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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 | # main startup code | |
6 | ||
a28e2ae9 | 7 | from __future__ import print_function |
8 | ||
9d44d267 | 9 | import os, sys, select, MySQLdb, MySQLdb.cursors, time, traceback, random, gc |
db50981b | 10 | import bot, config, ctlmod |
b25d4368 | 11 | |
a8553c45 | 12 | class Erebus(object): #singleton to pass around |
134c1193 | 13 | APIVERSION = 0 |
a76c4bd8 | 14 | RELEASE = 0 |
15 | ||
49a455aa | 16 | bots = {} |
17 | fds = {} | |
e4a4c762 | 18 | numhandlers = {} |
49a455aa | 19 | msghandlers = {} |
9557ee54 | 20 | chanhandlers = {} |
e8885384 | 21 | exceptionhandlers = [] # list of (Exception_class, handler_function) tuples |
b2a896c8 | 22 | users = {} |
23 | chans = {} | |
49a455aa | 24 | |
25 | class User(object): | |
49a455aa | 26 | def __init__(self, nick, auth=None): |
27 | self.nick = nick | |
25bf8fc5 JR |
28 | if auth is None: |
29 | self.auth = None | |
30 | else: | |
31 | self.auth = auth.lower() | |
676b2a85 | 32 | self.checklevel() |
a4eacae2 | 33 | |
5477b368 | 34 | self.chans = [] |
35 | ||
5f5d669f JR |
36 | def bind_bot(self, bot): |
37 | return main._BoundUser(self, bot) | |
38 | ||
e80bf7de | 39 | def msg(self, *args, **kwargs): |
e64ac4a0 | 40 | main.randbot().msg(self, *args, **kwargs) |
2bb267e0 | 41 | def slowmsg(self, *args, **kwargs): |
42 | main.randbot().slowmsg(self, *args, **kwargs) | |
e64ac4a0 | 43 | def fastmsg(self, *args, **kwargs): |
44 | main.randbot().fastmsg(self, *args, **kwargs) | |
e80bf7de | 45 | |
b2a896c8 | 46 | def isauthed(self): |
47 | return self.auth is not None | |
48 | ||
49a455aa | 49 | def authed(self, auth): |
de89db13 | 50 | if auth == '0': self.auth = None |
51 | else: self.auth = auth.lower() | |
49a455aa | 52 | self.checklevel() |
a4eacae2 | 53 | |
676b2a85 | 54 | def checklevel(self): |
55 | if self.auth is None: | |
839d2b35 | 56 | self.glevel = -1 |
676b2a85 | 57 | else: |
2729abc8 | 58 | c = main.query("SELECT level FROM users WHERE auth = %s", (self.auth,)) |
59 | if c: | |
4fa1118b | 60 | row = c.fetchone() |
61 | if row is not None: | |
62 | self.glevel = row['level'] | |
63 | else: | |
64 | self.glevel = 0 | |
676b2a85 | 65 | else: |
839d2b35 | 66 | self.glevel = 0 |
67 | return self.glevel | |
43b98e4e | 68 | |
25bf8fc5 JR |
69 | def setlevel(self, level, savetodb=True): |
70 | if savetodb: | |
71 | if level != 0: | |
72 | c = main.query("REPLACE INTO users (auth, level) VALUES (%s, %s)", (self.auth, level)) | |
73 | else: | |
74 | c = main.query("DELETE FROM users WHERE auth = %s", (self.auth,)) | |
75 | if c == 0: # no rows affected | |
76 | c = True # is fine | |
77 | if c: | |
78 | self.glevel = level | |
79 | return True | |
80 | else: | |
81 | return False | |
82 | else: | |
83 | self.glevel = level | |
84 | return True | |
85 | ||
5477b368 | 86 | def join(self, chan): |
84b7c247 | 87 | if chan not in self.chans: self.chans.append(chan) |
5477b368 | 88 | def part(self, chan): |
3d724d3a | 89 | try: |
90 | self.chans.remove(chan) | |
91 | except: pass | |
d53d073b | 92 | return len(self.chans) == 0 |
c695f740 | 93 | def quit(self): |
d53d073b | 94 | pass |
124f114c | 95 | def nickchange(self, newnick): |
e80bf7de | 96 | self.nick = newnick |
5477b368 | 97 | |
49a455aa | 98 | def __str__(self): return self.nick |
