diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/leap/bitmask/app.py | 3 | ||||
| -rw-r--r-- | src/leap/bitmask/backend.py | 739 | ||||
| -rw-r--r-- | src/leap/bitmask/config/flags.py | 4 | ||||
| -rw-r--r-- | src/leap/bitmask/crypto/srpauth.py | 187 | ||||
| -rw-r--r-- | src/leap/bitmask/crypto/srpregister.py | 2 | ||||
| -rw-r--r-- | src/leap/bitmask/gui/eip_preferenceswindow.py | 136 | ||||
| -rw-r--r-- | src/leap/bitmask/gui/eip_status.py | 55 | ||||
| -rw-r--r-- | src/leap/bitmask/gui/mainwindow.py | 522 | ||||
| -rw-r--r-- | src/leap/bitmask/gui/preferenceswindow.py | 150 | ||||
| -rw-r--r-- | src/leap/bitmask/provider/providerbootstrapper.py | 2 | ||||
| -rw-r--r-- | src/leap/bitmask/services/abstractbootstrapper.py | 4 | ||||
| -rw-r--r-- | src/leap/bitmask/services/eip/eipbootstrapper.py | 22 | ||||
| -rw-r--r-- | src/leap/bitmask/services/eip/vpnprocess.py | 178 |
13 files changed, 1383 insertions, 621 deletions
diff --git a/src/leap/bitmask/app.py b/src/leap/bitmask/app.py index ca1226de..0a315be7 100644 --- a/src/leap/bitmask/app.py +++ b/src/leap/bitmask/app.py @@ -200,7 +200,6 @@ def main(): debug = opts.debug logfile = opts.log_file mail_logfile = opts.mail_log_file - openvpn_verb = opts.openvpn_verb start_hidden = opts.start_hidden ############################################################# @@ -214,6 +213,7 @@ def main(): flags.MAIL_LOGFILE = mail_logfile flags.APP_VERSION_CHECK = opts.app_version_check flags.API_VERSION_CHECK = opts.api_version_check + flags.OPENVPN_VERBOSITY = opts.openvpn_verb flags.CA_CERT_FILE = opts.ca_cert_file @@ -307,7 +307,6 @@ def main(): window = MainWindow( lambda: twisted_main.quit(app), - openvpn_verb=openvpn_verb, bypass_checks=bypass_checks, start_hidden=start_hidden) diff --git a/src/leap/bitmask/backend.py b/src/leap/bitmask/backend.py index 45ea451c..ff49908f 100644 --- a/src/leap/bitmask/backend.py +++ b/src/leap/bitmask/backend.py @@ -18,6 +18,7 @@ Backend for everything """ import logging +import os from functools import partial from Queue import Queue, Empty @@ -29,9 +30,16 @@ from twisted.python import log import zope.interface from leap.bitmask.config.providerconfig import ProviderConfig +from leap.bitmask.crypto.srpauth import SRPAuth from leap.bitmask.crypto.srpregister import SRPRegister from leap.bitmask.provider import get_provider_path from leap.bitmask.provider.providerbootstrapper import ProviderBootstrapper +from leap.bitmask.services.eip import eipconfig +from leap.bitmask.services.eip import get_openvpn_management +from leap.bitmask.services.eip.eipbootstrapper import EIPBootstrapper + +from leap.bitmask.services.eip import vpnlauncher, vpnprocess +from leap.bitmask.services.eip import linuxvpnlauncher, darwinvpnlauncher # Frontend side from PySide import QtCore @@ -39,6 +47,26 @@ from PySide import QtCore logger = logging.getLogger(__name__) +def get_provider_config(config, domain): + """ + Return the ProviderConfig object for the given domain. + If it is already loaded in `config`, then don't reload. + + :param config: a ProviderConfig object + :type conig: ProviderConfig + :param domain: the domain which config is required. + :type domain: unicode + + :returns: True if the config was loaded successfully, False otherwise. + :rtype: bool + """ + # TODO: see ProviderConfig.get_provider_config + if (not config.loaded() or config.get_domain() != domain): + config.load(get_provider_path(domain)) + + return config.loaded() + + class ILEAPComponent(zope.interface.Interface): """ Interface that every component for the backend should comply to @@ -54,7 +82,7 @@ class ILEAPService(ILEAPComponent): def start(self): """ - Starts the service. + Start the service. """ pass @@ -66,13 +94,13 @@ class ILEAPService(ILEAPComponent): def terminate(self): """ - Terminates the service, not necessarily in a nice way. + Terminate the service, not necessarily in a nice way. """ pass def status(self): """ - Returns a json object with the current status for the service. + Return a json object with the current status for the service. :rtype: object (list, str, dict) """ @@ -83,7 +111,7 @@ class ILEAPService(ILEAPComponent): def set_configs(self, keyval): """ - Sets the config parameters for this Service. + Set the config parameters for this Service. :param keyval: values to configure :type keyval: dict, {str: str} @@ -92,7 +120,7 @@ class ILEAPService(ILEAPComponent): def get_configs(self, keys): """ - Returns the configuration values for the list of keys. + Return the configuration values for the list of keys. :param keys: keys to retrieve :type keys: list of str @@ -109,8 +137,6 @@ class Provider(object): zope.interface.implements(ILEAPComponent) - PROBLEM_SIGNAL = "prov_problem_with_provider" - def __init__(self, signaler=None, bypass_checks=False): """ Constructor for the Provider component @@ -123,7 +149,6 @@ class Provider(object): certificates at bootstrap :type bypass_checks: bool """ - object.__init__(self) self.key = "provider" self._provider_bootstrapper = ProviderBootstrapper(signaler, bypass_checks) @@ -132,7 +157,7 @@ class Provider(object): def setup_provider(self, provider): """ - Initiates the setup for a provider + Initiate the setup for a provider :param provider: URL for the provider :type provider: unicode @@ -166,19 +191,15 @@ class Provider(object): """ d = None - # If there's no loaded provider or - # we want to connect to other provider... - if (not self._provider_config.loaded() or - self._provider_config.get_domain() != provider): - self._provider_config.load(get_provider_path(provider)) - - if self._provider_config.loaded(): + config = self._provider_config + if get_provider_config(config, provider): d = self._provider_bootstrapper.run_provider_setup_checks( self._provider_config, download_if_needed=True) else: if self._signaler is not None: - self._signaler.signal(self.PROBLEM_SIGNAL) + self._signaler.signal( + self._signaler.PROV_PROBLEM_WITH_PROVIDER_KEY) logger.error("Could not load provider configuration.") self._login_widget.set_enabled(True) @@ -202,10 +223,8 @@ class Register(object): back to the frontend :type signaler: Signaler """ - object.__init__(self) self.key = "register" self._signaler = signaler - self._provider_config = ProviderConfig() def register_user(self, domain, username, password): """ @@ -221,23 +240,330 @@ class Register(object): :returns: the defer for the operation running in a thread. :rtype: twisted.internet.defer.Deferred """ - # If there's no loaded provider or - # we want to connect to other provider... - if (not self._provider_config.loaded() or - self._provider_config.get_domain() != domain): - self._provider_config.load(get_provider_path(domain)) - - if self._provider_config.loaded(): + config = ProviderConfig() + if get_provider_config(config, domain): srpregister = SRPRegister(signaler=self._signaler, - provider_config=self._provider_config) + provider_config=config) return threads.deferToThread( partial(srpregister.register_user, username, password)) else: if self._signaler is not None: - self._signaler.signal(self._signaler.srp_registration_failed) + self._signaler.signal(self._signaler.SRP_REGISTRATION_FAILED) logger.error("Could not load provider configuration.") +class EIP(object): + """ + Interfaces with setup and launch of EIP + """ + + zope.interface.implements(ILEAPService) + + def __init__(self, signaler=None): + """ + Constructor for the EIP component + + :param signaler: Object in charge of handling communication + back to the frontend + :type signaler: Signaler + """ + self.key = "eip" + self._signaler = signaler + self._eip_bootstrapper = EIPBootstrapper(signaler) + self._eip_setup_defer = None + self._provider_config = ProviderConfig() + + self._vpn = vpnprocess.VPN(signaler=signaler) + + def setup_eip(self, domain): + """ + Initiate the setup for a provider + + :param domain: URL for the provider + :type domain: unicode + + :returns: the defer for the operation running in a thread. + :rtype: twisted.internet.defer.Deferred + """ + config = self._provider_config + if get_provider_config(config, domain): + eb = self._eip_bootstrapper + d = eb.run_eip_setup_checks(self._provider_config, + download_if_needed=True) + self._eip_setup_defer = d + return d + else: + raise Exception("No provider setup loaded") + + def cancel_setup_eip(self): + """ + Cancel the ongoing setup eip defer (if any). + """ + d = self._eip_setup_defer + if d is not None: + d.cancel() + + def _start_eip(self): + """ + Start EIP + """ + provider_config = self._provider_config + eip_config = eipconfig.EIPConfig() + domain = provider_config.get_domain() + + loaded = eipconfig.load_eipconfig_if_needed( + provider_config, eip_config, domain) + + if not loaded: + if self._signaler is not None: + self._signaler.signal(self._signaler.EIP_CONNECTION_ABORTED) + logger.error("Tried to start EIP but cannot find any " + "available provider!") + return + + host, port = get_openvpn_management() + self._vpn.start(eipconfig=eip_config, + providerconfig=provider_config, + socket_host=host, socket_port=port) + + def start(self): + """ + Start the service. + """ + signaler = self._signaler + + if not self._provider_config.loaded(): + # This means that the user didn't call setup_eip first. + self._signaler.signal(signaler.BACKEND_BAD_CALL) + return + + try: + self._start_eip() + except vpnprocess.OpenVPNAlreadyRunning: + signaler.signal(signaler.EIP_OPEN_VPN_ALREADY_RUNNING) + except vpnprocess.AlienOpenVPNAlreadyRunning: + signaler.signal(signaler.EIP_ALIEN_OPEN_VPN_ALREADY_RUNNING) + except vpnlauncher.OpenVPNNotFoundException: + signaler.signal(signaler.EIP_OPEN_VPN_NOT_FOUND_ERROR) + except vpnlauncher.VPNLauncherException: + # TODO: this seems to be used for 'gateway not found' only. + # see vpnlauncher.py + signaler.signal(signaler.EIP_VPN_LAUNCHER_EXCEPTION) + except linuxvpnlauncher.EIPNoPolkitAuthAgentAvailable: + signaler.signal(signaler.EIP_NO_POLKIT_AGENT_ERROR) + except linuxvpnlauncher.EIPNoPkexecAvailable: + signaler.signal(signaler.EIP_NO_PKEXEC_ERROR) + except darwinvpnlauncher.EIPNoTunKextLoaded: + signaler.signal(signaler.EIP_NO_TUN_KEXT_ERROR) + except Exception as e: + logger.error("Unexpected problem: {0!r}".format(e)) + else: + # TODO: are we connected here? + signaler.signal(signaler.EIP_CONNECTED) + + def stop(self, shutdown=False): + """ + Stop the service. + """ + self._vpn.terminate(shutdown) + + def terminate(self): + """ + Terminate the service, not necessarily in a nice way. + """ + self._vpn.killit() + + def status(self): + """ + Return a json object with the current status for the service. + + :rtype: object (list, str, dict) + """ + # XXX: Use a namedtuple or a specific object instead of a json + # object, since parsing it will be problematic otherwise. + # It has to be something easily serializable though. + pass + + def _provider_is_initialized(self, domain): + """ + Return whether the given domain is initialized or not. + + :param domain: the domain to check + :type domain: str + + :returns: True if is initialized, False otherwise. + :rtype: bool + """ + eipconfig_path = eipconfig.get_eipconfig_path(domain, relative=False) + if os.path.isfile(eipconfig_path): + return True + else: + return False + + def get_initialized_providers(self, domains): + """ + Signal a list of the given domains and if they are initialized or not. + + :param domains: the list of domains to check. + :type domain: list of str + + Signals: + eip_get_initialized_providers -> list of tuple(unicode, bool) + """ + filtered_domains = [] + for domain in domains: + is_initialized = self._provider_is_initialized(domain) + filtered_domains.append((domain, is_initialized)) + + if self._signaler is not None: + self._signaler.signal(self._signaler.EIP_GET_INITIALIZED_PROVIDERS, + filtered_domains) + + def get_gateways_list(self, domain): + """ + Signal a list of gateways for the given provider. + + :param domain: the domain to get the gateways. + :type domain: str + + Signals: + eip_get_gateways_list -> list of unicode + eip_get_gateways_list_error + eip_uninitialized_provider + """ + if not self._provider_is_initialized(domain): + if self._signaler is not None: + self._signaler.signal( + self._signaler.EIP_UNINITIALIZED_PROVIDER) + return + + eip_config = eipconfig.EIPConfig() + provider_config = ProviderConfig.get_provider_config(domain) + + api_version = provider_config.get_api_version() + eip_config.set_api_version(api_version) + eip_loaded = eip_config.load(eipconfig.get_eipconfig_path(domain)) + + # check for other problems + if not eip_loaded or provider_config is None: + if self._signaler is not None: + self._signaler.signal( + self._signaler.EIP_GET_GATEWAYS_LIST_ERROR) + return + + gateways = eipconfig.VPNGatewaySelector(eip_config).get_gateways_list() + + if self._signaler is not None: + self._signaler.signal( + self._signaler.EIP_GET_GATEWAYS_LIST, gateways) + + +class Authenticate(object): + """ + Interfaces with setup and bootstrapping operations for a provider + """ + + zope.interface.implements(ILEAPComponent) + + def __init__(self, signaler=None): + """ + Constructor for the Authenticate component + + :param signaler: Object in charge of handling communication + back to the frontend + :type signaler: Signaler + """ + self.key = "authenticate" + self._signaler = signaler + self._srp_auth = None + + def login(self, domain, username, password): + """ + Execute the whole authentication process for a user + + :param domain: the domain where we need to authenticate. + :type domain: unicode + :param username: username for this session + :type username: str + :param password: password for this user + :type password: str + + :returns: the defer for the operation running in a thread. + :rtype: twisted.internet.defer.Deferred + """ + config = ProviderConfig() + if get_provider_config(config, domain): + self._srp_auth = SRPAuth(config, self._signaler) + self._login_defer = self._srp_auth.authenticate(username, password) + return self._login_defer + else: + if self._signaler is not None: + self._signaler.signal(self._signaler.SRP_AUTH_ERROR) + logger.error("Could not load provider configuration.") + + def cancel_login(self): + """ + Cancel the ongoing login defer (if any). + """ + d = self._login_defer + if d is not None: + d.cancel() + + def change_password(self, current_password, new_password): + """ + Change the user's password. + + :param current_password: the current password of the user. + :type current_password: str + :param new_password: the new password for the user. + :type new_password: str + + :returns: a defer to interact with. + :rtype: twisted.internet.defer.Deferred + """ + if not self._is_logged_in(): + if self._signaler is not None: + self._signaler.signal(self._signaler.SRP_NOT_LOGGED_IN_ERROR) + return + + return self._srp_auth.change_password(current_password, new_password) + + def logout(self): + """ + Log out the current session. + Expects a session_id to exists, might raise AssertionError + """ + if not self._is_logged_in(): + if self._signaler is not None: + self._signaler.signal(self._signaler.SRP_NOT_LOGGED_IN_ERROR) + return + + self._srp_auth.logout() + + def _is_logged_in(self): + """ + Return whether the user is logged in or not. + + :rtype: bool + """ + return self._srp_auth.is_authenticated() + + def get_logged_in_status(self): + """ + Signal if the user is currently logged in or not. + """ + if self._signaler is None: + return + + signal = None + if self._is_logged_in(): + signal = self._signaler.SRP_STATUS_LOGGED_IN + else: + signal = self._signaler.SRP_STATUS_NOT_LOGGED_IN + + self._signaler.signal(signal) + + class Signaler(QtCore.QObject): """ Signaler object, handles converting string commands to Qt signals. @@ -269,6 +595,61 @@ class Signaler(QtCore.QObject): srp_registration_failed = QtCore.Signal(object) srp_registration_taken = QtCore.Signal(object) + # Signals for EIP bootstrapping + eip_config_ready = QtCore.Signal(object) + eip_client_certificate_ready = QtCore.Signal(object) + + eip_cancelled_setup = QtCore.Signal(object) + + # Signals for SRPAuth + srp_auth_ok = QtCore.Signal(object) + srp_auth_error = QtCore.Signal(object) + srp_auth_server_error = QtCore.Signal(object) + srp_auth_connection_error = QtCore.Signal(object) + srp_auth_bad_user_or_password = QtCore.Signal(object) + srp_logout_ok = QtCore.Signal(object) + srp_logout_error = QtCore.Signal(object) + srp_password_change_ok = QtCore.Signal(object) + srp_password_change_error = QtCore.Signal(object) + srp_password_change_badpw = QtCore.Signal(object) + srp_not_logged_in_error = QtCore.Signal(object) + srp_status_logged_in = QtCore.Signal(object) + srp_status_not_logged_in = QtCore.Signal(object) + + # Signals for EIP + eip_connected = QtCore.Signal(object) + eip_disconnected = QtCore.Signal(object) + eip_connection_died = QtCore.Signal(object) + eip_connection_aborted = QtCore.Signal(object) + + # EIP problems + eip_no_polkit_agent_error = QtCore.Signal(object) + eip_no_tun_kext_error = QtCore.Signal(object) + eip_no_pkexec_error = QtCore.Signal(object) + eip_openvpn_not_found_error = QtCore.Signal(object) + eip_openvpn_already_running = QtCore.Signal(object) + eip_alien_openvpn_already_running = QtCore.Signal(object) + eip_vpn_launcher_exception = QtCore.Signal(object) + + eip_get_gateways_list = QtCore.Signal(object) + eip_get_gateways_list_error = QtCore.Signal(object) + eip_uninitialized_provider = QtCore.Signal(object) + eip_get_initialized_providers = QtCore.Signal(object) + + # signals from parsing openvpn output + eip_network_unreachable = QtCore.Signal(object) + eip_process_restart_tls = QtCore.Signal(object) + eip_process_restart_ping = QtCore.Signal(object) + + # signals from vpnprocess.py + eip_state_changed = QtCore.Signal(dict) + eip_status_changed = QtCore.Signal(dict) + eip_process_finished = QtCore.Signal(int) + + # This signal is used to warn the backend user that is doing something + # wrong + backend_bad_call = QtCore.Signal(object) + #################### # These will exist both in the backend AND the front end. # The frontend might choose to not "interpret" all the signals @@ -288,6 +669,50 @@ class Signaler(QtCore.QObject): SRP_REGISTRATION_FINISHED = "srp_registration_finished" SRP_REGISTRATION_FAILED = "srp_registration_failed" SRP_REGISTRATION_TAKEN = "srp_registration_taken" + SRP_AUTH_OK = "srp_auth_ok" + SRP_AUTH_ERROR = "srp_auth_error" + SRP_AUTH_SERVER_ERROR = "srp_auth_server_error" + SRP_AUTH_CONNECTION_ERROR = "srp_auth_connection_error" + SRP_AUTH_BAD_USER_OR_PASSWORD = "srp_auth_bad_user_or_password" + SRP_LOGOUT_OK = "srp_logout_ok" + SRP_LOGOUT_ERROR = "srp_logout_error" + SRP_PASSWORD_CHANGE_OK = "srp_password_change_ok" + SRP_PASSWORD_CHANGE_ERROR = "srp_password_change_error" + SRP_PASSWORD_CHANGE_BADPW = "srp_password_change_badpw" + SRP_NOT_LOGGED_IN_ERROR = "srp_not_logged_in_error" + SRP_STATUS_LOGGED_IN = "srp_status_logged_in" + SRP_STATUS_NOT_LOGGED_IN = "srp_status_not_logged_in" + + EIP_CONFIG_READY = "eip_config_ready" + EIP_CLIENT_CERTIFICATE_READY = "eip_client_certificate_ready" + EIP_CANCELLED_SETUP = "eip_cancelled_setup" + + EIP_CONNECTED = "eip_connected" + EIP_DISCONNECTED = "eip_disconnected" + EIP_CONNECTION_DIED = "eip_connection_died" + EIP_CONNECTION_ABORTED = "eip_connection_aborted" + EIP_NO_POLKIT_AGENT_ERROR = "eip_no_polkit_agent_error" + EIP_NO_TUN_KEXT_ERROR = "eip_no_tun_kext_error" + EIP_NO_PKEXEC_ERROR = "eip_no_pkexec_error" + EIP_OPENVPN_NOT_FOUND_ERROR = "eip_openvpn_not_found_error" + EIP_OPENVPN_ALREADY_RUNNING = "eip_openvpn_already_running" + EIP_ALIEN_OPENVPN_ALREADY_RUNNING = "eip_alien_openvpn_already_running" + EIP_VPN_LAUNCHER_EXCEPTION = "eip_vpn_launcher_exception" + + EIP_GET_GATEWAYS_LIST = "eip_get_gateways_list" + EIP_GET_GATEWAYS_LIST_ERROR = "eip_get_gateways_list_error" + EIP_UNINITIALIZED_PROVIDER = "eip_uninitialized_provider" + EIP_GET_INITIALIZED_PROVIDERS = "eip_get_initialized_providers" + + EIP_NETWORK_UNREACHABLE = "eip_network_unreachable" + EIP_PROCESS_RESTART_TLS = "eip_process_restart_tls" + EIP_PROCESS_RESTART_PING = "eip_process_restart_ping" + + EIP_STATE_CHANGED = "eip_state_changed" + EIP_STATUS_CHANGED = "eip_status_changed" + EIP_PROCESS_FINISHED = "eip_process_finished" + + BACKEND_BAD_CALL = "backend_bad_call" def __init__(self): """ @@ -311,6 +736,51 @@ class Signaler(QtCore.QObject): self.SRP_REGISTRATION_FINISHED, self.SRP_REGISTRATION_FAILED, self.SRP_REGISTRATION_TAKEN, + + self.EIP_CONFIG_READY, + self.EIP_CLIENT_CERTIFICATE_READY, + self.EIP_CANCELLED_SETUP, + + self.EIP_CONNECTED, + self.EIP_DISCONNECTED, + self.EIP_CONNECTION_DIED, + self.EIP_CONNECTION_ABORTED, + self.EIP_NO_POLKIT_AGENT_ERROR, + self.EIP_NO_TUN_KEXT_ERROR, + self.EIP_NO_PKEXEC_ERROR, + self.EIP_OPENVPN_NOT_FOUND_ERROR, + self.EIP_OPENVPN_ALREADY_RUNNING, + self.EIP_ALIEN_OPENVPN_ALREADY_RUNNING, + self.EIP_VPN_LAUNCHER_EXCEPTION, + + self.EIP_GET_GATEWAYS_LIST, + self.EIP_GET_GATEWAYS_LIST_ERROR, + self.EIP_UNINITIALIZED_PROVIDER, + self.EIP_GET_INITIALIZED_PROVIDERS, + + self.EIP_NETWORK_UNREACHABLE, + self.EIP_PROCESS_RESTART_TLS, + self.EIP_PROCESS_RESTART_PING, + + self.EIP_STATE_CHANGED, + self.EIP_STATUS_CHANGED, + self.EIP_PROCESS_FINISHED, + + self.SRP_AUTH_OK, + self.SRP_AUTH_ERROR, + self.SRP_AUTH_SERVER_ERROR, + self.SRP_AUTH_CONNECTION_ERROR, + self.SRP_AUTH_BAD_USER_OR_PASSWORD, + self.SRP_LOGOUT_OK, + self.SRP_LOGOUT_ERROR, + self.SRP_PASSWORD_CHANGE_OK, + self.SRP_PASSWORD_CHANGE_ERROR, + self.SRP_PASSWORD_CHANGE_BADPW, + self.SRP_NOT_LOGGED_IN_ERROR, + self.SRP_STATUS_LOGGED_IN, + self.SRP_STATUS_NOT_LOGGED_IN, + + self.BACKEND_BAD_CALL, ] for sig in signals: @@ -332,7 +802,6 @@ class Signaler(QtCore.QObject): # Right now it emits Qt signals. The backend version of this # will do zmq.send_multipart, and the frontend version will be # similar to this - log.msg("Signaling %s :: %s" % (key, data)) # for some reason emitting 'None' gives a segmentation fault. if data is None: @@ -341,7 +810,7 @@ class Signaler(QtCore.QObject): try: self._signals[key].emit(data) except KeyError: - log.msg("Unknown key for signal %s!" % (key,)) + log.err("Unknown key for signal %s!" % (key,)) class Backend(object): @@ -356,8 +825,6 @@ class Backend(object): """ Constructor for the backend. """ - object.__init__(self) - # Components map for the commands received self._components = {} @@ -370,6 +837,8 @@ class Backend(object): # Component registration self._register(Provider(self._signaler, bypass_checks)) self._register(Register(self._signaler)) + self._register(Authenticate(self._signaler)) + self._register(EIP(self._signaler)) # We have a looping call on a thread executing all the # commands in queue. Right now this queue is an actual Queue @@ -476,14 +945,220 @@ class Backend(object): # send_multipart and this backend class will be really simple. def setup_provider(self, provider): + """ + Initiate the setup for a provider. + + :param provider: URL for the provider + :type provider: unicode + + Signals: + prov_unsupported_client + prov_unsupported_api + prov_name_resolution -> { PASSED_KEY: bool, ERROR_KEY: str } + prov_https_connection -> { PASSED_KEY: bool, ERROR_KEY: str } + prov_download_provider_info -> { PASSED_KEY: bool, ERROR_KEY: str } + """ self._call_queue.put(("provider", "setup_provider", None, provider)) def cancel_setup_provider(self): + """ + Cancel the ongoing setup provider (if any). + """ self._call_queue.put(("provider", "cancel_setup_provider", None)) def provider_bootstrap(self, provider): + """ + Second stage of bootstrapping for a provider. + + :param provider: URL for the provider + :type provider: unicode + + Signals: + prov_problem_with_provider + prov_download_ca_cert -> {PASSED_KEY: bool, ERROR_KEY: str} + prov_check_ca_fingerprint -> {PASSED_KEY: bool, ERROR_KEY: str} + prov_check_api_certificate -> {PASSED_KEY: bool, ERROR_KEY: str} + """ self._call_queue.put(("provider", "bootstrap", None, provider)) def register_user(self, provider, username, password): + """ + Register a user using the domain and password given as parameters. + + :param domain: the domain we need to register the user. + :type domain: unicode + :param username: the user name + :type username: unicode + :param password: the password for the username + :type password: unicode + + Signals: + srp_registration_finished + srp_registration_taken + srp_registration_failed + """ self._call_queue.put(("register", "register_user", None, provider, username, password)) + + def setup_eip(self, provider): + """ + Initiate the setup for a provider + + :param domain: URL for the provider + :type domain: unicode + + Signals: + eip_config_ready -> {PASSED_KEY: bool, ERROR_KEY: str} + eip_client_certificate_ready -> {PASSED_KEY: bool, ERROR_KEY: str} + eip_cancelled_setup + """ + self._call_queue.put(("eip", "setup_eip", None, provider)) + + def cancel_setup_eip(self): + """ + Cancel the ongoing setup EIP (if any). + """ + self._call_queue.put(("eip", "cancel_setup_eip", None)) + + def start_eip(self): + """ + Start the EIP service. + + Signals: + backend_bad_call + eip_alien_open_vpn_already_running + eip_connected + eip_connection_aborted + eip_network_unreachable + eip_no_pkexec_error + eip_no_polkit_agent_error + eip_no_tun_kext_error + eip_open_vpn_already_running + eip_open_vpn_not_found_error + eip_process_finished + eip_process_restart_ping + eip_process_restart_tls + eip_state_changed -> str + eip_status_changed -> str + eip_vpn_launcher_exception + """ + self._call_queue.put(("eip", "start", None)) + + def stop_eip(self, shutdown=False): + """ + Stop the EIP service. + """ + self._call_queue.put(("eip", "stop", None, shutdown)) + + def terminate_eip(self): + """ + Terminate the EIP service, not necessarily in a nice way. + """ + self._call_queue.put(("eip", "terminate", None)) + + def eip_get_gateways_list(self, domain): + """ + Signal a list of gateways for the given provider. + + :param domain: the domain to get the gateways. + :type domain: str + + # TODO discuss how to document the expected result object received of + # the signal + :signal type: list of str + + Signals: + eip_get_gateways_list -> list of unicode + eip_get_gateways_list_error + eip_uninitialized_provider + """ + self._call_queue.put(("eip", "get_gateways_list", None, domain)) + + def eip_get_initialized_providers(self, domains): + """ + Signal a list of the given domains and if they are initialized or not. + + :param domains: the list of domains to check. + :type domain: list of str + + Signals: + eip_get_initialized_providers -> list of tuple(unicode, bool) + + """ + self._call_queue.put(("eip", "get_initialized_providers", + None, domains)) + + def login(self, provider, username, password): + """ + Execute the whole authentication process for a user + + :param domain: the domain where we need to authenticate. + :type domain: unicode + :param username: username for this session + :type username: str + :param password: password for this user + :type password: str + + Signals: + srp_auth_error + srp_auth_ok + srp_auth_bad_user_or_password + srp_auth_server_error + srp_auth_connection_error + srp_auth_error + """ + self._call_queue.put(("authenticate", "login", None, provider, + username, password)) + + def logout(self): + """ + Log out the current session. + + Signals: + srp_logout_ok + srp_logout_error + srp_not_logged_in_error + """ + self._call_queue.put(("authenticate", "logout", None)) + + def cancel_login(self): + """ + Cancel the ongoing login (if any). + """ + self._call_queue.put(("authenticate", "cancel_login", None)) + + def change_password(self, current_password, new_password): + """ + Change the user's password. + + :param current_password: the current password of the user. + :type current_password: str + :param new_password: the new password for the user. + :type new_password: str + + Signals: + srp_not_logged_in_error + srp_password_change_ok + srp_password_change_badpw + srp_password_change_error + """ + self._call_queue.put(("authenticate", "change_password", None, + current_password, new_password)) + + def get_logged_in_status(self): + """ + Signal if the user is currently logged in or not. + + Signals: + srp_status_logged_in + srp_status_not_logged_in + """ + self._call_queue.put(("authenticate", "get_logged_in_status", None)) + + ########################################################################### + # XXX HACK: this section is meant to be a place to hold methods and + # variables needed in the meantime while we migrate all to the backend. + + def get_provider_config(self): + provider_config = self._components["provider"]._provider_config + return provider_config diff --git a/src/leap/bitmask/config/flags.py b/src/leap/bitmask/config/flags.py index 5d8bc9b3..7cc8711c 100644 --- a/src/leap/bitmask/config/flags.py +++ b/src/leap/bitmask/config/flags.py @@ -46,7 +46,9 @@ API_VERSION_CHECK = True # Used for skipping soledad bootstrapping/syncs. OFFLINE = False - # CA cert path # used to allow self signed certs in requests that needs SSL CA_CERT_FILE = None + +# OpenVPN verbosity level +OPENVPN_VERBOSITY = 1 diff --git a/src/leap/bitmask/crypto/srpauth.py b/src/leap/bitmask/crypto/srpauth.py index 7cf7e55a..895ab87e 100644 --- a/src/leap/bitmask/crypto/srpauth.py +++ b/src/leap/bitmask/crypto/srpauth.py @@ -17,6 +17,7 @@ import binascii import logging +import threading import sys import requests @@ -28,8 +29,8 @@ from simplejson.decoder import JSONDecodeError from functools import partial from requests.adapters import HTTPAdapter -from PySide import QtCore from twisted.internet import threads +from twisted.internet.defer import CancelledError from leap.bitmask.config.leapsettings import LeapSettings from leap.bitmask.util import request_helpers as reqhelper @@ -117,12 +118,12 @@ class SRPAuthNoSessionId(SRPAuthenticationError): pass -class SRPAuth(QtCore.QObject): +class SRPAuth(object): """ SRPAuth singleton """ - class __impl(QtCore.QObject): + class __impl(object): """ Implementation of the SRPAuth interface """ @@ -135,19 +136,21 @@ class SRPAuth(QtCore.QObject): USER_SALT_KEY = 'user[password_salt]' AUTHORIZATION_KEY = "Authorization" - def __init__(self, provider_config): + def __init__(self, provider_config, signaler=None): """ Constructor for SRPAuth implementation - :param server: Server to which we will authenticate - :type server: str + :param provider_config: ProviderConfig needed to authenticate. + :type provider_config: ProviderConfig + :param signaler: Signaler object used to receive notifications + from the backend + :type signaler: Signaler """ - QtCore.QObject.__init__(self) - leap_assert(provider_config, "We need a provider config to authenticate") self._provider_config = provider_config + self._signaler = signaler self._settings = LeapSettings() # **************************************************** # @@ -162,11 +165,11 @@ class SRPAuth(QtCore.QObject): self._reset_session() self._session_id = None - self._session_id_lock = QtCore.QMutex() + self._session_id_lock = threading.Lock() self._uuid = None - self._uuid_lock = QtCore.QMutex() + self._uuid_lock = threading.Lock() self._token = None - self._token_lock = QtCore.QMutex() + self._token_lock = threading.Lock() self._srp_user = None self._srp_a = None @@ -448,7 +451,7 @@ class SRPAuth(QtCore.QObject): def _threader(self, cb, res, *args, **kwargs): return threads.deferToThread(cb, res, *args, **kwargs) - def change_password(self, current_password, new_password): + def _change_password(self, current_password, new_password): """ Changes the password for the currently logged user if the current password match. @@ -499,6 +502,43 @@ class SRPAuth(QtCore.QObject): self._password = new_password + def change_password(self, current_password, new_password): + """ + Changes the password for the currently logged user if the current + password match. + It requires to be authenticated. + + :param current_password: the current password for the logged user. + :type current_password: str + :param new_password: the new password for the user + :type new_password: str + """ + d = threads.deferToThread( + self._change_password, current_password, new_password) + d.addCallback(self._change_password_ok) + d.addErrback(self._change_password_error) + + def _change_password_ok(self, _): + """ + Password change callback. + """ + if self._signaler is not None: + self._signaler.signal(self._signaler.SRP_PASSWORD_CHANGE_OK) + + def _change_password_error(self, failure): + """ + Password change errback. + """ + logger.debug( + "Error changing password. Failure: {0}".format(failure)) + if self._signaler is None: + return + + if failure.check(SRPAuthBadUserOrPassword): + self._signaler.signal(self._signaler.SRP_PASSWORD_CHANGE_BADPW) + else: + self._signaler.signal(self._signaler.SRP_PASSWORD_CHANGE_ERROR) + def authenticate(self, username, password): """ Executes the whole authentication process for a user @@ -539,8 +579,49 @@ class SRPAuth(QtCore.QObject): d.addCallback(partial(self._threader, self._verify_session)) + d.addCallback(self._authenticate_ok) + d.addErrback(self._authenticate_error) return d + def _authenticate_ok(self, _): + """ + Callback that notifies that the authentication was successful. + + :param _: IGNORED, output from the previous callback (None) + :type _: IGNORED + """ + logger.debug("Successful login!") + self._signaler.signal(self._signaler.SRP_AUTH_OK) + + def _authenticate_error(self, failure): + """ + Error handler for the srpauth.authenticate method. + + :param failure: failure object that Twisted generates + :type failure: twisted.python.failure.Failure + """ + logger.error("Error logging in, {0!r}".format(failure)) + + signal = None + if failure.check(CancelledError): + logger.debug("Defer cancelled.") + failure.trap(Exception) + return + + if self._signaler is None: + return + + if failure.check(SRPAuthBadUserOrPassword): + signal = self._signaler.SRP_AUTH_BAD_USER_OR_PASSWORD + elif failure.check(SRPAuthConnectionError): + signal = self._signaler.SRP_AUTH_CONNECTION_ERROR + elif failure.check(SRPAuthenticationError): + signal = self._signaler.SRP_AUTH_SERVER_ERROR + else: + signal = self._signaler.SRP_AUTH_ERROR + + self._signaler.signal(signal) + def logout(self): """ Logs out the current session. @@ -565,6 +646,8 @@ class SRPAuth(QtCore.QObject): except Exception as e: logger.warning("Something went wrong with the logout: %r" % (e,)) + if self._signaler is not None: + self._signaler.signal(self._signaler.SRP_LOGOUT_ERROR) raise else: self.set_session_id(None) @@ -573,51 +656,53 @@ class SRPAuth(QtCore.QObject): # Also reset the session self._session = self._fetcher.session() logger.debug("Successfully logged out.") + if self._signaler is not None: + self._signaler.signal(self._signaler.SRP_LOGOUT_OK) def set_session_id(self, session_id): - QtCore.QMutexLocker(self._session_id_lock) - self._session_id = session_id + with self._session_id_lock: + self._session_id = session_id def get_session_id(self): - QtCore.QMutexLocker(self._session_id_lock) - return self._session_id + with self._session_id_lock: + return self._session_id def set_uuid(self, uuid): - QtCore.QMutexLocker(self._uuid_lock) - full_uid = "%s@%s" % ( - self._username, self._provider_config.get_domain()) - if uuid is not None: # avoid removing the uuid from settings - self._settings.set_uuid(full_uid, uuid) - self._uuid = uuid + with self._uuid_lock: + full_uid = "%s@%s" % ( + self._username, self._provider_config.get_domain()) + if uuid is not None: # avoid removing the uuid from settings + self._settings.set_uuid(full_uid, uuid) + self._uuid = uuid def get_uuid(self): - QtCore.QMutexLocker(self._uuid_lock) - return self._uuid + with self._uuid_lock: + return self._uuid def set_token(self, token): - QtCore.QMutexLocker(self._token_lock) - self._token = token + with self._token_lock: + self._token = token def get_token(self): - QtCore.QMutexLocker(self._token_lock) - return self._token + with self._token_lock: + return self._token __instance = None - authentication_finished = QtCore.Signal() - logout_ok = QtCore.Signal() - logout_error = QtCore.Signal() - - def __init__(self, provider_config): - """ - Creates a singleton instance if needed + def __init__(self, provider_config, signaler=None): """ - QtCore.QObject.__init__(self) + Create a singleton instance if needed + :param provider_config: ProviderConfig needed to authenticate. + :type provider_config: ProviderConfig + :param signaler: Signaler object used to send notifications + from the backend + :type signaler: Signaler + """ # Check whether we already have an instance if SRPAuth.