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4c08bc95 | 1 | #include "versionscan.h" |
7f32dbdf P |
2 | #include "../lib/version.h" |
3 | ||
4 | MODULE_VERSION("") | |
4c08bc95 CP |
5 | |
6 | CommandTree* versionscan_commands; | |
7 | nick* versionscan_nick; | |
8 | int versionscannext; | |
9 | int versionscan_mode; | |
10 | vspattern* vspatterns; | |
11 | vsauthdata* vsauths; | |
12 | vsstatistic* vsstats; | |
13 | unsigned long hcount=0; | |
14 | unsigned long wcount=0; | |
15 | unsigned long kcount=0; | |
16 | unsigned long gcount=0; | |
17 | schedule *vsconnect; | |
18 | ||
19 | void versionscan_addstat(char* reply) { | |
b7fa7fa8 CP |
20 | unsigned int replylen; |
21 | unsigned long replycrc; | |
4c08bc95 | 22 | vsstatistic* v, *pv; |
b7fa7fa8 CP |
23 | |
24 | replylen = strlen(reply); | |
25 | replycrc = crc32i(reply); | |
26 | ||
27 | pv=NULL; | |
4c08bc95 | 28 | for (v=vsstats; v; v=v->next) { |
b7fa7fa8 | 29 | if (v->replylen==replylen && v->replycrc==replycrc) { |
4c08bc95 CP |
30 | v->count++; |
31 | return; | |
32 | } | |
33 | pv=v; | |
34 | } | |
35 | if (!pv) { | |
36 | vsstats=(vsstatistic*)malloc(sizeof(vsstatistic)); | |
b7fa7fa8 | 37 | vsstats->reply=(char*)malloc(replylen + 1); |
4c08bc95 | 38 | strcpy(vsstats->reply, reply); |
b7fa7fa8 CP |
39 | vsstats->replylen = replylen; |
40 | vsstats->replycrc = replycrc; | |
4c08bc95 | 41 | vsstats->count=1; |
b7fa7fa8 | 42 | vsstats->next=NULL; |
4c08bc95 CP |
43 | } |
44 | else { | |
45 | pv->next=(vsstatistic*)malloc(sizeof(vsstatistic)); | |
b7fa7fa8 | 46 | pv->next->reply=(char*)malloc(replylen + 1); |
4c08bc95 | 47 | strcpy(pv->next->reply, reply); |
b7fa7fa8 CP |
48 | pv->next->replylen = replylen; |
49 | pv->next->replycrc = replycrc; | |
4c08bc95 | 50 | pv->next->count=1; |
b7fa7fa8 | 51 | pv->next->next=NULL; |
4c08bc95 CP |
52 | } |
53 | } | |
54 | ||
55 | unsigned char versionscan_getlevelbyauth(char* auth) { | |
56 | vsauthdata* v; | |
57 | ||
58 | for (v=vsauths; v; v=v->next) { | |
59 | if (!ircd_strcmp(v->account, auth)) { | |
60 | return v->flags; | |
61 | } | |
62 | } | |
63 | return 0; | |
64 | } | |
65 | ||
66 | vsauthdata* versionscan_getauthbyauth(char* auth) { | |
67 | vsauthdata* v; | |
68 | ||
69 | for (v=vsauths; v; v=v->next) { | |
70 | if (!ircd_strcmp(v->account, auth)) { | |
71 | return v; | |
72 | } | |
73 | } | |
74 | return 0; | |
75 | } | |
76 | ||
77 | int IsVersionscanStaff(nick* np) { | |
78 | unsigned char level; | |
79 | ||
80 | if (!IsAccount(np)) { | |
81 | return 0; | |
82 | } | |
83 | level=versionscan_getlevelbyauth(np->authname); | |
84 | if (level & (VS_STAFF | VS_GLINE | VS_ADMIN)) { | |
85 | return 1; | |
86 | } | |
87 | return 0; | |
88 | } | |
89 | ||
90 | int IsVersionscanGlineAccess(nick* np) { | |
91 | unsigned char level; | |
92 | ||
93 | if (!IsAccount(np)) { | |
94 | return 0; | |
95 | } | |
96 | level=versionscan_getlevelbyauth(np->authname); | |
97 | if (level & (VS_GLINE | VS_ADMIN)) { | |
98 | return 1; | |
99 | } | |
100 | return 0; | |
101 | } | |
102 | ||
103 | int IsVersionscanAdmin(nick* np) { | |
104 | unsigned char level; | |
105 | ||
106 | if (!IsAccount(np)) { | |
107 | return 0; | |
108 | } | |
109 | level=versionscan_getlevelbyauth(np->authname); | |
110 | if (level & VS_ADMIN) { | |
111 | return 1; | |
112 | } | |
113 | return 0; | |
114 | } | |
115 | ||
116 | const char* versionscan_flagstochar(unsigned char flags) { | |
117 | static char outstring[50]; | |
118 | int pos=0; | |
119 | ||
120 | outstring[pos++]='+'; | |
121 | if (flags & VS_ADMIN) { outstring[pos++]='a'; } | |
122 | if (flags & VS_GLINE) { outstring[pos++]='g'; } | |
123 | if (flags & VS_STAFF) { outstring[pos++]='s'; } | |
124 | outstring[pos]='\0'; | |
125 | ||
126 | return outstring; | |
127 | } | |
128 | ||
129 | void versionscan_addpattern(char* pattern, char* data, unsigned char action) { | |
130 | vspattern* v; | |
131 | ||
132 | if (!vspatterns) { | |
133 | vspatterns=(vspattern*)malloc(sizeof(vspattern)); | |
134 | strncpy(vspatterns->pattern, pattern, VSPATTERNLEN); | |
