diff options
Diffstat (limited to 'src/leap')
114 files changed, 17650 insertions, 1955 deletions
diff --git a/src/leap/__init__.py b/src/leap/__init__.py index e69de29b..0e880867 100644 --- a/src/leap/__init__.py +++ b/src/leap/__init__.py @@ -0,0 +1,35 @@ +""" +LEAP Encryption Access Project +website: U{https://leap.se/} +""" + +from leap import eip +from leap import baseapp +from leap import util +#from leap import soledad + +__all__ = [eip, baseapp, util] +__version__ = "unknown" +try: + from ._version import get_versions + __version__ = get_versions()['version'] + del get_versions +except ImportError: + #running on a tree that has not run + #the setup.py setver + pass + +__appname__ = "unknown" +try: + from leap._appname import __appname__ +except ImportError: + #running on a tree that has not run + #the setup.py setver + pass + +__full_version__ = __appname__ + '/' + str(__version__) + +try: + from leap._branding import BRANDING as __branding +except ImportError: + __branding = {} diff --git a/src/leap/_version.py b/src/leap/_version.py new file mode 100644 index 00000000..6f7e3d05 --- /dev/null +++ b/src/leap/_version.py @@ -0,0 +1,204 @@ + +IN_LONG_VERSION_PY = True +# This file helps to compute a version number in source trees obtained from +# git-archive tarball (such as those provided by githubs download-from-tag +# feature). Distribution tarballs (build by setup.py sdist) and build +# directories (produced by setup.py build) will contain a much shorter file +# that just contains the computed version number. + +# This file is released into the public domain. Generated by +# versioneer-0.7+ (https://github.com/warner/python-versioneer) + +# these strings will be replaced by git during git-archive +git_refnames = "$Format:%d$" +git_full = "$Format:%H$" + + +import subprocess +import sys + + +def run_command(args, cwd=None, verbose=False): + try: + # remember shell=False, so use git.cmd on windows, not just git + p = subprocess.Popen(args, stdout=subprocess.PIPE, cwd=cwd) + except EnvironmentError: + e = sys.exc_info()[1] + if verbose: + print("unable to run %s" % args[0]) + print(e) + return None + stdout = p.communicate()[0].strip() + if sys.version >= '3': + stdout = stdout.decode() + if p.returncode != 0: + if verbose: + print("unable to run %s (error)" % args[0]) + return None + return stdout + + +import sys +import re +import os.path + + +def get_expanded_variables(versionfile_source): + # the code embedded in _version.py can just fetch the value of these + # variables. When used from setup.py, we don't want to import + # _version.py, so we do it with a regexp instead. This function is not + # used from _version.py. + variables = {} + try: + for line in open(versionfile_source, "r").readlines(): + if line.strip().startswith("git_refnames ="): + mo = re.search(r'=\s*"(.*)"', line) + if mo: + variables["refnames"] = mo.group(1) + if line.strip().startswith("git_full ="): + mo = re.search(r'=\s*"(.*)"', line) + if mo: + variables["full"] = mo.group(1) + except EnvironmentError: + pass + return variables + + +def versions_from_expanded_variables(variables, tag_prefix, verbose=False): + refnames = variables["refnames"].strip() + if refnames.startswith("$Format"): + if verbose: + print("variables are unexpanded, not using") + return {} # unexpanded, so not in an unpacked git-archive tarball + refs = set([r.strip() for r in refnames.strip("()").split(",")]) + for ref in list(refs): + if not re.search(r'\d', ref): + if verbose: + print("discarding '%s', no digits" % ref) + refs.discard(ref) + # Assume all version tags have a digit. git's %d expansion + # behaves like git log --decorate=short and strips out the + # refs/heads/ and refs/tags/ prefixes that would let us + # distinguish between branches and tags. By ignoring refnames + # without digits, we filter out many common branch names like + # "release" and "stabilization", as well as "HEAD" and "master". + if verbose: + print("remaining refs: %s" % ",".join(sorted(refs))) + for ref in sorted(refs): + # sorting will prefer e.g. "2.0" over "2.0rc1" + if ref.startswith(tag_prefix): + r = ref[len(tag_prefix):] + if verbose: + print("picking %s" % r) + return {"version": r, + "full": variables["full"].strip()} + # no suitable tags, so we use the full revision id + if verbose: + print("no suitable tags, using full revision id") + return {"version": variables["full"].strip(), + "full": variables["full"].strip()} + + +def versions_from_vcs(tag_prefix, versionfile_source, verbose=False): + # this runs 'git' from the root of the source tree. That either means + # someone ran a setup.py command (and this code is in versioneer.py, so + # IN_LONG_VERSION_PY=False, thus the containing directory is the root of + # the source tree), or someone ran a project-specific entry point (and + # this code is in _version.py, so IN_LONG_VERSION_PY=True, thus the + # containing directory is somewhere deeper in the source tree). This only + # gets called if the git-archive 'subst' variables were *not* expanded, + # and _version.py hasn't already been rewritten with a short version + # string, meaning we're inside a checked out source tree. + + try: + here = os.path.abspath(__file__) + except NameError: + # some py2exe/bbfreeze/non-CPython implementations don't do __file__ + return {} # not always correct + + # versionfile_source is the relative path from the top of the source tree + # (where the .git directory might live) to this file. Invert this to find + # the root from __file__. + root = here + if IN_LONG_VERSION_PY: + for i in range(len(versionfile_source.split("/"))): + root = os.path.dirname(root) + else: + root = os.path.dirname(here) + if not os.path.exists(os.path.join(root, ".git")): + if verbose: + print("no .git in %s" % root) + return {} + + GIT = "git" + if sys.platform == "win32": + GIT = "git.cmd" + stdout = run_command([GIT, "describe", "--tags", "--dirty", "--always"], + cwd=root) + if stdout is None: + return {} + if not stdout.startswith(tag_prefix): + if verbose: + print("tag '%s' doesn't start with prefix '%s'" % ( + stdout, tag_prefix)) + return {} + tag = stdout[len(tag_prefix):] + stdout = run_command([GIT, "rev-parse", "HEAD"], cwd=root) + if stdout is None: + return {} + full = stdout.strip() + if tag.endswith("-dirty"): + full += "-dirty" + return {"version": tag, "full": full} + + +def versions_from_parentdir(parentdir_prefix, versionfile_source, + verbose=False): + if IN_LONG_VERSION_PY: + # We're running from _version.py. If it's from a source tree + # (execute-in-place), we can work upwards to find the root of the + # tree, and then check the parent directory for a version string. If + # it's in an installed application, there's no hope. + try: + here = os.path.abspath(__file__) + except NameError: + # py2exe/bbfreeze/non-CPython don't have __file__ + return {} # without __file__, we have no hope + # versionfile_source is the relative path from the top of the source + # tree to _version.py. Invert this to find the root from __file__. + root = here + for i in range(len(versionfile_source.split("/"))): + root = os.path.dirname(root) + else: + # we're running from versioneer.py, which means we're running from + # the setup.py in a source tree. sys.argv[0] is setup.py in the root. + here = os.path.abspath(sys.argv[0]) + root = os.path.dirname(here) + + # Source tarballs conventionally unpack into a directory that includes + # both the project name and a version string. + dirname = os.path.basename(root) + if not dirname.startswith(parentdir_prefix): + if verbose: + print("guessing rootdir is '%s', but '%s' " + "doesn't start with prefix '%s'" % + (root, dirname, parentdir_prefix)) + return None + return {"version": dirname[len(parentdir_prefix):], "full": ""} + +tag_prefix = "" +parentdir_prefix = "leap_client-" +versionfile_source = "src/leap/_version.py" + + +def get_versions(default={"version": "unknown", "full": ""}, verbose=False): + variables = {"refnames": git_refnames, "full": git_full} + ver = versions_from_expanded_variables(variables, tag_prefix, verbose) + if not ver: + ver = versions_from_vcs(tag_prefix, versionfile_source, verbose) + if not ver: + ver = versions_from_parentdir(parentdir_prefix, versionfile_source, + verbose) + if not ver: + ver = default + return ver diff --git a/src/leap/app.py b/src/leap/app.py index 0a61fd4f..1b2ccd61 100644 --- a/src/leap/app.py +++ b/src/leap/app.py @@ -1,12 +1,27 @@ +# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4 +from functools import partial import logging +import platform +import signal + # This is only needed for Python v2 but is harmless for Python v3. import sip sip.setapi('QVariant', 2) +sip.setapi('QString', 2) from PyQt4.QtGui import (QApplication, QSystemTrayIcon, QMessageBox) +from PyQt4 import QtCore +from leap import __version__ as VERSION from leap.baseapp.mainwindow import LeapWindow +from leap.util import polkit +from leap.gui import locale_rc + -logger = logging.getLogger(name=__name__) +def sigint_handler(*args, **kwargs): + logger = kwargs.get('logger', None) + logger.debug('SIGINT catched. shutting down...') + mainwindow = args[0] + mainwindow.shutdownSignal.emit() def main(): @@ -15,26 +30,96 @@ def main(): long live to the (hidden) leap window! """ import sys - from leap.utils import leap_argparse + from leap.util import leap_argparse parser, opts = leap_argparse.init_leapc_args() debug = getattr(opts, 'debug', False) - #XXX get debug level and set logger accordingly + # XXX get severity from command line args if debug: - logger.debug('args: ', opts) + level = logging.DEBUG + else: + level = logging.WARNING + + logger = logging.getLogger(name='leap') + logger.setLevel(level) + console = logging.StreamHandler() + console.setLevel(level) + formatter = logging.Formatter( + '%(asctime)s ' + '- %(name)s - %(levelname)s - %(message)s') + console.setFormatter(formatter) + logger.addHandler(console) + + logger.info('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~') + logger.info('LEAP client version %s', VERSION) + logger.info('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~') + logfile = getattr(opts, 'log_file', False) + if logfile: + logger.debug('setting logfile to %s ', logfile) + fileh = logging.FileHandler(logfile) + fileh.setLevel(logging.DEBUG) + fileh.setFormatter(formatter) + logger.addHandler(fileh) + logger.info('Starting app') app = QApplication(sys.argv) + # launch polkit-auth agent if needed + if platform.system() == "Linux": + polkit.check_if_running_polkit_auth() + + # To test: + # $ LANG=es ./app.py + locale = QtCore.QLocale.system().name() + qtTranslator = QtCore.QTranslator() + if qtTranslator.load("qt_%s" % locale, ":/translations"): + app.installTranslator(qtTranslator) + appTranslator = QtCore.QTranslator() + if appTranslator.load("leap_client_%s" % locale, ":/translations"): + app.installTranslator(appTranslator) + + # needed for initializing qsettings + # it will write .config/leap/leap.conf + # top level app settings + # in a platform independent way + app.setOrganizationName("leap") + app.setApplicationName("leap") + app.setOrganizationDomain("leap.se") + + # XXX we could check here + # if leap-client is already running, and abort + # gracefully in that case. + if not QSystemTrayIcon.isSystemTrayAvailable(): QMessageBox.critical(None, "Systray", - "I couldn't detect any \ -system tray on this system.") + "I couldn't detect" + "any system tray on this system.") sys.exit(1) if not debug: QApplication.setQuitOnLastWindowClosed(False) window = LeapWindow(opts) - window.show() + + # this dummy timer ensures that + # control is given to the outside loop, so we + # can hook our sigint handler. + timer = QtCore.QTimer() + timer.start(500) + timer.timeout.connect(lambda: None) + + sigint_window = partial(sigint_handler, window, logger=logger) + signal.signal(signal.SIGINT, sigint_window) + + if debug: + # we only show the main window + # if debug mode active. + # if not, it will be set visible + # from the systray menu. + window.show() + if sys.platform == "darwin": + window.raise_() + + # run main loop sys.exit(app.exec_()) if __name__ == "__main__": diff --git a/src/leap/utils/__init__.py b/src/leap/base/__init__.py index e69de29b..e69de29b 100644 --- a/src/leap/utils/__init__.py +++ b/src/leap/base/__init__.py diff --git a/src/leap/base/auth.py b/src/leap/base/auth.py new file mode 100644 index 00000000..c2d3f424 --- /dev/null +++ b/src/leap/base/auth.py @@ -0,0 +1,355 @@ +import binascii +import json +import logging +#import urlparse + +import requests +import srp + +from PyQt4 import QtCore + +from leap.base import constants as baseconstants +from leap.crypto import leapkeyring +from leap.util.misc import null_check +from leap.util.web import get_https_domain_and_port + +logger = logging.getLogger(__name__) + +SIGNUP_TIMEOUT = getattr(baseconstants, 'SIGNUP_TIMEOUT', 5) + +""" +Registration and authentication classes for the +SRP auth mechanism used in the leap platform. + +We're using the srp library which uses a c-based implementation +of the protocol if the c extension is available, and a python-based +one if not. +""" + + +class SRPAuthenticationError(Exception): + """ + exception raised + for authentication errors + """ + + +safe_unhexlify = lambda x: binascii.unhexlify(x) \ + if (len(x) % 2 == 0) else binascii.unhexlify('0' + x) + + +class LeapSRPRegister(object): + + def __init__(self, + schema="https", + provider=None, + verify=True, + register_path="1/users", + method="POST", + fetcher=requests, + srp=srp, + hashfun=srp.SHA256, + ng_constant=srp.NG_1024): + + null_check(provider, "provider") + + self.schema = schema + + domain, port = get_https_domain_and_port(provider) + self.provider = domain + self.port = port + + self.verify = verify + self.register_path = register_path + self.method = method + self.fetcher = fetcher + self.srp = srp + self.HASHFUN = hashfun + self.NG = ng_constant + + self.init_session() + + def init_session(self): + self.session = self.fetcher.session() + + def get_registration_uri(self): + # XXX assert is https! + # use urlparse + if self.port: + uri = "%s://%s:%s/%s" % ( + self.schema, + self.provider, + self.port, + self.register_path) + else: + uri = "%s://%s/%s" % ( + self.schema, + self.provider, + self.register_path) + + return uri + + def register_user(self, username, password, keep=False): + """ + @rtype: tuple + @rparam: (ok, request) + """ + salt, vkey = self.srp.create_salted_verification_key( + username, + password, + self.HASHFUN, + self.NG) + + user_data = { + 'user[login]': username, + 'user[password_verifier]': binascii.hexlify(vkey), + 'user[password_salt]': binascii.hexlify(salt)} + + uri = self.get_registration_uri() + logger.debug('post to uri: %s' % uri) + + # XXX get self.method + req = self.session.post( + uri, data=user_data, + timeout=SIGNUP_TIMEOUT, + verify=self.verify) + # we catch it in the form + #req.raise_for_status() + return (req.ok, req) + + +class SRPAuth(requests.auth.AuthBase): + + def __init__(self, username, password, server=None, verify=None): + # sanity check + null_check(server, 'server') + self.username = username + self.password = password + self.server = server + self.verify = verify + + logger.debug('SRPAuth. verify=%s' % verify) + logger.debug('server: %s. username=%s' % (server, username)) + + self.init_data = None + self.session = requests.session() + + self.init_srp() + + def init_srp(self): + usr = srp.User( + self.username, + self.password, + srp.SHA256, + srp.NG_1024) + uname, A = usr.start_authentication() + + self.srp_usr = usr + self.A = A + + def get_auth_data(self): + return { + 'login': self.username, + 'A': binascii.hexlify(self.A) + } + + def get_init_data(self): + try: + init_session = self.session.post( + self.server + '/1/sessions/', + data=self.get_auth_data(), + verify=self.verify) + except requests.exceptions.ConnectionError: + raise SRPAuthenticationError( + "No connection made (salt).") + except: + raise SRPAuthenticationError( + "Unknown error (salt).") + if init_session.status_code not in (200, ): + raise SRPAuthenticationError( + "No valid response (salt).") + + self.init_data = init_session.json + return self.init_data + + def get_server_proof_data(self): + try: + auth_result = self.session.put( + #self.server + '/1/sessions.json/' + self.username, + self.server + '/1/sessions/' + self.username, + data={'client_auth': binascii.hexlify(self.M)}, + verify=self.verify) + except requests.exceptions.ConnectionError: + raise SRPAuthenticationError( + "No connection made (HAMK).") + + if auth_result.status_code not in (200, ): + raise SRPAuthenticationError( + "No valid response (HAMK).") + + self.auth_data = auth_result.json + return self.auth_data + + def authenticate(self): + logger.debug('start authentication...') + + init_data = self.get_init_data() + salt = init_data.get('salt', None) + B = init_data.get('B', None) + + # XXX refactor this function + # move checks and un-hex + # to routines + + if not salt or not B: + raise SRPAuthenticationError( + "Server did not send initial data.") + + try: + unhex_salt = safe_unhexlify(salt) + except TypeError: + raise SRPAuthenticationError( + "Bad data from server (salt)") + try: + unhex_B = safe_unhexlify(B) + except TypeError: + raise SRPAuthenticationError( + "Bad data from server (B)") + + self.M = self.srp_usr.process_challenge( + unhex_salt, + unhex_B + ) + + proof_data = self.get_server_proof_data() + + HAMK = proof_data.get("M2", None) + if not HAMK: + errors = proof_data.get('errors', None) + if errors: + logger.error(errors) + raise SRPAuthenticationError("Server did not send HAMK.") + + try: + unhex_HAMK = safe_unhexlify(HAMK) + except TypeError: + raise SRPAuthenticationError( + "Bad data from server (HAMK)") + + self.srp_usr.verify_session( + unhex_HAMK) + + try: + assert self.srp_usr.authenticated() + logger.debug('user is authenticated!') + except (AssertionError): + raise SRPAuthenticationError( + "Auth verification failed.") + + def __call__(self, req): + self.authenticate() + req.cookies = self.session.cookies + return req + + +def srpauth_protected(user=None, passwd=None, server=None, verify=True): + """ + decorator factory that accepts + user and password keyword arguments + and add those to the decorated request + """ + def srpauth(fn): + def wrapper(*args, **kwargs): + if user and passwd: + auth = SRPAuth(user, passwd, server, verify) + kwargs['auth'] = auth + kwargs['verify'] = verify + if not args: + logger.warning('attempting to get from empty uri!') + return fn(*args, **kwargs) + return wrapper + return srpauth + + +def get_leap_credentials(): + settings = QtCore.QSettings() + full_username = settings.value('username') + username, domain = full_username.split('@') + seed = settings.value('%s_seed' % domain, None) + password = leapkeyring.leap_get_password(full_username, seed=seed) + return (username, password) + + +# XXX TODO +# Pass verify as single argument, +# in srpauth_protected style + +def magick_srpauth(fn): + """ + decorator that gets user and password + from the config file and adds those to + the decorated request + """ + logger.debug('magick srp auth decorator called') + + def wrapper(*args, **kwargs): + #uri = args[0] + # XXX Ugh! + # Problem with this approach. + # This won't work when we're using + # api.foo.bar + # Unless we keep a table with the + # equivalencies... + user, passwd = get_leap_credentials() + + # XXX pass verify and server too + # (pop) + auth = SRPAuth(user, passwd) + kwargs['auth'] = auth + return fn(*args, **kwargs) + return wrapper + + +if __name__ == "__main__": + """ + To test against test_provider (twisted version) + Register an user: (will be valid during the session) + >>> python auth.py add test password + + Test login with that user: + >>> python auth.py login test password + """ + + import sys + + if len(sys.argv) not in (4, 5): + print 'Usage: auth <add|login> <user> <pass> [server]' + sys.exit(0) + + action = sys.argv[1] + user = sys.argv[2] + passwd = sys.argv[3] + + if len(sys.argv) == 5: + SERVER = sys.argv[4] + else: + SERVER = "https://localhost:8443" + + if action == "login": + + @srpauth_protected( + user=user, passwd=passwd, server=SERVER, verify=False) + def test_srp_protected_get(*args, **kwargs): + req = requests.get(*args, **kwargs) + req.raise_for_status + return req + + #req = test_srp_protected_get('https://localhost:8443/1/cert') + req = test_srp_protected_get('%s/1/cert' % SERVER) + #print 'cert :', req.content[:200] + "..." + print req.content + sys.exit(0) + + if action == "add": + auth = LeapSRPRegister(provider=SERVER, verify=False) + auth.register_user(user, passwd) diff --git a/src/leap/base/authentication.py b/src/leap/base/authentication.py new file mode 100644 index 00000000..09ff1d07 --- /dev/null +++ b/src/leap/base/authentication.py @@ -0,0 +1,11 @@ +""" +Authentication Base Class +""" + + +class Authentication(object): + """ + I have no idea how Authentication (certs,?) + will be done, but stub it here. + """ + pass diff --git a/src/leap/base/checks.py b/src/leap/base/checks.py new file mode 100644 index 00000000..0bf44f59 --- /dev/null +++ b/src/leap/base/checks.py @@ -0,0 +1,213 @@ +# -*- coding: utf-8 -*- +import logging +import platform +import re +import socket + +import netifaces +import sh + +from leap.base import constants +from leap.base import exceptions + +logger = logging.getLogger(name=__name__) +_platform = platform.system() + +#EVENTS OF NOTE +EVENT_CONNECT_REFUSED = "[ECONNREFUSED]: Connection refused (code=111)" + +ICMP_TARGET = "8.8.8.8" + + +class LeapNetworkChecker(object): + """ + all network related checks + """ + def __init__(self, *args, **kwargs): + provider_gw = kwargs.pop('provider_gw', None) + self.provider_gateway = provider_gw + + def run_all(self, checker=None): + if not checker: + checker = self + #self.error = None # ? + + # for MVS + checker.check_tunnel_default_interface() + checker.check_internet_connection() + checker.is_internet_up() + + if self.provider_gateway: + checker.ping_gateway(self.provider_gateway) + + checker.parse_log_and_react([], ()) + + def check_internet_connection(self): + if _platform == "Linux": + try: + output = sh.ping("-c", "5", "-w", "5", ICMP_TARGET) + # XXX should redirect this to netcheck logger. + # and don't clutter main log. + logger.debug('Network appears to be up.') + except sh.ErrorReturnCode_1 as e: + packet_loss = re.findall("\d+% packet loss", e.message)[0] + logger.debug("Unidentified Connection Error: " + packet_loss) + if not self.is_internet_up(): + error = "No valid internet connection found." + else: + error = "Provider server appears to be down." + + logger.error(error) + raise exceptions.NoInternetConnection(error) + + else: + raise NotImplementedError + + def is_internet_up(self): + iface, gateway = self.get_default_interface_gateway() + try: + self.ping_gateway(self.provider_gateway) + except exceptions.NoConnectionToGateway: + return False + return True + + def _get_route_table_linux(self): + # do not use context manager, tests pass a StringIO + f = open("/proc/net/route") + route_table = f.readlines() + f.close() + #toss out header + route_table.pop(0) + if not route_table: + raise exceptions.NoDefaultInterfaceFoundError + return route_table + + def _get_def_iface_osx(self): + default_iface = None + #gateway = None + routes = list(sh.route('-n', 'get', ICMP_TARGET, _iter=True)) + iface = filter(lambda l: "interface" in l, routes) + if not iface: + return None, None + def_ifacel = re.findall('\w+\d', iface[0]) + default_iface = def_ifacel[0] if def_ifacel else None + if not default_iface: + return None, None + _gw = filter(lambda l: "gateway" in l, routes) + gw = re.findall('\d+\.\d+\.\d+\.\d+', _gw[0])[0] + return default_iface, gw + + def _get_tunnel_iface_linux(self): + # XXX review. + # valid also when local router has a default entry? + route_table = self._get_route_table_linux() + line = route_table.pop(0) + iface, destination = line.split('\t')[0:2] + if not destination == '00000000' or not iface == 'tun0': + raise exceptions.TunnelNotDefaultRouteError() + return True + + def check_tunnel_default_interface(self): + """ + Raises an TunnelNotDefaultRouteError + if tun0 is not the chosen default route + (including when no routes are present) + """ + #logger.debug('checking tunnel default interface...') + + if _platform == "Linux": + valid = self._get_tunnel_iface_linux() + return valid + elif _platform == "Darwin": + default_iface, gw = self._get_def_iface_osx() + #logger.debug('iface: %s', default_iface) + if default_iface != "tun0": + logger.debug('tunnel not default route! gw: %s', default_iface) + # XXX should catch this and act accordingly... + # but rather, this test should only be launched + # when we have successfully completed a connection + # ... TRIGGER: Connection stablished (or whatever it is) + # in the logs + raise exceptions.TunnelNotDefaultRouteError + else: + #logger.debug('PLATFORM !!! %s', _platform) + raise NotImplementedError + + def _get_def_iface_linux(self): + default_iface = None + gateway = None + + route_table = self._get_route_table_linux() + while route_table: + line = route_table.pop(0) + iface, destination, gateway = line.split('\t')[0:3] + if destination == '00000000': + default_iface = iface + break + return default_iface, gateway + + def get_default_interface_gateway(self): + """ + gets the interface we are going thru. + (this should be merged with check tunnel default interface, + imo...) + """ + if _platform == "Linux": + default_iface, gw = self._get_def_iface_linux() + elif _platform == "Darwin": + default_iface, gw = self._get_def_iface_osx() + else: + raise NotImplementedError + + if not default_iface: + raise exceptions.NoDefaultInterfaceFoundError + + if default_iface not in netifaces.interfaces(): + raise exceptions.InterfaceNotFoundError + logger.debug('-- default iface %s', default_iface) + return default_iface, gw + + def ping_gateway(self, gateway): + # TODO: Discuss how much packet loss (%) is acceptable. + + # XXX -- validate gateway + # -- is it a valid ip? (there's something in util) + # -- is it a domain? + # -- can we resolve? -- raise NoDNSError if not. + + # XXX -- sh.ping implemtation needs review! + try: + output = sh.ping("-c", "10", gateway).stdout + except sh.ErrorReturnCode_1 as e: + output = e.message + finally: + packet_loss = int(re.findall("(\d+)% packet loss", output)[0]) + + logger.debug('packet loss %s%%' % packet_loss) + if packet_loss > constants.MAX_ICMP_PACKET_LOSS: + raise exceptions.NoConnectionToGateway + + def check_name_resolution(self, domain_name): + try: + socket.gethostbyname(domain_name) + return True + except socket.gaierror: + raise exceptions.CannotResolveDomainError + + def parse_log_and_react(self, log, error_matrix=None): + """ + compares the recent openvpn status log to + strings passed in and executes the callbacks passed in. + @param log: openvpn log + @type log: list of strings + @param error_matrix: tuples of strings and tuples of callbacks + @type error_matrix: tuples strings and call backs + """ + for line in log: + # we could compile a regex here to save some cycles up -- kali + for each in error_matrix: + error, callbacks = each + if error in line: + for cb in callbacks: + if callable(cb): + cb() diff --git a/src/leap/base/config.py b/src/leap/base/config.py new file mode 100644 index 00000000..85bb3d66 --- /dev/null +++ b/src/leap/base/config.py @@ -0,0 +1,348 @@ +""" +Configuration Base Class +""" +import grp +import json +import logging +import re +import socket +import time +import os + +logger = logging.getLogger(name=__name__) + +from dateutil import parser as dateparser +from xdg import BaseDirectory +import requests + +from leap.base import exceptions +from leap.base import constants +from leap.base.pluggableconfig import PluggableConfig +from leap.util.fileutil import (mkdir_p) + +# move to base! +from leap.eip import exceptions as eipexceptions + + +class BaseLeapConfig(object): + slug = None + + # XXX we have to enforce that every derived class + # has a slug (via interface) + # get property getter that raises NI.. + + def save(self): + raise NotImplementedError("abstract base class") + + def load(self): + raise NotImplementedError("abstract base class") + + def get_config(self, *kwargs): + raise NotImplementedError("abstract base class") + + @property + def config(self): + return self.get_config() + + def get_value(self, *kwargs): + raise NotImplementedError("abstract base class") + + +class MetaConfigWithSpec(type): + """ + metaclass for JSONLeapConfig classes. + It creates a configuration spec out of + the `spec` dictionary. The `properties` attribute + of the spec dict is turn into the `schema` attribute + of the new class (which will be used to validate against). + """ + # XXX in the near future, this is the + # place where we want to enforce + # singletons, read-only and similar stuff. + + def __new__(meta, classname, bases, classDict): + schema_obj = classDict.get('spec', None) + + # not quite happy with this workaround. + # I want to raise if missing spec dict, but only + # for grand-children of this metaclass. + # maybe should use abc module for this. + abcderived = ("JSONLeapConfig",) + if schema_obj is None and classname not in abcderived: + raise exceptions.ImproperlyConfigured( + "missing spec dict on your derived class (%s)" % classname) + + # we create a configuration spec attribute + # from the spec dict + config_class = type( + classname + "Spec", + (PluggableConfig, object), + {'options': schema_obj}) + classDict['spec'] = config_class + + return type.__new__(meta, classname, bases, classDict) + +########################################################## +# some hacking still in progress: + +# Configs have: + +# - a slug (from where a filename/folder is derived) +# - a spec (for validation and defaults). +# this spec is conformant to the json-schema. +# basically a dict that will be used +# for type casting and validation, and defaults settings. + +# all config objects, since they are derived from BaseConfig, implement basic +# useful methods: +# - save +# - load + +########################################################## + + +class JSONLeapConfig(BaseLeapConfig): + + __metaclass__ = MetaConfigWithSpec + + def __init__(self, *args, **kwargs): + # sanity check + try: + assert self.slug is not None + except AssertionError: + raise exceptions.ImproperlyConfigured( + "missing slug on JSONLeapConfig" + " derived class") + try: + assert self.spec is not None + except AssertionError: + raise exceptions.ImproperlyConfigured( + "missing spec on JSONLeapConfig" + " derived class") + assert issubclass(self.spec, PluggableConfig) + + self.domain = kwargs.pop('domain', None) + self._config = self.spec(format="json") + self._config.load() + self.fetcher = kwargs.pop('fetcher', requests) + + # mandatory baseconfig interface + + def save(self, to=None, force=False): + """ + force param will skip the dirty check. + :type force: bool + """ + # XXX this force=True does not feel to right + # but still have to look for a better way + # of dealing with dirtiness and the + # trick of loading remote config only + # when newer. + + if force: + do_save = True + else: + do_save = self._config.is_dirty() + + if do_save: + if to is None: + to = self.filename + folder, filename = os.path.split(to) + if folder and not os.path.isdir(folder): + mkdir_p(folder) + self._config.serialize(to) + return True + + else: + return False + + def load(self, fromfile=None, from_uri=None, fetcher=None, + force_download=False, verify=True): + + if from_uri is not None: + fetched = self.fetch( + from_uri, + fetcher=fetcher, + verify=verify, + force_dl=force_download) + if fetched: + return + if fromfile is None: + fromfile = self.filename + if os.path.isfile(fromfile): + self._config.load(fromfile=fromfile) + else: + logger.warning('tried to load config from non-existent path') + logger.warning('Not Found: %s', fromfile) + + def fetch(self, uri, fetcher=None, verify=True, force_dl=False): + if not fetcher: + fetcher = self.fetcher + + logger.debug('uri: %s (verify: %s)' % (uri, verify)) + + rargs = (uri, ) + rkwargs = {'verify': verify} + headers = {} + + curmtime = self.get_mtime() if not force_dl else None + if curmtime: + logger.debug('requesting with if-modified-since %s' % curmtime) + headers['if-modified-since'] = curmtime + rkwargs['headers'] = headers + + #request = fetcher.get(uri, verify=verify) + request = fetcher.get(*rargs, **rkwargs) + request.raise_for_status() + + if request.status_code == 304: + logger.debug('...304 Not Changed') + # On this point, we have to assume that + # we HAD the filename. If that filename is corruct, + # we should enforce a force_download in the load + # method above. + self._config.load(fromfile=self.filename) + return True + + if request.json: + mtime = None + last_modified = request.headers.get('last-modified', None) + if last_modified: + _mtime = dateparser.parse(last_modified) + mtime = int(_mtime.strftime("%s")) + if callable(request.json): + _json = request.json() + else: + # back-compat + _json = request.json + self._config.load(json.dumps(_json), mtime=mtime) + self._config.set_dirty() + else: + # not request.json + # might be server did not announce content properly, + # let's try deserializing all the same. + try: + self._config.load(request.content) + self._config.set_dirty() + except ValueError: + raise eipexceptions.LeapBadConfigFetchedError + + return True + + def get_mtime(self): + try: + _mtime = os.stat(self.filename)[8] + mtime = time.strftime("%c GMT", time.gmtime(_mtime)) + return mtime + except OSError: + return None + + def get_config(self): + return self._config.config + + # public methods + + def get_filename(self): + return self._slug_to_filename() + + @property + def filename(self): + return self.get_filename() + + def validate(self, data): + logger.debug('validating schema') + self._config.validate(data) + return True + + # private + + def _slug_to_filename(self): + # is this going to work in winland if slug is "foo/bar" ? + folder, filename = os.path.split(self.slug) + config_file = get_config_file(filename, folder) + return config_file + + def exists(self): + return os.path.isfile(self.filename) + + +# +# utility functions +# +# (might be moved to some class as we see fit, but +# let's remain functional for a while) +# maybe base.config.util ?? +# + + +def get_config_dir(): + """ + get the base dir for all leap config + @rparam: config path + @rtype: string + """ + home = os.path.expanduser("~") + if re.findall("leap_tests-[_a-zA-Z0-9]{6}", home): + # we're inside a test! :) + return os.path.join(home, ".config/leap") + else: + # XXX dirspec is cross-platform, + # we should borrow some of those + # routines for osx/win and wrap this call. + return os.path.join(BaseDirectory.xdg_config_home, + 'leap') + + +def get_config_file(filename, folder=None): + """ + concatenates the given filename + with leap config dir. + @param filename: name of the file + @type filename: string + @rparam: full path to config file + """ + path = [] + path.append(get_config_dir()) + if folder is not None: + path.append(folder) + path.append(filename) + return os.path.join(*path) + + +def get_default_provider_path(): + default_subpath = os.path.join("providers", + constants.DEFAULT_PROVIDER) + default_provider_path = get_config_file( + '', + folder=default_subpath) + return default_provider_path + + +def get_provider_path(domain): + # XXX if not domain, return get_default_provider_path + default_subpath = os.path.join("providers", domain) + provider_path = get_config_file( + '', + folder=default_subpath) + return provider_path + + +def validate_ip(ip_str): + """ + raises exception if the ip_str is + not a valid representation of an ip + """ + socket.inet_aton(ip_str) + + +def get_username(): + try: + return os.getlogin() + except OSError as e: + import pwd + return pwd.getpwuid(os.getuid())[0] + + +def get_groupname(): + gid = os.getgroups()[-1] + return grp.getgrgid(gid).gr_name diff --git a/src/leap/base/connection.py b/src/leap/base/connection.py new file mode 100644 index 00000000..41d13935 --- /dev/null +++ b/src/leap/base/connection.py @@ -0,0 +1,115 @@ +""" +Base Connection Classs +""" +from __future__ import (division, unicode_literals, print_function) + +import logging + +from leap.base.authentication import Authentication + +logger = logging.getLogger(name=__name__) + + +class Connection(Authentication): + # JSONLeapConfig + #spec = {} + + def __init__(self, *args, **kwargs): + self.connection_state = None + self.desired_connection_state = None + #XXX FIXME diamond inheritance gotcha.. + #If you inherit from >1 class, + #super is only initializing one + #of the bases..!! + # I think we better pass config as a constructor + # parameter -- kali 2012-08-30 04:33 + super(Connection, self).__init__(*args, **kwargs) + + def connect(self): + """ + entry point for connection process + """ + pass + + def disconnect(self): + """ + disconnects client + """ + pass + + #def shutdown(self): + #""" + #shutdown and quit + #""" + #self.desired_con_state = self.status.DISCONNECTED + + def connection_state(self): + """ + returns the current connection state + """ + return self.status.current + + def desired_connection_state(self): + """ + returns the desired_connection state + """ + return self.desired_connection_state + + def get_icon_name(self): + """ + get icon name from status object + """ + return self.status.get_state_icon() + + # + # private methods + # + + def _disconnect(self): + """ + private method for disconnecting + """ + if self.subp is not None: + self.subp.terminate() + self.subp = None + # XXX signal state changes! :) + + def _is_alive(self): + """ + don't know yet + """ + pass + + def _connect(self): + """ + entry point for connection cascade methods. + """ + #conn_result = ConState.DISCONNECTED + try: + conn_result = self._try_connection() + except UnrecoverableError as except_msg: + logger.error("FATAL: %s" % unicode(except_msg)) + conn_result = self.status.UNRECOVERABLE + except Exception as except_msg: + self.error_queue.append(except_msg) + logger.error("Failed Connection: %s" % + unicode(except_msg)) + return conn_result + + +class ConnectionError(Exception): + """ + generic connection error + """ + def __str__(self): + if len(self.args) >= 1: + return repr(self.args[0]) + else: + raise self() + + +class UnrecoverableError(ConnectionError): + """ + we cannot do anything about it, sorry + """ + pass diff --git a/src/leap/base/constants.py b/src/leap/base/constants.py new file mode 100644 index 00000000..f5665e5f --- /dev/null +++ b/src/leap/base/constants.py @@ -0,0 +1,42 @@ +"""constants to be used in base module""" +from leap import __branding +APP_NAME = __branding.get("short_name", "leap-client") +OPENVPN_BIN = "openvpn" + +# default provider placeholder +# using `example.org` we make sure that this +# is not going to be resolved during the tests phases +# (we expect testers to add it to their /etc/hosts + +DEFAULT_PROVIDER = __branding.get( + "provider_domain", + "testprovider.example.org") + +DEFINITION_EXPECTED_PATH = "provider.json" + +DEFAULT_PROVIDER_DEFINITION = { + u"api_uri": "https://api.%s/" % DEFAULT_PROVIDER, + u"api_version": u"1", + u"ca_cert_fingerprint": "SHA256: fff", + u"ca_cert_uri": u"https://%s/ca.crt" % DEFAULT_PROVIDER, + u"default_language": u"en", + u"description": { + u"en": u"A demonstration service provider using the LEAP platform" + }, + u"domain": "%s" % DEFAULT_PROVIDER, + u"enrollment_policy": u"open", + u"languages": [ + u"en" + ], + u"name": { + u"en": u"Test Provider" + }, + u"services": [ + "openvpn" + ] +} + + +MAX_ICMP_PACKET_LOSS = 10 + +ROUTE_CHECK_INTERVAL = 10 diff --git a/src/leap/base/exceptions.py b/src/leap/base/exceptions.py new file mode 100644 index 00000000..2e31b33b --- /dev/null +++ b/src/leap/base/exceptions.py @@ -0,0 +1,97 @@ +""" +Exception attributes and their meaning/uses +------------------------------------------- + +* critical: if True, will abort execution prematurely, + after attempting any cleaning + action. + +* failfirst: breaks any error_check loop that is examining + the error queue. + +* message: the message that will be used in the __repr__ of the exception. + +* usermessage: the message that will be passed to user in ErrorDialogs + in Qt-land. +""" +from leap.util.translations import translate + + +class LeapException(Exception): + """ + base LeapClient exception + sets some parameters that we will check + during error checking routines + """ + + critical = False + failfirst = False + warning = False + + +class CriticalError(LeapException): + """ + we cannot do anything about it + """ + critical = True + failfirst = True + + +# In use ??? +# don't thing so. purge if not... + +class MissingConfigFileError(Exception): + pass + + +class ImproperlyConfigured(Exception): + pass + + +# NOTE: "Errors" (context) has to be a explicit string! + + +class InterfaceNotFoundError(LeapException): + # XXX should take iface arg on init maybe? + message = "interface not found" + usermessage = translate( + "Errors", + "Interface not found") + + +class NoDefaultInterfaceFoundError(LeapException): + message = "no default interface found" + usermessage = translate( + "Errors", + "Looks like your computer " + "is not connected to the internet") + + +class NoConnectionToGateway(CriticalError): + message = "no connection to gateway" + usermessage = translate( + "Errors", + "Looks like there are problems " + "with your internet connection") + + +class NoInternetConnection(CriticalError): + message = "No Internet connection found" + usermessage = translate( + "Errors", + "It looks like there is no internet connection.") + # and now we try to connect to our web to troubleshoot LOL :P + + +class CannotResolveDomainError(LeapException): + message = "Cannot resolve domain" + usermessage = translate( + "Errors", + "Domain cannot be found") + + +class TunnelNotDefaultRouteError(LeapException): + message = "Tunnel connection dissapeared. VPN down?" + usermessage = translate( + "Errors", + "The Encrypted Connection was lost.") diff --git a/src/leap/base/jsonschema.py b/src/leap/base/jsonschema.py new file mode 100644 index 00000000..56689b08 --- /dev/null +++ b/src/leap/base/jsonschema.py @@ -0,0 +1,791 @@ +""" +An implementation of JSON Schema for Python + +The main functionality is provided by the validator classes for each of the +supported JSON Schema versions. + +Most commonly, :func:`validate` is the quickest way to simply validate a given +instance under a schema, and will create a validator for you. + +""" + +from __future__ import division, unicode_literals + +import collections +import json +import itertools +import operator +import re +import sys + + +__version__ = "0.8.0" + +PY3 = sys.version_info[0] >= 3 + +if PY3: + from urllib import parse as urlparse + from urllib.parse import unquote + from urllib.request import urlopen + basestring = unicode = str + iteritems = operator.methodcaller("items") +else: + from itertools import izip as zip + from urllib import unquote + from urllib2 import urlopen + import urlparse + iteritems = operator.methodcaller("iteritems") + + +FLOAT_TOLERANCE = 10 ** -15 +validators = {} + + +def validates(version): + """ + Register the decorated validator for a ``version`` of the specification. + + Registered validators and their meta schemas will be considered when + parsing ``$schema`` properties' URIs. + + :argument str version: an identifier to use as the version's name + :returns: a class decorator to decorate the validator with the version + + """ + + def _validates(cls): + validators[version] = cls + return cls + return _validates + + +class UnknownType(Exception): + """ + An attempt was made to check if an instance was of an unknown type. + + """ + + +class RefResolutionError(Exception): + """ + A JSON reference failed to resolve. + + """ + + +class SchemaError(Exception): + """ + The provided schema is malformed. + + The same attributes are present as for :exc:`ValidationError`\s. + + """ + + def __init__(self, message, validator=None, path=()): + super(SchemaError, self).__init__(message, validator, path) + self.message = message + self.path = list(path) + self.validator = validator + + def __str__(self): + return self.message + + +class ValidationError(Exception): + """ + The instance didn't properly validate under the provided schema. + + Relevant attributes are: + * ``message`` : a human readable message explaining the error + * ``path`` : a list containing the path to the offending element (or [] + if the error happened globally) in *reverse* order (i.e. + deepest index first). + + """ + + def __init__(self, message, validator=None, path=()): + # Any validator that recurses (e.g. properties and items) must append + # to the ValidationError's path to properly maintain where in the + # instance the error occurred + super(ValidationError, self).__init__(message, validator, path) + self.message = message + self.path = list(path) + self.validator = validator + + def __str__(self): + return self.message + + +@validates("draft3") +class Draft3Validator(object): + """ + A validator for JSON Schema draft 3. + + """ + + DEFAULT_TYPES = { + "array": list, "boolean": bool, "integer": int, "null": type(None), + "number": (int, float), "object": dict, "string": basestring, + } + + def __init__(self, schema, types=(), resolver=None): + self._types = dict(self.DEFAULT_TYPES) + self._types.update(types) + + if resolver is None: + resolver = RefResolver.from_schema(schema) + + self.resolver = resolver + self.schema = schema + + def is_type(self, instance, type): + if type == "any": + return True + elif type not in self._types: + raise UnknownType(type) + type = self._types[type] + + # bool inherits from int, so ensure bools aren't reported as integers + if isinstance(instance, bool): + type = _flatten(type) + if int in type and bool not in type: + return False + return isinstance(instance, type) + + def is_valid(self, instance, _schema=None): + error = next(self.iter_errors(instance, _schema), None) + return error is None + + @classmethod + def check_schema(cls, schema): + for error in cls(cls.META_SCHEMA).iter_errors(schema): + raise SchemaError( + error.message, validator=error.validator, path=error.path, + ) + + def iter_errors(self, instance, _schema=None): + if _schema is None: + _schema = self.schema + + for k, v in iteritems(_schema): + validator = getattr(self, "validate_%s" % (k.lstrip("$"),), None) + + if validator is None: + continue + + errors = validator(v, instance, _schema) or () + for error in errors: + # set the validator if it wasn't already set by the called fn + if error.validator is None: + error.validator = k + yield error + + def validate(self, *args, **kwargs): + for error in self.iter_errors(*args, **kwargs): + raise error + + def validate_type(self, types, instance, schema): + types = _list(types) + + for type in types: + if self.is_type(type, "object"): + if self.is_valid(instance, type): + return + elif self.is_type(type, "string"): + if self.is_type(instance, type): + return + else: + yield ValidationError(_types_msg(instance, types)) + + def validate_properties(self, properties, instance, schema): + if not self.is_type(instance, "object"): + return + + for property, subschema in iteritems(properties): + if property in instance: + for error in self.iter_errors(instance[property], subschema): + error.path.append(property) + yield error + elif subschema.get("required", False): + yield ValidationError( + "%r is a required property" % (property,), + validator="required", + path=[property], + ) + + def validate_patternProperties(self, patternProperties, instance, schema): + if not self.is_type(instance, "object"): + return + + for pattern, subschema in iteritems(patternProperties): + for k, v in iteritems(instance): + if re.match(pattern, k): + for error in self.iter_errors(v, subschema): + yield error + + def validate_additionalProperties(self, aP, instance, schema): + if not self.is_type(instance, "object"): + return + + extras = set(_find_additional_properties(instance, schema)) + + if self.is_type(aP, "object"): + for extra in extras: + for error in self.iter_errors(instance[extra], aP): + yield error + elif not aP and extras: + error = "Additional properties are not allowed (%s %s unexpected)" + yield ValidationError(error % _extras_msg(extras)) + + def validate_dependencies(self, dependencies, instance, schema): + if not self.is_type(instance, "object"): + return + + for property, dependency in iteritems(dependencies): + if property not in instance: + continue + + if self.is_type(dependency, "object"): + for error in self.iter_errors(instance, dependency): + yield error + else: + dependencies = _list(dependency) + for dependency in dependencies: + if dependency not in instance: + yield ValidationError( + "%r is a dependency of %r" % (dependency, property) + ) + + def validate_items(self, items, instance, schema): + if not self.is_type(instance, "array"): + return + + if self.is_type(items, "object"): + for index, item in enumerate(instance): + for error in self.iter_errors(item, items): + error.path.append(index) + yield error + else: + for (index, item), subschema in zip(enumerate(instance), items): + for error in self.iter_errors(item, subschema): + error.path.append(index) + yield error + + def validate_additionalItems(self, aI, instance, schema): + if ( + not self.is_type(instance, "array") or + not self.is_type(schema.get("items"), "array") + ): + return + + if self.is_type(aI, "object"): + for item in instance[len(schema):]: + for error in self.iter_errors(item, aI): + yield error + elif not aI and len(instance) > len(schema.get("items", [])): + error = "Additional items are not allowed (%s %s unexpected)" + yield ValidationError( + error % _extras_msg(instance[len(schema.get("items", [])):]) + ) + + def validate_minimum(self, minimum, instance, schema): + if not self.is_type(instance, "number"): + return + + instance = float(instance) + if schema.get("exclusiveMinimum", False): + failed = instance <= minimum + cmp = "less than or equal to" + else: + failed = instance < minimum + cmp = "less than" + + if failed: + yield ValidationError( + "%r is %s the minimum of %r" % (instance, cmp, minimum) + ) + + def validate_maximum(self, maximum, instance, schema): + if not self.is_type(instance, "number"): + return + + instance = float(instance) + if schema.get("exclusiveMaximum", False): + failed = instance >= maximum + cmp = "greater than or equal to" + else: + failed = instance > maximum + cmp = "greater than" + + if failed: + yield ValidationError( + "%r is %s the maximum of %r" % (instance, cmp, maximum) + ) + + def validate_minItems(self, mI, instance, schema): + if self.is_type(instance, "array") and len(instance) < mI: + yield ValidationError("%r is too short" % (instance,)) + + def validate_maxItems(self, mI, instance, schema): + if self.is_type(instance, "array") and len(instance) > mI: + yield ValidationError("%r is too long" % (instance,)) + + def validate_uniqueItems(self, uI, instance, schema): + if uI and self.is_type(instance, "array") and not _uniq(instance): + yield ValidationError("%r has non-unique elements" % instance) + + def validate_pattern(self, patrn, instance, schema): + if self.is_type(instance, "string") and not re.match(patrn, instance): + yield ValidationError("%r does not match %r" % (instance, patrn)) + + def validate_minLength(self, mL, instance, schema): + if self.is_type(instance, "string") and len(instance) < mL: + yield ValidationError("%r is too short" % (instance,)) + + def validate_maxLength(self, mL, instance, schema): + if self.is_type(instance, "string") and len(instance) > mL: + yield ValidationError("%r is too long" % (instance,)) + + def validate_enum(self, enums, instance, schema): + if instance not in enums: + yield ValidationError("%r is not one of %r" % (instance, enums)) + + def validate_divisibleBy(self, dB, instance, schema): + if not self.is_type(instance, "number"): + return + + if isinstance(dB, float): + mod = instance % dB + failed = (mod > FLOAT_TOLERANCE) and (dB - mod) > FLOAT_TOLERANCE + else: + failed = instance % dB + + if failed: + yield ValidationError("%r is not divisible by %r" % (instance, dB)) + + def validate_disallow(self, disallow, instance, schema): + for disallowed in _list(disallow): + if self.is_valid(instance, {"type": [disallowed]}): + yield ValidationError( + "%r is disallowed for %r" % (disallowed, instance) + ) + + def validate_extends(self, extends, instance, schema): + if self.is_type(extends, "object"): + extends = [extends] + for subschema in extends: + for error in self.iter_errors(instance, subschema): + yield error + + def validate_ref(self, ref, instance, schema): + resolved = self.resolver.resolve(ref) + for error in self.iter_errors(instance, resolved): + yield error + + +Draft3Validator.META_SCHEMA = { + "$schema": "http://json-schema.org/draft-03/schema#", + "id": "http://json-schema.org/draft-03/schema#", + "type": "object", + + "properties": { + "type": { + "type": ["string", "array"], + "items": {"type": ["string", {"$ref": "#"}]}, + "uniqueItems": True, + "default": "any" + }, + "properties": { + "type": "object", + "additionalProperties": {"$ref": "#", "type": "object"}, + "default": {} + }, + "patternProperties": { + "type": "object", + "additionalProperties": {"$ref": "#"}, + "default": {} + }, + "additionalProperties": { + "type": [{"$ref": "#"}, "boolean"], "default": {} + }, + "items": { + "type": [{"$ref": "#"}, "array"], + "items": {"$ref": "#"}, + "default": {} + }, + "additionalItems": { + "type": [{"$ref": "#"}, "boolean"], "default": {} + }, + "required": {"type": "boolean", "default": False}, + "dependencies": { + "type": ["string", "array", "object"], + "additionalProperties": { + "type": ["string", "array", {"$ref": "#"}], + "items": {"type": "string"} + }, + "default": {} + }, + "minimum": {"type": "number"}, + "maximum": {"type": "number"}, + "exclusiveMinimum": {"type": "boolean", "default": False}, + "exclusiveMaximum": {"type": "boolean", "default": False}, + "minItems": {"type": "integer", "minimum": 0, "default": 0}, + "maxItems": {"type": "integer", "minimum": 0}, + "uniqueItems": {"type": "boolean", "default": False}, + "pattern": {"type": "string", "format": "regex"}, + "minLength": {"type": "integer", "minimum": 0, "default": 0}, + "maxLength": {"type": "integer"}, + "enum": {"type": "array", "minItems": 1, "uniqueItems": True}, + "default": {"type": "any"}, + "title": {"type": "string"}, + "description": {"type": "string"}, + "format": {"type": "string"}, + "maxDecimal": {"type": "number", "minimum": 0}, + "divisibleBy": { + "type": "number", + "minimum": 0, + "exclusiveMinimum": True, + "default": 1 + }, + "disallow": { + "type": ["string", "array"], + "items": {"type": ["string", {"$ref": "#"}]}, + "uniqueItems": True + }, + "extends": { + "type": [{"$ref": "#"}, "array"], + "items": {"$ref": "#"}, + "default": {} + }, + "id": {"type": "string", "format": "uri"}, + "$ref": {"type": "string", "format": "uri"}, + "$schema": {"type": "string", "format": "uri"}, + }, + "dependencies": { + "exclusiveMinimum": "minimum", "exclusiveMaximum": "maximum" + }, +} + + +class RefResolver(object): + """ + Resolve JSON References. + + :argument str base_uri: URI of the referring document + :argument referrer: the actual referring document + :argument dict store: a mapping from URIs to documents to cache + + """ + + def __init__(self, base_uri, referrer, store=()): + self.base_uri = base_uri + self.referrer = referrer + self.store = dict(store, **_meta_schemas()) + + @classmethod + def from_schema(cls, schema, *args, **kwargs): + """ + Construct a resolver from a JSON schema object. + + :argument schema schema: the referring schema + :rtype: :class:`RefResolver` + + """ + + return cls(schema.get("id", ""), schema, *args, **kwargs) + + def resolve(self, ref): + """ + Resolve a JSON ``ref``. + + :argument str ref: reference to resolve + :returns: the referrant document + + """ + + base_uri = self.base_uri + uri, fragment = urlparse.urldefrag(urlparse.urljoin(base_uri, ref)) + + if uri in self.store: + document = self.store[uri] + elif not uri or uri == self.base_uri: + document = self.referrer + else: + document = self.resolve_remote(uri) + + return self.resolve_fragment(document, fragment.lstrip("/")) + + def resolve_fragment(self, document, fragment): + """ + Resolve a ``fragment`` within the referenced ``document``. + + :argument document: the referrant document + :argument str fragment: a URI fragment to resolve within it + + """ + + parts = unquote(fragment).split("/") if fragment else [] + + for part in parts: + part = part.replace("~1", "/").replace("~0", "~") + + if part not in document: + raise RefResolutionError( + "Unresolvable JSON pointer: %r" % fragment + ) + + document = document[part] + + return document + + def resolve_remote(self, uri): + """ + Resolve a remote ``uri``. + + Does not check the store first. + + :argument str uri: the URI to resolve + :returns: the retrieved document + + """ + + return json.load(urlopen(uri)) + + +class ErrorTree(object): + """ + ErrorTrees make it easier to check which validations failed. + + """ + + def __init__(self, errors=()): + self.errors = {} + self._contents = collections.defaultdict(self.