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Commit | Line | Data |
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b25d4368 | 1 | #!/usr/bin/python |
4477123d | 2 | # vim: fileencoding=utf-8 |
b25d4368 | 3 | |
931c88a4 | 4 | # Erebus IRC bot - Author: John Runyon |
5 | # "Bot" and "BotConnection" classes (handling a specific "arm") | |
6 | ||
68dff4aa | 7 | import socket, sys, time, threading, os, random, struct |
e64ac4a0 | 8 | from collections import deque |
b25d4368 | 9 | |
a28e2ae9 | 10 | if sys.version_info.major < 3: |
11 | timerbase = threading._Timer | |
d6052ebf | 12 | stringbase = basestring |
a28e2ae9 | 13 | else: |
14 | timerbase = threading.Timer | |
d6052ebf | 15 | stringbase = str |
f89262c4 | 16 | |
a28e2ae9 | 17 | class MyTimer(timerbase): |
2ffa3996 | 18 | def __init__(self, *args, **kwargs): |
a28e2ae9 | 19 | timerbase.__init__(self, *args, **kwargs) |
2ffa3996 | 20 | self.daemon = True |
21 | ||
d6052ebf | 22 | if sys.version_info.major < 3: |
23 | stringbase = basestring | |
24 | else: | |
25 | stringbase = str | |
2ffa3996 | 26 | |
b25d4368 | 27 | #bots = {'erebus': bot.Bot(nick='Erebus', user='erebus', bind='', server='irc.quakenet.org', port=6667, realname='Erebus')} |
28 | class Bot(object): | |
0af282c6 | 29 | def __init__(self, parent, nick, user, bind, authname, authpass, server, port, realname): |
b25d4368 | 30 | self.parent = parent |
31 | self.nick = nick | |
0784e720 | 32 | self.permnick = nick |
a12f7519 | 33 | self.user = user |
34 | self.realname = realname | |
5477b368 | 35 | |
0af282c6 | 36 | self.authname = authname |
37 | self.authpass = authpass | |
38 | ||
1e76e96c JR |
39 | self.connecttime = 0 # time at which we received numeric 001 |
40 | self.server = server # the address we try to (re-)connect to | |
41 | self.port = port | |
42 | self.servername = server # the name of the server we got connected to | |
43 | ||
50331d1a | 44 | curs = self.parent.query("SELECT chname FROM chans WHERE bot = %s AND active = 1", (self.permnick,)) |
2729abc8 | 45 | if curs: |
4fa1118b | 46 | chansres = curs.fetchall() |
47 | curs.close() | |
48 | self.chans = [self.parent.newchannel(self, row['chname']) for row in chansres] | |
6de27fd4 | 49 | else: |
50 | self.chans = [] | |
b25d4368 | 51 | |
a12f7519 | 52 | self.conn = BotConnection(self, bind, server, port) |
e64ac4a0 | 53 | |
2ffa3996 | 54 | self.lastreceived = time.time() #time we last received a line from the server |
d6c6516c | 55 | self.watchdog() |
2ffa3996 | 56 | |
e64ac4a0 | 57 | self.msgqueue = deque() |
2bb267e0 | 58 | self.slowmsgqueue = deque() |
82025c0a JR |
59 | self._makemsgtimer() |
60 | self._msgtimer.start() | |
04fe7fd8 | 61 | self.joined_chans = False |
e64ac4a0 | 62 | |
e40e5b39 | 63 | def __del__(self): |
2729abc8 | 64 | try: |
50331d1a | 65 | curs = self.parent.query("UPDATE bots SET connected = 0 WHERE nick = %s", (self.permnick,)) |
2729abc8 | 66 | curs.close() |
67 | except: pass | |
e40e5b39 | 68 | |
2ffa3996 | 69 | def watchdog(self): |
dcc5bde3 | 70 | if time.time() > int(self.parent.cfg.get('watchdog', 'maxtime', default=300))+self.lastreceived: |