135 | strncpy(vspatterns->data, data, VSDATALEN); | |
136 | vspatterns->action=action; | |
137 | vspatterns->next=0; | |
138 | vspatterns->hitcount=0; | |
139 | return; | |
140 | } | |
141 | ||
142 | for (v=vspatterns; v; v=v->next) { | |
143 | if (!v->next) { | |
144 | v->next=(vspattern*)malloc(sizeof(vspattern)); | |
145 | strncpy(v->next->pattern, pattern, VSPATTERNLEN); | |
146 | strncpy(v->next->data, data, VSDATALEN); | |
147 | v->next->action=action; | |
148 | v->next->next=0; | |
149 | v->next->hitcount=0; | |
150 | return; | |
151 | } | |
152 | } | |
153 | } | |
154 | ||
155 | void versionscan_delpattern(char* pattern) { | |
156 | vspattern* v, *pv; | |
157 | ||
158 | pv=0; | |
159 | for (v=vspatterns; v; v=v->next) { | |
160 | if (!ircd_strcmp(v->pattern, pattern)) { | |
161 | if (pv) { | |
162 | pv->next=v->next; | |
163 | free(v); | |
164 | } | |
165 | else { | |
166 | vspatterns=v->next; | |
167 | free(v); | |
168 | } | |
169 | return; | |
170 | } | |
171 | pv=v; | |
172 | } | |
173 | } | |
174 | ||
175 | vspattern* versionscan_getpattern(char* pattern) { | |
176 | vspattern* v; | |
177 | ||
178 | for (v=vspatterns; v; v=v->next) { | |
179 | if (!ircd_strcmp(v->pattern, pattern)) { | |
180 | return v; | |
181 | } | |
182 | } | |
183 | return 0; | |
184 | } | |
185 | ||
186 | int versionscan_whois(void* sender, int cargc, char** cargv) { | |
187 | nick* np=(nick*)sender; | |
188 | nick* target; | |
189 | vsauthdata* v; | |
190 | ||
191 | if (cargc < 1) { | |
192 | sendnoticetouser(versionscan_nick, np, "Syntax: whois <nickname>"); | |
193 | return CMD_ERROR; | |
194 | } | |
195 | if (!(target=getnickbynick(cargv[0]))) { | |
196 | sendnoticetouser(versionscan_nick, np, "No such nick."); | |
197 | return CMD_ERROR; | |
198 | } | |
199 | if (!IsAccount(target)) { | |
200 | sendnoticetouser(versionscan_nick, np, "%s is not authed with the network.", target->nick); | |
201 | return CMD_ERROR; | |
202 | } | |
203 | if (!(v=versionscan_getauthbyauth(target->authname))) { | |
204 | sendnoticetouser(versionscan_nick, np, "User %s is not in my database.", target->nick); | |
205 | return CMD_ERROR; | |
206 | } | |
207 | sendnoticetouser(versionscan_nick, np, "%s is authed as %s, with flags: %s", target->nick, target->authname, versionscan_flagstochar(v->flags)); | |
208 | return CMD_OK; | |
209 | } | |
210 | ||
211 | int versionscan_showcommands(void* sender, int cargc, char** cargv) { | |
212 | nick* np=(nick*)sender; | |
213 | Command* cmdlist[150]; | |
214 | int i, j; | |
215 | ||
216 | sendnoticetouser(versionscan_nick, np, "The following commands are registered at present:"); | |
217 | j=getcommandlist(versionscan_commands, cmdlist, 150); | |
218 | for (i=0; i<j; i++) { | |
219 | if (cmdlist[i]->level & (VS_STAFF | VS_GLINE | VS_ADMIN)) { | |
220 | sendnoticetouser(versionscan_nick, np, "%s (%s)", cmdlist[i]->command->content, versionscan_flagstochar(cmdlist[i]->level)); | |
221 | } | |
222 | else { | |
223 | sendnoticetouser(versionscan_nick, np, "%s", cmdlist[i]->command->content); | |
224 | } | |
225 | } | |
226 | sendnoticetouser(versionscan_nick, np, "End of list."); | |
227 | ||
228 | return CMD_OK; | |
229 | } | |
230 | ||
231 | int versionscan_help(void* sender, int cargc, char** cargv) { | |
232 | nick* np=(nick*)sender; | |
233 | ||
234 | if (cargc < 1) { | |
235 | sendnoticetouser(versionscan_nick, np, "Syntax: help <command>"); | |
236 | return CMD_ERROR; | |
237 | } | |
238 | ||
239 | if (!strcasecmp(cargv[0], "help")) { | |
240 | sendnoticetouser(versionscan_nick, np, "Syntax: help <command>"); | |
241 | sendnoticetouser(versionscan_nick, np, "Gives help on commands."); | |
242 | return CMD_OK; | |
243 | } | |
244 | if (!strcasecmp(cargv[0], "hello")) { | |
245 | sendnoticetouser(versionscan_nick, np, "Syntax: hello"); | |
246 | sendnoticetouser(versionscan_nick, np, "Creates the first account on the bot."); | |
247 | return CMD_OK; | |
248 | } | |
249 | if (!strcasecmp(cargv[0], "scan")) { | |
250 | sendnoticetouser(versionscan_nick, np, "Syntax: scan <target>"); | |