__class__) + + for error in errors: + container = self + for element in reversed(error.path): + container = container[element] + container.errors[error.validator] = error + + def __contains__(self, k): + return k in self._contents + + def __getitem__(self, k): + """ + Retrieve the child tree with key ``k``. + + """ + + return self._contents[k] + + def __setitem__(self, k, v): + self._contents[k] = v + + def __iter__(self): + return iter(self._contents) + + def __len__(self): + return self.total_errors + + def __repr__(self): + return "<%s (%s total errors)>" % (self.__class__.__name__, len(self)) + + @property + def total_errors(self): + """ + The total number of errors in the entire tree, including children. + + """ + + child_errors = sum(len(tree) for _, tree in iteritems(self._contents)) + return len(self.errors) + child_errors + + +def _meta_schemas(): + """ + Collect the urls and meta schemas from each known validator. + + """ + + meta_schemas = (v.META_SCHEMA for v in validators.values()) + return dict((urlparse.urldefrag(m["id"])[0], m) for m in meta_schemas) + + +def _find_additional_properties(instance, schema): + """ + Return the set of additional properties for the given ``instance``. + + Weeds out properties that should have been validated by ``properties`` and + / or ``patternProperties``. + + Assumes ``instance`` is dict-like already. + + """ + + properties = schema.get("properties", {}) + patterns = "|".join(schema.get("patternProperties", {})) + for property in instance: + if property not in properties: + if patterns and re.search(patterns, property): + continue + yield property + + +def _extras_msg(extras): + """ + Create an error message for extra items or properties. + + """ + + if len(extras) == 1: + verb = "was" + else: + verb = "were" + return ", ".join(repr(extra) for extra in extras), verb + + +def _types_msg(instance, types): + """ + Create an error message for a failure to match the given types. + + If the ``instance`` is an object and contains a ``name`` property, it will + be considered to be a description of that object and used as its type. + + Otherwise the message is simply the reprs of the given ``types``. + + """ + + reprs = [] + for type in types: + try: + reprs.append(repr(type["name"])) + except Exception: + reprs.append(repr(type)) + return "%r is not of type %s" % (instance, ", ".join(reprs)) + + +def _flatten(suitable_for_isinstance): + """ + isinstance() can accept a bunch of really annoying different types: + * a single type + * a tuple of types + * an arbitrary nested tree of tuples + + Return a flattened tuple of the given argument. + + """ + + types = set() + + if not isinstance(suitable_for_isinstance, tuple): + suitable_for_isinstance = (suitable_for_isinstance,) + for thing in suitable_for_isinstance: + if isinstance(thing, tuple): + types.update(_flatten(thing)) + else: + types.add(thing) + return tuple(types) + + +def _list(thing): + """ + Wrap ``thing`` in a list if it's a single str. + + Otherwise, return it unchanged. + + """ + + if isinstance(thing, basestring): + return [thing] + return thing + + +def _delist(thing): + """ + Unwrap ``thing`` to a single element if its a single str in a list. + + Otherwise, return it unchanged. + + """ + + if ( + isinstance(thing, list) and + len(thing) == 1 + and isinstance(thing[0], basestring) + ): + return thing[0] + return thing + + +def _unbool(element, true=object(), false=object()): + """ + A hack to make True and 1 and False and 0 unique for _uniq. + + """ + + if element is True: + return true + elif element is False: + return false + return element + + +def _uniq(container): + """ + Check if all of a container's elements are unique. + + Successively tries first to rely that the elements are hashable, then + falls back on them being sortable, and finally falls back on brute + force. + + """ + + try: + return len(set(_unbool(i) for i in container)) == len(container) + except TypeError: + try: + sort = sorted(_unbool(i) for i in container) + sliced = itertools.islice(sort, 1, None) + for i, j in zip(sort, sliced): + if i == j: + return False + except (NotImplementedError, TypeError): + seen = [] + for e in container: + e = _unbool(e) + if e in seen: + return False + seen.append(e) + return True + + +def validate(instance, schema, cls=Draft3Validator, *args, **kwargs): + """ + Validate an ``instance`` under the given ``schema``. + + >>> validate([2, 3, 4], {"maxItems" : 2}) + Traceback (most recent call last): + ... + ValidationError: [2, 3, 4] is too long + + :func:`validate` will first verify that the provided schema is itself + valid, since not doing so can lead to less obvious error messages and fail + in less obvious or consistent ways. If you know you have a valid schema + already or don't care, you might prefer using the ``validate`` method + directly on a specific validator (e.g. :meth:`Draft3Validator.validate`). + + ``cls`` is a validator class that will be used to validate the instance. + By default this is a draft 3 validator. Any other provided positional and + keyword arguments will be provided to this class when constructing a + validator. + + :raises: + :exc:`ValidationError` if the instance is invalid + + :exc:`SchemaError` if the schema itself is invalid + + """ + + cls.check_schema(schema) + cls(schema, *args, **kwargs).validate(instance) diff --git a/src/leap/base/network.py b/src/leap/base/network.py new file mode 100644 index 00000000..d841e692 --- /dev/null +++ b/src/leap/base/network.py @@ -0,0 +1,107 @@ +# -*- coding: utf-8 -*- +from __future__ import (print_function) +import logging +import threading + +from leap.eip import config as eipconfig +from leap.base.checks import LeapNetworkChecker +from leap.base.constants import ROUTE_CHECK_INTERVAL +from leap.base.exceptions import TunnelNotDefaultRouteError +from leap.util.misc import null_check +from leap.util.coroutines import (launch_thread, process_events) + +from time import sleep + +logger = logging.getLogger(name=__name__) + + +class NetworkCheckerThread(object): + """ + Manages network checking thread that makes sure we have a working network + connection. + """ + def __init__(self, *args, **kwargs): + + self.status_signals = kwargs.pop('status_signals', None) + self.error_cb = kwargs.pop( + 'error_cb', + lambda exc: logger.error("%s", exc.message)) + self.shutdown = threading.Event() + + # XXX get provider passed here + provider = kwargs.pop('provider', None) + null_check(provider, 'provider') + + eipconf = eipconfig.EIPConfig(domain=provider) + eipconf.load() + eipserviceconf = eipconfig.EIPServiceConfig(domain=provider) + eipserviceconf.load() + + gw = eipconfig.get_eip_gateway( + eipconfig=eipconf, + eipserviceconfig=eipserviceconf) + self.checker = LeapNetworkChecker( + provider_gw=gw) + + def start(self): + self.process_handle = self._launch_recurrent_network_checks( + (self.error_cb,)) + + def stop(self): + self.process_handle.join(timeout=0.1) + self.shutdown.set() + logger.debug("network checked stopped.") + + def run_checks(self): + pass + + #private methods + + #here all the observers in fail_callbacks expect one positional argument, + #which is exception so we can try by passing a lambda with logger to + #check it works. + + def _network_checks_thread(self, fail_callbacks): + #TODO: replace this with waiting for a signal from openvpn + while True: + try: + self.checker.check_tunnel_default_interface() + break + except TunnelNotDefaultRouteError: + # XXX ??? why do we sleep here??? + # aa: If the openvpn isn't up and running yet, + # let's give it a moment to breath. + #logger.error('NOT DEFAULT ROUTE!----') + # Instead of this, we should flag when the + # iface IS SUPPOSED to be up imo. -- kali + sleep(1) + + fail_observer_dict = dict((( + observer, + process_events(observer)) for observer in fail_callbacks)) + + while not self.shutdown.is_set(): + try: + self.checker.check_tunnel_default_interface() + self.checker.check_internet_connection() + sleep(ROUTE_CHECK_INTERVAL) + except Exception as exc: + for obs in fail_observer_dict: + fail_observer_dict[obs].send(exc) + sleep(ROUTE_CHECK_INTERVAL) + + #reset event + # I see a problem with this. You cannot stop it, it + # resets itself forever. -- kali + + # XXX use QTimer for the recurrent triggers, + # and ditch the sleeps. + logger.debug('resetting event') + self.shutdown.clear() + + def _launch_recurrent_network_checks(self, fail_callbacks): + # XXX reimplement using QTimer -- kali + watcher = launch_thread( + self._network_checks_thread, + (fail_callbacks,)) + return watcher diff --git a/src/leap/base/pluggableconfig.py b/src/leap/base/pluggableconfig.py new file mode 100644 index 00000000..6f9f3f6f --- /dev/null +++ b/src/leap/base/pluggableconfig.py @@ -0,0 +1,462 @@ +""" +generic configuration handlers +""" +import copy +import json +import logging +import os +import time +import urlparse + +import jsonschema + +from leap.util.translations import LEAPTranslatable + +logger = logging.getLogger(__name__) + + +__all__ = ['PluggableConfig', + 'adaptors', + 'types', + 'UnknownOptionException', + 'MissingValueException', + 'ConfigurationProviderException', + 'TypeCastException'] + +# exceptions + + +class ValidationError(Exception): + pass + + +class UnknownOptionException(Exception): + """exception raised when a non-configuration + value is present in the configuration""" + + +class MissingValueException(Exception): + """exception raised when a required value is missing""" + + +class ConfigurationProviderException(Exception): + """exception raised when a configuration provider is missing, etc""" + + +class TypeCastException(Exception): + """exception raised when a + configuration item cannot be coerced to a type""" + + +class ConfigAdaptor(object): + """ + abstract base class for config adaotors for + serialization/deserialization and custom validation + and type casting. + """ + def read(self, filename): + raise NotImplementedError("abstract base class") + + def write(self, config, filename): + with open(filename, 'w') as f: + self._write(f, config) + + def _write(self, fp, config): + raise NotImplementedError("abstract base class") + + def validate(self, config, schema): + raise NotImplementedError("abstract base class") + + +adaptors = {} + + +class JSONSchemaEncoder(json.JSONEncoder): + """ + custom default encoder that + casts python objects to json objects for + the schema validation + """ + def default(self, obj): + if obj is str: + return 'string' + if obj is unicode: + return 'string' + if obj is int: + return 'integer' + if obj is list: + return 'array' + if obj is dict: + return 'object' + if obj is bool: + return 'boolean' + + +class JSONAdaptor(ConfigAdaptor): + indent = 2 + extensions = ['json'] + + def read(self, _from): + if isinstance(_from, file): + _from_string = _from.read() + if isinstance(_from, str): + _from_string = _from + return json.loads(_from_string) + + def _write(self, fp, config): + fp.write(json.dumps(config, + indent=self.indent, + sort_keys=True)) + + def validate(self, config, schema_obj): + schema_json = JSONSchemaEncoder().encode(schema_obj) + schema = json.loads(schema_json) + try: + jsonschema.validate(config, schema) + except jsonschema.ValidationError: + raise ValidationError + + +adaptors['json'] = JSONAdaptor() + +# +# Adaptors +# +# Allow to apply a predefined set of types to the +# specs, so it checks the validity of formats and cast it +# to proper python types. + +# TODO: +# - HTTPS uri + + +class DateType(object): + fmt = '%Y-%m-%d' + + def to_python(self, data): + return time.strptime(data, self.fmt) + + def get_prep_value(self, data): + return time.strftime(self.fmt, data) + + +class TranslatableType(object): + """ + a type that casts to LEAPTranslatable objects. + Used for labels we get from providers and stuff. + """ + + def to_python(self, data): + return LEAPTranslatable(data) + + # needed? we already have an extended dict... + #def get_prep_value(self, data): + #return dict(data) + + +class URIType(object): + + def to_python(self, data): + parsed = urlparse.urlparse(data) + if not parsed.scheme: + raise TypeCastException("uri %s has no schema" % data) + return parsed + + def get_prep_value(self, data): + return data.geturl() + + +class HTTPSURIType(object): + + def to_python(self, data): + parsed = urlparse.urlparse(data) + if not parsed.scheme: + raise TypeCastException("uri %s has no schema" % data) + if parsed.scheme != "https": + raise TypeCastException( + "uri %s does not has " + "https schema" % data) + return parsed + + def get_prep_value(self, data): + return data.geturl() + + +types = { + 'date': DateType(), + 'uri': URIType(), + 'https-uri': HTTPSURIType(), + 'translatable': TranslatableType(), +} + + +class PluggableConfig(object): + + options = {} + + def __init__(self, + adaptors=adaptors, + types=types, + format=None): + + self.config = {} + self.adaptors = adaptors + self.types = types + self._format = format + self.mtime = None + self.dirty = False + + @property + def option_dict(self): + if hasattr(self, 'options') and isinstance(self.options, dict): + return self.options.get('properties', None) + + def items(self): + """ + act like an iterator + """ + if isinstance(self.option_dict, dict): + return self.option_dict.items() + return self.options + + def validate(self, config, format=None): + """ + validate config + """ + schema = self.options + if format is None: + format = self._format + + if format: + adaptor = self.get_adaptor(self._format) + adaptor.validate(config, schema) + else: + # we really should make format mandatory... + logger.error('no format passed to validate') + + # first round of validation is ok. + # now we proceed to cast types if any specified. + self.to_python(config) + + def to_python(self, config): + """ + cast types following first type and then format indications. + """ + unseen_options = [i for i in config if i not in self.option_dict] + if unseen_options: + raise UnknownOptionException( + "Unknown options: %s" % ', '.join(unseen_options)) + + for key, value in config.items(): + _type = self.option_dict[key].get('type') + if _type is None and 'default' in self.option_dict[key]: + _type = type(self.option_dict[key]['default']) + if _type is not None: + tocast = True + if not callable(_type) and isinstance(value, _type): + tocast = False + if tocast: + try: + config[key] = _type(value) + except BaseException, e: + raise TypeCastException( + "Could not coerce %s, %s, " + "to type %s: %s" % (key, value, _type.__name__, e)) + _format = self.option_dict[key].get('format', None) + _ftype = self.types.get(_format, None) + if _ftype: + try: + config[key] = _ftype.to_python(value) + except BaseException, e: + raise TypeCastException( + "Could not coerce %s, %s, " + "to format %s: %s" % (key, value, + _ftype.__class__.__name__, + e)) + + return config + + def prep_value(self, config): + """ + the inverse of to_python method, + called just before serialization + """ + for key, value in config.items(): + _format = self.option_dict[key].get('format', None) + _ftype = self.types.get(_format, None) + if _ftype and hasattr(_ftype, 'get_prep_value'): + try: + config[key] = _ftype.get_prep_value(value) + except BaseException, e: + raise TypeCastException( + "Could not serialize %s, %s, " + "by format %s: %s" % (key, value, + _ftype.__class__.__name__, + e)) + else: + config[key] = value + return config + + # methods for adding configuration + + def get_default_values(self): + """ + return a config options from configuration defaults + """ + defaults = {} + for key, value in self.items(): + if 'default' in value: + defaults[key] = value['default'] + return copy.deepcopy(defaults) + + def get_adaptor(self, format): + """ + get specified format adaptor or + guess for a given filename + """ + adaptor = self.adaptors.get(format, None) + if adaptor: + return adaptor + + # not registered in adaptors dict, let's try all + for adaptor in self.adaptors.values(): + if format in adaptor.extensions: + return adaptor + + def filename2format(self, filename): + extension = os.path.splitext(filename)[-1] + return extension.lstrip('.') or None + + def serialize(self, filename, format=None, full=False): + if not format: + format = self._format + if not format: + format = self.filename2format(filename) + if not format: + raise Exception('Please specify a format') + # TODO: more specific exception type + + adaptor = self.get_adaptor(format) + if not adaptor: + raise Exception("Adaptor not found for format: %s" % format) + + config = copy.deepcopy(self.config) + serializable = self.prep_value(config) + adaptor.write(serializable, filename) + + if self.mtime: + self.touch_mtime(filename) + + def touch_mtime(self, filename): + mtime = self.mtime + os.utime(filename, (mtime, mtime)) + + def deserialize(self, string=None, fromfile=None, format=None): + """ + load configuration from a file or string + """ + + def _try_deserialize(): + if fromfile: + with open(fromfile, 'r') as f: + content = adaptor.read(f) + elif string: + content = adaptor.read(string) + return content + + # XXX cleanup this! + + if fromfile: + assert os.path.exists(fromfile) + if not format: + format = self.filename2format(fromfile) + + if not format: + format = self._format + if format: + adaptor = self.get_adaptor(format) + else: + adaptor = None + + if adaptor: + content = _try_deserialize() + return content + + # no adaptor, let's try rest of adaptors + + adaptors = self.adaptors[:] + + if format: + adaptors.sort( + key=lambda x: int( + format in x.extensions), + reverse=True) + + for adaptor in adaptors: + content = _try_deserialize() + return content + + def set_dirty(self): + self.dirty = True + + def is_dirty(self): + return self.dirty + + def load(self, *args, **kwargs): + """ + load from string or file + if no string of fromfile option is given, + it will attempt to load from defaults + defined in the schema. + """ + string = args[0] if args else None + fromfile = kwargs.get("fromfile", None) + mtime = kwargs.pop("mtime", None) + self.mtime = mtime + content = None + + # start with defaults, so we can + # have partial values applied. + content = self.get_default_values() + if string and isinstance(string, str): + content = self.deserialize(string) + + if not string and fromfile is not None: + #import ipdb;ipdb.set_trace() + content = self.deserialize(fromfile=fromfile) + + if not content: + logger.error('no content could be loaded') + # XXX raise! + return + + # lazy evaluation until first level of nesting + # to allow lambdas with context-dependant info + # like os.path.expanduser + for k, v in content.iteritems(): + if callable(v): + content[k] = v() + + self.validate(content) + self.config = content + return True + + +def testmain(): # pragma: no cover + + from tests import test_validation as t + import pprint + + config = PluggableConfig(_format="json") + properties = copy.deepcopy(t.sample_spec) + + config.options = properties + config.load(fromfile='data.json') + + print 'config' + pprint.pprint(config.config) + + config.serialize('/tmp/testserial.json') + +if __name__ == "__main__": + testmain() diff --git a/src/leap/base/providers.py b/src/leap/base/providers.py new file mode 100644 index 00000000..d41f3695 --- /dev/null +++ b/src/leap/base/providers.py @@ -0,0 +1,29 @@ +"""all dealing with leap-providers: definition files, updating""" +from leap.base import config as baseconfig +from leap.base import specs + + +class LeapProviderDefinition(baseconfig.JSONLeapConfig): + spec = specs.leap_provider_spec + + def _get_slug(self): + domain = getattr(self, 'domain', None) + if domain: + path = baseconfig.get_provider_path(domain) + else: + path = baseconfig.get_default_provider_path() + + return baseconfig.get_config_file( + 'provider.json', folder=path) + + def _set_slug(self, *args, **kwargs): + raise AttributeError("you cannot set slug") + + slug = property(_get_slug, _set_slug) + + +class LeapProviderSet(object): + # we gather them from the filesystem + # TODO: (MVS+) + def __init__(self): + self.count = 0 diff --git a/src/leap/base/specs.py b/src/leap/base/specs.py new file mode 100644 index 00000000..fbe8a0e9 --- /dev/null +++ b/src/leap/base/specs.py @@ -0,0 +1,62 @@ +leap_provider_spec = { + 'description': 'provider definition', + 'type': 'object', + 'properties': { + 'version': { + 'type': unicode, + 'default': '0.1.0' + #'required': True + }, + "default_language": { + 'type': unicode, + 'default': 'en' + }, + 'domain': { + 'type': unicode, # XXX define uri type + 'default': 'testprovider.example.org' + #'required': True, + }, + 'name': { + #'type': LEAPTranslatable, + 'type': dict, + 'format': 'translatable', + 'default': {u'en': u'Test Provider'} + #'required': True + }, + 'description': { + #'type': LEAPTranslatable, + 'type': dict, + 'format': 'translatable', + 'default': {u'en': u'Test provider'} + }, + 'enrollment_policy': { + 'type': unicode, # oneof ?? + 'default': 'open' + }, + 'services': { + 'type': list, # oneof ?? + 'default': ['eip'] + }, + 'api_version': { + 'type': unicode, + 'default': '0.1.0' # version regexp + }, + 'api_uri': { + 'type': unicode # uri + }, + 'public_key': { + 'type': unicode # fingerprint + }, + 'ca_cert_fingerprint': { + 'type': unicode, + }, + 'ca_cert_uri': { + 'type': unicode, + 'format': 'https-uri' + }, + 'languages': { + 'type': list, + 'default': ['en'] + } + } +} diff --git a/src/leap/base/tests/__init__.py b/src/leap/base/tests/__init__.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/src/leap/base/tests/__init__.py diff --git a/src/leap/base/tests/test_auth.py b/src/leap/base/tests/test_auth.py new file mode 100644 index 00000000..b3009a9b --- /dev/null +++ b/src/leap/base/tests/test_auth.py @@ -0,0 +1,58 @@ +from BaseHTTPServer import BaseHTTPRequestHandler +import urlparse +try: + import unittest2 as unittest +except ImportError: + import unittest + +import requests +#from mock import Mock + +from leap.base import auth +#from leap.base import exceptions +from leap.eip.tests.test_checks import NoLogRequestHandler +from leap.testing.basetest import BaseLeapTest +from leap.testing.https_server import BaseHTTPSServerTestCase + + +class LeapSRPRegisterTests(BaseHTTPSServerTestCase, BaseLeapTest): + __name__ = "leap_srp_register_test" + provider = "testprovider.example.org" + + class request_handler(NoLogRequestHandler, BaseHTTPRequestHandler): + responses = { + '/': ['OK', '']} + + def do_GET(self): + path = urlparse.urlparse(self.path) + message = '\n'.join(self.responses.get( + path.path, None)) + self.send_response(200) + self.end_headers() + self.wfile.write(message) + + def setUp(self): + pass + + def tearDown(self): + pass + + def test_srp_auth_should_implement_check_methods(self): + SERVER = "https://localhost:8443" + srp_auth = auth.LeapSRPRegister(provider=SERVER, verify=False) + + self.assertTrue(hasattr(srp_auth, "init_session"), + "missing meth") + self.assertTrue(hasattr(srp_auth, "get_registration_uri"), + "missing meth") + self.assertTrue(hasattr(srp_auth, "register_user"), + "missing meth") + + def test_srp_auth_basic_functionality(self): + SERVER = "https://localhost:8443" + srp_auth = auth.LeapSRPRegister(provider=SERVER, verify=False) + + self.assertIsInstance(srp_auth.session, requests.sessions.Session) + self.assertEqual( + srp_auth.get_registration_uri(), + "https://localhost:8443/1/users") diff --git a/src/leap/base/tests/test_checks.py b/src/leap/base/tests/test_checks.py new file mode 100644 index 00000000..8126755b --- /dev/null +++ b/src/leap/base/tests/test_checks.py @@ -0,0 +1,177 @@ +try: + import unittest2 as unittest +except ImportError: + import unittest +import os +import sh + +from mock import (patch, Mock) +from StringIO import StringIO + +from leap.base import checks +from leap.base import exceptions +from leap.testing.basetest import BaseLeapTest + +_uid = os.getuid() + + +class LeapNetworkCheckTest(BaseLeapTest): + __name__ = "leap_network_check_tests" + + def setUp(self): + os.environ['PATH'] += ':/bin' + pass + + def tearDown(self): + pass + + def test_checker_should_implement_check_methods(self): + checker = checks.LeapNetworkChecker() + + self.assertTrue(hasattr(checker, "check_internet_connection"), + "missing meth") + self.assertTrue(hasattr(checker, "check_tunnel_default_interface"), + "missing meth") + self.assertTrue(hasattr(checker, "is_internet_up"), + "missing meth") + self.assertTrue(hasattr(checker, "ping_gateway"), + "missing meth") + self.assertTrue(hasattr(checker, "parse_log_and_react"), + "missing meth") + + def test_checker_should_actually_call_all_tests(self): + checker = checks.LeapNetworkChecker() + mc = Mock() + checker.run_all(checker=mc) + self.assertTrue(mc.check_internet_connection.called, "not called") + self.assertTrue(mc.check_tunnel_default_interface.called, "not called") + self.assertTrue(mc.is_internet_up.called, "not called") + self.assertTrue(mc.parse_log_and_react.called, "not called") + + # ping gateway only called if we pass provider_gw + checker = checks.LeapNetworkChecker(provider_gw="0.0.0.0") + mc = Mock() + checker.run_all(checker=mc) + self.assertTrue(mc.check_internet_connection.called, "not called") + self.assertTrue(mc.check_tunnel_default_interface.called, "not called") + self.assertTrue(mc.ping_gateway.called, "not called") + self.assertTrue(mc.is_internet_up.called, "not called") + self.assertTrue(mc.parse_log_and_react.called, "not called") + + def test_get_default_interface_no_interface(self): + checker = checks.LeapNetworkChecker() + with patch('leap.base.checks.open', create=True) as mock_open: + with self.assertRaises(exceptions.NoDefaultInterfaceFoundError): + mock_open.return_value = StringIO( + "Iface\tDestination Gateway\t" + "Flags\tRefCntd\tUse\tMetric\t" + "Mask\tMTU\tWindow\tIRTT") + checker.get_default_interface_gateway() + + def test_check_tunnel_default_interface(self): + checker = checks.LeapNetworkChecker() + with patch('leap.base.checks.open', create=True) as mock_open: + with self.assertRaises(exceptions.TunnelNotDefaultRouteError): + mock_open.return_value = StringIO( + "Iface\tDestination Gateway\t" + "Flags\tRefCntd\tUse\tMetric\t" + "Mask\tMTU\tWindow\tIRTT\n" + "wlan0\t00000000\t0102A8C0\t" + "0003\t0\t0\t0\t00000000\t0\t0\t0") + checker.check_tunnel_default_interface() + + with patch('leap.base.checks.open', create=True) as mock_open: + mock_open.return_value = StringIO( + "Iface\tDestination Gateway\t" + "Flags\tRefCntd\tUse\tMetric\t" + "Mask\tMTU\tWindow\tIRTT\n" + "tun0\t00000000\t01002A0A\t0003\t0\t0\t0\t00000080\t0\t0\t0") + checker.check_tunnel_default_interface() + + def test_ping_gateway_fail(self): + checker = checks.LeapNetworkChecker() + with patch.object(sh, "ping") as mocked_ping: + with self.assertRaises(exceptions.NoConnectionToGateway): + mocked_ping.return_value = Mock + mocked_ping.return_value.stdout = "11% packet loss" + checker.ping_gateway("4.2.2.2") + + def test_ping_gateway(self): + checker = checks.LeapNetworkChecker() + with patch.object(sh, "ping") as mocked_ping: + mocked_ping.return_value = Mock + mocked_ping.return_value.stdout = """ +PING 4.2.2.2 (4.2.2.2) 56(84) bytes of data. +64 bytes from 4.2.2.2: icmp_req=1 ttl=54 time=33.8 ms +64 bytes from 4.2.2.2: icmp_req=2 ttl=54 time=30.6 ms +64 bytes from 4.2.2.2: icmp_req=3 ttl=54 time=31.4 ms +64 bytes from 4.2.2.2: icmp_req=4 ttl=54 time=36.1 ms +64 bytes from 4.2.2.2: icmp_req=5 ttl=54 time=30.8 ms +64 bytes from 4.2.2.2: icmp_req=6 ttl=54 time=30.4 ms +64 bytes from 4.2.2.2: icmp_req=7 ttl=54 time=30.7 ms +64 bytes from 4.2.2.2: icmp_req=8 ttl=54 time=32.7 ms +64 bytes from 4.2.2.2: icmp_req=9 ttl=54 time=31.4 ms +64 bytes from 4.2.2.2: icmp_req=10 ttl=54 time=33.3 ms + +--- 4.2.2.2 ping statistics --- +10 packets transmitted, 10 received, 0% packet loss, time 9016ms +rtt min/avg/max/mdev = 30.497/32.172/36.161/1.755 ms""" + checker.ping_gateway("4.2.2.2") + + def test_check_internet_connection_failures(self): + checker = checks.LeapNetworkChecker() + TimeoutError = get_ping_timeout_error() + with patch.object(sh, "ping") as mocked_ping: + mocked_ping.side_effect = TimeoutError + with self.assertRaises(exceptions.NoInternetConnection): + with patch.object(checker, "ping_gateway") as mock_gateway: + mock_gateway.side_effect = exceptions.NoConnectionToGateway + checker.check_internet_connection() + + with patch.object(sh, "ping") as mocked_ping: + mocked_ping.side_effect = TimeoutError + with self.assertRaises(exceptions.NoInternetConnection): + with patch.object(checker, "ping_gateway") as mock_gateway: + mock_gateway.return_value = True + checker.check_internet_connection() + + def test_parse_log_and_react(self): + checker = checks.LeapNetworkChecker() + to_call = Mock() + log = [("leap.openvpn - INFO - Mon Nov 19 13:36:24 2012 " + "read UDPv4 [ECONNREFUSED]: Connection refused (code=111)")] + err_matrix = [(checks.EVENT_CONNECT_REFUSED, (to_call, ))] + checker.parse_log_and_react(log, err_matrix) + self.assertTrue(to_call.called) + + log = [("2012-11-19 13:36:26,177 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 ERROR: Linux route delete command " + "failed: external program exited"), + ("2012-11-19 13:36:26,178 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 ERROR: Linux route delete command " + "failed: external program exited"), + ("2012-11-19 13:36:26,180 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 ERROR: Linux route delete command " + "failed: external program exited"), + ("2012-11-19 13:36:26,181 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 /sbin/ifconfig tun0 0.0.0.0"), + ("2012-11-19 13:36:26,182 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:24 2012 Linux ip addr del failed: external " + "program exited with error stat"), + ("2012-11-19 13:36:26,183 - leap.openvpn - INFO - " + "Mon Nov 19 13:36:26 2012 SIGTERM[hard,] received, process" + "exiting"), ] + to_call.reset_mock() + checker.parse_log_and_react(log, err_matrix) + self.assertFalse(to_call.called) + + to_call.reset_mock() + checker.parse_log_and_react([], err_matrix) + self.assertFalse(to_call.called) + + +def get_ping_timeout_error(): + try: + sh.ping("-c", "1", "-w", "1", "8.8.7.7") + except Exception as e: + return e diff --git a/src/leap/base/tests/test_config.py b/src/leap/base/tests/test_config.py new file mode 100644 index 00000000..d03149b2 --- /dev/null +++ b/src/leap/base/tests/test_config.py @@ -0,0 +1,247 @@ +import json +import os +import platform +import socket +#import tempfile + +import mock +import requests + +from leap.base import config +from leap.base import constants +from leap.base import exceptions +from leap.eip import constants as eipconstants +from leap.util.fileutil import mkdir_p +from leap.testing.basetest import BaseLeapTest + + +try: + import unittest2 as unittest +except ImportError: + import unittest + +_system = platform.system() + + +class JSONLeapConfigTest(BaseLeapTest): + def setUp(self): + pass + + def tearDown(self): + pass + + def test_metaclass(self): + with self.assertRaises(exceptions.ImproperlyConfigured) as exc: + class DummyTestConfig(config.JSONLeapConfig): + __metaclass__ = config.MetaConfigWithSpec + exc.startswith("missing spec dict") + + class DummyTestConfig(config.JSONLeapConfig): + __metaclass__ = config.MetaConfigWithSpec + spec = {'properties': {}} + with self.assertRaises(exceptions.ImproperlyConfigured) as exc: + DummyTestConfig() + exc.startswith("missing slug") + + class DummyTestConfig(config.JSONLeapConfig): + __metaclass__ = config.MetaConfigWithSpec + spec = {'properties': {}} + slug = "foo" + DummyTestConfig() + +######################################3 +# +# provider fetch tests block +# + + +class ProviderTest(BaseLeapTest): + # override per test fixtures + + def setUp(self): + pass + + def tearDown(self): + pass + + +# XXX depreacated. similar test in eip.checks + +#class BareHomeTestCase(ProviderTest): +# + #__name__ = "provider_config_tests_bare_home" +# + #def test_should_raise_if_missing_eip_json(self): + #with self.assertRaises(exceptions.MissingConfigFileError): + #config.get_config_json(os.path.join(self.home, 'eip.json')) + + +class ProviderDefinitionTestCase(ProviderTest): + # XXX MOVE TO eip.test_checks + # -- kali 2012-08-24 00:38 + + __name__ = "provider_config_tests" + + def setUp(self): + # dump a sample eip file + # XXX Move to Use EIP Spec Instead!!! + # XXX tests to be moved to eip.checks and eip.providers + # XXX can use eipconfig.dump_default_eipconfig + + path = os.path.join(self.home, '.config', 'leap') + mkdir_p(path) + with open(os.path.join(path, 'eip.json'), 'w') as fp: + json.dump(eipconstants.EIP_SAMPLE_JSON, fp) + + +# these tests below should move to +# eip.checks +# config.Configuration has been deprecated + +# TODO: +# - We're instantiating a ProviderTest because we're doing the home wipeoff +# on setUpClass instead of the setUp (for speedup of the general cases). + +# We really should be testing all of them in the same testCase, and +# doing an extra wipe of the tempdir... but be careful!!!! do not mess with +# os.environ home more than needed... that could potentially bite! + +# XXX actually, another thing to fix here is separating tests: +# - test that requests has been called. +# - check deeper for error types/msgs + +# we SHOULD inject requests dep in the constructor +# (so we can pass mock easily). + + +#class ProviderFetchConError(ProviderTest): + #def test_connection_error(self): + #with mock.patch.object(requests, "get") as mock_method: + #mock_method.side_effect = requests.ConnectionError + #cf = config.Configuration() + #self.assertIsInstance(cf.error, str) +# +# +#class ProviderFetchHttpError(ProviderTest): + #def test_file_not_found(self): + #with mock.patch.object(requests, "get") as mock_method: + #mock_method.side_effect = requests.HTTPError + #cf = config.Configuration() + #self.assertIsInstance(cf.error, str) +# +# +#class ProviderFetchInvalidUrl(ProviderTest): + #def test_invalid_url(self): + #cf = config.Configuration("ht") + #self.assertTrue(cf.error) + + +# end provider fetch tests +########################################### + + +class ConfigHelperFunctions(BaseLeapTest): + + __name__ = "config_helper_tests" + + def setUp(self): + pass + + def tearDown(self): + pass + + # tests + + @unittest.skipUnless(_system == "Linux", "linux only") + def test_lin_get_config_file(self): + """ + config file path where expected? (linux) + """ + self.assertEqual( + config.get_config_file( + 'test', folder="foo/bar"), + os.path.expanduser( + '~/.config/leap/foo/bar/test') + ) + + @unittest.skipUnless(_system == "Darwin", "mac only") + def test_mac_get_config_file(self): + """ + config file path where expected? (mac) + """ + self._missing_test_for_plat(do_raise=True) + + @unittest.skipUnless(_system == "Windows", "win only") + def test_win_get_config_file(self): + """ + config file path where expected? + """ + self._missing_test_for_plat(do_raise=True) + + # + # XXX hey, I'm raising exceptions here + # on purpose. just wanted to make sure + # that the skip stuff is doing it right. + # If you're working on win/macos tests, + # feel free to remove tests that you see + # are too redundant. + + @unittest.skipUnless(_system == "Linux", "linux only") + def test_lin_get_config_dir(self): + """ + nice config dir? (linux) + """ + self.assertEqual( + config.get_config_dir(), + os.path.expanduser('~/.config/leap')) + + @unittest.skipUnless(_system == "Darwin", "mac only") + def test_mac_get_config_dir(self): + """ + nice config dir? (mac) + """ + self._missing_test_for_plat(do_raise=True) + + @unittest.skipUnless(_system == "Windows", "win only") + def test_win_get_config_dir(self): + """ + nice config dir? (win) + """ + self._missing_test_for_plat(do_raise=True) + + # provider paths + + @unittest.skipUnless(_system == "Linux", "linux only") + def test_get_default_provider_path(self): + """ + is default provider path ok? + """ + self.assertEqual( + config.get_default_provider_path(), + os.path.expanduser( + '~/.config/leap/providers/%s/' % + constants.DEFAULT_PROVIDER) + ) + + # validate ip + + def test_validate_ip(self): + """ + check our ip validation + """ + config.validate_ip('3.3.3.3') + with self.assertRaises(socket.error): + config.validate_ip('255.255.255.256') + with self.assertRaises(socket.error): + config.validate_ip('foobar') + + @unittest.skip + def test_validate_domain(self): + """ + code to be written yet + """ + raise NotImplementedError + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/base/tests/test_providers.py b/src/leap/base/tests/test_providers.py new file mode 100644 index 00000000..92bc1f2f --- /dev/null +++ b/src/leap/base/tests/test_providers.py @@ -0,0 +1,148 @@ +import copy +import json +try: + import unittest2 as unittest +except ImportError: + import unittest +import os + +from leap.base.pluggableconfig import ValidationError +from leap.testing.basetest import BaseLeapTest +from leap.base import providers + + +EXPECTED_DEFAULT_CONFIG = { + u"api_version": u"0.1.0", + #u"description": "LEAPTranslatable<{u'en': u'Test provider'}>", + u"description": {u'en': u'Test provider'}, + u"default_language": u"en", + #u"display_name": {u'en': u"Test Provider"}, + u"domain": u"testprovider.example.org", + #u'name': "LEAPTranslatable<{u'en': u'Test Provider'}>", + u'name': {u'en': u'Test Provider'}, + u"enrollment_policy": u"open", + #u"serial": 1, + u"services": [ + u"eip" + ], + u"languages": [u"en"], + u"version": u"0.1.0" +} + + +class TestLeapProviderDefinition(BaseLeapTest): + def setUp(self): + self.domain = "testprovider.example.org" + self.definition = providers.LeapProviderDefinition( + domain=self.domain) + self.definition.save(force=True) + self.definition.load() # why have to load after save?? + self.config = self.definition.config + + def tearDown(self): + if hasattr(self, 'testfile') and os.path.isfile(self.testfile): + os.remove(self.testfile) + + # tests + + # XXX most of these tests can be made more abstract + # and moved to test_baseconfig *triangulate!* + + def test_provider_slug_property(self): + slug = self.definition.slug + self.assertEquals( + slug, + os.path.join( + self.home, + '.config', 'leap', 'providers', + '%s' % self.domain, + 'provider.json')) + with self.assertRaises(AttributeError): + self.definition.slug = 23 + + def test_provider_dump(self): + # check a good provider definition is dumped to disk + self.testfile = self.get_tempfile('test.json') + self.definition.save(to=self.testfile, force=True) + deserialized = json.load(open(self.testfile, 'rb')) + self.maxDiff = None + #import ipdb;ipdb.set_trace() + self.assertEqual(deserialized, EXPECTED_DEFAULT_CONFIG) + + def test_provider_dump_to_slug(self): + # same as above, but we test the ability to save to a + # file generated from the slug. + # XXX THIS TEST SHOULD MOVE TO test_baseconfig + self.definition.save() + filename = self.definition.filename + self.assertTrue(os.path.isfile(filename)) + deserialized = json.load(open(filename, 'rb')) + self.assertEqual(deserialized, EXPECTED_DEFAULT_CONFIG) + + def test_provider_load(self): + # check loading provider from disk file + self.testfile = self.get_tempfile('test_load.json') + with open(self.testfile, 'w') as wf: + wf.write(json.dumps(EXPECTED_DEFAULT_CONFIG)) + self.definition.load(fromfile=self.testfile) + #self.assertDictEqual(self.config, + #EXPECTED_DEFAULT_CONFIG) + self.assertItemsEqual(self.config, EXPECTED_DEFAULT_CONFIG) + + def test_provider_validation(self): + self.definition.validate(self.config) + _config = copy.deepcopy(self.config) + # bad type, raise validation error + _config['domain'] = 111 + with self.assertRaises(ValidationError): + self.definition.validate(_config) + + @unittest.skip + def test_load_malformed_json_definition(self): + raise NotImplementedError + + @unittest.skip + def test_type_validation(self): + # check various type validation + # type cast + raise NotImplementedError + + +class TestLeapProviderSet(BaseLeapTest): + + def setUp(self): + self.providers = providers.LeapProviderSet() + + def tearDown(self): + pass + ### + + def test_get_zero_count(self): + self.assertEqual(self.providers.count, 0) + + @unittest.skip + def test_count_defined_providers(self): + # check the method used for making + # the list of providers + raise NotImplementedError + + @unittest.skip + def test_get_default_provider(self): + raise NotImplementedError + + @unittest.skip + def test_should_be_at_least_one_provider_after_init(self): + # when we init an empty environment, + # there should be at least one provider, + # that will be a dump of the default provider definition + # somehow a high level test + raise NotImplementedError + + @unittest.skip + def test_get_eip_remote_from_default_provider(self): + # from: default provider + # expect: remote eip domain + raise NotImplementedError + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/base/tests/test_validation.py b/src/leap/base/tests/test_validation.py new file mode 100644 index 00000000..b45fbe3a --- /dev/null +++ b/src/leap/base/tests/test_validation.py @@ -0,0 +1,93 @@ +import copy +import datetime +from functools import partial +#import json +try: + import unittest2 as unittest +except ImportError: + import unittest +import os + +from leap.base.config import JSONLeapConfig +from leap.base import pluggableconfig +from leap.testing.basetest import BaseLeapTest + +SAMPLE_CONFIG_DICT = { + 'prop_one': 1, + 'prop_uri': "http://example.org", + 'prop_date': '2012-12-12', +} + +EXPECTED_CONFIG = { + 'prop_one': 1, + 'prop_uri': "http://example.org", + 'prop_date': datetime.datetime(2012, 12, 12) +} + +sample_spec = { + 'description': 'sample schema definition', + 'type': 'object', + 'properties': { + 'prop_one': { + 'type': int, + 'default': 1, + 'required': True + }, + 'prop_uri': { + 'type': str, + 'default': 'http://example.org', + 'required': True, + 'format': 'uri' + }, + 'prop_date': { + 'type': str, + 'default': '2012-12-12', + 'format': 'date' + } + } +} + + +class SampleConfig(JSONLeapConfig): + spec = sample_spec + + @property + def slug(self): + return os.path.expanduser('~/sampleconfig.json') + + +class TestJSONLeapConfigValidation(BaseLeapTest): + def setUp(self): + self.sampleconfig = SampleConfig() + self.sampleconfig.save() + self.sampleconfig.load() + self.config = self.sampleconfig.config + + def tearDown(self): + if hasattr(self, 'testfile') and os.path.isfile(self.testfile): + os.remove(self.testfile) + + # tests + + def test_good_validation(self): + self.sampleconfig.validate(SAMPLE_CONFIG_DICT) + + def test_broken_int(self): + _config = copy.deepcopy(SAMPLE_CONFIG_DICT) + _config['prop_one'] = '1' + self.assertRaises( + pluggableconfig.ValidationError, + partial(self.sampleconfig.validate, _config)) + + def test_format_property(self): + # JsonSchema Validator does not check the format property. + # We should have to extend the Configuration class + blah = copy.deepcopy(SAMPLE_CONFIG_DICT) + blah['prop_uri'] = 'xxx' + self.assertRaises( + pluggableconfig.TypeCastException, + partial(self.sampleconfig.validate, blah)) + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/baseapp/config.py b/src/leap/baseapp/config.py deleted file mode 100644 index efdb4726..00000000 --- a/src/leap/baseapp/config.py +++ /dev/null @@ -1,40 +0,0 @@ -import ConfigParser -import os - - -def get_config(config_file=None): - """ - temporary method for getting configs, - mainly for early stage development process. - in the future we will get preferences - from the storage api - """ - config = ConfigParser.ConfigParser() - #config.readfp(open('defaults.cfg')) - #XXX does this work on win / mac also??? - conf_path_list = ['eip.cfg', # XXX build a - # proper path with platform-specific places - # XXX make .config/foo - os.path.expanduser('~/.eip.cfg')] - if config_file: - config.readfp(config_file) - else: - config.read(conf_path_list) - return config - - -# XXX wrapper around config? to get default values - -def get_with_defaults(config, section, option): - if config.has_option(section, option): - return config.get(section, option) - else: - # XXX lookup in defaults dict??? - pass - - -def get_vpn_stdout_mockup(): - command = "python" - args = ["-u", "-c", "from eip_client import fakeclient;\ -fakeclient.write_output()"] - return command, args diff --git a/src/leap/baseapp/constants.py b/src/leap/baseapp/constants.py new file mode 100644 index 00000000..e312be21 --- /dev/null +++ b/src/leap/baseapp/constants.py @@ -0,0 +1,6 @@ +# This timer used for polling vpn manager state. + +# XXX what is an optimum polling interval? +# too little will be overkill, too much will +# miss transition states. +TIMER_MILLISECONDS = 250.0 diff --git a/src/leap/baseapp/dialogs.py b/src/leap/baseapp/dialogs.py new file mode 100644 index 00000000..d256fc99 --- /dev/null +++ b/src/leap/baseapp/dialogs.py @@ -0,0 +1,61 @@ +# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4 +import logging + +from PyQt4.QtGui import (QDialog, QFrame, QPushButton, QLabel, QMessageBox) + +logger = logging.getLogger(name=__name__) + + +class ErrorDialog(QDialog): + def __init__(self, parent=None, errtype=None, msg=None, label=None): + super(ErrorDialog, self).__init__(parent) + frameStyle = QFrame.Sunken | QFrame.Panel + self.warningLabel = QLabel() + self.warningLabel.setFrameStyle(frameStyle) + self.warningButton = QPushButton("QMessageBox.&warning()") + + if msg is not None: + self.msg = msg + if label is not None: + self.label = label + if errtype == "critical": + self.criticalMessage(self.msg, self.label) + + def warningMessage(self, msg, label): + msgBox = QMessageBox(QMessageBox.Warning, + "LEAP Client Error", + msg, + QMessageBox.NoButton, self) + msgBox.addButton("&Ok", QMessageBox.AcceptRole) + if msgBox.exec_() == QMessageBox.AcceptRole: + pass + # do whatever we want to do after + # closing the dialog. we can pass that + # in the constructor + + def criticalMessage(self, msg, label): + msgBox = QMessageBox(QMessageBox.Critical, + "LEAP Client Error", + msg, + QMessageBox.NoButton, self) + msgBox.addButton("&Ok", QMessageBox.AcceptRole) + msgBox.exec_() + + # It's critical, so we exit. + # We should better emit a signal and connect it + # with the proper shutdownAndQuit method, but + # this suffices for now. + logger.info('Quitting') + import sys + sys.exit() + + def confirmMessage(self, msg, label, action): + msgBox = QMessageBox(QMessageBox.Critical, + self.tr("LEAP Client Error"), + msg, + QMessageBox.NoButton, self) + msgBox.addButton("&Ok", QMessageBox.AcceptRole) + msgBox.addButton("&Cancel", QMessageBox.RejectRole) + + if msgBox.exec_() == QMessageBox.AcceptRole: + action() diff --git a/src/leap/baseapp/eip.py b/src/leap/baseapp/eip.py new file mode 100644 index 00000000..b34cc82e --- /dev/null +++ b/src/leap/baseapp/eip.py @@ -0,0 +1,243 @@ +from __future__ import print_function +import logging +import time +#import sys + +from PyQt4 import QtCore + +from leap.baseapp.dialogs import ErrorDialog +from leap.baseapp import constants +from leap.eip import exceptions as eip_exceptions +from leap.eip.eipconnection import EIPConnection +from leap.base.checks import EVENT_CONNECT_REFUSED +from leap.util import geo + +logger = logging.getLogger(name=__name__) + + +class EIPConductorAppMixin(object): + """ + initializes an instance of EIPConnection, + gathers errors, and passes status-change signals + from Qt land along to the conductor. + Connects the eip connect/disconnect logic + to the switches in the app (buttons/menu items). + """ + ERR_DIALOG = False + + def __init__(self, *args, **kwargs): + opts = kwargs.pop('opts') + config_file = getattr(opts, 'config_file', None) + provider = kwargs.pop('provider') + + self.eip_service_started = False + + # conductor (eip connection) is in charge of all + # vpn-related configuration / monitoring. + # we pass a tuple of signals that will be + # triggered when status changes. + + self.conductor = EIPConnection( + watcher_cb=self.newLogLine.emit, + config_file=config_file, + checker_signals=(self.eipStatusChange.emit, ), + status_signals=(self.openvpnStatusChange.emit, ), + debug=self.debugmode, + ovpn_verbosity=opts.openvpn_verb, + provider=provider) + + # Do we want to enable the skip checks w/o being + # in debug mode?? + #self.skip_download = opts.no_provider_checks + #self.skip_verify = opts.no_ca_verify + self.skip_download = False + self.skip_verify = False + + def run_eip_checks(self): + """ + runs eip checks and + the error checking loop + """ + logger.debug('running EIP CHECKS') + self.conductor.run_checks( + skip_download=self.skip_download, + skip_verify=self.skip_verify) + self.error_check() + + self.start_eipconnection.emit() + + def error_check(self): + """ + consumes the conductor error queue. + pops errors, and acts accordingly (launching user dialogs). + """ + logger.debug('error check') + + errq = self.conductor.error_queue + while errq.qsize() != 0: + logger.debug('%s errors left in conductor queue', errq.qsize()) + # we get exception and original traceback from queue + error, tb = errq.get() + + # redundant log, debugging the loop. + logger.error('%s: %s', error.__class__.__name__, error.message) + + if issubclass(error.