2ffa3996 | 71 | self.parse("ERROR :Fake-error from watchdog timer.") |
dcc5bde3 | 72 | self.watchdogtimer = MyTimer(int(self.parent.cfg.get('watchdog', 'interval', default=30)), self.watchdog) |
e64ac4a0 | 73 | |
a8553c45 | 74 | def log(self, *args, **kwargs): |
75 | self.parent.log(self.nick, *args, **kwargs) | |
76 | ||
b25d4368 | 77 | def connect(self): |
d3531ad2 | 78 | self.log('!', "Connecting") |
b2a896c8 | 79 | if self.conn.connect(): |
49a455aa | 80 | self.parent.newfd(self, self.conn.socket.fileno()) |
81 | ||
b25d4368 | 82 | def getdata(self): |
2ffa3996 | 83 | self.lastreceived = time.time() |
d1ea2946 | 84 | return self.conn.read() |
a4eacae2 | 85 | |
0784e720 | 86 | def _checknick(self): # check if we're using the right nick, try changing |
87 | if self.nick != self.permnick and self.conn.registered(): | |
88 | self.conn.send("NICK %s" % (self.permnick)) | |
89 | ||
b25d4368 | 90 | def parse(self, line): |
6b6f9624 | 91 | if self.parent.cfg.getboolean('debug', 'io'): |
92 | self.log('I', line) | |
b25d4368 | 93 | pieces = line.split() |
a4eacae2 | 94 | |
a38e8be0 | 95 | # dispatch dict |
96 | zero = { #things to look for without source | |
0784e720 | 97 | 'NOTICE': self._gotconnected, |
28d06664 | 98 | 'PING': self._gotping, |
99 | 'ERROR': self._goterror, | |
100 | } | |
a38e8be0 | 101 | one = { #things to look for after source |
c22ee2ba | 102 | 'NOTICE': self._gotconnected, |
28d06664 | 103 | '001': self._got001, |
1e76e96c | 104 | '004': self._got004, |
0784e720 | 105 | '376': self._gotRegistered, |
106 | '422': self._gotRegistered, | |
28d06664 | 107 | 'PRIVMSG': self._gotprivmsg, |
84b7c247 | 108 | '353': self._got353, #NAMES |
109 | '354': self._got354, #WHO | |
1aba32fb | 110 | '396': self._gotHiddenHost, # hidden host has been set |
0784e720 | 111 | '433': self._got433, #nick in use |
28d06664 | 112 | 'JOIN': self._gotjoin, |
113 | 'PART': self._gotpart, | |
6de27fd4 | 114 | 'KICK': self._gotkick, |
28d06664 | 115 | 'QUIT': self._gotquit, |
116 | 'NICK': self._gotnick, | |
117 | 'MODE': self._gotmode, | |
118 | } | |
d1ea2946 | 119 | |
e4a4c762 | 120 | if self.parent.hasnumhook(pieces[1]): |
121 | hooks = self.parent.getnumhook(pieces[1]) | |
122 | for callback in hooks: | |
a38e8be0 | 123 | try: |
124 | callback(self, line) | |
125 | except Exception: | |
126 | self.__debug_cbexception("numhook", line) | |
e4a4c762 | 127 | |
28d06664 | 128 | if pieces[0] in zero: |
129 | zero[pieces[0]](pieces) | |
130 | elif pieces[1] in one: | |
131 | one[pieces[1]](pieces) | |
132 | ||
0784e720 | 133 | def _gotconnected(self, pieces): |
28d06664 | 134 | if not self.conn.registered(): |
135 | self.conn.register() | |
136 | def _gotping(self, pieces): | |
137 | self.conn.send("PONG %s" % (pieces[1])) | |
0784e720 | 138 | self._checknick() |
f5f2b592 | 139 | def _goterror(self, pieces): |
666366fd | 140 | # TODO: better handling, just reconnect that single bot |
2729abc8 | 141 | try: |
142 | self.quit("Error detected: %s" % ' '.join(pieces)) | |
666366fd | 143 | except: pass |
144 | try: | |