71ef8273 | 99 | def __repr__(self): return "<User %r (%d)>" % (self.nick, self.glevel) |
43b98e4e | 100 | |
5f5d669f JR |
101 | class _BoundUser(object): |
102 | def __init__(self, user, bot): | |
103 | self.__dict__['_bound_user'] = user | |
104 | self.__dict__['_bound_bot'] = bot | |
105 | def __getattr__(self, name): | |
106 | return getattr(self._bound_user, name) | |
107 | def __setattr__(self, name, value): | |
108 | setattr(self._bound_user, name, value) | |
109 | def msg(self, *args, **kwargs): | |
110 | self._bound_bot.msg(self._bound_user, *args, **kwargs) | |
111 | def slowmsg(self, *args, **kwargs): | |
112 | self._bound_bot.slowmsg(self._bound_user, *args, **kwargs) | |
113 | def fastmsg(self, *args, **kwargs): | |
114 | self._bound_bot.fastmsg(self._bound_user, *args, **kwargs) | |
115 | def __repr__(self): return "<_BoundUser %r %r>" % (self._bound_user, self._bound_bot) | |
116 | ||
49a455aa | 117 | class Channel(object): |
586997a7 | 118 | def __init__(self, name, bot): |
49a455aa | 119 | self.name = name |
5477b368 | 120 | self.bot = bot |
586997a7 | 121 | self.levels = {} |
5477b368 | 122 | |
123 | self.users = [] | |
124 | self.voices = [] | |
125 | self.ops = [] | |
a4eacae2 | 126 | |
2729abc8 | 127 | c = main.query("SELECT user, level FROM chusers WHERE chan = %s", (self.name,)) |
128 | if c: | |
586997a7 | 129 | row = c.fetchone() |
4fa1118b | 130 | while row is not None: |
131 | self.levels[row['user']] = row['level'] | |
132 | row = c.fetchone() | |
586997a7 | 133 | |
134 | ||
fd52fb16 | 135 | def msg(self, *args, **kwargs): |
e64ac4a0 | 136 | self.bot.msg(self, *args, **kwargs) |
2bb267e0 | 137 | def slowmsg(self, *args, **kwargs): |
138 | self.bot.slowmsg(self, *args, **kwargs) | |
e64ac4a0 | 139 | def fastmsg(self, *args, **kwargs): |
140 | self.bot.fastmsg(self, *args, **kwargs) | |
fd52fb16 | 141 | |
586997a7 | 142 | def levelof(self, auth): |
a9ce8d6a | 143 | if auth is None: |
144 | return 0 | |
586997a7 | 145 | auth = auth.lower() |
146 | if auth in self.levels: | |
147 | return self.levels[auth] | |
148 | else: | |
149 | return 0 | |
150 | ||
151 | def setlevel(self, auth, level, savetodb=True): | |
152 | auth = auth.lower() | |
153 | if savetodb: | |
2729abc8 | 154 | c = main.query("REPLACE INTO chusers (chan, user, level) VALUES (%s, %s, %s)", (self.name, auth, level)) |
155 | if c: | |
4fa1118b | 156 | self.levels[auth] = level |
157 | return True | |
158 | else: | |
159 | return False | |
25bf8fc5 JR |
160 | else: |
161 | self.levels[auth] = level | |
162 | return True | |
586997a7 | 163 | |
49a455aa | 164 | def userjoin(self, user, level=None): |
165 | if user not in self.users: self.users.append(user) | |
166 | if level == 'op' and user not in self.ops: self.ops.append(user) | |
167 | if level == 'voice' and user not in self.voices: self.voices.append(user) | |
168 | def userpart(self, user): | |
169 | if user in self.ops: self.ops.remove(user) | |
170 | if user in self.voices: self.voices.remove(user) | |
171 | if user in self.users: self.users.remove(user) | |
a4eacae2 | 172 | |
49a455aa | 173 | def userop(self, user): |
174 | if user in self.users and user not in self.ops: self.ops.append(user) | |
175 | def uservoice(self, user): | |
176 | if user in self.users and user not in self.voices: self.voices.append(user) | |
177 | def userdeop(self, user): | |
178 | if user in self.ops: self.ops.remove(user) | |
179 | def userdevoice(self, user): | |