251 | sendnoticetouser(versionscan_nick, np, "Sends a version request to the specified target, which may be a nick or a channel."); | |
252 | return CMD_OK; | |
253 | } | |
254 | if (!strcasecmp(cargv[0], "broadcast")) { | |
255 | sendnoticetouser(versionscan_nick, np, "Syntax: broadcast [-f]"); | |
256 | sendnoticetouser(versionscan_nick, np, "Send a network-wide CTCP version."); | |
257 | return CMD_OK; | |
258 | } | |
259 | if (!strcasecmp(cargv[0], "changelev")) { | |
260 | sendnoticetouser(versionscan_nick, np, "Syntax: changelev <nick> <level>"); | |
261 | sendnoticetouser(versionscan_nick, np, "Changes a user's privileges."); | |
262 | sendnoticetouser(versionscan_nick, np, "+a -> admin access"); | |
263 | sendnoticetouser(versionscan_nick, np, "+g -> g-line access"); | |
264 | sendnoticetouser(versionscan_nick, np, "+s -> staff access"); | |
265 | return CMD_OK; | |
266 | } | |
267 | if (!strcasecmp(cargv[0], "mode")) { | |
268 | sendnoticetouser(versionscan_nick, np, "Syntax: mode [<mode of operation>]"); | |
269 | sendnoticetouser(versionscan_nick, np, "Where <mode of operation> is one of:"); | |
270 | sendnoticetouser(versionscan_nick, np, "idle: do nothing"); | |
271 | sendnoticetouser(versionscan_nick, np, "scan: scan newly connecting users and those targeted by the 'scan' command"); | |
272 | sendnoticetouser(versionscan_nick, np, "stat: collect statistics after a network-wide CTCP version request"); | |
273 | return CMD_OK; | |
274 | } | |
275 | if (!strcasecmp(cargv[0], "showcommands")) { | |
276 | sendnoticetouser(versionscan_nick, np, "Syntax: showcommands"); | |
277 | sendnoticetouser(versionscan_nick, np, "Displays registered commands."); | |
278 | return CMD_OK; | |
279 | } | |
280 | if (!strcasecmp(cargv[0], "whois")) { | |
281 | sendnoticetouser(versionscan_nick, np, "Syntax: whois <nickname>"); | |
282 | sendnoticetouser(versionscan_nick, np, "Display information about the specified user."); | |
283 | return CMD_OK; | |
284 | } | |
285 | if (!strcasecmp(cargv[0], "statistics")) { | |
286 | sendnoticetouser(versionscan_nick, np, "Syntax: statistics [<limit>]"); | |
287 | sendnoticetouser(versionscan_nick, np, "Display statistics of collected CTCP version replies."); | |
288 | return CMD_OK; | |
289 | } | |
290 | if (!strcasecmp(cargv[0], "listpatterns")) { | |
291 | sendnoticetouser(versionscan_nick, np, "Syntax: listpatterns"); | |
292 | sendnoticetouser(versionscan_nick, np, "Lists CTCP version reply patterns."); | |
293 | return CMD_OK; | |
294 | } | |
295 | if (!strcasecmp(cargv[0], "addpattern")) { | |
296 | sendnoticetouser(versionscan_nick, np, "Syntax: addpattern <pattern> <action> <data>"); | |
297 | sendnoticetouser(versionscan_nick, np, "Adds a CTCP version reply pattern, where action is one of the following:"); | |
298 | sendnoticetouser(versionscan_nick, np, "%d - warn", VS_WARN); | |
299 | sendnoticetouser(versionscan_nick, np, "%d - kill", VS_KILL); | |
300 | sendnoticetouser(versionscan_nick, np, "%d - g-line user@host", VS_GLUSER); | |
301 | sendnoticetouser(versionscan_nick, np, "%d - g-line *@host", VS_GLHOST); | |
302 | return CMD_OK; | |
303 | } | |
304 | if (!strcasecmp(cargv[0], "delpattern")) { | |
305 | sendnoticetouser(versionscan_nick, np, "Syntax: delpattern <pattern>"); | |
306 | sendnoticetouser(versionscan_nick, np, "Deletes a CTCP version reply pattern."); | |
307 | return CMD_OK; | |
308 | } | |
309 | if (!strcasecmp(cargv[0], "status")) { | |
310 | sendnoticetouser(versionscan_nick, np, "Syntax: status"); | |
311 | sendnoticetouser(versionscan_nick, np, "Gives various bits of information about the bot."); | |
312 | return CMD_OK; | |
313 | } | |
314 | ||
315 | return CMD_OK; | |
316 | } | |
317 | ||
318 | int versionscan_listpatterns(void* sender, int cargc, char** cargv) { | |
319 | nick* np=(nick*)sender; | |
320 | vspattern* v; | |
321 | ||
322 | for (v=vspatterns; v; v=v->next) { | |
323 | sendnoticetouser(versionscan_nick, np, "Pattern [%s]:", v->pattern); | |
324 | sendnoticetouser(versionscan_nick, np, "Data: %s", v->data); | |
