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#
# ipcinterface.py
#
# Copyright (C) 2008-2009 Andrew Resch <andrewresch@gmail.com>
#
# Deluge is free software.
#
# You may 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.
#
# deluge 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 deluge. If not, write to:
# The Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor
# Boston, MA 02110-1301, USA.
#
# In addition, as a special exception, the copyright holders give
# permission to link the code of portions of this program with the OpenSSL
# library.
# You must obey the GNU General Public License in all respects for all of
# the code used other than OpenSSL. If you modify file(s) with this
# exception, you may extend this exception to your version of the file(s),
# but you are not obligated to do so. If you do not wish to do so, delete
# this exception statement from your version. If you delete this exception
# statement from all source files in the program, then also delete it here.
#
#
import sys
import os
import base64
from urllib import url2pathname
from urlparse import urlparse
from glob import glob
from tempfile import mkstemp
try:
import rencode
except ImportError:
import deluge.rencode as rencode
import deluge.component as component
from deluge.ui.client import client
import deluge.common
from deluge.configmanager import ConfigManager
from deluge.log import LOG as log
from twisted.internet.protocol import Factory, Protocol, ClientFactory
from twisted.internet import reactor
import twisted.internet.error
class IPCProtocolServer(Protocol):
def dataReceived(self, data):
config = ConfigManager("gtkui.conf")
data = rencode.loads(data)
if not data or config["focus_main_window_on_add"]:
component.get("MainWindow").present()
process_args(data)
class IPCProtocolClient(Protocol):
def connectionMade(self):
self.transport.write(rencode.dumps(self.factory.args))
self.transport.loseConnection()
def connectionLost(self, reason):
reactor.stop()
self.factory.stop = True
class IPCClientFactory(ClientFactory):
protocol = IPCProtocolClient
def __init__(self):
self.stop = False
def clientConnectionFailed(self, connector, reason):
log.warning("Connection to running instance failed.")
reactor.stop()
class IPCInterface(component.Component):
def __init__(self, args):
component.Component.__init__(self, "IPCInterface")
ipc_dir = deluge.configmanager.get_config_dir("ipc")
if not os.path.exists(ipc_dir):
os.makedirs(ipc_dir)
socket = os.path.join(ipc_dir, "deluge-gtk")
if deluge.common.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)
reactor.listenTCP(port, self.factory)
# Store the port number in the socket file
open(socket, "w").write(str(port))
# We need to process any args when starting this process
process_args(args)
else:
# Send to existing deluge process
port = int(open(socket, "r").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
old_tempfile = glob(os.path.join(ipc_dir, 'tmp*deluge'))
for f in old_tempfile:
os.remove(f)
lockfile = socket + ".lock"
log.debug("Checking if lockfile exists: %s", lockfile)
if os.path.lexists(lockfile) or os.path.lexists(socket):
try:
os.kill(int(os.readlink(lockfile)), 0)
except OSError:
log.debug("Removing lockfile since it's stale.")
try:
os.remove(lockfile)
except OSError, ex:
log.error("Failed to delete IPC lockfile file: %s", ex)
try:
os.remove(socket)
except OSError, ex:
log.error("Failed to delete IPC socket file: %s", ex)
try:
self.factory = Factory()
self.factory.protocol = IPCProtocolServer
reactor.listenUNIX(socket, self.factory, wantPID=True)
except twisted.internet.error.CannotListenError, e:
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.")
import gtk
gtk.gdk.notify_startup_complete()
sys.exit(0)
else:
if old_tempfile:
log.error("Deluge restart failed: %s", e)
sys.exit(1)
else:
log.warning('Restarting Deluge... (%s)', e)
# Create a tempfile to keep track of restart
mkstemp('deluge', dir=ipc_dir)
os.execv(sys.argv[0], sys.argv)
else:
process_args(args)
def shutdown(self):
if deluge.common.windows_check():
import win32api
win32api.CloseHandle(self.mutex)
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("gtkui.conf")
for arg in args:
if not arg.strip():
continue
log.debug("arg: %s", arg)
if deluge.common.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 deluge.common.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(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:
client.core.add_torrent_file(os.path.split(path)[-1], base64.encodestring(open(path, "rb").read()), None)
|
Deluge