180 | if user in self.voices: self.voices.remove(user) | |
181 | ||
182 | def __str__(self): return self.name | |
183 | def __repr__(self): return "<Channel %r>" % (self.name) | |
184 | ||
c0eee1b4 | 185 | def __init__(self, cfg): |
2a44c0cd | 186 | self.mustquit = None |
fc16e064 | 187 | self.starttime = time.time() |
c0eee1b4 | 188 | self.cfg = cfg |
189 | self.trigger = cfg.trigger | |
fd96a423 | 190 | if os.name == "posix": |
191 | self.potype = "poll" | |
192 | self.po = select.poll() | |
193 | else: # f.e. os.name == "nt" (Windows) | |
194 | self.potype = "select" | |
195 | self.fdlist = [] | |
49a455aa | 196 | |
2729abc8 | 197 | def query(self, *args, **kwargs): |
c728e51c | 198 | if 'noretry' in kwargs: |
199 | noretry = kwargs['noretry'] | |
200 | del kwargs['noretry'] | |
2729abc8 | 201 | else: |
c728e51c | 202 | noretry = False |
2729abc8 | 203 | |
204 | self.log("[SQL]", "?", "query(%s, %s)" % (', '.join([repr(i) for i in args]), ', '.join([str(key)+"="+repr(kwargs[key]) for key in kwargs]))) | |
205 | try: | |
206 | curs = self.db.cursor() | |
207 | res = curs.execute(*args, **kwargs) | |
208 | if res: | |
209 | return curs | |
210 | else: | |
211 | return res | |
212 | except MySQLdb.MySQLError as e: | |
213 | self.log("[SQL]", "!", "MySQL error! %r" % (e)) | |
c728e51c | 214 | if not noretry: |
2729abc8 | 215 | dbsetup() |
c728e51c | 216 | return self.query(*args, noretry=True, **kwargs) |
2729abc8 | 217 | else: |
218 | raise e | |
219 | ||
c728e51c | 220 | def querycb(self, cb, *args, **kwargs): |
221 | def run_query(): | |
222 | cb(self.query(*args, **kwargs)) | |
223 | threading.Thread(target=run_query).start() | |
224 | ||
0af282c6 | 225 | def newbot(self, nick, user, bind, authname, authpass, server, port, realname): |
49a455aa | 226 | if bind is None: bind = '' |
0af282c6 | 227 | obj = bot.Bot(self, nick, user, bind, authname, authpass, server, port, realname) |
49a455aa | 228 | self.bots[nick.lower()] = obj |
a4eacae2 | 229 | |
49a455aa | 230 | def newfd(self, obj, fileno): |
49a455aa | 231 | self.fds[fileno] = obj |
fd96a423 | 232 | if self.potype == "poll": |
233 | self.po.register(fileno, select.POLLIN) | |
234 | elif self.potype == "select": | |
235 | self.fdlist.append(fileno) | |
9d44d267 JR |
236 | def delfd(self, fileno): |
237 | del self.fds[fileno] | |
238 | if self.potype == "poll": | |
239 | self.po.unregister(fileno) | |
240 | elif self.potype == "select": | |
241 | self.fdlist.remove(fileno) | |
a4eacae2 | 242 | |
43b98e4e | 243 | def bot(self, name): #get Bot() by name (nick) |
49a455aa | 244 | return self.bots[name.lower()] |
43b98e4e | 245 | def fd(self, fileno): #get Bot() by fd/fileno |
49a455aa | 246 | return self.fds[fileno] |
8af0407d | 247 | def randbot(self): #get Bot() randomly |
71ef8273 | 248 | return self.bots[random.choice(list(self.bots.keys()))] |
49a455aa | 249 | |
f6386fa7 | 250 | def user(self, _nick, send_who=False, create=True): |
c695f740 | 251 | nick = _nick.lower() |
f6386fa7 JR |
252 | |
253 | if send_who and (nick not in self.users or not self.users[nick].isauthed()): | |
254 | self.randbot().conn.send("WHO %s n%%ant,1" % (nick)) | |
255 | ||
b2a896c8 | 256 | if nick in self.users: |
257 | return self.users[nick] | |
3d724d3a | 258 | elif create: |
c695f740 | 259 | user = self.User(_nick) |
b2a896c8 | 260 | self.users[nick] = user |
261 | return user | |
3d724d3a | 262 | else: |
263 | return None | |
5477b368 | 264 | def channel(self, name): #get Channel() by name |
265 | if name.lower() in self.chans: | |
266 | return self.chans[name.lower()] | |
267 | else: | |
268 | return None | |
269 | ||
586997a7 | 270 | def newchannel(self, bot, name): |
271 | chan = self.Channel(name.lower(), bot) | |
5477b368 | 272 | self.chans[name.lower()] = chan |
273 | return chan | |
49a455aa | 274 | |
275 | def poll(self): | |
2a44c0cd | 276 | timeout_seconds = 30 |
fd96a423 | 277 | if self.potype == "poll": |
2a44c0cd JR |
278 | pollres = self.po.poll(timeout_seconds * 1000) |
279 | return [fd for (fd, ev) in pollres] | |
fd96a423 | 280 | elif self.potype == "select": |
2a44c0cd | 281 | return select.select(self.fdlist, [], [], timeout_seconds)[0] |
49a455aa | 282 | |
283 | def connectall(self): | |
a28e2ae9 | 284 | for bot in self.bots.values(): |
49a455aa | 285 | if bot.conn.state == 0: |
286 | bot.connect() | |
287 | ||
fadbf980 | 288 | def module(self, name): |
289 | return ctlmod.modules[name] | |
290 | ||
a8553c45 | 291 | def log(self, source, level, message): |
a28e2ae9 | 292 | print("%09.3f %s [%s] %s" % (time.time() % 100000, source, level, message)) |
a8553c45 | 293 | |
f560eb44 | 294 | def getuserbyauth(self, auth): |
a28e2ae9 | 295 | return [u for u in self.users.values() if u.auth == auth.lower()] |
f560eb44 | 296 | |
bffe0139 | 297 | def getdb(self): |
298 | """Get a DB object. The object must be returned to the pool after us, using returndb().""" | |
299 | return self.dbs.pop() | |
300 | ||
301 | def returndb(self, db): | |
302 | self.dbs.append(db) | |
303 | ||
49a455aa | 304 | #bind functions |
db50981b | 305 | def hook(self, word, handler): |
e4a4c762 | 306 | try: |
307 | self.msghandlers[word].append(handler) | |
308 | except: | |
309 | self.msghandlers[word] = [handler] | |
310 | def unhook(self, word, handler): | |
311 | if word in self.msghandlers and handler in self.msghandlers[word]: | |
312 | self.msghandlers[word].remove(handler) | |
db50981b | 313 | def hashook(self, word): |
e4a4c762 | 314 | return word in self.msghandlers and len(self.msghandlers[word]) != 0 |
db50981b | 315 | def gethook(self, word): |
316 | return self.msghandlers[word] | |
b25d4368 | 317 | |
e4a4c762 | 318 | def hooknum(self, word, handler): |
319 | try: | |
320 | self.numhandlers[word].append(handler) | |
321 | except: | |
322 | self.numhandlers[word] = [handler] | |
323 | def unhooknum(self, word, handler): | |
324 | if word in self.numhandlers and handler in self.numhandlers[word]: | |
325 | self.numhandlers[word].remove(handler) | |
326 | def hasnumhook(self, word): | |
327 | return word in self.numhandlers and len(self.numhandlers[word]) != 0 | |
328 | def getnumhook(self, word): | |
329 | return self.numhandlers[word] | |
330 | ||
2a1a69a6 | 331 | def hookchan(self, chan, handler): |
332 | try: | |
9557ee54 | 333 | self.chanhandlers[chan].append(handler) |
2a1a69a6 | 334 | except: |
9557ee54 | 335 | self.chanhandlers[chan] = [handler] |
2a1a69a6 | 336 | def unhookchan(self, chan, handler): |
337 | if chan in self.chanhandlers and handler in self.chanhandlers[chan]: | |
338 | self.chanhandlers[chan].remove(handler) | |
339 | def haschanhook(self, chan): | |
340 | return chan in self.chanhandlers and len(self.chanhandlers[chan]) != 0 | |
341 | def getchanhook(self, chan): | |
