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