mirror of
https://github.com/jlu5/PyLink.git
synced 2024-11-01 01:09:22 +01:00
238 lines
9.1 KiB
Python
238 lines
9.1 KiB
Python
import socket
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import time
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import sys
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from utils import *
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from copy import copy
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import traceback
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from classes import *
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def _sendFromServer(irc, msg):
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irc.send(':%s %s' % (irc.sid, msg))
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def _sendFromUser(irc, msg, user=None):
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if user is None:
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user = irc.pseudoclient.uid
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irc.send(':%s %s' % (user, msg))
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def _nicktoUid(irc, nick):
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for k, v in irc.users.items():
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if v.nick == nick:
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return k
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def spawnClient(irc, nick, ident, host, *args):
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uid = next_uid(irc.sid)
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ts = int(time.time())
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_sendFromServer(irc, "UID {uid} {ts} {nick} {host} {host} {ident} 0.0.0.0 {ts} +o +"
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" :PyLink Client".format(ts=ts, host=host,
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nick=nick, ident=ident, uid=uid))
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u = irc.users[uid] = IrcUser(nick, ts, uid, ident, host, *args)
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irc.servers[irc.sid].users.append(uid)
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return u
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def joinClient(irc, client, channel):
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# Channel list can be a comma-separated list of channels, per the
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# IRC specification.
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_sendFromUser(irc, "JOIN {channel} {ts} +nt :,{uid}".format(sid=irc.sid,
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ts=int(time.time()), uid=client.uid, channel=channel))
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def removeClient(irc, numeric):
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"""<irc object> <client numeric>
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Removes a client from our internal databases, regardless
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of whether it's one of our pseudoclients or not."""
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for k, v in copy(irc.channels).items():
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irc.channels[k].users.discard(numeric)
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if not irc.channels[k].users:
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# Clear empty channels
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del irc.channels[k]
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sid = numeric[:3]
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print('Removing client %s from irc.users' % numeric)
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del irc.users[numeric]
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print('Removing client %s from irc.servers[%s]' % (numeric, sid))
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irc.servers[sid].users.remove(numeric)
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def connect(irc):
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irc.start_ts = ts = int(time.time())
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host = irc.serverdata["hostname"]
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irc.servers[irc.sid] = IrcServer(None)
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f = irc.send
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f('CAPAB START 1203')
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# This is hard coded atm... We should fix it eventually...
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f('CAPAB CAPABILITIES :NICKMAX=32 HALFOP=0 CHANMAX=65 MAXMODES=20'
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' IDENTMAX=12 MAXQUIT=255 PROTOCOL=1203')
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f('CAPAB END')
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# TODO: check recvpass here
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f('SERVER {host} {Pass} 0 {sid} :PyLink Service'.format(host=host,
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Pass=irc.serverdata["sendpass"], sid=irc.sid))
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f(':%s BURST %s' % (irc.sid, ts))
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# InspIRCd documentation:
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# :751 UID 751AAAAAA 1220196319 Brain brainwave.brainbox.cc
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# netadmin.chatspike.net brain 192.168.1.10 1220196324 +Siosw
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# +ACKNOQcdfgklnoqtx :Craig Edwards
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irc.pseudoclient = spawnClient(irc, 'PyLink', 'pylink', host)
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f(':%s ENDBURST' % (irc.sid))
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joinClient(irc, irc.pseudoclient, ','.join(irc.serverdata['channels']))
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# :7NU PING 7NU 0AL
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def handle_ping(irc, servernumeric, command, args):
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if args[1] == irc.sid:
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_sendFromServer(irc, 'PONG %s' % args[1])
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def handle_privmsg(irc, source, command, args):
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prefix = irc.conf['bot']['prefix']
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if args[0] == irc.pseudoclient.uid:
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cmd_args = args[1].split(' ')
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cmd = cmd_args[0].lower()
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try:
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cmd_args = cmd_args[1:]
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except IndexError:
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cmd_args = []
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try:
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func = bot_commands[cmd]
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except KeyError:
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msg(irc, source, 'Unknown command %r.' % cmd)
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return
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try:
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func(irc, source, cmd_args)
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except Exception as e:
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traceback.print_exc()
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msg(irc, source, 'Uncaught exception in command %r: %s: %s' % (cmd, type(e).__name__, str(e)))
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return
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def handle_part(irc, source, command, args):
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channel = args[0]
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# We should only get PART commands for channels that exist, right??
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irc.channels[channel].users.discard(source)
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def handle_error(irc, numeric, command, args):
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print('Received an ERROR, killing!')
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irc.connected = False
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sys.exit(1)
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def handle_fjoin(irc, servernumeric, command, args):
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# :70M FJOIN #chat 1423790411 +AFPfjnt 6:5 7:5 9:5 :o,1SRAABIT4 v,1IOAAF53R <...>
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channel = args[0]
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if channel not in irc.channels.keys():
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irc.channels[channel] = IrcChannel()
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# InspIRCd sends each user's channel data in the form of 'modeprefix(es),UID'
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userlist = args[-1].split()
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for user in userlist:
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modeprefix, user = user.split(',', 1)
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for mode in modeprefix:
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# Note that a user can have more than one mode prefix (e.g. they have both +o and +v),
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# so they would be added to both lists.