2729abc8 | 145 | curs = self.parent.query("UPDATE bots SET connected = 0") |
146 | curs.close() | |
2ffa3996 | 147 | except: pass |
28d06664 | 148 | sys.exit(2) |
149 | os._exit(2) | |
150 | def _got001(self, pieces): | |
1e76e96c JR |
151 | # We wait until the end of MOTD instead to consider ourselves registered, but consider uptime as of 001 |
152 | self.connecttime = time.time() | |
153 | def _got004(self, pieces): | |
154 | self.servername = pieces[3] | |
0784e720 | 155 | def _gotRegistered(self, pieces): |
28d06664 | 156 | self.conn.registered(True) |
e40e5b39 | 157 | |
50331d1a | 158 | curs = self.parent.query("UPDATE bots SET connected = 1 WHERE nick = %s", (self.permnick,)) |
2729abc8 | 159 | if curs: curs.close() |
e40e5b39 | 160 | |
28d06664 | 161 | self.conn.send("MODE %s +x" % (pieces[2])) |
162 | if self.authname is not None and self.authpass is not None: | |
04fe7fd8 | 163 | self.conn.send(self.parent.cfg.get('erebus', 'auth_command', "AUTH %s %s") % (self.authname, self.authpass)) |
1aba32fb JR |
164 | if not self.parent.cfg.getboolean('erebus', 'wait_for_hidden_host'): |
165 | for c in self.chans: | |
166 | self.join(c.name) | |
04fe7fd8 | 167 | self.joined_chans = True |
1aba32fb | 168 | def _gotHiddenHost(self, pieces): |
04fe7fd8 | 169 | if not self.joined_chans and self.parent.cfg.getboolean('erebus', 'wait_for_hidden_host'): |
1aba32fb JR |
170 | for c in self.chans: |
171 | self.join(c.name) | |
04fe7fd8 | 172 | self.joined_chans = True |
28d06664 | 173 | def _gotprivmsg(self, pieces): |
174 | nick = pieces[0].split('!')[0][1:] | |
175 | user = self.parent.user(nick) | |
176 | target = pieces[2] | |
177 | msg = ' '.join(pieces[3:])[1:] | |
178 | self.parsemsg(user, target, msg) | |
84b7c247 | 179 | def _got353(self, pieces): |
2591a1c8 | 180 | prefixes = {'@': 'op', '+': 'voice'} |
84b7c247 | 181 | chan = self.parent.channel(pieces[4]) |
182 | names = pieces[5:] | |
183 | names[0] = names[0][1:] #remove colon | |
184 | for n in names: | |
2591a1c8 | 185 | if n[0] in prefixes: |
186 | user = self.parent.user(n[1:]) | |
187 | chan.userjoin(user, prefixes[n[0]]) | |
84b7c247 | 188 | else: |
2591a1c8 | 189 | user = self.parent.user(n) |
84b7c247 | 190 | chan.userjoin(user) |
191 | user.join(chan) | |
28d06664 | 192 | def _got354(self, pieces): |
14011220 | 193 | qt = int(pieces[3]) |
194 | if qt < 3: | |
195 | nick, auth = pieces[4:6] | |
196 | chan = None | |
197 | else: | |
198 | chan, nick, auth = pieces[4:7] | |
199 | chan = self.parent.channel(chan) | |
e40e5b39 | 200 | user = self.parent.user(nick) |
201 | user.authed(auth) | |
14011220 | 202 | |
203 | if chan is not None: | |
204 | user.join(chan) | |
205 | chan.userjoin(user) | |
206 | ||
207 | if qt == 2: # triggered by !auth | |
e40e5b39 | 208 | if user.isauthed(): |
209 | if user.glevel > 0: | |
210 | self.msg(nick, "You are now known as #%s (access level: %s)" % (auth, user.glevel)) | |
211 | else: | |
212 | self.msg(nick, "You are now known as #%s (not staff)" % (auth)) | |
213 | else: | |
214 | self.msg(nick, "I tried, but you're not authed!") | |
0784e720 | 215 | def _got433(self, pieces): |