__class__, eip_exceptions.EIPClientError): + self.triggerEIPError.emit(error) + + else: + # deprecated form of raising exception. + raise error, None, tb + + if error.failfirst is True: + break + + @QtCore.pyqtSlot(object) + def onEIPError(self, error): + """ + check severity and launches + dialogs informing user about the errors. + in the future we plan to derive errors to + our log viewer. + """ + if self.ERR_DIALOG: + logger.warning('another error dialog suppressed') + return + + # XXX this is actually a one-shot. + # On the dialog there should be + # a reset signal binded to the ok button + # or something like that. + self.ERR_DIALOG = True + + if getattr(error, 'usermessage', None): + message = error.usermessage + else: + message = error.message + + # XXX + # check headless = False before + # launching dialog. + # (so Qt tests can assert stuff) + + if error.critical: + logger.critical(error.message) + #critical error (non recoverable), + #we give user some info and quit. + #(critical error dialog will exit app) + ErrorDialog(errtype="critical", + msg=message, + label="critical error") + + elif error.warning: + logger.warning(error.message) + + else: + dialog = ErrorDialog() + dialog.warningMessage(message, 'error') + + @QtCore.pyqtSlot() + def statusUpdate(self): + """ + polls status and updates ui with real time + info about transferred bytes / connection state. + right now is triggered by a timer tick + (timer controlled by StatusAwareTrayIcon class) + """ + # TODO I guess it's too expensive to poll + # continously. move to signal events instead. + # (i.e., subscribe to connection status changes + # from openvpn manager) + + if not self.eip_service_started: + # there is a race condition + # going on here. Depending on how long we take + # to init the qt app, the management socket + # is not ready yet. + return + + #if self.conductor.with_errors: + #XXX how to wait on pkexec??? + #something better that this workaround, plz!! + #I removed the pkexec pass authentication at all. + #time.sleep(5) + #logger.debug('timeout') + #logger.error('errors. disconnect') + #self.start_or_stopVPN() # is stop + + state = self.conductor.poll_connection_state() + if not state: + return + + ts, con_status, ok, ip, remote = state + self.set_statusbarMessage(con_status) + self.setIconToolTip() + + ts = time.strftime("%a %b %d %X", ts) + if self.debugmode: + self.updateTS.setText(ts) + self.status_label.setText(con_status) + self.ip_label.setText(ip) + self.remote_label.setText(remote) + self.remote_country.setText( + geo.get_country_name(remote)) + + # status i/o + + status = self.conductor.get_status_io() + if status and self.debugmode: + #XXX move this to systray menu indicators + ts, (tun_read, tun_write, tcp_read, tcp_write, auth_read) = status + ts = time.strftime("%a %b %d %X", ts) + self.updateTS.setText(ts) + self.tun_read_bytes.setText(tun_read) + self.tun_write_bytes.setText(tun_write) + + # connection information via management interface + log = self.conductor.get_log() + error_matrix = [(EVENT_CONNECT_REFUSED, (self.start_or_stopVPN, ))] + if hasattr(self.network_checker, 'checker'): + self.network_checker.checker.parse_log_and_react(log, error_matrix) + + @QtCore.pyqtSlot() + def start_or_stopVPN(self, **kwargs): + """ + stub for running child process with vpn + """ + if self.conductor.has_errors(): + logger.debug('not starting vpn; conductor has errors') + return + + if self.eip_service_started is False: + try: + self.conductor.connect() + + except eip_exceptions.EIPNoCommandError as exc: + logger.error('tried to run openvpn but no command is set') + self.triggerEIPError.emit(exc) + + except Exception as err: + # raise generic exception (Bad Thing Happened?) + logger.exception(err) + else: + # no errors, so go on. + if self.debugmode: + self.startStopButton.setText(self.tr('&Disconnect')) + self.eip_service_started = True + self.toggleEIPAct() + + # XXX decouple! (timer is init by icons class). + # we could bring Timer Init to this Mixin + # or to its own Mixin. + self.timer.start(constants.TIMER_MILLISECONDS) + return + + if self.eip_service_started is True: + self.network_checker.stop() + self.conductor.disconnect() + if self.debugmode: + self.startStopButton.setText(self.tr('&Connect')) + self.eip_service_started = False + self.toggleEIPAct() + self.timer.stop() + return diff --git a/src/leap/baseapp/leap_app.py b/src/leap/baseapp/leap_app.py new file mode 100644 index 00000000..4d3aebd6 --- /dev/null +++ b/src/leap/baseapp/leap_app.py @@ -0,0 +1,153 @@ +import logging + +import sip +sip.setapi('QVariant', 2) + +from PyQt4 import QtCore +from PyQt4 import QtGui + +from leap.gui import mainwindow_rc + +logger = logging.getLogger(name=__name__) + + +APP_LOGO = ':/images/leap-color-small.png' + + +class MainWindowMixin(object): + """ + create the main window + for leap app + """ + + def __init__(self, *args, **kwargs): + # XXX set initial visibility + # debug = no visible + + widget = QtGui.QWidget() + self.setCentralWidget(widget) + + mainLayout = QtGui.QVBoxLayout() + # add widgets to layout + #self.createWindowHeader() + #mainLayout.addWidget(self.headerBox) + + # created in systray + mainLayout.addWidget(self.statusIconBox) + if self.debugmode: + mainLayout.addWidget(self.statusBox) + mainLayout.addWidget(self.loggerBox) + widget.setLayout(mainLayout) + + self.createMainActions() + self.createMainMenus() + + self.setWindowTitle("LEAP Client") + self.set_app_icon() + self.set_statusbarMessage('ready') + + def createMainActions(self): + #self.openAct = QtGui.QAction("&Open...", self, shortcut="Ctrl+O", + #triggered=self.open) + + self.firstRunWizardAct = QtGui.QAction( + "&First run wizard...", self, + triggered=self.stop_connection_and_launch_first_run_wizard) + self.aboutAct = QtGui.QAction("&About", self, triggered=self.about) + + #self.aboutQtAct = QtGui.QAction("About &Qt", self, + #triggered=QtGui.qApp.aboutQt) + + def createMainMenus(self): + self.connMenu = QtGui.QMenu("&Connections", self) + #self.viewMenu.addSeparator() + self.connMenu.addAction(self.quitAction) + + self.settingsMenu = QtGui.QMenu("&Settings", self) + self.settingsMenu.addAction(self.firstRunWizardAct) + + self.helpMenu = QtGui.QMenu("&Help", self) + self.helpMenu.addAction(self.aboutAct) + #self.helpMenu.addAction(self.aboutQtAct) + + self.menuBar().addMenu(self.connMenu) + self.menuBar().addMenu(self.settingsMenu) + self.menuBar().addMenu(self.helpMenu) + + def stop_connection_and_launch_first_run_wizard(self): + settings = QtCore.QSettings() + settings.setValue('FirstRunWizardDone', False) + logger.debug('should run first run wizard again...') + + status = self.conductor.get_icon_name() + if status != "disconnected": + self.start_or_stopVPN() + + self.launch_first_run_wizard() + #from leap.gui.firstrunwizard import FirstRunWizard + #wizard = FirstRunWizard( + #parent=self, + #success_cb=self.initReady.emit) + #wizard.show() + + def set_app_icon(self): + icon = QtGui.QIcon(APP_LOGO) + self.setWindowIcon(icon) + + #def createWindowHeader(self): + #""" + #description lines for main window + #""" + #self.headerBox = QtGui.QGroupBox() + #self.headerLabel = QtGui.QLabel( + #"<font size=40>LEAP Encryption Access Project</font>") + #self.headerLabelSub = QtGui.QLabel( + #"<br><i>your internet encryption toolkit</i>") +# + #pixmap = QtGui.QPixmap(APP_LOGO) + #leap_lbl = QtGui.QLabel() + #leap_lbl.setPixmap(pixmap) +# + #headerLayout = QtGui.QHBoxLayout() + #headerLayout.addWidget(leap_lbl) + #headerLayout.addWidget(self.headerLabel) + #headerLayout.addWidget(self.headerLabelSub) + #headerLayout.addStretch() + #self.headerBox.setLayout(headerLayout) + + def set_statusbarMessage(self, msg): + self.statusBar().showMessage(msg) + + def closeEvent(self, event): + """ + redefines close event (persistent window behaviour) + """ + if self.trayIcon.isVisible() and not self.debugmode: + QtGui.QMessageBox.information( + self, "Systray", + "The program will keep running " + "in the system tray. To " + "terminate the program, choose " + "<b>Quit</b> in the " + "context menu of the system tray entry.") + self.hide() + event.ignore() + return + self.cleanupAndQuit() + + def cleanupAndQuit(self): + """ + cleans state before shutting down app. + """ + # save geometry for restoring + settings = QtCore.QSettings() + geom_key = "DebugGeometry" if self.debugmode else "Geometry" + settings.setValue(geom_key, self.saveGeometry()) + + # TODO:make sure to shutdown all child process / threads + # in conductor + # XXX send signal instead? + logger.info('Shutting down') + self.conductor.disconnect(shutdown=True) + logger.info('Exiting. Bye.') + QtGui.qApp.quit() diff --git a/src/leap/baseapp/log.py b/src/leap/baseapp/log.py new file mode 100644 index 00000000..636e5bae --- /dev/null +++ b/src/leap/baseapp/log.py @@ -0,0 +1,69 @@ +import logging + +from PyQt4 import QtGui +from PyQt4 import QtCore + +vpnlogger = logging.getLogger('leap.openvpn') + + +class LogPaneMixin(object): + """ + a simple log pane + that writes new lines as they come + """ + EXCLUDES = ('MANAGEMENT',) + + def createLogBrowser(self): + """ + creates Browser widget for displaying logs + (in debug mode only). + """ + self.loggerBox = QtGui.QGroupBox() + logging_layout = QtGui.QVBoxLayout() + self.logbrowser = QtGui.QTextBrowser() + + startStopButton = QtGui.QPushButton(self.tr("&Connect")) + self.startStopButton = startStopButton + + logging_layout.addWidget(self.logbrowser) + logging_layout.addWidget(self.startStopButton) + self.loggerBox.setLayout(logging_layout) + + # status box + + self.statusBox = QtGui.QGroupBox() + grid = QtGui.QGridLayout() + + self.updateTS = QtGui.QLabel('') + self.status_label = QtGui.QLabel(self.tr('Disconnected')) + self.ip_label = QtGui.QLabel('') + self.remote_label = QtGui.QLabel('') + self.remote_country = QtGui.QLabel('') + + tun_read_label = QtGui.QLabel("tun read") + self.tun_read_bytes = QtGui.QLabel("0") + tun_write_label = QtGui.QLabel("tun write") + self.tun_write_bytes = QtGui.QLabel("0") + + grid.addWidget(self.updateTS, 0, 0) + grid.addWidget(self.status_label, 0, 1) + grid.addWidget(self.ip_label, 1, 0) + grid.addWidget(self.remote_label, 1, 1) + grid.addWidget(self.remote_country, 2, 1) + grid.addWidget(tun_read_label, 3, 0) + grid.addWidget(self.tun_read_bytes, 3, 1) + grid.addWidget(tun_write_label, 4, 0) + grid.addWidget(self.tun_write_bytes, 4, 1) + + self.statusBox.setLayout(grid) + + @QtCore.pyqtSlot(str) + def onLoggerNewLine(self, line): + """ + simple slot: writes new line to logger Pane. + """ + msg = line[:-1] + if self.debugmode and all(map(lambda w: w not in msg, + LogPaneMixin.EXCLUDES)): + self.logbrowser.append(msg) + vpnlogger.info(msg) diff --git a/src/leap/baseapp/mainwindow.py b/src/leap/baseapp/mainwindow.py index 68b6de8f..91b0dc61 100644 --- a/src/leap/baseapp/mainwindow.py +++ b/src/leap/baseapp/mainwindow.py @@ -1,398 +1,191 @@ # vim: set fileencoding=utf-8 : #!/usr/bin/env python import logging -import time -logger = logging.getLogger(name=__name__) -from PyQt4.QtGui import (QMainWindow, QWidget, QVBoxLayout, QMessageBox, - QSystemTrayIcon, QGroupBox, QLabel, QPixmap, - QHBoxLayout, QIcon, - QPushButton, QGridLayout, QAction, QMenu, - QTextBrowser, qApp) -from PyQt4.QtCore import (pyqtSlot, pyqtSignal, QTimer) +import sip +sip.setapi('QString', 2) +sip.setapi('QVariant', 2) + +from PyQt4 import QtCore +from PyQt4 import QtGui -from leap.gui import mainwindow_rc -from leap.eip.conductor import EIPConductor +from leap.baseapp.eip import EIPConductorAppMixin +from leap.baseapp.log import LogPaneMixin +from leap.baseapp.systray import StatusAwareTrayIconMixin +from leap.baseapp.network import NetworkCheckerAppMixin +from leap.baseapp.leap_app import MainWindowMixin +from leap.eip.checks import ProviderCertChecker +from leap.gui.threads import FunThread +logger = logging.getLogger(name=__name__) -class LeapWindow(QMainWindow): - #XXX tbd: refactor into model / view / controller - #and put in its own modules... - newLogLine = pyqtSignal([str]) - statusChange = pyqtSignal([object]) +class LeapWindow(QtGui.QMainWindow, + MainWindowMixin, EIPConductorAppMixin, + StatusAwareTrayIconMixin, + NetworkCheckerAppMixin, + LogPaneMixin): + """ + main window for the leap app. + Initializes all of its base classes + We keep here some signal initialization + that gets tricky otherwise. + """ + + # signals + + newLogLine = QtCore.pyqtSignal([str]) + mainappReady = QtCore.pyqtSignal([]) + initReady = QtCore.pyqtSignal([]) + networkError = QtCore.pyqtSignal([object]) + triggerEIPError = QtCore.pyqtSignal([object]) + start_eipconnection = QtCore.pyqtSignal([]) + shutdownSignal = QtCore.pyqtSignal([]) + initNetworkChecker = QtCore.pyqtSignal([]) + + # this is status change got from openvpn management + openvpnStatusChange = QtCore.pyqtSignal([object]) + # this is global eip status + eipStatusChange = QtCore.pyqtSignal([str]) def __init__(self, opts): - super(LeapWindow, self).__init__() + logger.debug('init leap window') self.debugmode = getattr(opts, 'debug', False) - - self.vpn_service_started = False - - self.createWindowHeader() - self.createIconGroupBox() - - self.createActions() - self.createTrayIcon() + super(LeapWindow, self).__init__() if self.debugmode: self.createLogBrowser() - # create timer - self.timer = QTimer() + settings = QtCore.QSettings() + self.provider_domain = settings.value("provider_domain", None) + self.username = settings.value("username", None) - # bind signals + logger.debug('provider: %s', self.provider_domain) + logger.debug('username: %s', self.username) - self.trayIcon.activated.connect(self.iconActivated) - self.newLogLine.connect(self.onLoggerNewLine) - self.statusChange.connect(self.onStatusChange) - self.timer.timeout.connect(self.onTimerTick) + provider = self.provider_domain + EIPConductorAppMixin.__init__( + self, opts=opts, provider=provider) + StatusAwareTrayIconMixin.__init__(self) - widget = QWidget() - self.setCentralWidget(widget) + # XXX network checker should probably not + # trigger run_checks on init... but wait + # for ready signal instead... + NetworkCheckerAppMixin.__init__(self, provider=provider) + MainWindowMixin.__init__(self) - # add widgets to layout - mainLayout = QVBoxLayout() - mainLayout.addWidget(self.headerBox) - mainLayout.addWidget(self.statusIconBox) - if self.debugmode: - mainLayout.addWidget(self.statusBox) - mainLayout.addWidget(self.loggerBox) - widget.setLayout(mainLayout) + geom_key = "DebugGeometry" if self.debugmode else "Geometry" + geom = settings.value(geom_key) + if geom: + self.restoreGeometry(geom) - # - # conductor is in charge of all - # vpn-related configuration / monitoring. - # we pass a tuple of signals that will be - # triggered when status changes. - # - config_file = getattr(opts, 'config_file', None) - self.conductor = EIPConductor( - watcher_cb=self.newLogLine.emit, - config_file=config_file, - status_signals=(self.statusChange.emit, )) + # XXX check for wizard + self.wizard_done = settings.value("FirstRunWizardDone") - self.trayIcon.show() + self.initchecks = FunThread(self.run_eip_checks) - self.setWindowTitle("Leap") - self.resize(400, 300) - - self.set_statusbarMessage('ready') - - if self.conductor.autostart: - self.start_or_stopVPN() + # bind signals + self.initchecks.finished.connect( + lambda: logger.debug('Initial checks thread finished')) + self.trayIcon.activated.connect(self.iconActivated) + self.newLogLine.connect( + lambda line: self.onLoggerNewLine(line)) + self.timer.timeout.connect( + lambda: self.onTimerTick()) + self.networkError.connect( + lambda exc: self.onNetworkError(exc)) + self.triggerEIPError.connect( + lambda exc: self.onEIPError(exc)) - def closeEvent(self, event): - """ - redefines close event (persistent window behaviour) - """ - if self.trayIcon.isVisible() and not self.debugmode: - QMessageBox.information(self, "Systray", - "The program will keep running " - "in the system tray. To " - "terminate the program, choose " - "<b>Quit</b> in the " - "context menu of the system tray entry.") - self.hide() - event.ignore() if self.debugmode: + self.startStopButton.clicked.connect( + lambda: self.start_or_stopVPN()) + self.start_eipconnection.connect( + self.do_start_eipconnection) + self.shutdownSignal.connect( + self.cleanupAndQuit) + self.initNetworkChecker.connect( + lambda: self.init_network_checker(self.conductor.provider)) + + # status change. + # TODO unify + self.openvpnStatusChange.connect( + lambda status: self.onOpenVPNStatusChange(status)) + self.eipStatusChange.connect( + lambda newstatus: self.onEIPConnStatusChange(newstatus)) + self.eipStatusChange.connect( + lambda newstatus: self.toggleEIPAct()) + + # do first run wizard and init signals + self.mainappReady.connect(self.do_first_run_wizard_check) + self.initReady.connect(self.runchecks_and_eipconnect) + + # ... all ready. go! + # connected to do_first_run_wizard_check + self.mainappReady.emit() + + def do_first_run_wizard_check(self): + """ + checks whether first run wizard needs to be run + launches it if needed + and emits initReady signal if not. + """ + + logger.debug('first run wizard check...') + need_wizard = False + + # do checks (can overlap if wizard was interrupted) + if not self.wizard_done: + need_wizard = True + + if not self.provider_domain: + need_wizard = True + else: + pcertchecker = ProviderCertChecker(domain=self.provider_domain) + if not pcertchecker.is_cert_valid(do_raise=False): + logger.warning('missing valid client cert. need wizard') + need_wizard = True + + # launch wizard if needed + if need_wizard: + logger.debug('running first run wizard') + self.launch_first_run_wizard() + else: # no wizard needed + self.initReady.emit() + + def launch_first_run_wizard(self): + """ + launches wizard and blocks + """ + from leap.gui.firstrun.wizard import FirstRunWizard + wizard = FirstRunWizard( + self.conductor, + parent=self, + username=self.username, + start_eipconnection_signal=self.start_eipconnection, + eip_statuschange_signal=self.eipStatusChange, + quitcallback=self.onWizardCancel) + wizard.show() + + def onWizardCancel(self): + if not self.wizard_done: + logger.debug( + 'clicked on Cancel during first ' + 'run wizard. shutting down') self.cleanupAndQuit() - def setIcon(self, name): - icon = self.Icons.get(name) - self.trayIcon.setIcon(icon) - self.setWindowIcon(icon) - - def setToolTip(self): - """ - get readable status and place it on systray tooltip - """ - status = self.conductor.status.get_readable_status() - self.trayIcon.setToolTip(status) - - def iconActivated(self, reason): + def runchecks_and_eipconnect(self): """ - handles left click, left double click - showing the trayicon menu + shows icon and run init checks """ - #XXX there's a bug here! - #menu shows on (0,0) corner first time, - #until double clicked at least once. - if reason in (QSystemTrayIcon.Trigger, - QSystemTrayIcon.DoubleClick): - self.trayIconMenu.show() - - def createWindowHeader(self): - """ - description lines for main window - """ - #XXX good candidate to refactor out! :) - self.headerBox = QGroupBox() - self.headerLabel = QLabel("<font size=40><b>E</b>ncryption \ -<b>I</b>nternet <b>P</b>roxy</font>") - self.headerLabelSub = QLabel("<i>trust your \ -technolust</i>") - - pixmap = QPixmap(':/images/leapfrog.jpg') - frog_lbl = QLabel() - frog_lbl.setPixmap(pixmap) - - headerLayout = QHBoxLayout() - headerLayout.addWidget(frog_lbl) - headerLayout.addWidget(self.headerLabel) - headerLayout.addWidget(self.headerLabelSub) - headerLayout.addStretch() - self.headerBox.setLayout(headerLayout) - - def getIcon(self, icon_name): - # XXX get from connection dict - icons = {'disconnected': 0, - 'connecting': 1, - 'connected': 2} - return icons.get(icon_name, None) - - def createIconGroupBox(self): - """ - dummy icongroupbox - (to be removed from here -- reference only) - """ - icons = { - 'disconnected': ':/images/conn_error.png', - 'connecting': ':/images/conn_connecting.png', - 'connected': ':/images/conn_connected.png' - } - con_widgets = { - 'disconnected': QLabel(), - 'connecting': QLabel(), - 'connected': QLabel(), - } - con_widgets['disconnected'].setPixmap( - QPixmap(icons['disconnected'])) - con_widgets['connecting'].setPixmap( - QPixmap(icons['connecting'])) - con_widgets['connected'].setPixmap( - QPixmap(icons['connected'])), - self.ConnectionWidgets = con_widgets - - con_icons = { - 'disconnected': QIcon(icons['disconnected']), - 'connecting': QIcon(icons['connecting']), - 'connected': QIcon(icons['connected']) - } - self.Icons = con_icons - - self.statusIconBox = QGroupBox("Connection Status") - statusIconLayout = QHBoxLayout() - statusIconLayout.addWidget(self.ConnectionWidgets['disconnected']) - statusIconLayout.addWidget(self.ConnectionWidgets['connecting']) - statusIconLayout.addWidget(self.ConnectionWidgets['connected']) - statusIconLayout.itemAt(1).widget().hide() - statusIconLayout.itemAt(2).widget().hide() - self.statusIconBox.setLayout(statusIconLayout) - - def createActions(self): - """ - creates actions to be binded to tray icon - """ - self.connectVPNAction = QAction("Connect to &VPN", self, - triggered=self.hide) - # XXX change action name on (dis)connect - self.dis_connectAction = QAction("&(Dis)connect", self, - triggered=self.start_or_stopVPN) - self.minimizeAction = QAction("Mi&nimize", self, - triggered=self.hide) - self.maximizeAction = QAction("Ma&ximize", self, - triggered=self.showMaximized) - self.restoreAction = QAction("&Restore", self, - triggered=self.showNormal) - self.quitAction = QAction("&Quit", self, - triggered=self.cleanupAndQuit) - - def createTrayIcon(self): - """ - creates the tray icon - """ - self.trayIconMenu = QMenu(self) - - self.trayIconMenu.addAction(self.connectVPNAction) - self.trayIconMenu.addAction(self.dis_connectAction) - self.trayIconMenu.addSeparator() - self.trayIconMenu.addAction(self.minimizeAction) - self.trayIconMenu.addAction(self.maximizeAction) - self.trayIconMenu.addAction(self.restoreAction) - self.trayIconMenu.addSeparator() - self.trayIconMenu.addAction(self.quitAction) - - self.trayIcon = QSystemTrayIcon(self) - self.trayIcon.setContextMenu(self.trayIconMenu) - - def createLogBrowser(self): - """ - creates Browser widget for displaying logs - (in debug mode only). - """ - self.loggerBox = QGroupBox() - logging_layout = QVBoxLayout() - self.logbrowser = QTextBrowser() - - startStopButton = QPushButton("&Connect") - startStopButton.clicked.connect(self.start_or_stopVPN) - self.startStopButton = startStopButton - - logging_layout.addWidget(self.logbrowser) - logging_layout.addWidget(self.startStopButton) - self.loggerBox.setLayout(logging_layout) - - # status box - - self.statusBox = QGroupBox() - grid = QGridLayout() - - self.updateTS = QLabel('') - self.status_label = QLabel('Disconnected') - self.ip_label = QLabel('') - self.remote_label = QLabel('') - - tun_read_label = QLabel("tun read") - self.tun_read_bytes = QLabel("0") - tun_write_label = QLabel("tun write") - self.tun_write_bytes = QLabel("0") - - grid.addWidget(self.updateTS, 0, 0) - grid.addWidget(self.status_label, 0, 1) - grid.addWidget(self.ip_label, 1, 0) - grid.addWidget(self.remote_label, 1, 1) - grid.addWidget(tun_read_label, 2, 0) - grid.addWidget(self.tun_read_bytes, 2, 1) - grid.addWidget(tun_write_label, 3, 0) - grid.addWidget(self.tun_write_bytes, 3, 1) - - self.statusBox.setLayout(grid) - - @pyqtSlot(str) - def onLoggerNewLine(self, line): - """ - simple slot: writes new line to logger Pane. - """ - if self.debugmode: - self.logbrowser.append(line[:-1]) - - def set_statusbarMessage(self, msg): - self.statusBar().showMessage(msg) - - @pyqtSlot(object) - def onStatusChange(self, status): - """ - slot for status changes. triggers new signals for - updating icon, status bar, etc. - """ - - print('STATUS CHANGED! (on Qt-land)') - print('%s -> %s' % (status.previous, status.current)) - icon_name = self.conductor.get_icon_name() - self.setIcon(icon_name) - print 'icon = ', icon_name - - # change connection pixmap widget - self.setConnWidget(icon_name) - - def setConnWidget(self, icon_name): - #print 'changing icon to %s' % icon_name - oldlayout = self.statusIconBox.layout() - - # XXX reuse with icons - # XXX move states to StateWidget - states = {"disconnected": 0, - "connecting": 1, - "connected": 2} - - for i in range(3): - oldlayout.itemAt(i).widget().hide() - new = states[icon_name] - oldlayout.itemAt(new).widget().show() - - @pyqtSlot() - def start_or_stopVPN(self): - """ - stub for running child process with vpn - """ - if self.vpn_service_started is False: - self.conductor.connect() - if self.debugmode: - self.startStopButton.setText('&Disconnect') - self.vpn_service_started = True - - # XXX what is optimum polling interval? - # too little is overkill, too much - # will miss transition states.. - - self.timer.start(250.0) - return - if self.vpn_service_started is True: - self.conductor.disconnect() - # FIXME this should trigger also - # statuschange event. why isn't working?? - if self.debugmode: - self.startStopButton.setText('&Connect') - self.vpn_service_started = False - self.timer.stop() - return - - @pyqtSlot() - def onTimerTick(self): - self.statusUpdate() - - @pyqtSlot() - def statusUpdate(self): - """ - called on timer tick - polls status and updates ui with real time - info about transferred bytes / connection state. - """ - # XXX it's too expensive to poll - # continously. move to signal events instead. - - if not self.vpn_service_started: - return - - # XXX remove all access to manager layer - # from here. - if self.conductor.manager.with_errors: - #XXX how to wait on pkexec??? - #something better that this workaround, plz!! - time.sleep(10) - print('errors. disconnect.') - self.start_or_stopVPN() # is stop - - state = self.conductor.poll_connection_state() - if not state: - return - - ts, con_status, ok, ip, remote = state - self.set_statusbarMessage(con_status) - self.setToolTip() - - ts = time.strftime("%a %b %d %X", ts) - if self.debugmode: - self.updateTS.setText(ts) - self.status_label.setText(con_status) - self.ip_label.setText(ip) - self.remote_label.setText(remote) - - # status i/o - - status = self.conductor.manager.get_status_io() - if status and self.debugmode: - #XXX move this to systray menu indicators - ts, (tun_read, tun_write, tcp_read, tcp_write, auth_read) = status - ts = time.strftime("%a %b %d %X", ts) - self.updateTS.setText(ts) - self.tun_read_bytes.setText(tun_read) - self.tun_write_bytes.setText(tun_write) + self.show_systray_icon() + self.initchecks.begin() - def cleanupAndQuit(self): + def do_start_eipconnection(self): """ - cleans state before shutting down app. + shows icon and init eip connection + called from the end of wizard """ - # TODO:make sure to shutdown all child process / threads - # in conductor - self.conductor.cleanup() - qApp.quit() + self.show_systray_icon() + # this will setup the command + self.conductor.run_openvpn_checks() + self.start_or_stopVPN() diff --git a/src/leap/baseapp/network.py b/src/leap/baseapp/network.py new file mode 100644 index 00000000..dc5182a4 --- /dev/null +++ b/src/leap/baseapp/network.py @@ -0,0 +1,63 @@ +from __future__ import print_function + +import logging + +logger = logging.getLogger(name=__name__) + +from PyQt4 import QtCore + +from leap.baseapp.dialogs import ErrorDialog +from leap.base.network import NetworkCheckerThread + +from leap.util.misc import null_check + + +class NetworkCheckerAppMixin(object): + """ + initialize an instance of the Network Checker, + which gathers error and passes them on. + """ + ERR_NETERR = False + + def __init__(self, *args, **kwargs): + provider = kwargs.pop('provider', None) + self.network_checker = None + if provider: + self.init_network_checker(provider) + + def init_network_checker(self, provider): + null_check(provider, "provider_domain") + if not self.network_checker: + self.network_checker = NetworkCheckerThread( + error_cb=self.networkError.emit, + debug=self.debugmode, + provider=provider) + self.network_checker.start() + + @QtCore.pyqtSlot(object) + def runNetworkChecks(self): + logger.debug('running checks (from NetworkChecker Mixin slot)') + self.network_checker.run_checks() + + @QtCore.pyqtSlot(object) + def onNetworkError(self, exc): + """ + slot that receives a network exceptions + and raises a user error message + """ + # FIXME this should not HANDLE anything after + # the network check thread has been stopped. + + logger.debug('handling network exception') + if not self.ERR_NETERR: + self.ERR_NETERR = True + + logger.error(exc.message) + dialog = ErrorDialog(parent=self) + if exc.critical: + dialog.criticalMessage(exc.usermessage, "network error") + else: + dialog.warningMessage(exc.usermessage, "network error") + + self.start_or_stopVPN() + self.network_checker.stop() diff --git a/src/leap/baseapp/permcheck.py b/src/leap/baseapp/permcheck.py new file mode 100644 index 00000000..6b74cb6e --- /dev/null +++ b/src/leap/baseapp/permcheck.py @@ -0,0 +1,17 @@ +import commands +import os + +from leap.util.fileutil import which + + +def is_pkexec_in_system(): + pkexec_path = which('pkexec') + if not pkexec_path: + return False + return os.access(pkexec_path, os.X_OK) + + +def is_auth_agent_running(): + return bool( + commands.getoutput( + 'ps aux | grep polkit-[g]nome-authentication-agent-1')) diff --git a/src/leap/baseapp/systray.py b/src/leap/baseapp/systray.py new file mode 100644 index 00000000..77eb3fe9 --- /dev/null +++ b/src/leap/baseapp/systray.py @@ -0,0 +1,268 @@ +import logging +import sys + +import sip +sip.setapi('QString', 2) +sip.setapi('QVariant', 2) + +from PyQt4 import QtCore +from PyQt4 import QtGui + +from leap import __branding as BRANDING +from leap import __version__ as VERSION + +from leap.gui import mainwindow_rc + +logger = logging.getLogger(__name__) + + +class StatusAwareTrayIconMixin(object): + """ + a mix of several functions needed + to create a systray and make it + get updated from conductor status + polling. + """ + states = { + "disconnected": 0, + "connecting": 1, + "connected": 2} + + iconpath = { + "disconnected": ':/images/conn_error.png', + "connecting": ':/images/conn_connecting.png', + "connected": ':/images/conn_connected.png'} + + Icons = { + 'disconnected': lambda self: QtGui.QIcon( + self.iconpath['disconnected']), + 'connecting': lambda self: QtGui.QIcon( + self.iconpath['connecting']), + 'connected': lambda self: QtGui.QIcon( + self.iconpath['connected']) + } + + def __init__(self, *args, **kwargs): + self.createIconGroupBox() + self.createActions() + self.createTrayIcon() + + # not sure if this really belongs here, but... + self.timer = QtCore.QTimer() + + def show_systray_icon(self): + #logger.debug('showing tray icon................') + self.trayIcon.show() + + def createIconGroupBox(self): + """ + dummy icongroupbox + (to be removed from here -- reference only) + """ + con_widgets = { + 'disconnected': QtGui.QLabel(), + 'connecting': QtGui.QLabel(), + 'connected': QtGui.QLabel(), + } + con_widgets['disconnected'].setPixmap( + QtGui.QPixmap( + self.iconpath['disconnected'])) + con_widgets['connecting'].setPixmap( + QtGui.QPixmap( + self.iconpath['connecting'])) + con_widgets['connected'].setPixmap( + QtGui.QPixmap( + self.iconpath['connected'])), + self.ConnectionWidgets = con_widgets + + self.statusIconBox = QtGui.QGroupBox( + self.tr("EIP Connection Status")) + statusIconLayout = QtGui.QHBoxLayout() + statusIconLayout.addWidget(self.ConnectionWidgets['disconnected']) + statusIconLayout.addWidget(self.ConnectionWidgets['connecting']) + statusIconLayout.addWidget(self.ConnectionWidgets['connected']) + statusIconLayout.itemAt(1).widget().hide() + statusIconLayout.itemAt(2).widget().hide() + + self.leapConnStatus = QtGui.QLabel( + self.tr("<b>disconnected</b>")) + statusIconLayout.addWidget(self.leapConnStatus) + + self.statusIconBox.setLayout(statusIconLayout) + + def createTrayIcon(self): + """ + creates the tray icon + """ + self.trayIconMenu = QtGui.QMenu(self) + + self.trayIconMenu.addAction(self.connAct) + self.trayIconMenu.addSeparator() + self.trayIconMenu.addAction(self.detailsAct) + self.trayIconMenu.addSeparator() + self.trayIconMenu.addAction(self.aboutAct) + # we should get this hidden inside the "about" dialog + # (as a little button maybe) + #self.trayIconMenu.addAction(self.aboutQtAct) + self.trayIconMenu.addSeparator() + self.trayIconMenu.addAction(self.quitAction) + + self.trayIcon = QtGui.QSystemTrayIcon(self) + self.setIcon('disconnected') + self.trayIcon.setContextMenu(self.trayIconMenu) + + #self.trayIconMenu.setContextMenuPolicy(QtCore.Qt.CustomContextMenu) + #self.trayIconMenu.customContextMenuRequested.connect( + #self.on_context_menu) + + #def bad(self): + #logger.error('this should not be called') + + def createActions(self): + """ + creates actions to be binded to tray icon + """ + # XXX change action name on (dis)connect + self.connAct = QtGui.QAction( + self.tr("Encryption ON turn &off"), + self, + triggered=lambda: self.start_or_stopVPN()) + + self.detailsAct = QtGui.QAction( + self.tr("&Details..."), + self, + triggered=self.detailsWin) + self.aboutAct = QtGui.QAction( + self.tr("&About"), self, + triggered=self.about) + self.aboutQtAct = QtGui.QAction( + self.tr("About Q&t"), self, + triggered=QtGui.qApp.aboutQt) + self.quitAction = QtGui.QAction( + self.tr("&Quit"), self, + triggered=self.cleanupAndQuit) + + def toggleEIPAct(self): + # this is too simple by now. + # XXX get STATUS CONSTANTS INSTEAD + + icon_status = self.conductor.get_icon_name() + if icon_status == "connected": + self.connAct.setEnabled(True) + self.connAct.setText( + self.tr('Encryption ON turn o&ff')) + return + if icon_status == "disconnected": + self.connAct.setEnabled(True) + self.connAct.setText( + self.tr('Encryption OFF turn &on')) + return + if icon_status == "connecting": + self.connAct.setDisabled(True) + self.connAct.setText(self.tr('connecting...')) + return + + def detailsWin(self): + visible = self.isVisible() + if visible: + self.hide() + else: + self.show() + if sys.platform == "darwin": + self.raise_() + + def about(self): + # move to widget + flavor = BRANDING.get('short_name', None) + content = self.tr( + ("LEAP client<br>" + "(version <b>%s</b>)<br>" % VERSION)) + if flavor: + content = content + ('<br>Flavor: <i>%s</i><br>' % flavor) + content = content + ( + "<br><a href='https://leap.se/'>" + "https://leap.se</a>") + QtGui.QMessageBox.about(self, self.tr("About"), content) + + def setConnWidget(self, icon_name): + oldlayout = self.statusIconBox.layout() + + for i in range(3): + oldlayout.itemAt(i).widget().hide() + new = self.states[icon_name] + oldlayout.itemAt(new).widget().show() + + def setIcon(self, name): + icon_fun = self.Icons.get(name) + if icon_fun and callable(icon_fun): + icon = icon_fun(self) + self.trayIcon.setIcon(icon) + + def getIcon(self, icon_name): + return self.states.get(icon_name, None) + + def setIconToolTip(self): + """ + get readable status and place it on systray tooltip + """ + status = self.conductor.status.get_readable_status() + self.trayIcon.setToolTip(status) + + def iconActivated(self, reason): + """ + handles left click, left double click + showing the trayicon menu + """ + if reason in (QtGui.QSystemTrayIcon.Trigger, + QtGui.QSystemTrayIcon.DoubleClick): + context_menu = self.trayIcon.contextMenu() + # for some reason, context_menu.show() + # is failing in a way beyond my understanding. + # (not working the first time it's clicked). + # this works however. + # XXX in osx it shows some glitches. + context_menu.exec_(self.trayIcon.geometry().center()) + + @QtCore.pyqtSlot() + def onTimerTick(self): + self.statusUpdate() + + @QtCore.pyqtSlot(object) + def onOpenVPNStatusChange(self, status): + """ + updates icon, according to the openvpn status change. + """ + icon_name = self.conductor.get_icon_name() + if not icon_name: + return + + # XXX refactor. Use QStateMachine + + if icon_name in ("disconnected", "connected"): + self.eipStatusChange.emit(icon_name) + + if icon_name in ("connecting"): + # let's see how it matches + leap_status_name = self.conductor.get_leap_status() + self.eipStatusChange.emit(leap_status_name) + + if icon_name == "connected": + # When we change to "connected', we launch + # the network checker. + self.initNetworkChecker.emit() + + self.setIcon(icon_name) + # change connection pixmap widget + self.setConnWidget(icon_name) + + @QtCore.pyqtSlot(str) + def onEIPConnStatusChange(self, newstatus): + """ + slot for EIP status changes + not to be confused with onOpenVPNStatusChange. + this only updates the non-debug LEAP Status line + next to the connection icon. + """ + # XXX move bold to style sheet + self.leapConnStatus.setText( + "<b>%s</b>" % newstatus) diff --git a/src/leap/certs/__init__.py b/src/leap/certs/__init__.py new file mode 100644 index 00000000..c4d009b1 --- /dev/null +++ b/src/leap/certs/__init__.py @@ -0,0 +1,7 @@ +import os + +_where = os.path.split(__file__)[0] + + +def where(filename): + return os.path.join(_where, filename) diff --git a/src/leap/crypto/__init__.py b/src/leap/crypto/__init__.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/src/leap/crypto/__init__.py diff --git a/src/leap/crypto/certs.py b/src/leap/crypto/certs.py new file mode 100644 index 00000000..cbb5725a --- /dev/null +++ b/src/leap/crypto/certs.py @@ -0,0 +1,112 @@ +import logging +import os +from StringIO import StringIO +import ssl +import time + +from dateutil.parser import parse +from OpenSSL import crypto + +from leap.util.misc import null_check + +logger = logging.getLogger(__name__) + + +class BadCertError(Exception): + """ + raised for malformed certs + """ + + +class NoCertError(Exception): + """ + raised for cert not found in given path + """ + + +def get_https_cert_from_domain(domain, port=443): + """ + @param domain: a domain name to get a certificate from. + """ + cert = ssl.get_server_certificate((domain, port)) + x509 = crypto.load_certificate(crypto.FILETYPE_PEM, cert) + return x509 + + +def get_cert_from_file(_file): + null_check(_file, "pem file") + if isinstance(_file, (str, unicode)): + if not os.path.isfile(_file): + raise NoCertError + with open(_file) as f: + cert = f.read() + else: + cert = _file.read() + x509 = crypto.load_certificate(crypto.FILETYPE_PEM, cert) + return x509 + + +def get_pkey_from_file(_file): + getkey = lambda f: crypto.load_privatekey( + crypto.FILETYPE_PEM, f.read()) + + if isinstance(_file, str): + with open(_file) as f: + key = getkey(f) + else: + key = getkey(_file) + return key + + +def can_load_cert_and_pkey(string): + """ + loads certificate and private key from + a buffer + """ + try: + f = StringIO(string) + cert = get_cert_from_file(f) + + f = StringIO(string) + key = get_pkey_from_file(f) + + null_check(cert, 'certificate') + null_check(key, 'private key') + except Exception as exc: + logger.error(type(exc), exc.message) + raise BadCertError + else: + return True + + +def get_cert_fingerprint(domain=None, port=443, filepath=None, + hash_type="SHA256", sep=":"): + """ + @param domain: a domain name to get a fingerprint from + @type domain: str + @param filepath: path to a file containing a PEM file + @type filepath: str + @param hash_type: the hash function to be used in the fingerprint. + must be one of SHA1, SHA224, SHA256, SHA384, SHA512 + @type hash_type: str + @rparam: hex_fpr, a hexadecimal representation of a bytestring + containing the fingerprint. + @rtype: string + """ + if domain: + cert = get_https_cert_from_domain(domain, port=port) + if filepath: + cert = get_cert_from_file(filepath) + hex_fpr = cert.digest(hash_type) + return hex_fpr + + +def get_time_boundaries(certfile): + cert = get_cert_from_file(certfile) + null_check(cert, 'certificate') + + fromts, tots = (cert.get_notBefore(), cert.get_notAfter()) + from_, to_ = map( + lambda ts: time.gmtime(time.mktime(parse(ts).timetuple())), + (fromts, tots)) + return from_, to_ diff --git a/src/leap/crypto/certs_gnutls.py b/src/leap/crypto/certs_gnutls.py new file mode 100644 index 00000000..20c0e043 --- /dev/null +++ b/src/leap/crypto/certs_gnutls.py @@ -0,0 +1,112 @@ +''' +We're using PyOpenSSL now + +import ctypes +from StringIO import StringIO +import socket + +import gnutls.connection +import gnutls.crypto +import gnutls.library + +from leap.util.misc import null_check + + +class BadCertError(Exception): + """raised for malformed certs""" + + +def get_https_cert_from_domain(domain): + """ + @param domain: a domain name to get a certificate from. + """ + sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) + cred = gnutls.connection.X509Credentials() + + session = gnutls.connection.ClientSession(sock, cred) + session.connect((domain, 443)) + session.handshake() + cert = session.peer_certificate + return cert + + +def get_cert_from_file(_file): + getcert = lambda f: gnutls.crypto.X509Certificate(f.read()) + if isinstance(_file, str): + with open(_file) as f: + cert = getcert(f) + else: + cert = getcert(_file) + return cert + + +def get_pkey_from_file(_file): + getkey = lambda f: gnutls.crypto.X509PrivateKey(f.read()) + if isinstance(_file, str): + with open(_file) as f: + key = getkey(f) + else: + key = getkey(_file) + return key + + +def can_load_cert_and_pkey(string): + try: + f = StringIO(string) + cert = get_cert_from_file(f) + + f = StringIO(string) + key = get_pkey_from_file(f) + + null_check(cert, 'certificate') + null_check(key, 'private key') + except: + # XXX catch GNUTLSError? + raise BadCertError + else: + return True + +def get_cert_fingerprint(domain=None, filepath=None, + hash_type="SHA256", sep=":"): + """ + @param domain: a domain name to get a fingerprint from + @type domain: str + @param filepath: path to a file containing a PEM file + @type filepath: str + @param hash_type: the hash function to be used in the fingerprint. + must be one of SHA1, SHA224, SHA256, SHA384, SHA512 + @type hash_type: str + @rparam: hex_fpr, a hexadecimal representation of a bytestring + containing the fingerprint. + @rtype: string + """ + if domain: + cert = get_https_cert_from_domain(domain) + if filepath: + cert = get_cert_from_file(filepath) + + _buffer = ctypes.create_string_buffer(64) + buffer_length = ctypes.c_size_t(64) + + SUPPORTED_DIGEST_FUN = ("SHA1", "SHA224", "SHA256", "SHA384", "SHA512") + if hash_type in SUPPORTED_DIGEST_FUN: + digestfunction = getattr( + gnutls.library.constants, + "GNUTLS_DIG_%s" % hash_type) + else: + # XXX improperlyconfigured or something + raise Exception("digest function not supported") + + gnutls.library.functions.gnutls_x509_crt_get_fingerprint( + cert._c_object, digestfunction, + ctypes.byref(_buffer), ctypes.byref(buffer_length)) + + # deinit + #server_cert._X509Certificate__deinit(server_cert._c_object) + # needed? is segfaulting + + fpr = ctypes.string_at(_buffer, buffer_length.value) + hex_fpr = sep.join(u"%02X" % ord(char) for char in fpr) + + return hex_fpr +''' diff --git a/src/leap/crypto/leapkeyring.py b/src/leap/crypto/leapkeyring.py new file mode 100644 index 00000000..c241d0bc --- /dev/null +++ b/src/leap/crypto/leapkeyring.py @@ -0,0 +1,70 @@ +import keyring + +from leap.base.config import get_config_file + +############# +# Disclaimer +############# +# This currently is not a keyring, it's more like a joke. +# No, seriously. +# We're affected by this **bug** + +# https://bitbucket.org/kang/python-keyring-lib/ +# issue/65/dbusexception-method-opensession-with + +# so using the gnome keyring does not seem feasible right now. +# I thought this was the next best option to store secrets in plain sight. + +# in the future we should move to use the gnome/kde/macosx/win keyrings. + + +class LeapCryptedFileKeyring(keyring.backend.CryptedFileKeyring): + + filename = ".secrets" + + @property + def file_path(self): + return get_config_file(self.filename) + + def __init__(self, seed=None): + self.seed = seed + + def _get_new_password(self): + # XXX every time this method is called, + # $deity kills a kitten. + return "secret%s" % self.seed + + def _init_file(self): + self.keyring_key = self._get_new_password() + self.set_password('keyring_setting', 'pass_ref', 'pass_ref_value') + + def _unlock(self): + self.keyring_key = self._get_new_password() + print 'keyring key ', self.keyring_key + try: + ref_pw = self.get_password( + 'keyring_setting', + 'pass_ref') + print 'ref pw ', ref_pw + assert ref_pw == "pass_ref_value" + except AssertionError: + self._lock() + raise ValueError('Incorrect password') + + +def leap_set_password(key, value, seed="xxx"): + key, value = map(unicode, (key, value)) + keyring.set_keyring(LeapCryptedFileKeyring(seed=seed)) + keyring.set_password('leap', key, value) + + +def leap_get_password(key, seed="xxx"): + keyring.set_keyring(LeapCryptedFileKeyring(seed=seed)) + #import ipdb;ipdb.set_trace() + return keyring.get_password('leap', key) + + +if __name__ == "__main__": + leap_set_password('test', 'bar') + passwd = leap_get_password('test') + assert passwd == 'bar' diff --git a/src/leap/crypto/tests/__init__.py b/src/leap/crypto/tests/__init__.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/src/leap/crypto/tests/__init__.py diff --git a/src/leap/crypto/tests/test_certs.py b/src/leap/crypto/tests/test_certs.py new file mode 100644 index 00000000..e476b630 --- /dev/null +++ b/src/leap/crypto/tests/test_certs.py @@ -0,0 +1,22 @@ +import unittest + +from leap.testing.https_server import where +from leap.crypto import certs + + +class CertTestCase(unittest.TestCase): + + def test_can_load_client_and_pkey(self): + with open(where('leaptestscert.pem')) as cf: + cs = cf.read() + with open(where('leaptestskey.pem')) as kf: + ks = kf.read() + certs.can_load_cert_and_pkey(cs + ks) + + with self.assertRaises(certs.BadCertError): + # screw header + certs.can_load_cert_and_pkey(cs.replace("BEGIN", "BEGINN") + ks) + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/eip/checks.py b/src/leap/eip/checks.py new file mode 100644 index 00000000..af824c57 --- /dev/null +++ b/src/leap/eip/checks.py @@ -0,0 +1,542 @@ +import logging +import time +import os +import sys + +import requests + +from leap import __branding as BRANDING +from leap import certs as leapcerts +from leap.base.auth import srpauth_protected, magick_srpauth +from leap.base import config as baseconfig +from leap.base import constants as baseconstants +from leap.base import providers +from leap.crypto import certs +from leap.eip import config as eipconfig +from leap.eip import constants as eipconstants +from leap.eip import exceptions as eipexceptions +from leap.eip import specs as eipspecs +from leap.util.certs import get_mac_cabundle +from leap.util.fileutil import mkdir_p +from leap.util.web import get_https_domain_and_port + +logger = logging.getLogger(name=__name__) + +""" +ProviderCertChecker +------------------- +Checks on certificates. To be moved to base. +docs TBD + +EIPConfigChecker +---------- +It is used from the eip conductor (a instance of EIPConnection that is +managed from the QtApp), running `run_all` method before trying to call +`connect` or any other of the state-changing methods. + +It checks that the needed files are provided or can be discovered over the +net. Much of these tests are not specific to EIP module, and can be splitted +into base.tests to be invoked by the base leap init routines. +However, I'm testing them alltogether for the sake of having the whole unit +reachable and testable as a whole. + +""" + + +def get_branding_ca_cert(domain): + # deprecated + ca_file = BRANDING.get('provider_ca_file') + if ca_file: + return leapcerts.where(ca_file) + + +class ProviderCertChecker(object): + """ + Several checks needed for getting + client certs and checking tls connection + with provider. + """ + def __init__(self, fetcher=requests, + domain=None): + + self.fetcher = fetcher + self.domain = domain + #XXX needs some kind of autoinit + #right now we set by hand + #by loading and reading provider config + self.apidomain = None + self.cacert = eipspecs.provider_ca_path(domain) + + def run_all( + self, checker=None, + skip_download=False, skip_verify=False): + + if not checker: + checker = self + + do_verify = not skip_verify + logger.debug('do_verify: %s', do_verify) + # checker.download_ca_cert() + + # For MVS+ + # checker.download_ca_signature() + # checker.get_ca_signatures() + # checker.is_there_trust_path() + + # For MVS + checker.is_there_provider_ca() + + checker.is_https_working(verify=do_verify, autocacert=False) + checker.check_new_cert_needed(verify=do_verify) + + def download_ca_cert(self, uri=None, verify=True): + req = self.fetcher.get(uri, verify=verify) + req.raise_for_status() + + # should check domain exists + capath = self._get_ca_cert_path(self.domain) + with open(capath, 'w') as f: + f.write(req.content) + + def check_ca_cert_fingerprint( + self, hash_type="SHA256", + fingerprint=None): + """ + compares the fingerprint in + the ca cert with a string + we are passed + returns True if they are equal, False if not. + @param hash_type: digest function + @type hash_type: str + @param fingerprint: the fingerprint to compare with. + @type fingerprint: str (with : separator) + @rtype bool + """ + ca_cert_path = self.ca_cert_path + ca_cert_fpr = certs.get_cert_fingerprint( + filepath=ca_cert_path) + return ca_cert_fpr == fingerprint + + def verify_api_https(self, uri): + assert uri.startswith('https://') + cacert = self.ca_cert_path + verify = cacert or True + + # DEBUG + logger.debug('uri -> %s' % uri) + logger.debug('cacertpath -> %s' % cacert) + + req = self.fetcher.get(uri, verify=verify) + req.raise_for_status() + return True + + def download_ca_signature(self): + # MVS+ + raise NotImplementedError + + def get_ca_signatures(self): + # MVS+ + raise NotImplementedError + + def is_there_trust_path(self): + # MVS+ + raise NotImplementedError + + def is_there_provider_ca(self): + if not self.cacert: + return False + cacert_exists = os.path.isfile(self.cacert) + if cacert_exists: + logger.debug('True') + return True + logger.debug('False!') + return False + + def is_https_working( + self, uri=None, verify=True, + autocacert=False): + if uri is None: + uri = self._get_root_uri() + # XXX raise InsecureURI or something better + try: + assert uri.startswith('https') + except AssertionError: + raise AssertionError( + "uri passed should start with https") + if autocacert and verify is True and self.cacert is not None: + logger.debug('verify cert: %s', self.cacert) + verify = self.cacert + if sys.platform == "darwin": + verify = get_mac_cabundle() + logger.debug('checking https connection') + logger.debug('uri: %s (verify:%s)', uri, verify) + + try: + self.fetcher.get(uri, verify=verify) + + except requests.exceptions.SSLError as exc: + raise eipexceptions.HttpsBadCertError + + except requests.exceptions.ConnectionError: + logger.error('ConnectionError') + raise eipexceptions.HttpsNotSupported + + else: + return True + + def check_new_cert_needed(self, skip_download=False, verify=True): + # XXX add autocacert + if not self.is_cert_valid(do_raise=False): + logger.debug('cert needed: true') + self.download_new_client_cert( + skip_download=skip_download, + verify=verify) + return True + logger.debug('cert needed: false') + return False + + def download_new_client_cert(self, uri=None, verify=True, + skip_download=False, + credentials=None): + logger.debug('download new client cert') + if skip_download: + return True + if uri is None: + uri = self._get_client_cert_uri() + # XXX raise InsecureURI or something better + #assert uri.startswith('https') + + if verify is True and self.cacert is not None: + verify = self.cacert + logger.debug('verify = %s', verify) + + fgetfn = self.fetcher.get + + if credentials: + user, passwd = credentials + logger.debug('apidomain = %s', self.apidomain) + + @srpauth_protected(user, passwd, + server="https://%s" % self.apidomain, + verify=verify) + def getfn(*args, **kwargs): + return fgetfn(*args, **kwargs) + + else: + # XXX FIXME fix decorated args + @magick_srpauth(verify) + def getfn(*args, **kwargs): + return fgetfn(*args, **kwargs) + try: + + req = getfn(uri, verify=verify) + req.raise_for_status() + + except requests.exceptions.SSLError: + logger.warning('SSLError while fetching cert. ' + 'Look below for stack trace.') + # XXX raise better exception + return self.fail("SSLError") + except Exception as exc: + return self.fail(exc.message) + + try: + logger.debug('validating cert...') + pemfile_content = req.content + valid = self.is_valid_pemfile(pemfile_content) + if not valid: + logger.warning('invalid cert') + return False + cert_path = self._get_client_cert_path() + self.write_cert(pemfile_content, to=cert_path) + except: + logger.warning('Error while validating cert') + raise + return True + + def is_cert_valid(self, cert_path=None, do_raise=True): + exists = lambda: self.is_certificate_exists() + valid_pemfile = lambda: self.is_valid_pemfile() + not_expired = lambda: self.is_cert_not_expired() + + valid = exists() and valid_pemfile() and not_expired() + if not valid: + if do_raise: + raise Exception('missing valid cert') + else: + return False + return True + + def is_certificate_exists(self, certfile=None): + if certfile is None: + certfile = self._get_client_cert_path() + return os.path.isfile(certfile) + + def is_cert_not_expired(self, certfile=None, now=time.gmtime): + if certfile is None: + certfile = self._get_client_cert_path() + from_, to_ = certs.get_time_boundaries(certfile) + + return from_ < now() < to_ + + def is_valid_pemfile(self, cert_s=None): + """ + checks that the passed string + is a valid pem certificate + @param cert_s: string containing pem content + @type cert_s: string + @rtype: bool + """ + if cert_s is None: + certfile = self._get_client_cert_path() + with open(certfile) as cf: + cert_s = cf.read() + try: + valid = certs.can_load_cert_and_pkey(cert_s) + except certs.BadCertError: + logger.warning("Not valid pemfile") + valid = False + return valid + + @property + def ca_cert_path(self): + return self._get_ca_cert_path(self.domain) + + def _get_root_uri(self): + return u"https://%s/" % self.domain + + def _get_client_cert_uri(self): + return "https://%s/1/cert" % self.apidomain + + def _get_client_cert_path(self): + return eipspecs.client_cert_path(domain=self.domain) + + def _get_ca_cert_path(self, domain): + # XXX this folder path will be broken for win + # and this should be moved to eipspecs.ca_path + + # XXX use baseconfig.get_provider_path(folder=Foo) + # !!! + + capath = baseconfig.get_config_file( + 'cacert.pem', + folder='providers/%s/keys/ca' % domain) + folder, fname = os.path.split(capath) + if not os.path.isdir(folder): + mkdir_p(folder) + return capath + + def write_cert(self, pemfile_content, to=None): + folder, filename = os.path.split(to) + if not os.path.isdir(folder): + mkdir_p(folder) + with open(to, 'w') as cert_f: + cert_f.write(pemfile_content) + + def set_api_domain(self, domain): + self.apidomain = domain + + +class EIPConfigChecker(object): + """ + Several checks needed + to ensure a EIPConnection + can be sucessfully established. + use run_all to run all checks. + """ + + def __init__(self, fetcher=requests, domain=None): + # we do not want to accept too many + # argument on init. + # we want tests + # to be explicitely