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1 | #!/usr/bin/python | |
2 | # vim: fileencoding=utf-8 | |
3 | ||
4 | # Erebus IRC bot - Author: John Runyon | |
5 | # main startup code | |
6 | ||
7 | from __future__ import print_function | |
8 | ||
9 | import os, sys, select, MySQLdb, MySQLdb.cursors, time, random, gc | |
10 | import bot, config, ctlmod | |
11 | ||
12 | class Erebus(object): #singleton to pass around | |
13 | APIVERSION = 0 | |
14 | RELEASE = 0 | |
15 | ||
16 | bots = {} | |
17 | fds = {} | |
18 | numhandlers = {} | |
19 | msghandlers = {} | |
20 | chanhandlers = {} | |
21 | users = {} | |
22 | chans = {} | |
23 | ||
24 | class User(object): | |
25 | def __init__(self, nick, auth=None): | |
26 | self.nick = nick | |
27 | self.auth = auth | |
28 | self.checklevel() | |
29 | ||
30 | self.chans = [] | |
31 | ||
32 | def msg(self, *args, **kwargs): | |
33 | main.randbot().msg(self, *args, **kwargs) | |
34 | def slowmsg(self, *args, **kwargs): | |
35 | main.randbot().slowmsg(self, *args, **kwargs) | |
36 | def fastmsg(self, *args, **kwargs): | |
37 | main.randbot().fastmsg(self, *args, **kwargs) | |
38 | ||
39 | def isauthed(self): | |
40 | return self.auth is not None | |
41 | ||
42 | def authed(self, auth): | |
43 | if auth == '0': self.auth = None | |
44 | else: self.auth = auth.lower() | |
45 | self.checklevel() | |
46 | ||
47 | def checklevel(self): | |
48 | if self.auth is None: | |
49 | self.glevel = -1 | |
50 | else: | |
51 | c = main.query("SELECT level FROM users WHERE auth = %s", (self.auth,)) | |
52 | if c: | |
53 | row = c.fetchone() | |
54 | if row is not None: | |
55 | self.glevel = row['level'] | |
56 | else: | |
57 | self.glevel = 0 | |
58 | else: | |
59 | self.glevel = 0 | |
60 | return self.glevel | |
61 | ||
62 | def join(self, chan): | |
63 | if chan not in self.chans: self.chans.append(chan) | |
64 | def part(self, chan): | |
65 | try: | |
66 | self.chans.remove(chan) | |
67 | except: pass | |
68 | return len(self.chans) == 0 | |
69 | def quit(self): | |
70 | pass | |
71 | def nickchange(self, newnick): | |
72 | self.nick = newnick | |
73 | ||
74 | def __str__(self): return self.nick | |
75 | def __repr__(self): return "<User %r (%d)>" % (self.nick, self.glevel) | |
76 | ||
77 | class Channel(object): | |
78 | def __init__(self, name, bot): | |
79 | self.name = name | |
80 | self.bot = bot | |
81 | self.levels = {} | |
82 | ||
83 | self.users = [] | |
84 | self.voices = [] | |
85 | self.ops = [] | |
86 | ||
87 | c = main.query("SELECT user, level FROM chusers WHERE chan = %s", (self.name,)) | |
88 | if c: | |
89 | row = c.fetchone() | |
90 | while row is not None: | |
91 | self.levels[row['user']] = row['level'] | |
92 | row = c.fetchone() | |
93 | ||
94 | ||
95 | def msg(self, *args, **kwargs): | |
96 | self.bot.msg(self, *args, **kwargs) | |
97 | def slowmsg(self, *args, **kwargs): | |
98 | self.bot.slowmsg(self, *args, **kwargs) | |
99 | def fastmsg(self, *args, **kwargs): | |
100 | self.bot.fastmsg(self, *args, **kwargs) | |
101 | ||
102 | def levelof(self, auth): | |
103 | if auth is None: | |
104 | return 0 | |
105 | auth = auth.lower() | |
106 | if auth in self.levels: | |
107 | return self.levels[auth] | |
108 | else: | |
109 | return 0 | |
110 | ||
111 | def setlevel(self, auth, level, savetodb=True): | |
112 | auth = auth.lower() | |
113 | if savetodb: | |
114 | c = main.query("REPLACE INTO chusers (chan, user, level) VALUES (%s, %s, %s)", (self.name, auth, level)) | |
115 | if c: | |
116 | self.levels[auth] = level | |
117 | return True | |
118 | else: | |
119 | return False | |
120 | ||
121 | def userjoin(self, user, level=None): | |
122 | if user not in self.users: self.users.append(user) | |
123 | if level == 'op' and user not in self.ops: self.ops.append(user) | |
124 | if level == 'voice' and user not in self.voices: self.voices.append(user) | |
125 | def userpart(self, user): | |
126 | if user in self.ops: self.ops.remove(user) | |
127 | if user in self.voices: self.voices.remove(user) | |
128 | if user in self.users: self.users.remove(user) | |
