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d76ed9a9 AS |
1 | /* mod-snoop.c - User surveillance module (per pomac's spec) |
2 | * Copyright 2002-2004 srvx Development Team | |
3 | * | |
83ff05c3 | 4 | * This file is part of x3. |
d76ed9a9 | 5 | * |
d0f04f71 | 6 | * x3 is free software; you can redistribute it and/or modify |
d76ed9a9 | 7 | * it under the terms of the GNU General Public License as published by |
348683aa | 8 | * the Free Software Foundation; either version 3 of the License, or |
d76ed9a9 AS |
9 | * (at your option) any later version. |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with srvx; if not, write to the Free Software Foundation, | |
18 | * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. | |
19 | */ | |
20 | ||
21 | /* Adds new section to srvx.conf: | |
22 | * "modules" { | |
23 | * "snoop" { | |
24 | * // Where to send snoop messages? | |
25 | * "channel" "#wherever"; | |
26 | * // Which bot? | |
27 | * "bot" "OpServ"; | |
28 | * // Show new users and joins from net joins? (off by default) | |
29 | * "show_bursts" "0"; | |
30 | * }; | |
31 | * }; | |
32 | */ | |
33 | ||
34 | #include "conf.h" | |
35 | #include "helpfile.h" | |
36 | #include "nickserv.h" | |
37 | ||
38 | #ifdef HAVE_NETINET_IN_H | |
39 | #include <netinet/in.h> | |
40 | #endif | |
41 | #ifdef HAVE_ARPA_INET_H | |
42 | #include <arpa/inet.h> | |
43 | #endif | |
44 | ||
45 | extern time_t now; | |
46 | static struct { | |
47 | struct chanNode *channel; | |
48 | struct userNode *bot; | |
49 | unsigned int show_bursts : 1; | |
50 | unsigned int enabled : 1; | |
51 | } snoop_cfg; | |
52 | static char timestamp[16]; | |
53 | const char *snoop_module_deps[] = { NULL }; | |
54 | ||
55 | static int finalized; | |
56 | int snoop_finalize(void); | |
57 | ||
1136f709 | 58 | #if defined(GCC_VARMACROS) |
59 | # define SNOOP(FORMAT, ARGS...) send_channel_message(snoop_cfg.channel, snoop_cfg.bot, "%s "FORMAT, timestamp, ARGS) | |
60 | #elif defined(C99_VARMACROS) | |
61 | # define SNOOP(FORMAT, ...) send_channel_message(snoop_cfg.channel, snoop_cfg.bot, "%s "FORMAT, timestamp, __VA_ARGS__) | |
62 | #endif | |
d76ed9a9 AS |
63 | #define UPDATE_TIMESTAMP() strftime(timestamp, sizeof(timestamp), "[%H:%M:%S]", localtime(&now)) |
64 | ||
65 | static void | |
2732298d | 66 | snoop_nick_change(struct userNode *user, const char *old_nick, UNUSED_ARG(void *extra)) { |
d76ed9a9 AS |
67 | if (!snoop_cfg.enabled) return; |
68 | UPDATE_TIMESTAMP(); | |
69 | SNOOP("$bNICK$b change %s -> %s", old_nick, user->nick); | |
70 | } | |
71 | ||
72 | static int | |
2732298d | 73 | snoop_join(struct modeNode *mNode, UNUSED_ARG(void *extra)) { |
d76ed9a9 AS |
74 | struct userNode *user = mNode->user; |
75 | struct chanNode *chan = mNode->channel; | |
76 | if (!snoop_cfg.enabled) return 0; | |
77 | if (user->uplink->burst && !snoop_cfg.show_bursts) return 0; | |
78 | UPDATE_TIMESTAMP(); | |
79 | if (chan->members.used == 1) { | |
80 | SNOOP("$bCREATE$b %s by %s", chan->name, user->nick); | |
81 | } else { | |
82 | SNOOP("$bJOIN$b %s by %s", chan->name, user->nick); | |