325 | sendnoticetouser(versionscan_nick, np, "Action: %s", (v->action == VS_WARN)?"warn":(v->action == VS_KILL)?"kill":(v->action == VS_GLUSER)?"g-line user@host":"g-line *@host"); | |
326 | sendnoticetouser(versionscan_nick, np, "Hit count: %lu", v->hitcount); | |
327 | } | |
328 | sendnoticetouser(versionscan_nick, np, "End of list."); | |
329 | return CMD_OK; | |
330 | } | |
331 | ||
332 | int versionscan_addpatterncmd(void* sender, int cargc, char** cargv) { | |
333 | nick* np=(nick*)sender; | |
334 | int action; | |
335 | ||
336 | if (cargc < 3) { | |
337 | sendnoticetouser(versionscan_nick, np, "Syntax: addpattern <pattern> <action> <data>"); | |
338 | return CMD_ERROR; | |
339 | } | |
340 | ||
341 | action=atoi(cargv[1]); | |
342 | if ((action < VS_WARN) || (action > VS_GLHOST)) { | |
343 | sendnoticetouser(versionscan_nick, np, "Action must be a number between 1 and 4."); | |
344 | return CMD_ERROR; | |
345 | } | |
346 | ||
347 | if (versionscan_getpattern(cargv[0])) { | |
348 | sendnoticetouser(versionscan_nick, np, "That pattern already exists."); | |
349 | return CMD_ERROR; | |
350 | } | |
351 | ||
352 | if ((action > VS_KILL) && !IsVersionscanGlineAccess(np)) { | |
353 | sendnoticetouser(versionscan_nick, np, "You are not allowed to add G-Lines."); | |
354 | return CMD_ERROR; | |
355 | } | |
356 | ||
357 | versionscan_addpattern(cargv[0], cargv[2], (unsigned char)action); | |
358 | sendnoticetouser(versionscan_nick, np, "Done."); | |
359 | return CMD_OK; | |
360 | } | |
361 | ||
362 | int versionscan_delpatterncmd(void* sender, int cargc, char** cargv) { | |
363 | nick* np=(nick*)sender; | |
364 | ||
365 | if (cargc < 1) { | |
366 | sendnoticetouser(versionscan_nick, np, "Syntax: delpattern <pattern>"); | |
367 | return CMD_ERROR; | |
368 | } | |
369 | ||
370 | if (!versionscan_getpattern(cargv[0])) { | |
371 | sendnoticetouser(versionscan_nick, np, "That pattern does not exist."); | |
372 | return CMD_ERROR; | |
373 | } | |
374 | ||
375 | versionscan_delpattern(cargv[0]); | |
376 | sendnoticetouser(versionscan_nick, np, "Done."); | |
377 | return CMD_OK; | |
378 | } | |
379 | ||
380 | int versionscan_status(void* sender, int cargc, char** cargv) { | |
381 | nick* np=(nick*)sender; | |
382 | vspattern* v; | |
383 | int pcount=0; unsigned long chcount=0; | |
384 | ||
385 | for (v=vspatterns; v; v=v->next) { | |
386 | pcount++; | |
387 | chcount+=v->hitcount; | |
388 | } | |
389 | ||
390 | sendnoticetouser(versionscan_nick, np, "Patterns: %d", pcount); | |
391 | sendnoticetouser(versionscan_nick, np, "Users hit: %lu (%lu from current patterns)", hcount, chcount); | |
392 | sendnoticetouser(versionscan_nick, np, "Warnings given: %lu", wcount); | |
393 | sendnoticetouser(versionscan_nick, np, "Kills sent: %lu", kcount); | |
394 | sendnoticetouser(versionscan_nick, np, "G-Lines set: %lu", gcount); | |
395 | return CMD_OK; | |
396 | } | |
397 | ||
398 | int versionscan_hello(void* sender, int cargc, char** cargv) { | |
399 | nick* np=(nick*)sender; | |
400 | ||
401 | if (vsauths) { | |
402 | sendnoticetouser(versionscan_nick, np, "The hello command cannot be used after the first user account has been created."); | |
403 | return CMD_ERROR; | |
404 | } | |
405 | ||
406 | vsauths=(vsauthdata*)malloc(sizeof(vsauthdata)); | |
407 | strncpy(vsauths->account, np->authname, ACCOUNTLEN); | |
408 | vsauths->flags=VS_STAFF | VS_GLINE | VS_ADMIN; | |
409 | vsauths->next=NULL; | |
410 | ||
411 | sendnoticetouser(versionscan_nick, np, "An account has been created for you with the following flags: %s.", versionscan_flagstochar(vsauths->flags)); | |
412 | return CMD_OK; | |
413 | } | |
414 | ||
415 | int versionscan_changelev(void* sender, int cargc, char** cargv) { | |
416 | nick* np=(nick*)sender; | |
417 | vsauthdata* v; | |
418 | nick* target; | |
419 | unsigned char flags=0; | |
420 | int i; int plus=1; | |
421 | ||
422 | if (cargc < 2) { | |
423 | sendnoticetouser(versionscan_nick, np, "Syntax: changelev <nick> [+|-]<level>"); | |
424 | return CMD_ERROR; | |
425 | } | |
426 | ||