run. + + self.fetcher = fetcher + + # if not domain, get from config + self.domain = domain + self.apidomain = None + self.cacert = eipspecs.provider_ca_path(domain) + + self.defaultprovider = providers.LeapProviderDefinition(domain=domain) + self.defaultprovider.load() + self.eipconfig = eipconfig.EIPConfig(domain=domain) + self.set_api_domain() + self.eipserviceconfig = eipconfig.EIPServiceConfig(domain=domain) + self.eipserviceconfig.load() + + def run_all(self, checker=None, skip_download=False): + """ + runs all checks in a row. + will raise if some error encountered. + catching those exceptions is not + our responsibility at this moment + """ + if not checker: + checker = self + + # let's call all tests + # needed for a sane eip session. + + # TODO: get rid of check_default. + # check_complete should + # be enough. but here to make early tests easier. + checker.check_default_eipconfig() + + checker.check_is_there_default_provider() + checker.fetch_definition(skip_download=skip_download) + checker.fetch_eip_service_config(skip_download=skip_download) + checker.check_complete_eip_config() + #checker.ping_gateway() + + # public checks + + def check_default_eipconfig(self): + """ + checks if default eipconfig exists, + and dumps a default file if not + """ + # XXX ONLY a transient check + # because some old function still checks + # for eip config at the beginning. + + # it *really* does not make sense to + # dump it right now, we can get an in-memory + # config object and dump it to disk in a + # later moment + logger.debug('checking default eip config') + if not self._is_there_default_eipconfig(): + self._dump_default_eipconfig() + + def check_is_there_default_provider(self, config=None): + """ + raises EIPMissingDefaultProvider if no + default provider found on eip config. + This is catched by ui and runs FirstRunWizard (MVS+) + """ + if config is None: + config = self.eipconfig.config + logger.debug('checking default provider') + provider = config.get('provider', None) + if provider is None: + raise eipexceptions.EIPMissingDefaultProvider + # XXX raise also if malformed ProviderDefinition? + return True + + def fetch_definition(self, skip_download=False, + force_download=False, + config=None, uri=None, + domain=None): + """ + fetches a definition file from server + """ + # TODO: + # - Implement diff + # - overwrite only if different. + # (attend to serial field different, for instance) + + logger.debug('fetching definition') + + if skip_download: + logger.debug('(fetching def skipped)') + return True + if config is None: + config = self.defaultprovider.config + if uri is None: + if not domain: + domain = config.get('provider', None) + uri = self._get_provider_definition_uri(domain=domain) + + if sys.platform == "darwin": + verify = get_mac_cabundle() + else: + verify = True + + self.defaultprovider.load( + from_uri=uri, + fetcher=self.fetcher, + verify=verify) + self.defaultprovider.save() + + def fetch_eip_service_config(self, skip_download=False, + force_download=False, + config=None, uri=None, # domain=None, + autocacert=True, verify=True): + if skip_download: + return True + if config is None: + self.eipserviceconfig.load() + config = self.eipserviceconfig.config + if uri is None: + #XXX + #if not domain: + #domain = self.domain or config.get('provider', None) + uri = self._get_eip_service_uri( + domain=self.apidomain) + + if autocacert and self.cacert is not None: + verify = self.cacert + + self.eipserviceconfig.load( + from_uri=uri, + fetcher=self.fetcher, + force_download=force_download, + verify=verify) + self.eipserviceconfig.save() + + def check_complete_eip_config(self, config=None): + # TODO check for gateway + if config is None: + config = self.eipconfig.config + try: + assert 'provider' in config + assert config['provider'] is not None + # XXX assert there is gateway !! + except AssertionError: + raise eipexceptions.EIPConfigurationError + + # XXX TODO: + # We should WRITE eip config if missing or + # incomplete at this point + #self.eipconfig.save() + + # + # private helpers + # + + def _is_there_default_eipconfig(self): + return self.eipconfig.exists() + + def _dump_default_eipconfig(self): + self.eipconfig.save(force=True) + + def _get_provider_definition_uri(self, domain=None, path=None): + if domain is None: + domain = self.domain or baseconstants.DEFAULT_PROVIDER + if path is None: + path = baseconstants.DEFINITION_EXPECTED_PATH + uri = u"https://%s/%s" % (domain, path) + logger.debug('getting provider definition from %s' % uri) + return uri + + def _get_eip_service_uri(self, domain=None, path=None): + if domain is None: + domain = self.domain or baseconstants.DEFAULT_PROVIDER + if path is None: + path = eipconstants.EIP_SERVICE_EXPECTED_PATH + uri = "https://%s/%s" % (domain, path) + logger.debug('getting eip service file from %s', uri) + return uri + + def set_api_domain(self): + """sets api domain from defaultprovider config object""" + api = self.defaultprovider.config.get('api_uri', None) + # the caller is responsible for having loaded the config + # object at this point + if api: + api_dom = get_https_domain_and_port(api) + self.apidomain = "%s:%s" % api_dom + + def get_api_domain(self): + """gets api domain""" + return self.apidomain diff --git a/src/leap/eip/conductor.py b/src/leap/eip/conductor.py deleted file mode 100644 index e3adadc4..00000000 --- a/src/leap/eip/conductor.py +++ /dev/null @@ -1,272 +0,0 @@ -""" -stablishes a vpn connection and monitors its state -""" -from __future__ import (division, unicode_literals, print_function) -#import threading -from functools import partial -import logging - -from leap.utils.coroutines import spawn_and_watch_process -from leap.baseapp.config import get_config, get_vpn_stdout_mockup -from leap.eip.vpnwatcher import EIPConnectionStatus, status_watcher -from leap.eip.vpnmanager import OpenVPNManager, ConnectionRefusedError - -logger = logging.getLogger(name=__name__) - - -# TODO Move exceptions to their own module - - -class ConnectionError(Exception): - """ - generic connection error - """ - pass - - -class EIPClientError(Exception): - """ - base EIPClient exception - """ - def __str__(self): - if len(self.args) >= 1: - return repr(self.args[0]) - else: - return ConnectionError - - -class UnrecoverableError(EIPClientError): - """ - we cannot do anything about it, sorry - """ - pass - - -class OpenVPNConnection(object): - """ - All related to invocation - of the openvpn binary - """ - # Connection Methods - - def __init__(self, config_file=None, watcher_cb=None): - #XXX FIXME - #change watcher_cb to line_observer - """ - :param config_file: configuration file to read from - :param watcher_cb: callback to be \ -called for each line in watched stdout - :param signal_map: dictionary of signal names and callables \ -to be triggered for each one of them. - :type config_file: str - :type watcher_cb: function - :type signal_map: dict - """ - # XXX get host/port from config - self.manager = OpenVPNManager() - - self.config_file = config_file - self.watcher_cb = watcher_cb - #self.signal_maps = signal_maps - - self.subp = None - self.watcher = None - - self.server = None - self.port = None - self.proto = None - - self.autostart = True - - self._get_config() - - def _set_command_mockup(self): - """ - sets command and args for a command mockup - that just mimics the output from the real thing - """ - command, args = get_vpn_stdout_mockup() - self.command, self.args = command, args - - def _get_config(self): - """ - retrieves the config options from defaults or - home file, or config file passed in command line. - """ - config = get_config(config_file=self.config_file) - self.config = config - - if config.has_option('openvpn', 'command'): - commandline = config.get('openvpn', 'command') - if commandline == "mockup": - self._set_command_mockup() - return - command_split = commandline.split(' ') - command = command_split[0] - if len(command_split) > 1: - args = command_split[1:] - else: - args = [] - self.command = command - #print("debug: command = %s" % command) - self.args = args - else: - self._set_command_mockup() - - if config.has_option('openvpn', 'autostart'): - autostart = config.get('openvpn', 'autostart') - self.autostart = autostart - - def _launch_openvpn(self): - """ - invocation of openvpn binaries in a subprocess. - """ - #XXX TODO: - #deprecate watcher_cb, - #use _only_ signal_maps instead - - if self.watcher_cb is not None: - linewrite_callback = self.watcher_cb - else: - #XXX get logger instead - linewrite_callback = lambda line: print('watcher: %s' % line) - - observers = (linewrite_callback, - partial(status_watcher, self.status)) - subp, watcher = spawn_and_watch_process( - self.command, - self.args, - observers=observers) - self.subp = subp - self.watcher = watcher - - conn_result = self.status.CONNECTED - return conn_result - - def _try_connection(self): - """ - attempts to connect - """ - if self.subp is not None: - print('cowardly refusing to launch subprocess again') - return - self._launch_openvpn() - - def cleanup(self): - """ - terminates child subprocess - """ - if self.subp: - self.subp.terminate() - - -class EIPConductor(OpenVPNConnection): - """ - Manages the execution of the OpenVPN process, auto starts, monitors the - network connection, handles configuration, fixes leaky hosts, handles - errors, etc. - Preferences will be stored via the Storage API. (TBD) - Status updates (connected, bandwidth, etc) are signaled to the GUI. - """ - - def __init__(self, *args, **kwargs): - self.settingsfile = kwargs.get('settingsfile', None) - self.logfile = kwargs.get('logfile', None) - self.error_queue = [] - self.desired_con_state = None # ??? - - status_signals = kwargs.pop('status_signals', None) - self.status = EIPConnectionStatus(callbacks=status_signals) - - super(EIPConductor, self).__init__(*args, **kwargs) - - def connect(self): - """ - entry point for connection process - """ - self.manager.forget_errors() - self._try_connection() - # XXX should capture errors? - - def disconnect(self): - """ - disconnects client - """ - self._disconnect() - self.status.change_to(self.status.DISCONNECTED) - pass - - def shutdown(self): - """ - shutdown and quit - """ - self.desired_con_state = self.status.DISCONNECTED - - def connection_state(self): - """ - returns the current connection state - """ - return self.status.current - - def desired_connection_state(self): - """ - returns the desired_connection state - """ - return self.desired_con_state - - def poll_connection_state(self): - """ - """ - try: - state = self.manager.get_connection_state() - except ConnectionRefusedError: - # connection refused. might be not ready yet. - return - if not state: - return - (ts, status_step, - ok, ip, remote) = state - self.status.set_vpn_state(status_step) - status_step = self.status.get_readable_status() - return (ts, status_step, ok, ip, remote) - - def get_icon_name(self): - """ - get icon name from status object - """ - return self.status.get_state_icon() - - # - # private methods - # - - def _disconnect(self): - """ - private method for disconnecting - """ - if self.subp is not None: - self.subp.terminate() - self.subp = None - # XXX signal state changes! :) - - def _is_alive(self): - """ - don't know yet - """ - pass - - def _connect(self): - """ - entry point for connection cascade methods. - """ - #conn_result = ConState.DISCONNECTED - try: - conn_result = self._try_connection() - except UnrecoverableError as except_msg: - logger.error("FATAL: %s" % unicode(except_msg)) - conn_result = self.status.UNRECOVERABLE - except Exception as except_msg: - self.error_queue.append(except_msg) - logger.error("Failed Connection: %s" % - unicode(except_msg)) - return conn_result diff --git a/src/leap/eip/config.py b/src/leap/eip/config.py new file mode 100644 index 00000000..917871da --- /dev/null +++ b/src/leap/eip/config.py @@ -0,0 +1,398 @@ +import logging +import os +import platform +import re +import tempfile + +from leap import __branding as BRANDING +from leap import certs +from leap.util.misc import null_check +from leap.util.fileutil import (which, mkdir_p, check_and_fix_urw_only) + +from leap.base import config as baseconfig +from leap.baseapp.permcheck import (is_pkexec_in_system, + is_auth_agent_running) +from leap.eip import exceptions as eip_exceptions +from leap.eip import specs as eipspecs + +logger = logging.getLogger(name=__name__) +provider_ca_file = BRANDING.get('provider_ca_file', None) + +_platform = platform.system() + + +class EIPConfig(baseconfig.JSONLeapConfig): + spec = eipspecs.eipconfig_spec + + def _get_slug(self): + eipjsonpath = baseconfig.get_config_file( + 'eip.json') + return eipjsonpath + + def _set_slug(self, *args, **kwargs): + raise AttributeError("you cannot set slug") + + slug = property(_get_slug, _set_slug) + + +class EIPServiceConfig(baseconfig.JSONLeapConfig): + spec = eipspecs.eipservice_config_spec + + def _get_slug(self): + domain = getattr(self, 'domain', None) + if domain: + path = baseconfig.get_provider_path(domain) + else: + path = baseconfig.get_default_provider_path() + return baseconfig.get_config_file( + 'eip-service.json', folder=path) + + def _set_slug(self): + raise AttributeError("you cannot set slug") + + slug = property(_get_slug, _set_slug) + + +def get_socket_path(): + socket_path = os.path.join( + tempfile.mkdtemp(prefix="leap-tmp"), + 'openvpn.socket') + #logger.debug('socket path: %s', socket_path) + return socket_path + + +def get_eip_gateway(eipconfig=None, eipserviceconfig=None): + """ + return the first host in eip service config + that matches the name defined in the eip.json config + file. + """ + # XXX eventually we should move to a more clever + # gateway selection. maybe we could return + # all gateways that match our cluster. + + null_check(eipconfig, "eipconfig") + null_check(eipserviceconfig, "eipserviceconfig") + PLACEHOLDER = "testprovider.example.org" + + conf = eipconfig.config + eipsconf = eipserviceconfig.config + + primary_gateway = conf.get('primary_gateway', None) + if not primary_gateway: + return PLACEHOLDER + + gateways = eipsconf.get('gateways', None) + if not gateways: + logger.error('missing gateways in eip service config') + return PLACEHOLDER + + if len(gateways) > 0: + for gw in gateways: + clustername = gw.get('cluster', None) + if not clustername: + logger.error('no cluster name') + return + + if clustername == primary_gateway: + # XXX at some moment, we must + # make this a more generic function, + # and return ports, protocols... + ipaddress = gw.get('ip_address', None) + if not ipaddress: + logger.error('no ip_address') + return + return ipaddress + logger.error('could not find primary gateway in provider' + 'gateway list') + + +def get_cipher_options(eipserviceconfig=None): + """ + gathers optional cipher options from eip-service config. + :param eipserviceconfig: EIPServiceConfig instance + """ + null_check(eipserviceconfig, 'eipserviceconfig') + eipsconf = eipserviceconfig.get_config() + + ALLOWED_KEYS = ("auth", "cipher", "tls-cipher") + CIPHERS_REGEX = re.compile("[A-Z0-9\-]+") + opts = [] + if 'openvpn_configuration' in eipsconf: + config = eipserviceconfig.config.get( + "openvpn_configuration", {}) + for key, value in config.items(): + if key in ALLOWED_KEYS and value is not None: + sanitized_val = CIPHERS_REGEX.findall(value) + if len(sanitized_val) != 0: + _val = sanitized_val[0] + opts.append('--%s' % key) + opts.append('%s' % _val) + return opts + +LINUX_UP_DOWN_SCRIPT = "/etc/leap/resolv-update" +OPENVPN_DOWN_ROOT = "/usr/lib/openvpn/openvpn-down-root.so" + + +def has_updown_scripts(): + """ + checks the existence of the up/down scripts + """ + # XXX should check permissions too + is_file = os.path.isfile(LINUX_UP_DOWN_SCRIPT) + if not is_file: + logger.warning( + "Could not find up/down scripts at %s! " + "Risk of DNS Leaks!!!") + return is_file + + +def build_ovpn_options(daemon=False, socket_path=None, **kwargs): + """ + build a list of options + to be passed in the + openvpn invocation + @rtype: list + @rparam: options + """ + # XXX review which of the + # options we don't need. + + # TODO pass also the config file, + # since we will need to take some + # things from there if present. + + provider = kwargs.pop('provider', None) + eipconfig = EIPConfig(domain=provider) + eipconfig.load() + eipserviceconfig = EIPServiceConfig(domain=provider) + eipserviceconfig.load() + + # get user/group name + # also from config. + user = baseconfig.get_username() + group = baseconfig.get_groupname() + + opts = [] + + opts.append('--client') + + opts.append('--dev') + # XXX same in win? + opts.append('tun') + opts.append('--persist-tun') + opts.append('--persist-key') + + verbosity = kwargs.get('ovpn_verbosity', None) + if verbosity and 1 <= verbosity <= 6: + opts.append('--verb') + opts.append("%s" % verbosity) + + # remote ############################## + # (server, port, protocol) + + opts.append('--remote') + + gw = get_eip_gateway(eipconfig=eipconfig, + eipserviceconfig=eipserviceconfig) + logger.debug('setting eip gateway to %s', gw) + opts.append(str(gw)) + + # get port/protocol from eipservice too + opts.append('1194') + #opts.append('80') + opts.append('udp') + + opts.append('--tls-client') + opts.append('--remote-cert-tls') + opts.append('server') + + # get ciphers ####################### + + ciphers = get_cipher_options( + eipserviceconfig=eipserviceconfig) + for cipheropt in ciphers: + opts.append(str(cipheropt)) + + # set user and group + opts.append('--user') + opts.append('%s' % user) + opts.append('--group') + opts.append('%s' % group) + + opts.append('--management-client-user') + opts.append('%s' % user) + opts.append('--management-signal') + + # set default options for management + # interface. unix sockets or telnet interface for win. + # XXX take them from the config object. + + if _platform == "Windows": + opts.append('--management') + opts.append('localhost') + # XXX which is a good choice? + opts.append('7777') + + if _platform in ("Linux", "Darwin"): + opts.append('--management') + + if socket_path is None: + socket_path = get_socket_path() + opts.append(socket_path) + opts.append('unix') + + opts.append('--script-security') + opts.append('2') + + if _platform == "Linux": + if has_updown_scripts(): + opts.append("--up") + opts.append(LINUX_UP_DOWN_SCRIPT) + opts.append("--down") + opts.append(LINUX_UP_DOWN_SCRIPT) + opts.append("--plugin") + opts.append(OPENVPN_DOWN_ROOT) + opts.append("'script_type=down %s'" % LINUX_UP_DOWN_SCRIPT) + + # certs + client_cert_path = eipspecs.client_cert_path(provider) + ca_cert_path = eipspecs.provider_ca_path(provider) + + # XXX FIX paths for MAC + opts.append('--cert') + opts.append(client_cert_path) + opts.append('--key') + opts.append(client_cert_path) + opts.append('--ca') + opts.append(ca_cert_path) + + # we cannot run in daemon mode + # with the current subp setting. + # see: https://leap.se/code/issues/383 + #if daemon is True: + #opts.append('--daemon') + + logger.debug('vpn options: %s', ' '.join(opts)) + return opts + + +def build_ovpn_command(debug=False, do_pkexec_check=True, vpnbin=None, + socket_path=None, **kwargs): + """ + build a string with the + complete openvpn invocation + + @rtype [string, [list of strings]] + @rparam: a list containing the command string + and a list of options. + """ + command = [] + use_pkexec = True + ovpn = None + + # XXX get use_pkexec from config instead. + + if _platform == "Linux" and use_pkexec and do_pkexec_check: + + # check for both pkexec + # AND a suitable authentication + # agent running. + logger.info('use_pkexec set to True') + + if not is_pkexec_in_system(): + logger.error('no pkexec in system') + raise eip_exceptions.EIPNoPkexecAvailable + + if not is_auth_agent_running(): + logger.warning( + "no polkit auth agent found. " + "pkexec will use its own text " + "based authentication agent. " + "that's probably a bad idea") + raise eip_exceptions.EIPNoPolkitAuthAgentAvailable + + command.append('pkexec') + + if vpnbin is None: + if _platform == "Darwin": + # XXX Should hardcode our installed path + # /Applications/LEAPClient.app/Contents/Resources/openvpn.leap + openvpn_bin = "openvpn.leap" + else: + openvpn_bin = "openvpn" + #XXX hardcode for darwin + ovpn = which(openvpn_bin) + else: + ovpn = vpnbin + if ovpn: + vpn_command = ovpn + else: + vpn_command = "openvpn" + command.append(vpn_command) + daemon_mode = not debug + + for opt in build_ovpn_options(daemon=daemon_mode, socket_path=socket_path, + **kwargs): + command.append(opt) + + # XXX check len and raise proper error + + if _platform == "Darwin": + OSX_ASADMIN = 'do shell script "%s" with administrator privileges' + # XXX fix workaround for Nones + _command = [x if x else " " for x in command] + # XXX debugging! + # XXX get openvpn log path from debug flags + _command.append('--log') + _command.append('/tmp/leap_openvpn.log') + return ["osascript", ["-e", OSX_ASADMIN % ' '.join(_command)]] + else: + return [command[0], command[1:]] + + +def check_vpn_keys(provider=None): + """ + performs an existance and permission check + over the openvpn keys file. + Currently we're expecting a single file + per provider, containing the CA cert, + the provider key, and our client certificate + """ + assert provider is not None + provider_ca = eipspecs.provider_ca_path(provider) + client_cert = eipspecs.client_cert_path(provider) + + logger.debug('provider ca = %s', provider_ca) + logger.debug('client cert = %s', client_cert) + + # if no keys, raise error. + # it's catched by the ui and signal user. + + if not os.path.isfile(provider_ca): + # not there. let's try to copy. + folder, filename = os.path.split(provider_ca) + if not os.path.isdir(folder): + mkdir_p(folder) + if provider_ca_file: + cacert = certs.where(provider_ca_file) + with open(provider_ca, 'w') as pca: + with open(cacert, 'r') as cac: + pca.write(cac.read()) + + if not os.path.isfile(provider_ca): + logger.error('key file %s not found. aborting.', + provider_ca) + raise eip_exceptions.EIPInitNoKeyFileError + + if not os.path.isfile(client_cert): + logger.error('key file %s not found. aborting.', + client_cert) + raise eip_exceptions.EIPInitNoKeyFileError + + for keyfile in (provider_ca, client_cert): + # bad perms? try to fix them + try: + check_and_fix_urw_only(keyfile) + except OSError: + raise eip_exceptions.EIPInitBadKeyFilePermError diff --git a/src/leap/eip/constants.py b/src/leap/eip/constants.py new file mode 100644 index 00000000..9af5a947 --- /dev/null +++ b/src/leap/eip/constants.py @@ -0,0 +1,3 @@ +# not used anymore with the new JSONConfig.slug +EIP_CONFIG = "eip.json" +EIP_SERVICE_EXPECTED_PATH = "1/config/eip-service.json" diff --git a/src/leap/eip/eipconnection.py b/src/leap/eip/eipconnection.py new file mode 100644 index 00000000..d012c567 --- /dev/null +++ b/src/leap/eip/eipconnection.py @@ -0,0 +1,405 @@ +""" +EIP Connection Class +""" +from __future__ import (absolute_import,) +import logging +import Queue +import sys +import time + +from dateutil.parser import parse as dateparse + +from leap.eip.checks import ProviderCertChecker +from leap.eip.checks import EIPConfigChecker +from leap.eip import config as eipconfig +from leap.eip import exceptions as eip_exceptions +from leap.eip.openvpnconnection import OpenVPNConnection + +logger = logging.getLogger(name=__name__) + + +class StatusMixIn(object): + + # a bunch of methods related with querying the connection + # state/status and displaying useful info. + # Needs to get clear on what is what, and + # separate functions. + # Should separate EIPConnectionStatus (self.status) + # from the OpenVPN state/status command and parsing. + + ERR_CONNREFUSED = False + + def connection_state(self): + """ + returns the current connection state + """ + return self.status.current + + def get_icon_name(self): + """ + get icon name from status object + """ + return self.status.get_state_icon() + + def get_leap_status(self): + return self.status.get_leap_status() + + def poll_connection_state(self): + """ + """ + try: + state = self.get_connection_state() + except eip_exceptions.ConnectionRefusedError: + # connection refused. might be not ready yet. + if not self.ERR_CONNREFUSED: + logger.warning('connection refused') + self.ERR_CONNREFUSED = True + return + if not state: + #logger.debug('no state') + return + (ts, status_step, + ok, ip, remote) = state + self.status.set_vpn_state(status_step) + status_step = self.status.get_readable_status() + return (ts, status_step, ok, ip, remote) + + def make_error(self): + """ + capture error and wrap it in an + understandable format + """ + # mostly a hack to display errors in the debug UI + # w/o breaking the polling. + #XXX get helpful error codes + self.with_errors = True + now = int(time.time()) + return '%s,LAUNCHER ERROR,ERROR,-,-' % now + + def state(self): + """ + Sends OpenVPN command: state + """ + state = self._send_command("state") + if not state: + return None + if isinstance(state, str): + return state + if isinstance(state, list): + if len(state) == 1: + return state[0] + else: + return state[-1] + + def vpn_status(self): + """ + OpenVPN command: status + """ + status = self._send_command("status") + return status + + def vpn_status2(self): + """ + OpenVPN command: last 2 statuses + """ + return self._send_command("status 2") + + # + # parse info as the UI expects + # + + def get_status_io(self): + status = self.vpn_status() + if isinstance(status, str): + lines = status.split('\n') + if isinstance(status, list): + lines = status + try: + (header, when, tun_read, tun_write, + tcp_read, tcp_write, auth_read) = tuple(lines) + except ValueError: + return None + + when_ts = dateparse(when.split(',')[1]).timetuple() + sep = ',' + # XXX clean up this! + tun_read = tun_read.split(sep)[1] + tun_write = tun_write.split(sep)[1] + tcp_read = tcp_read.split(sep)[1] + tcp_write = tcp_write.split(sep)[1] + auth_read = auth_read.split(sep)[1] + + # XXX this could be a named tuple. prettier. + return when_ts, (tun_read, tun_write, tcp_read, tcp_write, auth_read) + + def get_connection_state(self): + state = self.state() + if state is not None: + ts, status_step, ok, ip, remote = state.split(',') + ts = time.gmtime(float(ts)) + # XXX this could be a named tuple. prettier. + return ts, status_step, ok, ip, remote + + +class EIPConnection(OpenVPNConnection, StatusMixIn): + """ + Aka conductor. + Manages the execution of the OpenVPN process, auto starts, monitors the + network connection, handles configuration, fixes leaky hosts, handles + errors, etc. + Status updates (connected, bandwidth, etc) are signaled to the GUI. + """ + + # XXX change name to EIPConductor ?? + + def __init__(self, + provider_cert_checker=ProviderCertChecker, + config_checker=EIPConfigChecker, + *args, **kwargs): + #self.settingsfile = kwargs.get('settingsfile', None) + #self.logfile = kwargs.get('logfile', None) + self.provider = kwargs.pop('provider', None) + self._providercertchecker = provider_cert_checker + self._configchecker = config_checker + + self.error_queue = Queue.Queue() + + status_signals = kwargs.pop('status_signals', None) + self.status = EIPConnectionStatus(callbacks=status_signals) + + checker_signals = kwargs.pop('checker_signals', None) + self.checker_signals = checker_signals + + self.init_checkers() + + host = eipconfig.get_socket_path() + kwargs['host'] = host + + super(EIPConnection, self).__init__(*args, **kwargs) + + def connect(self, **kwargs): + """ + entry point for connection process + """ + # in OpenVPNConnection + self.try_openvpn_connection() + + def disconnect(self, shutdown=False): + """ + disconnects client + """ + self.terminate_openvpn_connection(shutdown=shutdown) + self.status.change_to(self.status.DISCONNECTED) + + def has_errors(self): + return True if self.error_queue.qsize() != 0 else False + + def init_checkers(self): + """ + initialize checkers + """ + self.provider_cert_checker = self._providercertchecker( + domain=self.provider) + self.config_checker = self._configchecker(domain=self.provider) + + def set_provider_domain(self, domain): + """ + sets the provider domain. + used from the first run wizard when we launch the run_checks + and connect process after having initialized the conductor. + """ + # This looks convoluted, right. + # We have to reinstantiate checkers cause we're passing + # the domain param that we did not know at the beginning + # (only for the firstrunwizard case) + self.provider = domain + self.init_checkers() + + def run_checks(self, skip_download=False, skip_verify=False): + """ + run all eip checks previous to attempting a connection + """ + logger.debug('running conductor checks') + + def push_err(exc): + # keep the original traceback! + exc_traceback = sys.exc_info()[2] + self.error_queue.put((exc, exc_traceback)) + + try: + # network (1) + if self.checker_signals: + for signal in self.checker_signals: + signal('checking encryption keys') + self.provider_cert_checker.run_all(skip_verify=skip_verify) + except Exception as exc: + push_err(exc) + try: + if self.checker_signals: + for signal in self.checker_signals: + signal('checking provider config') + self.config_checker.run_all(skip_download=skip_download) + except Exception as exc: + push_err(exc) + try: + self.run_openvpn_checks() + except Exception as exc: + push_err(exc) + + +class EIPConnectionStatus(object): + """ + Keep track of client (gui) and openvpn + states. + + These are the OpenVPN states: + CONNECTING -- OpenVPN's initial state. + WAIT -- (Client only) Waiting for initial response + from server. + AUTH -- (Client only) Authenticating with server. + GET_CONFIG -- (Client only) Downloading configuration options + from server. + ASSIGN_IP -- Assigning IP address to virtual network + interface. + ADD_ROUTES -- Adding routes to system. + CONNECTED -- Initialization Sequence Completed. + RECONNECTING -- A restart has occurred. + EXITING -- A graceful exit is in progress. + + We add some extra states: + + DISCONNECTED -- GUI initial state. + UNRECOVERABLE -- An unrecoverable error has been raised + while invoking openvpn service. + """ + CONNECTING = 1 + WAIT = 2 + AUTH = 3 + GET_CONFIG = 4 + ASSIGN_IP = 5 + ADD_ROUTES = 6 + CONNECTED = 7 + RECONNECTING = 8 + EXITING = 9 + + # gui specific states: + UNRECOVERABLE = 11 + DISCONNECTED = 0 + + def __init__(self, callbacks=None): + """ + EIPConnectionStatus is initialized with a tuple + of signals to be triggered. + :param callbacks: a tuple of (callable) observers + :type callbacks: tuple + """ + self.current = self.DISCONNECTED + self.previous = None + # (callbacks to connect to signals in Qt-land) + self.callbacks = callbacks + + def get_readable_status(self): + # XXX DRY status / labels a little bit. + # think we'll want to i18n this. + human_status = { + 0: 'disconnected', + 1: 'connecting', + 2: 'waiting', + 3: 'authenticating', + 4: 'getting config', + 5: 'assigning ip', + 6: 'adding routes', + 7: 'connected', + 8: 'reconnecting', + 9: 'exiting', + 11: 'unrecoverable error', + } + return human_status[self.current] + + def get_leap_status(self): + # XXX improve nomenclature + leap_status = { + 0: 'disconnected', + 1: 'connecting to gateway', + 2: 'connecting to gateway', + 3: 'authenticating', + 4: 'establishing network encryption', + 5: 'establishing network encryption', + 6: 'establishing network encryption', + 7: 'connected', + 8: 'reconnecting', + 9: 'exiting', + 11: 'unrecoverable error', + } + return leap_status[self.current] + + def get_state_icon(self): + """ + returns the high level icon + for each fine-grain openvpn state + """ + connecting = (self.CONNECTING, + self.WAIT, + self.AUTH, + self.GET_CONFIG, + self.ASSIGN_IP, + self.ADD_ROUTES) + connected = (self.CONNECTED,) + disconnected = (self.DISCONNECTED, + self.UNRECOVERABLE) + + # this can be made smarter, + # but it's like it'll change, + # so +readability. + + if self.current in connecting: + return "connecting" + if self.current in connected: + return "connected" + if self.current in disconnected: + return "disconnected" + + def set_vpn_state(self, status): + """ + accepts a state string from the management + interface, and sets the internal state. + :param status: openvpn STATE (uppercase). + :type status: str + """ + if hasattr(self, status): + self.change_to(getattr(self, status)) + + def set_current(self, to): + """ + setter for the 'current' property + :param to: destination state + :type to: int + """ + self.current = to + + def change_to(self, to): + """ + :param to: destination state + :type to: int + """ + if to == self.current: + return + changed = False + from_ = self.current + self.current = to + + # We can add transition restrictions + # here to ensure no transitions are + # allowed outside the fsm. + + self.set_current(to) + changed = True + + #trigger signals (as callbacks) + #print('current state: %s' % self.current) + if changed: + self.previous = from_ + if self.callbacks: + for cb in self.callbacks: + if callable(cb): + cb(self) diff --git a/src/leap/eip/exceptions.py b/src/leap/eip/exceptions.py new file mode 100644 index 00000000..b7d398c3 --- /dev/null +++ b/src/leap/eip/exceptions.py @@ -0,0 +1,175 @@ +""" +Generic error hierarchy +Leap/EIP exceptions used for exception handling, +logging, and notifying user of errors +during leap operation. + +Exception hierarchy +------------------- +All EIP Errors must inherit from EIPClientError (note: move that to +a more generic LEAPClientBaseError). + +Exception attributes and their meaning/uses +------------------------------------------- + +* critical: if True, will abort execution prematurely, + after attempting any cleaning + action. + +* failfirst: breaks any error_check loop that is examining + the error queue. + +* message: the message that will be used in the __repr__ of the exception. + +* usermessage: the message that will be passed to user in ErrorDialogs + in Qt-land. + +TODO: + +* EIPClientError: + Should inherit from LeapException + +* gettext / i18n for user messages. + +""" +from leap.base.exceptions import LeapException +from leap.util.translations import translate + + +# This should inherit from LeapException +class EIPClientError(Exception): + """ + base EIPClient exception + """ + critical = False + failfirst = False + warning = False + + +class CriticalError(EIPClientError): + """ + we cannot do anything about it, sorry + """ + critical = True + failfirst = True + + +class Warning(EIPClientError): + """ + just that, warnings + """ + warning = True + + +class EIPNoPolkitAuthAgentAvailable(CriticalError): + message = "No polkit authentication agent could be found" + usermessage = translate( + "EIPErrors", + "We could not find any authentication " + "agent in your system.<br/>" + "Make sure you have " + "<b>polkit-gnome-authentication-agent-1</b> " + "running and try again.") + + +class EIPNoPkexecAvailable(Warning): + message = "No pkexec binary found" + usermessage = translate( + "EIPErrors", + "We could not find <b>pkexec</b> in your " + "system.<br/> Do you want to try " + "<b>setuid workaround</b>? " + "(<i>DOES NOTHING YET</i>)") + failfirst = True + + +class EIPNoCommandError(EIPClientError): + message = "no suitable openvpn command found" + usermessage = translate( + "EIPErrors", + "No suitable openvpn command found. " + "<br/>(Might be a permissions problem)") + + +class EIPBadCertError(Warning): + # XXX this should be critical and fail close + message = "cert verification failed" + usermessage = translate( + "EIPErrors", + "there is a problem with provider certificate") + + +class LeapBadConfigFetchedError(Warning): + message = "provider sent a malformed json file" + usermessage = translate( + "EIPErrors", + "an error occurred during configuratio of leap services") + + +class OpenVPNAlreadyRunning(CriticalError): + message = "Another OpenVPN Process is already running." + usermessage = translate( + "EIPErrors", + "Another OpenVPN Process has been detected. " + "Please close it before starting leap-client") + + +class HttpsNotSupported(LeapException): + message = "connection refused while accessing via https" + usermessage = translate( + "EIPErrors", + "Server does not allow secure connections") + + +class HttpsBadCertError(LeapException): + message = "verification error on cert" + usermessage = translate( + "EIPErrors", + "Server certificate could not be verified") + +# +# errors still needing some love +# + + +class EIPInitNoKeyFileError(CriticalError): + message = "No vpn keys found in the expected path" + usermessage = translate( + "EIPErrors", + "We could not find your eip certs in the expected path") + + +class EIPInitBadKeyFilePermError(Warning): + # I don't know if we should be telling user or not, + # we try to fix permissions and should only re-raise + # if permission check failed. + pass + + +class EIPInitNoProviderError(EIPClientError): + pass + + +class EIPInitBadProviderError(EIPClientError): + pass + + +class EIPConfigurationError(EIPClientError): + pass + +# +# Errors that probably we don't need anymore +# chase down for them and check. +# + + +class MissingSocketError(Exception): + pass + + +class ConnectionRefusedError(Exception): + pass + + +class EIPMissingDefaultProvider(Exception): + pass diff --git a/src/leap/eip/openvpnconnection.py b/src/leap/eip/openvpnconnection.py new file mode 100644 index 00000000..bee8c010 --- /dev/null +++ b/src/leap/eip/openvpnconnection.py @@ -0,0 +1,410 @@ +""" +OpenVPN Connection +""" +from __future__ import (print_function) +from functools import partial +import logging +import os +import psutil +import shutil +import select +import socket +from time import sleep + +logger = logging.getLogger(name=__name__) + +from leap.base.connection import Connection +from leap.base.constants import OPENVPN_BIN +from leap.util.coroutines import spawn_and_watch_process +from leap.util.misc import get_openvpn_pids + +from leap.eip.udstelnet import UDSTelnet +from leap.eip import config as eip_config +from leap.eip import exceptions as eip_exceptions + + +class OpenVPNManagement(object): + + # TODO explain a little bit how management interface works + # and our telnet interface with support for unix sockets. + + """ + for more information, read openvpn management notes. + zcat `dpkg -L openvpn | grep management` + """ + + def _connect_to_management(self): + """ + Connect to openvpn management interface + """ + if hasattr(self, 'tn'): + self._close_management_socket() + self.tn = UDSTelnet(self.host, self.port) + + # XXX make password optional + # specially for win. we should generate + # the pass on the fly when invoking manager + # from conductor + + #self.tn.read_until('ENTER PASSWORD:', 2) + #self.tn.write(self.password + '\n') + #self.tn.read_until('SUCCESS:', 2) + if self.tn: + self._seek_to_eof() + return True + + def _close_management_socket(self, announce=True): + """ + Close connection to openvpn management interface + """ + logger.debug('closing socket') + if announce: + self.tn.write("quit\n") + self.tn.read_all() + self.tn.get_socket().close() + del self.tn + + def _seek_to_eof(self): + """ + Read as much as available. Position seek pointer to end of stream + """ + try: + b = self.tn.read_eager() + except EOFError: + logger.debug("Could not read from socket. Assuming it died.") + return + while b: + try: + b = self.tn.read_eager() + except EOFError: + logger.debug("Could not read from socket. Assuming it died.") + + def _send_command(self, cmd): + """ + Send a command to openvpn and return response as list + """ + if not self.connected(): + try: + self._connect_to_management() + except eip_exceptions.MissingSocketError: + #logger.warning('missing management socket') + return [] + try: + if hasattr(self, 'tn'): + self.tn.write(cmd + "\n") + except socket.error: + logger.error('socket error') + self._close_management_socket(announce=False) + return [] + try: + buf = self.tn.read_until(b"END", 2) + self._seek_to_eof() + blist = buf.split('\r\n') + if blist[-1].startswith('END'): + del blist[-1] + return blist + else: + return [] + except socket.error as exc: + logger.debug('socket error: %s' % exc.message) + except select.error as exc: + logger.debug('select error: %s' % exc.message) + + def _send_short_command(self, cmd): + """ + parse output from commands that are + delimited by "success" instead + """ + if not self.connected(): + self.connect() + self.tn.write(cmd + "\n") + # XXX not working? + buf = self.tn.read_until(b"SUCCESS", 2) + self._seek_to_eof() + blist = buf.split('\r\n') + return blist + + # + # random maybe useful vpn commands + # + + def pid(self): + #XXX broken + return self._send_short_command("pid") + + +class OpenVPNConnection(Connection, OpenVPNManagement): + """ + All related to invocation + of the openvpn binary. + It's extended by EIPConnection. + """ + + # XXX Inheriting from Connection was an early design idea + # but currently that's an empty class. + # We can get rid of that if we don't use it for sharing + # state with other leap modules. + + def __init__(self, + watcher_cb=None, + debug=False, + host=None, + port="unix", + password=None, + *args, **kwargs): + """ + :param watcher_cb: callback to be \ +called for each line in watched stdout + :param signal_map: dictionary of signal names and callables \ +to be triggered for each one of them. + :type watcher_cb: function + :type signal_map: dict + """ + #XXX FIXME + #change watcher_cb to line_observer + # XXX if not host: raise ImproperlyConfigured + + logger.debug('init openvpn connection') + self.debug = debug + self.ovpn_verbosity = kwargs.get('ovpn_verbosity', None) + + self.watcher_cb = watcher_cb + #self.signal_maps = signal_maps + + self.subp = None + self.watcher = None + + self.server = None + self.port = None + self.proto = None + + self.command = None + self.args = None + + # XXX get autostart from config + self.autostart = True + + # management interface init + self.host = host + if isinstance(port, str) and port.isdigit(): + port = int(port) + elif port == "unix": + port = "unix" + else: + port = None + self.port = port + self.password = password + + def run_openvpn_checks(self): + """ + runs check needed before launching + openvpn subprocess. will raise if errors found. + """ + logger.debug('running openvpn checks') + # XXX I think that "check_if_running" should be called + # from try openvpn connection instead. -- kali. + # let's prepare tests for that before changing it... + self._check_if_running_instance() + self._set_ovpn_command() + self._check_vpn_keys() + + def try_openvpn_connection(self): + """ + attempts to connect + """ + # XXX should make public method + if self.command is None: + raise eip_exceptions.EIPNoCommandError + if self.subp is not None: + logger.debug('cowardly refusing to launch subprocess again') + # XXX this is not returning ???!! + # FIXME -- so it's calling it all the same!! + + self._launch_openvpn() + + def connected(self): + """ + Returns True if connected + rtype: bool + """ + # XXX make a property + return hasattr(self, 'tn') + + def terminate_openvpn_connection(self, shutdown=False): + """ + terminates openvpn child subprocess + """ + if self.subp: + try: + self._stop_openvpn() + except eip_exceptions.ConnectionRefusedError: + logger.warning( + 'unable to send sigterm signal to openvpn: ' + 'connection refused.') + + # XXX kali -- + # XXX review-me + # I think this will block if child process + # does not return. + # Maybe we can .poll() for a given + # interval and exit in any case. + + RETCODE = self.subp.wait() + if RETCODE: + logger.error( + 'cannot terminate subprocess! Retcode %s' + '(We might have left openvpn running)' % RETCODE) + + if shutdown: + self._cleanup_tempfiles() + + def _cleanup_tempfiles(self): + """ + remove all temporal files + we might have left behind + """ + # if self.port is 'unix', we have + # created a temporal socket path that, under + # normal circumstances, we should be able to + # delete + + if self.port == "unix": + logger.debug('cleaning socket file temp folder') + + tempfolder = os.path.split(self.host)[0] + if os.path.isdir(tempfolder): + try: + shutil.rmtree(tempfolder) + except OSError: + logger.error('could not delete tmpfolder %s' % tempfolder) + + # checks + + def _check_if_running_instance(self): + """ + check if openvpn is already running + """ + openvpn_pids = get_openvpn_pids() + if openvpn_pids: + logger.debug('an openvpn instance is already running.') + logger.debug('attempting to stop openvpn instance.') + if not self._stop_openvpn(): + raise eip_exceptions.OpenVPNAlreadyRunning + return + else: + logger.debug('no openvpn instance found.') + + def _set_ovpn_command(self): + try: + command, args = eip_config.build_ovpn_command( + provider=self.provider, + debug=self.debug, + socket_path=self.host, + ovpn_verbosity=self.ovpn_verbosity) + except eip_exceptions.EIPNoPolkitAuthAgentAvailable: + command = args = None + raise + except eip_exceptions.EIPNoPkexecAvailable: + command = args = None + raise + + # XXX if not command, signal error. + self.command = command + self.args = args + + def _check_vpn_keys(self): + """ + checks for correct permissions on vpn keys + """ + try: + eip_config.check_vpn_keys(provider=self.provider) + except eip_exceptions.EIPInitBadKeyFilePermError: + logger.error('Bad VPN Keys permission!') + # do nothing now + # and raise the rest ... + + # starting and stopping openvpn subprocess + + def _launch_openvpn(self): + """ + invocation of openvpn binaries in a subprocess. + """ + #XXX TODO: + #deprecate watcher_cb, + #use _only_ signal_maps instead + + #logger.debug('_launch_openvpn called') + if self.watcher_cb is not None: + linewrite_callback = self.watcher_cb + else: + #XXX get logger instead + linewrite_callback = lambda line: logger.debug( + 'watcher: %s' % line) + + # the partial is not + # being applied now because we're not observing the process + # stdout like we did in the early stages. but I leave it + # here since it will be handy for observing patterns in the + # thru-the-manager updates (with regex) + observers = (linewrite_callback, + partial(lambda con_status, + line: linewrite_callback, self.status)) + subp, watcher = spawn_and_watch_process( + self.command, + self.args, + observers=observers) + self.subp = subp + self.watcher = watcher + + def _stop_openvpn(self): + """ + stop openvpn process + by sending SIGTERM to the management + interface + """ + # XXX method a bit too long, split + logger.debug("atempting to terminate openvpn process...") + if self.connected(): + try: + self._send_command("signal SIGTERM\n") + sleep(1) + if not self.subp: # XXX ??? + return True + except socket.error: + logger.warning('management socket died') + return + + #shutting openvpn failured + #try patching in old openvpn host and trying again + # XXX could be more than one! + process = self._get_openvpn_process() + if process: + logger.debug('process: %s' % process.name) + cmdline = process.cmdline + + manag_flag = "--management" + if isinstance(cmdline, list) and manag_flag in cmdline: + _index = cmdline.index(manag_flag) + self.host = cmdline[_index + 1] + self._send_command("signal SIGTERM\n") + + #make sure the process was terminated + process = self._get_openvpn_process() + if not process: + logger.debug("Existing OpenVPN Process Terminated") + return True + else: + logger.error("Unable to terminate existing OpenVPN Process.") + return False + + return True + + def _get_openvpn_process(self): + for process in psutil.process_iter(): + if OPENVPN_BIN in process.name: + return process + return None + + def get_log(self, lines=1): + log = self._send_command("log %s" % lines) + return log diff --git a/src/leap/eip/specs.py b/src/leap/eip/specs.py new file mode 100644 index 00000000..c41fd29b --- /dev/null +++ b/src/leap/eip/specs.py @@ -0,0 +1,136 @@ +from __future__ import (unicode_literals) +import os + +from leap import __branding +from leap.base import config as baseconfig + +# XXX move provider stuff to base config + +PROVIDER_CA_CERT = __branding.get( + 'provider_ca_file', + 'cacert.pem') + +provider_ca_path = lambda domain: str(os.path.join( + #baseconfig.get_default_provider_path(), + baseconfig.get_provider_path(domain), + 'keys', 'ca', + 'cacert.pem' +)) if domain else None + +default_provider_ca_path = lambda: str(os.path.join( + baseconfig.get_default_provider_path(), + 'keys', 'ca', + PROVIDER_CA_CERT +)) + +PROVIDER_DOMAIN = __branding.get('provider_domain', 'testprovider.example.org') + + +client_cert_path = lambda domain: unicode(os.path.join( + baseconfig.get_provider_path(domain), + 'keys', 'client', + 'openvpn.pem' +)) if domain else None + +default_client_cert_path = lambda: unicode(os.path.join( + baseconfig.get_default_provider_path(), + 'keys', 'client', + 'openvpn.pem' +)) + +eipconfig_spec = { + 'description': 'sample eipconfig', + 'type': 'object', + 'properties': { + 'provider': { + 'type': unicode, + 'default': u"%s" % PROVIDER_DOMAIN, + 'required': True, + }, + 'transport': { + 'type': unicode, + 'default': u"openvpn", + }, + 'openvpn_protocol': { + 'type': unicode, + 'default': u"tcp" + }, + 'openvpn_port': { + 'type': int, + 'default': 80 + }, + 'openvpn_ca_certificate': { + 'type': unicode, # path + 'default': default_provider_ca_path + }, + 'openvpn_client_certificate': { + 'type': unicode, # path + 'default': default_client_cert_path + }, + 'connect_on_login': { + 'type': bool, + 'default': True + }, + 'block_cleartext_traffic': { + 'type': bool, + 'default': True + }, + 'primary_gateway': { + 'type': unicode, + 'default': u"location_unknown", + #'required': True + }, + 'secondary_gateway': { + 'type': unicode, + 'default': u"location_unknown2" + }, + 'management_password': { + 'type': unicode + } + } +} + +eipservice_config_spec = { + 'description': 'sample eip service config', + 'type': 'object', + 'properties': { + 'serial': { + 'type': int, + 'required': True, + 'default': 1 + }, + 'version': { + 'type': int, + 'required': True, + 'default': 1 + }, + 'clusters': { + 'type': list, + 'default': [ + {"label": { + "en": "Location Unknown"}, + "name": "location_unknown"}] + }, + 'gateways': { + 'type': list, + 'default': [ + {"capabilities": { + "adblock": True, + "filter_dns": True, + "ports": ["80", "53", "443", "1194"], + "protocols": ["udp", "tcp"], + "transport": ["openvpn"], + "user_ips": False}, + "cluster": "location_unknown", + "host": "location.example.org", + "ip_address": "127.0.0.1"}] + }, + 'openvpn_configuration': { + 'type': dict, + 'default': { + "auth": None, + "cipher": None, + "tls-cipher": None} + } + } +} diff --git a/src/leap/eip/tests/__init__.py b/src/leap/eip/tests/__init__.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/src/leap/eip/tests/__init__.py diff --git a/src/leap/eip/tests/data.py b/src/leap/eip/tests/data.py new file mode 100644 index 00000000..a7fe1853 --- /dev/null +++ b/src/leap/eip/tests/data.py @@ -0,0 +1,51 @@ +from __future__ import unicode_literals +import os + +#from leap import __branding + +# sample data used in tests + +#PROVIDER = __branding.get('provider_domain') +PROVIDER = "testprovider.example.org" + +EIP_SAMPLE_CONFIG = { + "provider": "%s" % PROVIDER, + "transport": "openvpn", + "openvpn_protocol": "tcp", + "openvpn_port": 80, + "openvpn_ca_certificate": os.path.expanduser( + "~/.config/leap/providers/" + "%s/" + "keys/ca/cacert.pem" % PROVIDER), + "openvpn_client_certificate": os.path.expanduser( + "~/.config/leap/providers/" + "%s/" + "keys/client/openvpn.pem" % PROVIDER), + "connect_on_login": True, + "block_cleartext_traffic": True, + "primary_gateway": "location_unknown", + "secondary_gateway": "location_unknown2", + #"management_password": "oph7Que1othahwiech6J" +} + +EIP_SAMPLE_SERVICE = { + "serial": 1, + "version": 1, + "clusters": [ + {"label": { + "en": "Location Unknown"}, + "name": "location_unknown"} + ], + "gateways": [ + {"capabilities": { + "adblock": True, + "filter_dns": True, + "ports": ["80", "53", "443", "1194"], + "protocols": ["udp", "tcp"], + "transport": ["openvpn"], + "user_ips": False}, + "cluster": "location_unknown", + "host": "location.example.org", + "ip_address": "192.0.43.10"} + ] +} diff --git a/src/leap/eip/tests/test_checks.py b/src/leap/eip/tests/test_checks.py new file mode 100644 index 00000000..f42a0eeb --- /dev/null +++ b/src/leap/eip/tests/test_checks.py @@ -0,0 +1,372 @@ +from BaseHTTPServer import BaseHTTPRequestHandler +import copy +import json +try: + import unittest2 as unittest +except ImportError: + import unittest +import os +import time +import urlparse + +from mock import (patch, Mock) + +import requests + +from leap.base import config as baseconfig +from leap.base import pluggableconfig +from leap.base.constants import (DEFAULT_PROVIDER_DEFINITION, + DEFINITION_EXPECTED_PATH) +from leap.eip import checks as eipchecks +from leap.eip import specs as eipspecs +from leap.eip import exceptions as eipexceptions +from leap.eip.tests import data as testdata +from leap.testing.basetest import BaseLeapTest +from leap.testing.https_server import BaseHTTPSServerTestCase +from leap.testing.https_server import where as where_cert +from leap.util.fileutil import mkdir_f + + +class NoLogRequestHandler: + def log_message(self, *args): + # don't write log msg to stderr + pass + + def read(self, n=None): + return '' + + +class EIPCheckTest(BaseLeapTest): + + __name__ = "eip_check_tests" + provider = "testprovider.example.org" + maxDiff = None + + def setUp(self): + pass + + def tearDown(self): + pass + + # test methods are there, and can be called from run_all + + def test_checker_should_implement_check_methods(self): + checker = eipchecks.EIPConfigChecker(domain=self.provider) + + self.assertTrue(hasattr(checker, "check_default_eipconfig"), + "missing meth") + self.assertTrue(hasattr(checker, "check_is_there_default_provider"), + "missing meth") + self.assertTrue(hasattr(checker, "fetch_definition"), "missing meth") + self.assertTrue(hasattr(checker, "fetch_eip_service_config"), + "missing meth") + self.assertTrue(hasattr(checker, "check_complete_eip_config"), + "missing meth") + + def test_checker_should_actually_call_all_tests(self): + checker = eipchecks.EIPConfigChecker(domain=self.provider) + + mc = Mock() + checker.run_all(checker=mc) + self.assertTrue(mc.check_default_eipconfig.called, "not called") + self.assertTrue(mc.check_is_there_default_provider.called, + "not called") + self.assertTrue(mc.fetch_definition.called, + "not called") + self.assertTrue(mc.fetch_eip_service_config.called, + "not called") + self.assertTrue(mc.check_complete_eip_config.called, + "not called") + + # test individual check methods + + def test_check_default_eipconfig(self): + checker = eipchecks.EIPConfigChecker(domain=self.provider) + # no eip config (empty home) + eipconfig_path = checker.eipconfig.filename + self.assertFalse(os.path.isfile(eipconfig_path)) + checker.check_default_eipconfig() + # we've written one, so it should be there. + self.assertTrue(os.path.isfile(eipconfig_path)) + with open(eipconfig_path, 'rb') as fp: + deserialized = json.load(fp) + + # force re-evaluation of the paths + # small workaround for evaluating home dirs correctly + EIP_SAMPLE_CONFIG = copy.copy(testdata.EIP_SAMPLE_CONFIG) + EIP_SAMPLE_CONFIG['openvpn_client_certificate'] = \ + eipspecs.client_cert_path(self.provider) + EIP_SAMPLE_CONFIG['openvpn_ca_certificate'] = \ + eipspecs.provider_ca_path(self.provider) + self.assertEqual(deserialized, EIP_SAMPLE_CONFIG) + + # TODO: shold ALSO run validation methods. + + def test_check_is_there_default_provider(self): + checker = eipchecks.EIPConfigChecker(domain=self.provider) + # we do dump a sample eip config, but lacking a + # default provider entry. + # This error will be possible catched in a different + # place, when JSONConfig does validation of required fields. + + # passing direct config + with self.assertRaises(eipexceptions.EIPMissingDefaultProvider): + checker.check_is_there_default_provider(config={}) + + # ok. now, messing with real files... + # blank out default_provider + sampleconfig = copy.copy(testdata.EIP_SAMPLE_CONFIG) + sampleconfig['provider'] = None + eipcfg_path = checker.eipconfig.filename + mkdir_f(eipcfg_path) + with open(eipcfg_path, 'w') as fp: + json.dump(sampleconfig, fp) + #with self.assertRaises(eipexceptions.EIPMissingDefaultProvider): + # XXX we should catch this as one of our errors, but do not + # see how to do it quickly. + with self.assertRaises(pluggableconfig.ValidationError): + #import ipdb;ipdb.set_trace() + checker.eipconfig.load(fromfile=eipcfg_path) + checker.check_is_there_default_provider() + + sampleconfig = testdata.EIP_SAMPLE_CONFIG + #eipcfg_path = checker._get_default_eipconfig_path() + with open(eipcfg_path, 'w') as fp: + json.dump(sampleconfig, fp) + checker.eipconfig.load() + self.assertTrue(checker.check_is_there_default_provider()) + + def test_fetch_definition(self): + with patch.object(requests, "get") as mocked_get: + mocked_get.return_value.status_code = 200 + mocked_get.return_value.headers = { + 'last-modified': "Wed Dec 12 12:12:12 GMT 2012"} + mocked_get.return_value.json = DEFAULT_PROVIDER_DEFINITION + checker = eipchecks.EIPConfigChecker(fetcher=requests) + sampleconfig = testdata.EIP_SAMPLE_CONFIG + checker.fetch_definition(config=sampleconfig) + + fn = os.path.join(baseconfig.get_default_provider_path(), + DEFINITION_EXPECTED_PATH) + with open(fn, 'r') as fp: + deserialized = json.load(fp) + self.assertEqual(DEFAULT_PROVIDER_DEFINITION, deserialized) + + # XXX TODO check for ConnectionError, HTTPError, InvalidUrl + # (and proper EIPExceptions are raised). + # Look at base.test_config. + + def test_fetch_eip_service_config(self): + with patch.object(requests, "get") as mocked_get: + mocked_get.return_value.status_code = 200 + mocked_get.return_value.headers = { + 'last-modified': "Wed Dec 12 12:12:12 GMT 2012"} + mocked_get.return_value.json = testdata.EIP_SAMPLE_SERVICE + checker = eipchecks.EIPConfigChecker(fetcher=requests) + sampleconfig = testdata.EIP_SAMPLE_CONFIG + checker.fetch_eip_service_config(config=sampleconfig) + + def test_check_complete_eip_config(self): + checker = eipchecks.EIPConfigChecker() + with self.assertRaises(eipexceptions.EIPConfigurationError): + sampleconfig = copy.copy(testdata.EIP_SAMPLE_CONFIG) + sampleconfig['provider'] = None + checker.check_complete_eip_config(config=sampleconfig) + with self.assertRaises(eipexceptions.EIPConfigurationError): + sampleconfig = copy.copy(testdata.EIP_SAMPLE_CONFIG) + del sampleconfig['provider'] + checker.check_complete_eip_config(config=sampleconfig) + + # normal case + sampleconfig = copy.copy(testdata.EIP_SAMPLE_CONFIG) + checker.check_complete_eip_config(config=sampleconfig) + + +class ProviderCertCheckerTest(BaseLeapTest): + + __name__ = "provider_cert_checker_tests" + provider = "testprovider.example.org" + + def setUp(self): + pass + + def tearDown(self): + pass + + # test methods are there, and can be called from run_all + + def test_checker_should_implement_check_methods(self): + checker = eipchecks.ProviderCertChecker() + + # For MVS+ + self.assertTrue(hasattr(checker, "download_ca_cert"), + "missing meth") + self.assertTrue(hasattr(checker, "download_ca_signature"), + "missing meth") + self.assertTrue(hasattr(checker, "get_ca_signatures"), "missing meth") + self.assertTrue(hasattr(checker, "is_there_trust_path"), + "missing meth") + + # For MVS + self.assertTrue(hasattr(checker, "is_there_provider_ca"), + "missing meth") + self.assertTrue(hasattr(checker, "is_https_working"), "missing meth") + self.assertTrue(hasattr(checker, "check_new_cert_needed"), + "missing meth") + + def test_checker_should_actually_call_all_tests(self): + checker = eipchecks.ProviderCertChecker() + + mc = Mock() + checker.run_all(checker=mc) + # XXX MVS+ + #self.assertTrue(mc.download_ca_cert.called, "not called") + #self.assertTrue(mc.download_ca_signature.called, "not called") + #self.assertTrue(mc.get_ca_signatures.called, "not called") + #self.assertTrue(mc.is_there_trust_path.called, "not called") + + # For MVS + self.assertTrue(mc.is_there_provider_ca.called, "not called") + self.assertTrue(mc.is_https_working.called, + "not called") + self.assertTrue(mc.check_new_cert_needed.called, + "not called") + + # test individual check methods + + @unittest.skip + def test_is_there_provider_ca(self): + # XXX commenting out this test. + # With the generic client this does not make sense, + # we should dump one there. + # or test conductor logic. + checker = eipchecks.ProviderCertChecker() + self.assertTrue( + checker.is_there_provider_ca()) + + +class ProviderCertCheckerHTTPSTests(BaseHTTPSServerTestCase, BaseLeapTest): + provider = "testprovider.example.org" + + class request_handler(NoLogRequestHandler, BaseHTTPRequestHandler): + responses = { + '/': ['OK', ''], + '/client.cert': [ + # XXX get sample cert + '-----BEGIN CERTIFICATE-----', + '-----END CERTIFICATE-----'], + '/badclient.cert': [ + 'BADCERT']} + + def do_GET(self): + path = urlparse.urlparse(self.path) + message = '\n'.join(self.responses.get( + path.path, None)) + self.send_response(200) + self.end_headers() + self.wfile.write(message) + + def test_is_https_working(self): + fetcher = requests + uri = "https://%s/" % (self.get_server()) + # bare requests call. this should just pass (if there is + # an https service there). + fetcher.get(uri, verify=False) + checker = eipchecks.ProviderCertChecker(fetcher=fetcher) + self.assertTrue(checker.is_https_working(uri=uri, verify=False)) + + # for local debugs, when in doubt + #self.assertTrue(checker.is_https_working(uri="https://github.com", + #verify=True)) + + # for the two checks below, I know they fail because no ca + # cert is passed to them, and I know that's the error that + # requests return with our implementation. + # We're receiving this because our + # server is dying prematurely when the handshake is interrupted on the + # client side. + # Since we have access to the server, we could check that + # the error raised has been: + # SSL23_READ_BYTES: alert bad certificate + with self.assertRaises(requests.exceptions.SSLError) as exc: + fetcher.get(uri, verify=True) + self.assertTrue( + "SSL23_GET_SERVER_HELLO:unknown protocol" in exc.message) + + # XXX FIXME! Uncomment after #638 is done + #with self.assertRaises(eipexceptions.EIPBadCertError) as exc: + #checker.is_https_working(uri=uri, verify=True) + #self.assertTrue( + #"cert verification failed" in exc.message) + + # get cacert from testing.https_server + cacert = where_cert('cacert.pem') + fetcher.get(uri, verify=cacert) + self.assertTrue(checker.is_https_working(uri=uri, verify=cacert)) + + # same, but get cacert from leap.custom + # XXX TODO! + + @unittest.skip + def test_download_new_client_cert(self): + # FIXME + # Magick srp decorator broken right now... + # Have to mock the decorator and inject something that + # can bypass the authentication + + uri = "https://%s/client.cert" % (self.get_server()) + cacert = where_cert('cacert.pem') + checker = eipchecks.ProviderCertChecker(domain=self.provider) + credentials = "testuser", "testpassword" + self.assertTrue(checker.download_new_client_cert( + credentials=credentials, uri=uri, verify=cacert)) + + # now download a malformed cert + uri = "https://%s/badclient.cert" % (self.get_server()) + cacert = where_cert('cacert.pem') + checker = eipchecks.ProviderCertChecker() + with self.assertRaises(ValueError): + self.assertTrue(checker.download_new_client_cert( + credentials=credentials, uri=uri, verify=cacert)) + + # did we write cert to its path? + clientcertfile = eipspecs.client_cert_path() + self.assertTrue(os.path.isfile(clientcertfile)) + certfile = eipspecs.client_cert_path() + with open(certfile, 'r') as cf: + certcontent = cf.read() + self.assertEqual(certcontent, + '\n'.join( + self.request_handler.responses['/client.cert'])) + os.remove(clientcertfile) + + def test_is_cert_valid(self): + checker = eipchecks.ProviderCertChecker() + # TODO: better exception catching + # should raise eipexceptions.BadClientCertificate, and give reasons + # on msg. + with self.assertRaises(Exception) as exc: + self.assertFalse(checker.is_cert_valid()) + exc.message = "missing cert" + + def test_bad_validity_certs(self): + checker = eipchecks.ProviderCertChecker() + certfile = where_cert('leaptestscert.pem') + self.assertFalse(checker.is_cert_not_expired( + certfile=certfile, + now=lambda: time.mktime((2038, 1, 1, 1, 1, 1, 1, 1, 1)))) + self.assertFalse(checker.is_cert_not_expired( + certfile=certfile, + now=lambda: time.mktime((1970, 1, 1, 1, 1, 1, 1, 1, 1)))) + + def test_check_new_cert_needed(self): + # check: missing cert + checker = eipchecks.ProviderCertChecker(domain=self.provider) + self.assertTrue(checker.check_new_cert_needed(skip_download=True)) + # TODO check: malformed cert + # TODO check: expired cert + # TODO check: pass test server uri instead of skip + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/eip/tests/test_config.py b/src/leap/eip/tests/test_config.py new file mode 100644 index 00000000..72ab3c8e --- /dev/null +++ b/src/leap/eip/tests/test_config.py @@ -0,0 +1,298 @@ +from collections import OrderedDict +import json +import os +import platform +import stat + +try: + import unittest2 as unittest +except ImportError: + import unittest + +#from leap.base import constants +#from leap.eip import config as eip_config +#from leap import __branding as BRANDING +from leap.eip import config as eipconfig +from leap.eip.tests.data import EIP_SAMPLE_CONFIG, EIP_SAMPLE_SERVICE +from leap.testing.basetest import BaseLeapTest +from leap.util.fileutil import mkdir_p, mkdir_f + +_system = platform.system() + +#PROVIDER = BRANDING.get('provider_domain') +#PROVIDER_SHORTNAME = BRANDING.get('short_name') + + +class EIPConfigTest(BaseLeapTest): + + __name__ = "eip_config_tests" + provider = "testprovider.example.org" + + maxDiff = None + + def setUp(self): + pass + + def tearDown(self): + pass + + # + # helpers + # + + def touch_exec(self): + path = os.path.join( + self.tempdir, 'bin') + mkdir_p(path) + tfile = os.path.join( + path, + 'openvpn') + open(tfile, 'wb').close() + os.chmod(tfile, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR) + + def write_sample_eipservice(self, vpnciphers=False, extra_vpnopts=None, + gateways=None): + conf = eipconfig.EIPServiceConfig() + mkdir_f(conf.filename) + if gateways: + EIP_SAMPLE_SERVICE['gateways'] = gateways + if vpnciphers: + openvpnconfig = OrderedDict({ + "auth": "SHA1", + "cipher": "AES-128-CBC", + "tls-cipher": "DHE-RSA-AES128-SHA"}) + if extra_vpnopts: + for k, v in extra_vpnopts.items(): + openvpnconfig[k] = v + EIP_SAMPLE_SERVICE['openvpn_configuration'] = openvpnconfig + + with open(conf.filename, 'w') as fd: + fd.write(json.dumps(EIP_SAMPLE_SERVICE)) + + def write_sample_eipconfig(self): + conf = eipconfig.EIPConfig() + folder, f = os.path.split(conf.filename) + if not os.path.isdir(folder): + mkdir_p(folder) + with open(conf.filename, 'w') as fd: + fd.write(json.dumps(EIP_SAMPLE_CONFIG)) + + def get_expected_openvpn_args(self, with_openvpn_ciphers=False): + """ + yeah, this is almost as duplicating the + code for building the command + """ + args = [] + eipconf = eipconfig.EIPConfig(domain=self.provider) + eipconf.load() + eipsconf = eipconfig.EIPServiceConfig(domain=self.provider) + eipsconf.load() + + username = self.get_username() + groupname = self.get_groupname() + + args.append('--client') + args.append('--dev') + #does this have to be tap for win?? + args.append('tun') + args.append('--persist-tun') + args.append('--persist-key') + args.append('--remote') + + args.append('%s' % eipconfig.get_eip_gateway( + eipconfig=eipconf, + eipserviceconfig=eipsconf)) + # XXX get port!? + args.append('1194') + # XXX get proto + args.append('udp') + args.append('--tls-client') + args.append('--remote-cert-tls') + args.append('server') + + if with_openvpn_ciphers: + CIPHERS = [ + "--tls-cipher", "DHE-RSA-AES128-SHA", + "--cipher", "AES-128-CBC", + "--auth", "SHA1"] + for opt in CIPHERS: + args.append(opt) + + args.append('--user') + args.append(username) + args.append('--group') + args.append(groupname) + args.append('--management-client-user') + args.append(username) + args.append('--management-signal') + + args.append('--management') + #XXX hey! + #get platform switches here! + args.append('/tmp/test.socket') + args.append('unix') + + args.append('--script-security') + args.append('2') + + if _system == "Linux": + UPDOWN_SCRIPT = "/etc/leap/resolv-update" + if os.path.isfile(UPDOWN_SCRIPT): + args.append('--up') + args.append('/etc/leap/resolv-update') + args.append('--down') + args.append('/etc/leap/resolv-update') + args.append('--plugin') + args.append('/usr/lib/openvpn/openvpn-down-root.so') + args.append("'script_type=down /etc/leap/resolv-update'") + + # certs + # XXX get values from specs? + args.append('--cert') + args.append(os.path.join( + self.home, + '.config', 'leap', 'providers', + '%s' % self.provider, + 'keys', 'client', + 'openvpn.pem')) + args.append('--key') + args.append(os.path.join( + self.home, + '.config', 'leap', 'providers', + '%s' % self.provider, + 'keys', 'client', + 'openvpn.pem')) + args.append('--ca') + args.append(os.path.join( + self.home, + '.config', 'leap', 'providers', + '%s' % self.provider, + 'keys', 'ca', + 'cacert.pem')) + return args + + # build command string + # these tests are going to have to check + # many combinations. we should inject some + # params in the function call, to disable + # some checks. + + def test_get_eip_gateway(self): + self.write_sample_eipconfig() + eipconf = eipconfig.EIPConfig(domain=self.provider) + + # default eipservice + self.write_sample_eipservice() + eipsconf = eipconfig.EIPServiceConfig(domain=self.provider) + + gateway = eipconfig.get_eip_gateway( + eipconfig=eipconf, + eipserviceconfig=eipsconf) + + # in spec is local gateway by default + self.assertEqual(gateway, '127.0.0.1') + + # change eipservice + # right now we only check that cluster == selected primary gw in + # eip.json, and pick first matching ip + eipconf._config.config['primary_gateway'] = "foo_provider" + newgateways = [{"cluster": "foo_provider", + "ip_address": "127.0.0.99"}] + self.write_sample_eipservice(gateways=newgateways) + eipsconf = eipconfig.EIPServiceConfig(domain=self.provider) + # load from disk file + eipsconf.load() + + gateway = eipconfig.get_eip_gateway( + eipconfig=eipconf, + eipserviceconfig=eipsconf) + self.assertEqual(gateway, '127.0.0.99') + + # change eipservice, several gateways + # right now we only check that cluster == selected primary gw in + # eip.json, and pick first matching ip + eipconf._config.config['primary_gateway'] = "bar_provider" + newgateways = [{"cluster": "foo_provider", + "ip_address": "127.0.0.99"}, + {'cluster': "bar_provider", + "ip_address": "127.0.0.88"}] + self.write_sample_eipservice(gateways=newgateways) + eipsconf = eipconfig.EIPServiceConfig(domain=self.provider) + # load from disk file + eipsconf.load() + + gateway = eipconfig.get_eip_gateway( + eipconfig=eipconf, + eipserviceconfig=eipsconf) + self.assertEqual(gateway, '127.0.0.88') + + def test_build_ovpn_command_empty_config(self): + self.touch_exec() + self.write_sample_eipservice() + self.write_sample_eipconfig() + + from leap.eip import config as eipconfig + from leap.util.fileutil import which + path = os.environ['PATH'] + vpnbin = which('openvpn', path=path) + #print 'path =', path + #print 'vpnbin = ', vpnbin + vpncommand, vpnargs = eipconfig.build_ovpn_command( + do_pkexec_check=False, vpnbin=vpnbin, + socket_path="/tmp/test.socket", + provider=self.provider) + self.assertEqual(vpncommand, self.home + '/bin/openvpn') + self.assertEqual(vpnargs, self.get_expected_openvpn_args()) + + def test_build_ovpn_command_openvpnoptions(self): + self.touch_exec() + + from leap.eip import config as eipconfig + from leap.util.fileutil import which + path = os.environ['PATH'] + vpnbin = which('openvpn', path=path) + + self.write_sample_eipconfig() + + # regular run, everything normal + self.write_sample_eipservice(vpnciphers=True) + vpncommand, vpnargs = eipconfig.build_ovpn_command( + do_pkexec_check=False, vpnbin=vpnbin, + socket_path="/tmp/test.socket", + provider=self.provider) + self.assertEqual(vpncommand, self.home + '/bin/openvpn') + expected = self.get_expected_openvpn_args( + with_openvpn_ciphers=True) + self.assertEqual(vpnargs, expected) + + # bad options -- illegal options + self.write_sample_eipservice( + vpnciphers=True, + # WE ONLY ALLOW vpn options in auth, cipher, tls-cipher + extra_vpnopts={"notallowedconfig": "badvalue"}) + vpncommand, vpnargs = eipconfig.build_ovpn_command( + do_pkexec_check=False, vpnbin=vpnbin, + socket_path="/tmp/test.socket", + provider=self.provider) + self.assertEqual(vpncommand, self.home + '/bin/openvpn') + expected = self.get_expected_openvpn_args( + with_openvpn_ciphers=True) + self.assertEqual(vpnargs, expected) + + # bad options -- illegal chars + self.write_sample_eipservice( + vpnciphers=True, + # WE ONLY ALLOW A-Z09\- + extra_vpnopts={"cipher": "AES-128-CBC;FOOTHING"}) + vpncommand, vpnargs = eipconfig.build_ovpn_command( + do_pkexec_check=False, vpnbin=vpnbin, + socket_path="/tmp/test.socket", + provider=self.provider) + self.assertEqual(vpncommand, self.home + '/bin/openvpn') + expected = self.get_expected_openvpn_args( + with_openvpn_ciphers=True) + self.assertEqual(vpnargs, expected) + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/eip/tests/test_eipconnection.py b/src/leap/eip/tests/test_eipconnection.py new file mode 100644 index 00000000..163f8d45 --- /dev/null +++ b/src/leap/eip/tests/test_eipconnection.py @@ -0,0 +1,216 @@ +import glob +import logging +import platform +#import os +import shutil + +logging.basicConfig() +logger = logging.getLogger(name=__name__) + +try: + import unittest2 as unittest +except ImportError: + import unittest + +from mock import Mock, patch # MagicMock + +from leap.eip.eipconnection import EIPConnection +from leap.eip.exceptions import ConnectionRefusedError +from leap.eip import specs as eipspecs +from leap.testing.basetest import BaseLeapTest + +_system = platform.system() + +PROVIDER = "testprovider.example.org" + + +class NotImplementedError(Exception): + pass + + +@patch('OpenVPNConnection._get_or_create_config') +@patch('OpenVPNConnection._set_ovpn_command') +class MockedEIPConnection(EIPConnection): + + def _set_ovpn_command(self): + self.command = "mock_command" + self.args = [1, 2, 3] + + +class EIPConductorTest(BaseLeapTest): + + __name__ = "eip_conductor_tests" + provider = PROVIDER + + def setUp(self): + # XXX there's a conceptual/design + # mistake here. + # If we're testing just attrs after init, + # init shold not be doing so much side effects. + + # for instance: + # We have to TOUCH a keys file because + # we're triggerig the key checks FROM + # the constructor. me not like that, + # key checker should better be called explicitelly. + + # XXX change to keys_checker invocation + # (see config_checker) + + keyfiles = (eipspecs.provider_ca_path(domain=self.provider), + eipspecs.client_cert_path(domain=self.provider)) + for filepath in keyfiles: + self.touch(filepath) + self.chmod600(filepath) + + # we init the manager with only + # some methods mocked + self.manager = Mock(name="openvpnmanager_mock") + self.con = MockedEIPConnection() + self.con.provider = self.provider + + # XXX watch out. This sometimes is throwing the following error: + # NoSuchProcess: process no longer exists (pid=6571) + # because of a bad implementation of _check_if_running_instance + + self.con.run_openvpn_checks() + + def tearDown(self): + pass + + def doCleanups(self): + super(BaseLeapTest, self).doCleanups() + self.cleanupSocketDir() + del self.con + + def cleanupSocketDir(self): + ptt = ('/tmp/leap-tmp*') + for tmpdir in glob.glob(ptt): + shutil.rmtree(tmpdir) + + # + # tests + # + + def test_vpnconnection_defaults(self): + """ + default attrs as expected + """ + con = self.con + self.assertEqual(con.autostart, True) + # XXX moar! + + def test_ovpn_command(self): + """ + set_ovpn_command called + """ + self.assertEqual(self.con.command, + "mock_command") + self.assertEqual(self.con.args, + [1, 2, 3]) + + # config checks + + def test_config_checked_called(self): + # XXX this single test is taking half of the time + # needed to run tests. (roughly 3 secs for this only) + # We should modularize and inject Mocks on more places. + + oldcon = self.con + del(self.con) + config_checker = Mock() + self.con = MockedEIPConnection(config_checker=config_checker) + self.assertTrue(config_checker.called) + self.con.run_checks() + self.con.config_checker.run_all.assert_called_with( + skip_download=False) + + # XXX test for cert_checker also + self.con = oldcon + + # connect/disconnect calls + + def test_disconnect(self): + """ + disconnect method calls private and changes status + """ + self.con._disconnect = Mock( + name="_disconnect") + + # first we set status to connected + self.con.status.set_current(self.con.status.CONNECTED) + self.assertEqual(self.con.status.current, + self.con.status.CONNECTED) + + # disconnect + self.con.terminate_openvpn_connection = Mock() + self.con.disconnect() + self.con.terminate_openvpn_connection.assert_called_once_with( + shutdown=False) + self.con.terminate_openvpn_connection = Mock() + self.con.disconnect(shutdown=True) + self.con.terminate_openvpn_connection.assert_called_once_with( + shutdown=True) + + # new status should be disconnected + # XXX this should evolve and check no errors + # during disconnection + self.assertEqual(self.con.status.current, + self.con.status.DISCONNECTED) + + def test_connect(self): + """ + connect calls _launch_openvpn private + """ + self.con._launch_openvpn = Mock() + self.con.connect() + self.con._launch_openvpn.assert_called_once_with() + + # XXX tests breaking here ... + + def test_good_poll_connection_state(self): + """ + """ + #@patch -- + # self.manager.get_connection_state + + #XXX review this set of poll_state tests + #they SHOULD NOT NEED TO MOCK ANYTHING IN THE + #lower layers!! -- status, vpn_manager.. + #right now we're testing implementation, not + #behavior!!! + good_state = ["1345466946", "unknown_state", "ok", + "192.168.1.1", "192.168.1.100"] + self.con.get_connection_state = Mock(return_value=good_state) + self.con.status.set_vpn_state = Mock() + + state = self.con.poll_connection_state() + good_state[1] = "disconnected" + final_state = tuple(good_state) + self.con.status.set_vpn_state.assert_called_with("unknown_state") + self.assertEqual(state, final_state) + + # TODO between "good" and "bad" (exception raised) cases, + # we can still test for malformed states and see that only good + # states do have a change (and from only the expected transition + # states). + + def test_bad_poll_connection_state(self): + """ + get connection state raises ConnectionRefusedError + state is None + """ + self.con.get_connection_state = Mock( + side_effect=ConnectionRefusedError('foo!')) + state = self.con.poll_connection_state() + self.assertEqual(state, None) + + + # XXX more things to test: + # - called config routines during initz. + # - raising proper exceptions with no config + # - called proper checks on config / permissions + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/eip/tests/test_openvpnconnection.py b/src/leap/eip/tests/test_openvpnconnection.py new file mode 100644 index 00000000..95bfb2f0 --- /dev/null +++ b/src/leap/eip/tests/test_openvpnconnection.py @@ -0,0 +1,161 @@ +import logging +import os +import platform +import psutil +import shutil +#import socket + +logging.basicConfig() +logger = logging.getLogger(name=__name__) + +try: + import unittest2 as unittest +except ImportError: + import unittest + +from mock import Mock, patch # MagicMock + +from leap.eip import config as eipconfig +from leap.eip import openvpnconnection +from leap.eip import exceptions as eipexceptions +from leap.eip.udstelnet import UDSTelnet +from leap.testing.basetest import BaseLeapTest + +_system = platform.system() + + +class NotImplementedError(Exception): + pass + + +mock_UDSTelnet = Mock(spec=UDSTelnet) +# XXX cautious!!! +# this might be fragile right now (counting a global +# reference of calls I think. +# investigate this other form instead: +# http://www.voidspace.org.uk/python/mock/patch.html#start-and-stop + +# XXX redo after merge-refactor + + +@patch('openvpnconnection.OpenVPNConnection.connect_to_management') +class MockedOpenVPNConnection(openvpnconnection.OpenVPNConnection): + def __init__(self, *args, **kwargs): + self.mock_UDSTelnet = Mock() + super(MockedOpenVPNConnection, self).__init__( + *args, **kwargs) + self.tn = self.mock_UDSTelnet(self.host, self.port) + + def connect_to_management(self): + #print 'patched connect' + self.tn = mock_UDSTelnet(self.host, port=self.port) + + +class OpenVPNConnectionTest(BaseLeapTest): + + __name__ = "vpnconnection_tests" + + def setUp(self): + # XXX this will have to change for win, host=localhost + host = eipconfig.get_socket_path() + self.host = host + self.manager = MockedOpenVPNConnection(host=host) + + def tearDown(self): + pass + + def doCleanups(self): + super(BaseLeapTest, self).doCleanups() + self.cleanupSocketDir() + + def cleanupSocketDir(self): + # remove the socket folder. + # XXX only if posix. in win, host is localhost, so nothing + # has to be done. + if self.host: + folder, fpath = os.path.split(self.host) + try: + assert folder.startswith('/tmp/leap-tmp') # safety check + shutil.rmtree(folder) + except: + self.fail("could not remove temp file") + + del self.manager + + # + # tests + # + + def test_detect_vpn(self): + # XXX review, not sure if captured all the logic + # while fixing. kali. + openvpn_connection = openvpnconnection.OpenVPNConnection() + + with patch.object(psutil, "process_iter") as mocked_psutil: + mocked_process = Mock() + mocked_process.name = "openvpn" + mocked_process.cmdline = ["openvpn", "-foo", "-bar", "-gaaz"] + mocked_psutil.return_value = [mocked_process] + with self.assertRaises(eipexceptions.OpenVPNAlreadyRunning): + openvpn_connection._check_if_running_instance() + + openvpn_connection._check_if_running_instance() + + @unittest.skipIf(_system == "Windows", "lin/mac only") + def test_lin_mac_default_init(self): + """ + check default host for management iface + """ + self.assertTrue(self.manager.host.startswith('/tmp/leap-tmp')) + self.assertEqual(self.manager.port, 'unix') + + @unittest.skipUnless(_system == "Windows", "win only") + def test_win_default_init(self): + """ + check default host for management iface + """ + # XXX should we make the platform specific switch + # here or in the vpn command string building? + self.assertEqual(self.manager.host, 'localhost') + self.assertEqual(self.manager.port, 7777) + + def test_port_types_init(self): + oldmanager = self.manager + self.manager = MockedOpenVPNConnection(port="42") + self.assertEqual(self.manager.port, 42) + self.manager = MockedOpenVPNConnection() + self.assertEqual(self.manager.port, "unix") + self.manager = MockedOpenVPNConnection(port="bad") + self.assertEqual(self.manager.port, None) + self.manager = oldmanager + + def test_uds_telnet_called_on_connect(self): + self.manager.connect_to_management() + mock_UDSTelnet.assert_called_with( + self.manager.host, + port=self.manager.port) + + @unittest.skip + def test_connect(self): + raise NotImplementedError + # XXX calls close + # calls UDSTelnet mock. + + # XXX + # tests to write: + # UDSTelnetTest (for real?) + # HAVE A LOOK AT CORE TESTS FOR TELNETLIB. + # very illustrative instead... + + # - raise MissingSocket + # - raise ConnectionRefusedError + # - test send command + # - tries connect + # - ... tries? + # - ... calls _seek_to_eof + # - ... read_until --> return value + # - ... + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/eip/udstelnet.py b/src/leap/eip/udstelnet.py new file mode 100644 index 00000000..18e927c2 --- /dev/null +++ b/src/leap/eip/udstelnet.py @@ -0,0 +1,38 @@ +import os +import socket +import telnetlib + +from leap.eip import exceptions as eip_exceptions + + +class UDSTelnet(telnetlib.Telnet): + """ + a telnet-alike class, that can listen + on unix domain sockets + """ + + def open(self, host, port=23, timeout=socket._GLOBAL_DEFAULT_TIMEOUT): + """Connect to a host. If port is 'unix', it + will open a connection over unix docmain sockets. + + The optional second argument is the port number, which + defaults to the standard telnet port (23). + + Don't try to reopen an already connected instance. + """ + self.eof = 0 + self.host = host + self.port = port + self.timeout = timeout + + if self.port == "unix": + # unix sockets spoken + if not os.path.exists(self.host): + raise eip_exceptions.MissingSocketError + self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) + try: + self.sock.connect(self.host) + except socket.error: + raise eip_exceptions.ConnectionRefusedError + else: + self.sock = socket.create_connection((host, port), timeout) diff --git a/src/leap/eip/vpnmanager.py b/src/leap/eip/vpnmanager.py deleted file mode 100644 index 78777cfb..00000000 --- a/src/leap/eip/vpnmanager.py +++ /dev/null @@ -1,262 +0,0 @@ -from __future__ import (print_function) -import logging -import os -import socket -import telnetlib -import time - -logger = logging.getLogger(name=__name__) - -TELNET_PORT = 23 - - -class MissingSocketError(Exception): - pass - - -class ConnectionRefusedError(Exception): - pass - - -class UDSTelnet(telnetlib.Telnet): - - def open(self, host, port=0, timeout=socket._GLOBAL_DEFAULT_TIMEOUT): - """Connect to a host. If port is 'unix', it - will open a connection over unix docmain sockets. - - The optional second argument is the port number, which - defaults to the standard telnet port (23). - - Don't try to reopen an already connected instance. - """ - self.eof = 0 - if not port: - port = TELNET_PORT - self.host = host - self.port = port - self.timeout = timeout - - if self.port == "unix": - # unix sockets spoken - if not os.path.exists(self.host): - raise MissingSocketError - self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) - try: - self.sock.connect(self.host) - except socket.error: - raise ConnectionRefusedError - else: - self.sock = socket.create_connection((host, port), timeout) - - -# this class based in code from cube-routed project - -class OpenVPNManager(object): - """ - Run commands over OpenVPN management interface - and parses the output. - """ - # XXX might need a lock to avoid - # race conditions here... - - def __init__(self, host="/tmp/.eip.sock", port="unix", password=None): - #XXX hardcoded host here. change. - self.host = host - if isinstance(port, str) and port.isdigit(): - port = int(port) - self.port = port - self.password = password - self.tn = None - - #XXX workaround for signaling - #the ui that we don't know how to - #manage a connection error - self.with_errors = False - - def forget_errors(self): - print('forgetting errors') - self.with_errors = False - - def connect(self): - """Connect to openvpn management interface""" - try: - self.close() - except: - #XXX don't like this general - #catch here. - pass - if self.connected(): - return True - self.tn = UDSTelnet(self.host, self.port) - - # XXX make password optional - # specially for win plat. we should generate - # the pass on the fly when invoking manager - # from conductor - - #self.tn.read_until('ENTER PASSWORD:', 2) - #self.tn.write(self.password + '\n') - #self.tn.read_until('SUCCESS:', 2) - - self._seek_to_eof() - self.forget_errors() - return True - - def _seek_to_eof(self): - """ - Read as much as available. Position seek pointer to end of stream - """ - b = self.tn.read_eager() - while b: - b = self.tn.read_eager() - - def connected(self): - """ - Returns True if connected - rtype: bool - """ - #return bool(getattr(self, 'tn', None)) - try: - assert self.tn - return True - except: - #XXX get rid of - #this pokemon exception!!! - return False - - def close(self, announce=True): - """ - Close connection to openvpn management interface - """ - if announce: - self.tn.write("quit\n") - self.tn.read_all() - self.tn.get_socket().close() - del self.tn - - def _send_command(self, cmd, tries=0): - """ - Send a command to openvpn and return response as list - """ - if tries > 3: - return [] - if not self.connected(): - try: - self.connect() - except MissingSocketError: - #XXX capture more helpful error - #messages - #pass - return self.make_error() - try: - self.tn.write(cmd + "\n") - except socket.error: - logger.error('socket error') - print('socket error!') - self.close(announce=False) - self._send_command(cmd, tries=tries + 1) - return [] - buf = self.tn.read_until(b"END", 2) - self._seek_to_eof() - blist = buf.split('\r\n') - if blist[-1].startswith('END'): - del blist[-1] - return blist - else: - return [] - - def _send_short_command(self, cmd): - """ - parse output from commands that are - delimited by "success" instead - """ - if not self.connected(): - self.connect() - self.tn.write(cmd + "\n") - # XXX not working? - buf = self.tn.read_until(b"SUCCESS", 2) - self._seek_to_eof() - blist = buf.split('\r\n') - return blist - - # - # useful vpn commands - # - - def pid(self): - #XXX broken - return self._send_short_command("pid") - - def make_error(self): - """ - capture error and wrap it in an - understandable format - """ - #XXX get helpful error codes - self.with_errors = True - now = int(time.time()) - return '%s,LAUNCHER ERROR,ERROR,-,-' % now - - def state(self): - """ - OpenVPN command: state - """ - state = self._send_command("state") - if not state: - return None - if isinstance(state, str): - return state - if isinstance(state, list): - if len(state) == 1: - return state[0] - else: - return state[-1] - - def status(self): - """ - OpenVPN command: status - """ - status = self._send_command("status") - return status - - def status2(self): - """ - OpenVPN command: last 2 statuses - """ - return self._send_command("status 2") - - # - # parse info - # - - def get_status_io(self): - status = self.status() - if isinstance(status, str): - lines = status.split('\n') - if isinstance(status, list): - lines = status - try: - (header, when, tun_read, tun_write, - tcp_read, tcp_write, auth_read) = tuple(lines) - except ValueError: - return None - - when_ts = time.strptime(when.split(',')[1], "%a %b %d %H:%M:%S %Y") - sep = ',' - # XXX cleanup! - tun_read = tun_read.split(sep)[1] - tun_write = tun_write.split(sep)[1] - tcp_read = tcp_read.split(sep)[1] - tcp_write = tcp_write.split(sep)[1] - auth_read = auth_read.split(sep)[1] - - # XXX this could be a named tuple. prettier. - return when_ts, (tun_read, tun_write, tcp_read, tcp_write, auth_read) - - def get_connection_state(self): - state = self.state() - if state is not None: - ts, status_step, ok, ip, remote = state.split(',') - ts = time.gmtime(float(ts)) - # XXX this could be a named tuple. prettier. - return ts, status_step, ok, ip, remote diff --git a/src/leap/eip/vpnwatcher.py b/src/leap/eip/vpnwatcher.py deleted file mode 100644 index 09bd5811..00000000 --- a/src/leap/eip/vpnwatcher.py +++ /dev/null @@ -1,169 +0,0 @@ -"""generic watcher object that keeps track of connection status""" -# This should be deprecated in favor of daemon mode + management -# interface. But we can leave it here for debug purposes. - - -class EIPConnectionStatus(object): - """ - Keep track of client (gui) and openvpn - states. - - These are the OpenVPN states: - CONNECTING -- OpenVPN's initial state. - WAIT -- (Client only) Waiting for initial response - from server. - AUTH -- (Client only) Authenticating with server. - GET_CONFIG -- (Client only) Downloading configuration options - from server. - ASSIGN_IP -- Assigning IP address to virtual network - interface. - ADD_ROUTES -- Adding routes to system. - CONNECTED -- Initialization Sequence Completed. - RECONNECTING -- A restart has occurred. - EXITING -- A graceful exit is in progress. - - We add some extra states: - - DISCONNECTED -- GUI initial state. - UNRECOVERABLE -- An unrecoverable error has been raised - while invoking openvpn service. - """ - CONNECTING = 1 - WAIT = 2 - AUTH = 3 - GET_CONFIG = 4 - ASSIGN_IP = 5 - ADD_ROUTES = 6 - CONNECTED = 7 - RECONNECTING = 8 - EXITING = 9 - - # gui specific states: - UNRECOVERABLE = 11 - DISCONNECTED = 0 - - def __init__(self, callbacks=None): - """ - EIPConnectionStatus is initialized with a tuple - of signals to be triggered. - :param callbacks: a tuple of (callable) observers - :type callbacks: tuple - """ - # (callbacks to connect to signals in Qt-land) - self.current = self.DISCONNECTED - self.previous = None - self.callbacks = callbacks - - def get_readable_status(self): - # XXX DRY status / labels a little bit. - # think we'll want to i18n this. - human_status = { - 0: 'disconnected', - 1: 'connecting', - 2: 'waiting', - 3: 'authenticating', - 4: 'getting config', - 5: 'assigning ip', - 6: 'adding routes', - 7: 'connected', - 8: 'reconnecting', - 9: 'exiting', - 11: 'unrecoverable error', - } - return human_status[self.current] - - def get_state_icon(self): - """ - returns the high level icon - for each fine-grain openvpn state - """ - connecting = (self.CONNECTING, - self.WAIT, - self.AUTH, - self.GET_CONFIG, - self.ASSIGN_IP, - self.ADD_ROUTES) - connected = (self.CONNECTED,) - disconnected = (self.DISCONNECTED, - self.UNRECOVERABLE) - - # this can be made smarter, - # but it's like it'll change, - # so +readability. - - if self.current in connecting: - return "connecting" - if self.current in connected: - return "connected" - if self.current in disconnected: - return "disconnected" - - def set_vpn_state(self, status): - """ - accepts a state string from the management - interface, and sets the internal state. - :param status: openvpn STATE (uppercase). - :type status: str - """ - if hasattr(self, status): - self.change_to(getattr(self, status)) - - def set_current(self, to): - """ - setter for the 'current' property - :param to: destination state - :type to: int - """ - self.current = to - - def change_to(self, to): - """ - :param to: destination state - :type to: int - """ - if to == self.current: - return - changed = False - from_ = self.current - self.current = to - - # We can add transition restrictions - # here to ensure no transitions are - # allowed outside the fsm. - - self.set_current(to) - changed = True - - #trigger signals (as callbacks) - #print('current state: %s' % self.current) - if changed: - self.previous = from_ - if self.callbacks: - for cb in self.callbacks: - if callable(cb): - cb(self) - - -def status_watcher(cs, line): - """ - a wrapper that calls to ConnectionStatus object - :param cs: a EIPConnectionStatus instance - :type cs: EIPConnectionStatus object - :param line: a single line of the watched output - :type line: str - """ - #print('status watcher watching') - - # from the mullvad code, should watch for - # things like: - # "Initialization Sequence Completed" - # "With Errors" - # "Tap-Win32" - - if "Completed" in line: - cs.change_to(cs.CONNECTED) - return - - if "Initial packet from" in line: - cs.change_to(cs.CONNECTING) - return diff --git a/src/leap/gui/__init__.py b/src/leap/gui/__init__.py index e69de29b..804bfbc1 100644 --- a/src/leap/gui/__init__.py +++ b/src/leap/gui/__init__.py @@ -0,0 +1,11 @@ +try: + import sip + sip.setapi('QString', 2) + sip.setapi('QVariant', 2) +except ValueError: + pass + +import firstrun +import firstrun.wizard + +__all__ = ['firstrun', 'firstrun.wizard'] diff --git a/src/leap/gui/constants.py b/src/leap/gui/constants.py new file mode 100644 index 00000000..07077293 --- /dev/null +++ b/src/leap/gui/constants.py @@ -0,0 +1,14 @@ +import time + +APP_LOGO = ':/images/leap-color-small.png' +APP_WATERMARK = ':/images/watermark.png' + +# bare is the username portion of a JID +# full includes the "at" and some extra chars +# that can be allowed for fqdn + +BARE_USERNAME_REGEX = r"^[A-Za-z\d_]+$" +FULL_USERNAME_REGEX = r"^[A-Za-z\d_@.-]+$" + +GUI_PAUSE_FOR_USER_SECONDS = 1 +pause_for_user = lambda: time.sleep(GUI_PAUSE_FOR_USER_SECONDS) diff --git a/src/leap/gui/firstrun/__init__.py b/src/leap/gui/firstrun/__init__.py new file mode 100644 index 00000000..d802fa1f --- /dev/null +++ b/src/leap/gui/firstrun/__init__.py @@ -0,0 +1,28 @@ +try: + import sip + sip.setapi('QString', 2) + sip.setapi('QVariant', 2) +except ValueError: + pass + +import intro +import connect +import last +import login +import mixins +import providerinfo +import providerselect +import providersetup +import register + +__all__ = [ + 'intro', + 'connect', + 'last', + 'login', + 'mixins', + 'providerinfo', + 'providerselect', + 'providersetup', + 'register', +] # ,'wizard'] diff --git a/src/leap/gui/firstrun/connect.py b/src/leap/gui/firstrun/connect.py new file mode 100644 index 00000000..209174a1 --- /dev/null +++ b/src/leap/gui/firstrun/connect.py @@ -0,0 +1,218 @@ +""" +Provider Setup Validation Page, +used in First Run Wizard +""" +import logging + +from PyQt4 import QtGui + +#import requests + +from leap.gui.progress import ValidationPage +from leap.util.web import get_https_domain_and_port + +from leap.base import auth +from leap.gui.constants import APP_LOGO, APP_WATERMARK + +logger = logging.getLogger(__name__) + + +class ConnectionPage(ValidationPage): + + def __init__(self, parent=None): + super(ConnectionPage, self).__init__(parent) + self.current_page = "connect" + + title = self.tr("Connecting...") + subtitle = self.tr("Setting up a encrypted " + "connection with the provider") + + self.setTitle(title) + self.setSubTitle(subtitle) + + self.setPixmap( + QtGui.QWizard.WatermarkPixmap, + QtGui.QPixmap(APP_WATERMARK)) + + self.setPixmap( + QtGui.QWizard.LogoPixmap, + QtGui.QPixmap(APP_LOGO)) + + def _do_checks(self, update_signal=None): + """ + executes actual checks in a separate thread + + we initialize the srp protocol register + and try to register user. + """ + wizard = self.wizard() + full_domain = self.field('provider_domain') + domain, port = get_https_domain_and_port(full_domain) + + pconfig = wizard.eipconfigchecker(domain=domain) + # this should be persisted... + pconfig.defaultprovider.load() + pconfig.set_api_domain() + + pCertChecker = wizard.providercertchecker( + domain=domain) + pCertChecker.set_api_domain(pconfig.apidomain) + + ########################################### + # Set Credentials. + # username and password are in different fields + # if they were stored in log_in or sign_up pages. + from_login = wizard.from_login + + unamek_base = 'userName' + passwk_base = 'userPassword' + unamek = 'login_%s' % unamek_base if from_login else unamek_base + passwk = 'login_%s' % passwk_base if from_login else passwk_base + + username = self.field(unamek) + password = self.field(passwk) + credentials = username, password + + yield(("head_sentinel", 0), lambda: None) + + ################################################## + # 1) fetching eip service config + ################################################## + def fetcheipconf(): + try: + pconfig.fetch_eip_service_config() + + # XXX get specific exception + except Exception as exc: + return self.fail(exc.message) + + yield((self.tr("Getting EIP configuration files"), 40), + fetcheipconf) + + ################################################## + # 2) getting client certificate + ################################################## + + def fetcheipcert(): + try: + downloaded = pCertChecker.download_new_client_cert( + credentials=credentials) + if not downloaded: + logger.error('Could not download client cert') + return False + + except auth.SRPAuthenticationError as exc: + return self.fail(self.tr( + "Authentication error: %s" % exc.message)) + + except Exception as exc: + return self.fail(exc.message) + else: + return True + + yield((self.tr("Getting EIP certificate"), 80), + fetcheipcert) + + ################ + # end ! + ################ + self.set_done() + yield(("end_sentinel", 100), lambda: None) + + def on_checks_validation_ready(self): + """ + called after _do_checks has finished + (connected to checker thread finished signal) + """ + # here we go! :) + if self.is_done(): + nextbutton = self.wizard().button(QtGui.QWizard.NextButton) + nextbutton.setFocus() + + full_domain = self.field('provider_domain') + domain, port = get_https_domain_and_port(full_domain) + _domain = u"%s:%s" % ( + domain, port) if port != 443 else unicode(domain) + self.run_eip_checks_for_provider_and_connect(_domain) + + def run_eip_checks_for_provider_and_connect(self, domain): + wizard = self.wizard() + conductor = wizard.conductor + start_eip_signal = getattr( + wizard, + 'start_eipconnection_signal', None) + + if conductor: + conductor.set_provider_domain(domain) + # we could run some of the checks to be + # sure everything is in order, but + # I see no point in doing it, we assume + # we've gone thru all checks during the wizard. + #conductor.run_checks() + #self.conductor = conductor + #errors = self.eip_error_check() + #if not errors and start_eip_signal: + if start_eip_signal: + start_eip_signal.emit() + + else: + logger.warning( + "No conductor found. This means that " + "probably the wizard has been launched " + "in an stand-alone way.") + + self.set_done() + + #def eip_error_check(self): + #""" + #a version of the main app error checker, + #but integrated within the connecting page of the wizard. + #consumes the conductor error queue. + #pops errors, and add those to the wizard page + #""" + # TODO handle errors. + # We should redirect them to the log viewer + # with a brief message. + # XXX move to LAST PAGE instead. + #logger.debug('eip error check from connecting page') + #errq = self.conductor.error_queue + + #def _do_validation(self): + #""" + #called after _do_checks has finished + #(connected to checker thread finished signal) + #""" + #from_login = self.wizard().from_login + #prevpage = "login" if from_login else "signup" + + #wizard = self.wizard() + #if self.errors: + #logger.debug('going back with errors') + #logger.error(self.errors) + #name, first_error = self.pop_first_error() + #wizard.set_validation_error( + #prevpage, + #first_error) + #self.go_back() + + def nextId(self): + wizard = self.wizard() + return wizard.get_page_index('lastpage') + + def initializePage(self): + super(ConnectionPage, self).initializePage() + self.set_undone() + cancelbutton = self.wizard().button(QtGui.QWizard.CancelButton) + cancelbutton.hide() + self.completeChanged.emit() + + wizard = self.wizard() + eip_statuschange_signal = wizard.eip_statuschange_signal + if eip_statuschange_signal: + eip_statuschange_signal.connect( + lambda status: self.send_status( + status)) + + def send_status(self, status): + wizard = self.wizard() + wizard.openvpn_status.append(status) diff --git a/src/leap/gui/firstrun/constants.py b/src/leap/gui/firstrun/constants.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/src/leap/gui/firstrun/constants.py diff --git a/src/leap/gui/firstrun/intro.py b/src/leap/gui/firstrun/intro.py new file mode 100644 index 00000000..8e5014e6 --- /dev/null +++ b/src/leap/gui/firstrun/intro.py @@ -0,0 +1,68 @@ +""" +Intro page used in first run wizard +""" + +from PyQt4 import QtGui + +from leap.gui.constants import APP_LOGO, APP_WATERMARK + + +class IntroPage(QtGui.QWizardPage): + def __init__(self, parent=None): + super(IntroPage, self).__init__(parent) + + self.setTitle(self.tr("First run wizard")) + + self.setPixmap( + QtGui.QWizard.WatermarkPixmap, + QtGui.QPixmap(APP_WATERMARK)) + + self.setPixmap( + QtGui.QWizard.LogoPixmap, + QtGui.QPixmap(APP_LOGO)) + + label = QtGui.QLabel(self.tr( + "Now we will guide you through " + "some configuration that is needed before you " + "can connect for the first time.<br><br>" + "If you ever need to modify these options again, " + "you can find the wizard in the '<i>Settings</i>' menu from the " + "main window.<br><br>" + "Do you want to <b>sign up</b> for a new account, or <b>log " + "in</b> with an already existing username?<br>")) + label.setWordWrap(True) + + radiobuttonGroup = QtGui.QGroupBox() + + self.sign_up = QtGui.QRadioButton( + self.tr("Sign up for a new account")) + self.sign_up.setChecked(True) + self.log_in = QtGui.QRadioButton( + self.tr("Log In with my credentials")) + + radiobLayout = QtGui.QVBoxLayout() + radiobLayout.addWidget(self.sign_up) + radiobLayout.addWidget(self.log_in) + radiobuttonGroup.setLayout(radiobLayout) + + layout = QtGui.QVBoxLayout() + layout.addWidget(label) + layout.addWidget(radiobuttonGroup) + self.setLayout(layout) + + #self.registerField('is_signup', self.sign_up) + + def validatePage(self): + return True + + def nextId(self): + """ + returns next id + in a non-linear wizard + """ + if self.sign_up.isChecked(): + next_ = 'providerselection' + if self.log_in.isChecked(): + next_ = 'login' + wizard = self.wizard() + return wizard.get_page_index(next_) diff --git a/src/leap/gui/firstrun/last.py b/src/leap/gui/firstrun/last.py new file mode 100644 index 00000000..6a01ba34 --- /dev/null +++ b/src/leap/gui/firstrun/last.py @@ -0,0 +1,119 @@ +""" +Last Page, used in First Run Wizard +""" +import logging + +from PyQt4 import QtGui + +from leap.util.coroutines import coroutine +from leap.gui.constants import APP_LOGO, APP_WATERMARK + +logger = logging.getLogger(__name__) + + +class LastPage(QtGui.QWizardPage): + def __init__(self, parent=None): + super(LastPage, self).__init__(parent) + + self.setTitle(self.tr( + "Connecting to Encrypted Internet Proxy service...")) + + self.setPixmap( + QtGui.QWizard.WatermarkPixmap, + QtGui.QPixmap(APP_WATERMARK)) + + self.setPixmap( + QtGui.QWizard.LogoPixmap, + QtGui.QPixmap(APP_LOGO)) + + self.label = QtGui.QLabel() + self.label.setWordWrap(True) + + self.wizard_done = False + + # XXX REFACTOR to a Validating Page... + self.status_line_1 = QtGui.QLabel() + self.status_line_2 = QtGui.QLabel() + self.status_line_3 = QtGui.QLabel() + self.status_line_4 = QtGui.QLabel() + self.status_line_5 = QtGui.QLabel() + + layout = QtGui.QVBoxLayout() + layout.addWidget(self.label) + + # make loop + layout.addWidget(self.status_line_1) + layout.addWidget(self.status_line_2) + layout.addWidget(self.status_line_3) + layout.addWidget(self.status_line_4) + layout.addWidget(self.status_line_5) + + self.setLayout(layout) + + def isComplete(self): + return self.wizard_done + + def set_status_line(self, line, status): + statusline = getattr(self, 'status_line_%s' % line) + if statusline: + statusline.setText(status) + + def set_finished_status(self): + self.setTitle(self.tr('You are now using an encrypted connection!')) + finishText = self.wizard().buttonText( + QtGui.QWizard.FinishButton) + finishText = finishText.replace('&', '') + self.label.setText(self.tr( + "Click '<i>%s</i>' to end the wizard and " + "save your settings." % finishText)) + self.wizard_done = True + self.completeChanged.emit() + + @coroutine + def eip_status_handler(self): + # XXX this can be changed to use + # signals. See progress.py + logger.debug('logging status in last page') + self.validation_done = False + status_count = 1 + try: + while True: + status = (yield) + status_count += 1 + # XXX add to line... + logger.debug('status --> %s', status) + self.set_status_line(status_count, status) + if status == "connected": + self.set_finished_status() + self.completeChanged.emit() + break + self.completeChanged.emit() + except GeneratorExit: + pass + except StopIteration: + pass + + def initializePage(self): + super(LastPage, self).initializePage() + wizard = self.wizard() + wizard.button(QtGui.QWizard.FinishButton).setDisabled(True) + + handler = self.eip_status_handler() + + # get statuses done in prev page + for st in wizard.openvpn_status: + self.send_status(handler.send, st) + + # bind signal for events yet to come + eip_statuschange_signal = wizard.eip_statuschange_signal + if eip_statuschange_signal: + eip_statuschange_signal.connect( + lambda status: self.send_status( + handler.send, status)) + self.completeChanged.emit() + + def send_status(self, cb, status): + try: + cb(status) + except StopIteration: + pass diff --git a/src/leap/gui/firstrun/login.py b/src/leap/gui/firstrun/login.py new file mode 100644 index 00000000..1efceaa9 --- /dev/null +++ b/src/leap/gui/firstrun/login.py @@ -0,0 +1,336 @@ +""" +LogIn Page, used inf First Run Wizard +""" +from PyQt4 import QtCore +from PyQt4 import QtGui + +import requests + +from leap.base import auth +from leap.gui.firstrun.mixins import UserFormMixIn +from leap.gui.progress import InlineValidationPage +from leap.gui import styles + +from leap.gui.constants import APP_LOGO, APP_WATERMARK, FULL_USERNAME_REGEX + + +class LogInPage(InlineValidationPage, UserFormMixIn): # InlineValidationPage + + def __init__(self, parent=None): + + super(LogInPage, self).