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# -*- 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 multiprocessing
import os
import sys
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
from leap.bitmask.util.requirement_checker import check_requirements
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 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
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
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)
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 = lambda: run_backend(opts.danger, flags_dict, frontend_pid)
backend_process = multiprocessing.Process(target=backend,
name='Backend')
# 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
run_frontend(options, flags_dict, backend_pid=backend_pid)
if __name__ == "__main__":
start_app()
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