83 | } | |
84 | return 0; | |
85 | } | |
86 | ||
87 | static void | |
63637aea | 88 | snoop_part(struct modeNode *mn, const char *reason, UNUSED_ARG(void *extra)) { |
d76ed9a9 AS |
89 | if (!snoop_cfg.enabled) return; |
90 | if (mn->user->dead) return; | |
91 | UPDATE_TIMESTAMP(); | |
92 | SNOOP("$bPART$b %s by %s (%s)", mn->channel->name, mn->user->nick, reason ? reason : ""); | |
93 | } | |
94 | ||
95 | static void | |
91667658 | 96 | snoop_kick(struct userNode *kicker, struct userNode *victim, struct chanNode *chan, UNUSED_ARG(void *extra)) { |
d76ed9a9 AS |
97 | if (!snoop_cfg.enabled) return; |
98 | UPDATE_TIMESTAMP(); | |
99 | SNOOP("$bKICK$b %s from %s by %s", victim->nick, chan->name, (kicker ? kicker->nick : "some server")); | |
100 | } | |
101 | ||
102 | static int | |
2732298d | 103 | snoop_new_user(struct userNode *user, UNUSED_ARG(void *extra)) { |
d76ed9a9 AS |
104 | if (!snoop_cfg.enabled) return 0; |
105 | if (user->uplink->burst && !snoop_cfg.show_bursts) return 0; | |
106 | UPDATE_TIMESTAMP(); | |
2f61d1d7 | 107 | SNOOP("$bNICK$b %s %s@%s (%s) [%s] on %s", user->nick, user->ident, user->hostname, user->handle_info?user->handle_info->handle:"", irc_ntoa(&user->ip), user->uplink->name); |
d76ed9a9 AS |
108 | return 0; |
109 | } | |
110 | ||
111 | static void | |
2732298d | 112 | snoop_del_user(struct userNode *user, struct userNode *killer, const char *why, UNUSED_ARG(void *extra)) { |
d76ed9a9 AS |
113 | if (!snoop_cfg.enabled) return; |
114 | UPDATE_TIMESTAMP(); | |
115 | if (killer) { | |
116 | SNOOP("$bKILL$b %s (%s@%s, on %s) by %s (%s)", user->nick, user->ident, user->hostname, user->uplink->name, killer->nick, why); | |
117 | } else { | |
118 | SNOOP("$bQUIT$b %s (%s@%s, on %s) (%s)", user->nick, user->ident, user->hostname, user->uplink->name, why); | |
119 | } | |
120 | } | |
121 | ||
122 | static void | |
81ac4787 | 123 | snoop_auth(struct userNode *user, UNUSED_ARG(struct handle_info *old_handle), UNUSED_ARG(void *extra)) { |
d76ed9a9 AS |
124 | if (!snoop_cfg.enabled) return; |
125 | if (user->uplink->burst && !snoop_cfg.show_bursts) return; | |
126 | if (user->handle_info) { | |
127 | UPDATE_TIMESTAMP(); | |
ffb204b6 AS |
128 | /* TODO: show old_handle info -> new handle info if they |
129 | * re-authed or something. | |
130 | */ | |
d76ed9a9 AS |
131 | SNOOP("$bAUTH$b %s as %s", user->nick, user->handle_info->handle); |
132 | } | |
133 | } | |
134 | ||
77627461 | 135 | static void |
3a196bdb | 136 | snoop_user_mode(struct userNode *user, const char *mode_change, UNUSED_ARG(void *extra)) { |
77627461 | 137 | if (!snoop_cfg.enabled) return; |
138 | if (user->uplink->burst && !snoop_cfg.show_bursts) return; | |
139 | if (!mode_change[1]) return; /* warning there has to be atleast one char in the buffer */ | |
140 | UPDATE_TIMESTAMP(); | |
141 | SNOOP("$bUMODE$b %s %s", user->nick, mode_change); | |
142 | } | |
143 | ||
144 | static void | |
2732298d | 145 | snoop_oper(struct userNode *user, UNUSED_ARG(void *extra)) { |
77627461 | 146 | if (!snoop_cfg.enabled) return; |