216 | if not self.conn.registered(): #we're trying to connect | |
71ef8273 | 217 | newnick = "%s%d" % (self.nick, random.randint(111, 999)) |
0784e720 | 218 | self.conn.send("NICK %s" % (newnick)) |
219 | self.nick = newnick | |
28d06664 | 220 | def _gotjoin(self, pieces): |
221 | nick = pieces[0].split('!')[0][1:] | |
222 | chan = self.parent.channel(pieces[2]) | |
223 | ||
224 | if nick == self.nick: | |
14011220 | 225 | self.conn.send("WHO %s c%%cant,3" % (chan)) |
28d06664 | 226 | else: |
227 | user = self.parent.user(nick, justjoined=True) | |
228 | chan.userjoin(user) | |
229 | user.join(chan) | |
6de27fd4 | 230 | def _clientLeft(self, nick, chan): |
28d06664 | 231 | if nick != self.nick: |
14011220 | 232 | gone = self.parent.user(nick).part(chan) |
28d06664 | 233 | chan.userpart(self.parent.user(nick)) |
14011220 | 234 | if gone: |
235 | self.parent.user(nick).quit() | |
236 | del self.parent.users[nick.lower()] | |
6de27fd4 | 237 | def _gotpart(self, pieces): |
238 | nick = pieces[0].split('!')[0][1:] | |
239 | chan = self.parent.channel(pieces[2]) | |
240 | self._clientLeft(nick, chan) | |
241 | def _gotkick(self, pieces): | |
242 | nick = pieces[3] | |
243 | chan = self.parent.channel(pieces[2]) | |
244 | self._clientLeft(nick, chan) | |
28d06664 | 245 | def _gotquit(self, pieces): |
246 | nick = pieces[0].split('!')[0][1:] | |
247 | if nick != self.nick: | |
14011220 | 248 | for chan in self.parent.user(nick).chans: |
249 | chan.userpart(self.parent.user(nick)) | |
28d06664 | 250 | self.parent.user(nick).quit() |
251 | del self.parent.users[nick.lower()] | |
252 | def _gotnick(self, pieces): | |
253 | oldnick = pieces[0].split('!')[0][1:] | |
254 | newnick = pieces[2][1:] | |
f89262c4 | 255 | if oldnick == self.nick: |
256 | self.nick = newnick | |
257 | else: | |
258 | if newnick.lower() != oldnick.lower(): | |
259 | self.parent.users[newnick.lower()] = self.parent.users[oldnick.lower()] | |
260 | del self.parent.users[oldnick.lower()] | |
261 | self.parent.users[newnick.lower()].nickchange(newnick) | |
84b7c247 | 262 | def _gotmode(self, pieces): |
263 | source = pieces[0].split('!')[0][1:] | |
fe73f782 | 264 | chan = pieces[2] |
265 | if not chan.startswith("#"): return | |
84b7c247 | 266 | chan = self.parent.channel(pieces[2]) |
267 | mode = pieces[3] | |
268 | args = pieces[4:] | |
269 | ||
270 | adding = True | |
271 | for c in mode: | |
272 | if c == '+': | |
273 | adding = True | |
274 | elif c == '-': | |
275 | adding = False | |
276 | elif c == 'o': | |
277 | if adding: | |
278 | chan.userop(self.parent.user(args.pop(0))) | |
279 | else: | |
280 | chan.userdeop(self.parent.user(args.pop(0))) | |
281 | elif c == 'v': | |
282 | if adding: | |
283 | chan.uservoice(self.parent.user(args.pop(0))) | |
284 | else: | |
285 | chan.userdevoice(self.parent.user(args.pop(0))) | |
286 | else: | |
287 | pass # don't care about other modes | |
b6212f14 | 288 | |
a38e8be0 | 289 | def __debug_cbexception(self, source, *args, **kwargs): |
6b6f9624 | 290 | if self.parent.cfg.getboolean('debug', 'cbexc'): |
