summaryrefslogtreecommitdiff
path: root/src/leap/bitmask/app.py
blob: 0c4c32e2a7c44a17b2c4570bf466888362b9ba4f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
# -*- coding: utf-8 -*-
# app.py
# Copyright (C) 2013, 2014 LEAP
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
# M:::::::MMMMMMMMMM~:::::::::::::::::::::::::::::::::::::~MMMMMMMMMM~:::::::M
# M:::::MMM$$$$$77$MMMMN~:::::::::::::::::::::::::::::~NMMMM$77$$$$$MMM::::::M
# M:::~MMZ$$$$$777777I8MMMM~:::::::::::::::::::::::~MMMMDI777777$$$$$$MM:::::M
# M:::MMZ$$$$$777777IIIIIZMMMM:::::::::::::::::::MMNMZIIIII777777$$$$$$MM::::M
# M::DMN$$$$$777777IIIIIII??7DDNM+:::::::::::=MDDD7???IIIIII777777$$$$$DMN:::M
# M::MM$$$$$7777777IIIIIII????+?88OOMMMMMMMOO88???????IIIIIII777777$$$$$MM:::M
# M::MM$$$$$777777IIIIIIII??????++++7ZZ$$ZI+++++??????IIIIIIII777777$$$$MM~::M
# M:~MM$$$$77777Z8OIIIIIIII??????++++++++++++++??????IIIIIIIO8Z77777$$$$NM+::M
# M::MM$$$777MMMMMMMMMMMZ?II???????+++++++++???????III$MMMMMMMMMMM7777$$DM$::M
# M:~MM$$77MMMI~::::::$MMMM$?I????????????????????I$MMMMZ~::::::+MMM77$$MM~::M
# M::MM$7777MM::::::::::::MMMMI?????????????????IMMMM:::::::::::~MM7777$MM:::M
# M::MM777777MM~:::::::::::::MMMD?I?????????IIDMMM,:::::::::::::MM777777MM:::M
# M::DMD7777IIMM$::::::::::::?MMM?I??????????IMMM$::::::::::::7MM7I77778MN:::M
# M:::MM777IIIIMMMN~:::::::MMMM?II???+++++????IIMMMM::::::::MMMMIIII777MM::::M
# M:::ZMM7IIIIIIIOMMMMMMMMMMZ?III???++++++++??III?$MMMMMMMMMMO?IIIIII7MMO::::M
# M::::MMDIIIIIIIIII?IIIII?IIIII???+++===++++??IIIIIIII?II?IIIIIIIIII7MM:::::M
# M:::::MM7IIIIIIIIIIIIIIIIIIIII??+++IZ$$I+++??IIIIIIIIIIIIIIIIIIIII7MM::::::M
# M::::::MMOIIIIIIIIIIIIIIIIIIII?D888MMMMM8O8D?IIIIIIIIIIIIIIIIIIII$MM:::::::M
# M:::::::MMM?IIIIIIIIIIIIIIII7MNMD:::::::::OMNM$IIIIIIIIIIIIIIII?MMM::::::::M
# M::::::::NMMI?IIIIIIIIIII?OMMM:::::::::::::::MMMO?IIIIIIIIIIIIIMMN:::::::::M
# M::::::::::MMMIIIIIIIII?8MMM:::::::::::::::::::MMM8IIIIIIIIIIMMM:::::::::::M
# M:::::::::::~NMMM7???7MMMM:::::::::::::::::::::::NMMMI??I7MMMM:::::::::::::M
# M::::::::::::::7MMMMMMM+:::::::::::::::::::::::::::?MMMMMMMZ:::::::::::::::M
#                (thanks to: http://www.glassgiant.com/ascii/)
import atexit
import commands
import multiprocessing
import os
import platform
import sys

if platform.system() == "Darwin":
    # We need to tune maximum number of files, due to zmq usage
    # we hit the limit.
    import resource
    resource.setrlimit(resource.RLIMIT_NOFILE, (4096, 10240))

from leap.bitmask import __version__ as VERSION
from leap.bitmask.backend.backend_proxy import BackendProxy
from leap.bitmask.backend_app import run_backend
from leap.bitmask.config import flags
from leap.bitmask.frontend_app import run_frontend
from leap.bitmask.logs.utils import get_logger
from leap.bitmask.platform_init.locks import we_are_the_one_and_only
from leap.bitmask.services.mail import plumber
from leap.bitmask.util import leap_argparse, flags_to_dict, here
from leap.bitmask.util.requirement_checker import check_requirements

from leap.common.config import flags as common_flags

from leap.mail import __version__ as MAIL_VERSION

import codecs
codecs.register(lambda name: codecs.lookup('utf-8')
                if name == 'cp65001' else None)
import psutil


def kill_the_children():
    """
    Make sure no lingering subprocesses are left in case of a bad termination.
    """
    me = os.getpid()
    parent = psutil.Process(me)
    print "Killing all the children processes..."

