681 lines
26 KiB
Python
681 lines
26 KiB
Python
from twisted.internet.protocol import ReconnectingClientFactory
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from twisted.words.protocols.irc import IRCClient
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from twisted.internet.defer import Deferred
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from twisted.internet.task import LoopingCall
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from twisted.internet import reactor, task
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from twisted.words.protocols.irc import symbolic_to_numeric, numeric_to_symbolic, lowDequote, IRCBadMessage
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import sys
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from string import digits
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from random import randint
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from copy import deepcopy
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from modules import userinfo
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from modules import counters
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from modules import monitor
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from modules import chankeep
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from core.relay import sendRelayNotification
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from utils.dedup import dedup
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from utils.get import getRelay
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import main
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from utils.logging.log import *
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from utils.logging.debug import *
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from utils.logging.send import *
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from utils.parsing import parsen
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from twisted.internet.ssl import DefaultOpenSSLContextFactory
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def deliverRelayCommands(num, relayCommands, user=None, stage2=None):
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keyFN = main.certPath+main.config["Key"]
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certFN = main.certPath+main.config["Certificate"]
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contextFactory = DefaultOpenSSLContextFactory(keyFN.encode("utf-8", "replace"),
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certFN.encode("utf-8", "replace"))
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bot = IRCBotFactory(net=None, num=num, relayCommands=relayCommands, user=user, stage2=stage2)
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host, port = getRelay(num)
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rct = reactor.connectSSL(host,
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port,
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bot, contextFactory)
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# Copied from the Twisted source so we can fix a bug
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def parsemsg(s):
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"""
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Breaks a message from an IRC server into its prefix, command, and
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arguments.
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@param s: The message to break.
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@type s: L{bytes}
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@return: A tuple of (prefix, command, args).
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@rtype: L{tuple}
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"""
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prefix = ''
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trailing = []
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if not s:
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raise IRCBadMessage("Empty line.")
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if s[0:1] == ':':
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prefix, s = s[1:].split(' ', 1)
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if s.find(' :') != -1:
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s, trailing = s.split(' :', 1)
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args = s.split(' ') # Twisted bug fixed by adding an argument to split()
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args.append(trailing)
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else:
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args = s.split(' ') # And again
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command = args.pop(0)
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return prefix, command, args
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class IRCRelay(IRCClient):
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def __init__(self, num, relayCommands, user, stage2):
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self.isconnected = False
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self.buffer = ""
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if user == None:
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self.user = main.config["Relay"]["User"]
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else:
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self.user = user
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password = main.config["Relay"]["Password"]
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self.nickname = "relay"
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self.realname = "relay"
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self.username = self.user
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self.password = self.user+":"+password
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self.relayCommands = relayCommands
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self.num = num
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self.stage2 = stage2
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self.loop = None
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def privmsg(self, user, channel, msg):
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nick, ident, host = parsen(user)
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for i in main.ZNCErrors:
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if i in msg:
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error("ZNC issue:", msg)
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if nick[0] == main.config["Tweaks"]["ZNC"]["Prefix"]:
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nick = nick[1:]
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if nick in self.relayCommands.keys():
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sendAll("[%s] %s -> %s" % (self.num, nick, msg))
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def irc_ERR_PASSWDMISMATCH(self, prefix, params):
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log("%s: relay password mismatch" % self.num)
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sendAll("%s: relay password mismatch" % self.num)
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def sendStage2(self):
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if not self.stage2 == None: # [["user", {"sasl": ["message1", "message2"]}], []]
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if not len(self.stage2) == 0:
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user = self.stage2[0].pop(0)
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commands = self.stage2[0].pop(0)
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del self.stage2[0]
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deliverRelayCommands(self.num, commands, user, self.stage2)
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def signedOn(self):
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if not self.isconnected:
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self.isconnected = True
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log("signed on as a relay: %s" % self.num)
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sleeptime = 0
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increment = 0.8
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for i in self.relayCommands.keys():
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for x in self.relayCommands[i]:
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reactor.callLater(sleeptime, self.msg, main.config["Tweaks"]["ZNC"]["Prefix"]+i, x)
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sleeptime += increment
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increment += 0.8