427 | if (!(target=getnickbynick(cargv[0]))) { | |
428 | sendnoticetouser(versionscan_nick, np, "No such nick."); | |
429 | return CMD_ERROR; | |
430 | } | |
431 | ||
432 | if (!IsAccount(target)) { | |
433 | sendnoticetouser(versionscan_nick, np, "%s is not authed.", target->nick); | |
434 | return CMD_ERROR; | |
435 | } | |
436 | ||
437 | if ((v=versionscan_getauthbyauth(target->authname))) { | |
438 | i=0; | |
439 | if ((cargv[1][0] == '+') || (cargv[1][0] =='-')) { | |
440 | plus=(cargv[1][0] == '+')?1:0; | |
441 | i++; | |
442 | flags=v->flags; | |
443 | } | |
444 | for (; cargv[1][i]; i++) { | |
445 | switch (cargv[1][i]) { | |
446 | case 'a': | |
447 | flags=(plus)?flags | VS_ADMIN:flags & (~VS_ADMIN); | |
448 | break; | |
449 | case 'g': | |
450 | flags=(plus)?flags | VS_GLINE:flags & (~VS_GLINE); | |
451 | break; | |
452 | case 's': | |
453 | flags=(plus)?flags | VS_STAFF:flags & (~VS_STAFF); | |
454 | break; | |
455 | default: | |
456 | sendnoticetouser(versionscan_nick, np, "Invalid level '%c'.", cargv[1][i]); | |
457 | return CMD_ERROR; | |
458 | break; | |
459 | } | |
460 | } | |
461 | if (!flags) { | |
462 | vsauthdata* pv, *prevv; | |
463 | ||
464 | prevv=0; | |
465 | for (pv=vsauths; pv; pv++) { | |
466 | if (pv == v) { | |
467 | if (prevv) { | |
468 | prevv->next=pv->next; | |
469 | free(pv); | |
470 | } | |
471 | else { | |
472 | vsauths=pv->next; | |
473 | free(pv); | |
474 | } | |
475 | } | |
476 | prevv=pv; | |
477 | } | |
478 | } | |
479 | else { | |
480 | v->flags=flags; | |
481 | } | |
482 | sendnoticetouser(versionscan_nick, np, "Done."); | |
483 | return CMD_OK; | |
484 | } | |
485 | else { | |
486 | i=0; | |
487 | if ((cargv[1][0] == '+') || (cargv[1][0] =='-')) { | |
488 | plus=(cargv[1][0] == '+')?1:0; | |
489 | i++; | |
490 | } | |
491 | for (; cargv[1][i]; i++) { | |
492 | switch (cargv[1][i]) { | |
493 | case 'a': | |
494 | flags=(plus)?flags | VS_ADMIN:flags & (~VS_ADMIN); | |
495 | break; | |
496 | case 'g': | |
497 | flags=(plus)?flags | VS_GLINE:flags & (~VS_GLINE); | |
498 | break; | |
499 | case 's': | |
500 | flags=(plus)?flags | VS_STAFF:flags & (~VS_STAFF); | |
501 | break; | |
502 | default: | |
503 | sendnoticetouser(versionscan_nick, np, "Invalid level '%c'.", cargv[1][i]); | |
504 | return CMD_ERROR; | |
505 | break; | |
506 | } | |
507 | } | |
508 | if (flags) { | |
509 | for (v=vsauths; v; v=v->next) { | |
510 | if (!v->next) { | |
511 | v->next=(vsauthdata*)malloc(sizeof(vsauthdata)); | |
512 | strncpy(v->next->account, target->authname, ACCOUNTLEN); | |
513 | v->next->flags=flags; | |
514 | v->next->next=0; | |
515 | sendnoticetouser(versionscan_nick, np, "Done."); | |
516 | return CMD_OK; | |
517 | } | |
518 | } | |
519 | sendnoticetouser(versionscan_nick, np, "Error adding user to database."); | |
520 | } | |
521 | else { | |
522 | sendnoticetouser(versionscan_nick, np, "No level specified."); | |
523 | } | |
524 | } | |
525 | ||
526 | return CMD_ERROR; | |
527 | } | |
528 | ||
529 | int versionscan_scan(void* sender, int cargc, char** cargv) { | |
530 | nick* np=(nick*)sender; | |
531 | nick* n; | |
532 | channel* cp; | |
533 | ||
534 | if (cargc < 1) { | |
535 | sendnoticetouser(versionscan_nick, np, "Syntax: scan <target>"); | |
536 | return CMD_ERROR; | |
537 | } | |
538 | ||
539 | if (versionscan_mode != VS_SCAN) { | |
540 | sendnoticetouser(versionscan_nick, np, "Scanning of users is currently disabled."); | |
541 | return CMD_ERROR; | |
542 | } | |
543 | ||
544 | if (cargv[0][0] == '#') { | |
545 | if ((cp=findchannel(cargv[0]))) { | |
546 | sendmessagetochannel(versionscan_nick, cp, "\001VERSION\001"); | |
547 | sendnoticetouser(versionscan_nick, np, "Done."); | |
548 | } | |
549 | else { | |
550 | sendnoticetouser(versionscan_nick, np, "No such channel."); | |
551 | return CMD_ERROR; | |
552 | } | |
553 | } | |
554 | else { | |
555 | if ((n=getnickbynick(cargv[0]))) { | |
556 | if (IsOper(n)) { | |
557 | sendnoticetouser(versionscan_nick, np, "Cannot scan IRC Operators."); | |
558 | return CMD_ERROR; | |
559 | } | |
