Limnoria/src/asyncoreDrivers.py
2004-01-19 20:22:06 +00:00

131 lines
3.9 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 re
import sys
import time
import socket
import asyncore
import asynchat
import log
import conf
import ircdb
import world
import drivers
import ircmsgs
import schedule
class AsyncoreRunnerDriver(drivers.IrcDriver):
def run(self):
log.debug(repr(asyncore.socket_map))
try:
asyncore.poll(conf.supybot.drivers.poll())
except:
log.exception('Uncaught exception:')
class AsyncoreDriver(asynchat.async_chat, object):
def __init__(self, (server, port), irc):
asynchat.async_chat.__init__(self)
self.server = (server, port)
self.irc = irc
self.irc.driver = self
self.buffer = ''
self.set_terminator('\n')
self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
try:
self.connect(self.server)
except:
log.exception('Error connecting:')
self.close()
def scheduleReconnect(self):
when = log.timestamp(time.time()+60)
if not world.dying:
log.info('Scheduling reconnect to %s at %s', self.server, when)
def makeNewDriver():
self.irc.reset()
driver = self.__class__(self.server, self.irc)
schedule.addEvent(makeNewDriver, when)
def writable(self):
while self.connected:
m = self.irc.takeMsg()
if m:
self.push(str(m))
else:
break
return asynchat.async_chat.writable(self)
def handle_error(self):
self.handle_close()
def collect_incoming_data(self, s):
self.buffer += s
def found_terminator(self):
start = time.time()
msg = ircmsgs.IrcMsg(self.buffer)
log.debug('Time to parse IrcMsg: %s', time.time()-start)
self.buffer = ''
try:
self.irc.feedMsg(msg)
except:
log.exception('Uncaught exception outside Irc object:')
def handle_close(self):
self.scheduleReconnect()
self.die()
reconnect = handle_close
def handle_connect(self):
pass
def die(self):
log.info('Driver for %s dying.', self.irc)
self.close()
try:
ignore(poller)
except NameError:
poller = AsyncoreRunnerDriver()
Driver = AsyncoreDriver
# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78: