mirror of https://github.com/Mikaela/Limnoria.git
243 lines
7.9 KiB
Python
243 lines
7.9 KiB
Python
#!/usr/bin/env python
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###
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# Copyright (c) 2002, Jeremiah Fincher
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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from fix import *
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import re
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import sys
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import time
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import socket
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import asyncore
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import asynchat
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import repl
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import conf
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import debug
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import ircdb
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import world
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import drivers
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import ircmsgs
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import ircutils
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import schedule
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class AsyncoreRunnerDriver(drivers.IrcDriver):
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def run(self):
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#debug.printf(asyncore.socket_map)
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try:
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asyncore.poll(conf.asyncorePoll)
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except:
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debug.recoverableException()
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class AsyncoreDriver(asynchat.async_chat, object):
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def __init__(self, (server, port), reconnect=True):
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#debug.methodNamePrintf(self, '__init__')
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asynchat.async_chat.__init__(self)
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self.server = (server, port)
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self.reconnect = reconnect
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self.irc = None # Satisfy PyChecker.
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self.buffer = ''
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self.set_terminator('\n')
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self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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try:
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self.connect(self.server)
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except:
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debug.recoverableException()
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self.scheduleReconnect()
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self.close()
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def scheduleReconnect(self):
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if self.reconnect:
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def makeNewDriver():
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self.irc.reset()
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driver = self.__class__(self.server, reconnect=self.reconnect)
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driver.irc = self.irc
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driver.irc.driver = driver
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schedule.addEvent(makeNewDriver, time.time() + 60)
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def writable(self):
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#debug.methodNamePrintf(self, 'writable')
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while True:
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m = self.irc.takeMsg()
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if m:
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self.push(str(m))
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else:
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break
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#ret = asynchat.async_chat.writable(self)
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#debug.printf(str(ret))
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return asynchat.async_chat.writable(self)
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def handle_error(self):
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debug.recoverableException()
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self.scheduleReconnect()
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self.close()
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def collect_incoming_data(self, s):
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#debug.methodNamePrintf(self, 'collect_incoming_data')
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self.buffer += s
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def found_terminator(self):
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#debug.methodNamePrintf(self, 'found_terminator')
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msg = ircmsgs.IrcMsg(self.buffer)
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try:
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self.irc.feedMsg(msg)
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except Exception, e:
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debug.recoverableException()
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if ircutils.isChannel(msg.args[0]):
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recipient = msg.args[0]
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else:
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recipient = msg.nick
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self.irc.queueMsg(ircmsgs.privmsg(recipient,
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'Uncaught Irc object exception: %s' % debug.exnToString(e)))
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self.buffer = ''
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def handle_connect(self):
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#debug.methodNamePrintf(self, 'handle_connect')
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pass
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def handle_close(self):
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#debug.methodNamePrintf(self, 'handle_close')
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self.scheduleReconnect()
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self.close()
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class ReplListener(asyncore.dispatcher, object):
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def __init__(self, port=conf.telnetPort):
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asyncore.dispatcher.__init__(self)
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self.create_socket(socket.AF_INET, socket.SOCK_STREAM)
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self.set_reuse_addr()
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self.bind(('', port))
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self.listen(5)
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def handle_accept(self):
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(sock, addr) = self.accept()
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debug.debugMsg('Connection made to telnet-REPL: ' + str(addr),'normal')
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Repl((sock, addr))
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class Repl(asynchat.async_chat, object):
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filename = 'repl'
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def __init__(self, (sock, addr)):
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asynchat.async_chat.__init__(self, sock)
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self.buffer = ''
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self.prompt = """SupyBot version %s.
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Python %s
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Type disconnect() to disconnect.
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Name: """ % (world.version, sys.version.translate(string.ascii, '\r\n'))
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self.u = None
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self.authed = False
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self.set_terminator('\r\n')
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self.repl = repl.Repl(addr[0])
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self.repl.namespace['disconnect'] = self.close
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self.push(self.prompt)
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self.tries = 0
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_re = re.compile(r'(?<!\r)\n')
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def push(self, data):
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asynchat.async_chat.push(self, self._re.sub('\r\n', data))
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def collect_incoming_data(self, data):
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if self.tries >= 3:
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self.close()
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self.buffer += data
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if len(self.buffer) > 1024:
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self.close()
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def handle_close(self):
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self.close()
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def handle_error(self):
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self.close()
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def found_terminator(self):
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if self.u is None:
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try:
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name = self.buffer
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self.buffer = ''
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self.u = ircdb.users.getUser(name)
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self.prompt = 'Password: '
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except KeyError:
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self.push('Unknown user.\n')
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self.tries += 1
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self.prompt = 'Name: '
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msg = 'Unknown user %s on telnet REPL.' % name
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debug.debugMsg(msg,'high')
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self.push(self.prompt)
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elif self.u is not None and not self.authed:
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password = self.buffer
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self.buffer = ''
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if self.u.checkPassword(password):
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if self.u.checkCapability('owner'):
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self.authed = True
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self.prompt = '>>> '
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else:
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self.push('Only owners can use this feature.\n')
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self.close()
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msg = 'Attempted non-owner user %s on telnet REPL' % name
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debug.debugMsg(msg, 'high')
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else:
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self.push('Incorrect Password.\n')
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self.prompt = 'Name: '
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self.u = None
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msg = 'Invalid password for user %s on telnet REPL.' % name
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debug.debugMsg(msg, 'high')
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self.push(self.prompt)
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elif self.authed:
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debug.debugMsg('Telnet REPL: %s' % self.buffer)
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ret = self.repl.addLine(self.buffer+'\r\n')
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self.buffer = ''
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if ret is not repl.NotYet:
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if ret is not None:
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s = self._re.sub('\r\n', str(ret))
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self.push(s)
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self.push('\r\n')
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self.prompt = '>>> '
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else:
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self.prompt = '... '
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self.push(self.prompt)
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try:
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ignore(poller)
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except NameError:
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poller = AsyncoreRunnerDriver()
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if conf.telnetEnable and __name__ != '__main__':
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try:
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ignore(_listener)
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except NameError:
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_listener = ReplListener()
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if __name__ == '__main__':
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ReplListener()
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asyncore.loop()
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# vim:set shiftwidth=4 tabstop=8 expandtab textwidth=78:
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