__instance is None: # Create and remember instance - SRPAuth.__instance = SRPAuth.__impl(provider_config) + SRPAuth.__instance = SRPAuth.__impl(provider_config, signaler) # Store instance reference as the only member in the handle self.__dict__['_SRPAuth__instance'] = SRPAuth.__instance @@ -642,9 +727,20 @@ class SRPAuth(QtCore.QObject): """ username = username.lower() d = self.__instance.authenticate(username, password) - d.addCallback(self._gui_notify) return d + def is_authenticated(self): + """ + Return whether the user is authenticated or not. + + :rtype: bool + """ + user = self.__instance._srp_user + if user is not None: + return self.__instance.authenticated() + + return False + def change_password(self, current_password, new_password): """ Changes the user's password. @@ -657,8 +753,7 @@ class SRPAuth(QtCore.QObject): :returns: a defer to interact with. :rtype: twisted.internet.defer.Deferred """ - d = threads.deferToThread( - self.__instance.change_password, current_password, new_password) + d = self.__instance.change_password(current_password, new_password) return d def get_username(self): @@ -672,16 +767,6 @@ class SRPAuth(QtCore.QObject): return None return self.__instance._username - def _gui_notify(self, _): - """ - Callback that notifies the UI with the proper signal. - - :param _: IGNORED, output from the previous callback (None) - :type _: IGNORED - """ - logger.debug("Successful login!") - self.authentication_finished.emit() - def get_session_id(self): return self.__instance.get_session_id() @@ -699,9 +784,7 @@ class SRPAuth(QtCore.QObject): try: self.__instance.logout() logger.debug("Logout success") - self.logout_ok.emit() return True except Exception as e: logger.debug("Logout error: {0!r}".format(e)) - self.logout_error.emit() return False diff --git a/src/leap/bitmask/crypto/srpregister.py b/src/leap/bitmask/crypto/srpregister.py index 4c52db42..f03dc469 100644 --- a/src/leap/bitmask/crypto/srpregister.py +++ b/src/leap/bitmask/crypto/srpregister.py @@ -46,8 +46,6 @@ class SRPRegister(QtCore.QObject): STATUS_TAKEN = 422 STATUS_ERROR = -999 # Custom error status - registration_finished = QtCore.Signal(bool, object) - def __init__(self, signaler=None, provider_config=None, register_path="users"): """ diff --git a/src/leap/bitmask/gui/eip_preferenceswindow.py b/src/leap/bitmask/gui/eip_preferenceswindow.py index dcaa8b1e..baf17395 100644 --- a/src/leap/bitmask/gui/eip_preferenceswindow.py +++ b/src/leap/bitmask/gui/eip_preferenceswindow.py @@ -18,17 +18,13 @@ """ EIP Preferences window """ -import os import logging from functools import partial from PySide import QtCore, QtGui from leap.bitmask.config.leapsettings import LeapSettings -from leap.bitmask.config.providerconfig import ProviderConfig from leap.bitmask.gui.ui_eippreferences import Ui_EIPPreferences -from leap.bitmask.services.eip.eipconfig import EIPConfig, VPNGatewaySelector -from leap.bitmask.services.eip.eipconfig import get_eipconfig_path logger = logging.getLogger(__name__) @@ -37,17 +33,20 @@ class EIPPreferencesWindow(QtGui.QDialog): """ Window that displays the EIP preferences. """ - def __init__(self, parent, domain): + def __init__(self, parent, domain, backend): """ :param parent: parent object of the EIPPreferencesWindow. :type parent: QWidget :param domain: the selected by default domain. :type domain: unicode + :param backend: Backend being used + :type backend: Backend """ QtGui.QDialog.__init__(self, parent) self.AUTOMATIC_GATEWAY_LABEL = self.tr("Automatic") self._settings = LeapSettings() + self._backend = backend # Load UI self.ui = Ui_EIPPreferences() @@ -61,7 +60,11 @@ class EIPPreferencesWindow(QtGui.QDialog): self.ui.cbGateways.currentIndexChanged[unicode].connect( lambda x: self.ui.lblProvidersGatewayStatus.setVisible(False)) - self._add_configured_providers(domain) + self._selected_domain = domain + self._configured_providers = [] + + self._backend_connect() + self._add_configured_providers() def _set_providers_gateway_status(self, status, success=False, error=False): @@ -85,27 +88,41 @@ class EIPPreferencesWindow(QtGui.QDialog): self.ui.lblProvidersGatewayStatus.setVisible(True) self.ui.lblProvidersGatewayStatus.setText(status) - def _add_configured_providers(self, domain=None): + def _add_configured_providers(self): """ Add the client's configured providers to the providers combo boxes. + """ + providers = self._settings.get_configured_providers() + if not providers: + return - :param domain: the domain to be selected by default. - :type domain: unicode + self._backend.eip_get_initialized_providers(providers) + + def _load_providers_in_combo(self, providers): + """ + SLOT + TRIGGERS: + Signaler.eip_get_initialized_providers + + Add the client's configured providers to the providers combo boxes. + + :param providers: the list of providers to add and whether each one is + initialized or not. + :type providers: list of tuples (str, bool) """ self.ui.cbProvidersGateway.clear() - providers = self._settings.get_configured_providers() if not providers: self.ui.gbGatewaySelector.setEnabled(False) return - for provider in providers: + for provider, is_initialized in providers: label = provider - eip_config_path = get_eipconfig_path(provider, relative=False) - if not os.path.isfile(eip_config_path): - label = provider + self.tr(" (uninitialized)") + if not is_initialized: + label += self.tr(" (uninitialized)") self.ui.cbProvidersGateway.addItem(label, userData=provider) # Select provider by name + domain = self._selected_domain if domain is not None: provider_index = self.ui.cbProvidersGateway.findText( domain, QtCore.Qt.MatchStartsWith) @@ -155,18 +172,24 @@ class EIPPreferencesWindow(QtGui.QDialog): return domain = self.ui.cbProvidersGateway.itemData(domain_idx) + self._selected_domain = domain - if not os.path.isfile(get_eipconfig_path(domain, relative=False)): - self._set_providers_gateway_status( - self.tr("This is an uninitialized provider, " - "please log in first."), - error=True) - self.ui.pbSaveGateway.setEnabled(False) - self.ui.cbGateways.setEnabled(False) - return - else: - self.ui.pbSaveGateway.setEnabled(True) - self.ui.cbGateways.setEnabled(True) + self._backend.eip_get_gateways_list(domain) + + def _update_gateways_list(self, gateways): + """ + SLOT + TRIGGERS: + Signaler.eip_get_gateways_list + + Add the available gateways and select the one stored in configuration + file. + """ + self.ui.pbSaveGateway.setEnabled(True) + self.ui.cbGateways.setEnabled(True) + + self.ui.cbGateways.clear() + self.ui.cbGateways.addItem(self.AUTOMATIC_GATEWAY_LABEL) try: # disconnect previously connected save method @@ -175,31 +198,13 @@ class EIPPreferencesWindow(QtGui.QDialog): pass # Signal was not connected # set the proper connection for the 'save' button + domain = self._selected_domain save_gateway = partial(self._save_selected_gateway, domain) self.ui.pbSaveGateway.clicked.connect(save_gateway) - eip_config = EIPConfig() - provider_config = ProviderConfig.get_provider_config(domain) - - api_version = provider_config.get_api_version() - eip_config.set_api_version(api_version) - eip_loaded = eip_config.load(get_eipconfig_path(domain)) - - if not eip_loaded or provider_config is None: - self._set_providers_gateway_status( - self.tr("There was a problem with configuration files."), - error=True) - return + selected_gateway = self._settings.get_selected_gateway( + self._selected_domain) - gateways = VPNGatewaySelector(eip_config).get_gateways_list() - logger.debug(gateways) - - self.ui.cbGateways.clear() - self.ui.cbGateways.addItem(self.AUTOMATIC_GATEWAY_LABEL) - - # Add the available gateways and - # select the one stored in configuration file. - selected_gateway = self._settings.get_selected_gateway(domain) index = 0 for idx, (gw_name, gw_ip) in enumerate(gateways): gateway = "{0} ({1})".format(gw_name, gw_ip) @@ -208,3 +213,42 @@ class EIPPreferencesWindow(QtGui.QDialog): index = idx + 1 self.ui.cbGateways.setCurrentIndex(index) + + def _gateways_list_error(self): + """ + SLOT + TRIGGERS: + Signaler.eip_get_gateways_list_error + + An error has occurred retrieving the gateway list so we inform the + user. + """ + self._set_providers_gateway_status( + self.tr("There was a problem with configuration files."), + error=True) + self.ui.pbSaveGateway.setEnabled(False) + self.ui.cbGateways.setEnabled(False) + + def _gateways_list_uninitialized(self): + """ + SLOT + TRIGGERS: + Signaler.eip_uninitialized_provider + + The requested provider in not initialized yet, so we give the user an + error msg. + """ + self._set_providers_gateway_status( + self.tr("This is an uninitialized provider, please log in first."), + error=True) + self.ui.pbSaveGateway.setEnabled(False) + self.ui.cbGateways.setEnabled(False) + + def _backend_connect(self): + sig = self._backend.signaler + sig.eip_get_gateways_list.connect(self._update_gateways_list) + sig.eip_get_gateways_list_error.connect(self._gateways_list_error) + sig.eip_uninitialized_provider.connect( + self._gateways_list_uninitialized) + sig.eip_get_initialized_providers.connect( + self._load_providers_in_combo) diff --git a/src/leap/bitmask/gui/eip_status.py b/src/leap/bitmask/gui/eip_status.py index 19942d9d..f24d87c7 100644 --- a/src/leap/bitmask/gui/eip_status.py +++ b/src/leap/bitmask/gui/eip_status.py @@ -25,7 +25,6 @@ from functools import partial from PySide import QtCore, QtGui from leap.bitmask.services.eip.connection import EIPConnection -from leap.bitmask.services.eip.vpnprocess import VPNManager from leap.bitmask.services import get_service_display_name, EIP_SERVICE from leap.bitmask.platform_init import IS_LINUX from leap.bitmask.util.averages import RateMovingAverage @@ -99,7 +98,7 @@ class EIPStatusWidget(QtGui.QWidget): status figures. """ self.DISPLAY_TRAFFIC_RATES = not self.DISPLAY_TRAFFIC_RATES - self.update_vpn_status(None) # refresh + self.update_vpn_status() # refresh def _set_traffic_rates(self): """ @@ -117,7 +116,7 @@ class EIPStatusWidget(QtGui.QWidget): """ self._up_rate.reset() self._down_rate.reset() - self.update_vpn_status(None) + self.update_vpn_status() def _update_traffic_rates(self, up, down): """ @@ -348,23 +347,26 @@ class EIPStatusWidget(QtGui.QWidget): self.tr("Traffic is being routed in the clear")) self.ui.lblEIPStatus.show() - def update_vpn_status(self, data): + def update_vpn_status(self, data=None): """ SLOT - TRIGGER: VPN.status_changed + TRIGGER: Signaler.eip_status_changed - Updates the download/upload labels based on the data provided - by the VPN thread. + Updates the download/upload labels based on the data provided by the + VPN thread. + If data is None, we just will refresh the display based on the previous + data. :param data: a dictionary with the tcp/udp write and read totals. - If data is None, we just will refresh the display based - on the previous data. :type data: dict """ - if data: - upload = float(data[VPNManager.TCPUDP_WRITE_KEY] or "0") - download = float(data[VPNManager.TCPUDP_READ_KEY] or "0") - self._update_traffic_rates(upload, download) + if data is not None: + try: + upload, download = map(float, data) + self._update_traffic_rates(upload, download) + except Exception: + # discard invalid data + return if self.DISPLAY_TRAFFIC_RATES: uprate, downrate = self._get_traffic_rates() @@ -379,39 +381,38 @@ class EIPStatusWidget(QtGui.QWidget): self.ui.btnUpload.setText(upload_str) self.ui.btnDownload.setText(download_str) - def update_vpn_state(self, data): + def update_vpn_state(self, vpn_state): """ SLOT - TRIGGER: VPN.state_changed + TRIGGER: Signaler.eip_state_changed Updates the displayed VPN state based on the data provided by the VPN thread. Emits: - If the status is connected, we emit EIPConnection.qtsigs. + If the vpn_state is connected, we emit EIPConnection.qtsigs. connected_signal """ - status = data[VPNManager.STATUS_STEP_KEY] - self.set_eip_status_icon(status) - if status == "CONNECTED": + self.set_eip_status_icon(vpn_state) + if vpn_state == "CONNECTED": self.ui.eip_bandwidth.show() self.ui.lblEIPStatus.hide() # XXX should be handled by the state machine too. self.eip_connection_connected.emit() - # XXX should lookup status map in EIPConnection - elif status == "AUTH": + # XXX should lookup vpn_state map in EIPConnection + elif vpn_state == "AUTH": self.set_eip_status(self.tr("Authenticating...")) - elif status == "GET_CONFIG": + elif vpn_state == "GET_CONFIG": self.set_eip_status(self.tr("Retrieving configuration...")) - elif status == "WAIT": + elif vpn_state == "WAIT": self.set_eip_status(self.tr("Waiting to start...")) - elif status == "ASSIGN_IP": + elif vpn_state == "ASSIGN_IP": self.set_eip_status(self.tr("Assigning IP")) - elif status == "RECONNECTING": + elif vpn_state == "RECONNECTING": self.set_eip_status(self.tr("Reconnecting...")) - elif status == "ALREADYRUNNING": + elif vpn_state == "ALREADYRUNNING": # Put the following calls in Qt's event queue, otherwise # the UI won't update properly QtCore.QTimer.singleShot( @@ -419,7 +420,7 @@ class EIPStatusWidget(QtGui.QWidget): msg = self.tr("Unable to start VPN, it's already running.") QtCore.QTimer.singleShot(0, partial(self.set_eip_status, msg)) else: - self.set_eip_status(status) + self.set_eip_status(vpn_state) def set_eip_icon(self, icon): """ diff --git a/src/leap/bitmask/gui/mainwindow.py b/src/leap/bitmask/gui/mainwindow.py index 56ac1545..e5c11eb7 100644 --- a/src/leap/bitmask/gui/mainwindow.py +++ b/src/leap/bitmask/gui/mainwindow.py @@ -26,7 +26,6 @@ from datetime import datetime from PySide import QtCore, QtGui from zope.proxy import ProxyBase, setProxiedObject from twisted.internet import reactor, threads -from twisted.internet.defer import CancelledError from leap.bitmask import __version__ as VERSION from leap.bitmask import __version_hash__ as VERSION_HASH @@ -34,19 +33,16 @@ from leap.bitmask.config import flags from leap.bitmask.config.leapsettings import LeapSettings from leap.bitmask.config.providerconfig import ProviderConfig -from leap.bitmask.crypto import srpauth -from leap.bitmask.crypto.srpauth import SRPAuth - -from leap.bitmask.gui.loggerwindow import LoggerWindow +from leap.bitmask.gui import statemachines from leap.bitmask.gui.advanced_key_management import AdvancedKeyManagement -from leap.bitmask.gui.login import LoginWidget -from leap.bitmask.gui.preferenceswindow import PreferencesWindow from leap.bitmask.gui.eip_preferenceswindow import EIPPreferencesWindow -from leap.bitmask.gui import statemachines from leap.bitmask.gui.eip_status import EIPStatusWidget +from leap.bitmask.gui.loggerwindow import LoggerWindow +from leap.bitmask.gui.login import LoginWidget from leap.bitmask.gui.mail_status import MailStatusWidget -from leap.bitmask.gui.wizard import Wizard +from leap.bitmask.gui.preferenceswindow import PreferencesWindow from leap.bitmask.gui.systray import SysTray +from leap.bitmask.gui.wizard import Wizard from leap.bitmask import provider from leap.bitmask.platform_init import IS_WIN, IS_MAC, IS_LINUX @@ -59,20 +55,7 @@ from leap.bitmask.services import get_service_display_name from leap.bitmask.services.mail import conductor as mail_conductor from leap.bitmask.services import EIP_SERVICE, MX_SERVICE -from leap.bitmask.services.eip import eipconfig -from leap.bitmask.services.eip import get_openvpn_management -from leap.bitmask.services.eip.eipbootstrapper import EIPBootstrapper from leap.bitmask.services.eip.connection import EIPConnection -from leap.bitmask.services.eip.vpnprocess import VPN -from leap.bitmask.services.eip.vpnprocess import OpenVPNAlreadyRunning -from leap.bitmask.services.eip.vpnprocess import AlienOpenVPNAlreadyRunning - -from leap.bitmask.services.eip.vpnlauncher import VPNLauncherException -from leap.bitmask.services.eip.vpnlauncher import OpenVPNNotFoundException -from leap.bitmask.services.eip.linuxvpnlauncher import EIPNoPkexecAvailable -from leap.bitmask.services.eip.linuxvpnlauncher import \ - EIPNoPolkitAuthAgentAvailable -from leap.bitmask.services.eip.darwinvpnlauncher import EIPNoTunKextLoaded from leap.bitmask.services.soledad.soledadbootstrapper import \ SoledadBootstrapper @@ -99,11 +82,6 @@ class MainWindow(QtGui.QMainWindow): """ Main window for login and presenting status updates to the user """ - - # StackedWidget indexes - LOGIN_INDEX = 0 - EIP_STATUS_INDEX = 1 - # Signals eip_needs_login = QtCore.Signal([]) offline_mode_bypass_login = QtCore.Signal([]) @@ -122,10 +100,7 @@ class MainWindow(QtGui.QMainWindow): # We give each service some time to come to a halt before forcing quit SERVICE_STOP_TIMEOUT = 20 - def __init__(self, quit_callback, - openvpn_verb=1, - bypass_checks=False, - start_hidden=False): + def __init__(self, quit_callback, bypass_checks=False, start_hidden=False): """ Constructor for the client main window @@ -133,9 +108,8 @@ class MainWindow(QtGui.QMainWindow): the application. :type quit_callback: callable - :param bypass_checks: Set to true if the app should bypass - first round of checks for CA - certificates at bootstrap + :param bypass_checks: Set to true if the app should bypass first round + of checks for CA certificates at bootstrap :type bypass_checks: bool :param start_hidden: Set to true if the app should not show the window but just the tray. @@ -194,31 +168,28 @@ class MainWindow(QtGui.QMainWindow): # XXX this should be handled by EIP Conductor self._eip_connection.qtsigs.connecting_signal.connect( - self._start_eip) + self._start_EIP) self._eip_connection.qtsigs.disconnecting_signal.connect( self._stop_eip) self._eip_status.eip_connection_connected.connect( - self._on_eip_connected) + self._on_eip_connection_connected) self._eip_status.eip_connection_connected.connect( self._maybe_run_soledad_setup_checks) self.offline_mode_bypass_login.connect( self._maybe_run_soledad_setup_checks) - self.eip_needs_login.connect( - self._eip_status.disable_eip_start) - self.eip_needs_login.connect( - self._disable_eip_start_action) + self.eip_needs_login.connect(self._eip_status.disable_eip_start) + self.eip_needs_login.connect(self._disable_eip_start_action) # This is loaded only once, there's a bug when doing that more # than once # XXX HACK!! But we need it as long as we are using # provider_config in here - self._provider_config = ( - self._backend._components["provider"]._provider_config) + self._provider_config = self._backend.get_provider_config() + # Used for automatic start of EIP self._provisional_provider_config = ProviderConfig() - self._eip_config = eipconfig.EIPConfig() self._already_started_eip = False self._already_started_soledad = False @@ -228,35 +199,9 @@ class MainWindow(QtGui.QMainWindow): self._logged_user = None self._logged_in_offline = False + self._backend_connected_signals = {} self._backend_connect() - # This thread is similar to the provider bootstrapper - self._eip_bootstrapper = EIPBootstrapper() - - # EIP signals ---- move to eip conductor. - # TODO change the name of "download_config" signal to - # something less confusing (config_ready maybe) - self._eip_bootstrapper.download_config.connect( - self._eip_intermediate_stage) - self._eip_bootstrapper.download_client_certificate.connect( - self._finish_eip_bootstrap) - - self._vpn = VPN(openvpn_verb=openvpn_verb) - - # connect vpn process signals - self._vpn.qtsigs.state_changed.connect( - self._eip_status.update_vpn_state) - self._vpn.qtsigs.status_changed.connect( - self._eip_status.update_vpn_status) - self._vpn.qtsigs.process_finished.connect( - self._eip_finished) - self._vpn.qtsigs.network_unreachable.connect( - self._on_eip_network_unreachable) - self._vpn.qtsigs.process_restart_tls.connect( - self._do_eip_restart) - self._vpn.qtsigs.process_restart_ping.connect( - self._do_eip_restart) - self._soledad_bootstrapper = SoledadBootstrapper() self._soledad_bootstrapper.download_config.connect( self._soledad_intermediate_stage) @@ -354,7 +299,6 @@ class MainWindow(QtGui.QMainWindow): self._soledad = ProxyBase(None) self._keymanager = ProxyBase(None) - self._login_defer = None self._soledad_defer = None self._mail_conductor = mail_conductor.MailConductor( @@ -377,7 +321,7 @@ class MainWindow(QtGui.QMainWindow): if self._first_run(): self._wizard_firstrun = True - self._backend_disconnect() + self._disconnect_and_untrack() self._wizard = Wizard(backend=self._backend, bypass_checks=bypass_checks) # Give this window time to finish init and then show the wizard @@ -389,41 +333,129 @@ class MainWindow(QtGui.QMainWindow): # so this has to be done after eip_machine is started self._finish_init() - def _backend_connect(self): + def _not_logged_in_error(self): """ - Helper to connect to backend signals + Handle the 'not logged in' backend error if we try to do an operation + that requires to be logged in. """ - sig = self._backend.signaler - sig.prov_name_resolution.connect(self._intermediate_stage) - sig.prov_https_connection.connect(self._intermediate_stage) - sig.prov_download_ca_cert.connect(self._intermediate_stage) + logger.critical("You are trying to do an operation that requires " + "log in first.") + QtGui.QMessageBox.critical( + self, self.tr("Application error"), + self.tr("You are trying to do an operation " + "that requires logging in first.")) - sig.prov_download_provider_info.connect(self._load_provider_config) - sig.prov_check_api_certificate.connect(self._provider_config_loaded) + def _connect_and_track(self, signal, method): + """ + Helper to connect signals and keep track of them. - # Only used at login, no need to disconnect this like we do - # with the other - sig.prov_problem_with_provider.connect(self._login_problem_provider) + :param signal: the signal to connect to. + :type signal: QtCore.Signal + :param method: the method to call when the signal is triggered. + :type method: callable, Slot or Signal + """ + self._backend_connected_signals[signal] = method + signal.connect(method) + def _backend_connect(self): + """ + Helper to connect to backend signals + """ + sig = self._backend.signaler + self._connect_and_track(sig.prov_name_resolution, + self._intermediate_stage) + self._connect_and_track(sig.prov_https_connection, + self._intermediate_stage) + self._connect_and_track(sig.prov_download_ca_cert, + self._intermediate_stage) + + self._connect_and_track(sig.prov_download_provider_info, + self._load_provider_config) + self._connect_and_track(sig.prov_check_api_certificate, + self._provider_config_loaded) + + self._connect_and_track(sig.prov_problem_with_provider, + self._login_problem_provider) + + self._connect_and_track(sig.prov_cancelled_setup, + self._set_login_cancelled) + + # Login signals + self._connect_and_track(sig.srp_auth_ok, self._authentication_finished) + + auth_error = ( + lambda: self._authentication_error(self.tr("Unknown error."))) + self._connect_and_track(sig.srp_auth_error, auth_error) + + auth_server_error = ( + lambda: self._authentication_error( + self.tr("There was a server problem with authentication."))) + self._connect_and_track(sig.srp_auth_server_error, auth_server_error) + + auth_connection_error = ( + lambda: self._authentication_error( + self.tr("Could not establish a connection."))) + self._connect_and_track(sig.srp_auth_connection_error, + auth_connection_error) + + auth_bad_user_or_password = ( + lambda: self._authentication_error( + self.tr("Invalid username or password."))) + self._connect_and_track(sig.srp_auth_bad_user_or_password, + auth_bad_user_or_password) + + # Logout signals + self._connect_and_track(sig.srp_logout_ok, self._logout_ok) + self._connect_and_track(sig.srp_logout_error, self._logout_error) + + self._connect_and_track(sig.srp_not_logged_in_error, + self._not_logged_in_error) + + # EIP bootstrap signals + self._connect_and_track(sig.eip_config_ready, + self._eip_intermediate_stage) + self._connect_and_track(sig.eip_client_certificate_ready, + self._finish_eip_bootstrap) + + # We don't want to disconnect some signals so don't track them: sig.prov_unsupported_client.connect(self._needs_update) sig.prov_unsupported_api.connect(self._incompatible_api) - sig.prov_cancelled_setup.connect(self._set_login_cancelled) - - def _backend_disconnect(self): - """ - Helper to disconnect from backend signals. + # EIP start signals + sig.eip_openvpn_already_running.connect( + self._on_eip_openvpn_already_running) + sig.eip_alien_openvpn_already_running.connect( + self._on_eip_alien_openvpn_already_running) + sig.eip_openvpn_not_found_error.connect( + self._on_eip_openvpn_not_found_error) + sig.eip_vpn_launcher_exception.connect( + self._on_eip_vpn_launcher_exception) + sig.eip_no_polkit_agent_error.connect( + self._on_eip_no_polkit_agent_error) + sig.eip_no_pkexec_error.connect(self._on_eip_no_pkexec_error) + sig.eip_no_tun_kext_error.connect(self._on_eip_no_tun_kext_error) + + sig.eip_state_changed.connect(self._eip_status.update_vpn_state) + sig.eip_status_changed.connect(self._eip_status.update_vpn_status) + sig.eip_process_finished.connect(self._eip_finished) + sig.eip_network_unreachable.connect(self._on_eip_network_unreachable) + sig.eip_process_restart_tls.connect(self._do_eip_restart) + sig.eip_process_restart_ping.connect(self._do_eip_restart) + + def _disconnect_and_untrack(self): + """ + Helper to disconnect the tracked signals. Some signals are emitted from the wizard, and we want to ignore those. """ - sig = self._backend.signaler - sig.prov_name_resolution.disconnect(self._intermediate_stage) - sig.prov_https_connection.disconnect(self._intermediate_stage) - sig.prov_download_ca_cert.disconnect(self._intermediate_stage) + for signal, method in self._backend_connected_signals.items(): + try: + signal.disconnect(method) + except RuntimeError: + pass # Signal was not connected - sig.prov_download_provider_info.disconnect(self._load_provider_config) - sig.prov_check_api_certificate.disconnect(self._provider_config_loaded) + self._backend_connected_signals = {} def _rejected_wizard(self): """ @@ -462,7 +494,7 @@ class MainWindow(QtGui.QMainWindow): there. """ if self._wizard is None: - self._backend_disconnect() + self._disconnect_and_untrack() self._wizard = Wizard(backend=self._backend, bypass_checks=self._bypass_checks) self._wizard.accepted.connect(self._finish_init) @@ -547,7 +579,7 @@ class MainWindow(QtGui.QMainWindow): Displays the preferences window. """ preferences = PreferencesWindow( - self, self._srp_auth, self._provider_config, self._soledad, + self, self._backend, self._provider_config, self._soledad, self._login_widget.get_selected_provider()) self.soledad_ready.connect(preferences.set_soledad_ready) @@ -600,7 +632,7 @@ class MainWindow(QtGui.QMainWindow): Displays the EIP preferences window. """ domain = self._login_widget.get_selected_provider() - EIPPreferencesWindow(self, domain).show() + EIPPreferencesWindow(self, domain, self._backend).show() # # updates @@ -1056,44 +1088,27 @@ class MainWindow(QtGui.QMainWindow): self.offline_mode_bypass_login.emit() else: leap_assert(self._provider_config, "We need a provider config") + self.ui.action_create_new_account.setEnabled(False) if self._login_widget.start_login(): self._download_provider_config() - def _login_errback(self, failure): - """ - Error handler for the srpauth.authenticate method. - - :param failure: failure object that Twisted generates - :type failure: twisted.python.failure.Failure + def _authentication_error(self, msg): """ - # NOTE: this behavior needs to be managed through the signaler, - # as we are doing with the prov_cancelled_setup signal. - # After we move srpauth to the backend, we need to update this. - logger.error("Error logging in, {0!r}".format(failure)) + SLOT + TRIGGERS: + Signaler.srp_auth_error + Signaler.srp_auth_server_error + Signaler.srp_auth_connection_error + Signaler.srp_auth_bad_user_or_password - if failure.check(CancelledError): - logger.debug("Defer cancelled.") - failure.trap(Exception) - self._set_login_cancelled() - return - elif failure.check(srpauth.SRPAuthBadUserOrPassword): - msg = self.tr("Invalid username or password.") - elif failure.check(srpauth.SRPAuthBadStatusCode, - srpauth.SRPAuthenticationError, - srpauth.SRPAuthVerificationFailed, - srpauth.SRPAuthNoSessionId, - srpauth.SRPAuthNoSalt, srpauth.SRPAuthNoB, - srpauth.SRPAuthBadDataFromServer, - srpauth.SRPAuthJSONDecodeError): - msg = self.tr("There was a server problem with authentication.") - elif failure.check(srpauth.SRPAuthConnectionError): - msg = self.tr("Could not establish a connection.") - else: - # this shouldn't happen, but just in case. - msg = self.tr("Unknown error: {0!r}".format(failure.value)) + Handle the authentication errors. + :param msg: the message to show to the user. + :type msg: unicode + """ self._login_widget.set_status(msg) self._login_widget.set_enabled(True) + self.ui.action_create_new_account.setEnabled(True) def _cancel_login(self): """ @@ -1110,12 +1125,9 @@ class MainWindow(QtGui.QMainWindow): """ Cancel the running defers to avoid app blocking. """ + # XXX: Should we stop all the backend defers? self._backend.cancel_setup_provider() - - if self._login_defer is not None: - logger.debug("Cancelling login defer.") - self._login_defer.cancel() - self._login_defer = None + self._backend.cancel_login() if self._soledad_defer is not None: logger.debug("Cancelling soledad defer.") @@ -1151,15 +1163,8 @@ class MainWindow(QtGui.QMainWindow): self._hide_unsupported_services() - if self._srp_auth is None: - self._srp_auth = SRPAuth(self._provider_config) - self._srp_auth.authentication_finished.connect( - self._authentication_finished) - self._srp_auth.logout_ok.connect(self._logout_ok) - self._srp_auth.logout_error.connect(self._logout_error) - - self._login_defer = self._srp_auth.authenticate(username, password) - self._login_defer.addErrback(self._login_errback) + domain = self._provider_config.get_domain() + self._backend.login(domain, username, password) else: self._login_widget.set_status( "Unable to login: Problem with provider") @@ -1181,8 +1186,8 @@ class MainWindow(QtGui.QMainWindow): domain = self._provider_config.get_domain() full_user_id = make_address(user, domain) self._mail_conductor.userid = full_user_id - self._login_defer = None self._start_eip_bootstrap() + self.ui.action_create_new_account.setEnabled(True) # if soledad/mail is enabled: if MX_SERVICE in self._enabled_services: @@ -1480,7 +1485,7 @@ class MainWindow(QtGui.QMainWindow): self._action_eip_startstop.setEnabled(True) @QtCore.Slot() - def _on_eip_connected(self): + def _on_eip_connection_connected(self): """ SLOT TRIGGERS: @@ -1570,114 +1575,101 @@ class MainWindow(QtGui.QMainWindow): (default_provider,)) @QtCore.Slot() - def _start_eip(self): + def _start_EIP(self): """ - SLOT - TRIGGERS: - self._eip_connection.qtsigs.do_connect_signal - (via state machine) - or called from _finish_eip_bootstrap - Starts EIP """ - provider_config = self._get_best_provider_config() - provider = provider_config.get_domain() self._eip_status.eip_pre_up() self.user_stopped_eip = False - # until we set an option in the preferences window, - # we'll assume that by default we try to autostart. - # If we switch it off manually, it won't try the next - # time. + # Until we set an option in the preferences window, we'll assume that + # by default we try to autostart. If we switch it off manually, it + # won't try the next time. self._settings.set_autostart_eip(True) - loaded = eipconfig.load_eipconfig_if_needed( - provider_config, self._eip_config, provider) + self._backend.start_eip() - if not loaded: - eip_status_label = self.tr("Could not load {0} configuration.") - eip_status_label = eip_status_label.format(self._eip_name) - self._eip_status.set_eip_status(eip_status_label, error=True) - # signal connection aborted to state machine - qtsigs = self._eip_connection.qtsigs - qtsigs.connection_aborted_signal.emit() - logger.error("Tried to start EIP but cannot find any " - "available provider!") - return + def _on_eip_connection_aborted(self): + """ + SLOT + TRIGGERS: + Signaler.eip_connection_aborted + """ + logger.error("Tried to start EIP but cannot find any " + "available provider!") - try: - # XXX move this to EIPConductor - host, port = get_openvpn_management() - self._vpn.start(eipconfig=self._eip_config, - providerconfig=provider_config, - socket_host=host, - socket_port=port) - self._settings.set_defaultprovider(provider) - - # XXX move to the state machine too - self._eip_status.set_provider(provider) - - # TODO refactor exceptions so they provide translatable - # usef-facing messages. - except EIPNoPolkitAuthAgentAvailable: - self._eip_status.set_eip_status( - # XXX this should change to polkit-kde where - # applicable. - self.tr("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."), - error=True) - self._set_eipstatus_off() - except EIPNoTunKextLoaded: - self._eip_status.set_eip_status( - self.tr("{0} cannot be started because " - "the tuntap extension is not installed properly " - "in your system.").format(self._eip_name)) - self._set_eipstatus_off() - except EIPNoPkexecAvailable: - self._eip_status.set_eip_status( - self.tr("We could not find <b>pkexec</b> " - "in your system."), - error=True) - self._set_eipstatus_off() - except OpenVPNNotFoundException: - self._eip_status.set_eip_status( - self.tr("We could not find openvpn binary."), - error=True) - self._set_eipstatus_off() - except OpenVPNAlreadyRunning as e: - self._eip_status.set_eip_status( - self.tr("Another openvpn instance is already running, and " - "could not be stopped."), - error=True) - self._set_eipstatus_off() - except AlienOpenVPNAlreadyRunning as e: - self._eip_status.set_eip_status( - self.tr("Another openvpn instance is already running, and " - "could not be stopped because it was not launched by " - "Bitmask. Please stop it and try again."), - error=True) - self._set_eipstatus_off() - except VPNLauncherException as e: - # XXX We should implement again translatable exceptions so - # we can pass a translatable string to the panel (usermessage attr) - self._eip_status.set_eip_status("%s" % (e,), error=True) - self._set_eipstatus_off() - else: - self._already_started_eip = True + eip_status_label = self.tr("Could not load {0} configuration.") + eip_status_label = eip_status_label.format(self._eip_name) + self._eip_status.set_eip_status(eip_status_label, error=True) + + # signal connection_aborted to state machine: + qtsigs = self._eip_connection.qtsigs + qtsigs.connection_aborted_signal.emit() + + def _on_eip_openvpn_already_running(self): + self._eip_status.set_eip_status( + self.tr("Another openvpn instance is already running, and " + "could not be stopped."), + error=True) + self._set_eipstatus_off() + + def _on_eip_alien_openvpn_already_running(self): + self._eip_status.set_eip_status( + self.tr("Another openvpn instance is already running, and " + "could not be stopped because it was not launched by " + "Bitmask. Please stop it and try again."), + error=True) + self._set_eipstatus_off() + + def _on_eip_openvpn_not_found_error(self): + self._eip_status.set_eip_status( + self.tr("We could not find openvpn binary."), + error=True) + self._set_eipstatus_off() + + def _on_eip_vpn_launcher_exception(self): + # XXX We should implement again translatable exceptions so + # we can pass a translatable string to the panel (usermessage attr) + self._eip_status.set_eip_status("VPN Launcher error.", error=True) + self._set_eipstatus_off() + + def _on_eip_no_polkit_agent_error(self): + self._eip_status.set_eip_status( + # XXX this should change to polkit-kde where + # applicable. + self.tr("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."), + error=True) + self._set_eipstatus_off() + + def _on_eip_no_pkexec_error(self): + self._eip_status.set_eip_status( + self.tr("We could not find <b>pkexec</b> in your system."), + error=True) + self._set_eipstatus_off() + + def _on_eip_no_tun_kext_error(self): + self._eip_status.set_eip_status( + self.tr("{0} cannot be started because the tuntap extension is " + "not installed properly in your " + "system.").format(self._eip_name)) + self._set_eipstatus_off() + + def _on_eip_connected(self): + # XXX move to the state machine too + self._eip_status.set_provider(provider) + + self._settings.set_defaultprovider(provider) + self._already_started_eip = True @QtCore.Slot() def _stop_eip(self): """ SLOT TRIGGERS: - self._eip_connection.qtsigs.do_disconnect_signal - (via state machine) - or called from _eip_finished + self._eip_connection.qtsigs.do_disconnect_signal (via state machine) Stops vpn process and makes gui adjustments to reflect the change of state. @@ -1686,7 +1678,7 @@ class MainWindow(QtGui.QMainWindow): :type abnormal: bool """ self.user_stopped_eip = True - self._vpn.terminate() + self._backend.stop_eip() self._set_eipstatus_off(False) self._already_started_eip = False @@ -1727,7 +1719,7 @@ class MainWindow(QtGui.QMainWindow): # for some reason, emitting the do_disconnect/do_connect # signals hangs the UI. self._stop_eip() - QtCore.QTimer.singleShot(2000, self._start_eip) + QtCore.QTimer.singleShot(2000, self._start_EIP) def _set_eipstatus_off(self, error=True): """ @@ -1741,7 +1733,7 @@ class MainWindow(QtGui.QMainWindow): """ SLOT TRIGGERS: - self._vpn.process_finished + Signaler.eip_process_finished Triggered when the EIP/VPN process finishes to set the UI accordingly. @@ -1777,8 +1769,8 @@ class MainWindow(QtGui.QMainWindow): "because you did not authenticate properly.") eip_status_label = eip_status_label.format(self._eip_name) self._eip_status.set_eip_status(eip_status_label, error=True) - self._vpn.killit() signal = qtsigs.connection_aborted_signal + self._backend.terminate_eip() elif exitCode != 0 or not self.user_stopped_eip: eip_status_label = self.tr("{0} finished in an unexpected manner!") @@ -1802,17 +1794,16 @@ class MainWindow(QtGui.QMainWindow): Start the EIP bootstrapping sequence if the client is configured to do so. """ - leap_assert(self._eip_bootstrapper, "We need an eip bootstrapper!") - provider_config = self._get_best_provider_config() if self._provides_eip_and_enabled() and not self._already_started_eip: # XXX this should be handled by the state machine. self._eip_status.set_eip_status( self.tr("Starting...")) - self._eip_bootstrapper.run_eip_setup_checks( - provider_config, - download_if_needed=True) + + domain = self._login_widget.get_selected_provider() + self._backend.setup_eip(domain) + self._already_started_eip = True # we want to start soledad anyway after a certain timeout if eip # fails to come up @@ -1834,42 +1825,29 @@ class MainWindow(QtGui.QMainWindow): def _finish_eip_bootstrap(self, data): """ SLOT - TRIGGER: self._eip_bootstrapper.download_client_certificate + TRIGGER: self._backend.signaler.eip_client_certificate_ready Starts the VPN thread if the eip configuration is properly loaded """ - leap_assert(self._eip_config, "We need an eip config!") - passed = data[self._eip_bootstrapper.PASSED_KEY] + passed = data[self._backend.PASSED_KEY] if not passed: error_msg = self.tr("There was a problem with the provider") self._eip_status.set_eip_status(error_msg, error=True) - logger.error(data[self._eip_bootstrapper.ERROR_KEY]) + logger.error(data[self._backend.ERROR_KEY]) self._already_started_eip = False return - provider_config = self._get_best_provider_config() - domain = provider_config.get_domain() - - # XXX move check to _start_eip ? - loaded = eipconfig.load_eipconfig_if_needed( - provider_config, self._eip_config, domain) - - if loaded: - # DO START EIP Connection! - self._eip_connection.qtsigs.do_connect_signal.emit() - else: - eip_status_label = self.tr("Could not load {0} configuration.") - eip_status_label = eip_status_label.format(self._eip_name) - self._eip_status.set_eip_status(eip_status_label, error=True) + # DO START EIP Connection! + self._eip_connection.qtsigs.do_connect_signal.emit() def _eip_intermediate_stage(self, data): # TODO missing param """ SLOT TRIGGERS: - self._eip_bootstrapper.download_config + self._backend.signaler.eip_config_ready If there was a problem, displays it, otherwise it does nothing. This is used for intermediate bootstrapping stages, in case @@ -1926,7 +1904,7 @@ class MainWindow(QtGui.QMainWindow): # XXX: If other defers are doing authenticated stuff, this # might conflict with those. CHECK! - threads.deferToThread(self._srp_auth.logout) + self._backend.logout() self.logout.emit() def _logout_error(self): @@ -1964,7 +1942,7 @@ class MainWindow(QtGui.QMainWindow): self._backend.signaler.prov_name_resolution self._backend.signaler.prov_https_connection self._backend.signaler.prov_download_ca_cert - self._eip_bootstrapper.download_config + self._backend.signaler.eip_config_ready If there was a problem, displays it, otherwise it does nothing. This is used for intermediate bootstrapping stages, in case @@ -2027,11 +2005,8 @@ class MainWindow(QtGui.QMainWindow): self._stop_imap_service() - if self._srp_auth is not None: - if self._srp_auth.get_session_id() is not None or \ - self._srp_auth.get_token() is not None: - # XXX this can timeout after loong time: See #3368 - self._srp_auth.logout() + if self._logged_user is not None: + self._backend.logout() if self._soledad_bootstrapper.soledad is not None: logger.debug("Closing soledad...") @@ -2040,7 +2015,7 @@ class MainWindow(QtGui.QMainWindow): logger.error("No instance of soledad was found.") logger.debug('Terminating vpn') - self._vpn.terminate(shutdown=True) + self._backend.stop_eip(shutdown=True) self._cancel_ongoing_defers() @@ -2068,8 +2043,11 @@ class MainWindow(QtGui.QMainWindow): # Set this in case that the app is hidden QtGui.QApplication.setQuitOnLastWindowClosed(True) - self._backend.stop() self._cleanup_and_quit() + + # We queue the call to stop since we need to wait until EIP is stopped. + # Otherwise we may exit leaving an unmanaged openvpn process. + reactor.callLater(0, self._backend.stop) self._really_quit = True if self._wizard: diff --git a/src/leap/bitmask/gui/preferenceswindow.py b/src/leap/bitmask/gui/preferenceswindow.py index b2cc2236..f6bd1ed3 100644 --- a/src/leap/bitmask/gui/preferenceswindow.py +++ b/src/leap/bitmask/gui/preferenceswindow.py @@ -29,7 +29,6 @@ from leap.bitmask.provider import get_provider_path from leap.bitmask.config.leapsettings import LeapSettings from leap.bitmask.gui.ui_preferences import Ui_Preferences from leap.soledad.client import NoStorageSecret -from leap.bitmask.crypto.srpauth import SRPAuthBadUserOrPassword from leap.bitmask.util.password import basic_password_checks from leap.bitmask.services import get_supported from leap.bitmask.config.providerconfig import ProviderConfig @@ -44,12 +43,12 @@ class PreferencesWindow(QtGui.QDialog): """ preferences_saved = QtCore.Signal() - def __init__(self, parent, srp_auth, provider_config, soledad, domain): + def __init__(self, parent, backend, provider_config, soledad, domain): """ :param parent: parent object of the PreferencesWindow. :parent type: QWidget - :param srp_auth: SRPAuth object configured in the main app. - :type srp_auth: SRPAuth + :param backend: Backend being used + :type backend: Backend :param provider_config: ProviderConfig object. :type provider_config: ProviderConfig :param soledad: Soledad instance @@ -60,9 +59,13 @@ class PreferencesWindow(QtGui.QDialog): QtGui.QDialog.__init__(self, parent) self.AUTOMATIC_GATEWAY_LABEL = self.tr("Automatic") - self._srp_auth = srp_auth + self._backend = backend self._settings = LeapSettings() self._soledad = soledad + self._provider_config = provider_config + self._domain = domain + + self._backend_connect() # Load UI self.ui = Ui_Preferences() @@ -82,40 +85,57 @@ class PreferencesWindow(QtGui.QDialog): else: self._add_configured_providers() - pw_enabled = False - - # check if the user is logged in - if srp_auth is not None and srp_auth.get_token() is not None: - # check if provider has 'mx' ... - if provider_config.provides_mx(): - enabled_services = self._settings.get_enabled_services(domain) - mx_name = get_service_display_name(MX_SERVICE) - - # ... and if the user have it enabled - if MX_SERVICE not in enabled_services: - msg = self.tr("You need to enable {0} in order to change " - "the password.".format(mx_name)) - self._set_password_change_status(msg, error=True) - else: - if sameProxiedObjects(self._soledad, None): - msg = self.tr( - "You need to wait until {0} is ready in " - "order to change the password.".format(mx_name)) - self._set_password_change_status(msg) - else: - # Soledad is bootstrapped - pw_enabled = True - else: - pw_enabled = True - else: - msg = self.tr( - "In order to change your password you need to be logged in.") - self._set_password_change_status(msg) + self._backend.get_logged_in_status() self._select_provider_by_name(domain) + def _is_logged_in(self): + """ + SLOT + TRIGGERS: + Signaler.srp_status_logged_in + + Actions to perform is the user is logged in. + """ + settings = self._settings + pw_enabled = True + + # check if provider has 'mx' ... + # TODO: we should move this to the backend. + if self._provider_config.provides_mx(): + enabled_services = settings.get_enabled_services(self._domain) + mx_name = get_service_display_name(MX_SERVICE) + + # ... and if the user have it enabled + if MX_SERVICE not in enabled_services: + msg = self.tr("You need to enable {0} in order to change " + "the password.".format(mx_name)) + self._set_password_change_status(msg, error=True) + pw_enabled = False + else: + # check if Soledad is bootstrapped + if sameProxiedObjects(self._soledad, None): + msg = self.tr( + "You need to wait until {0} is ready in " + "order to change the password.".format(mx_name)) + self._set_password_change_status(msg) + pw_enabled = False + self.ui.gbPasswordChange.setEnabled(pw_enabled) + def _not_logged_in(self): + """ + SLOT + TRIGGERS: + Signaler.srp_status_not_logged_in + + Actions to perform if the user is not logged in. + """ + msg = self.tr( + "In order to change your password you need to be logged in.") + self._set_password_change_status(msg) + self.ui.gbPasswordChange.setEnabled(False) + def set_soledad_ready(self): """ SLOT @@ -185,19 +205,17 @@ class PreferencesWindow(QtGui.QDialog): return self._set_changing_password(True) - d = self._srp_auth.change_password(current_password, new_password) - d.addCallback(partial(self._change_password_success, new_password)) - d.addErrback(self._change_password_problem) + self._backend.change_password(current_password, new_password) - def _change_password_success(self, new_password, _): + def _change_password_ok(self): """ - Callback used to display a successfully performed action. + SLOT + TRIGGERS: + self._backend.signaler.srp_password_change_ok - :param new_password: the new password for the user. - :type new_password: str. - :param _: the returned data from self._srp_auth.change_password - Ignored + Callback used to display a successfully changed password. """ + new_password = self.ui.leNewPassword.text() logger.debug("SRP password changed successfully.") try: self._soledad.change_passphrase(new_password) @@ -211,24 +229,21 @@ class PreferencesWindow(QtGui.QDialog): self._clear_password_inputs() self._set_changing_password(False) - def _change_password_problem(self, failure): - """ - Errback called if there was a problem with the deferred. - Also is used to display an error message. - - :param failure: the cause of the method failed. - :type failure: twisted.python.Failure + def _change_password_problem(self, msg): """ - logger.error("Error changing password: %s", (failure, )) - problem = self.tr("There was a problem changing the password.") - - if failure.check(SRPAuthBadUserOrPassword): - problem = self.tr("You did not enter a correct current password.") + SLOT + TRIGGERS: + self._backend.signaler.srp_password_change_error + self._backend.signaler.srp_password_change_badpw - self._set_password_change_status(problem, error=True) + Callback used to display an error on changing password. + :param msg: the message to show to the user. + :type msg: unicode + """ + logger.error("Error changing password") + self._set_password_change_status(msg, error=True) self._set_changing_password(False) - failure.trap(Exception) def _clear_password_inputs(self): """ @@ -387,3 +402,24 @@ class PreferencesWindow(QtGui.QDialog): provider_config = None return provider_config + + def _backend_connect(self): + """ + Helper to connect to backend signals + """ + sig = self._backend.signaler + + sig.srp_status_logged_in.connect(self._is_logged_in) + sig.srp_status_not_logged_in.connect(self._not_logged_in) + + sig.srp_password_change_ok.connect(self._change_password_ok) + + pwd_change_error = partial( + self._change_password_problem, + self.tr("There was a problem changing the password.")) + sig.srp_password_change_error.connect(pwd_change_error) + + pwd_change_badpw = partial( + self._change_password_problem, + self.tr("You did not enter a correct current password.")) + sig.srp_password_change_badpw.connect(pwd_change_badpw) diff --git a/src/leap/bitmask/provider/providerbootstrapper.py b/src/leap/bitmask/provider/providerbootstrapper.py index 2a519206..6cdfe4f4 100644 --- a/src/leap/bitmask/provider/providerbootstrapper.py +++ b/src/leap/bitmask/provider/providerbootstrapper.py @@ -88,6 +88,8 @@ class ProviderBootstrapper(AbstractBootstrapper): self._domain = None self._provider_config = None self._download_if_needed = False + if signaler is not None: + self._cancel_signal = signaler.PROV_CANCELLED_SETUP @property def verify(self): diff --git a/src/leap/bitmask/services/abstractbootstrapper.py b/src/leap/bitmask/services/abstractbootstrapper.py index fc6bd3e9..77929b75 100644 --- a/src/leap/bitmask/services/abstractbootstrapper.py +++ b/src/leap/bitmask/services/abstractbootstrapper.py @@ -78,6 +78,7 @@ class AbstractBootstrapper(QtCore.QObject): self._signal_to_emit = None self._err_msg = None self._signaler = signaler + self._cancel_signal = None def _gui_errback(self, failure): """ @@ -95,7 +96,8 @@ class AbstractBootstrapper(QtCore.QObject): if failure.check(CancelledError): logger.debug("Defer cancelled.") failure.trap(Exception) - self._signaler.signal(self._signaler.PROV_CANCELLED_SETUP) + if self._signaler is not None and self._cancel_signal is not None: + self._signaler.signal(self._cancel_signal) return if self._signal_to_emit: diff --git a/src/leap/bitmask/services/eip/eipbootstrapper.py b/src/leap/bitmask/services/eip/eipbootstrapper.py index 5a238a1c..c77977ce 100644 --- a/src/leap/bitmask/services/eip/eipbootstrapper.py +++ b/src/leap/bitmask/services/eip/eipbootstrapper.py @@ -20,8 +20,6 @@ EIP bootstrapping import logging import os -from PySide import QtCore - from leap.bitmask.config.providerconfig import ProviderConfig from leap.bitmask.crypto.certs import download_client_cert from leap.bitmask.services import download_service_config @@ -41,17 +39,21 @@ class EIPBootstrapper(AbstractBootstrapper): If a check fails, the subsequent checks are not executed """ - # All dicts returned are of the form - # {"passed": bool, "error": str} - download_config = QtCore.Signal(dict) - download_client_certificate = QtCore.Signal(dict) + def __init__(self, signaler=None): + """ + Constructor for the EIP bootstrapper object - def __init__(self): - AbstractBootstrapper.__init__(self) + :param signaler: Signaler object used to receive notifications + from the backend + :type signaler: Signaler + """ + AbstractBootstrapper.__init__(self, signaler) self._provider_config = None self._eip_config = None self._download_if_needed = False + if signaler is not None: + self._cancel_signal = signaler.EIP_CANCELLED_SETUP def _download_config(self, *args): """ @@ -114,9 +116,9 @@ class EIPBootstrapper(AbstractBootstrapper): self._download_if_needed = download_if_needed cb_chain = [ - (self._download_config, self.download_config), + (self._download_config, self._signaler.EIP_CONFIG_READY), (self._download_client_certificates, - self.download_client_certificate) + self._signaler.EIP_CLIENT_CERTIFICATE_READY) ] return self.addCallbackChain(cb_chain) diff --git a/src/leap/bitmask/services/eip/vpnprocess.py b/src/leap/bitmask/services/eip/vpnprocess.py index 5c100036..9986526a 100644 --- a/src/leap/bitmask/services/eip/vpnprocess.py +++ b/src/leap/bitmask/services/eip/vpnprocess.py @@ -33,8 +33,7 @@ except ImportError: # psutil >= 2.0.0 from psutil import AccessDenied as psutil_AccessDenied -from PySide import QtCore - +from leap.bitmask.config import flags from leap.bitmask.config.providerconfig import ProviderConfig from leap.bitmask.services.eip import get_vpn_launcher from leap.bitmask.services.eip.eipconfig import EIPConfig @@ -52,28 +51,6 @@ from twisted.internet import error as internet_error from twisted.internet.task import LoopingCall -class VPNSignals(QtCore.QObject): - """ - These are the signals that we use to let the UI know - about the events we are polling. - They are instantiated in the VPN object and passed along - till the VPNProcess. - """ - # signals for the process - state_changed = QtCore.Signal(dict) - status_changed = QtCore.Signal(dict) - process_finished = QtCore.Signal(int) - - # signals that come from parsing - # openvpn output - network_unreachable = QtCore.Signal() - process_restart_tls = QtCore.Signal() - process_restart_ping = QtCore.Signal() - - def __init__(self): - QtCore.QObject.__init__(self) - - class VPNObserver(object): """ A class containing different patterns in the openvpn output that @@ -95,14 +72,8 @@ class VPNObserver(object): "Initialization Sequence Completed",), } - def __init__(self, qtsigs): - """ - Initializer. Keeps a reference to the passed qtsigs object - :param qtsigs: an object containing the different qt signals to - be used to communicate with different parts of - the application (the EIP state machine, for instance). - """ - self._qtsigs = qtsigs + def __init__(self, signaler=None): + self._signaler = signaler def watch(self, line): """ @@ -123,27 +94,29 @@ class VPNObserver(object): return sig = self._get_signal(event) - if sig: - sig.emit() + if sig is not None: + self._signaler.signal(sig) return else: - logger.debug( - 'We got %s event from openvpn output but we ' - 'could not find a matching signal for it.' - % event) + logger.debug('We got %s event from openvpn output but we could ' + 'not find a matching signal for it.' % event) def _get_signal(self, event): """ Tries to get the matching signal from the eip signals objects based on the name of the passed event (in lowercase) - :param event: the name of the event that we want to get a signal - for + :param event: the name of the event that we want to get a signal for :type event: str - :returns: a QtSignal, or None - :rtype: QtSignal or None + :returns: a Signaler signal or None + :rtype: str or None """ - return getattr(self._qtsigs, event.lower(), None) + signals = { + "network_unreachable": self._signaler.EIP_NETWORK_UNREACHABLE, + "process_restart_tls": self._signaler.EIP_PROCESS_RESTART_TLS, + "process_restart_ping": self._signaler.EIP_PROCESS_RESTART_PING, + } + return signals.get(event.lower()) class OpenVPNAlreadyRunning(Exception): @@ -181,14 +154,9 @@ class VPN(object): self._vpnproc = None self._pollers = [] self._reactor = reactor - self._qtsigs = VPNSignals() - - # XXX should get it from config.flags - self._openvpn_verb = kwargs.get(self.OPENVPN_VERB, None) - @property - def qtsigs(self): - return self._qtsigs + self._signaler = kwargs['signaler'] + self._openvpn_verb = flags.OPENVPN_VERBOSITY def start(self, *args, **kwargs): """ @@ -200,14 +168,13 @@ class VPN(object): :param kwargs: kwargs to be passed to the VPNProcess :type kwargs: dict """ + logger.debug('VPN: start') self._stop_pollers() - kwargs['qtsigs'] = self.qtsigs kwargs['openvpn_verb'] = self._openvpn_verb + kwargs['signaler'] = self._signaler # start the main vpn subprocess vpnproc = VPNProcess(*args, **kwargs) - #qtsigs=self.qtsigs, - #openvpn_verb=self._openvpn_verb) if vpnproc.get_openvpn_process(): logger.info("Another vpn process is running. Will try to stop it.") @@ -262,8 +229,11 @@ class VPN(object): Sends a kill signal to the process. """ self._stop_pollers() - self._vpnproc.aborted = True - self._vpnproc.killProcess() + if self._vpnproc is None: + logger.debug("There's no vpn process running to kill.") + else: + self._vpnproc.aborted = True + self._vpnproc.killProcess() def terminate(self, shutdown=False): """ @@ -328,37 +298,21 @@ class VPNManager(object): POLL_TIME = 2.5 if IS_MAC else 1.0 CONNECTION_RETRY_TIME = 1 - TS_KEY = "ts" - STATUS_STEP_KEY = "status_step" - OK_KEY = "ok" - IP_KEY = "ip" - REMOTE_KEY = "remote" - - TUNTAP_READ_KEY = "tun_tap_read" - TUNTAP_WRITE_KEY = "tun_tap_write" - TCPUDP_READ_KEY = "tcp_udp_read" - TCPUDP_WRITE_KEY = "tcp_udp_write" - AUTH_READ_KEY = "auth_read" - - def __init__(self, qtsigs=None): + def __init__(self, signaler=None): """ Initializes the VPNManager. - :param qtsigs: a QObject containing the Qt signals used by the UI - to give feedback about state changes. - :type qtsigs: QObject + :param signaler: Signaler object used to send notifications to the + backend + :type signaler: backend.Signaler """ from twisted.internet import reactor self._reactor = reactor self._tn = None - self._qtsigs = qtsigs + self._signaler = signaler self._aborted = False @property - def qtsigs(self): - return self._qtsigs - - @property def aborted(self): return self._aborted @@ -552,17 +506,10 @@ class VPNManager(object): continue ts, status_step, ok, ip, remote = parts - state_dict = { - self.TS_KEY: ts, - self.STATUS_STEP_KEY: status_step, - self.OK_KEY: ok, - self.IP_KEY: ip, - self.REMOTE_KEY: remote - } - - if state_dict != self._last_state: - self.qtsigs.state_changed.emit(state_dict) - self._last_state = state_dict + state = status_step + if state != self._last_state: + self._signaler.signal(self._signaler.EIP_STATE_CHANGED, state) + self._last_state = state def _parse_status_and_notify(self, output): """ @@ -575,9 +522,7 @@ class VPNManager(object): """ tun_tap_read = "" tun_tap_write = "" - tcp_udp_read = "" - tcp_udp_write = "" - auth_read = "" + for line in output: stripped = line.strip() if stripped.endswith("STATISTICS") or stripped == "END": @@ -585,28 +530,24 @@ class VPNManager(object): parts = stripped.split(",") if len(parts) < 2: continue - if parts[0].strip() == "TUN/TAP read bytes": - tun_tap_read = parts[1] - elif parts[0].strip() == "TUN/TAP write bytes": - tun_tap_write = parts[1] - elif parts[0].strip() == "TCP/UDP read bytes": - tcp_udp_read = parts[1] - elif parts[0].strip() == "TCP/UDP write bytes": - tcp_udp_write = parts[1] - elif parts[0].strip() == "Auth read bytes": - auth_read = parts[1] - - status_dict = { - self.TUNTAP_READ_KEY: tun_tap_read, - self.TUNTAP_WRITE_KEY: tun_tap_write, - self.TCPUDP_READ_KEY: tcp_udp_read, - self.TCPUDP_WRITE_KEY: tcp_udp_write, - self.AUTH_READ_KEY: auth_read - } - if status_dict != self._last_status: - self.qtsigs.status_changed.emit(status_dict) - self._last_status = status_dict + text, value = parts + # text can be: + # "TUN/TAP read bytes" + # "TUN/TAP write bytes" + # "TCP/UDP read bytes" + # "TCP/UDP write bytes" + # "Auth read bytes" + + if text == "TUN/TAP read bytes": + tun_tap_read = value + elif text == "TUN/TAP write bytes": + tun_tap_write = value + + status = (tun_tap_write, tun_tap_read) + if status != self._last_status: + self._signaler.signal(self._signaler.EIP_STATUS_CHANGED, status) + self._last_status = status def get_state(self): """ @@ -754,7 +695,7 @@ class VPNProcess(protocol.ProcessProtocol, VPNManager): """ def __init__(self, eipconfig, providerconfig, socket_host, socket_port, - qtsigs, openvpn_verb): + signaler, openvpn_verb): """ :param eipconfig: eip configuration object :type eipconfig: EIPConfig @@ -769,18 +710,17 @@ class VPNProcess(protocol.ProcessProtocol, VPNManager): socket, or port otherwise :type socket_port: str - :param qtsigs: a QObject containing the Qt signals used to notify the - UI. - :type qtsigs: QObject + :param signaler: Signaler object used to receive notifications to the + backend + :type signaler: backend.Signaler :param openvpn_verb: the desired level of verbosity in the openvpn invocation :type openvpn_verb: int """ - VPNManager.__init__(self, qtsigs=qtsigs) + VPNManager.__init__(self, signaler=signaler) leap_assert_type(eipconfig, EIPConfig) leap_assert_type(providerconfig, ProviderConfig) - leap_assert_type(qtsigs, QtCore.QObject) #leap_assert(not self.isRunning(), "Starting process more than once!") @@ -799,7 +739,7 @@ class VPNProcess(protocol.ProcessProtocol, VPNManager): # the parameter around. self._openvpn_verb = openvpn_verb - self._vpn_observer = VPNObserver(qtsigs) + self._vpn_observer = VPNObserver(signaler) # processProtocol methods @@ -835,7 +775,7 @@ class VPNProcess(protocol.ProcessProtocol, VPNManager): exit_code = reason.value.exitCode if isinstance(exit_code, int): logger.debug("processExited, status %d" % (exit_code,)) - self.qtsigs.process_finished.emit(exit_code) + self._signaler.signal(self._signaler.EIP_PROCESS_FINISHED, exit_code) self._alive = False def processEnded(self, reason): |