    children = None
    try:
        # for psutil 0.2.x
        children = parent.get_children(recursive=True)
    except:
        # for psutil 0.3.x
        children = parent.children(recursive=True)

    for child in children:
        try:
            child.terminate()
        except Exception as exc:
            print exc

# XXX This is currently broken, but we need to fix it to avoid
# orphaned processes in case of a crash.
atexit.register(kill_the_children)


def do_display_version(opts):
    """
    Display version and exit.
    """
    # TODO move to a different module: commands?
    if opts.version:
        print "Bitmask version: %s" % (VERSION,)
        print "leap.mail version: %s" % (MAIL_VERSION,)
        sys.exit(0)


def do_mail_plumbing(opts):
    """
    Analize options and do mailbox plumbing if requested.
    """
    # TODO move to a different module: commands?
    if opts.repair:
        plumber.repair_account(opts.acct)
        sys.exit(0)
    if opts.import_maildir and opts.acct:
        plumber.import_maildir(opts.acct, opts.import_maildir)
        sys.exit(0)
    # XXX catch when import is used w/o acct


def log_lsb_release_info(logger):
    """
    Attempt to log distribution info from the lsb_release utility
    """
    if commands.getoutput('which lsb_release'):
        distro_info = commands.getoutput('lsb_release -a').split('\n')[-4:]
        logger.info("LSB Release info:")
        for line in distro_info:
            logger.info(line)


def fix_qtplugins_path():
    # This is a small workaround for a bug in macholib, there is a slight typo
    # in the path for the qt plugins that is added to the dynamic loader path
    # in the libs.
    if sys.platform in ('win32', 'darwin'):
        from PySide import QtCore
        plugins_path = os.path.join(os.path.dirname(here(QtCore)), 'plugins')
        QtCore.QCoreApplication.setLibraryPaths([plugins_path])


def start_app():
    """
    Starts the main event loop and launches the main window.
    """
    # Ignore the signals since we handle them in the subprocesses
    # signal.signal(signal.SIGINT, signal.SIG_IGN)

    # Parse arguments and store them
    opts = leap_argparse.get_options()
    do_display_version(opts)

    options = {
        'start_hidden': opts.start_hidden,
        'debug': opts.debug,
    }

    flags.STANDALONE = opts.standalone
    if getattr(sys, 'frozen', False):
        flags.STANDALONE = True

    flags.OFFLINE = opts.offline
    flags.MAIL_LOGFILE = opts.mail_log_file
    flags.APP_VERSION_CHECK = opts.app_version_check
    flags.API_VERSION_CHECK = opts.api_version_check
    flags.OPENVPN_VERBOSITY = opts.openvpn_verb
    flags.SKIP_WIZARD_CHECKS = opts.skip_wizard_checks

    flags.CA_CERT_FILE = opts.ca_cert_file

    flags.DEBUG = opts.debug

    common_flags.STANDALONE = flags.STANDALONE

    logger = get_logger(perform_rollover=True)

    # NOTE: since we are not using this right now, the code that replaces the
    # stdout needs to be reviewed when we enable this again
    # replace_stdout = True

    # XXX mail repair commands disabled for now
    # if opts.repair or opts.import_maildir:
    #    We don't want too much clutter on the comand mode
    #    this could be more generic with a Command class.
    #    replace_stdout = False

    # ok, we got logging in place, we can satisfy mail plumbing requests
    # and show logs there. it normally will exit there if we got that path.
    # XXX mail repair commands disabled for now
    # do_mail_plumbing(opts)

    PLAY_NICE = os.environ.get("LEAP_NICE")
    if PLAY_NICE and PLAY_NICE.isdigit():
        nice = os.nice(int(PLAY_NICE))
        logger.info("Setting NICE: %s" % nice)

    # TODO move to a different module: commands?
    if not we_are_the_one_and_only():
        # Bitmask is already running
        logger.warning("Tried to launch more than one instance "
                       "of Bitmask. Raising the existing "
                       "one instead.")
        sys.exit(1)

    check_requirements()

    logger.info('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~')
    logger.info('Bitmask version %s' % VERSION)
    logger.info('leap.mail version %s' % MAIL_VERSION)
    log_lsb_release_info(logger)
    logger.info('~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~')
    logger.info('Starting app')

    backend_running = BackendProxy().check_online()
    logger.debug("Backend online: {0}".format(backend_running))

    flags_dict = flags_to_dict()

    backend_pid = None
    if not backend_running:
        frontend_pid = os.getpid()
        backend_process = multiprocessing.Process(target=run_backend,
                                                  name='Backend',
                                                  args=(opts.danger, flags_dict, frontend_pid))
        # we don't set the 'daemon mode' since we need to start child processes
        # in the backend
        # backend_process.daemon = True
        backend_process.start()
        backend_pid = backend_process.pid

    fix_qtplugins_path()
    run_frontend(options, flags_dict, backend_pid=backend_pid)


if __name__ == "__main__":
    multiprocessing.freeze_support()
    start_app()