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reactor.callLater(sleeptime, self.sendStage2)
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reactor.callLater(sleeptime+5, self.transport.loseConnection)
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return
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class IRCBot(IRCClient):
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def __init__(self, net, num):
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self.isconnected = False
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self.channels = []
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self.net = net
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self.num = num
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self.buffer = ""
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self.name = net + str(num)
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alias = main.alias[num]
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relay = main.network[self.net].relays[num]
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self.nickname = alias["nick"]
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self.realname = alias["realname"]
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self.username = alias["nick"]+"/"+relay["net"]
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self.password = main.config["Relay"]["Password"]
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self.userinfo = None #
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self.fingerReply = None #
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self.versionName = None # Don't give out information
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self.versionNum = None #
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self.versionEnv = None #
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self.sourceURL = None #
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self._getWho = {} # LoopingCall objects -- needed to be able to stop them
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self._tempWho = {} # temporary storage for gathering WHO info
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self._tempNames = {} # temporary storage for gathering NAMES info
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self._tempList = ([], []) # temporary storage for gathering LIST info
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self.listOngoing = False # we are currently receiving a LIST
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self.listRetried = False # we asked and got nothing so asked again
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self.listAttempted = False # we asked for a list
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self.listSimple = False # after asking again we got the list, so use the simple
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# syntax from now on
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self.wantList = False # we want to send a LIST, but not all relays are active yet
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self.chanlimit = 0
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self.servername = None
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def lineReceived(self, line):
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if bytes != str and isinstance(line, bytes):
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# decode bytes from transport to unicode
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line = line.decode("utf-8", "replace")
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line = lowDequote(line)
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try:
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prefix, command, params = parsemsg(line)
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if command in numeric_to_symbolic:
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command = numeric_to_symbolic[command]
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self.handleCommand(command, prefix, params)
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except IRCBadMessage:
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self.badMessage(line, *sys.exc_info())
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def joinChannels(self, channels):
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sleeptime = 0.0
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increment = 0.8
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for i in channels:
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if not i in self.channels:
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debug(self.net, "-", self.num, ": joining", i, "in", sleeptime, "seconds")
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reactor.callLater(sleeptime, self.join, i)
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sleeptime += increment
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if sleeptime == 10:
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sleeptime = 0.0
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increment = 0.7
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increment += 0.1
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else:
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error("%s - %i - Cannot join channel we are already on - %s" % (self.net, self.num, i))
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def checkChannels(self):
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if self.net in main.TempChan.keys():
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if self.num in main.TempChan[self.net].keys():
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self.joinChannels(main.TempChan[self.net][self.num])
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del main.TempChan[self.net][self.num]
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if not main.TempChan[self.net]:
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del main.TempChan[self.net]
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def event(self, **cast):
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for i in list(cast.keys()): # Make a copy of the .keys() as Python 3 cannot handle iterating over
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if cast[i] == "": # a dictionary that changes length with each iteration
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del cast[i]
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if "muser" in cast.keys():
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if cast["muser"] == self.servername:
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return
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if "channel" in cast.keys():
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if cast["channel"] == "*":
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return
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if not {"nick", "ident", "host"}.issubset(set(cast.keys())):
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cast["nick"], cast["ident"], cast["host"] = parsen(cast["muser"])
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if set(["nick", "ident", "host", "msg"]).issubset(set(cast)):
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if "msg" in cast.keys():
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if cast["ident"] == "znc" and cast["host"] == "znc.in":
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cast["type"] = "znc"
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cast["num"] = self.num
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del cast["nick"]
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del cast["ident"]
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del cast["host"]
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del cast["channel"]
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if "Disconnected from IRC" in cast["msg"]:
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log("ZNC disconnected on %s - %i" % (self.net, self.num))
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self.isconnected = False
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if "Connected!" in cast["msg"]:
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log("ZNC connected on %s - %i" % (self.net, self.num))
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self.isconnected = True
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if not cast["type"] in ["query", "self", "highlight", "znc", "who"]:
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if "channel" in cast.keys() and not cast["type"] == "mode": # don't handle modes here
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if cast["channel"].lower() == self.nickname.lower(): # as they are channel == nickname
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#castDup = deepcopy(cast) # however modes are not queries!