560 | sendmessagetouser(versionscan_nick, n, "\001VERSION\001"); | |
561 | sendnoticetouser(versionscan_nick, np, "Done."); | |
562 | } | |
563 | else { | |
564 | sendnoticetouser(versionscan_nick, np, "No such nick."); | |
565 | return CMD_ERROR; | |
566 | } | |
567 | } | |
568 | return CMD_OK; | |
569 | } | |
570 | ||
571 | int versionscan_modecmd(void* sender, int cargc, char** cargv) { | |
572 | nick* np=(nick*)sender; | |
573 | int oldmode=versionscan_mode; | |
574 | ||
575 | if (cargc < 1) { | |
576 | sendnoticetouser(versionscan_nick, np, "Currently running in %s mode.", (versionscan_mode == VS_SCAN)?"SCAN":(versionscan_mode == VS_STAT)?"STATISTICS":"IDLE"); | |
577 | return CMD_OK; | |
578 | } | |
579 | ||
580 | if (!ircd_strcmp(cargv[0], "idle")) { | |
581 | versionscan_mode=VS_IDLE; | |
582 | sendnoticetouser(versionscan_nick, np, "Now operating in IDLE mode."); | |
583 | } | |
584 | else if (!ircd_strcmp(cargv[0], "scan")) { | |
585 | versionscan_mode=VS_SCAN; | |
586 | sendnoticetouser(versionscan_nick, np, "Now operating in SCAN mode."); | |
587 | } | |
588 | else if (!ircd_strcmp(cargv[0], "stat")) { | |
589 | versionscan_mode=VS_STAT; | |
590 | sendnoticetouser(versionscan_nick, np, "Now operating in STATISTICS mode."); | |
591 | } | |
592 | else { | |
593 | sendnoticetouser(versionscan_nick, np, "Invalid mode of operation."); | |
594 | return CMD_ERROR; | |
595 | } | |
596 | ||
597 | if (oldmode == VS_STAT) { | |
598 | vsstatistic* v, *nv; | |
599 | ||
600 | for (v=vsstats; v;) { | |
601 | nv=v->next; | |
602 | free(v->reply); | |
603 | free(v); | |
604 | v=nv; | |
605 | } | |
606 | vsstats=0; | |
607 | } | |
608 | ||
609 | return CMD_OK; | |
610 | } | |
611 | ||
612 | int versionscan_statistics(void* sender, int cargc, char** cargv) { | |
613 | nick* np=(nick*)sender; | |
614 | vsstatistic* v; | |
615 | long rlimit=0, limit=100; | |
616 | ||
617 | if (versionscan_mode != VS_STAT) { | |
618 | sendnoticetouser(versionscan_nick, np, "No statistics are available unless STATISTICS mode of operation is enabled."); | |
619 | return CMD_ERROR; | |
620 | } | |
621 | if (cargc) { | |
622 | limit=atoi(cargv[0]); | |
623 | } | |
624 | if ((limit < 1) || (limit > 500)) { | |
625 | sendnoticetouser(versionscan_nick, np, "Invalid results limit. Valid values are 1-500."); | |
626 | return CMD_ERROR; | |
627 | } | |
628 | sendnoticetouser(versionscan_nick, np, "Reply: [Count]:"); | |
629 | for (v=vsstats; (v && (rlimit < limit)); v=v->next) { | |
630 | sendnoticetouser(versionscan_nick, np, "%s [%lu]", v->reply, v->count); | |
631 | rlimit++; | |
632 | } | |
633 | sendnoticetouser(versionscan_nick, np, "End of list - %lu results returned.", rlimit); | |
634 | return CMD_OK; | |
635 | } | |
636 | ||
637 | int versionscan_statsdump(void* sender, int cargc, char** cargv) { | |
638 | nick* np=(nick*)sender; | |
639 | vsstatistic* v; | |
640 | long rlimit=0; | |
641 | FILE *fout; | |
642 | ||
643 | if (versionscan_mode != VS_STAT) { | |
644 | sendnoticetouser(versionscan_nick, np, "No statistics are available unless STATISTICS mode of operation is enabled."); | |
645 | return CMD_ERROR; | |
646 | } | |
7fadae2b | 647 | if (!(fout=fopen("data/versionscanstats","w"))) { |
4c08bc95 CP |
648 | sendnoticetouser(versionscan_nick, np, "Unable to open save file."); |
649 | return CMD_ERROR; | |
650 | } | |
651 | for (v=vsstats; v; v=v->next) { | |
b7fa7fa8 | 652 | fprintf(fout, "%lu:%s\n", v->count, v->reply); |
4c08bc95 CP |
653 | rlimit++; |
654 | } | |
655 | fclose(fout); | |
656 | sendnoticetouser(versionscan_nick, np, "%lu results saved.", rlimit); | |
657 | return CMD_OK; | |
658 | } | |
659 | ||
660 | int versionscan_broadcast(void* sender, int cargc, char** cargv) { | |
661 | nick* np=(nick*)sender; | |
662 | int force=0; | |
663 | ||
664 | if (cargc) { | |
665 | if (strcmp(cargv[0], "-f")) { | |
666 | sendnoticetouser(versionscan_nick, np, "Invalid flag."); | |
667 | return CMD_ERROR; | |
668 | } | |
669 | force=1; | |
670 | } | |
671 | ||
672 | if (versionscan_mode != VS_STAT) { | |
673 | if (!force) { | |