__init__(parent) + self.current_page = "login" + + self.setTitle(self.tr("Log In")) + self.setSubTitle(self.tr("Log in with your credentials")) + self.current_page = "login" + + self.setPixmap( + QtGui.QWizard.WatermarkPixmap, + QtGui.QPixmap(APP_WATERMARK)) + + self.setPixmap( + QtGui.QWizard.LogoPixmap, + QtGui.QPixmap(APP_LOGO)) + + self.setupSteps() + self.setupUI() + + self.do_confirm_next = False + + def setupUI(self): + userNameLabel = QtGui.QLabel(self.tr("User &name:")) + userNameLineEdit = QtGui.QLineEdit() + userNameLineEdit.cursorPositionChanged.connect( + self.reset_validation_status) + userNameLabel.setBuddy(userNameLineEdit) + + # let's add regex validator + usernameRe = QtCore.QRegExp(FULL_USERNAME_REGEX) + userNameLineEdit.setValidator( + QtGui.QRegExpValidator(usernameRe, self)) + + #userNameLineEdit.setPlaceholderText( + #'username@provider.example.org') + self.userNameLineEdit = userNameLineEdit + + userPasswordLabel = QtGui.QLabel(self.tr("&Password:")) + self.userPasswordLineEdit = QtGui.QLineEdit() + self.userPasswordLineEdit.setEchoMode( + QtGui.QLineEdit.Password) + userPasswordLabel.setBuddy(self.userPasswordLineEdit) + + self.registerField('login_userName*', self.userNameLineEdit) + self.registerField('login_userPassword*', self.userPasswordLineEdit) + + layout = QtGui.QGridLayout() + layout.setColumnMinimumWidth(0, 20) + + validationMsg = QtGui.QLabel("") + validationMsg.setStyleSheet(styles.ErrorLabelStyleSheet) + self.validationMsg = validationMsg + + layout.addWidget(validationMsg, 0, 3) + layout.addWidget(userNameLabel, 1, 0) + layout.addWidget(self.userNameLineEdit, 1, 3) + layout.addWidget(userPasswordLabel, 2, 0) + layout.addWidget(self.userPasswordLineEdit, 2, 3) + + # add validation frame + self.setupValidationFrame() + layout.addWidget(self.valFrame, 4, 2, 4, 2) + self.valFrame.hide() + + self.nextText(self.tr("Log in")) + self.setLayout(layout) + + #self.registerField('is_login_wizard') + + # actual checks + + def _do_checks(self): + + full_username = self.userNameLineEdit.text() + ########################### + # 0) check user@domain form + ########################### + + def checkusername(): + if full_username.count('@') != 1: + return self.fail( + self.tr( + "Username must be in the username@provider form.")) + else: + return True + + yield(("head_sentinel", 0), checkusername) + + username, domain = full_username.split('@') + password = self.userPasswordLineEdit.text() + + # We try a call to an authenticated + # page here as a mean to catch + # srp authentication errors while + wizard = self.wizard() + eipconfigchecker = wizard.eipconfigchecker(domain=domain) + + ######################## + # 1) try name resolution + ######################## + # show the frame before going on... + QtCore.QMetaObject.invokeMethod( + self, "showStepsFrame") + + # Able to contact domain? + # can get definition? + # two-by-one + def resolvedomain(): + try: + eipconfigchecker.fetch_definition(domain=domain) + + # we're using requests here for all + # the possible error cases that it catches. + except requests.exceptions.ConnectionError as exc: + return self.fail(exc.message[1]) + except requests.exceptions.HTTPError as exc: + return self.fail(exc.message) + except Exception as exc: + # XXX get catchall error msg + return self.fail( + exc.message) + else: + return True + + yield((self.tr("Resolving domain name"), 20), resolvedomain) + + wizard.set_providerconfig( + eipconfigchecker.defaultprovider.config) + + ######################## + # 2) do authentication + ######################## + credentials = username, password + pCertChecker = wizard.providercertchecker( + domain=domain) + + def validate_credentials(): + ################# + # FIXME #BUG #638 + verify = False + + try: + pCertChecker.download_new_client_cert( + credentials=credentials, + verify=verify) + + except auth.SRPAuthenticationError as exc: + return self.fail( + self.tr("Authentication error: %s" % exc.message)) + + except Exception as exc: + return self.fail(exc.message) + + else: + return True + + yield(('Validating credentials', 60), validate_credentials) + + self.set_done() + yield(("end_sentinel", 100), lambda: None) + + def green_validation_status(self): + val = self.validationMsg + val.setText(self.tr('Credentials validated.')) + val.setStyleSheet(styles.GreenLineEdit) + + def on_checks_validation_ready(self): + """ + after checks + """ + if self.is_done(): + self.disableFields() + self.cleanup_errormsg() + self.clean_wizard_errors(self.current_page) + # make the user confirm the transition + # to next page. + self.nextText('&Next') + self.nextFocus() + self.green_validation_status() + self.do_confirm_next = True + + # ui update + + def nextText(self, text): + self.setButtonText( + QtGui.QWizard.NextButton, text) + + def nextFocus(self): + self.wizard().button( + QtGui.QWizard.NextButton).setFocus() + + def disableNextButton(self): + self.wizard().button( + QtGui.QWizard.NextButton).setDisabled(True) + + def onUserNamePositionChanged(self, *args): + if self.initial_username_sample: + self.userNameLineEdit.setText('') + # XXX set regular color + self.initial_username_sample = None + + def onUserNameTextChanged(self, *args): + if self.initial_username_sample: + k = args[0][-1] + self.initial_username_sample = None + self.userNameLineEdit.setText(k) + + def disableFields(self): + for field in (self.userNameLineEdit, + self.userPasswordLineEdit): + field.setDisabled(True) + + def populateErrors(self): + # XXX could move this to ValidationMixin + # used in providerselect and register too + + errors = self.wizard().get_validation_error( + self.current_page) + showerr = self.validationMsg.setText + + if errors: + bad_str = getattr(self, 'bad_string', None) + cur_str = self.userNameLineEdit.text() + + if bad_str is None: + # first time we fall here. + # save the current bad_string value + self.bad_string = cur_str + showerr(errors) + else: + # not the first time + if cur_str == bad_str: + showerr(errors) + else: + self.focused_field = False + showerr('') + + def cleanup_errormsg(self): + """ + we reset bad_string to None + should be called before leaving the page + """ + self.bad_string = None + + def paintEvent(self, event): + """ + we hook our populate errors + on paintEvent because we need it to catch + when user enters the page coming from next, + and initializePage does not cover that case. + Maybe there's a better event to hook upon. + """ + super(LogInPage, self).paintEvent(event) + self.populateErrors() + + def set_prevalidation_error(self, error): + self.prevalidation_error = error + + # pagewizard methods + + def nextId(self): + wizard = self.wizard() + if not wizard: + return + if wizard.is_provider_setup is False: + next_ = 'providersetupvalidation' + if wizard.is_provider_setup is True: + # XXX bad name, ok, gonna change that + next_ = 'signupvalidation' + return wizard.get_page_index(next_) + + def initializePage(self): + super(LogInPage, self).initializePage() + username = self.userNameLineEdit + username.setText('username@provider.example.org') + username.cursorPositionChanged.connect( + self.onUserNamePositionChanged) + username.textChanged.connect( + self.onUserNameTextChanged) + self.initial_username_sample = True + self.validationMsg.setText('') + self.valFrame.hide() + + def reset_validation_status(self): + """ + empty the validation msg + and clean the inline validation widget. + """ + self.validationMsg.setText('') + self.steps.removeAllSteps() + self.clearTable() + + def validatePage(self): + """ + if not register done, do checks. + if done, wait for click. + """ + self.disableNextButton() + self.cleanup_errormsg() + self.clean_wizard_errors(self.current_page) + + if self.do_confirm_next: + full_username = self.userNameLineEdit.text() + password = self.userPasswordLineEdit.text() + username, domain = full_username.split('@') + self.setField('provider_domain', domain) + self.setField('login_userName', username) + self.setField('login_userPassword', password) + self.wizard().from_login = True + + return True + + if not self.is_done(): + self.reset_validation_status() + self.do_checks() + + return self.is_done() diff --git a/src/leap/gui/firstrun/mixins.py b/src/leap/gui/firstrun/mixins.py new file mode 100644 index 00000000..c4731893 --- /dev/null +++ b/src/leap/gui/firstrun/mixins.py @@ -0,0 +1,18 @@ +""" +mixins used in First Run Wizard +""" + + +class UserFormMixIn(object): + + def reset_validation_status(self): + """ + empty the validation msg + """ + self.validationMsg.setText('') + + def set_validation_status(self, msg): + """ + set generic validation status + """ + self.validationMsg.setText(msg) diff --git a/src/leap/gui/firstrun/providerinfo.py b/src/leap/gui/firstrun/providerinfo.py new file mode 100644 index 00000000..3385e9e7 --- /dev/null +++ b/src/leap/gui/firstrun/providerinfo.py @@ -0,0 +1,110 @@ +""" +Provider Info Page, used in First run Wizard +""" +import logging + +from PyQt4 import QtGui + +from leap.gui.constants import APP_LOGO, APP_WATERMARK +from leap.util.translations import translate + +logger = logging.getLogger(__name__) + + +class ProviderInfoPage(QtGui.QWizardPage): + + def __init__(self, parent=None): + super(ProviderInfoPage, self).__init__(parent) + + self.setTitle(self.tr("Provider Information")) + self.setSubTitle(self.tr( + "Services offered by this provider")) + + self.setPixmap( + QtGui.QWizard.WatermarkPixmap, + QtGui.QPixmap(APP_WATERMARK)) + + self.setPixmap( + QtGui.QWizard.LogoPixmap, + QtGui.QPixmap(APP_LOGO)) + + self.create_info_panel() + + def create_info_panel(self): + # Use stacked widget instead + # of reparenting the layout. + + infoWidget = QtGui.QStackedWidget() + + info = QtGui.QWidget() + layout = QtGui.QVBoxLayout() + + displayName = QtGui.QLabel("") + description = QtGui.QLabel("") + enrollment_policy = QtGui.QLabel("") + + # XXX set stylesheet... + # prettify a little bit. + # bigger fonts and so on... + + # We could use a QFrame here + + layout.addWidget(displayName) + layout.addWidget(description) + layout.addWidget(enrollment_policy) + layout.addStretch(1) + + info.setLayout(layout) + infoWidget.addWidget(info) + + pageLayout = QtGui.QVBoxLayout() + pageLayout.addWidget(infoWidget) + self.setLayout(pageLayout) + + # add refs to self to allow for + # updates. + # Watch out! Have to get rid of these references! + # this should be better handled with signals !! + self.displayName = displayName + self.description = description + self.description.setWordWrap(True) + self.enrollment_policy = enrollment_policy + + def show_provider_info(self): + + # XXX get multilingual objects + # directly from the config object + + lang = "en" + pconfig = self.wizard().providerconfig + + dn = pconfig.get('name') + display_name = dn[lang] if dn else '' + domain_name = self.field('provider_domain') + + self.displayName.setText( + "<b>%s</b> https://%s" % (display_name, domain_name)) + + desc = pconfig.get('description') + + #description_text = desc[lang] if desc else '' + description_text = translate(desc) if desc else '' + + self.description.setText( + "<i>%s</i>" % description_text) + + # XXX should translate this... + enroll = pconfig.get('enrollment_policy') + if enroll: + self.enrollment_policy.setText( + '<b>%s</b>: <em>%s</em>' % ( + self.tr('enrollment policy'), + enroll)) + + def nextId(self): + wizard = self.wizard() + next_ = "providersetupvalidation" + return wizard.get_page_index(next_) + + def initializePage(self): + self.show_provider_info() diff --git a/src/leap/gui/firstrun/providerselect.py b/src/leap/gui/firstrun/providerselect.py new file mode 100644 index 00000000..36bb4510 --- /dev/null +++ b/src/leap/gui/firstrun/providerselect.py @@ -0,0 +1,475 @@ +""" +Select Provider Page, used in First Run Wizard +""" +import logging + +import requests + +from PyQt4 import QtCore +from PyQt4 import QtGui + +from leap.base import exceptions as baseexceptions +#from leap.crypto import certs +from leap.eip import exceptions as eipexceptions +from leap.gui.progress import InlineValidationPage +from leap.gui import styles +from leap.gui.utils import delay +from leap.util.web import get_https_domain_and_port + +from leap.gui.constants import APP_LOGO, APP_WATERMARK + +logger = logging.getLogger(__name__) + + +class SelectProviderPage(InlineValidationPage): + + launchChecks = QtCore.pyqtSignal() + + def __init__(self, parent=None, providers=None): + super(SelectProviderPage, self).__init__(parent) + self.current_page = 'providerselection' + + self.setTitle(self.tr("Enter Provider")) + self.setSubTitle(self.tr( + "Please enter the domain of the provider you want " + "to use for your connection") + ) + self.setPixmap( + QtGui.QWizard.WatermarkPixmap, + QtGui.QPixmap(APP_WATERMARK)) + + self.setPixmap( + QtGui.QWizard.LogoPixmap, + QtGui.QPixmap(APP_LOGO)) + + self.did_cert_check = False + + self.done = False + + self.setupSteps() + self.setupUI() + + self.launchChecks.connect( + self.launch_checks) + + self.providerNameEdit.editingFinished.connect( + lambda: self.providerCheckButton.setFocus(True)) + + def setupUI(self): + """ + initializes the UI + """ + providerNameLabel = QtGui.QLabel("h&ttps://") + # note that we expect the bare domain name + # we will add the scheme later + providerNameEdit = QtGui.QLineEdit() + providerNameEdit.cursorPositionChanged.connect( + self.reset_validation_status) + providerNameLabel.setBuddy(providerNameEdit) + + # add regex validator + providerDomainRe = QtCore.QRegExp(r"^[a-z1-9_\-\.]+$") + providerNameEdit.setValidator( + QtGui.QRegExpValidator(providerDomainRe, self)) + self.providerNameEdit = providerNameEdit + + # Eventually we will seed a list of + # well known providers here. + + #providercombo = QtGui.QComboBox() + #if providers: + #for provider in providers: + #providercombo.addItem(provider) + #providerNameSelect = providercombo + + self.registerField("provider_domain*", self.providerNameEdit) + #self.registerField('provider_name_index', providerNameSelect) + + validationMsg = QtGui.QLabel("") + validationMsg.setStyleSheet(styles.ErrorLabelStyleSheet) + self.validationMsg = validationMsg + providerCheckButton = QtGui.QPushButton(self.tr("chec&k!")) + self.providerCheckButton = providerCheckButton + + # cert info + + # this is used in the callback + # for the checkbox changes. + # tricky, since the first time came + # from the exception message. + # should get string from exception too! + self.bad_cert_status = self.tr( + "Server certificate could not be verified.") + + self.certInfo = QtGui.QLabel("") + self.certInfo.setWordWrap(True) + self.certWarning = QtGui.QLabel("") + self.trustProviderCertCheckBox = QtGui.QCheckBox( + self.tr("&Trust this provider certificate.")) + + self.trustProviderCertCheckBox.stateChanged.connect( + self.onTrustCheckChanged) + self.providerNameEdit.textChanged.connect( + self.onProviderChanged) + self.providerCheckButton.clicked.connect( + self.onCheckButtonClicked) + + layout = QtGui.QGridLayout() + layout.addWidget(validationMsg, 0, 2) + layout.addWidget(providerNameLabel, 1, 1) + layout.addWidget(providerNameEdit, 1, 2) + layout.addWidget(providerCheckButton, 1, 3) + + # add certinfo group + # XXX not shown now. should move to validation box. + #layout.addWidget(certinfoGroup, 4, 1, 4, 2) + #self.certinfoGroup = certinfoGroup + #self.certinfoGroup.hide() + + # add validation frame + self.setupValidationFrame() + layout.addWidget(self.valFrame, 4, 2, 4, 2) + self.valFrame.hide() + + self.setLayout(layout) + + # certinfo + + def setupCertInfoGroup(self): # pragma: no cover + # XXX not used now. + certinfoGroup = QtGui.QGroupBox( + self.tr("Certificate validation")) + certinfoLayout = QtGui.QVBoxLayout() + certinfoLayout.addWidget(self.certInfo) + certinfoLayout.addWidget(self.certWarning) + certinfoLayout.addWidget(self.trustProviderCertCheckBox) + certinfoGroup.setLayout(certinfoLayout) + self.certinfoGroup = self.certinfoGroup + + # progress frame + + def setupValidationFrame(self): + qframe = QtGui.QFrame + valFrame = qframe() + valFrame.setFrameStyle(qframe.NoFrame) + valframeLayout = QtGui.QVBoxLayout() + zeros = (0, 0, 0, 0) + valframeLayout.setContentsMargins(*zeros) + + valframeLayout.addWidget(self.stepsTableWidget) + valFrame.setLayout(valframeLayout) + self.valFrame = valFrame + + @QtCore.pyqtSlot() + def onDisableCheckButton(self): + #print 'CHECK BUTTON DISABLED!!!' + self.providerCheckButton.setDisabled(True) + + @QtCore.pyqtSlot() + def launch_checks(self): + self.do_checks() + + def onCheckButtonClicked(self): + QtCore.QMetaObject.invokeMethod( + self, "onDisableCheckButton") + + QtCore.QMetaObject.invokeMethod( + self, "showStepsFrame") + + delay(self, "launch_checks") + + def _do_checks(self): + """ + generator that yields actual checks + that are executed in a separate thread + """ + + wizard = self.wizard() + full_domain = self.providerNameEdit.text() + + # we check if we have a port in the domain string. + domain, port = get_https_domain_and_port(full_domain) + _domain = u"%s:%s" % (domain, port) if port != 443 else unicode(domain) + + netchecker = wizard.netchecker() + providercertchecker = wizard.providercertchecker() + eipconfigchecker = wizard.eipconfigchecker(domain=_domain) + + yield(("head_sentinel", 0), lambda: None) + + ######################## + # 1) try name resolution + ######################## + + def namecheck(): + """ + in which we check if + we are able to name resolve + this domain + """ + try: + #import ipdb;ipdb.set_trace() + netchecker.check_name_resolution( + domain) + + except baseexceptions.LeapException as exc: + logger.error(exc.message) + return self.fail(exc.usermessage) + + except Exception as exc: + return self.fail(exc.message) + + else: + return True + + logger.debug('checking name resolution') + yield((self.tr("Checking if it is a valid provider"), 20), namecheck) + + ######################### + # 2) try https connection + ######################### + + def httpscheck(): + """ + in which we check + if the provider + is offering service over + https + """ + try: + providercertchecker.is_https_working( + "https://%s" % _domain, + verify=True) + + except eipexceptions.HttpsBadCertError as exc: + logger.debug('exception') + return self.fail(exc.usermessage) + # XXX skipping for now... + ############################################## + # We had this validation logic + # in the provider selection page before + ############################################## + #if self.trustProviderCertCheckBox.isChecked(): + #pass + #else: + #fingerprint = certs.get_cert_fingerprint( + #domain=domain, sep=" ") + + # it's ok if we've trusted this fgprt before + #trustedcrts = wizard.trusted_certs + #if trustedcrts and \ + # fingerprint.replace(' ', '') in trustedcrts: + #pass + #else: + # let your user face panick :P + #self.add_cert_info(fingerprint) + #self.did_cert_check = True + #self.completeChanged.emit() + #return False + + except baseexceptions.LeapException as exc: + return self.fail(exc.usermessage) + + except Exception as exc: + return self.fail(exc.message) + + else: + return True + + logger.debug('checking https connection') + yield((self.tr("Checking for a secure connection"), 40), httpscheck) + + ################################## + # 3) try download provider info... + ################################## + + def fetchinfo(): + try: + # XXX we already set _domain in the initialization + # so it should not be needed here. + eipconfigchecker.fetch_definition(domain=_domain) + wizard.set_providerconfig( + eipconfigchecker.defaultprovider.config) + except requests.exceptions.SSLError: + return self.fail(self.tr( + "Could not get info from provider.")) + except requests.exceptions.ConnectionError: + return self.fail(self.tr( + "Could not download provider info " + "(refused conn.).")) + + except Exception as exc: + return self.fail( + self.tr(exc.message)) + else: + return True + + yield((self.tr("Getting info from the provider"), 80), fetchinfo) + + # done! + + self.done = True + yield(("end_sentinel", 100), lambda: None) + + def on_checks_validation_ready(self): + """ + called after _do_checks has finished. + """ + self.domain_checked = True + self.completeChanged.emit() + # let's set focus... + if self.is_done(): + self.wizard().clean_validation_error(self.current_page) + nextbutton = self.wizard().button(QtGui.QWizard.NextButton) + nextbutton.setFocus() + else: + self.providerNameEdit.setFocus() + + # cert trust verification + # (disabled for now) + + def is_insecure_cert_trusted(self): + return self.trustProviderCertCheckBox.isChecked() + + def onTrustCheckChanged(self, state): # pragma: no cover XXX + checked = False + if state == 2: + checked = True + + if checked: + self.reset_validation_status() + else: + self.set_validation_status(self.bad_cert_status) + + # trigger signal to redraw next button + self.completeChanged.emit() + + def add_cert_info(self, certinfo): # pragma: no cover XXX + self.certWarning.setText( + self.tr("Do you want to <b>trust this provider certificate?</b>")) + # XXX Check if this needs to abstracted to remove certinfo + self.certInfo.setText( + self.tr('SHA-256 fingerprint: <i>%s</i><br>' % certinfo)) + self.certInfo.setWordWrap(True) + self.certinfoGroup.show() + + def onProviderChanged(self, text): + self.done = False + provider = self.providerNameEdit.text() + if provider: + self.providerCheckButton.setDisabled(False) + else: + self.providerCheckButton.setDisabled(True) + self.completeChanged.emit() + + def reset_validation_status(self): + """ + empty the validation msg + and clean the inline validation widget. + """ + self.validationMsg.setText('') + self.steps.removeAllSteps() + self.clearTable() + self.domain_checked = False + + # pagewizard methods + + def isComplete(self): + provider = self.providerNameEdit.text() + + if not self.is_done(): + return False + + if not provider: + return False + else: + if self.is_insecure_cert_trusted(): + return True + if not self.did_cert_check: + if self.is_done(): + # XXX sure? + return True + return False + + def populateErrors(self): + # XXX could move this to ValidationMixin + # with some defaults for the validating fields + # (now it only allows one field, manually specified) + + #logger.debug('getting errors') + errors = self.wizard().get_validation_error( + self.current_page) + if errors: + bad_str = getattr(self, 'bad_string', None) + cur_str = self.providerNameEdit.text() + showerr = self.validationMsg.setText + markred = lambda: self.providerNameEdit.setStyleSheet( + styles.ErrorLineEdit) + umarkrd = lambda: self.providerNameEdit.setStyleSheet( + styles.RegularLineEdit) + if bad_str is None: + # first time we fall here. + # save the current bad_string value + self.bad_string = cur_str + showerr(errors) + markred() + else: + # not the first time + # XXX hey, this is getting convoluted. + # roll out this. + # but be careful about all the possibilities + # with going back and forth once you + # enter a domain. + if cur_str == bad_str: + showerr(errors) + markred() + else: + if not getattr(self, 'domain_checked', None): + showerr('') + umarkrd() + else: + self.bad_string = cur_str + showerr(errors) + + def cleanup_errormsg(self): + """ + we reset bad_string to None + should be called before leaving the page + """ + self.bad_string = None + self.domain_checked = False + + def paintEvent(self, event): + """ + we hook our populate errors + on paintEvent because we need it to catch + when user enters the page coming from next, + and initializePage does not cover that case. + Maybe there's a better event to hook upon. + """ + super(SelectProviderPage, self).paintEvent(event) + self.populateErrors() + + def initializePage(self): + self.validationMsg.setText('') + if hasattr(self, 'certinfoGroup'): + # XXX remove ? + self.certinfoGroup.hide() + self.done = False + self.providerCheckButton.setDisabled(True) + self.valFrame.hide() + self.steps.removeAllSteps() + self.clearTable() + + def validatePage(self): + # some cleanup before we leave the page + self.cleanup_errormsg() + + # go + return True + + def nextId(self): + wizard = self.wizard() + if not wizard: + return + return wizard.get_page_index('providerinfo') diff --git a/src/leap/gui/firstrun/providersetup.py b/src/leap/gui/firstrun/providersetup.py new file mode 100644 index 00000000..40a14048 --- /dev/null +++ b/src/leap/gui/firstrun/providersetup.py @@ -0,0 +1,161 @@ +""" +Provider Setup Validation Page, +used if First Run Wizard +""" +import logging + +import requests + +from PyQt4 import QtGui + +from leap.base import exceptions as baseexceptions +from leap.gui.progress import ValidationPage + +from leap.gui.constants import APP_LOGO, APP_WATERMARK + +logger = logging.getLogger(__name__) + + +class ProviderSetupValidationPage(ValidationPage): + def __init__(self, parent=None): + super(ProviderSetupValidationPage, self).__init__(parent) + self.current_page = "providersetupvalidation" + + # XXX needed anymore? + #is_signup = self.field("is_signup") + #self.is_signup = is_signup + + self.setTitle(self.tr("Provider setup")) + self.setSubTitle( + self.tr("Gathering configuration options for this provider")) + + self.setPixmap( + QtGui.QWizard.WatermarkPixmap, + QtGui.QPixmap(APP_WATERMARK)) + + self.setPixmap( + QtGui.QWizard.LogoPixmap, + QtGui.QPixmap(APP_LOGO)) + + def _do_checks(self): + """ + generator that yields actual checks + that are executed in a separate thread + """ + + full_domain = self.field('provider_domain') + wizard = self.wizard() + pconfig = wizard.providerconfig + + #pCertChecker = wizard.providercertchecker + #certchecker = pCertChecker(domain=full_domain) + pCertChecker = wizard.providercertchecker( + domain=full_domain) + + yield(("head_sentinel", 0), lambda: None) + + ######################## + # 1) fetch ca cert + ######################## + + def fetchcacert(): + if pconfig: + ca_cert_uri = pconfig.get('ca_cert_uri').geturl() + else: + ca_cert_uri = None + + # XXX check scheme == "https" + # XXX passing verify == False because + # we have trusted right before. + # We should check it's the same domain!!! + # (Check with the trusted fingerprints dict + # or something smart) + try: + pCertChecker.download_ca_cert( + uri=ca_cert_uri, + verify=False) + + except baseexceptions.LeapException as exc: + logger.error(exc.message) + # XXX this should be _ method + return self.fail(self.tr(exc.usermessage)) + + except Exception as exc: + return self.fail(exc.message) + + else: + return True + + yield((self.tr('Fetching CA certificate'), 30), + fetchcacert) + + ######################### + # 2) check CA fingerprint + ######################### + + def checkcafingerprint(): + # XXX get the real thing!!! + pass + #ca_cert_fingerprint = pconfig.get('ca_cert_fingerprint', None) + + # XXX get fingerprint dict (types) + #sha256_fpr = ca_cert_fingerprint.split('=')[1] + + #validate_fpr = pCertChecker.check_ca_cert_fingerprint( + #fingerprint=sha256_fpr) + #if not validate_fpr: + # XXX update validationMsg + # should catch exception + #return False + + yield((self.tr("Checking CA fingerprint"), 60), + checkcafingerprint) + + ######################### + # 2) check CA fingerprint + ######################### + + def validatecacert(): + api_uri = pconfig.get('api_uri', None) + try: + pCertChecker.verify_api_https(api_uri) + except requests.exceptions.SSLError as exc: + return self.fail("Validation Error") + except Exception as exc: + return self.fail(exc.message) + else: + return True + + yield((self.tr('Validating api certificate'), 90), validatecacert) + + self.set_done() + yield(('end_sentinel', 100), lambda: None) + + def on_checks_validation_ready(self): + """ + called after _do_checks has finished + (connected to checker thread finished signal) + """ + wizard = self.wizard() + prevpage = "login" if wizard.from_login else "providerselection" + + if self.errors: + logger.debug('going back with errors') + name, first_error = self.pop_first_error() + wizard.set_validation_error( + prevpage, + first_error) + + def nextId(self): + wizard = self.wizard() + from_login = wizard.from_login + if from_login: + next_ = 'connect' + else: + next_ = 'signup' + return wizard.get_page_index(next_) + + def initializePage(self): + super(ProviderSetupValidationPage, self).initializePage() + self.set_undone() + self.completeChanged.emit() diff --git a/src/leap/gui/firstrun/register.py b/src/leap/gui/firstrun/register.py new file mode 100644 index 00000000..2ae926d1 --- /dev/null +++ b/src/leap/gui/firstrun/register.py @@ -0,0 +1,391 @@ +""" +Register User Page, used in First Run Wizard +""" +import json +import logging +import socket + +import requests + +from PyQt4 import QtCore +from PyQt4 import QtGui + +from leap.gui.firstrun.mixins import UserFormMixIn + +logger = logging.getLogger(__name__) + +from leap.base import auth +from leap.gui import styles +from leap.gui.constants import APP_LOGO, APP_WATERMARK, BARE_USERNAME_REGEX +from leap.gui.progress import InlineValidationPage +from leap.gui.styles import ErrorLabelStyleSheet + + +class RegisterUserPage(InlineValidationPage, UserFormMixIn): + + def __init__(self, parent=None): + + super(RegisterUserPage, self).__init__(parent) + self.current_page = "signup" + + self.setTitle(self.tr("Sign Up")) + # subtitle is set in the initializePage + + self.setPixmap( + QtGui.QWizard.WatermarkPixmap, + QtGui.QPixmap(APP_WATERMARK)) + + self.setPixmap( + QtGui.QWizard.LogoPixmap, + QtGui.QPixmap(APP_LOGO)) + + # commit page means there's no way back after this... + # XXX should change the text on the "commit" button... + self.setCommitPage(True) + + self.setupSteps() + self.setupUI() + self.do_confirm_next = False + self.focused_field = False + + def setupUI(self): + userNameLabel = QtGui.QLabel(self.tr("User &name:")) + userNameLineEdit = QtGui.QLineEdit() + userNameLineEdit.cursorPositionChanged.connect( + self.reset_validation_status) + userNameLabel.setBuddy(userNameLineEdit) + + # let's add regex validator + usernameRe = QtCore.QRegExp(BARE_USERNAME_REGEX) + userNameLineEdit.setValidator( + QtGui.QRegExpValidator(usernameRe, self)) + self.userNameLineEdit = userNameLineEdit + + userPasswordLabel = QtGui.QLabel(self.tr("&Password:")) + self.userPasswordLineEdit = QtGui.QLineEdit() + self.userPasswordLineEdit.setEchoMode( + QtGui.QLineEdit.Password) + userPasswordLabel.setBuddy(self.userPasswordLineEdit) + + userPassword2Label = QtGui.QLabel(self.tr("Password (again):")) + self.userPassword2LineEdit = QtGui.QLineEdit() + self.userPassword2LineEdit.setEchoMode( + QtGui.QLineEdit.Password) + userPassword2Label.setBuddy(self.userPassword2LineEdit) + + rememberPasswordCheckBox = QtGui.QCheckBox( + self.tr("&Remember username and password.")) + rememberPasswordCheckBox.setChecked(True) + + self.registerField('userName*', self.userNameLineEdit) + self.registerField('userPassword*', self.userPasswordLineEdit) + self.registerField('userPassword2*', self.userPassword2LineEdit) + + # XXX missing password confirmation + # XXX validator! + + self.registerField('rememberPassword', rememberPasswordCheckBox) + + layout = QtGui.QGridLayout() + layout.setColumnMinimumWidth(0, 20) + + validationMsg = QtGui.QLabel("") + validationMsg.setStyleSheet(ErrorLabelStyleSheet) + + self.validationMsg = validationMsg + + layout.addWidget(validationMsg, 0, 3) + layout.addWidget(userNameLabel, 1, 0) + layout.addWidget(self.userNameLineEdit, 1, 3) + layout.addWidget(userPasswordLabel, 2, 0) + layout.addWidget(userPassword2Label, 3, 0) + layout.addWidget(self.userPasswordLineEdit, 2, 3) + layout.addWidget(self.userPassword2LineEdit, 3, 3) + layout.addWidget(rememberPasswordCheckBox, 4, 3, 4, 4) + + # add validation frame + self.setupValidationFrame() + layout.addWidget(self.valFrame, 5, 2, 5, 2) + self.valFrame.hide() + + self.setLayout(layout) + self.commitText("Sign up!") + + # commit button + + def commitText(self, text): + # change "commit" button text + self.setButtonText( + QtGui.QWizard.CommitButton, text) + + @property + def commitButton(self): + return self.wizard().button(QtGui.QWizard.CommitButton) + + def commitFocus(self): + self.commitButton.setFocus() + + def disableCommitButton(self): + self.commitButton.setDisabled(True) + + def disableFields(self): + for field in (self.userNameLineEdit, + self.userPasswordLineEdit, + self.userPassword2LineEdit): + field.setDisabled(True) + + # error painting + def paintEvent(self, event): + """ + we hook our populate errors + on paintEvent because we need it to catch + when user enters the page coming from next, + and initializePage does not cover that case. + Maybe there's a better event to hook upon. + """ + super(RegisterUserPage, self).paintEvent(event) + self.populateErrors() + + def markRedAndGetFocus(self, field): + field.setStyleSheet(styles.ErrorLineEdit) + if not self.focused_field: + self.focused_field = True + field.setFocus(QtCore.Qt.OtherFocusReason) + + def markRegular(self, field): + field.setStyleSheet(styles.RegularLineEdit) + + def populateErrors(self): + def showerr(text): + self.validationMsg.setText(text) + err_lower = text.lower() + if "username" in err_lower: + self.markRedAndGetFocus( + self.userNameLineEdit) + if "password" in err_lower: + self.markRedAndGetFocus( + self.userPasswordLineEdit) + + def unmarkred(): + for field in (self.userNameLineEdit, + self.userPasswordLineEdit, + self.userPassword2LineEdit): + self.markRegular(field) + + errors = self.wizard().get_validation_error( + self.current_page) + if errors: + bad_str = getattr(self, 'bad_string', None) + cur_str = self.userNameLineEdit.text() + #prev_er = getattr(self, 'prevalidation_error', None) + + if bad_str is None: + # first time we fall here. + # save the current bad_string value + self.bad_string = cur_str + showerr(errors) + else: + #if prev_er: + #showerr(prev_er) + #return + # not the first time + if cur_str == bad_str: + showerr(errors) + else: + self.focused_field = False + showerr('') + unmarkred() + else: + # no errors + self.focused_field = False + unmarkred() + + def cleanup_errormsg(self): + """ + we reset bad_string to None + should be called before leaving the page + """ + self.bad_string = None + + def green_validation_status(self): + val = self.validationMsg + val.setText(self.tr('Registration succeeded!')) + val.setStyleSheet(styles.GreenLineEdit) + + def reset_validation_status(self): + """ + empty the validation msg + and clean the inline validation widget. + """ + self.validationMsg.setText('') + self.steps.removeAllSteps() + self.clearTable() + + # actual checks + + def _do_checks(self): + """ + generator that yields actual checks + that are executed in a separate thread + """ + wizard = self.wizard() + + provider = self.field('provider_domain') + username = self.userNameLineEdit.text() + password = self.userPasswordLineEdit.text() + password2 = self.userPassword2LineEdit.text() + + pconfig = wizard.eipconfigchecker(domain=provider) + pconfig.defaultprovider.load() + pconfig.set_api_domain() + + def checkpass(): + # we better have here + # some call to a password checker... + # to assess strenght and avoid silly stuff. + + if password != password2: + return self.fail(self.tr('Password does not match..')) + + if len(password) < 6: + #self.set_prevalidation_error('Password too short.') + return self.fail(self.tr('Password too short.')) + + if password == "123456": + # joking, but not too much. + #self.set_prevalidation_error('Password too obvious.') + return self.fail(self.tr('Password too obvious.')) + + # go + return True + + yield(("head_sentinel", 0), checkpass) + + # XXX should emit signal for .show the frame! + # XXX HERE! + + ################################################## + # 1) register user + ################################################## + + # show the frame before going on... + QtCore.QMetaObject.invokeMethod( + self, "showStepsFrame") + + def register(): + + signup = auth.LeapSRPRegister( + schema="https", + provider=pconfig.apidomain, + verify=pconfig.cacert) + try: + ok, req = signup.register_user( + username, password) + + except socket.timeout: + return self.fail( + self.tr("Error connecting to provider (timeout)")) + + except requests.exceptions.ConnectionError as exc: + logger.error(exc.message) + return self.fail( + self.tr('Error Connecting to provider (connerr).')) + except Exception as exc: + return self.fail(exc.message) + + # XXX check for != OK instead??? + + if req.status_code in (404, 500): + return self.fail( + self.tr( + "Error during registration (%s)") % req.status_code) + + try: + validation_msgs = json.loads(req.content) + errors = validation_msgs.get('errors', None) + logger.debug('validation errors: %s' % validation_msgs) + except ValueError: + # probably bad json returned + return self.fail( + self.tr( + "Could not register (bad response)")) + + if errors and errors.get('login', None): + # XXX this sometimes catch the blank username + # but we're not allowing that (soon) + return self.fail( + self.tr('Username not available.')) + + return True + + logger.debug('registering user') + yield(("Registering username", 40), register) + + self.set_done() + yield(("end_sentinel", 100), lambda: None) + + def on_checks_validation_ready(self): + """ + after checks + """ + if self.is_done(): + self.disableFields() + self.cleanup_errormsg() + self.clean_wizard_errors(self.current_page) + # make the user confirm the transition + # to next page. + self.commitText('Connect!') + self.commitFocus() + self.green_validation_status() + self.do_confirm_next = True + + # pagewizard methods + + def validatePage(self): + """ + if not register done, do checks. + if done, wait for click. + """ + self.disableCommitButton() + self.cleanup_errormsg() + self.clean_wizard_errors(self.current_page) + + # After a successful validation + # (ie, success register with server) + # we change the commit button text + # and set this flag to True. + if self.do_confirm_next: + return True + + if not self.is_done(): + # calls checks, which after successful + # execution will call on_checks_validation_ready + self.reset_validation_status() + self.do_checks() + + return self.is_done() + + def initializePage(self): + """ + inits wizard page + """ + provider = unicode(self.field('provider_domain')) + if provider: + # here we should have provider + # but in tests we might not. + + # XXX this error causes a segfault on free() + # that we might want to get fixed ... + #self.setSubTitle( + #self.tr("Register a new user with provider %s.") % + #provider) + self.setSubTitle( + self.tr("Register a new user with provider <em>%s</em>" % + provider)) + self.validationMsg.setText('') + self.userPassword2LineEdit.setText('') + self.valFrame.hide() + + def nextId(self): + wizard = self.wizard() + return wizard.get_page_index('connect') diff --git a/src/leap/gui/firstrun/tests/integration/fake_provider.py b/src/leap/gui/firstrun/tests/integration/fake_provider.py new file mode 100755 index 00000000..668db5d1 --- /dev/null +++ b/src/leap/gui/firstrun/tests/integration/fake_provider.py @@ -0,0 +1,302 @@ +#!/usr/bin/env python +"""A server faking some of the provider resources and apis, +used for testing Leap Client requests + +It needs that you create a subfolder named 'certs', +and that you place the following files: + +[ ] certs/leaptestscert.pem +[ ] certs/leaptestskey.pem +[ ] certs/cacert.pem +[ ] certs/openvpn.pem + +[ ] provider.json +[ ] eip-service.json +""" +# XXX NOTE: intended for manual debug. +# I intend to include this as a regular test after 0.2.0 release +# (so we can add twisted as a dep there) +import binascii +import json +import os +import sys + +# python SRP LIB (! important MUST be >=1.0.1 !) +import srp + +# GnuTLS Example -- is not working as expected +#from gnutls import crypto +#from gnutls.constants import COMP_LZO, COMP_DEFLATE, COMP_NULL +#from gnutls.interfaces.twisted import X509Credentials + +# Going with OpenSSL as a workaround instead +# But we DO NOT want to introduce this dependency. +from OpenSSL import SSL + +from zope.interface import Interface, Attribute, implements + +from twisted.web.server import Site +from twisted.web.static import File +from twisted.web.resource import Resource +from twisted.internet import reactor + +from leap.testing.https_server import where + +# See +# http://twistedmatrix.com/documents/current/web/howto/web-in-60/index.htmln +# for more examples + +""" +Testing the FAKE_API: +##################### + + 1) register an user + >> curl -d "user[login]=me" -d "user[password_salt]=foo" \ + -d "user[password_verifier]=beef" http://localhost:8000/1/users.json + << {"errors": null} + + 2) check that if you try to register again, it will fail: + >> curl -d "user[login]=me" -d "user[password_salt]=foo" \ + -d "user[password_verifier]=beef" http://localhost:8000/1/users.json + << {"errors": {"login": "already taken!"}} + +""" + +# Globals to mock user/sessiondb + +USERDB = {} +SESSIONDB = {} + + +safe_unhexlify = lambda x: binascii.unhexlify(x) \ + if (len(x) % 2 == 0) else binascii.unhexlify('0' + x) + + +class IUser(Interface): + login = Attribute("User login.") + salt = Attribute("Password salt.") + verifier = Attribute("Password verifier.") + session = Attribute("Session.") + svr = Attribute("Server verifier.") + + +class User(object): + implements(IUser) + + def __init__(self, login, salt, verifier): + self.login = login + self.salt = salt + self.verifier = verifier + self.session = None + + def set_server_verifier(self, svr): + self.svr = svr + + def set_session(self, session): + SESSIONDB[session] = self + self.session = session + + +class FakeUsers(Resource): + def __init__(self, name): + self.name = name + + def render_POST(self, request): + args = request.args + + login = args['user[login]'][0] + salt = args['user[password_salt]'][0] + verifier = args['user[password_verifier]'][0] + + if login in USERDB: + return "%s\n" % json.dumps( + {'errors': {'login': 'already taken!'}}) + + print login, verifier, salt + user = User(login, salt, verifier) + USERDB[login] = user + return json.dumps({'errors': None}) + + +def get_user(request): + login = request.args.get('login') + if login: + user = USERDB.get(login[0], None) + if user: + return user + + session = request.getSession() + user = SESSIONDB.get(session, None) + return user + + +class FakeSession(Resource): + def __init__(self, name): + self.name = name + + def render_GET(self, request): + return "%s\n" % json.dumps({'errors': None}) + + def render_POST(self, request): + + user = get_user(request) + + if not user: + # XXX get real error from demo provider + return json.dumps({'errors': 'no such user'}) + + A = request.args['A'][0] + + _A = safe_unhexlify(A) + _salt = safe_unhexlify(user.salt) + _verifier = safe_unhexlify(user.verifier) + + svr = srp.Verifier( + user.login, + _salt, + _verifier, + _A, + hash_alg=srp.SHA256, + ng_type=srp.NG_1024) + + s, B = svr.get_challenge() + + _B = binascii.hexlify(B) + + print 'login = %s' % user.login + print 'salt = %s' % user.salt + print 'len(_salt) = %s' % len(_salt) + print 'vkey = %s' % user.verifier + print 'len(vkey) = %s' % len(_verifier) + print 's = %s' % binascii.hexlify(s) + print 'B = %s' % _B + print 'len(B) = %s' % len(_B) + + session = request.getSession() + user.set_session(session) + user.set_server_verifier(svr) + + # yep, this is tricky. + # some things are *already* unhexlified. + data = { + 'salt': user.salt, + 'B': _B, + 'errors': None} + + return json.dumps(data) + + def render_PUT(self, request): + + # XXX check session??? + user = get_user(request) + + if not user: + print 'NO USER' + return json.dumps({'errors': 'no such user'}) + + data = request.content.read() + auth = data.split("client_auth=") + M = auth[1] if len(auth) > 1 else None + # if not H, return + if not M: + return json.dumps({'errors': 'no M proof passed by client'}) + + svr = user.svr + HAMK = svr.verify_session(binascii.unhexlify(M)) + if HAMK is None: + print 'verification failed!!!' + raise Exception("Authentication failed!") + #import ipdb;ipdb.set_trace() + + assert svr.authenticated() + print "***" + print 'server authenticated user SRP!' + print "***" + + return json.dumps( + {'M2': binascii.hexlify(HAMK), 'errors': None}) + + +class API_Sessions(Resource): + def getChild(self, name, request): + return FakeSession(name) + + +def get_certs_path(): + script_path = os.path.realpath(os.path.dirname(sys.argv[0])) + certs_path = os.path.join(script_path, 'certs') + return certs_path + + +def get_TLS_credentials(): + # XXX this is giving errors + # XXX REview! We want to use gnutls! + + cert = crypto.X509Certificate( + open(where('leaptestscert.pem')).read()) + key = crypto.X509PrivateKey( + open(where('leaptestskey.pem')).read()) + ca = crypto.X509Certificate( + open(where('cacert.pem')).read()) + #crl = crypto.X509CRL(open(certs_path + '/crl.pem').read()) + #cred = crypto.X509Credentials(cert, key, [ca], [crl]) + cred = X509Credentials(cert, key, [ca]) + cred.verify_peer = True + cred.session_params.compressions = (COMP_LZO, COMP_DEFLATE, COMP_NULL) + return cred + + +class OpenSSLServerContextFactory: + # XXX workaround for broken TLS interface + # from gnuTLS. + + def getContext(self): + """Create an SSL context. + This is a sample implementation that loads a certificate from a file + called 'server.pem'.""" + + ctx = SSL.Context(SSL.SSLv23_METHOD) + #certs_path = get_certs_path() + #ctx.use_certificate_file(certs_path + '/leaptestscert.pem') + #ctx.use_privatekey_file(certs_path + '/leaptestskey.pem') + ctx.use_certificate_file(where('leaptestscert.pem')) + ctx.use_privatekey_file(where('leaptestskey.pem')) + return ctx + + +def serve_fake_provider(): + root = Resource() + root.putChild("provider.json", File("./provider.json")) + config = Resource() + config.putChild( + "eip-service.json", + File("./eip-service.json")) + apiv1 = Resource() + apiv1.putChild("config", config) + apiv1.putChild("sessions.json", API_Sessions()) + apiv1.putChild("users.json", FakeUsers(None)) + apiv1.putChild("cert", File(get_certs_path() + '/openvpn.pem')) + root.putChild("1", apiv1) + + cred = get_TLS_credentials() + + factory = Site(root) + + # regular http (for debugging with curl) + reactor.listenTCP(8000, factory) + + # TLS with gnutls --- seems broken :( + #reactor.listenTLS(8003, factory, cred) + + # OpenSSL + reactor.listenSSL(8443, factory, OpenSSLServerContextFactory()) + + reactor.run() + + +if __name__ == "__main__": + + from twisted.python import log + log.startLogging(sys.stdout) + + serve_fake_provider() diff --git a/src/leap/gui/firstrun/wizard.py b/src/leap/gui/firstrun/wizard.py new file mode 100755 index 00000000..f198dca0 --- /dev/null +++ b/src/leap/gui/firstrun/wizard.py @@ -0,0 +1,309 @@ +#!/usr/bin/env python +import logging + +import sip +try: + sip.setapi('QString', 2) + sip.setapi('QVariant', 2) +except ValueError: + pass + +from PyQt4 import QtCore +from PyQt4 import QtGui + +from leap.base import checks as basechecks +from leap.crypto import leapkeyring +from leap.eip import checks as eipchecks + +from leap.gui import firstrun + +from leap.gui import mainwindow_rc + +try: + from collections import OrderedDict +except ImportError: + # We must be in 2.6 + from leap.util.dicts import OrderedDict + +logger = logging.getLogger(__name__) + +""" +~~~~~~~~~~~~~~~~~~~~~~~~~~ +Work in progress! +~~~~~~~~~~~~~~~~~~~~~~~~~~ +This wizard still needs to be refactored out. + +TODO-ish: + +[X] Break file in wizard / pages files (and its own folder). +[ ] Separate presentation from logic. +[ ] Have a "manager" class for connections, that can be + dep-injected for testing. +[ ] Document signals used / expected. +[ ] Separate style from widgets. +[ ] Fix TOFU Widget for provider cert. +[X] Refactor widgets out. +[ ] Follow more MVC style. +[ ] Maybe separate "first run wizard" into different wizards + that share some of the pages? +""" + + +def get_pages_dict(): + return OrderedDict(( + ('intro', firstrun.intro.IntroPage), + ('providerselection', + firstrun.providerselect.SelectProviderPage), + ('login', firstrun.login.LogInPage), + ('providerinfo', firstrun.providerinfo.ProviderInfoPage), + ('providersetupvalidation', + firstrun.providersetup.ProviderSetupValidationPage), + ('signup', firstrun.register.RegisterUserPage), + ('connect', + firstrun.connect.ConnectionPage), + ('lastpage', firstrun.last.LastPage) + )) + + +class FirstRunWizard(QtGui.QWizard): + + def __init__( + self, + conductor_instance, + parent=None, + pages_dict=None, + username=None, + providers=None, + success_cb=None, is_provider_setup=False, + trusted_certs=None, + netchecker=basechecks.LeapNetworkChecker, + providercertchecker=eipchecks.ProviderCertChecker, + eipconfigchecker=eipchecks.EIPConfigChecker, + start_eipconnection_signal=None, + eip_statuschange_signal=None, + debug_server=None, + quitcallback=None): + super(FirstRunWizard, self).__init__( + parent, + QtCore.Qt.WindowStaysOnTopHint) + + # we keep a reference to the conductor + # to be able to launch eip checks and connection + # in the connection page, before the wizard has ended. + self.conductor = conductor_instance + + self.username = username + self.providers = providers + + # success callback + self.success_cb = success_cb + + # is provider setup? + self.is_provider_setup = is_provider_setup + + # a dict with trusted fingerprints + # in the form {'nospacesfingerprint': ['host1', 'host2']} + self.trusted_certs = trusted_certs + + # Checkers + self.netchecker = netchecker + self.providercertchecker = providercertchecker + self.eipconfigchecker = eipconfigchecker + + # debug server + self.debug_server = debug_server + + # Signals + # will be emitted in connecting page + self.start_eipconnection_signal = start_eipconnection_signal + self.eip_statuschange_signal = eip_statuschange_signal + + if quitcallback is not None: + self.button( + QtGui.QWizard.CancelButton).clicked.connect( + quitcallback) + + self.providerconfig = None + # previously registered + # if True, jumps to LogIn page. + # by setting 1st page?? + #self.is_previously_registered = is_previously_registered + # XXX ??? ^v + self.is_previously_registered = bool(self.username) + self.from_login = False + + pages_dict = pages_dict or get_pages_dict() + self.add_pages_from_dict(pages_dict) + + self.validation_errors = {} + self.openvpn_status = [] + + self.setPixmap( + QtGui.QWizard.BannerPixmap, + QtGui.QPixmap(':/images/banner.png')) + self.setPixmap( + QtGui.QWizard.BackgroundPixmap, + QtGui.QPixmap(':/images/background.png')) + + # set options + self.setOption(QtGui.QWizard.IndependentPages, on=False) + self.setOption(QtGui.QWizard.NoBackButtonOnStartPage, on=True) + + self.setWindowTitle("First Run Wizard") + + # TODO: set style for MAC / windows ... + #self.setWizardStyle() + + # + # setup pages in wizard + # + + def add_pages_from_dict(self, pages_dict): + """ + @param pages_dict: the dictionary with pages, where + values are a tuple of InstanceofWizardPage, kwargs. + @type pages_dict: dict + """ + for name, page in pages_dict.items(): + # XXX check for is_previously registered + # and skip adding the signup branch if so + self.addPage(page()) + self.pages_dict = pages_dict + + def get_page_index(self, page_name): + """ + returns the index of the given page + @param page_name: the name of the desired page + @type page_name: str + @rparam: index of page in wizard + @rtype: int + """ + return self.pages_dict.keys().index(page_name) + + # + # validation errors + # + + def set_validation_error(self, pagename, error): + self.validation_errors[pagename] = error + + def clean_validation_error(self, pagename): + vald = self.validation_errors + if pagename in vald: + del vald[pagename] + + def get_validation_error(self, pagename): + return self.validation_errors.get(pagename, None) + + def accept(self): + """ + final step in the wizard. + gather the info, update settings + and call the success callback if any has been passed. + """ + super(FirstRunWizard, self).accept() + + # username and password are in different fields + # if they were stored in log_in or sign_up pages. + from_login = self.from_login + unamek_base = 'userName' + passwk_base = 'userPassword' + unamek = 'login_%s' % unamek_base if from_login else unamek_base + passwk = 'login_%s' % passwk_base if from_login else passwk_base + + username = self.field(unamek) + password = self.field(passwk) + provider = self.field('provider_domain') + remember_pass = self.field('rememberPassword') + + logger.debug('chosen provider: %s', provider) + logger.debug('username: %s', username) + logger.debug('remember password: %s', remember_pass) + + # we are assuming here that we only remember one username + # in the form username@provider.domain + # We probably could extend this to support some form of + # profiles. + + settings = QtCore.QSettings() + + settings.setValue("FirstRunWizardDone", True) + settings.setValue("provider_domain", provider) + full_username = "%s@%s" % (username, provider) + + settings.setValue("remember_user_and_pass", remember_pass) + + if remember_pass: + settings.setValue("username", full_username) + seed = self.get_random_str(10) + settings.setValue("%s_seed" % provider, seed) + + # XXX #744: comment out for 0.2.0 release + # if we need to have a version of python-keyring < 0.9 + leapkeyring.leap_set_password( + full_username, password, seed=seed) + + logger.debug('First Run Wizard Done.') + cb = self.success_cb + if cb and callable(cb): + self.success_cb() + + # misc helpers + + def get_random_str(self, n): + """ + returns a random string + :param n: the length of the desired string + :rvalue: str + """ + from string import (ascii_uppercase, ascii_lowercase, digits) + from random import choice + return ''.join(choice( + ascii_uppercase + + ascii_lowercase + + digits) for x in range(n)) + + def set_providerconfig(self, providerconfig): + """ + sets a providerconfig attribute + used when we fetch and parse a json configuration + """ + self.providerconfig = providerconfig + + def get_provider_by_index(self): # pragma: no cover + """ + returns the value of a provider given its index. + this was used in the select provider page, + in the case where we were preseeding providers in a combobox + """ + # Leaving it here for the moment when we go back at the + # option of preseeding with known provider values. + provider = self.field('provider_index') + return self.providers[provider] + + +if __name__ == '__main__': + # standalone test + # it can be (somehow) run against + # gui/tests/integration/fake_user_signup.py + + import sys + import logging + logging.basicConfig() + logger = logging.getLogger() + logger.setLevel(logging.DEBUG) + + app = QtGui.QApplication(sys.argv) + server = sys.argv[1] if len(sys.argv) > 1 else None + + trusted_certs = { + "3DF83F316BFA0186" + "0A11A5C9C7FC24B9" + "18C62B941192CC1A" + "49AE62218B2A4B7C": ['springbok']} + + wizard = FirstRunWizard( + None, trusted_certs=trusted_certs, + debug_server=server) + wizard.show() + sys.exit(app.exec_()) diff --git a/src/leap/gui/locale_rc.py b/src/leap/gui/locale_rc.py new file mode 100644 index 00000000..8c383709 --- /dev/null +++ b/src/leap/gui/locale_rc.py @@ -0,0 +1,813 @@ +# -*- coding: utf-8 -*- + +# Resource object code +# +# Created: Fri Jan 25 18:19:04 2013 +# by: The Resource Compiler for PyQt (Qt v4.8.2) +# +# WARNING! 