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cast["mtype"] = cast["type"]
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cast["type"] = "query"
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cast["num"] = self.num
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#self.event(**castDup)
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# Don't call self.event for this one because queries are not events on a
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# channel, but we still want to see them
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if "user" in cast.keys():
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if cast["user"].lower() == self.nickname.lower():
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castDup = deepcopy(cast)
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castDup["mtype"] = cast["type"]
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castDup["type"] = "self"
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cast["num"] = self.num
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self.event(**castDup)
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if "nick" in cast.keys():
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if cast["nick"].lower() == self.nickname.lower():
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castDup = deepcopy(cast)
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castDup["mtype"] = cast["type"]
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castDup["type"] = "self"
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cast["num"] = self.num
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if not cast["channel"].lower() == self.nickname.lower(): # modes has been set on us directly
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self.event(**castDup) # don't tell anyone else
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if "msg" in cast.keys() and not cast["type"] == "query": # Don't highlight queries
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if not cast["msg"] == None:
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if self.nickname.lower() in cast["msg"].lower():
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castDup = deepcopy(cast)
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castDup["mtype"] = cast["type"]
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castDup["type"] = "highlight"
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cast["num"] = self.num
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self.event(**castDup)
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if not "net" in cast.keys():
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cast["net"] = self.net
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counters.event(self.net, cast["type"])
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monitor.event(self.net, cast)
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def privmsg(self, user, channel, msg):
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self.event(type="msg", muser=user, channel=channel, msg=msg)
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def noticed(self, user, channel, msg):
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self.event(type="notice", muser=user, channel=channel, msg=msg)
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def action(self, user, channel, msg):
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self.event(type="action", muser=user, channel=channel, msg=msg)
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def get(self, var):
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try:
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result = getattr(self, var)
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except AttributeError:
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result = None
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return result
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def setNick(self, nickname):
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self._attemptedNick = nickname
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self.sendLine("NICK %s" % nickname)
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self.nickname = nickname
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def alterCollidedNick(self, nickname):
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newnick = nickname + "_"
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return newnick
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def nickChanged(self, olduser, newnick):
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self.nickname = newnick
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self.event(type="self", mtype="nick", muser=olduser, user=newnick)
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def irc_ERR_NICKNAMEINUSE(self, prefix, params):
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self._attemptedNick = self.alterCollidedNick(self._attemptedNick)
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self.setNick(self._attemptedNick)
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def irc_ERR_PASSWDMISMATCH(self, prefix, params):
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log("%s - %i: password mismatch" % (self.net, self.num))
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sendAll("%s - %i: password mismatch" % (self.net, self.num))
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def _who(self, channel):
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d = Deferred()
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if channel not in self._tempWho:
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self._tempWho[channel] = ([], [])
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self._tempWho[channel][0].append(d)
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self.sendLine("WHO %s" % channel)
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return d
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def who(self, channel):
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self._who(channel).addCallback(self.got_who)
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def irc_RPL_WHOREPLY(self, prefix, params):
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channel = params[1]
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ident = params[2]
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host = params[3]
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server = params[4]
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nick = params[5]
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status = params[6]
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realname = params[7]
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if channel not in self._tempWho:
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return
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n = self._tempWho[channel][1]
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n.append([nick, nick, host, server, status, realname])
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self.event(type="who", nick=nick, ident=ident, host=host, realname=realname, channel=channel, server=server, status=status)
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def irc_RPL_ENDOFWHO(self, prefix, params):
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channel = params[1]
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if channel not in self._tempWho:
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return
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callbacks, info = self._tempWho[channel]
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for cb in callbacks:
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cb.callback((channel, info))