129 | ||
130 | def userop(self, user): | |
131 | if user in self.users and user not in self.ops: self.ops.append(user) | |
132 | def uservoice(self, user): | |
133 | if user in self.users and user not in self.voices: self.voices.append(user) | |
134 | def userdeop(self, user): | |
135 | if user in self.ops: self.ops.remove(user) | |
136 | def userdevoice(self, user): | |
137 | if user in self.voices: self.voices.remove(user) | |
138 | ||
139 | def __str__(self): return self.name | |
140 | def __repr__(self): return "<Channel %r>" % (self.name) | |
141 | ||
142 | def __init__(self, cfg): | |
143 | self.mustquit = None | |
144 | self.starttime = time.time() | |
145 | self.cfg = cfg | |
146 | self.trigger = cfg.trigger | |
147 | if os.name == "posix": | |
148 | self.potype = "poll" | |
149 | self.po = select.poll() | |
150 | else: # f.e. os.name == "nt" (Windows) | |
151 | self.potype = "select" | |
152 | self.fdlist = [] | |
153 | ||
154 | def query(self, *args, **kwargs): | |
155 | if 'noretry' in kwargs: | |
156 | noretry = kwargs['noretry'] | |
157 | del kwargs['noretry'] | |
158 | else: | |
159 | noretry = False | |
160 | ||
161 | self.log("[SQL]", "?", "query(%s, %s)" % (', '.join([repr(i) for i in args]), ', '.join([str(key)+"="+repr(kwargs[key]) for key in kwargs]))) | |
162 | try: | |
163 | curs = self.db.cursor() | |
164 | res = curs.execute(*args, **kwargs) | |
165 | if res: | |
166 | return curs | |
167 | else: | |
168 | return res | |
169 | except MySQLdb.MySQLError as e: | |
170 | self.log("[SQL]", "!", "MySQL error! %r" % (e)) | |
171 | if not noretry: | |
172 | dbsetup() | |
173 | return self.query(*args, noretry=True, **kwargs) | |
174 | else: | |
175 | raise e | |
176 | ||
177 | def querycb(self, cb, *args, **kwargs): | |
178 | def run_query(): | |
179 | cb(self.query(*args, **kwargs)) | |
180 | threading.Thread(target=run_query).start() | |
181 | ||
182 | def newbot(self, nick, user, bind, authname, authpass, server, port, realname): | |
183 | if bind is None: bind = '' | |
184 | obj = bot.Bot(self, nick, user, bind, authname, authpass, server, port, realname) | |
185 | self.bots[nick.lower()] = obj | |
186 | ||
187 | def newfd(self, obj, fileno): | |
188 | self.fds[fileno] = obj | |
189 | if self.potype == "poll": | |
190 | self.po.register(fileno, select.POLLIN) | |
191 | elif self.potype == "select": | |
192 | self.fdlist.append(fileno) | |
193 | ||
194 | def bot(self, name): #get Bot() by name (nick) | |
195 | return self.bots[name.lower()] | |
196 | def fd(self, fileno): #get Bot() by fd/fileno | |
197 | return self.fds[fileno] | |
198 | def randbot(self): #get Bot() randomly | |
199 | return self.bots[random.choice(list(self.bots.keys()))] | |
200 | ||
201 | def user(self, _nick, justjoined=False, create=True): | |
202 | nick = _nick.lower() | |
203 | if nick in self.users: | |
204 | return self.users[nick] | |
205 | elif create: | |
206 | user = self.User(_nick) | |
207 | self.users[nick] = user | |
208 | ||
209 | if justjoined: | |
210 | self.randbot().conn.send("WHO %s n%%ant,1" % (nick)) | |
211 | ||
212 | return user | |
213 | else: | |
214 | return None | |
215 | def channel(self, name): #get Channel() by name | |
216 | if name.lower() in self.chans: | |
217 | return self.chans[name.lower()] | |
218 | else: | |
219 | return None | |
220 | ||
221 | def newchannel(self, bot, name): | |
222 | chan = self.Channel(name.lower(), bot) | |
223 | self.chans[name.lower()] = chan | |
224 | return chan | |
225 | ||
226 | def poll(self): | |
227 | timeout_seconds = 30 | |
228 | if self.potype == "poll": | |
229 | pollres = self.po.poll(timeout_seconds * 1000) | |
230 | return [fd for (fd, ev) in pollres] | |
231 | elif self.potype == "select": | |
232 | return select.select(self.fdlist, [], [], timeout_seconds)[0] | |
233 | ||
234 | def connectall(self): | |
235 | for bot in self.bots.values(): | |
236 | if bot.conn.state == 0: | |
237 | bot.connect() | |
238 | ||
239 | def module(self, name): | |
240 | return ctlmod.modules[name] | |
