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Handle GTK shutdown event 

do_shutdown() is called by GTK on quit()
This commit is contained in:
Philipp Hörist 2016-12-31 17:10:03 +01:00
parent 39ec724e45
commit 503c295eb3
1 changed files with 33 additions and 33 deletions
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66
src/application.py
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@ -21,11 +21,19 @@
import sys
import os
import logging
import signal
from gi.repository import GLib, Gio, Gtk
from common import i18n
from common import logging_helpers
logging_helpers.init(sys.stderr.isatty())
from common import crypto
try:
PYOPENSSL_PRNG_PRESENT = True
import OpenSSL.rand
except ImportError:
print('PyOpenSSL not available, impossible to generate entropy', file=sys.stderr)
PYOPENSSL_PRNG_PRESENT = False
logging_helpers.init(sys.stderr.isatty())
log = logging.getLogger('gajim.gajim')
@ -68,6 +76,7 @@ class GajimApplication(Gtk.Application):
self.config_path = None
self.profile_separation = False
self.interface = None
self.rng_seed = None
GLib.set_prgname('gajim')
GLib.set_application_name('Gajim')
@ -174,54 +183,45 @@ class GajimApplication(Gtk.Application):
libc.setproctitle('gajim')
# Seed the OpenSSL pseudo random number generator from file and initialize
RNG_SEED = gajim.gajimpaths['RNG_SEED']
PYOPENSSL_PRNG_PRESENT = False
try:
import OpenSSL.rand
from common import crypto
PYOPENSSL_PRNG_PRESENT = True
if PYOPENSSL_PRNG_PRESENT:
self.rng_seed = gajim.gajimpaths['RNG_SEED']
# Seed from file
try:
OpenSSL.rand.load_file(RNG_SEED)
OpenSSL.rand.load_file(self.rng_seed)
except TypeError:
OpenSSL.rand.load_file(RNG_SEED.encode('utf-8'))
OpenSSL.rand.load_file(self.rng_seed.encode('utf-8'))
crypto.add_entropy_sources_OpenSSL()
try:
OpenSSL.rand.write_file(RNG_SEED)
OpenSSL.rand.write_file(self.rng_seed)
except TypeError:
OpenSSL.rand.write_file(RNG_SEED.encode('utf-8'))
except ImportError:
log.info("PyOpenSSL PRNG not available")
def on_exit():
# Save the entropy from OpenSSL PRNG
if PYOPENSSL_PRNG_PRESENT:
try:
OpenSSL.rand.write_file(RNG_SEED)
except TypeError:
OpenSSL.rand.write_file(RNG_SEED.encode('utf-8'))
# Shutdown GUI and save config
if hasattr(gajim.interface, 'roster') and gajim.interface.roster:
gajim.interface.roster.prepare_quit()
import atexit
atexit.register(on_exit)
from gui_interface import Interface
OpenSSL.rand.write_file(self.rng_seed.encode('utf-8'))
def sigint_cb(num, stack):
sys.exit(5)
print('SIGINT/SIGTERM received')
self.quit()
# ^C exits the application normally
import signal
signal.signal(signal.SIGINT, sigint_cb)
signal.signal(signal.SIGTERM, sigint_cb)
log.info("Encodings: d:%s, fs:%s, p:%s", sys.getdefaultencoding(), \
sys.getfilesystemencoding(), locale.getpreferredencoding())
log.info("Encodings: d:%s, fs:%s, p:%s", sys.getdefaultencoding(),
sys.getfilesystemencoding(), locale.getpreferredencoding())
from gui_interface import Interface
self.interface = Interface()
self.interface.run(self)
def do_shutdown(self, *args):
Gtk.Application.do_shutdown(self)
# Save the entropy from OpenSSL PRNG
if PYOPENSSL_PRNG_PRESENT and self.rng_seed:
try:
OpenSSL.rand.write_file(self.rng_seed)
except TypeError:
OpenSSL.rand.write_file(self.rng_seed.encode('utf-8'))
# Shutdown GUI and save config
if hasattr(self.interface, 'roster') and self.interface.roster:
self.interface.roster.prepare_quit()
def do_command_line(self, command_line: Gio.ApplicationCommandLine) -> int:
Gtk.Application.do_command_line(self, command_line)
options = command_line.get_options_dict()