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del self._tempWho[channel]
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def got_who(self, whoinfo):
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userinfo.initialUsers(self.net, whoinfo[0], whoinfo[1])
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def sanit(self, data):
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if len(data) >= 1:
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if data[0] in ["!", "~", "&", "@", "%", "+"]:
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data = data[1:]
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return data
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return data
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else:
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return False
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def names(self, channel):
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d = Deferred()
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if channel not in self._tempNames:
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self._tempNames[channel] = ([], [])
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self._tempNames[channel][0].append(d)
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self.sendLine("NAMES %s" % channel)
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return d
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def irc_RPL_NAMREPLY(self, prefix, params):
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channel = params[2]
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nicklist = params[3].split(' ')
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if channel not in self._tempNames:
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return
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n = self._tempNames[channel][1]
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n.append(nicklist)
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def irc_RPL_ENDOFNAMES(self, prefix, params):
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channel = params[1]
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if channel not in self._tempNames:
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return
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callbacks, namelist = self._tempNames[channel]
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for cb in callbacks:
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cb.callback((channel, namelist))
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del self._tempNames[channel]
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def got_names(self, nicklist):
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newNicklist = []
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for i in nicklist[1]:
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for x in i:
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f = self.sanit(x)
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if f:
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newNicklist.append(f)
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userinfo.initialNames(self.net, nicklist[0], newNicklist)
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def myInfo(self, servername, version, umodes, cmodes):
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self.servername = servername
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def _list(self, noargs):
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d = Deferred()
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self._tempList = ([], [])
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self._tempList[0].append(d)
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if self.listSimple:
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self.sendLine("LIST")
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return d # return early if we know what to do
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if noargs:
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self.sendLine("LIST")
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else:
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self.sendLine("LIST >0")
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return d
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def list(self, noargs=False, nocheck=False):
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if self.listAttempted:
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debug("List request dropped, already asked for LIST - %s - %i" % (self.net, self.num))
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return
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else:
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self.listAttempted = True
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if self.listOngoing:
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debug("LIST request dropped, already ongoing - %s - %i" % (self.net, self.num))
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return
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else:
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if nocheck:
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allRelays = True # override the system - if this is
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else: # specified, we already did this
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allRelays = chankeep.allRelaysActive(self.net)
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if not allRelays:
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self.wantList = True
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debug("Not all relays were active for LIST request")
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return
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self._list(noargs).addCallback(self.got_list)
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def irc_RPL_LISTSTART(self, prefix, params):
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self.listAttempted = False
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self.listOngoing = True
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self.wantList = False
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def irc_RPL_LIST(self, prefix, params):
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channel = params[1]
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users = params[2]
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topic = params[3]
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self._tempList[1].append([channel, users, topic])
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def irc_RPL_LISTEND(self, prefix, params):
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if not len(self._tempList[0]) > 0: # there are no callbacks, can't do anything there
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debug("We didn't ask for this LIST, discarding")
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self._tempList[0].clear()
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self._tempList[1].clear()
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return
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callbacks, info = self._tempList
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self.listOngoing = False
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for cb in callbacks:
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cb.callback((info))
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noResults = False
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if len(self._tempList[1]) == 0:
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noResults = True
