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# -*- coding: utf-8 -*-
#
# Copyright (C) 2008-2009 Andrew Resch <andrewresch@gmail.com>
#
# This file is part of Deluge and is licensed under GNU General Public License 3.0, or later, with
# the additional special exception to link portions of this program with the OpenSSL library.
# See LICENSE for more details.
#
from __future__ import unicode_literals
import logging
import os
import sys
from base64 import b64encode
from glob import glob
from tempfile import mkstemp
import rencode
import twisted.internet.error
from twisted.internet import reactor
from twisted.internet.protocol import ClientFactory, Factory, Protocol, connectionDone
import deluge.component as component
from deluge.common import decode_bytes, is_magnet, is_url, windows_check
from deluge.configmanager import ConfigManager, get_config_dir
from deluge.ui.client import client
try:
from urllib.parse import urlparse
from urllib.request import url2pathname
except ImportError:
# PY2 fallback
from urlparse import urlparse # pylint: disable=ungrouped-imports
from urllib import url2pathname # pylint: disable=ungrouped-imports
log = logging.getLogger(__name__)
class IPCProtocolServer(Protocol):
def __init__(self):
pass
def dataReceived(self, data): # NOQA: N802
config = ConfigManager('gtk3ui.conf')
data = rencode.loads(data, decode_utf8=True)
if not data or config['focus_main_window_on_add']:
component.get('MainWindow').present()
process_args(data)
class IPCProtocolClient(Protocol):
def __init__(self):
pass
def connectionMade(self): # NOQA: N802
self.transport.write(rencode.dumps(self.factory.args))
self.transport.loseConnection()
def connectionLost(self, reason=connectionDone): # NOQA: N802
reactor.stop()
self.factory.stop = True
class IPCClientFactory(ClientFactory):
protocol = IPCProtocolClient
def __init__(self):
self.stop = False
def clientConnectionFailed(self, connector, reason): # NOQA: N802
log.warning('Connection to running instance failed.')
reactor.stop()
class IPCInterface(component.Component):
def __init__(self, args):
component.Component.__init__(self, 'IPCInterface')
self.listener = None
ipc_dir = get_config_dir('ipc')
if not os.path.exists(ipc_dir):
os.makedirs(ipc_dir)
socket = os.path.join(ipc_dir, 'deluge-gtk')
if windows_check():
# If we're on windows we need to check the global mutex to see if deluge is
# already running.
import win32event
import win32api
import winerror
self.mutex = win32event.CreateMutex(None, False, 'deluge')
if win32api.GetLastError() != winerror.ERROR_ALREADY_EXISTS:
# Create listen socket
self.factory = Factory()
self.factory.protocol = IPCProtocolServer
import random
port = random.randrange(20000, 65535)
self.listener = reactor.listenTCP(port, self.factory)
# Store the port number in the socket file
with open(socket, 'w') as _file:
_file.write(str(port))
# We need to process any args when starting this process
process_args(args)
else:
# Send to existing deluge process
with open(socket) as _file:
port = int(_file.readline())
self.factory = ClientFactory()
self.factory.args = args
self.factory.protocol = IPCProtocolClient
reactor.connectTCP('127.0.0.1', port, self.factory)
reactor.run()
sys.exit(0)
else:
# Find and remove any restart tempfiles
restart_tempfile = glob(os.path.join(ipc_dir, 'restart.*'))
for f in restart_tempfile:
os.remove(f)
lockfile = socket + '.lock'
log.debug('Checking if lockfile exists: %s', lockfile)
if os.path.lexists(lockfile):
def delete_lockfile():
log.debug('Delete stale lockfile.')
try:
os.remove(lockfile)
os.remove(socket)
except OSError as ex:
log.error('Failed to delete lockfile: %s', ex)
try:
os.kill(int(os.readlink(lockfile)), 0)
except OSError:
delete_lockfile()
else:
if restart_tempfile:
log.warning(
'Found running PID but it is not a Deluge process, removing lockfile...'
)
delete_lockfile()
try:
self.factory = Factory()
self.factory.protocol = IPCProtocolServer
self.listener = reactor.listenUNIX(socket, self.factory, wantPID=True)
except twisted.internet.error.CannotListenError as ex:
log.info(
'Deluge is already running! Sending arguments to running instance...'
)
self.factory = IPCClientFactory()
self.factory.args = args
reactor.connectUNIX(socket, self.factory, checkPID=True)
reactor.run()
if self.factory.stop:
log.info('Success sending arguments to running Deluge.')
from gi.repository.Gdk import notify_startup_complete
notify_startup_complete()
sys.exit(0)
else:
if restart_tempfile:
log.error('Deluge restart failed: %s', ex)
sys.exit(1)
else:
log.warning('Restarting Deluge... (%s)', ex)
# Create a tempfile to keep track of restart
mkstemp(prefix='restart.', dir=ipc_dir)
os.execv(sys.argv[0], sys.argv)
else:
process_args(args)
def shutdown(self):
if windows_check():
import win32api
win32api.CloseHandle(self.mutex)
if self.listener:
return self.listener.stopListening()
def process_args(args):
"""Process arguments sent to already running Deluge"""
# Make sure args is a list
args = list(args)
log.debug('Processing args from other process: %s', args)
if not client.connected():
# We're not connected so add these to the queue
log.debug('Not connected to host.. Adding to queue.')
component.get('QueuedTorrents').add_to_queue(args)
return
config = ConfigManager('gtk3ui.conf')
for arg in args:
if not arg.strip():
continue
log.debug('arg: %s', arg)
if is_url(arg):
log.debug('Attempting to add url (%s) from external source...', arg)
if config['interactive_add']:
component.get('AddTorrentDialog').add_from_url(arg)
component.get('AddTorrentDialog').show(config['focus_add_dialog'])
else:
client.core.add_torrent_url(arg, None)
elif is_magnet(arg):
log.debug('Attempting to add magnet (%s) from external source...', arg)
if config['interactive_add']:
component.get('AddTorrentDialog').add_from_magnets([arg])
component.get('AddTorrentDialog').show(config['focus_add_dialog'])
else:
client.core.add_torrent_magnet(arg, {})
else:
log.debug('Attempting to add file (%s) from external source...', arg)
if urlparse(arg).scheme == 'file':
arg = url2pathname(urlparse(arg).path)
path = os.path.abspath(decode_bytes(arg))
if not os.path.exists(path):
log.error('No such file: %s', path)
continue
if config['interactive_add']:
component.get('AddTorrentDialog').add_from_files([path])
component.get('AddTorrentDialog').show(config['focus_add_dialog'])
else:
with open(path, 'rb') as _file:
filedump = b64encode(_file.read())
client.core.add_torrent_file(os.path.split(path)[-1], filedump, None)
|
Deluge