241 | ||
242 | def log(self, source, level, message): | |
243 | print("%09.3f %s [%s] %s" % (time.time() % 100000, source, level, message)) | |
244 | ||
245 | def getuserbyauth(self, auth): | |
246 | return [u for u in self.users.values() if u.auth == auth.lower()] | |
247 | ||
248 | def getdb(self): | |
249 | """Get a DB object. The object must be returned to the pool after us, using returndb().""" | |
250 | return self.dbs.pop() | |
251 | ||
252 | def returndb(self, db): | |
253 | self.dbs.append(db) | |
254 | ||
255 | #bind functions | |
256 | def hook(self, word, handler): | |
257 | try: | |
258 | self.msghandlers[word].append(handler) | |
259 | except: | |
260 | self.msghandlers[word] = [handler] | |
261 | def unhook(self, word, handler): | |
262 | if word in self.msghandlers and handler in self.msghandlers[word]: | |
263 | self.msghandlers[word].remove(handler) | |
264 | def hashook(self, word): | |
265 | return word in self.msghandlers and len(self.msghandlers[word]) != 0 | |
266 | def gethook(self, word): | |
267 | return self.msghandlers[word] | |
268 | ||
269 | def hooknum(self, word, handler): | |
270 | try: | |
271 | self.numhandlers[word].append(handler) | |
272 | except: | |
273 | self.numhandlers[word] = [handler] | |
274 | def unhooknum(self, word, handler): | |
275 | if word in self.numhandlers and handler in self.numhandlers[word]: | |
276 | self.numhandlers[word].remove(handler) | |
277 | def hasnumhook(self, word): | |
278 | return word in self.numhandlers and len(self.numhandlers[word]) != 0 | |
279 | def getnumhook(self, word): | |
280 | return self.numhandlers[word] | |
281 | ||
282 | def hookchan(self, chan, handler): | |
283 | try: | |
284 | self.chanhandlers[chan].append(handler) | |
285 | except: | |
286 | self.chanhandlers[chan] = [handler] | |
287 | def unhookchan(self, chan, handler): | |
288 | if chan in self.chanhandlers and handler in self.chanhandlers[chan]: | |
289 | self.chanhandlers[chan].remove(handler) | |
290 | def haschanhook(self, chan): | |
291 | return chan in self.chanhandlers and len(self.chanhandlers[chan]) != 0 | |
292 | def getchanhook(self, chan): | |
293 | return self.chanhandlers[chan] | |
294 | ||
295 | ||
296 | def dbsetup(): | |
297 | main.db = None | |
298 | main.dbs = [] | |
299 | for i in range(cfg.get('erebus', 'num_db_connections', 2)-1): | |
300 | main.dbs.append(MySQLdb.connect(host=cfg.dbhost, user=cfg.dbuser, passwd=cfg.dbpass, db=cfg.dbname, cursorclass=MySQLdb.cursors.DictCursor)) | |
301 | main.db = MySQLdb.connect(host=cfg.dbhost, user=cfg.dbuser, passwd=cfg.dbpass, db=cfg.dbname, cursorclass=MySQLdb.cursors.DictCursor) | |
302 | ||
303 | def setup(): | |
304 | global cfg, main | |
305 | ||
306 | cfg = config.Config('bot.config') | |
307 | ||
308 | if cfg.getboolean('debug', 'gc'): | |
309 | gc.set_debug(gc.DEBUG_LEAK) | |
310 | ||
311 | pidfile = open(cfg.pidfile, 'w') | |
312 | pidfile.write(str(os.getpid())) | |
313 | pidfile.close() | |
314 | ||
315 | main = Erebus(cfg) | |
316 | dbsetup() | |
317 | ||
318 | autoloads = [mod for mod, yes in cfg.items('autoloads') if int(yes) == 1] | |
319 | for mod in autoloads: | |
320 | ctlmod.load(main, mod) | |
321 | ||
322 | c = main.query("SELECT nick, user, bind, authname, authpass FROM bots WHERE active = 1") | |
323 | if c: | |
324 | rows = c.fetchall() | |
325 | c.close() | |
326 | for row in rows: | |
327 | main.newbot(row['nick'], row['user'], row['bind'], row['authname'], row['authpass'], cfg.host, cfg.port, cfg.realname) | |
328 | main.connectall() | |
329 | ||
330 | def loop(): | |
331 | poready = main.poll() | |
332 | for fileno in poready: | |
333 | for line in main.fd(fileno).getdata(): | |
334 | main.fd(fileno).parse(line) | |
335 | if main.mustquit is not None: | |
336 | raise main.mustquit | |
337 | ||
338 | if __name__ == '__main__': | |
339 | try: os.rename('logfile', 'oldlogs/%s' % (time.time())) | |
340 | except: pass | |
341 | sys.stdout = open('logfile', 'w', 1) | |
342 | sys.stderr = sys.stdout | |
343 | setup() | |
344 | while True: loop() |