f59f8c9b | 291 | self.conn.send("PRIVMSG %s :%09.3f \ 34\1f!!! CBEXC\1f\ 3 %s" % (self.parent.cfg.get('debug', 'owner'), time.time() % 100000, source)) |
3d724d3a | 292 | __import__('traceback').print_exc() |
a8553c45 | 293 | self.log('!', "CBEXC %s %r %r" % (source, args, kwargs)) |
294 | # print "%09.3f %s [!] CBEXC %s %r %r" % (time.time() % 100000, self.nick, source, args, kwargs) | |
3d724d3a | 295 | |
296 | ||
839d2b35 | 297 | def parsemsg(self, user, target, msg): |
83c2f201 | 298 | if user.glevel <= -2: return # short circuit if user is IGNORED |
839d2b35 | 299 | chan = None |
6de27fd4 | 300 | chanparam = None # was the channel specified as part of the command? |
877cd61d | 301 | if len(msg) == 0: |
302 | return | |
303 | ||
839d2b35 | 304 | if target == self.nick: |
fd07173d | 305 | if msg.startswith("\001"): #ctcp |
a76c4bd8 | 306 | msg = msg.strip("\001") |
307 | if msg == "VERSION": | |
308 | self.msg(user, "\001VERSION Erebus v%d.%d - http://github.com/zonidjan/erebus" % (self.parent.APIVERSION, self.parent.RELEASE)) | |
309 | return | |
6de27fd4 | 310 | |
10b86b56 | 311 | triggerused = msg.startswith(self.parent.trigger) |
312 | if triggerused: msg = msg[len(self.parent.trigger):] | |
313 | pieces = msg.split() | |
314 | ||
3296dba1 | 315 | if len(pieces) == 0: |
316 | return | |
317 | ||
6de27fd4 | 318 | if target != self.nick: # message was sent to a channel |
90b64dc0 | 319 | try: |
3296dba1 | 320 | if pieces[0][:-1].lower() == self.nick.lower() and (pieces[0][-1] == ":" or pieces[0][-1] == ","): |
321 | pieces.pop(0) # command actually starts with next word | |
322 | if len(pieces) == 0: # is there still anything left? | |
323 | return | |
324 | msg = ' '.join(pieces) | |
325 | triggerused = True | |
90b64dc0 | 326 | except IndexError: |
a76c4bd8 | 327 | return # "message" is empty |
839d2b35 | 328 | |
827ec8f0 | 329 | if len(pieces) > 1: |
330 | chanword = pieces[1] | |
331 | if chanword.startswith('#'): | |
332 | chanparam = self.parent.channel(chanword) | |
333 | ||
334 | if target != self.nick: # message was sent to a channel | |
335 | chan = self.parent.channel(target) | |
336 | if not triggerused: | |
337 | if self.parent.haschanhook(target.lower()): | |
338 | for callback in self.parent.getchanhook(target.lower()): | |
339 | try: | |
340 | cbret = callback(self, user, chan, *pieces) | |
f89262c4 | 341 | if isinstance(cbret, stringbase): |
342 | self.reply(target, user, cbret) | |
827ec8f0 | 343 | except: |
344 | self.msg(user, "Command failed. Code: CBEXC%09.3f" % (time.time() % 100000)) | |
345 | self.__debug_cbexception("chanhook", user=user, target=target, msg=msg) | |
346 | return # not to bot, don't process! | |
347 | ||
db50981b | 348 | cmd = pieces[0].lower() |
6de27fd4 | 349 | rancmd = False |
db50981b | 350 | if self.parent.hashook(cmd): |
e4a4c762 | 351 | for callback in self.parent.gethook(cmd): |
827ec8f0 | 352 | if chanparam is not None and (callback.needchan or callback.wantchan): |
6de27fd4 | 353 | chan = chanparam |
354 | pieces.pop(1) | |
e4a4c762 | 355 | if chan is None and callback.needchan: |
6de27fd4 | 356 | rancmd = True |