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'''
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# left to right: m_ojoin, m_operprefix, owner (~/+q), admin (&/+a), and op (!/+o)
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if mode in 'Yyqao':
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irc.channels[channel].ops.append(user)
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if mode == 'h':
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irc.channels[channel].halfops.append(user)
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if mode == 'v':
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irc.channels[channel].voices.append(user)
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'''
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irc.channels[channel].users.add(user)
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def handle_uid(irc, numeric, command, args):
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# :70M UID 70MAAAAAB 1429934638 GL 0::1 hidden-7j810p.9mdf.lrek.0000.0000.IP gl 0::1 1429934638 +Wioswx +ACGKNOQXacfgklnoqvx :realname
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uid, ts, nick, realhost, host, ident, ip = args[0:7]
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realname = args[-1]
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irc.users[uid] = IrcUser(nick, ts, uid, ident, host, realname, realhost, ip)
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irc.servers[numeric].users.append(uid)
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def handle_quit(irc, numeric, command, args):
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# :1SRAAGB4T QUIT :Quit: quit message goes here
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removeClient(irc, numeric)
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def handle_burst(irc, numeric, command, args):
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# :70M BURST 1433044587
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irc.servers[numeric] = IrcServer(None)
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def handle_server(irc, numeric, command, args):
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# :70M SERVER millennium.overdrive.pw * 1 1ML :a relatively long period of time... (Fremont, California)
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servername = args[0]
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sid = args[3]
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irc.servers[sid] = IrcServer(numeric)
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def handle_nick(irc, numeric, command, args):
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newnick = args[0]
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irc.users[numeric].nick = newnick
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def handle_fmode(irc, numeric, command, args):
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# <- :70MAAAAAA FMODE #chat 1433653462 +hhT 70MAAAAAA 70MAAAAAD
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# Oh god, how are we going to handle this?!
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channel = args[0]
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modestrings = args[3:]
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def handle_squit(irc, numeric, command, args):
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# :70M SQUIT 1ML :Server quit by GL!gl@0::1
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split_server = args[0]
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print('Netsplit on server %s' % split_server)
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# Prevent RuntimeError: dictionary changed size during iteration
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old_servers = copy(irc.servers)
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for sid, data in old_servers.items():
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if data.uplink == split_server:
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print('Server %s also hosts server %s, removing those users too...' % (split_server, sid))
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handle_squit(irc, sid, 'SQUIT', [sid, "PyLink: Automatically splitting leaf servers of %s" % sid])
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for user in copy(irc.servers[split_server].users):
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print('Removing client %s (%s)' % (user, irc.users[user].nick))
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removeClient(irc, user)
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del irc.servers[split_server]
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def handle_idle(irc, numeric, command, args):
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"""Handle the IDLE command, sent between servers in remote WHOIS queries."""
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# <- :70MAAAAAA IDLE 1MLAAAAIG
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# -> :1MLAAAAIG IDLE 70MAAAAAA 1433036797 319
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sourceuser = numeric
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targetuser = args[0]
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_sendFromUser(irc, 'IDLE %s %s 0' % (sourceuser, irc.start_ts),
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user=targetuser)
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def handle_events(irc, data):
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# Each server message looks something like this:
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# :70M FJOIN #chat 1423790411 +AFPfjnt 6:5 7:5 9:5 :v,1SRAAESWE
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# :<sid> <command> <argument1> <argument2> ... :final multi word argument
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args = data.split()
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if args and args[0] == 'SERVER':
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# SERVER whatever.net abcdefgh 0 10X :something
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servername = args[1]
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if args[2] != irc.serverdata['recvpass']:
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# Check if recvpass is correct
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print('Error: recvpass from uplink server %s does not match configuration!' % servername)
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sys.exit(1)
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return
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try:
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real_args = []
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for arg in args:
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real_args.append(arg)
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# If the argument starts with ':' and ISN'T the first argument.
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# The first argument is used for denoting the source UID/SID.
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if arg.startswith(':') and args.index(arg) != 0:
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# : is used for multi-word arguments that last until the end
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# of the message. We can use list splicing here to turn them all
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# into one argument.
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index = args.index(arg) # Get the array index of the multi-word arg
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# Set the last arg to a joined version of the remaining args
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arg = args[index:]
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arg = ' '.join(arg)[1:]
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# Cut the original argument list right before the multi-word arg,
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# and then append the multi-word arg.
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real_args = args[:index]
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real_args.append(arg)
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break
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real_args[0] = real_args[0].split(':', 1)[1]
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args = real_args
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numeric = args[0]
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command = args[1]
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args = args[2:]
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except IndexError:
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return
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# We will do wildcard event handling here. Unhandled events are just ignored, yay!
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try:
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func = globals()['handle_'+command.lower()]
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func(irc, numeric, command, args)
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except KeyError: # unhandled event
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pass
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