147 | if (user->uplink->burst && !snoop_cfg.show_bursts) return; | |
148 | UPDATE_TIMESTAMP(); | |
149 | SNOOP("$bOPER$b %s!%s@%s [%s] on %s", user->nick, user->ident, user->hostname, irc_ntoa(&user->ip), user->uplink->name); | |
150 | } | |
151 | ||
152 | static void | |
ee8c50bd | 153 | snoop_channel_mode(struct userNode *who, struct chanNode *channel, char **modes, unsigned int argc, UNUSED_ARG(void *extra)) |
77627461 | 154 | { |
155 | if (!snoop_cfg.enabled) return; | |
156 | if(who) { | |
157 | if (who->uplink->burst && !snoop_cfg.show_bursts) { | |
158 | return; | |
159 | } | |
160 | } else { | |
161 | return; /* Dont show X3 etc modes */ | |
162 | } | |
163 | ||
164 | static char targets[MAXLEN], string[MAXLEN]; | |
165 | struct userNode *un = NULL; | |
166 | char *tmp = NULL, *tg = NULL, *md = NULL; | |
167 | int add = 0; | |
168 | ||
169 | string[0] = 0; | |
170 | targets[0] = 0; | |
171 | ||
172 | if (argc > 0) | |
173 | unsplit_string(modes, argc, string); | |
174 | else | |
175 | strcpy(string, *modes); | |
176 | ||
177 | if((tg = strchr(string, ' '))) | |
178 | { | |
179 | *tg++ = 0; | |
180 | for(md = string; *md; md++) | |
181 | { | |
182 | if (*md == '+') | |
183 | { | |
184 | add = 1; | |
185 | md++; | |
186 | } | |
187 | if (*md == '-') | |
188 | { | |
189 | add = 0; | |
190 | md++; | |
191 | } | |
192 | switch(*md) | |
193 | { | |
194 | case 'k': | |
195 | { | |
196 | strcat(targets, " "); | |
197 | if ((tmp = strchr(tg, ' '))) | |
198 | *tmp++ = 0; | |
199 | strcat(targets, tg); | |
200 | if(tmp) | |
201 | tg = tmp; | |
202 | break; | |
203 | } | |
204 | case 'l': | |
205 | { | |
206 | if(add) | |
207 | { | |
208 | strcat(targets, " "); | |
209 | if ((tmp = strchr(tg, ' '))) | |
210 | *tmp++ = 0; | |
211 | strcat(targets, tg); | |
212 | if(tmp) | |
213 | tg = tmp; | |
214 | break; | |
215 | } | |
216 | } | |
217 | case 'b': | |
218 | { | |
219 | strcat(targets, " "); | |
220 | if ((tmp = strchr(tg, ' '))) | |
221 | *tmp++ = 0; | |
222 | strcat(targets, tg); | |
223 | if(tmp) | |
224 | tg = tmp; | |
225 | break; | |
226 | } | |
227 | case 'e': | |
228 | { | |
229 | strcat(targets, " "); | |
230 | if ((tmp = strchr(tg, ' '))) | |
231 | *tmp++ = 0; | |
232 | strcat(targets, tg); | |
233 | if(tmp) | |
234 | tg = tmp; | |
235 | break; | |
236 | } | |
237 | case 'o': | |
238 | { | |
239 | strcat(targets, " "); | |
240 | if ((tmp = strchr(tg, ' '))) | |
241 | *tmp++ = 0; | |
242 | if((un = GetUserN(tg))) | |
243 | strcat(targets, un->nick); | |
244 | else | |
245 | strcat(targets, tg); | |
055f3f30 MB |
246 | if(tmp) |
247 | tg = tmp; | |
248 | break; | |
249 | } | |
250 | case 'h': | |
251 | { | |
252 | strcat(targets, " "); | |
253 | if ((tmp = strchr(tg, ' '))) | |
254 | *tmp++ = 0; | |
255 | if((un = GetUserN(tg))) | |
256 | strcat(targets, un->nick); | |
257 | else | |
258 | strcat(targets, tg); | |
77627461 | 259 | if(tmp) |
260 | tg = tmp; | |
261 | break; | |
262 | } | |
263 | case 'v': | |
264 | { | |
265 | strcat(targets, " "); | |
266 | if ((tmp = strchr(tg, ' '))) | |
267 | *tmp++ = 0; | |
268 | if((un = GetUserN(tg))) | |