674 | sendnoticetouser(versionscan_nick, np, "Statistics collection mode is not currently enabled. Use the 'mode' command to change current mode of operation."); | |
675 | sendnoticetouser(versionscan_nick, np, "If you really wish to send a network-wide CTCP version whilst running in SCAN or IDLE mode, use the -f flag."); | |
676 | return CMD_ERROR; | |
677 | } | |
678 | sendnoticetouser(versionscan_nick, np, "Forcing network-wide CTCP version."); | |
679 | } | |
680 | ||
681 | irc_send("%s P $* :\001VERSION\001\r\n", longtonumeric(versionscan_nick->numeric, 5)); | |
682 | sendnoticetouser(versionscan_nick, np, "Done."); | |
683 | ||
684 | return CMD_OK; | |
685 | } | |
686 | ||
687 | void versionscan_newnick(int hooknum, void* arg) { | |
688 | nick* np=(nick*)arg; | |
689 | ||
690 | /* ignore opers or auth'd users, helps cut down on spam during a burst */ | |
691 | if (!(IsOper(np) || IsAccount(np)) && (versionscan_mode == VS_SCAN)) { | |
692 | sendmessagetouser(versionscan_nick, np, "\001VERSION\001"); | |
693 | } | |
694 | } | |
695 | ||
696 | void versionscan_handler(nick* me, int type, void** args) { | |
697 | nick* sender; | |
698 | Command* cmd; | |
699 | char* cargv[50]; | |
700 | int cargc; | |
701 | vspattern* v; | |
702 | char* p; | |
703 | ||
704 | switch (type) { | |
705 | case LU_PRIVMSG: | |
706 | case LU_SECUREMSG: | |
707 | /* nick */ | |
708 | sender=args[0]; | |
709 | ||
710 | if (!strncmp("\001VERSION", args[1], 8)) { | |
711 | sendnoticetouser(versionscan_nick, sender, "\001VERSION QuakeNet %s v%s.\001", VS_RNDESC, VS_VERSION); | |
712 | return; | |
713 | } | |
714 | ||
715 | cargc=splitline((char*)args[1], cargv, 50, 0); | |
716 | ||
717 | cmd=findcommandintree(versionscan_commands, cargv[0], 1); | |
718 | if (!cmd) { | |
719 | sendnoticetouser(versionscan_nick, sender, "Unknown command."); | |
720 | return; | |
721 | } | |
722 | ||
723 | if ((cmd->level & VS_AUTHED) && !IsAccount(sender)) { | |
724 | sendnoticetouser(versionscan_nick, sender, "Sorry, you need to be authed to use this command."); | |
725 | return; | |
726 | } | |
727 | ||
728 | if ((cmd->level & VS_OPER) && !IsOper(sender)) { | |
729 | sendnoticetouser(versionscan_nick, sender, "Sorry, you need to be opered to use this command."); | |
730 | return; | |
731 | } | |
732 | ||
733 | if (((cmd->level & VS_STAFF) && !IsVersionscanStaff(sender)) || | |
734 | ((cmd->level & VS_GLINE) && !IsVersionscanGlineAccess(sender)) || | |
735 | ((cmd->level & VS_ADMIN) && !IsVersionscanAdmin(sender))) { | |
736 | sendnoticetouser(versionscan_nick, sender, "Sorry, you do not have access to this command."); | |
737 | return; | |
738 | } | |
739 | ||
740 | if (cmd->maxparams < (cargc-1)) { | |
741 | /* We need to do some rejoining */ | |
742 | rejoinline(cargv[cmd->maxparams], cargc-(cmd->maxparams)); | |
743 | cargc=(cmd->maxparams)+1; | |
744 | } | |
745 | ||
746 | (cmd->handler)((void*)sender, cargc-1, &(cargv[1])); | |
747 | break; | |
748 | case LU_PRIVNOTICE: | |
749 | sender=args[0]; | |
750 | ||
751 | if (strncmp("\001VERSION ", args[1], 9)) { | |
752 | break; | |
753 | } | |
754 | if ((p=strchr((char *)args[1] + 9, '\001'))) { | |
755 | *p++='\0'; | |
756 | } | |
757 | if (versionscan_mode == VS_SCAN) { | |
758 | if (IsOper(sender)) { | |
759 | break; | |
760 | } | |
761 | for (v=vspatterns; v; v=v->next) { | |
762 | if (match2strings(v->pattern, (char *)args[1] + 9)) { | |
763 | v->hitcount++; | |
764 | hcount++; | |
765 | switch (v->action) { | |
766 | case VS_WARN: | |
b32ca20f | 767 | sendnoticetouser(versionscan_nick, sender, "%s", v->data); |
4c08bc95 CP |
768 | wcount++; |
769 | break; | |
770 | case VS_KILL: | |
b32ca20f | 771 | killuser(versionscan_nick, sender, "%s", v->data); |
4c08bc95 CP |
772 | kcount++; |
773 | break; | |
774 | case VS_GLUSER: | |
775 | irc_send("%s GL * +*!%s@%s 3600 :%s\r\n", mynumeric->content, sender->ident, sender->host->name->content, v->data); | |
776 | gcount++; | |
777 | break; | |
778 | case VS_GLHOST: | |
779 | irc_send("%s GL * +*!*@%s 3600 :%s\r\n", mynumeric->content, sender->host->name->content, v->data); | |