e4a4c762 | 357 | self.msg(user, "You need to specify a channel for that command.") |
586997a7 | 358 | elif user.glevel >= callback.reqglevel and (not callback.needchan or chan.levelof(user.auth) >= callback.reqclevel): |
6de27fd4 | 359 | rancmd = True |
3d724d3a | 360 | try: |
361 | cbret = callback(self, user, chan, target, *pieces[1:]) | |
f89262c4 | 362 | if isinstance(cbret, stringbase): |
f2b6e85c | 363 | self.reply(target, user, cbret) |
3d724d3a | 364 | except Exception: |
365 | self.msg(user, "Command failed. Code: CBEXC%09.3f" % (time.time() % 100000)) | |
a38e8be0 | 366 | self.__debug_cbexception("hook", user=user, target=target, msg=msg) |
e40e5b39 | 367 | except SystemExit as e: |
2729abc8 | 368 | try: |
369 | curs = self.parent.query("UPDATE bots SET connected = 0") | |
370 | curs.close() | |
371 | except: pass | |
e40e5b39 | 372 | raise e |
32b160dc | 373 | else: |
6de27fd4 | 374 | rancmd = True |
32b160dc | 375 | self.msg(user, "I don't know that command.") |
6de27fd4 | 376 | if not rancmd: |
377 | self.msg(user, "You don't have enough access to run that command.") | |
3d724d3a | 378 | |
379 | def __debug_nomsg(self, target, msg): | |
6b6f9624 | 380 | if self.parent.cfg.getboolean('debug', 'nomsg'): |
f59f8c9b | 381 | self.conn.send("PRIVMSG %s :%09.3f \ 34\1f!!! NOMSG\1f\ 3 %r, %r" % (self.parent.cfg.get('debug', 'owner'), time.time() % 100000, target, msg)) |
a8553c45 | 382 | self.log('!', "!!! NOMSG") |
383 | # print "%09.3f %s [!] %s" % (time.time() % 100000, self.nick, "!!! NOMSG") | |
3d724d3a | 384 | __import__('traceback').print_stack() |
49a455aa | 385 | |
d6052ebf | 386 | |
387 | def reply(self, chan, user, msg): | |
f2b6e85c | 388 | if chan is not None and (isinstance(chan, self.parent.Channel) or (isinstance(chan, stringbase) and chan[0] == "#")): |
d6052ebf | 389 | self.msg(chan, "%s: %s" % (user, msg)) |
390 | else: | |
391 | self.msg(user, msg) | |
392 | ||
6f6d04b5 JR |
393 | """ |
394 | Does the work for msg/slowmsg/fastmsg. Uses the append_callback to append to the correct queue. | |
395 | ||
396 | In the case of fastmsg, self.conn.exceeded may be True, however, in this case append_callback=self.conn.send, so it will still be sent immediately. | |
397 | """ | |
398 | def _msg(self, target, msg, truncate, append_callback): | |
3569ead3 | 399 | if self.parent.cfg.getboolean('erebus', 'nofakelag'): return self.fastmsg(target, msg) |
6f6d04b5 | 400 | |
c6e6807f | 401 | cmd = self._formatmsg(target, msg) |
992876fb JR |
402 | # The max length is much shorter than recvq (510) because of the length the server adds on about the source (us). |
403 | # If you know your hostmask, you can of course figure the exact length, but it's very difficult to reliably know your hostmask. | |
404 | maxlen = ( | |
405 | self.conn.recvq | |
406 | - 63 # max hostname len | |
407 | - 11 # max ident len | |
408 | - 3 # the symbols in :nick!user@host | |
409 | - len(self.nick) | |
410 | ) | |
411 | if len(cmd) > maxlen: | |
4d925ae3 | 412 | if not truncate: |
413 | return False | |
414 | else: | |
992876fb | 415 | cmd = cmd[:maxlen] |
