# Erebus IRC bot - Author: John Runyon
# "Bot" and "BotConnection" classes (handling a specific "arm")
-import os, random, socket, struct, sys, threading, time, traceback
+import os, random, socket, struct, sys, threading, time, traceback, fcntl
from collections import deque
if sys.version_info.major < 3:
#bots = {'erebus': bot.Bot(nick='Erebus', user='erebus', bind='', server='irc.quakenet.org', port=6667, realname='Erebus')}
class Bot(object):
def __init__(self, parent, nick, user, bind, authname, authpass, server, port, realname):
+ self.maxlen = 510
+
self.parent = parent
self.nick = nick
self.permnick = nick
def watchdog(self):
if time.time() > int(self.parent.cfg.get('watchdog', 'maxtime', default=300))+self.lastreceived:
self.parse("ERROR :Fake-error from watchdog timer.")
+ return
if self.conn.registered():
self.conn.send("PING :%s" % (time.time()))
self._checknick()
self.conn.send("NICK %s" % (self.permnick))
def parse(self, line):
- if self.parent.cfg.getboolean('debug', 'io'):
- self.log('I', line)
pieces = line.split()
if pieces[0][0] == ":":
'354': self._got354, #WHO
'396': self._gotHiddenHost, # hidden host has been set
'433': self._got433, #nick in use
+ '437': self._got433, #nick protected
'JOIN': self._gotjoin,
'PART': self._gotpart,
'KICK': self._gotkick,
if nick == self.nick:
self.conn.send("WHO %s c%%cant,3" % (chan))
else:
- user = self.parent.user(nick, justjoined=True)
+ user = self.parent.user(nick, send_who=True)
chan.userjoin(user)
user.join(chan)
def _clientLeft(self, nick, chan):
- if nick != self.nick:
- gone = self.parent.user(nick).part(chan)
- chan.userpart(self.parent.user(nick))
+ if nick == self.nick:
+ for u in chan.users:
+ if u.nick != self.nick:
+ self._clientLeft(u.nick, chan)
+ if chan.deleting:
+ chan.bot.chans.remove(chan)
+ del self.parent.chans[chan.name.lower()]
+ del chan
+ else:
+ user = self.parent.user(nick)
+ gone = user.part(chan)
+ chan.userpart(user)
if gone:
- self.parent.user(nick).quit()
+ user.quit()
del self.parent.users[nick.lower()]
def _gotpart(self, pieces):
nick = pieces[0].split('!')[0][1:]
if len(msg) == 0:
return
- if target == self.nick:
- if msg.startswith("\001"): #ctcp
- msg = msg.strip("\001")
- if msg == "VERSION":
- self.msg(user, "\001VERSION Erebus v%d.%d - http://jfr.im/git/erebus.git" % (self.parent.APIVERSION, self.parent.RELEASE))
- return
+ if target == self.nick and msg.startswith("\001"): #ctcp
+ msg = msg.strip("\001")
+ if msg:
+ pieces = msg.split()
+ if pieces[0] == "CLIENTINFO":
+ self.msg(user, "\001CLIENTINFO VERSION PING\001")
+ elif pieces[0] == "VERSION":
+ self.msg(user, "\001VERSION Erebus v%d.%d - http://jfr.im/git/erebus.git\001" % (self.parent.APIVERSION, self.parent.RELEASE))
+ elif pieces[0] == "PING":
+ if len(pieces) > 1:
+ self.msg(user, "\001PING %s\001" % (' '.join(pieces[1:])))
+ else:
+ self.msg(user, "\001PING\001")
+ return
triggerused = msg.startswith(self.parent.trigger)
if triggerused: msg = msg[len(self.parent.trigger):]
if self.parent.cfg.getboolean('erebus', 'nofakelag'): append_callback = self.conn.send
cmd = self._formatmsg(target, msg, msgtype)
- # The max length is much shorter than recvq (510) because of the length the server adds on about the source (us).
+ # The max length is much shorter than conn.maxlen (510) because of the length the server adds on about the source (us).
# If you know your hostmask, you can of course figure the exact length, but it's very difficult to reliably know your hostmask.
- maxlen = (
- self.conn.recvq
- - 63 # max hostname len
- - 11 # max ident len
- - 3 # the symbols in :nick!user@host
- - len(self.nick)
- )
+ maxlen = self.maxmsglen()
if len(cmd) > maxlen:
if not truncate:
return False
def quit(self, reason="Shutdown"):
self.conn.send("QUIT :%s" % (reason))
+ def maxmsglen(self):
+ return (
+ self.maxlen
+ - 63 # max hostname len
+ - 11 # max ident len
+ - 3 # the symbols in :nick!user@host
+ - len(self.nick)
+ )
+
def __str__(self): return self.nick
def __repr__(self): return "<Bot %r>" % (self.nick)
self.state = 0 # 0=disconnected, 1=registering, 2=connected
self.bytessent = 0
- self.recvq = 510
+ self.recvq = 510 # How much we can send per period
self.exceeded = False
self._nowrite = False
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER, struct.pack('ii', 0, 0))
self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1)
self.socket.bind((self.bind, 0))
+ self._write_oidentd()
self.socket.connect((self.server, self.port))
return True
def register(self):
if self.state == 0:
+ pss = self.parent.parent.cfg.get('erebus', 'pass')
+ if pss:
+ self.send("PASS %s" % (pss))
self.send("NICK %s" % (self.parent.nick))
self.send("USER %s 0 * :%s" % (self.parent.user, self.parent.realname))
self.state = 1
return True
def registered(self, done=False):
- if done: self.state = 2
+ if done:
+ self.state = 2
+ self._unwrite_oidentd()
return self.state == 2
def send(self, line):
self.parent.log('X', line)
def _write(self, line):
- self.socket.sendall(line.encode('utf-8', 'backslashreplace')+b"\r\n")
+ self.socket.sendall(line.encode('utf-8', 'surrogateescape')+b"\r\n")
def _getsockerr(self):
try: # SO_ERROR might not exist on all platforms
return lines
+ def _format_oidentd(self):
+ ident = self.parent.user
+ fport = self.parent.port
+ from_ = self.bind
+ lport = self.socket.getsockname()[1]
+ if from_:
+ return 'fport %s from %s lport %s { reply "%s" }\n' % (fport, from_, lport, ident)
+ else:
+ return 'fport %s lport %s { reply "%s" }\n' % (fport, lport, ident)
+ def _write_oidentd(self):
+ path = self.parent.parent.cfg.get('erebus', 'oidentd_path')
+ if path is not None:
+ with open(path, 'a') as fh:
+ fcntl.lockf(fh, fcntl.LOCK_EX)
+ fh.write(self._format_oidentd())
+ fcntl.lockf(fh, fcntl.LOCK_UN)
+ def _unwrite_oidentd(self):
+ path = self.parent.parent.cfg.get('erebus', 'oidentd_path')
+ if path is not None:
+ with open(path, 'r+') as fh:
+ fcntl.lockf(fh, fcntl.LOCK_EX)
+ data = fh.read()
+ newdata = data.replace(self._format_oidentd(), '')
+ fh.seek(0)
+ fh.write(newdata)
+ fh.truncate()
+ fcntl.lockf(fh, fcntl.LOCK_UN)
+
def __str__(self): return self.parent.nick
def __repr__(self): return "<BotConnection %r (%r)>" % (self.socket.fileno(), self.parent.nick)
projects / erebus.git / blobdiff