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+\x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\x00\x00\x00\x01\ +\x00\x00\x00\x00\x00\x02\x00\x00\x00\x02\x00\x00\x00\x02\ +\x00\x00\x00\x1e\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\ +\x00\x00\x00\x2e\x00\x00\x00\x00\x00\x01\x00\x00\x17\x98\ +" + +def qInitResources(): + QtCore.qRegisterResourceData(0x01, qt_resource_struct, qt_resource_name, qt_resource_data) + +def qCleanupResources(): + QtCore.qUnregisterResourceData(0x01, qt_resource_struct, qt_resource_name, qt_resource_data) + +qInitResources() diff --git a/src/leap/gui/mainwindow_rc.py b/src/leap/gui/mainwindow_rc.py index e5a671f3..9edb712a 100644 --- a/src/leap/gui/mainwindow_rc.py +++ b/src/leap/gui/mainwindow_rc.py @@ -2,7 +2,7 @@ # Resource object code # -# Created: Sun Jul 22 17:08:49 2012 +# Created: Fri Feb 1 00:37:24 2013 # by: The Resource Compiler for PyQt (Qt v4.8.2) # # WARNING! All changes made in this file will be lost! @@ -10,740 +10,2492 @@ from PyQt4 import QtCore qt_resource_data = "\ -\x00\x00\x0d\xf3\ +\x00\x00\x05\x95\ \x89\ \x50\x4e\x47\x0d\x0a\x1a\x0a\x00\x00\x00\x0d\x49\x48\x44\x52\x00\ -\x00\x00\x30\x00\x00\x00\x30\x08\x06\x00\x00\x00\x57\x02\xf9\x87\ +\x00\x00\x40\x00\x00\x00\x40\x08\x03\x00\x00\x00\x9d\xb7\x81\xec\ +\x00\x00\x00\x03\x73\x42\x49\x54\x08\x08\x08\xdb\xe1\x4f\xe0\x00\ +\x00\x00\x09\x70\x48\x59\x73\x00\x00\x37\x5d\x00\x00\x37\x5d\x01\ +\x19\x80\x46\x5d\x00\x00\x00\x19\x74\x45\x58\x74\x53\x6f\x66\x74\ +\x77\x61\x72\x65\x00\x77\x77\x77\x2e\x69\x6e\x6b\x73\x63\x61\x70\ +\x65\x2e\x6f\x72\x67\x9b\xee\x3c\x1a\x00\x00\x00\x1f\x74\x45\x58\ +\x74\x54\x69\x74\x6c\x65\x00\x47\x6e\x6f\x6d\x65\x20\x53\x79\x6d\ +\x62\x6f\x6c\x69\x63\x20\x49\x63\x6f\x6e\x20\x54\x68\x65\x6d\x65\ +\x8e\xa4\x29\xab\x00\x00\x02\x13\x50\x4c\x54\x45\xff\xff\xff\xff\ +\x00\x00\xff\x00\x00\xaa\x00\x00\xbf\x00\x00\xbf\xbf\xbf\xd5\x00\ 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-\x00\x00\x00\x5e\x00\x00\x00\x00\x00\x01\x00\x00\x19\xd2\ -\x00\x00\x00\x7c\x00\x00\x00\x00\x00\x01\x00\x00\x20\xbd\ +\x00\x00\x01\x04\x00\x00\x00\x00\x00\x01\x00\x00\x8f\xa2\ +\x00\x00\x00\x34\x00\x00\x00\x00\x00\x01\x00\x00\x05\x99\ +\x00\x00\x00\xaa\x00\x00\x00\x00\x00\x01\x00\x00\x65\x5e\ +\x00\x00\x01\x2c\x00\x00\x00\x00\x00\x01\x00\x00\x94\xca\ " def qInitResources(): diff --git a/src/leap/gui/progress.py b/src/leap/gui/progress.py new file mode 100644 index 00000000..ca4f6cc3 --- /dev/null +++ b/src/leap/gui/progress.py @@ -0,0 +1,488 @@ +""" +classes used in progress pages +from first run wizard +""" +try: + from collections import OrderedDict +except ImportError: # pragma: no cover + # We must be in 2.6 + from leap.util.dicts import OrderedDict + +import logging + +from PyQt4 import QtCore +from PyQt4 import QtGui + +from leap.gui.threads import FunThread + +from leap.gui import mainwindow_rc + +ICON_CHECKMARK = ":/images/Dialog-accept.png" +ICON_FAILED = ":/images/Dialog-error.png" +ICON_WAITING = ":/images/Emblem-question.png" + +logger = logging.getLogger(__name__) + + +class ImgWidget(QtGui.QWidget): + + # XXX move to widgets + + def __init__(self, parent=None, img=None): + super(ImgWidget, self).__init__(parent) + self.pic = QtGui.QPixmap(img) + + def paintEvent(self, event): + painter = QtGui.QPainter(self) + painter.drawPixmap(0, 0, self.pic) + + +class ProgressStep(object): + """ + Data model for sequential steps + to be used in a progress page in + connection wizard + """ + NAME = 0 + DONE = 1 + + def __init__(self, stepname, done, index=None): + """ + @param step: the name of the step + @type step: str + @param done: whether is completed or not + @type done: bool + """ + self.index = int(index) if index else 0 + self.name = unicode(stepname) + self.done = bool(done) + + @classmethod + def columns(self): + return ('name', 'done') + + +class ProgressStepContainer(object): + """ + a container for ProgressSteps objects + access data in the internal dict + """ + + def __init__(self): + self.dirty = False + self.steps = {} + + def step(self, identity): + return self.steps.get(identity, None) + + def addStep(self, step): + self.steps[step.index] = step + + def removeStep(self, step): + if step and self.steps.get(step.index, None): + del self.steps[step.index] + del step + self.dirty = True + + def removeAllSteps(self): + for item in iter(self): + self.removeStep(item) + + @property + def columns(self): + return ProgressStep.columns() + + def __len__(self): + return len(self.steps) + + def __iter__(self): + for step in self.steps.values(): + yield step + + +class StepsTableWidget(QtGui.QTableWidget): + """ + initializes a TableWidget + suitable for our display purposes, like removing + header info and grid display + """ + + def __init__(self, parent=None): + super(StepsTableWidget, self).__init__(parent=parent) + + # remove headers and all edit/select behavior + self.horizontalHeader().hide() + self.verticalHeader().hide() + self.setEditTriggers( + QtGui.QAbstractItemView.NoEditTriggers) + self.setSelectionMode( + QtGui.QAbstractItemView.NoSelection) + width = self.width() + + # WTF? Here init width is 100... + # but on populating is 456... :( + #logger.debug('init table. width=%s' % width) + + # XXX do we need this initial? + self.horizontalHeader().resizeSection(0, width * 0.7) + + # this disables the table grid. + # we should add alignment to the ImgWidget (it's top-left now) + self.setShowGrid(False) + self.setFocusPolicy(QtCore.Qt.NoFocus) + #self.setStyleSheet("QTableView{outline: 0;}") + + # XXX change image for done to rc + + # Note about the "done" status painting: + # + # XXX currently we are setting the CellWidget + # for the whole table on a per-row basis + # (on add_status_line method on ValidationPage). + # However, a more generic solution might be + # to implement a custom Delegate that overwrites + # the paint method (so it paints a checked tickmark if + # done is True and some other thing if checking or false). + # What we have now is quick and works because + # I'm supposing that on first fail we will + # go back to previous wizard page to signal the failure. + # A more generic solution could be used for + # some failing tests if they are not critical. + + +class WithStepsMixIn(object): + """ + This Class is a mixin that can be inherited + by InlineValidation pages (which will display + a progress steps widget in the same page as the form) + or by Validation Pages (which will only display + the progress steps in the page, below a progress bar widget) + """ + STEPS_TIMER_MS = 100 + + # + # methods related to worker threads + # launched for individual checks + # + + def setupStepsProcessingQueue(self): + """ + should be called from the init method + of the derived classes + """ + self.steps_queue = Queue.Queue() + self.stepscheck_timer = QtCore.QTimer() + self.stepscheck_timer.timeout.connect(self.processStepsQueue) + self.stepscheck_timer.start(self.STEPS_TIMER_MS) + # we need to keep a reference to child threads + self.threads = [] + + def do_checks(self): + """ + main entry point for checks. + it calls _do_checks in derived classes, + and it expects it to be a generator + yielding a tuple in the form (("message", progress_int), checkfunction) + """ + + # yo dawg, I heard you like checks + # so I put a __do_checks in your do_checks + # for calling others' _do_checks + + def __do_checks(fun=None, queue=None): + + for checkcase in fun(): # pragma: no cover + checkmsg, checkfun = checkcase + + queue.put(checkmsg) + if checkfun() is False: + queue.put("failed") + break + + t = FunThread(fun=partial( + __do_checks, + fun=self._do_checks, + queue=self.steps_queue)) + if hasattr(self, 'on_checks_validation_ready'): + t.finished.connect(self.on_checks_validation_ready) + t.begin() + self.threads.append(t) + + def processStepsQueue(self): + """ + consume steps queue + and pass messages + to the ui updater functions + """ + while self.steps_queue.qsize(): + try: + status = self.steps_queue.get(0) + if status == "failed": + self.set_failed_icon() + else: + self.onStepStatusChanged(*status) + except Queue.Empty: # pragma: no cover + pass + + def fail(self, err=None): + """ + return failed state + and send error notification as + a nice side effect. this function is called from + the _do_checks check functions returned in the + generator. + """ + wizard = self.wizard() + senderr = lambda err: wizard.set_validation_error( + self.current_page, err) + self.set_undone() + if err: + senderr(err) + return False + + @QtCore.pyqtSlot() + def launch_checks(self): + self.do_checks() + + # (gui) presentation stuff begins ##################### + + # slot + #@QtCore.pyqtSlot(str, int) + def onStepStatusChanged(self, status, progress=None): + status = unicode(status) + if status not in ("head_sentinel", "end_sentinel"): + self.add_status_line(status) + if status in ("end_sentinel"): + #self.checks_finished = True + self.set_checked_icon() + if progress and hasattr(self, 'progress'): + self.progress.setValue(progress) + self.progress.update() + + def setupSteps(self): + self.steps = ProgressStepContainer() + # steps table widget + if isinstance(self, QtCore.QObject): + parent = self + else: + parent = None + self.stepsTableWidget = StepsTableWidget(parent=parent) + zeros = (0, 0, 0, 0) + self.stepsTableWidget.setContentsMargins(*zeros) + self.errors = OrderedDict() + + def set_error(self, name, error): + self.errors[name] = error + + def pop_first_error(self): + errkey, errval = list(reversed(self.errors.items())).pop() + del self.errors[errkey] + return errkey, errval + + def clean_errors(self): + self.errors = OrderedDict() + + def clean_wizard_errors(self, pagename=None): + if pagename is None: # pragma: no cover + pagename = getattr(self, 'prev_page', None) + if pagename is None: # pragma: no cover + return + #logger.debug('cleaning wizard errors for %s' % pagename) + self.wizard().set_validation_error(pagename, None) + + def populateStepsTable(self): + # from examples, + # but I guess it's not needed to re-populate + # the whole table. + table = self.stepsTableWidget + table.setRowCount(len(self.steps)) + columns = self.steps.columns + table.setColumnCount(len(columns)) + + for row, step in enumerate(self.steps): + item = QtGui.QTableWidgetItem(step.name) + item.setData(QtCore.Qt.UserRole, + long(id(step))) + table.setItem(row, columns.index('name'), item) + table.setItem(row, columns.index('done'), + QtGui.QTableWidgetItem(step.done)) + self.resizeTable() + self.update() + + def clearTable(self): + # ??? -- not sure what's the difference + #self.stepsTableWidget.clear() + self.stepsTableWidget.clearContents() + + def resizeTable(self): + # resize first column to ~80% + table = self.stepsTableWidget + FIRST_COLUMN_PERCENT = 0.70 + width = table.width() + #logger.debug('populate table. width=%s' % width) + table.horizontalHeader().resizeSection(0, width * FIRST_COLUMN_PERCENT) + + def set_item_icon(self, img=ICON_CHECKMARK, current=True): + """ + mark the last item + as done + """ + # setting cell widget. + # see note on StepsTableWidget about plans to + # change this for a better solution. + if not hasattr(self, 'steps'): + return + index = len(self.steps) + table = self.stepsTableWidget + _index = index - 1 if current else index - 2 + table.setCellWidget( + _index, + ProgressStep.DONE, + ImgWidget(img=img)) + table.update() + + def set_failed_icon(self): + self.set_item_icon(img=ICON_FAILED, current=True) + + def set_checking_icon(self): + self.set_item_icon(img=ICON_WAITING, current=True) + + def set_checked_icon(self, current=True): + self.set_item_icon(current=current) + + def add_status_line(self, message): + """ + adds a new status line + and mark the next-to-last item + as done + """ + index = len(self.steps) + step = ProgressStep(message, False, index=index) + self.steps.addStep(step) + self.populateStepsTable() + self.set_checking_icon() + self.set_checked_icon(current=False) + + # Sets/unsets done flag + # for isComplete checks + + def set_done(self): + self.done = True + self.completeChanged.emit() + + def set_undone(self): + self.done = False + self.completeChanged.emit() + + def is_done(self): + return self.done + + # convenience for going back and forth + # in the wizard pages. + + def go_back(self): + self.wizard().back() + + def go_next(self): + self.wizard().next() + + +""" +We will use one base class for the intermediate pages +and another one for the in-page validations, both sharing the creation +of the tablewidgets. +The logic of this split comes from where I was trying to solve +the ui update using signals, but now that it's working well with +queues I could join them again. +""" + +import Queue +from functools import partial + + +class InlineValidationPage(QtGui.QWizardPage, WithStepsMixIn): + + def __init__(self, parent=None): + super(InlineValidationPage, self).__init__(parent) + self.setupStepsProcessingQueue() + self.done = False + + # slot + + @QtCore.pyqtSlot() + def showStepsFrame(self): + self.valFrame.show() + self.update() + + # progress frame + + def setupValidationFrame(self): + qframe = QtGui.QFrame + valFrame = qframe() + valFrame.setFrameStyle(qframe.NoFrame) + valframeLayout = QtGui.QVBoxLayout() + zeros = (0, 0, 0, 0) + valframeLayout.setContentsMargins(*zeros) + + valframeLayout.addWidget(self.stepsTableWidget) + valFrame.setLayout(valframeLayout) + self.valFrame = valFrame + + +class ValidationPage(QtGui.QWizardPage, WithStepsMixIn): + """ + class to be used as an intermediate + between two pages in a wizard. + shows feedback to the user and goes back if errors, + goes forward if ok. + initializePage triggers a one shot timer + that calls do_checks. + Derived classes should implement + _do_checks and + _do_validation + """ + + # signals + stepChanged = QtCore.pyqtSignal([str, int]) + + def __init__(self, parent=None): + super(ValidationPage, self).__init__(parent) + self.setupSteps() + #self.connect_step_status() + + layout = QtGui.QVBoxLayout() + self.progress = QtGui.QProgressBar(self) + layout.addWidget(self.progress) + layout.addWidget(self.stepsTableWidget) + + self.setLayout(layout) + self.layout = layout + + self.timer = QtCore.QTimer() + self.done = False + + self.setupStepsProcessingQueue() + + def isComplete(self): + return self.is_done() + + ######################## + + def show_progress(self): + self.progress.show() + self.stepsTableWidget.show() + + def hide_progress(self): + self.progress.hide() + self.stepsTableWidget.hide() + + # pagewizard methods. + # if overriden, child classes should call super. + + def initializePage(self): + self.clean_errors() + self.clean_wizard_errors() + self.steps.removeAllSteps() + self.clearTable() + self.resizeTable() + self.timer.singleShot(0, self.do_checks) diff --git a/src/leap/gui/styles.py b/src/leap/gui/styles.py new file mode 100644 index 00000000..b482922e --- /dev/null +++ b/src/leap/gui/styles.py @@ -0,0 +1,16 @@ +GreenLineEdit = "QLabel {color: green; font-weight: bold}" +ErrorLabelStyleSheet = """QLabel { color: red; font-weight: bold }""" +ErrorLineEdit = """QLineEdit { border: 1px solid red; }""" + + +# XXX this is bad. +# and you should feel bad for it. +# The original style has a sort of box color +# white/beige left-top/right-bottom or something like +# that. + +RegularLineEdit = """ +QLineEdit { + border: 1px solid black; +} +""" diff --git a/src/leap/gui/tests/__init__.py b/src/leap/gui/tests/__init__.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/src/leap/gui/tests/__init__.py diff --git a/src/leap/gui/tests/integration/fake_user_signup.py b/src/leap/gui/tests/integration/fake_user_signup.py new file mode 100644 index 00000000..78873749 --- /dev/null +++ b/src/leap/gui/tests/integration/fake_user_signup.py @@ -0,0 +1,84 @@ +""" +simple server to test registration and +authentication + +To test: + +curl -d login=python_test_user -d password_salt=54321\ + -d password_verifier=12341234 \ + http://localhost:8000/users.json + +""" +from BaseHTTPServer import HTTPServer +from BaseHTTPServer import BaseHTTPRequestHandler +import cgi +import json +import urlparse + +HOST = "localhost" +PORT = 8000 + +LOGIN_ERROR = """{"errors":{"login":["has already been taken"]}}""" + +from leap.base.tests.test_providers import EXPECTED_DEFAULT_CONFIG + + +class request_handler(BaseHTTPRequestHandler): + responses = { + '/': ['ok\n'], + '/users.json': ['ok\n'], + '/timeout': ['ok\n'], + '/provider.json': ['%s\n' % json.dumps(EXPECTED_DEFAULT_CONFIG)] + } + + def do_GET(self): + path = urlparse.urlparse(self.path) + message = '\n'.join( + self.responses.get( + path.path, None)) + self.send_response(200) + self.end_headers() + self.wfile.write(message) + + def do_POST(self): + form = cgi.FieldStorage( + fp=self.rfile, + headers=self.headers, + environ={'REQUEST_METHOD': 'POST', + 'CONTENT_TYPE': self.headers['Content-Type'], + }) + data = dict( + (key, form[key].value) for key in form.keys()) + path = urlparse.urlparse(self.path) + message = '\n'.join( + self.responses.get( + path.path, '')) + + login = data.get('login', None) + #password_salt = data.get('password_salt', None) + #password_verifier = data.get('password_verifier', None) + + if path.geturl() == "/timeout": + print 'timeout' + self.send_response(200) + self.end_headers() + self.wfile.write(message) + import time + time.sleep(10) + return + + ok = True if (login == "python_test_user") else False + if ok: + self.send_response(200) + self.end_headers() + self.wfile.write(message) + + else: + self.send_response(500) + self.end_headers() + self.wfile.write(LOGIN_ERROR) + + +if __name__ == "__main__": + server = HTTPServer((HOST, PORT), request_handler) + server.serve_forever() diff --git a/src/leap/gui/tests/test_firstrun_login.py b/src/leap/gui/tests/test_firstrun_login.py new file mode 100644 index 00000000..6c45b8ef --- /dev/null +++ b/src/leap/gui/tests/test_firstrun_login.py @@ -0,0 +1,212 @@ +import sys +import unittest + +import mock + +from leap.testing import qunittest +#from leap.testing import pyqt + +from PyQt4 import QtGui +#from PyQt4 import QtCore +#import PyQt4.QtCore # some weirdness with mock module + +from PyQt4.QtTest import QTest +from PyQt4.QtCore import Qt + +from leap.gui import firstrun + +try: + from collections import OrderedDict +except ImportError: + # We must be in 2.6 + from leap.util.dicts import OrderedDict + + +class TestPage(firstrun.login.LogInPage): + pass + + +class LogInPageLogicTestCase(qunittest.TestCase): + + # XXX can spy on signal connections + __name__ = "register user page logic tests" + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + self.page = TestPage(None) + self.page.wizard = mock.MagicMock() + + def tearDown(self): + QtGui.qApp = None + self.app = None + self.page = None + + def test__do_checks(self): + eq = self.assertEqual + + self.page.userNameLineEdit.setText('testuser@domain') + self.page.userPasswordLineEdit.setText('testpassword') + + # fake register process + with mock.patch('leap.base.auth.LeapSRPRegister') as mockAuth: + mockSignup = mock.MagicMock() + + reqMockup = mock.Mock() + # XXX should inject bad json to get error + reqMockup.content = '{"errors": null}' + mockSignup.register_user.return_value = (True, reqMockup) + mockAuth.return_value = mockSignup + checks = [x for x in self.page._do_checks()] + + eq(len(checks), 4) + labels = [str(x) for (x, y), z in checks] + eq(labels, ['head_sentinel', + 'Resolving domain name', + 'Validating credentials', + 'end_sentinel']) + progress = [y for (x, y), z in checks] + eq(progress, [0, 20, 60, 100]) + + # normal run, ie, no exceptions + + checkfuns = [z for (x, y), z in checks] + checkusername, resolvedomain, valcreds = checkfuns[:-1] + + self.assertTrue(checkusername()) + #self.mocknetchecker.check_name_resolution.assert_called_with( + #'test_provider1') + + self.assertTrue(resolvedomain()) + #self.mockpcertchecker.is_https_working.assert_called_with( + #"https://test_provider1", verify=True) + + self.assertTrue(valcreds()) + + # XXX missing: inject failing exceptions + # XXX TODO make it break + + +class RegisterUserPageUITestCase(qunittest.TestCase): + + # XXX can spy on signal connections + __name__ = "Register User Page UI tests" + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + + self.pagename = "signup" + pages = OrderedDict(( + (self.pagename, TestPage), + ('providersetupvalidation', + firstrun.connect.ConnectionPage))) + self.wizard = firstrun.wizard.FirstRunWizard(None, pages_dict=pages) + self.page = self.wizard.page(self.wizard.get_page_index(self.pagename)) + + self.page.do_checks = mock.Mock() + + # wizard would do this for us + self.page.initializePage() + + def tearDown(self): + QtGui.qApp = None + self.app = None + self.wizard = None + + # XXX refactor out + def fill_field(self, field, text): + """ + fills a field (line edit) that is passed along + :param field: the qLineEdit + :param text: the text to be filled + :type field: QLineEdit widget + :type text: str + """ + keyp = QTest.keyPress + field.setFocus(True) + for c in text: + keyp(field, c) + self.assertEqual(field.text(), text) + + def del_field(self, field): + """ + deletes entried text in + field line edit + :param field: the QLineEdit + :type field: QLineEdit widget + """ + keyp = QTest.keyPress + for c in range(len(field.text())): + keyp(field, Qt.Key_Backspace) + self.assertEqual(field.text(), "") + + def test_buttons_disabled_until_textentry(self): + # it's a commit button this time + nextbutton = self.wizard.button(QtGui.QWizard.CommitButton) + + self.assertFalse(nextbutton.isEnabled()) + + f_username = self.page.userNameLineEdit + f_password = self.page.userPasswordLineEdit + + self.fill_field(f_username, "testuser") + self.fill_field(f_password, "testpassword") + + # commit should be enabled + # XXX Need a workaround here + # because the isComplete is not being evaluated... + # (no event loop running??) + #import ipdb;ipdb.set_trace() + #self.assertTrue(nextbutton.isEnabled()) + self.assertTrue(self.page.isComplete()) + + self.del_field(f_username) + self.del_field(f_password) + + # after rm fields commit button + # should be disabled again + #self.assertFalse(nextbutton.isEnabled()) + self.assertFalse(self.page.isComplete()) + + def test_validate_page(self): + self.assertFalse(self.page.validatePage()) + # XXX TODO MOAR CASES... + # add errors, False + # change done, False + # not done, do_checks called + # click confirm, True + # done and do_confirm, True + + def test_next_id(self): + self.assertEqual(self.page.nextId(), 1) + + def test_paint_event(self): + self.page.populateErrors = mock.Mock() + self.page.paintEvent(None) + self.page.populateErrors.assert_called_with() + + def test_validation_ready(self): + f_username = self.page.userNameLineEdit + f_password = self.page.userPasswordLineEdit + + self.fill_field(f_username, "testuser") + self.fill_field(f_password, "testpassword") + + self.page.done = True + self.page.on_checks_validation_ready() + self.assertFalse(f_username.isEnabled()) + self.assertFalse(f_password.isEnabled()) + + self.assertEqual(self.page.validationMsg.text(), + "Credentials validated.") + self.assertEqual(self.page.do_confirm_next, True) + + def test_regex(self): + # XXX enter invalid username with key presses + # check text is not updated + pass + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/gui/tests/test_firstrun_providerselect.py b/src/leap/gui/tests/test_firstrun_providerselect.py new file mode 100644 index 00000000..18d89010 --- /dev/null +++ b/src/leap/gui/tests/test_firstrun_providerselect.py @@ -0,0 +1,203 @@ +import sys +import unittest + +import mock + +from leap.testing import qunittest +#from leap.testing import pyqt + +from PyQt4 import QtGui +#from PyQt4 import QtCore +#import PyQt4.QtCore # some weirdness with mock module + +from PyQt4.QtTest import QTest +from PyQt4.QtCore import Qt + +from leap.gui import firstrun + +try: + from collections import OrderedDict +except ImportError: + # We must be in 2.6 + from leap.util.dicts import OrderedDict + + +class TestPage(firstrun.providerselect.SelectProviderPage): + pass + + +class SelectProviderPageLogicTestCase(qunittest.TestCase): + + # XXX can spy on signal connections + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + self.page = TestPage(None) + self.page.wizard = mock.MagicMock() + + mocknetchecker = mock.Mock() + self.page.wizard().netchecker.return_value = mocknetchecker + self.mocknetchecker = mocknetchecker + + mockpcertchecker = mock.Mock() + self.page.wizard().providercertchecker.return_value = mockpcertchecker + self.mockpcertchecker = mockpcertchecker + + mockeipconfchecker = mock.Mock() + self.page.wizard().eipconfigchecker.return_value = mockeipconfchecker + self.mockeipconfchecker = mockeipconfchecker + + def tearDown(self): + QtGui.qApp = None + self.app = None + self.page = None + + def test__do_checks(self): + eq = self.assertEqual + + self.page.providerNameEdit.setText('test_provider1') + + checks = [x for x in self.page._do_checks()] + eq(len(checks), 5) + labels = [str(x) for (x, y), z in checks] + eq(labels, ['head_sentinel', + 'Checking if it is a valid provider', + 'Checking for a secure connection', + 'Getting info from the provider', + 'end_sentinel']) + progress = [y for (x, y), z in checks] + eq(progress, [0, 20, 40, 80, 100]) + + # normal run, ie, no exceptions + + checkfuns = [z for (x, y), z in checks] + namecheck, httpscheck, fetchinfo = checkfuns[1:-1] + + self.assertTrue(namecheck()) + self.mocknetchecker.check_name_resolution.assert_called_with( + 'test_provider1') + + self.assertTrue(httpscheck()) + self.mockpcertchecker.is_https_working.assert_called_with( + "https://test_provider1", verify=True) + + self.assertTrue(fetchinfo()) + self.mockeipconfchecker.fetch_definition.assert_called_with( + domain="test_provider1") + + # XXX missing: inject failing exceptions + # XXX TODO make it break + + +class SelectProviderPageUITestCase(qunittest.TestCase): + + # XXX can spy on signal connections + __name__ = "Select Provider Page UI tests" + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + + self.pagename = "providerselection" + pages = OrderedDict(( + (self.pagename, TestPage), + ('providerinfo', + firstrun.providerinfo.ProviderInfoPage))) + self.wizard = firstrun.wizard.FirstRunWizard(None, pages_dict=pages) + self.page = self.wizard.page(self.wizard.get_page_index(self.pagename)) + + self.page.do_checks = mock.Mock() + + # wizard would do this for us + self.page.initializePage() + + def tearDown(self): + QtGui.qApp = None + self.app = None + self.wizard = None + + def fill_provider(self): + """ + fills provider line edit + """ + keyp = QTest.keyPress + pedit = self.page.providerNameEdit + pedit.setFocus(True) + for c in "testprovider": + keyp(pedit, c) + self.assertEqual(pedit.text(), "testprovider") + + def del_provider(self): + """ + deletes entried provider in + line edit + """ + keyp = QTest.keyPress + pedit = self.page.providerNameEdit + for c in range(len("testprovider")): + keyp(pedit, Qt.Key_Backspace) + self.assertEqual(pedit.text(), "") + + def test_buttons_disabled_until_textentry(self): + nextbutton = self.wizard.button(QtGui.QWizard.NextButton) + checkbutton = self.page.providerCheckButton + + self.assertFalse(nextbutton.isEnabled()) + self.assertFalse(checkbutton.isEnabled()) + + self.fill_provider() + # checkbutton should be enabled + self.assertTrue(checkbutton.isEnabled()) + self.assertFalse(nextbutton.isEnabled()) + + self.del_provider() + # after rm provider checkbutton disabled again + self.assertFalse(checkbutton.isEnabled()) + self.assertFalse(nextbutton.isEnabled()) + + def test_check_button_triggers_tests(self): + checkbutton = self.page.providerCheckButton + self.assertFalse(checkbutton.isEnabled()) + self.assertFalse(self.page.do_checks.called) + + self.fill_provider() + + self.assertTrue(checkbutton.isEnabled()) + mclick = QTest.mouseClick + # click! + mclick(checkbutton, Qt.LeftButton) + self.waitFor(seconds=0.1) + self.assertTrue(self.page.do_checks.called) + + # XXX + # can play with different side_effects for do_checks mock... + # so we can see what happens with errors and so on + + def test_page_completed_after_checks(self): + nextbutton = self.wizard.button(QtGui.QWizard.NextButton) + self.assertFalse(nextbutton.isEnabled()) + + self.assertFalse(self.page.isComplete()) + self.fill_provider() + # simulate checks done + self.page.done = True + self.page.on_checks_validation_ready() + self.assertTrue(self.page.isComplete()) + # cannot test for nexbutton enabled + # cause it's the the wizard loop + # that would do that I think + + def test_validate_page(self): + self.assertTrue(self.page.validatePage()) + + def test_next_id(self): + self.assertEqual(self.page.nextId(), 1) + + def test_paint_event(self): + self.page.populateErrors = mock.Mock() + self.page.paintEvent(None) + self.page.populateErrors.assert_called_with() + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/gui/tests/test_firstrun_register.py b/src/leap/gui/tests/test_firstrun_register.py new file mode 100644 index 00000000..9d62f808 --- /dev/null +++ b/src/leap/gui/tests/test_firstrun_register.py @@ -0,0 +1,244 @@ +import sys +import unittest + +import mock + +from leap.testing import qunittest +#from leap.testing import pyqt + +from PyQt4 import QtGui +#from PyQt4 import QtCore +#import PyQt4.QtCore # some weirdness with mock module + +from PyQt4.QtTest import QTest +from PyQt4.QtCore import Qt + +from leap.gui import firstrun + +try: + from collections import OrderedDict +except ImportError: + # We must be in 2.6 + from leap.util.dicts import OrderedDict + + +class TestPage(firstrun.register.RegisterUserPage): + + def field(self, field): + if field == "provider_domain": + return "testprovider" + + +class RegisterUserPageLogicTestCase(qunittest.TestCase): + + # XXX can spy on signal connections + __name__ = "register user page logic tests" + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + self.page = TestPage(None) + self.page.wizard = mock.MagicMock() + + #mocknetchecker = mock.Mock() + #self.page.wizard().netchecker.return_value = mocknetchecker + #self.mocknetchecker = mocknetchecker +# + #mockpcertchecker = mock.Mock() + #self.page.wizard().providercertchecker.return_value = mockpcertchecker + #self.mockpcertchecker = mockpcertchecker +# + #mockeipconfchecker = mock.Mock() + #self.page.wizard().eipconfigchecker.return_value = mockeipconfchecker + #self.mockeipconfchecker = mockeipconfchecker + + def tearDown(self): + QtGui.qApp = None + self.app = None + self.page = None + + def test__do_checks(self): + eq = self.assertEqual + + self.page.userNameLineEdit.setText('testuser') + self.page.userPasswordLineEdit.setText('testpassword') + self.page.userPassword2LineEdit.setText('testpassword') + + # fake register process + with mock.patch('leap.base.auth.LeapSRPRegister') as mockAuth: + mockSignup = mock.MagicMock() + + reqMockup = mock.Mock() + # XXX should inject bad json to get error + reqMockup.content = '{"errors": null}' + mockSignup.register_user.return_value = (True, reqMockup) + mockAuth.return_value = mockSignup + checks = [x for x in self.page._do_checks()] + + eq(len(checks), 3) + labels = [str(x) for (x, y), z in checks] + eq(labels, ['head_sentinel', + 'Registering username', + 'end_sentinel']) + progress = [y for (x, y), z in checks] + eq(progress, [0, 40, 100]) + + # normal run, ie, no exceptions + + checkfuns = [z for (x, y), z in checks] + passcheck, register = checkfuns[:-1] + + self.assertTrue(passcheck()) + #self.mocknetchecker.check_name_resolution.assert_called_with( + #'test_provider1') + + self.assertTrue(register()) + #self.mockpcertchecker.is_https_working.assert_called_with( + #"https://test_provider1", verify=True) + + # XXX missing: inject failing exceptions + # XXX TODO make it break + + +class RegisterUserPageUITestCase(qunittest.TestCase): + + # XXX can spy on signal connections + __name__ = "Register User Page UI tests" + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + + self.pagename = "signup" + pages = OrderedDict(( + (self.pagename, TestPage), + ('connect', + firstrun.connect.ConnectionPage))) + self.wizard = firstrun.wizard.FirstRunWizard(None, pages_dict=pages) + self.page = self.wizard.page(self.wizard.get_page_index(self.pagename)) + + self.page.do_checks = mock.Mock() + + # wizard would do this for us + self.page.initializePage() + + def tearDown(self): + QtGui.qApp = None + self.app = None + self.wizard = None + + def fill_field(self, field, text): + """ + fills a field (line edit) that is passed along + :param field: the qLineEdit + :param text: the text to be filled + :type field: QLineEdit widget + :type text: str + """ + keyp = QTest.keyPress + field.setFocus(True) + for c in text: + keyp(field, c) + self.assertEqual(field.text(), text) + + def del_field(self, field): + """ + deletes entried text in + field line edit + :param field: the QLineEdit + :type field: QLineEdit widget + """ + keyp = QTest.keyPress + for c in range(len(field.text())): + keyp(field, Qt.Key_Backspace) + self.assertEqual(field.text(), "") + + def test_buttons_disabled_until_textentry(self): + # it's a commit button this time + nextbutton = self.wizard.button(QtGui.QWizard.CommitButton) + + self.assertFalse(nextbutton.isEnabled()) + + f_username = self.page.userNameLineEdit + f_password = self.page.userPasswordLineEdit + f_passwor2 = self.page.userPassword2LineEdit + + self.fill_field(f_username, "testuser") + self.fill_field(f_password, "testpassword") + self.fill_field(f_passwor2, "testpassword") + + # commit should be enabled + # XXX Need a workaround here + # because the isComplete is not being evaluated... + # (no event loop running??) + #import ipdb;ipdb.set_trace() + #self.assertTrue(nextbutton.isEnabled()) + self.assertTrue(self.page.isComplete()) + + self.del_field(f_username) + self.del_field(f_password) + self.del_field(f_passwor2) + + # after rm fields commit button + # should be disabled again + #self.assertFalse(nextbutton.isEnabled()) + self.assertFalse(self.page.isComplete()) + + @unittest.skip + def test_check_button_triggers_tests(self): + checkbutton = self.page.providerCheckButton + self.assertFalse(checkbutton.isEnabled()) + self.assertFalse(self.page.do_checks.called) + + self.fill_provider() + + self.assertTrue(checkbutton.isEnabled()) + mclick = QTest.mouseClick + # click! + mclick(checkbutton, Qt.LeftButton) + self.waitFor(seconds=0.1) + self.assertTrue(self.page.do_checks.called) + + # XXX + # can play with different side_effects for do_checks mock... + # so we can see what happens with errors and so on + + def test_validate_page(self): + self.assertFalse(self.page.validatePage()) + # XXX TODO MOAR CASES... + # add errors, False + # change done, False + # not done, do_checks called + # click confirm, True + # done and do_confirm, True + + def test_next_id(self): + self.assertEqual(self.page.nextId(), 1) + + def test_paint_event(self): + self.page.populateErrors = mock.Mock() + self.page.paintEvent(None) + self.page.populateErrors.assert_called_with() + + def test_validation_ready(self): + f_username = self.page.userNameLineEdit + f_password = self.page.userPasswordLineEdit + f_passwor2 = self.page.userPassword2LineEdit + + self.fill_field(f_username, "testuser") + self.fill_field(f_password, "testpassword") + self.fill_field(f_passwor2, "testpassword") + + self.page.done = True + self.page.on_checks_validation_ready() + self.assertFalse(f_username.isEnabled()) + self.assertFalse(f_password.isEnabled()) + self.assertFalse(f_passwor2.isEnabled()) + + self.assertEqual(self.page.validationMsg.text(), + "Registration succeeded!") + self.assertEqual(self.page.do_confirm_next, True) + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/gui/tests/test_firstrun_wizard.py b/src/leap/gui/tests/test_firstrun_wizard.py new file mode 100644 index 00000000..395604d3 --- /dev/null +++ b/src/leap/gui/tests/test_firstrun_wizard.py @@ -0,0 +1,137 @@ +import sys +import unittest + +import mock + +from leap.testing import qunittest +from leap.testing import pyqt + +from PyQt4 import QtGui +#from PyQt4 import QtCore +import PyQt4.QtCore # some weirdness with mock module + +from PyQt4.QtTest import QTest +#from PyQt4.QtCore import Qt + +from leap.gui import firstrun + + +class TestWizard(firstrun.wizard.FirstRunWizard): + pass + + +PAGES_DICT = dict(( + ('intro', firstrun.intro.IntroPage), + ('providerselection', + firstrun.providerselect.SelectProviderPage), + ('login', firstrun.login.LogInPage), + ('providerinfo', firstrun.providerinfo.ProviderInfoPage), + ('providersetupvalidation', + firstrun.providersetup.ProviderSetupValidationPage), + ('signup', firstrun.register.RegisterUserPage), + ('connect', + firstrun.connect.ConnectionPage), + ('lastpage', firstrun.last.LastPage) +)) + + +mockQSettings = mock.MagicMock() +mockQSettings().setValue.return_value = True + +#PyQt4.QtCore.QSettings = mockQSettings + + +class FirstRunWizardTestCase(qunittest.TestCase): + + # XXX can spy on signal connections + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + self.wizard = TestWizard(None) + + def tearDown(self): + QtGui.qApp = None + self.app = None + self.wizard = None + + def test_defaults(self): + self.assertEqual(self.wizard.pages_dict, PAGES_DICT) + + @mock.patch('PyQt4.QtCore.QSettings', mockQSettings) + def test_accept(self): + """ + test the main accept method + that gets called when user has gone + thru all the wizard and click on finish button + """ + + self.wizard.success_cb = mock.Mock() + self.wizard.success_cb.return_value = True + + # dummy values; we inject them in the field + # mocks (where wizard gets them) and then + # we check that they are passed to QSettings.setValue + field_returns = ["testuser", "1234", "testprovider", True] + + def field_side_effects(*args): + return field_returns.pop(0) + + self.wizard.field = mock.Mock(side_effect=field_side_effects) + self.wizard.get_random_str = mock.Mock() + RANDOMSTR = "thisisarandomstringTM" + self.wizard.get_random_str.return_value = RANDOMSTR + + # mocked settings (see decorator on this method) + mqs = PyQt4.QtCore.QSettings + + # go! call accept... + self.wizard.accept() + + # did settings().setValue get called with the proper + # arguments? + call = mock.call + calls = [call("FirstRunWizardDone", True), + call("provider_domain", "testprovider"), + call("remember_user_and_pass", True), + call("username", "testuser@testprovider"), + call("testprovider_seed", RANDOMSTR)] + mqs().setValue.assert_has_calls(calls, any_order=True) + + # assert success callback is success oh boy + self.wizard.success_cb.assert_called_with() + + def test_random_str(self): + r = self.wizard.get_random_str(42) + self.assertTrue(len(r) == 42) + + def test_page_index(self): + """ + we test both the get_page_index function + and the correct ordering of names + """ + # remember it's implemented as an ordered dict + + pagenames = ('intro', 'providerselection', 'login', 'providerinfo', + 'providersetupvalidation', 'signup', 'connect', + 'lastpage') + eq = self.assertEqual + w = self.wizard + for index, name in enumerate(pagenames): + eq(w.get_page_index(name), index) + + def test_validation_errors(self): + """ + tests getters and setters for validation errors + """ + page = "testpage" + eq = self.assertEqual + w = self.wizard + eq(w.get_validation_error(page), None) + w.set_validation_error(page, "error") + eq(w.get_validation_error(page), "error") + w.clean_validation_error(page) + eq(w.get_validation_error(page), None) + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/gui/tests/test_mainwindow_rc.py b/src/leap/gui/tests/test_mainwindow_rc.py new file mode 100644 index 00000000..5004b0ac --- /dev/null +++ b/src/leap/gui/tests/test_mainwindow_rc.py @@ -0,0 +1,32 @@ +import unittest +import hashlib + +try: + import sip + sip.setapi('QVariant', 2) +except ValueError: + pass + +from leap.gui import mainwindow_rc + +# I have to admit that there's something +# perverse in testing this. +# Even though, I still think that it _is_ a good idea +# to put a check to avoid non-updated resources files. + +# so, if you came here because an updated resource +# did break a test, what you have to do is getting +# the md5 hash of your qt_resource_data and change it here. + +# annoying? yep. try making a script for that :P + + +class MainWindowResourcesTest(unittest.TestCase): + + def test_mainwindow_resources_hash(self): + self.assertEqual( + hashlib.md5(mainwindow_rc.qt_resource_data).hexdigest(), + 'ff331dc5ab50df1572b4f5c5a2691ce5') + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/gui/tests/test_progress.py b/src/leap/gui/tests/test_progress.py new file mode 100644 index 00000000..1f9f9e38 --- /dev/null +++ b/src/leap/gui/tests/test_progress.py @@ -0,0 +1,449 @@ +from collections import namedtuple +import sys +import unittest +import Queue + +import mock + +from leap.testing import qunittest +from leap.testing import pyqt + +from PyQt4 import QtGui +from PyQt4 import QtCore +from PyQt4.QtTest import QTest +from PyQt4.QtCore import Qt + +from leap.gui import progress + + +class ProgressStepTestCase(unittest.TestCase): + + def test_step_attrs(self): + ps = progress.ProgressStep + step = ps('test', False, 1) + # instance + self.assertEqual(step.index, 1) + self.assertEqual(step.name, "test") + self.assertEqual(step.done, False) + step = ps('test2', True, 2) + self.assertEqual(step.index, 2) + self.assertEqual(step.name, "test2") + self.assertEqual(step.done, True) + + # class methods and attrs + self.assertEqual(ps.columns(), ('name', 'done')) + self.assertEqual(ps.NAME, 0) + self.assertEqual(ps.DONE, 1) + + +class ProgressStepContainerTestCase(unittest.TestCase): + def setUp(self): + self.psc = progress.ProgressStepContainer() + + def addSteps(self, number): + Step = progress.ProgressStep + for n in range(number): + self.psc.addStep(Step("%s" % n, False, n)) + + def test_attrs(self): + self.assertEqual(self.psc.columns, + ('name', 'done')) + + def test_add_steps(self): + Step = progress.ProgressStep + self.assertTrue(len(self.psc) == 0) + self.psc.addStep(Step('one', False, 0)) + self.assertTrue(len(self.psc) == 1) + self.psc.addStep(Step('two', False, 1)) + self.assertTrue(len(self.psc) == 2) + + def test_del_all_steps(self): + self.assertTrue(len(self.psc) == 0) + self.addSteps(5) + self.assertTrue(len(self.psc) == 5) + self.psc.removeAllSteps() + self.assertTrue(len(self.psc) == 0) + + def test_del_step(self): + Step = progress.ProgressStep + self.addSteps(5) + self.assertTrue(len(self.psc) == 5) + self.psc.removeStep(self.psc.step(4)) + self.assertTrue(len(self.psc) == 4) + self.psc.removeStep(self.psc.step(4)) + self.psc.removeStep(Step('none', False, 5)) + self.psc.removeStep(self.psc.step(4)) + + def test_iter(self): + self.addSteps(10) + self.assertEqual( + [x.index for x in self.psc], + [x for x in range(10)]) + + +class StepsTableWidgetTestCase(unittest.TestCase): + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + self.stw = progress.StepsTableWidget() + + def tearDown(self): + QtGui.qApp = None + self.app = None + + def test_defaults(self): + self.assertTrue(isinstance(self.stw, QtGui.QTableWidget)) + self.assertEqual(self.stw.focusPolicy(), 0) + + +class TestWithStepsClass(QtGui.QWidget, progress.WithStepsMixIn): + + def __init__(self, parent=None): + super(TestWithStepsClass, self).__init__(parent=parent) + self.setupStepsProcessingQueue() + self.statuses = [] + self.current_page = "testpage" + + def onStepStatusChanged(self, *args): + """ + blank out this gui method + that will add status lines + """ + self.statuses.append(args) + + +class WithStepsMixInTestCase(qunittest.TestCase): + + TIMER_WAIT = 2 * progress.WithStepsMixIn.STEPS_TIMER_MS / 1000.0 + + # XXX can spy on signal connections + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + self.stepy = TestWithStepsClass() + #self.connects = [] + #pyqt.enableSignalDebugging( + #connectCall=lambda *args: self.connects.append(args)) + #self.assertEqual(self.connects, []) + #self.stepy.stepscheck_timer.timeout.disconnect( + #self.stepy.processStepsQueue) + + def tearDown(self): + QtGui.qApp = None + self.app = None + + def test_has_queue(self): + s = self.stepy + self.assertTrue(hasattr(s, 'steps_queue')) + self.assertTrue(isinstance(s.steps_queue, Queue.Queue)) + self.assertTrue(isinstance(s.stepscheck_timer, QtCore.QTimer)) + + def test_do_checks_delegation(self): + s = self.stepy + + _do_checks = mock.Mock() + _do_checks.return_value = ( + (("test", 0), lambda: None), + (("test", 0), lambda: None)) + s._do_checks = _do_checks + s.do_checks() + self.waitFor(seconds=self.TIMER_WAIT) + _do_checks.assert_called_with() + self.assertEqual(len(s.statuses), 2) + + # test that a failed test interrupts the run + + s.statuses = [] + _do_checks = mock.Mock() + _do_checks.return_value = ( + (("test", 0), lambda: None), + (("test", 0), lambda: False), + (("test", 0), lambda: None)) + s._do_checks = _do_checks + s.do_checks() + self.waitFor(seconds=self.TIMER_WAIT) + _do_checks.assert_called_with() + self.assertEqual(len(s.statuses), 2) + + def test_process_queue(self): + s = self.stepy + q = s.steps_queue + s.set_failed_icon = mock.MagicMock() + with self.assertRaises(AssertionError): + q.put('foo') + self.waitFor(seconds=self.TIMER_WAIT) + s.set_failed_icon.assert_called_with() + q.put("failed") + self.waitFor(seconds=self.TIMER_WAIT) + s.set_failed_icon.assert_called_with() + + def test_on_checks_validation_ready_called(self): + s = self.stepy + s.on_checks_validation_ready = mock.MagicMock() + + _do_checks = mock.Mock() + _do_checks.return_value = ( + (("test", 0), lambda: None),) + s._do_checks = _do_checks + s.do_checks() + + self.waitFor(seconds=self.TIMER_WAIT) + s.on_checks_validation_ready.assert_called_with() + + def test_fail(self): + s = self.stepy + + s.wizard = mock.Mock() + wizard = s.wizard.return_value + wizard.set_validation_error.return_value = True + s.completeChanged = mock.Mock() + s.completeChanged.emit.return_value = True + + self.assertFalse(s.fail(err="foo")) + self.waitFor(seconds=self.TIMER_WAIT) + wizard.set_validation_error.assert_called_with('testpage', 'foo') + s.completeChanged.emit.assert_called_with() + + # with no args + s.wizard = mock.Mock() + wizard = s.wizard.return_value + wizard.set_validation_error.return_value = True + s.completeChanged = mock.Mock() + s.completeChanged.emit.return_value = True + + self.assertFalse(s.fail()) + self.waitFor(seconds=self.TIMER_WAIT) + with self.assertRaises(AssertionError): + wizard.set_validation_error.assert_called_with() + s.completeChanged.emit.assert_called_with() + + def test_done(self): + s = self.stepy + s.done = False + + s.completeChanged = mock.Mock() + s.completeChanged.emit.return_value = True + + self.assertFalse(s.is_done()) + s.set_done() + self.assertTrue(s.is_done()) + s.completeChanged.emit.assert_called_with() + + s.completeChanged = mock.Mock() + s.completeChanged.emit.return_value = True + s.set_undone() + self.assertFalse(s.is_done()) + + def test_back_and_next(self): + s = self.stepy + s.wizard = mock.Mock() + wizard = s.wizard.return_value + wizard.back.return_value = True + wizard.next.return_value = True + s.go_back() + wizard.back.assert_called_with() + s.go_next() + wizard.next.assert_called_with() + + def test_on_step_statuschanged_slot(self): + s = self.stepy + s.onStepStatusChanged = progress.WithStepsMixIn.onStepStatusChanged + s.add_status_line = mock.Mock() + s.set_checked_icon = mock.Mock() + s.progress = mock.Mock() + s.progress.setValue.return_value = True + s.progress.update.return_value = True + + s.onStepStatusChanged(s, "end_sentinel") + s.set_checked_icon.assert_called_with() + + s.onStepStatusChanged(s, "foo") + s.add_status_line.assert_called_with("foo") + + s.onStepStatusChanged(s, "bar", 42) + s.progress.setValue.assert_called_with(42) + s.progress.update.assert_called_with() + + def test_steps_and_errors(self): + s = self.stepy + s.setupSteps() + self.assertTrue(isinstance(s.steps, progress.ProgressStepContainer)) + self.assertEqual(s.errors, {}) + s.set_error('fooerror', 'barerror') + self.assertEqual(s.errors, {'fooerror': 'barerror'}) + s.set_error('2', 42) + self.assertEqual(s.errors, {'fooerror': 'barerror', '2': 42}) + fe = s.pop_first_error() + self.assertEqual(fe, ('fooerror', 'barerror')) + self.assertEqual(s.errors, {'2': 42}) + s.clean_errors() + self.assertEqual(s.errors, {}) + + def test_launch_chechs_slot(self): + s = self.stepy + s.do_checks = mock.Mock() + s.launch_checks() + s.do_checks.assert_called_with() + + def test_clean_wizard_errors(self): + s = self.stepy + s.wizard = mock.Mock() + wizard = s.wizard.return_value + wizard.set_validation_error.return_value = True + s.clean_wizard_errors(pagename="foopage") + wizard.set_validation_error.assert_called_with("foopage", None) + + def test_clear_table(self): + s = self.stepy + s.stepsTableWidget = mock.Mock() + s.stepsTableWidget.clearContents.return_value = True + s.clearTable() + s.stepsTableWidget.clearContents.assert_called_with() + + def test_populate_steps_table(self): + s = self.stepy + Step = namedtuple('Step', ['name', 'done']) + + class Steps(object): + columns = ("name", "done") + _items = (Step('step1', False), Step('step2', False)) + + def __len__(self): + return 2 + + def __iter__(self): + for i in self._items: + yield i + + s.steps = Steps() + + s.stepsTableWidget = mock.Mock() + s.stepsTableWidget.setItem.return_value = True + s.resizeTable = mock.Mock() + s.update = mock.Mock() + s.populateStepsTable() + s.update.assert_called_with() + s.resizeTable.assert_called_with() + + # assert stepsTableWidget.setItem called ... + # we do not want to get into the actual + # <QTableWidgetItem object at 0x92a565c> + call_list = s.stepsTableWidget.setItem.call_args_list + indexes = [(y, z) for y, z, xx in [x[0] for x in call_list]] + self.assertEqual(indexes, + [(0, 0), (0, 1), (1, 0), (1, 1)]) + + def test_add_status_line(self): + s = self.stepy + s.steps = progress.ProgressStepContainer() + s.stepsTableWidget = mock.Mock() + s.stepsTableWidget.width.return_value = 100 + s.set_item = mock.Mock() + s.set_item_icon = mock.Mock() + s.add_status_line("new status") + s.set_item_icon.assert_called_with(current=False) + + def test_set_item_icon(self): + s = self.stepy + s.steps = progress.ProgressStepContainer() + s.stepsTableWidget = mock.Mock() + s.stepsTableWidget.setCellWidget.return_value = True + s.stepsTableWidget.width.return_value = 100 + #s.set_item = mock.Mock() + #s.set_item_icon = mock.Mock() + s.add_status_line("new status") + s.add_status_line("new 2 status") + s.add_status_line("new 3 status") + call_list = s.stepsTableWidget.setCellWidget.call_args_list + indexes = [(y, z) for y, z, xx in [x[0] for x in call_list]] + self.assertEqual( + indexes, + [(0, 1), (-1, 1), (1, 1), (0, 1), (2, 1), (1, 1)]) + + +class TestInlineValidationPage(progress.InlineValidationPage): + pass + + +class InlineValidationPageTestCase(unittest.TestCase): + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + self.page = TestInlineValidationPage() + + def tearDown(self): + QtGui.qApp = None + self.app = None + + def test_defaults(self): + self.assertFalse(self.page.done) + # if setupProcessingQueue was called + self.assertTrue(isinstance(self.page.stepscheck_timer, QtCore.QTimer)) + self.assertTrue(isinstance(self.page.steps_queue, Queue.Queue)) + + def test_validation_frame(self): + # test frame creation + self.page.stepsTableWidget = progress.StepsTableWidget( + parent=self.page) + self.page.setupValidationFrame() + self.assertTrue(isinstance(self.page.valFrame, QtGui.QFrame)) + + # test show steps calls frame.show + self.page.valFrame = mock.Mock() + self.page.valFrame.show.return_value = True + self.page.showStepsFrame() + self.page.valFrame.show.assert_called_with() + + +class TestValidationPage(progress.ValidationPage): + pass + + +class ValidationPageTestCase(unittest.TestCase): + + def setUp(self): + self.app = QtGui.QApplication(sys.argv) + QtGui.qApp = self.app + self.page = TestValidationPage() + + def tearDown(self): + QtGui.qApp = None + self.app = None + + def test_defaults(self): + self.assertFalse(self.page.done) + # if setupProcessingQueue was called + self.assertTrue(isinstance(self.page.timer, QtCore.QTimer)) + self.assertTrue(isinstance(self.page.stepscheck_timer, QtCore.QTimer)) + self.assertTrue(isinstance(self.page.steps_queue, Queue.Queue)) + + def test_is_complete(self): + self.assertFalse(self.page.isComplete()) + self.page.done = True + self.assertTrue(self.page.isComplete()) + self.page.done = False + self.assertFalse(self.page.isComplete()) + + def test_show_hide_progress(self): + p = self.page + p.progress = mock.Mock() + p.progress.show.return_code = True + p.show_progress() + p.progress.show.assert_called_with() + p.progress.hide.return_code = True + p.hide_progress() + p.progress.hide.assert_called_with() + + def test_initialize_page(self): + p = self.page + p.timer = mock.Mock() + p.timer.singleShot.return_code = True + p.initializePage() + p.timer.singleShot.assert_called_with(0, p.do_checks) + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/gui/tests/test_threads.py b/src/leap/gui/tests/test_threads.py new file mode 100644 index 00000000..06c19606 --- /dev/null +++ b/src/leap/gui/tests/test_threads.py @@ -0,0 +1,27 @@ +import unittest + +import mock +from leap.gui import threads + + +class FunThreadTestCase(unittest.TestCase): + + def setUp(self): + self.fun = mock.MagicMock() + self.fun.return_value = "foo" + self.t = threads.FunThread(fun=self.fun) + + def test_thread(self): + self.t.begin() + self.t.wait() + self.fun.assert_called() + del self.t + + def test_run(self): + # this is called by PyQt + self.t.run() + del self.t + self.fun.assert_called() + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/gui/threads.py b/src/leap/gui/threads.py new file mode 100644 index 00000000..8aad8866 --- /dev/null +++ b/src/leap/gui/threads.py @@ -0,0 +1,21 @@ +from PyQt4 import QtCore + + +class FunThread(QtCore.QThread): + + def __init__(self, fun=None, parent=None): + + QtCore.QThread.__init__(self, parent) + self.exiting = False + self.fun = fun + + def __del__(self): + self.exiting = True + self.wait() + + def run(self): + if self.fun: + self.fun() + + def begin(self): + self.start() diff --git a/src/leap/gui/utils.py b/src/leap/gui/utils.py new file mode 100644 index 00000000..f91ac3ef --- /dev/null +++ b/src/leap/gui/utils.py @@ -0,0 +1,34 @@ +""" +utility functions to work with gui objects +""" +from PyQt4 import QtCore + + +def layout_widgets(layout): + """ + return a generator with all widgets in a layout + """ + return (layout.itemAt(i) for i in range(layout.count())) + + +DELAY_MSECS = 50 + + +def delay(obj, method_str=None, call_args=None): + """ + Triggers a function or slot with a small delay. + this is a mainly a hack to get responsiveness in the ui + in cases in which the event loop freezes and the task + is not heavy enough to setup a processing queue. + """ + if callable(obj) and not method_str: + fun = lambda: obj() + + if method_str: + invoke = QtCore.QMetaObject.invokeMethod + if call_args: + fun = lambda: invoke(obj, method_str, call_args) + else: + fun = lambda: invoke(obj, method_str) + + QtCore.QTimer().singleShot(DELAY_MSECS, fun) diff --git a/src/leap/testing/__init__.py b/src/leap/testing/__init__.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/src/leap/testing/__init__.py diff --git a/src/leap/testing/basetest.py b/src/leap/testing/basetest.py new file mode 100644 index 00000000..3186e1eb --- /dev/null +++ b/src/leap/testing/basetest.py @@ -0,0 +1,85 @@ +import os +import platform +import shutil +import tempfile + +try: + import unittest2 as unittest +except ImportError: + import unittest + +from leap.base.config import get_username, get_groupname +from leap.util.fileutil import mkdir_p, check_and_fix_urw_only + +_system = platform.system() + + +class BaseLeapTest(unittest.TestCase): + + __name__ = "leap_test" + + @classmethod + def setUpClass(cls): + cls.old_path = os.environ['PATH'] + cls.old_home = os.environ['HOME'] + cls.tempdir = tempfile.mkdtemp(prefix="leap_tests-") + cls.home = cls.tempdir + bin_tdir = os.path.join( + cls.tempdir, + 'bin') + os.environ["PATH"] = bin_tdir + os.environ["HOME"] = cls.tempdir + + @classmethod + def tearDownClass(cls): + os.environ["PATH"] = cls.old_path + os.environ["HOME"] = cls.old_home + # safety check + assert cls.tempdir.startswith('/tmp/leap_tests-') + shutil.rmtree(cls.tempdir) + + # you have to override these methods + # this way we ensure we did not put anything + # here that you can forget to call. + + def setUp(self): + raise NotImplementedError("abstract base class") + + def tearDown(self): + raise NotImplementedError("abstract base class") + + # + # helper methods + # + + def get_tempfile(self, filename): + return os.path.join(self.tempdir, filename) + + def get_username(self): + return get_username() + + def get_groupname(self): + return get_groupname() + + def _missing_test_for_plat(self, do_raise=False): + if do_raise: + raise NotImplementedError( + "This test is not implemented " + "for the running platform: %s" % + _system) + + def touch(self, filepath): + folder, filename = os.path.split(filepath) + if not os.path.isdir(folder): + mkdir_p(folder) + # XXX should move to test_basetest + self.assertTrue(os.path.isdir(folder)) + + with open(filepath, 'w') as fp: + fp.write(' ') + + # XXX should move to test_basetest + self.assertTrue(os.path.isfile(filepath)) + + def chmod600(self, filepath): + check_and_fix_urw_only(filepath) diff --git a/src/leap/testing/cacert.pem b/src/leap/testing/cacert.pem new file mode 100644 index 00000000..6989c480 --- /dev/null +++ b/src/leap/testing/cacert.pem @@ -0,0 +1,23 @@ +-----BEGIN CERTIFICATE----- +MIID1TCCAr2gAwIBAgIJAOv0BS09D8byMA0GCSqGSIb3DQEBBQUAMIGAMQswCQYD +VQQGEwJVUzETMBEGA1UECAwKY3liZXJzcGFjZTEnMCUGA1UECgweTEVBUCBFbmNy +eXB0aW9uIEFjY2VzcyBQcm9qZWN0MRYwFAYDVQQDDA10ZXN0cy1sZWFwLnNlMRsw +GQYJKoZIhvcNAQkBFgxpbmZvQGxlYXAuc2UwHhcNMTIwODMxMTYyNjMwWhcNMTUw +ODMxMTYyNjMwWjCBgDELMAkGA1UEBhMCVVMxEzARBgNVBAgMCmN5YmVyc3BhY2Ux +JzAlBgNVBAoMHkxFQVAgRW5jcnlwdGlvbiBBY2Nlc3MgUHJvamVjdDEWMBQGA1UE +AwwNdGVzdHMtbGVhcC5zZTEbMBkGCSqGSIb3DQEJARYMaW5mb0BsZWFwLnNlMIIB +IjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1pU7OU+abrUXFZwp6X0LlF0f +xQvC1Nmr5sFH7N9RTu3bdwY2t57ECP2TPkH6+x7oOvCTgAMxIE1scWEEkfgKViqW +FH/Om1UW1PMaiDYGtFuqEuxM95FvaYxp2K6rzA37WNsedA28sCYzhRD+/5HqbCNT +3rRS2cPaVO8kXI/5bgd8bUk3009pWTg4SvTtOW/9MWJbBH5f5JWmMn7Ayt6hIdT/ +E6npofEK/UCqAlEscARYFXSB/F8nK1whjo9mGFjMUd7d/25UbFHqOk4K7ishD4DH +F7LaS84rS+Sjwn3YtDdDQblGghJfz8X1AfPSGivGnvLVdkmMF9Y2hJlSQ7+C5wID +AQABo1AwTjAdBgNVHQ4EFgQUnpJEv4FnlqKbfm7mprudKdrnOAowHwYDVR0jBBgw +FoAUnpJEv4FnlqKbfm7mprudKdrnOAowDAYDVR0TBAUwAwEB/zANBgkqhkiG9w0B +AQUFAAOCAQEAGW66qwdK/ATRVZkTpI2sgi+2dWD5tY4VyZuJIrRwfXsGPeVvmdsa +zDmwW5dMkth1Of5yO6o7ijvUvfnw/UCLNLNICKZhH5G0DHstfBeFc0jnP2MqOZCp +puRGPBlO2nxUCvoGcPRUKGQK9XSYmxcmaSFyzKVDMLnmH+Lakj5vaY9a8ZAcZTz7 +T5qePxKAxg+RIlH8Ftc485QP3fhqPYPrRsL3g6peiqCvIRshoP1MSoh19boI+1uX +wHQ/NyDkL5ErKC5JCSpaeF8VG1ek570kKWQLuQAbnlXZw+Sqfu35CIdizHaYGEcx +xA8oXH4L2JaT2x9GKDSpCmB2xXy/NVamUg== +-----END CERTIFICATE----- diff --git a/src/leap/testing/https_server.py b/src/leap/testing/https_server.py new file mode 100644 index 00000000..21191c32 --- /dev/null +++ b/src/leap/testing/https_server.py @@ -0,0 +1,68 @@ +from BaseHTTPServer import HTTPServer +import os +import ssl +import SocketServer +import threading +import unittest + +_where = os.path.split(__file__)[0] + + +def where(filename): + return os.path.join(_where, filename) + + +class HTTPSServer(HTTPServer): + def server_bind(self): + SocketServer.TCPServer.server_bind(self) + self.socket = ssl.wrap_socket( + self.socket, server_side=True, + certfile=where("leaptestscert.pem"), + keyfile=where("leaptestskey.pem"), + ca_certs=where("cacert.pem"), + ssl_version=ssl.PROTOCOL_SSLv23) + + +class TestServerThread(threading.Thread): + def __init__(self, test_object, request_handler): + threading.Thread.__init__(self) + self.request_handler = request_handler + self.test_object = test_object + + def run(self): + self.server = HTTPSServer(('localhost', 0), self.request_handler) + host, port = self.server.socket.getsockname() + self.test_object.HOST, self.test_object.PORT = host, port + self.test_object.server_started.set() + self.test_object = None + try: + self.server.serve_forever(0.05) + finally: + self.server.server_close() + + def stop(self): + self.server.shutdown() + + +class BaseHTTPSServerTestCase(unittest.TestCase): + """ + derived classes need to implement a request_handler + """ + def setUp(self): + self.server_started = threading.Event() + self.thread = TestServerThread(self, self.request_handler) + self.thread.start() + self.server_started.wait() + + def tearDown(self): + self.thread.stop() + + def get_server(self): + host, port = self.HOST, self.PORT + if host == "127.0.0.1": + host = "localhost" + return "%s:%s" % (host, port) + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/testing/leaptestscert.pem b/src/leap/testing/leaptestscert.pem new file mode 100644 index 00000000..65596b1a --- /dev/null +++ b/src/leap/testing/leaptestscert.pem @@ -0,0 +1,84 @@ +Certificate: + Data: + Version: 3 (0x2) + Serial Number: + eb:f4:05:2d:3d:0f:c6:f3 + Signature Algorithm: sha1WithRSAEncryption + Issuer: C=US, ST=cyberspace, O=LEAP Encryption Access Project, CN=tests-leap.se/emailAddress=info@leap.se + Validity + Not Before: Aug 31 16:30:17 2012 GMT + Not After : Aug 31 16:30:17 2013 GMT + Subject: C=US, ST=cyberspace, L=net, O=LEAP Encryption Access Project, CN=localhost/emailAddress=info@leap.se + Subject Public Key Info: + Public Key Algorithm: rsaEncryption + Public-Key: (2048 bit) + Modulus: + 00:bc:f1:c4:05:ce:4b:d5:9b:9a:fa:c1:a5:0c:89: + 15:7e:05:69:b6:a4:62:38:3a:d6:14:4a:36:aa:3c: + 31:70:54:2e:bf:7d:05:19:ad:7b:0c:a9:a6:7d:46: + be:83:62:cb:ea:b9:48:6c:7d:78:a0:10:0b:ad:8a: + 74:7a:b8:ff:32:85:64:36:90:dc:38:dd:90:6e:07: + 82:70:ae:5f:4e:1f:f4:46:98:f3:98:b4:fa:08:65: + bf:d6:ec:a9:ba:7e:a8:f0:40:a2:d0:1a:cb:e6:fc: + 95:c5:54:63:92:5b:b8:0a:36:cc:26:d3:2b:ad:16: + ff:49:53:f4:65:7c:64:27:9a:f5:12:75:11:a5:0c: + 5a:ea:1e:e4:31:f3:a6:2b:db:0e:4a:5d:aa:47:3a: + f0:5e:2a:d5:6f:74:b6:f8:bc:9a:73:d0:fa:8a:be: + a8:69:47:9b:07:45:d9:b5:cd:1c:9b:c5:41:9a:65: + cc:99:a0:bd:bf:b5:e8:9f:66:5f:69:c9:6d:c8:68: + 50:68:74:ae:8e:12:7e:9c:24:4f:dc:05:61:b7:8a: + 6d:2a:95:43:d9:3f:fe:d8:c9:a7:ae:63:cd:30:d5: + 95:84:18:2d:12:b5:2d:a6:fe:37:dd:74:b8:f8:a5: + 59:18:8f:ca:f7:ae:63:0d:9d:66:51:7d:9c:40:48: + 9b:a1 + Exponent: 65537 (0x10001) + X509v3 extensions: + X509v3 Basic Constraints: + CA:FALSE + Netscape Comment: + OpenSSL Generated Certificate + X509v3 Subject Key Identifier: + B2:50:B4:C6:38:8F:BA:C4:3B:69:4C:6B:45:7C:CF:08:48:36:02:E0 + X509v3 Authority Key Identifier: + keyid:9E:92:44:BF:81:67:96:A2:9B:7E:6E:E6:A6:BB:9D:29:DA:E7:38:0A + + Signature Algorithm: sha1WithRSAEncryption + aa:ab:d4:27:e3:cb:42:05:55:fd:24:b3:e5:55:7d:fb:ce:6c: + ff:c7:96:f0:7d:30:a1:53:4a:04:eb:a4:24:5e:96:ee:65:ef: + e5:aa:08:47:9d:aa:95:2a:bb:6a:28:9f:51:62:63:d9:7d:1a: + 81:a0:72:f7:9f:33:6b:3b:f4:dc:85:cd:2a:ee:83:a9:93:3d: + 75:53:91:fa:0b:1b:10:83:11:2c:03:4e:ac:bf:c3:e6:25:74: + 9f:14:13:4a:43:66:c2:d7:1c:6c:94:3e:a6:f3:a5:bd:01:2c: + 9f:20:29:2e:62:82:12:d8:8b:70:1b:88:2b:18:68:5a:45:80: + 46:2a:6a:d5:df:1f:d3:e8:57:39:0a:be:1a:d8:b0:3e:e5:b6: + c3:69:b7:5e:c0:7b:b3:a8:a6:78:ee:0a:3d:a0:74:40:fb:42: + 9f:f4:98:7f:47:cc:15:28:eb:b1:95:77:82:a8:65:9b:46:c3: + 4f:f9:f4:72:be:bd:24:28:5c:0d:b3:89:e4:13:71:c8:a7:54: + 1b:26:15:f3:c1:b2:a9:13:77:54:c2:b9:b0:c7:24:39:00:4c: + 1a:a7:9b:e7:ad:4a:3a:32:c2:81:0d:13:2d:27:ea:98:00:a9: + 0e:9e:38:3b:8f:80:34:17:17:3d:49:7e:f4:a5:19:05:28:08: + 7d:de:d3:1f +-----BEGIN CERTIFICATE----- +MIIECjCCAvKgAwIBAgIJAOv0BS09D8bzMA0GCSqGSIb3DQEBBQUAMIGAMQswCQYD +VQQGEwJVUzETMBEGA1UECAwKY3liZXJzcGFjZTEnMCUGA1UECgweTEVBUCBFbmNy 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+v4lhqBpsO+Ij80oHAPUI3RYVud/VnEauCUlGftWfM1hwPPJu6KhHAnDleAWDE5pV +oDinwBkCgYEAnn/OceaqA2fNYp1IRegbFzpewjUlHLq3bXiCIVhO7W/HqsdfUxjE +VVdjEno/pAG7ZCO5j8u+rLkG2ZIVY3qsUENUiXz52Q08qEltgM8nfirK7vIQkfd9 +YISRE3QHYJd+ArY4v+7rNeF1O5eIEyzPAbvG5raeZFcZ6POxy66uWKo= +-----END RSA PRIVATE KEY----- diff --git a/src/leap/testing/pyqt.py b/src/leap/testing/pyqt.py new file mode 100644 index 00000000..6edaf059 --- /dev/null +++ b/src/leap/testing/pyqt.py @@ -0,0 +1,52 @@ +from PyQt4 import QtCore + +_oldConnect = QtCore.QObject.connect +_oldDisconnect = QtCore.QObject.disconnect +_oldEmit = QtCore.QObject.emit + + +def _wrapConnect(callableObject): + """ + Returns a wrapped call to the old version of QtCore.QObject.connect + """ + @staticmethod + def call(*args): + callableObject(*args) + _oldConnect(*args) + return call + + +def _wrapDisconnect(callableObject): + """ + Returns a wrapped call to the old version of QtCore.QObject.disconnect + """ + @staticmethod + def call(*args): + callableObject(*args) + _oldDisconnect(*args) + return call + + +def enableSignalDebugging(**kwargs): + """ + Call this to enable Qt Signal debugging. This will trap all + connect, and disconnect calls. + """ + + f = lambda *args: None + connectCall = kwargs.get('connectCall', f) + disconnectCall = kwargs.get('disconnectCall', f) + emitCall = kwargs.get('emitCall', f) + + def printIt(msg): + def call(*args): + print msg, args + return call + QtCore.QObject.connect = _wrapConnect(connectCall) + QtCore.QObject.disconnect = _wrapDisconnect(disconnectCall) + + def new_emit(self, *args): + emitCall(self, *args) + _oldEmit(self, *args) + + QtCore.QObject.emit = new_emit diff --git a/src/leap/testing/qunittest.py b/src/leap/testing/qunittest.py new file mode 100644 index 00000000..b89ccec3 --- /dev/null +++ b/src/leap/testing/qunittest.py @@ -0,0 +1,302 @@ +# -*- coding: utf-8 -*- + +# **qunittest** is an standard Python `unittest` enhancement for PyQt4, +# allowing +# you to test asynchronous code using standard synchronous testing facility. +# +# The source for `qunittest` is available on [GitHub][gh], and released under +# the MIT license. +# +# Slightly modified by The Leap Project. + +### Prerequisites + +# Import unittest2 or unittest +try: + import unittest2 as unittest +except ImportError: + import unittest + +# ... and some standard Python libraries +import sys +import functools +import contextlib +import re + +# ... and several PyQt classes +from PyQt4.QtCore import QTimer +from PyQt4.QtTest import QTest +from PyQt4 import QtGui + +### The code + + +# Override standard main method, by invoking it inside PyQt event loop + +def main(*args, **kwargs): + qapplication = QtGui.QApplication(sys.argv) + + QTimer.singleShot(0, unittest.main(*args, **kwargs)) + qapplication.exec_() + +""" +This main substitute does not integrate with unittest. + +Note about mixing the event loop and unittests: + +Unittest will fail if we keep more than one reference to a QApplication. +(pyqt expects to be and only one). +So, for the things that need a QApplication to exist, do something like: + + self.app = QApplication() + QtGui.qApp = self.app + +in the class setUp, and:: + + QtGui.qApp = None + self.app = None + +in the class tearDown. + +For some explanation about this, see + http://stuvel.eu/blog/127/multiple-instances-of-qapplication-in-one-process +and + http://www.riverbankcomputing.com/pipermail/pyqt/2010-September/027705.html +""" + + +# Helper returning the name of a given signal + +def _signal_name(signal): + s = repr(signal) + name_re = "signal (\w+) of (\w+)" + match = re.search(name_re, s, re.I) + if not match: + return "??" + return "%s#%s" % (match.group(2), match.group(1)) + + +class _SignalConnector(object): + """ Encapsulates signal assertion testing """ + def __init__(self, test, signal, callable_): + self.test = test + self.callable_ = callable_ + self.called_with = None + self.emited = False + self.signal = signal + self._asserted = False + + signal.connect(self.on_signal_emited) + + # Store given parameters and mark signal as `emited` + def on_signal_emited(self, *args, **kwargs): + self.called_with = (args, kwargs) + self.emited = True + + def assertEmission(self): + # Assert once wheter signal was emited or not + was_asserted = self._asserted + self._asserted = True + + if not was_asserted: + if not self.emited: + self.test.fail( + "signal %s not emited" % (_signal_name(self.signal))) + + # Call given callable is necessary + if self.callable_: + args, kwargs = self.called_with + self.callable_(*args, **kwargs) + + def __enter__(self): + # Assert emission when context is entered + self.assertEmission() + return self.called_with + + def __exit__(self, *_): + return False + +### Unit Testing + +# `qunittest` does not force much abould how test should look - it just adds +# several helpers for asynchronous code testing. +# +# Common test case may look like this: +# +# import qunittest +# from calculator import Calculator +# +# class TestCalculator(qunittest.TestCase): +# def setUp(self): +# self.calc = Calculator() +# +# def test_should_add_two_numbers_synchronously(self): +# # given +# a, b = 2, 3 +# +# # when +# r = self.calc.add(a, b) +# +# # then +# self.assertEqual(5, r) +# +# def test_should_calculate_factorial_in_background(self): +# # given +# +# # when +# self.calc.factorial(20) +# +# # then +# self.assertEmited(self.calc.done) with (args, kwargs): +# self.assertEqual([2432902008176640000], args) +# +# if __name__ == "__main__": +# main() +# +# Test can be run by typing: +# +# python test_calculator.py +# +# Automatic test discovery is not supported now, because testing PyQt needs +# an instance of `QApplication` and its `exec_` method is blocking. +# + + +### TestCase class + +class TestCase(unittest.TestCase): + """ + Extends standard `unittest.TestCase` with several PyQt4 testing features + useful for asynchronous testing. + """ + def __init__(self, *args, **kwargs): + super(TestCase, self).__init__(*args, **kwargs) + + self._clearSignalConnectors() + self._succeeded = False + self.addCleanup(self._clearSignalConnectors) + self.tearDown = self._decorateTearDown(self.tearDown) + + ### Protected methods + + def _clearSignalConnectors(self): + self._connectedSignals = [] + + def _decorateTearDown(self, tearDown): + @functools.wraps(tearDown) + def decorator(): + self._ensureEmitedSignals() + return tearDown() + return decorator + + def _ensureEmitedSignals(self): + """ + Checks if signals were acually emited. Raises AssertionError if no. + """ + # TODO: add information about line + for signal in self._connectedSignals: + signal.assertEmission() + + ### Assertions + + def assertEmited(self, signal, callable_=None, timeout=1): + """ + Asserts if given `signal` was emited. Waits 1 second by default, + before asserts signal emission. + + If `callable_` is given, it should be a function which takes two + arguments: `args` and `kwargs`. It will be called after blocking + operation or when assertion about signal emission is made and + signal was emited. + + When timeout is not `False`, method call is blocking, and ends + after `timeout` seconds. After that time, it validates wether + signal was emited. + + When timeout is `False`, method is non blocking, and test should wait + for signals afterwards. Otherwise, at the end of the test, all + signal emissions are checked if appeared. + + Function returns context, which yields to list of parameters given + to signal. It can be useful for testing given parameters. Following + code: + + with self.assertEmited(widget.signal) as (args, kwargs): + self.assertEqual(1, len(args)) + self.assertEqual("Hello World!", args[0]) + + will wait 1 second and test for correct parameters, is signal was + emtied. + + Note that code: + + with self.assertEmited(widget.signal, timeout=False) as (a, k): + # Will not be invoked + + will always fail since signal cannot be emited in the time of its + connection - code inside the context will not be invoked at all. + """ + + connector = _SignalConnector(self, signal, callable_) + self._connectedSignals.append(connector) + if timeout: + self.waitFor(timeout) + connector.assertEmission() + + return connector + + ### Helper methods + + @contextlib.contextmanager + def invokeAfter(self, seconds, callable_=None): + """ + Waits given amount of time and executes the context. + + If `callable_` is given, executes it, instead of context. + """ + self.waitFor(seconds) + if callable_: + callable_() + else: + yield + + def waitFor(self, seconds): + """ + Waits given amount of time. + + self.widget.loadImage(url) + self.waitFor(seconds=10) + """ + QTest.qWait(seconds * 1000) + + def succeed(self, bool_=True): + """ Marks test as suceeded for next `failAfter()` invocation. """ + self._succeeded = self._succeeded or bool_ + + def failAfter(self, seconds, message=None): + """ + Waits given amount of time, and fails the test if `succeed(bool)` + is not called - in most common case, `succeed(bool)` should be called + asynchronously (in signal handler): + + self.widget.signal.connect(lambda: self.succeed()) + self.failAfter(1, "signal not emited?") + + After invocation, test is no longer consider as succeeded. + """ + self.waitFor(seconds) + if not self._succeeded: + self.fail(message) + + self._succeeded = False + +### Credits +# +# * **Who is responsible:** [Dawid Fatyga][df] +# * **Source:** [GitHub][gh] +# * **Doc. generator:** [rocco][ro] +# +# [gh]: https://www.github.com/dejw/qunittest +# [df]: https://github.com/dejw +# [ro]: http://rtomayko.github.com/rocco/ +# diff --git a/src/leap/testing/test_basetest.py b/src/leap/testing/test_basetest.py new file mode 100644 index 00000000..14d8f8a3 --- /dev/null +++ b/src/leap/testing/test_basetest.py @@ -0,0 +1,91 @@ +"""becase it's oh so meta""" +try: + import unittest2 as unittest +except ImportError: + import unittest + +import os +import StringIO + +from leap.testing.basetest import BaseLeapTest + +# global for tempdir checking +_tempdir = None + + +class _TestCaseRunner(object): + def run_testcase(self, testcase=None): + if not testcase: + return None + loader = unittest.TestLoader() + suite = loader.loadTestsFromTestCase(testcase) + + # Create runner, and run testcase + io = StringIO.StringIO() + runner = unittest.TextTestRunner(stream=io) + results = runner.run(suite) + return results + + +class TestAbstractBaseLeapTest(unittest.TestCase, _TestCaseRunner): + + def test_abstract_base_class(self): + class _BaseTest(BaseLeapTest): + def test_dummy_method(self): + pass + + def test_tautology(self): + assert True + + results = self.run_testcase(_BaseTest) + + # should be 2 errors: NotImplemented + # raised for setUp/tearDown + self.assertEquals(results.testsRun, 2) + self.assertEquals(len(results.failures), 0) + self.assertEquals(len(results.errors), 2) + + +class TestInitBaseLeapTest(BaseLeapTest): + + def setUp(self): + pass + + def tearDown(self): + pass + + def test_path_is_changed(self): + os_path = os.environ['PATH'] + self.assertTrue(os_path.startswith(self.tempdir)) + + def test_old_path_is_saved(self): + self.assertTrue(len(self.old_path) > 1) + + +class TestCleanedBaseLeapTest(unittest.TestCase, _TestCaseRunner): + + def test_tempdir_is_cleaned_after_tests(self): + class _BaseTest(BaseLeapTest): + def setUp(self): + global _tempdir + _tempdir = self.tempdir + + def tearDown(self): + pass + + def test_tempdir_created(self): + self.assertTrue(os.path.isdir(self.tempdir)) + + def test_tempdir_created_on_setupclass(self): + self.assertEqual(_tempdir, self.tempdir) + + results = self.run_testcase(_BaseTest) + self.assertEquals(results.testsRun, 2) + self.assertEquals(len(results.failures), 0) + self.assertEquals(len(results.errors), 0) + + # did we cleaned the tempdir? + self.assertFalse(os.path.isdir(_tempdir)) + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/tests/fakeclient.py b/src/leap/tests/fakeclient.py deleted file mode 100644 index 45de2cd6..00000000 --- a/src/leap/tests/fakeclient.py +++ /dev/null @@ -1,63 +0,0 @@ -fakeoutput = """ -mullvad Sun Jun 17 14:34:57 2012 OpenVPN 2.2.1 i486-linux-gnu [SSL] [LZO2] [EPOLL] [PKCS11] [eurephia] [MH] [PF_INET6] [IPv6 payload 20110424-2 (2.2RC2)] built - on Mar 23 2012 -Sun Jun 17 14:34:57 2012 MANAGEMENT: TCP Socket listening on [AF_INET]127.0.0.1:7505 -Sun Jun 17 14:34:57 2012 NOTE: the current --script-security setting may allow this configuration to call user-defined scripts -Sun Jun 17 14:34:57 2012 WARNING: file 'ssl/1021380964266.key' is group or others accessible -Sun Jun 17 14:34:57 2012 LZO compression initialized -Sun Jun 17 14:34:57 2012 Control Channel MTU parms [ L:1542 D:138 EF:38 EB:0 ET:0 EL:0 ] -Sun Jun 17 14:34:57 2012 Socket Buffers: R=[163840->131072] S=[163840->131072] -Sun Jun 17 14:34:57 2012 Data Channel MTU parms [ L:1542 D:1450 EF:42 EB:135 ET:0 EL:0 AF:3/1 ] -Sun Jun 17 14:34:57 2012 Local Options hash (VER=V4): '41690919' -Sun Jun 17 14:34:57 2012 Expected Remote Options hash (VER=V4): '530fdded' -Sun Jun 17 14:34:57 2012 UDPv4 link local: [undef] -Sun Jun 17 14:34:57 2012 UDPv4 link remote: [AF_INET]46.21.99.25:1197 -Sun Jun 17 14:34:57 2012 TLS: Initial packet from [AF_INET]46.21.99.25:1197, sid=63c29ace 1d3060d0 -Sun Jun 17 14:34:58 2012 VERIFY OK: depth=2, /C=NA/ST=None/L=None/O=Mullvad/CN=Mullvad_CA/emailAddress=info@mullvad.net -Sun Jun 17 14:34:58 2012 VERIFY OK: depth=1, /C=NA/ST=None/L=None/O=Mullvad/CN=master.mullvad.net/emailAddress=info@mullvad.net -Sun Jun 17 14:34:58 2012 Validating certificate key usage -Sun Jun 17 14:34:58 2012 ++ Certificate has key usage 00a0, expects 00a0 -Sun Jun 17 14:34:58 2012 VERIFY KU OK -Sun Jun 17 14:34:58 2012 Validating certificate extended key usage -Sun Jun 17 14:34:58 2012 ++ Certificate has EKU (str) TLS Web Server Authentication, expects TLS Web Server Authentication -Sun Jun 17 14:34:58 2012 VERIFY EKU OK -Sun Jun 17 14:34:58 2012 VERIFY OK: depth=0, /C=NA/ST=None/L=None/O=Mullvad/CN=se2.mullvad.net/emailAddress=info@mullvad.net -Sun Jun 17 14:34:59 2012 Data Channel Encrypt: Cipher 'BF-CBC' initialized with 128 bit key -Sun Jun 17 14:34:59 2012 Data Channel Encrypt: Using 160 bit message hash 'SHA1' for HMAC authentication -Sun Jun 17 14:34:59 2012 Data Channel Decrypt: Cipher 'BF-CBC' initialized with 128 bit key -Sun Jun 17 14:34:59 2012 Data Channel Decrypt: Using 160 bit message hash 'SHA1' for HMAC authentication -Sun Jun 17 14:34:59 2012 Control Channel: TLSv1, cipher TLSv1/SSLv3 DHE-RSA-AES256-SHA, 2048 bit RSA -Sun Jun 17 14:34:59 2012 [se2.mullvad.net] Peer Connection Initiated with [AF_INET]46.21.99.25:1197 -Sun Jun 17 14:35:01 2012 SENT CONTROL [se2.mullvad.net]: 'PUSH_REQUEST' (status=1) -Sun Jun 17 14:35:02 2012 PUSH: Received control message: 'PUSH_REPLY,redirect-gateway def1 bypass-dhcp,dhcp-option DNS 10.11.0.1,route 10.11.0.1,topology net30,ifconfig 10.11.0.202 10.11.0.201' -Sun Jun 17 14:35:02 2012 OPTIONS IMPORT: --ifconfig/up options modified -Sun Jun 17 14:35:02 2012 OPTIONS IMPORT: route options modified -Sun Jun 17 14:35:02 2012 OPTIONS IMPORT: --ip-win32 and/or --dhcp-option options modified -Sun Jun 17 14:35:02 2012 ROUTE default_gateway=192.168.0.1 -Sun Jun 17 14:35:02 2012 TUN/TAP device tun0 opened -Sun Jun 17 14:35:02 2012 TUN/TAP TX queue length set to 100 -Sun Jun 17 14:35:02 2012 do_ifconfig, tt->ipv6=0, tt->did_ifconfig_ipv6_setup=0 -Sun Jun 17 14:35:02 2012 /sbin/ifconfig tun0 10.11.0.202 pointopoint 10.11.0.201 mtu 1500 -Sun Jun 17 14:35:02 2012 /etc/openvpn/update-resolv-conf tun0 1500 1542 10.11.0.202 10.11.0.201 init -dhcp-option DNS 10.11.0.1 -Sun Jun 17 14:35:05 2012 /sbin/route add -net 46.21.99.25 netmask 255.255.255.255 gw 192.168.0.1 -Sun Jun 17 14:35:05 2012 /sbin/route add -net 0.0.0.0 netmask 128.0.0.0 gw 10.11.0.201 -Sun Jun 17 14:35:05 2012 /sbin/route add -net 128.0.0.0 netmask 128.0.0.0 gw 10.11.0.201 -Sun Jun 17 14:35:05 2012 /sbin/route add -net 10.11.0.1 netmask 255.255.255.255 gw 10.11.0.201 -Sun Jun 17 14:35:05 2012 Initialization Sequence Completed -Sun Jun 17 14:34:57 2012 MANAGEMENT: TCP Socket listening on [AF_INET]127.0.0.1:7505 -""" - -import time -import sys - - -def write_output(): - for line in fakeoutput.split('\n'): - sys.stdout.write(line + '\n') - sys.stdout.flush() - #print(line) - time.sleep(0.1) - -if __name__ == "__main__": - write_output() diff --git a/src/leap/tests/mocks/__init__.py b/src/leap/tests/mocks/__init__.py deleted file mode 100644 index 06f96870..00000000 --- a/src/leap/tests/mocks/__init__.py +++ /dev/null @@ -1 +0,0 @@ -import manager diff --git a/src/leap/tests/mocks/manager.py b/src/leap/tests/mocks/manager.py deleted file mode 100644 index 564631cd..00000000 --- a/src/leap/tests/mocks/manager.py +++ /dev/null @@ -1,20 +0,0 @@ -from mock import Mock - -from eip_client.vpnmanager import OpenVPNManager - -vpn_commands = { - 'status': [ - 'OpenVPN STATISTICS', 'Updated,Mon Jun 25 11:51:21 2012', - 'TUN/TAP read bytes,306170', 'TUN/TAP write bytes,872102', - 'TCP/UDP read bytes,986177', 'TCP/UDP write bytes,439329', - 'Auth read bytes,872102'], - 'state': ['1340616463,CONNECTED,SUCCESS,172.28.0.2,198.252.153.38'], - # XXX add more tests - } - - -def get_openvpn_manager_mocks(): - manager = OpenVPNManager() - manager.status = Mock(return_value='\n'.join(vpn_commands['status'])) - manager.state = Mock(return_value=vpn_commands['state'][0]) - return manager diff --git a/src/leap/util/__init__.py b/src/leap/util/__init__.py new file mode 100644 index 00000000..a70a9a8b --- /dev/null +++ b/src/leap/util/__init__.py @@ -0,0 +1,9 @@ +import logging +logger = logging.getLogger(__name__) + +try: + import pygeoip + HAS_GEOIP = True +except ImportError: + logger.debug('PyGeoIP not found. Disabled Geo support.') + HAS_GEOIP = False diff --git a/src/leap/util/certs.py b/src/leap/util/certs.py new file mode 100644 index 00000000..f0f790e9 --- /dev/null +++ b/src/leap/util/certs.py @@ -0,0 +1,18 @@ +import os +import logging + +logger = logging.getLogger(__name__) + + +def get_mac_cabundle(): + # hackaround bundle error + # XXX this needs a better fix! + f = os.path.split(__file__)[0] + sep = os.path.sep + f_ = sep.join(f.split(sep)[:-2]) + verify = os.path.join(f_, 'cacert.pem') + #logger.error('VERIFY PATH = %s' % verify) + exists = os.path.isfile(verify) + #logger.error('do exist? %s', exists) + if exists: + return verify diff --git a/src/leap/utils/coroutines.py b/src/leap/util/coroutines.py index 5e25eb63..0657fc04 100644 --- a/src/leap/utils/coroutines.py +++ b/src/leap/util/coroutines.py @@ -4,10 +4,13 @@ from __future__ import division, print_function +import logging from subprocess import PIPE, Popen import sys from threading import Thread +logger = logging.getLogger(__name__) + ON_POSIX = 'posix' in sys.builtin_module_names @@ -38,8 +41,7 @@ for each event if callable(callback): callback(m) else: - #XXX log instead - print('not a callable passed') + logger.debug('not a callable passed') except GeneratorExit: return @@ -72,10 +74,10 @@ def watch_output(out, observers): :type out: fd :param observers: tuple of coroutines to send data\ for each event - :type ovservers: tuple + :type observers: tuple """ - observer_dict = {observer: process_events(observer) - for observer in observers} + observer_dict = dict(((observer, process_events(observer)) + for observer in observers)) for line in iter(out.readline, b''): for obs in observer_dict: observer_dict[obs].send(line) diff --git a/src/leap/util/dicts.py b/src/leap/util/dicts.py new file mode 100644 index 00000000..001ca96b --- /dev/null +++ b/src/leap/util/dicts.py @@ -0,0 +1,268 @@ +# Backport of OrderedDict() class that runs +# on Python 2.4, 2.5, 2.6, 2.7 and pypy. +# Passes Python2.7's test suite and incorporates all the latest updates. + +try: + from thread import get_ident as _get_ident +except ImportError: + from dummy_thread import get_ident as _get_ident + +try: + from _abcoll import KeysView, ValuesView, ItemsView +except ImportError: + pass + + +class OrderedDict(dict): + 'Dictionary that remembers insertion order' + # An inherited dict maps keys to values. + # The inherited dict provides __getitem__, __len__, __contains__, and get. + # The remaining methods are order-aware. + # Big-O running times for all methods are the same as for regular + # dictionaries. + + # The internal self.__map dictionary maps keys to links in a doubly + # linked list. + # The circular doubly linked list starts and ends with a sentinel element. + # The sentinel element never gets deleted (this simplifies the algorithm). + # Each link is stored as a list of length three: [PREV, NEXT, KEY]. + + def __init__(self, *args, **kwds): + '''Initialize an ordered dictionary. Signature is the same as for + regular dictionaries, but keyword arguments are not recommended + because their insertion order is arbitrary. + + ''' + if len(args) > 1: + raise TypeError('expected at most 1 arguments, got %d' % len(args)) + try: + self.__root + except AttributeError: + self.__root = root = [] # sentinel node + root[:] = [root, root, None] + self.__map = {} + self.__update(*args, **kwds) + + def __setitem__(self, key, value, dict_setitem=dict.__setitem__): + 'od.__setitem__(i, y) <==> od[i]=y' + # Setting a new item creates a new link which goes at the end + # of the linked list, and the inherited dictionary is updated + # with the new key/value pair. + if key not in self: + root = self.__root + last = root[0] + last[1] = root[0] = self.__map[key] = [last, root, key] + dict_setitem(self, key, value) + + def __delitem__(self, key, dict_delitem=dict.__delitem__): + 'od.__delitem__(y) <==> del od[y]' + # Deleting an existing item uses self.__map to find the link which is + # then removed by updating the links in the predecessor and successor + # nodes. + dict_delitem(self, key) + link_prev, link_next, key = self.__map.pop(key) + link_prev[1] = link_next + link_next[0] = link_prev + + def __iter__(self): + 'od.__iter__() <==> iter(od)' + root = self.__root + curr = root[1] + while curr is not root: + yield curr[2] + curr = curr[1] + + def __reversed__(self): + 'od.__reversed__() <==> reversed(od)' + root = self.__root + curr = root[0] + while curr is not root: + yield curr[2] + curr = curr[0] + + def clear(self): + 'od.clear() -> None. Remove all items from od.' + try: + for node in self.__map.itervalues(): + del node[:] + root = self.__root + root[:] = [root, root, None] + self.__map.clear() + except AttributeError: + pass + dict.clear(self) + + def popitem(self, last=True): + '''od.popitem() -> (k, v), return and remove a (key, value) pair. + Pairs are returned in LIFO order if last is true or FIFO order if + false. + ''' + if not self: + raise KeyError('dictionary is empty') + root = self.__root + if last: + link = root[0] + link_prev = link[0] + link_prev[1] = root + root[0] = link_prev + else: + link = root[1] + link_next = link[1] + root[1] = link_next + link_next[0] = root + key = link[2] + del self.__map[key] + value = dict.pop(self, key) + return key, value + + # -- the following methods do not depend on the internal structure -- + + def keys(self): + 'od.keys() -> list of keys in od' + return list(self) + + def values(self): + 'od.values() -> list of values in od' + return [self[key] for key in self] + + def items(self): + 'od.items() -> list of (key, value) pairs in od' + return [(key, self[key]) for key in self] + + def iterkeys(self): + 'od.iterkeys() -> an iterator over the keys in od' + return iter(self) + + def itervalues(self): + 'od.itervalues -> an iterator over the values in od' + for k in self: + yield self[k] + + def iteritems(self): + 'od.iteritems -> an iterator over the (key, value) items in od' + for k in self: + yield (k, self[k]) + + def update(*args, **kwds): + '''od.update(E, **F) -> None. Update od from dict/iterable E and F. + + If E is a dict instance, does: for k in E: od[k] = E[k] + If E has a .keys() method, does: for k in E.keys(): + od[k] = E[k] + Or if E is an iterable of items, does: for k, v in E: od[k] = v + In either case, this is followed by: for k, v in F.items(): + od[k] = v + ''' + + if len(args) > 2: + raise TypeError('update() takes at most 2 positional ' + 'arguments (%d given)' % (len(args),)) + elif not args: + raise TypeError('update() takes at least 1 argument (0 given)') + self = args[0] + # Make progressively weaker assumptions about "other" + other = () + if len(args) == 2: + other = args[1] + if isinstance(other, dict): + for key in other: + self[key] = other[key] + elif hasattr(other, 'keys'): + for key in other.keys(): + self[key] = other[key] + else: + for key, value in other: + self[key] = value + for key, value in kwds.items(): + self[key] = value + + __update = update # let subclasses override update + # without breaking __init__ + + __marker = object() + + def pop(self, key, default=__marker): + '''od.pop(k[,d]) -> v + remove specified key and return the corresponding value. + If key is not found, d is returned if given, + otherwise KeyError is raised. + + ''' + if key in self: + result = self[key] + del self[key] + return result + if default is self.__marker: + raise KeyError(key) + return default + + def setdefault(self, key, default=None): + 'od.setdefault(k[,d]) -> od.get(k,d), also set od[k]=d if k not in od' + if key in self: + return self[key] + self[key] = default + return default + + def __repr__(self, _repr_running={}): + 'od.__repr__() <==> repr(od)' + call_key = id(self), _get_ident() + if call_key in _repr_running: + return '...' + _repr_running[call_key] = 1 + try: + if not self: + return '%s()' % (self.__class__.__name__,) + return '%s(%r)' % (self.__class__.__name__, self.items()) + finally: + del _repr_running[call_key] + + def __reduce__(self): + 'Return state information for pickling' + items = [[k, self[k]] for k in self] + inst_dict = vars(self).copy() + for k in vars(OrderedDict()): + inst_dict.pop(k, None) + if inst_dict: + return (self.__class__, (items,), inst_dict) + return self.__class__, (items,) + + def copy(self): + 'od.copy() -> a shallow copy of od' + return self.__class__(self) + + @classmethod + def fromkeys(cls, iterable, value=None): + '''OD.fromkeys(S[, v]) -> New ordered dictionary with keys from S + and values equal to v (which defaults to None). + + ''' + d = cls() + for key in iterable: + d[key] = value + return d + + def __eq__(self, other): + '''od.__eq__(y) <==> od==y. + Comparison to another OD is order-sensitive + while comparison to a regular mapping is order-insensitive. + ''' + if isinstance(other, OrderedDict): + return len(self) == len(other) and self.items() == other.items() + return dict.__eq__(self, other) + + def __ne__(self, other): + return not self == other + + # -- the following methods are only used in Python 2.7 -- + + def viewkeys(self): + "od.viewkeys() -> a set-like object providing a view on od's keys" + return KeysView(self) + + def viewvalues(self): + "od.viewvalues() -> an object providing a view on od's values" + return ValuesView(self) + + def viewitems(self): + "od.viewitems() -> a set-like object providing a view on od's items" + return ItemsView(self) diff --git a/src/leap/util/fileutil.py b/src/leap/util/fileutil.py new file mode 100644 index 00000000..820ffe46 --- /dev/null +++ b/src/leap/util/fileutil.py @@ -0,0 +1,120 @@ +import errno +from itertools import chain +import logging +import os +import platform +import stat + + +logger = logging.getLogger() + + +def is_user_executable(fpath): + st = os.stat(fpath) + return bool(st.st_mode & stat.S_IXUSR) + + +def extend_path(): + ourplatform = platform.system() + if ourplatform == "Linux": + return "/usr/local/sbin:/usr/sbin" + # XXX add mac / win extended search paths? + + +def which(program, path=None): + """ + an implementation of which + that extends the path with + other locations, like sbin + (f.i., openvpn binary is likely to be there) + @param program: a string representing the binary we're looking for. + """ + def is_exe(fpath): + """ + check that path exists, + it's a file, + and is executable by the owner + """ + # we would check for access, + # but it's likely that we're + # using uid 0 + polkitd + + return os.path.isfile(fpath)\ + and is_user_executable(fpath) + + def ext_candidates(fpath): + yield fpath + for ext in os.environ.get("PATHEXT", "").split(os.pathsep): + yield fpath + ext + + def iter_path(pathset): + """ + returns iterator with + full path for a given path list + and the current target bin. + """ + for path in pathset.split(os.pathsep): + exe_file = os.path.join(path, program) + #print 'file=%s' % exe_file + for candidate in ext_candidates(exe_file): + if is_exe(candidate): + yield candidate + + fpath, fname = os.path.split(program) + if fpath: + if is_exe(program): + return program + else: + # extended iterator + # with extra path + if path is None: + path = os.environ['PATH'] + extended_path = chain( + iter_path(path), + iter_path(extend_path())) + for candidate in extended_path: + if candidate is not None: + return candidate + + # sorry bro. + return None + + +def mkdir_p(path): + """ + implements mkdir -p functionality + """ + try: + os.makedirs(path) + except OSError as exc: + if exc.errno == errno.EEXIST: + pass + else: + raise + + +def mkdir_f(path): + folder, fname = os.path.split(path) + mkdir_p(folder) + + +def check_and_fix_urw_only(_file): + """ + test for 600 mode and try + to set it if anything different found + """ + mode = stat.S_IMODE( + os.stat(_file).st_mode) + + if mode != int('600', 8): + try: + logger.warning( + 'bad permission on %s ' + 'attempting to set 600', + _file) + os.chmod(_file, stat.S_IRUSR | stat.S_IWUSR) + except OSError: + logger.error( + 'error while trying to chmod 600 %s', + _file) + raise diff --git a/src/leap/util/geo.py b/src/leap/util/geo.py new file mode 100644 index 00000000..54b29596 --- /dev/null +++ b/src/leap/util/geo.py @@ -0,0 +1,32 @@ +""" +experimental geo support. +not yet a feature. +in debian, we rely on the (optional) geoip-database +""" +import os +import platform + +from leap.util import HAS_GEOIP + +GEOIP = None + +if HAS_GEOIP: + import pygeoip # we know we can :) + + GEOIP_PATH = None + + if platform.system() == "Linux": + PATH = "/usr/share/GeoIP/GeoIP.dat" + if os.path.isfile(PATH): + GEOIP_PATH = PATH + GEOIP = pygeoip.GeoIP(GEOIP_PATH, pygeoip.MEMORY_CACHE) + + +def get_country_name(ip): + if not GEOIP: + return + try: + country = GEOIP.country_name_by_addr(ip) + except pygeoip.GeoIPError: + country = None + return country if country else "-" diff --git a/src/leap/util/leap_argparse.py b/src/leap/util/leap_argparse.py new file mode 100644 index 00000000..3412a72c --- /dev/null +++ b/src/leap/util/leap_argparse.py @@ -0,0 +1,44 @@ +import argparse + + +def build_parser(): + """ + all the options for the leap arg parser + Some of these could be switched on only if debug flag is present! + """ + epilog = "Copyright 2012 The LEAP Encryption Access Project" + parser = argparse.ArgumentParser(description=""" +Launches the LEAP Client""", epilog=epilog) + parser.add_argument('-d', '--debug', action="store_true", + help=("Launches client in debug mode, writing debug" + "info to stdout")) + parser.add_argument('-l', '--logfile', metavar="LOG FILE", nargs='?', + action="store", dest="log_file", + #type=argparse.FileType('w'), + help='optional log file') + parser.add_argument('--openvpn-verbosity', nargs='?', + type=int, + action="store", dest="openvpn_verb", + help='verbosity level for openvpn logs [1-6]') + + # Not in use, we might want to reintroduce them. + #parser.add_argument('-i', '--no-provider-checks', + #action="store_true", default=False, + #help="skips download of provider config files. gets " + #"config from local files only. Will fail if cannot " + #"find any") + #parser.add_argument('-k', '--no-ca-verify', + #action="store_true", default=False, + #help="(insecure). Skips verification of the server " + #"certificate used in TLS handshake.") + #parser.add_argument('-c', '--config', metavar="CONFIG FILE", nargs='?', + #action="store", dest="config_file", + #type=argparse.FileType('r'), + #help='optional config file') + return parser + + +def init_leapc_args(): + parser = build_parser() + opts, unknown = parser.parse_known_args() + return parser, opts diff --git a/src/leap/util/misc.py b/src/leap/util/misc.py new file mode 100644 index 00000000..d869a1ba --- /dev/null +++ b/src/leap/util/misc.py @@ -0,0 +1,37 @@ +""" +misc utils +""" +import psutil + +from leap.base.constants import OPENVPN_BIN + + +class ImproperlyConfigured(Exception): + """ + """ + + +def null_check(value, value_name): + try: + assert value is not None + except AssertionError: + raise ImproperlyConfigured( + "%s parameter cannot be None" % value_name) + + +def get_openvpn_pids(): + # binary name might change + + openvpn_pids = [] + for p in psutil.process_iter(): + try: + # XXX Not exact! + # Will give false positives. + # we should check that cmdline BEGINS + # with openvpn or with our wrapper + # (pkexec / osascript / whatever) + if OPENVPN_BIN in ' '.join(p.cmdline): + openvpn_pids.append(p.pid) + except psutil.error.AccessDenied: + pass + return openvpn_pids diff --git a/src/leap/util/polkit.py b/src/leap/util/polkit.py new file mode 100644 index 00000000..70671124 --- /dev/null +++ b/src/leap/util/polkit.py @@ -0,0 +1,26 @@ +import logging + +import sh +from sh import grep +from sh import ps + +logger = logging.getLogger(__name__) + + +def run_polkit_auth_agent(): + logger.debug('launching policykit authentication agent in background...') + polkit = sh.Command('/usr/lib/policykit-1-gnome/' + 'polkit-gnome-authentication-agent-1') + polkit(_bg=True) + + +def check_if_running_polkit_auth(): + """ + check if polkit authentication agent is running + and launch it if it is not + """ + try: + grep(ps('aux'), '[p]olkit-gnome-authentication-agent-1') + except sh.ErrorReturnCode_1: + logger.debug('polkit auth agent not found, trying to launch it...') + run_polkit_auth_agent() diff --git a/src/leap/util/tests/__init__.py b/src/leap/util/tests/__init__.py new file mode 100644 index 00000000..e69de29b --- /dev/null +++ b/src/leap/util/tests/__init__.py diff --git a/src/leap/util/tests/test_fileutil.py b/src/leap/util/tests/test_fileutil.py new file mode 100644 index 00000000..f5131b3d --- /dev/null +++ b/src/leap/util/tests/test_fileutil.py @@ -0,0 +1,100 @@ +import os +import platform +import shutil +import stat +import tempfile +import unittest + +from leap.util import fileutil + + +class FileUtilTest(unittest.TestCase): + """ + test our file utils + """ + + def setUp(self): + self.system = platform.system() + self.create_temp_dir() + + def tearDown(self): + self.remove_temp_dir() + + # + # helpers + # + + def create_temp_dir(self): + self.tmpdir = tempfile.mkdtemp() + + def remove_temp_dir(self): + shutil.rmtree(self.tmpdir) + + def get_file_path(self, filename): + return os.path.join( + self.tmpdir, + filename) + + def touch_exec_file(self): + fp = self.get_file_path('testexec') + open(fp, 'w').close() + os.chmod( + fp, + stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR) + return fp + + def get_mode(self, fp): + return stat.S_IMODE(os.stat(fp).st_mode) + + # + # tests + # + + def test_is_user_executable(self): + """ + touch_exec_file creates in mode 700? + """ + # XXX could check access X_OK + + fp = self.touch_exec_file() + mode = self.get_mode(fp) + self.assertEqual(mode, int('700', 8)) + + def test_which(self): + """ + which implementation ok? + not a very reliable test, + but I cannot think of anything smarter now + I guess it's highly improbable that copy + """ + # XXX yep, we can change the syspath + # for the test... ! + + if self.system == "Linux": + self.assertEqual( + fileutil.which('cp'), + '/bin/cp') + + def test_mkdir_p(self): + """ + our own mkdir -p implementation ok? + """ + testdir = self.get_file_path( + os.path.join('test', 'foo', 'bar')) + self.assertEqual(os.path.isdir(testdir), False) + fileutil.mkdir_p(testdir) + self.assertEqual(os.path.isdir(testdir), True) + + def test_check_and_fix_urw_only(self): + """ + ensure check_and_fix_urx_only ok? + """ + fp = self.touch_exec_file() + mode = self.get_mode(fp) + self.assertEqual(mode, int('700', 8)) + fileutil.check_and_fix_urw_only(fp) + mode = self.get_mode(fp) + self.assertEqual(mode, int('600', 8)) + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/util/tests/test_leap_argparse.py b/src/leap/util/tests/test_leap_argparse.py new file mode 100644 index 00000000..4e2b811f --- /dev/null +++ b/src/leap/util/tests/test_leap_argparse.py @@ -0,0 +1,35 @@ +from argparse import Namespace +import unittest + +from leap.util import leap_argparse + + +class LeapArgParseTest(unittest.TestCase): + """ + Test argparse options for eip client + """ + + def setUp(self): + """ + get the parser + """ + self.parser = leap_argparse.build_parser() + + def test_debug_mode(self): + """ + test debug mode option + """ + opts = self.parser.parse_args( + ['--debug']) + self.assertEqual( + opts, + Namespace( + debug=True, + log_file=None, + #config_file=None, + #no_provider_checks=False, + #no_ca_verify=False, + openvpn_verb=None)) + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/util/tests/test_translations.py b/src/leap/util/tests/test_translations.py new file mode 100644 index 00000000..794daeba --- /dev/null +++ b/src/leap/util/tests/test_translations.py @@ -0,0 +1,22 @@ +import unittest + +from leap.util import translations + + +class TrasnlationsTestCase(unittest.TestCase): + """ + tests for translation functions and classes + """ + + def setUp(self): + self.trClass = translations.LEAPTranslatable + + def test_trasnlatable(self): + tr = self.trClass({"en": "house", "es": "casa"}) + eq = self.assertEqual + eq(tr.tr(to="es"), "casa") + eq(tr.tr(to="en"), "house") + + +if __name__ == "__main__": + unittest.main() diff --git a/src/leap/util/translations.py b/src/leap/util/translations.py new file mode 100644 index 00000000..f55c8fba --- /dev/null +++ b/src/leap/util/translations.py @@ -0,0 +1,82 @@ +import inspect +import logging + +from PyQt4.QtCore import QCoreApplication +from PyQt4.QtCore import QLocale + +logger = logging.getLogger(__name__) + +""" +here I could not do all that I wanted. +the context is not getting passed to the xml file. +Looks like pylupdate4 is somehow a hack that does not +parse too well the python ast. +I guess we could generate the xml for ourselves as a last recourse. +""" + +# XXX BIG NOTE: +# RESIST the temptation to get the translate function +# more compact, or have the Context argument passed as a variable +# Its name HAS to be explicit due to how the pylupdate parser +# works. + + +qtTranslate = QCoreApplication.translate + + +def translate(*args, **kwargs): + """ + our magic function. + translate(Context, text, comment) + """ + if len(args) == 1: + obj = args[0] + if isinstance(obj, LEAPTranslatable) and hasattr(obj, 'tr'): + return obj.tr() + + klsname = None + try: + # get class value from instance + # using live object inspection + prev_frame = inspect.stack()[1][0] + locals_ = inspect.getargvalues(prev_frame).locals + self = locals_.get('self') + if self: + + # Trying to get the class name + # but this is useless, the parser + # has already got the context. + klsname = self.__class__.__name__ + #print 'KLSNAME -- ', klsname + except: + logger.error('error getting stack frame') + + if klsname and len(args) == 1: + nargs = (klsname,) + args + return qtTranslate(*nargs) + + else: + return qtTranslate(*args) + + +class LEAPTranslatable(dict): + """ + An extended dict that implements a .tr method + so it can be translated on the fly by our + magic translate method + """ + + try: + locale = str(QLocale.system().name()).split('_')[0] + except: + logger.warning("could not get system locale!") + print "could not get system locale!" + locale = "en" + + def tr(self, to=None): + if not to: + to = self.locale + _tr = self.get(to, None) + if not _tr: + _tr = self.get("en", None) + return _tr diff --git a/src/leap/util/web.py b/src/leap/util/web.py new file mode 100644 index 00000000..15de0561 --- /dev/null +++ b/src/leap/util/web.py @@ -0,0 +1,40 @@ +""" +web related utilities +""" + + +class UsageError(Exception): + """ """ + + +def get_https_domain_and_port(full_domain): + """ + returns a tuple with domain and port + from a full_domain string that can + contain a colon + """ + full_domain = unicode(full_domain) + if full_domain is None: + return None, None + + https_sch = "https://" + http_sch = "http://" + + if full_domain.startswith(https_sch): + full_domain = full_domain.lstrip(https_sch) + elif full_domain.startswith(http_sch): + raise UsageError( + "cannot be called with a domain " + "that begins with 'http://'") + + domain_split = full_domain.split(':') + _len = len(domain_split) + if _len == 1: + domain, port = full_domain, 443 + elif _len == 2: + domain, port = domain_split + else: + raise UsageError( + "must be called with one only parameter" + "in the form domain[:port]") + return domain, port diff --git a/src/leap/utils/leap_argparse.py b/src/leap/utils/leap_argparse.py deleted file mode 100644 index 9c355134..00000000 --- a/src/leap/utils/leap_argparse.py +++ /dev/null @@ -1,20 +0,0 @@ -import argparse - - -def build_parser(): - epilog = "Copyright 2012 The Leap Project" - parser = argparse.ArgumentParser(description=""" -Launches main LEAP Client""", epilog=epilog) - parser.add_argument('--debug', action="store_true", - help='launches in debug mode') - parser.add_argument('--config', metavar="CONFIG FILE", nargs='?', - action="store", dest="config_file", - type=argparse.FileType('r'), - help='optional config file') - return parser - - -def init_leapc_args(): - parser = build_parser() - opts = parser.parse_args() - return parser, opts |