6f6d04b5 | 416 | |
c6e6807f | 417 | if self.conn.exceeded or self.conn.bytessent+len(cmd) >= self.conn.recvq: |
6f6d04b5 | 418 | append_callback(cmd) |
c6e6807f | 419 | else: |
420 | self.conn.send(cmd) | |
6f6d04b5 | 421 | |
c6e6807f | 422 | self.conn.exceeded = True |
656dc5a4 | 423 | return True |
e64ac4a0 | 424 | |
6f6d04b5 JR |
425 | def msg(self, target, msg, truncate=False): |
426 | return self._msg(target, msg, truncate, self.msgqueue.append) | |
427 | ||
4d925ae3 | 428 | def slowmsg(self, target, msg, truncate=False): |
6f6d04b5 | 429 | return self._msg(target, msg, truncate, self.slowmsgqueue.append) |
2bb267e0 | 430 | |
4d925ae3 | 431 | def fastmsg(self, target, msg, truncate=False): |
6f6d04b5 | 432 | return self._msg(target, msg, truncate, self.conn.send) |
c6e6807f | 433 | |
434 | def _formatmsg(self, target, msg): | |
3d724d3a | 435 | if target is None or msg is None: |
28d06664 | 436 | return self.__debug_nomsg(target, msg) |
3d724d3a | 437 | |
6681579e | 438 | target = str(target) |
e64ac4a0 | 439 | |
fd07173d | 440 | if target.startswith('#'): command = "PRIVMSG %s :%s" % (target, msg) |
e64ac4a0 | 441 | else: command = "NOTICE %s :%s" % (target, msg) |
442 | ||
c6e6807f | 443 | return command |
e64ac4a0 | 444 | |
445 | def _popmsg(self): | |
82025c0a | 446 | self._makemsgtimer() |
c6e6807f | 447 | self.conn.bytessent -= self.conn.recvq/3 |
448 | if self.conn.bytessent < 0: self.conn.bytessent = 0 | |
82025c0a | 449 | self.conn.exceeded = True |
e64ac4a0 | 450 | |
82025c0a | 451 | cmd = None |
e64ac4a0 | 452 | try: |
c6e6807f | 453 | cmd = self.msgqueue.popleft() |
2bb267e0 | 454 | except IndexError: |
455 | try: | |
c6e6807f | 456 | cmd = self.slowmsgqueue.popleft() |
2bb267e0 | 457 | except IndexError: |
458 | pass | |
e64ac4a0 | 459 | |
82025c0a JR |
460 | if cmd is not None: |
461 | if self.conn.bytessent+len(cmd) > self.conn.recvq: # If it's too long | |
462 | if len(cmd) > self.conn.recvq: # Is the command itself somehow over max length??? | |
463 | self._msgtimer.start() | |
464 | raise ValueError('Somehow a command that was too long made it into the message queue. Uhoh!', cmd) | |
465 | # Discard the message. | |
466 | self.msgqueue.appendleft(cmd) # Phew, we've just sent too much recently. Put it (back) on the (primary) queue. | |
467 | else: | |
468 | self.conn.send(cmd) | |
469 | ||
470 | self._msgtimer.start() | |
471 | ||
472 | def _makemsgtimer(self): | |
473 | self._msgtimer = MyTimer(3, self._popmsg) | |
a4eacae2 | 474 | |
49a455aa | 475 | def join(self, chan): |
476 | self.conn.send("JOIN %s" % (chan)) | |
a4eacae2 | 477 | |
49a455aa | 478 | def part(self, chan): |
479 | self.conn.send("PART %s" % (chan)) | |
a4eacae2 | 480 | |
49a455aa | 481 | def quit(self, reason="Shutdown"): |
482 | self.conn.send("QUIT :%s" % (reason)) | |
b25d4368 | 483 | |
a12f7519 | 484 | def __str__(self): return self.nick |
485 | def __repr__(self): return "<Bot %r>" % (self.nick) | |
486 | ||
b25d4368 | 487 | class BotConnection(object): |
a12f7519 | 488 | def __init__(self, parent, bind, server, port): |