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self._tempList[0].clear()
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self._tempList[1].clear()
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if noResults:
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if self.listRetried:
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warn("LIST still empty after retry: %s - %i" % (self.net, self.num))
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self.listRetried = False
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return
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else:
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self.list(True)
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self.listRetried = True
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else:
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if self.listRetried:
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self.listRetried = False
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debug("List received after retry - defaulting to simple list syntax")
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self.listSimple = True
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def got_list(self, listinfo):
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if len(listinfo) == 0: # probably ngircd not supporting LIST >0
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return
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chankeep.initialList(self.net, self.num, listinfo, self.chanlimit)
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def isupport(self, options):
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interested = ("CHANLIMIT", "MAXCHANNELS")
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if not any((x for x in options if any(y in x for y in interested))):
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return # check if any of interested is in any of options, some networks
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chanlimit = None # call isupport() more than once, so discard swiftly anything
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if not self.isconnected: # we don't care about
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log("endpoint connected: %s - %i" % (self.net, self.num))
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self.isconnected = True
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for i in options:
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if i.startswith("CHANLIMIT"):
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if ":" in i:
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split = i.split(":")
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if len(split) >= 2:
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chanlimit = split[1]
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break
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elif i.startswith("MAXCHANNELS"):
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if "=" in i:
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split = i.split("=")
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if len(split) == 2:
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chanlimit = split[1]
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break
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try:
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self.chanlimit = int(chanlimit)
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except TypeError:
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warn("Invalid chanlimit: %s" % i)
|
|
if self.chanlimit == 0:
|
|
self.chanlimit = 200 # don't take the piss if it's not limited
|
|
allRelays = chankeep.allRelaysActive(self.net)
|
|
if allRelays:
|
|
for i in main.network.keys():
|
|
for x in main.network[i].relays.keys():
|
|
name = i+str(x)
|
|
if main.IRCPool[name].wantList == True:
|
|
main.IRCPool[name].list(nocheck=True)
|
|
debug("Asking for a list for %s after final relay %i connected" % (self.net, self.num))
|
|
if self.num == 1: # Only one instance should do a list
|
|
if self.chanlimit:
|
|
if allRelays:
|
|
self.list()
|
|
else:
|
|
self.wantList = True
|
|
else:
|
|
debug("Aborting LIST due to bad chanlimit")
|
|
self.checkChannels()
|
|
|
|
# We need to override these functions as Twisted discards
|
|
# the hostname and other useful information in the functions
|
|
# that these call by default
|
|
def irc_JOIN(self, prefix, params):
|
|
nick = prefix.split('!')[0]
|
|
channel = params[-1]
|
|
if nick == self.nickname:
|
|
self.joined(channel)
|
|
else:
|
|
self.userJoined(prefix, channel)
|
|
|
|
def irc_PART(self, prefix, params):
|
|
nick = prefix.split('!')[0]
|
|
channel = params[0]
|
|
if len(params) >= 2:
|
|
message = params[1]
|
|
else:
|
|
message = None
|
|
if nick == self.nickname:
|
|
self.left(prefix, channel, message)
|
|
else:
|
|
self.userLeft(prefix, channel, message)
|
|
|
|
def irc_QUIT(self, prefix, params):
|
|
nick = prefix.split('!')[0]
|
|
self.userQuit(prefix, params[0])
|
|
|
|
def irc_NICK(self, prefix, params):
|
|
nick = prefix.split('!', 1)[0]
|
|
if nick == self.nickname:
|
|
self.nickChanged(prefix, params[0])
|
|
else:
|
|
self.userRenamed(prefix, params[0])
|
|
|
|
def irc_KICK(self, prefix, params):
|
|
channel = params[0]
|
|
kicked = params[1]
|
|
message = params[-1]
|
|
# Checks on whether it was us that was kicked are done in userKicked
|
|
self.userKicked(kicked, channel, prefix, message)
|
|
|
|
def irc_TOPIC(self, prefix, params):
|
|
channel = params[0]
|
|
newtopic = params[1]
|
|
self.topicUpdated(prefix, channel, newtopic)
|
|
# End of Twisted hackery
|
|
|
|
def signedOn(self):
|
|
log("signed on: %s - %i" % (self.net, self.num))
|
|
sendRelayNotification({"type": "conn", "net": self.net, "num": self.num, "status": "signedon"})
|
|
|
|
def joined(self, channel):
|
|
if not channel in self.channels:
|
|
self.channels.append(channel)
|
|
self.names(channel).addCallback(self.got_names)
|
|
if main.config["Toggles"]["Who"]:
|
|
lc = LoopingCall(self.who, channel)
|
|
self._getWho[channel] = lc
|
|
intrange = main.config["Tweaks"]["Delays"]["WhoRange"]
|
|
minint = main.config["Tweaks"]["Delays"]["WhoLoop"]
|
|
interval = randint(minint, minint+intrange)
|
|
lc.start(interval)
|
|
|
|
def botLeft(self, channel):
|
|
if channel in self.channels:
|
|
self.channels.remove(channel)
|
|
if channel in self._getWho.keys():
|
|
lc = self._getWho[channel]
|
|
lc.stop()
|
|
del self._getWho[channel]
|
|
userinfo.delChannels(self.net, [channel]) # < we do not need to deduplicate this
|
|
#log("Can no longer cover %s, removing records" % channel)# as it will only be matched once --
|
|
# other bots have different nicknames so
|
|
def left(self, user, channel, message): # even if they saw it, they wouldn't react
|
|
self.event(type="part", muser=user, channel=channel, message=message)
|
|
self.botLeft(channel)
|
|
|
|
def userJoined(self, user, channel):
|
|
self.event(type="join", muser=user, channel=channel)
|
|
|
|
def userLeft(self, user, channel, message):
|
|
self.event(type="part", muser=user, channel=channel, message=message)
|
|
|
|
def userQuit(self, user, quitMessage):
|
|
self.chanlessEvent({"type": "quit", "muser": user, "message": quitMessage})
|
|
|
|
def userKicked(self, kickee, channel, kicker, message):
|
|
if kickee.lower() == self.nickname.lower():
|
|
self.botLeft(channel)
|
|
self.event(type="kick", muser=kicker, channel=channel, message=message, user=kickee)
|
|
|
|
def chanlessEvent(self, cast):
|
|
cast["nick"], cast["ident"], cast["host"] = parsen(cast["muser"])
|
|
if dedup(self.name, cast): # Needs to be kept self.name until the dedup
|
|
# function is converted to the new net, num
|
|
# format
|
|
return # stop right there sir!