342 | return self.chanhandlers[chan] | |
586997a7 | 343 | |
e8885384 JR |
344 | def hookexception(self, exc, handler): |
345 | self.exceptionhandlers.append((exc, handler)) | |
346 | def unhookexception(self, exc, handler): | |
347 | self.exceptionhandlers.remove((exc, handler)) | |
348 | def hasexceptionhook(self, exc): | |
349 | return any((True for x,h in self.exceptionhandlers if isinstance(exc, x))) | |
350 | def getexceptionhook(self, exc): | |
351 | return (h for x,h in self.exceptionhandlers if isinstance(exc, x)) | |
352 | ||
586997a7 | 353 | |
de89db13 | 354 | def dbsetup(): |
4fa1118b | 355 | main.db = None |
bffe0139 | 356 | main.dbs = [] |
357 | for i in range(cfg.get('erebus', 'num_db_connections', 2)-1): | |
358 | main.dbs.append(MySQLdb.connect(host=cfg.dbhost, user=cfg.dbuser, passwd=cfg.dbpass, db=cfg.dbname, cursorclass=MySQLdb.cursors.DictCursor)) | |
2729abc8 | 359 | main.db = MySQLdb.connect(host=cfg.dbhost, user=cfg.dbuser, passwd=cfg.dbpass, db=cfg.dbname, cursorclass=MySQLdb.cursors.DictCursor) |
586997a7 | 360 | |
b25d4368 | 361 | def setup(): |
db50981b | 362 | global cfg, main |
363 | ||
48479459 | 364 | cfg = config.Config('bot.config') |
e64ac4a0 | 365 | |
dcc5bde3 | 366 | if cfg.getboolean('debug', 'gc'): |
2ffef3ff | 367 | gc.set_debug(gc.DEBUG_LEAK) |
368 | ||
e64ac4a0 | 369 | pidfile = open(cfg.pidfile, 'w') |
370 | pidfile.write(str(os.getpid())) | |
371 | pidfile.close() | |
372 | ||
c0eee1b4 | 373 | main = Erebus(cfg) |
bffe0139 | 374 | dbsetup() |
db50981b | 375 | |
376 | autoloads = [mod for mod, yes in cfg.items('autoloads') if int(yes) == 1] | |
377 | for mod in autoloads: | |
b9c6eb1d | 378 | ctlmod.load(main, mod) |
db50981b | 379 | |
2729abc8 | 380 | c = main.query("SELECT nick, user, bind, authname, authpass FROM bots WHERE active = 1") |
381 | if c: | |
4fa1118b | 382 | rows = c.fetchall() |
383 | c.close() | |
384 | for row in rows: | |
0af282c6 | 385 | main.newbot(row['nick'], row['user'], row['bind'], row['authname'], row['authpass'], cfg.host, cfg.port, cfg.realname) |
a12f7519 | 386 | main.connectall() |
b25d4368 | 387 | |
388 | def loop(): | |
49a455aa | 389 | poready = main.poll() |
fd96a423 | 390 | for fileno in poready: |
9d44d267 JR |
391 | try: |
392 | data = main.fd(fileno).getdata() | |
393 | except: | |
394 | main.log('*', '!', 'Super-mega-emergency: getdata raised exception for socket %d' % (fileno)) | |
395 | traceback.print_exc() | |
396 | data = None | |
397 | if data is None: | |
398 | main.fd(fileno).close() | |
399 | else: | |
400 | for line in data: | |
4aa86bbb JR |
401 | if cfg.getboolean('debug', 'io'): |
402 | main.log(str(main.fd(fileno)), 'I', line) | |
9d44d267 JR |
403 | try: |
404 | main.fd(fileno).parse(line) | |
405 | except: | |
406 | main.log('*', '!', 'Super-mega-emergency: parse raised exception for socket %d data %r' % (fileno, line)) | |
407 | traceback.print_exc() | |
2a44c0cd | 408 | if main.mustquit is not None: |
dc0f891b | 409 | main.log('*', '!', 'Core exiting due to: %s' % (main.mustquit)) |
2a44c0cd | 410 | raise main.mustquit |
b25d4368 | 411 | |
412 | if __name__ == '__main__': | |
963f2522 | 413 | try: os.rename('logfile', 'oldlogs/%s' % (time.time())) |
24b74bb3 | 414 | except: pass |
3d724d3a | 415 | sys.stdout = open('logfile', 'w', 1) |
24b74bb3 | 416 | sys.stderr = sys.stdout |
b25d4368 | 417 | setup() |
49a455aa | 418 | while True: loop() |