780 | gcount++; | |
781 | break; | |
782 | default: | |
783 | /* oh dear, something's fucked */ | |
784 | break; | |
785 | } | |
786 | break; | |
787 | } | |
788 | } | |
789 | } | |
790 | else if (versionscan_mode == VS_STAT) { | |
791 | versionscan_addstat((char *)args[1] + 9); | |
792 | } | |
793 | break; | |
794 | case LU_KILLED: | |
795 | versionscan_nick=NULL; | |
796 | scheduleoneshot(time(NULL)+1, &versionscan_createfakeuser, NULL); | |
797 | break; | |
798 | } | |
799 | } | |
800 | ||
801 | void versionscan_createfakeuser(void* arg) { | |
802 | channel* cp; | |
803 | char buf[200]; | |
804 | ||
805 | vsconnect=NULL; | |
806 | sprintf(buf, "%s v%s", VS_RNDESC, VS_VERSION); | |
807 | versionscan_nick=registerlocaluser(VS_NICK, VS_IDENT, VS_HOST, buf, VS_AUTHNAME, UMODE_ACCOUNT | UMODE_DEAF | UMODE_OPER | UMODE_SERVICE, versionscan_handler); | |
808 | if ((cp=findchannel(OPER_CHAN))) { | |
809 | localjoinchannel(versionscan_nick, cp); | |
810 | localgetops(versionscan_nick, cp); | |
811 | } else { | |
812 | localcreatechannel(versionscan_nick, OPER_CHAN); | |
813 | } | |
814 | } | |
815 | ||
816 | void _init() { | |
817 | vspatterns=NULL; | |
818 | vsauths=NULL; | |
819 | vsstats=NULL; | |
820 | versionscan_mode=VS_IDLE; | |
821 | ||
822 | versionscan_commands=newcommandtree(); | |
823 | ||
824 | addcommandtotree(versionscan_commands, "showcommands", VS_AUTHED | VS_STAFF, 0, versionscan_showcommands); | |
825 | addcommandtotree(versionscan_commands, "help", VS_AUTHED | VS_STAFF, 1, versionscan_help); | |
826 | addcommandtotree(versionscan_commands, "hello", VS_AUTHED | VS_OPER, 0, versionscan_hello); | |
827 | addcommandtotree(versionscan_commands, "scan", VS_AUTHED | VS_STAFF, 1, versionscan_scan); | |
828 | addcommandtotree(versionscan_commands, "changelev", VS_AUTHED | VS_OPER | VS_ADMIN, 2, versionscan_changelev); | |
829 | addcommandtotree(versionscan_commands, "listpatterns", VS_AUTHED | VS_STAFF | VS_OPER, 0, versionscan_listpatterns); | |
830 | addcommandtotree(versionscan_commands, "addpattern", VS_AUTHED | VS_STAFF | VS_OPER, 3, versionscan_addpatterncmd); | |
831 | addcommandtotree(versionscan_commands, "delpattern", VS_AUTHED | VS_OPER | VS_ADMIN, 1, versionscan_delpatterncmd); | |
832 | addcommandtotree(versionscan_commands, "status", VS_AUTHED | VS_OPER | VS_ADMIN, 0, versionscan_status); | |
833 | addcommandtotree(versionscan_commands, "mode", VS_AUTHED | VS_OPER | VS_ADMIN, 1, versionscan_modecmd); | |
834 | addcommandtotree(versionscan_commands, "statistics", VS_AUTHED | VS_OPER | VS_STAFF, 1, versionscan_statistics); | |
835 | addcommandtotree(versionscan_commands, "statsdump", VS_AUTHED | VS_OPER | VS_STAFF, 1, versionscan_statsdump); | |
836 | addcommandtotree(versionscan_commands, "broadcast", VS_AUTHED | VS_OPER | VS_ADMIN, 1, versionscan_broadcast); | |
837 | addcommandtotree(versionscan_commands, "whois", VS_AUTHED | VS_STAFF, 1, versionscan_whois); | |
838 | ||
839 | registerhook(HOOK_NICK_NEWNICK, &versionscan_newnick); | |
840 | ||
841 | vsconnect=scheduleoneshot(time(NULL)+1, &versionscan_createfakeuser, NULL); | |
842 | } | |
843 | ||
844 | void _fini() { | |
845 | void* p, *np; | |
846 | ||
847 | deregisterhook(HOOK_NICK_NEWNICK, &versionscan_newnick); | |
848 | ||
849 | if (vsconnect) { | |
850 | deleteschedule(vsconnect, &versionscan_createfakeuser, NULL); | |
851 | vsconnect=NULL; | |
852 | } | |
853 | ||
854 | if (versionscan_nick) { | |
855 | deregisterlocaluser(versionscan_nick, "Module unloaded."); | |
856 | versionscan_nick=NULL; | |
857 | } | |
858 | ||
859 | destroycommandtree(versionscan_commands); | |
860 | ||
861 | for (p=vspatterns; p;) { | |
862 | np=((vspattern*)p)->next; | |
863 | free(p); | |
864 | p=np; | |
865 | } | |
866 | for (p=vsauths; p;) { | |
867 | np=((vsauthdata*)p)->next; | |
868 | free(p); | |
869 | p=np; | |
870 | } | |
871 | for (p=vsstats; p;) { | |
872 | np=((vsstatistic*)p)->next; | |
873 | free(((vsstatistic*)p)->reply); | |
874 | free(p); | |
875 | p=np; | |
876 | } | |
877 | } |