269 | strcat(targets, un->nick); | |
270 | else | |
271 | strcat(targets, tg); | |
272 | if(tmp) | |
273 | tg = tmp; | |
274 | break; | |
275 | } | |
276 | } | |
277 | } | |
278 | } | |
279 | UPDATE_TIMESTAMP(); | |
280 | if (who) | |
281 | SNOOP("$bMODE$b %s %s%s by %s", channel->name, string, targets, who->nick); | |
282 | else | |
283 | SNOOP("$bMODE$b %s %s%s", channel->name, string, targets); | |
284 | } | |
285 | ||
d76ed9a9 AS |
286 | static void |
287 | snoop_conf_read(void) { | |
288 | dict_t node; | |
e87e89de | 289 | char *str, *modes; |
d76ed9a9 AS |
290 | |
291 | node = conf_get_data("modules/snoop", RECDB_OBJECT); | |
292 | if (!node) | |
293 | return; | |
294 | str = database_get_data(node, "channel", RECDB_QSTRING); | |
e87e89de | 295 | modes = database_get_data(node, "channel_modes", RECDB_QSTRING); |
d76ed9a9 AS |
296 | if (!str) |
297 | return; | |
e87e89de | 298 | snoop_cfg.channel = AddChannel(str, now, (modes ? modes : "+sntim"), NULL, NULL); |
d76ed9a9 AS |
299 | if (!snoop_cfg.channel) |
300 | return; | |
301 | str = database_get_data(node, "show_bursts", RECDB_QSTRING); | |
302 | snoop_cfg.show_bursts = str ? enabled_string(str) : 0; | |
303 | snoop_cfg.enabled = 1; | |
304 | if (finalized) | |
305 | snoop_finalize(); | |
306 | } | |
307 | ||
308 | void | |
30874d66 | 309 | snoop_cleanup(UNUSED_ARG(void *extra)) { |
d76ed9a9 | 310 | snoop_cfg.enabled = 0; |
2732298d | 311 | unreg_del_user_func(snoop_del_user, NULL); |
d76ed9a9 AS |
312 | } |
313 | ||
314 | int | |
315 | snoop_init(void) { | |
30874d66 | 316 | reg_exit_func(snoop_cleanup, NULL); |
d76ed9a9 | 317 | conf_register_reload(snoop_conf_read); |
2732298d | 318 | reg_nick_change_func(snoop_nick_change, NULL); |
319 | reg_join_func(snoop_join, NULL); | |
63637aea | 320 | reg_part_func(snoop_part, NULL); |
ee8c50bd | 321 | reg_kick_func(snoop_kick, NULL); |
2732298d | 322 | reg_new_user_func(snoop_new_user, NULL); |
323 | reg_del_user_func(snoop_del_user, NULL); | |
81ac4787 | 324 | reg_auth_func(snoop_auth, NULL); |
ee8c50bd | 325 | reg_channel_mode_func(snoop_channel_mode, NULL); |
3a196bdb | 326 | reg_user_mode_func(snoop_user_mode, NULL); |
2732298d | 327 | reg_oper_func(snoop_oper, NULL); |
77627461 | 328 | |
d76ed9a9 AS |
329 | return 1; |
330 | } | |
331 | ||
332 | int | |
333 | snoop_finalize(void) { | |
334 | struct mod_chanmode change; | |
335 | dict_t node; | |
336 | char *str; | |
337 | ||
338 | finalized = 1; | |
339 | node = conf_get_data("modules/snoop", RECDB_OBJECT); | |
340 | if (!node) | |
341 | return 0; | |
342 | str = database_get_data(node, "bot", RECDB_QSTRING); | |
343 | if (!str) | |
344 | return 0; | |
345 | snoop_cfg.bot = GetUserH(str); | |
346 | if (!snoop_cfg.bot) | |
347 | return 0; | |
348 | mod_chanmode_init(&change); | |
349 | change.argc = 1; | |
350 | change.args[0].mode = MODE_CHANOP; | |
a32da4c7 | 351 | change.args[0].u.member = AddChannelUser(snoop_cfg.bot, snoop_cfg.channel); |
d76ed9a9 AS |
352 | mod_chanmode_announce(snoop_cfg.bot, snoop_cfg.channel, &change); |
353 | return 1; | |
354 | } |