|
|
chans = userinfo.getChanList(self.net, cast["nick"])
|
|
if chans == None:
|
|
error("No channels returned for chanless event: %s" % cast)
|
|
# self.event(**cast) -- no, should NEVER happen
|
|
return
|
|
# getChansSingle returns all channels of the user, we only want to use
|
|
# ones we have common with them
|
|
realChans = set(chans).intersection(set(self.channels))
|
|
for i in realChans:
|
|
cast["channel"] = i
|
|
self.event(**cast)
|
|
|
|
def userRenamed(self, oldname, newname):
|
|
self.chanlessEvent({"type": "nick", "muser": oldname, "user": newname})
|
|
|
|
def topicUpdated(self, user, channel, newTopic):
|
|
self.event(type="topic", muser=user, channel=channel, message= newTopic)
|
|
|
|
def modeChanged(self, user, channel, toset, modes, args):
|
|
argList = list(args)
|
|
modeList = [i for i in modes]
|
|
for a, m in zip(argList, modeList):
|
|
self.event(type="mode", muser=user, channel=channel, modes=m, status=toset, modeargs=a)
|
|
|
|
class IRCBotFactory(ReconnectingClientFactory):
|
|
def __init__(self, net, num=None, relayCommands=None, user=None, stage2=None):
|
|
if net == None:
|
|
self.num = num
|
|
self.net = None
|
|
self.name = "relay - %i" % num
|
|
self.relay = True
|
|
else:
|
|
self.name = net+str(num)
|
|
self.num = num
|
|
self.net = net
|
|
self.relay = False
|
|
self.client = None
|
|
self.maxDelay = main.config["Tweaks"]["Delays"]["MaxDelay"]
|
|
self.initialDelay = main.config["Tweaks"]["Delays"]["InitialDelay"]
|
|
self.factor = main.config["Tweaks"]["Delays"]["Factor"]
|
|
self.jitter = main.config["Tweaks"]["Delays"]["Jitter"]
|
|
|
|
self.relayCommands, self.user, self.stage2 = relayCommands, user, stage2
|
|
|
|
def buildProtocol(self, addr):
|
|
if self.relay == False:
|
|
entry = IRCBot(self.net, self.num)
|
|
main.IRCPool[self.name] = entry
|
|
else:
|
|
entry = IRCRelay(self.num, self.relayCommands, self.user, self.stage2)
|
|
|
|
self.client = entry
|
|
return entry
|
|
|
|
def clientConnectionLost(self, connector, reason):
|
|
if not self.relay:
|
|
userinfo.delChannels(self.net, self.client.channels)
|
|
if not self.client == None:
|
|
self.client.isconnected = False
|
|
self.client.channels = []
|
|
error = reason.getErrorMessage()
|
|
log("%s - %i: connection lost: %s" % (self.net, self.num, error))
|
|
if not self.relay:
|
|
sendAll("%s - %i: connection lost: %s" % (self.net, self.num, error))
|
|
sendRelayNotification({"type": "conn", "net": self.net, "num": self.num, "status": "lost", "message": error})
|
|
self.retry(connector)
|
|
#ReconnectingClientFactory.clientConnectionLost(self, connector, reason)
|
|
|
|
def clientConnectionFailed(self, connector, reason):
|
|
if not self.client == None:
|
|
self.client.isconnected = False
|
|
self.client.channels = []
|
|
error = reason.getErrorMessage()
|
|
log("%s - %i: connection failed: %s" % (self.net, self.num, error))
|
|
if not self.relay:
|
|
sendAll("%s -%s: connection failed: %s" % (self.net, self.num, error))
|
|
sendRelayNotification({"type": "conn", "net": self.net, "num": self.num, "status": "failed", "message": error})
|
|
self.retry(connector)
|
|
#ReconnectingClientFactory.clientConnectionFailed(self, connector, reason)
|
|
|