Limnoria/src/twistedDrivers.py
2004-01-06 18:57:14 +00:00

134 lines
4.2 KiB
Python

#!/usr/bin/env python
###
# Copyright (c) 2002, Jeremiah Fincher
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice,
# this list of conditions, and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions, and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# * Neither the name of the author of this software nor the name of
# contributors to this software may be used to endorse or promote products
# derived from this software without specific prior written consent.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
###
__revision__ = "$Id$"
import fix
import time
import log
import conf
import ircdb
import drivers
import ircmsgs
from twisted.internet import reactor
from twisted.manhole.telnet import Shell, ShellFactory
from twisted.protocols.basic import LineReceiver
from twisted.internet.protocol import ReconnectingClientFactory
class TwistedRunnerDriver(drivers.IrcDriver):
def run(self):
try:
reactor.iterate(conf.poll)
except:
log.exception('Uncaught exception outside reactor:')
class SupyIrcProtocol(LineReceiver):
delimiter = '\n'
MAX_LENGTH = 1024
def __init__(self):
self.mostRecentCall = reactor.callLater(1, self.checkIrcForMsgs)
def lineReceived(self, line):
start = time.time()
msg = ircmsgs.IrcMsg(line)
log.debug('Time to parse IrcMsg: %s', time.time()-start)
try:
self.factory.irc.feedMsg(msg)
except:
log.exception('Uncaught exception outside Irc object:')
def checkIrcForMsgs(self):
if self.connected:
msg = self.factory.irc.takeMsg()
if msg:
self.transport.write(str(msg))
self.mostRecentCall = reactor.callLater(1, self.checkIrcForMsgs)
def connectionLost(self, failure):
self.mostRecentCall.cancel()
self.factory.irc.reset()
log.warning(failure.getErrorMessage())
def connectionMade(self):
self.factory.irc.reset()
self.factory.irc.driver = self
def die(self):
log.info('Driver for %s dying.', self.factory.irc)
self.factory.continueTrying = False
self.transport.loseConnection()
def reconnect(self):
self.transport.loseConnection()
class SupyReconnectingFactory(ReconnectingClientFactory):
maxDelay = 600
protocol = SupyIrcProtocol
def __init__(self, (server, port), irc):
self.irc = irc
self.server = (server, port)
reactor.connectTCP(server, port, self)
def die(self):
pass
class MyShell(Shell):
def checkUserAndPass(self, username, password):
try:
id = ircdb.users.getUserId(username)
u = ircdb.users.getUser(id)
if u.checkPassword(password) and u.checkCapability('owner'):
return True
else:
return False
except KeyError:
return False
class MyShellFactory(ShellFactory):
protocol = MyShell
if conf.telnetEnable and __name__ != '__main__':
reactor.listenTCP(conf.telnetPort, MyShellFactory())
Driver = SupyReconnectingFactory
try:
ignore(poller)
except NameError:
poller = TwistedRunnerDriver()
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