b25d4368 | 489 | self.parent = parent |
49601f9d | 490 | self.buffer = bytearray() |
b25d4368 | 491 | self.socket = None |
492 | ||
b25d4368 | 493 | self.bind = bind |
494 | self.server = server | |
495 | self.port = int(port) | |
b25d4368 | 496 | |
7631844f | 497 | self.state = 0 # 0=disconnected, 1=registering, 2=connected |
498 | ||
c6e6807f | 499 | self.bytessent = 0 |
992876fb | 500 | self.recvq = 510 |
c6e6807f | 501 | self.exceeded = False |
f2b6e85c | 502 | self._nowrite = False |
c6e6807f | 503 | |
b25d4368 | 504 | def connect(self): |
ab9f6124 | 505 | if self.parent.parent.cfg.getboolean('erebus', 'tls'): |
4c10a7da JR |
506 | import ssl |
507 | undersocket = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
508 | context = ssl.create_default_context() | |
ab9f6124 | 509 | self.socket = context.wrap_socket(undersocket, server_hostname=self.server) |
4c10a7da JR |
510 | else: |
511 | self.socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
68dff4aa JR |
512 | self.socket.setsockopt(socket.SOL_TCP, socket.TCP_NODELAY, 1) # Does Python make SOL_TCP portable? Who knows, it's not documented, and it appears to come from the _socket C lib. |
513 | self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_LINGER, struct.pack('ii', 0, 0)) | |
514 | self.socket.setsockopt(socket.SOL_SOCKET, socket.SO_KEEPALIVE, 1) | |
b25d4368 | 515 | self.socket.bind((self.bind, 0)) |
516 | self.socket.connect((self.server, self.port)) | |
d1ea2946 | 517 | return True |
518 | def register(self): | |
519 | if self.state == 0: | |
520 | self.send("NICK %s" % (self.parent.nick)) | |
521 | self.send("USER %s 0 * :%s" % (self.parent.user, self.parent.realname)) | |
522 | self.state = 1 | |
49a455aa | 523 | return True |
b25d4368 | 524 | |
525 | def registered(self, done=False): | |
526 | if done: self.state = 2 | |
527 | return self.state == 2 | |
528 | ||
b25d4368 | 529 | def send(self, line): |
f2b6e85c | 530 | if not self._nowrite: |
531 | if self.parent.parent.cfg.getboolean('debug', 'io'): | |
532 | self.parent.log('O', line) | |
533 | self.bytessent += len(line) | |
534 | try: | |
535 | self._write(line) | |
536 | except socket.error as e: | |
537 | self._nowrite = True | |
538 | self.parent._goterror(repr(e)) | |
539 | else: | |
540 | if self.parent.parent.cfg.getboolean('debug', 'io'): | |
541 | self.parent.log('X', line) | |
a4eacae2 | 542 | |
7631844f | 543 | def _write(self, line): |
a28e2ae9 | 544 | self.socket.sendall(line.encode('utf-8', 'backslashreplace')+b"\r\n") |
a4eacae2 | 545 | |
b25d4368 | 546 | def read(self): |
547 | self.buffer += self.socket.recv(8192) | |
548 | lines = [] | |
a4eacae2 | 549 | |
a28e2ae9 | 550 | while b"\r\n" in self.buffer: |
551 | pieces = self.buffer.split(b"\r\n", 1) | |
552 | lines.append(pieces[0].decode('utf-8', 'backslashreplace')) | |
b25d4368 | 553 | self.buffer = pieces[1] |
a4eacae2 | 554 | |
b25d4368 | 555 | return lines |
a12f7519 | 556 | |
28d06664 | 557 | def __str__(self): return self.parent.nick |
a12f7519 | 558 | def __repr__(self): return "<BotConnection %r (%r)>" % (self.socket.fileno(), self.parent.nick) |