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212380e3 AC |
1 | /* |
2 | * ircd-ratbox: A slightly useful ircd. | |
3 | * s_conf.c: Configuration file functions. | |
4 | * | |
5 | * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center | |
6 | * Copyright (C) 1996-2002 Hybrid Development Team | |
7 | * Copyright (C) 2002-2005 ircd-ratbox development team | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
22 | * USA | |
23 | * | |
cda8e9b8 | 24 | * $Id: s_conf.c 3550 2007-08-09 06:47:26Z nenolod $ |
212380e3 AC |
25 | */ |
26 | ||
27 | #include "stdinc.h" | |
28 | #include "ircd_defs.h" | |
212380e3 AC |
29 | #include "s_conf.h" |
30 | #include "s_newconf.h" | |
31 | #include "s_serv.h" | |
32 | #include "s_stats.h" | |
33 | #include "channel.h" | |
34 | #include "class.h" | |
35 | #include "client.h" | |
36 | #include "common.h" | |
212380e3 | 37 | #include "hash.h" |
4562c604 | 38 | #include "match.h" |
212380e3 AC |
39 | #include "ircd.h" |
40 | #include "listener.h" | |
41 | #include "hostmask.h" | |
42 | #include "modules.h" | |
43 | #include "numeric.h" | |
4016731b | 44 | #include "logger.h" |
212380e3 | 45 | #include "send.h" |
212380e3 AC |
46 | #include "reject.h" |
47 | #include "cache.h" | |
48 | #include "blacklist.h" | |
c6d72037 | 49 | #include "sslproc.h" |
212380e3 AC |
50 | |
51 | struct config_server_hide ConfigServerHide; | |
52 | ||
53 | extern int yyparse(); /* defined in y.tab.c */ | |
54 | extern char linebuf[]; | |
55 | ||
56 | #ifndef INADDR_NONE | |
57 | #define INADDR_NONE ((unsigned int) 0xffffffff) | |
58 | #endif | |
59 | ||
398b6a73 | 60 | static rb_bh *confitem_heap = NULL; |
212380e3 | 61 | |
330fc5c1 AC |
62 | rb_dlink_list temp_klines[LAST_TEMP_TYPE]; |
63 | rb_dlink_list temp_dlines[LAST_TEMP_TYPE]; | |
64 | rb_dlink_list service_list; | |
212380e3 AC |
65 | |
66 | /* internally defined functions */ | |
67 | static void set_default_conf(void); | |
68 | static void validate_conf(void); | |
69 | static void read_conf(FILE *); | |
70 | static void clear_out_old_conf(void); | |
71 | ||
72 | static void expire_temp_kd(void *list); | |
73 | static void reorganise_temp_kd(void *list); | |
74 | ||
75 | FILE *conf_fbfile_in; | |
76 | extern char yytext[]; | |
77 | ||
78 | static int verify_access(struct Client *client_p, const char *username); | |
79 | static int attach_iline(struct Client *, struct ConfItem *); | |
80 | ||
81 | void | |
82 | init_s_conf(void) | |
83 | { | |
b2c190a6 | 84 | confitem_heap = rb_bh_create(sizeof(struct ConfItem), CONFITEM_HEAP_SIZE, "confitem_heap"); |
212380e3 | 85 | |
12aea5fe VY |
86 | rb_event_addish("expire_temp_klines", expire_temp_kd, &temp_klines[TEMP_MIN], 60); |
87 | rb_event_addish("expire_temp_dlines", expire_temp_kd, &temp_dlines[TEMP_MIN], 60); | |
212380e3 | 88 | |
12aea5fe | 89 | rb_event_addish("expire_temp_klines_hour", reorganise_temp_kd, |
212380e3 | 90 | &temp_klines[TEMP_HOUR], 3600); |
12aea5fe | 91 | rb_event_addish("expire_temp_dlines_hour", reorganise_temp_kd, |
212380e3 | 92 | &temp_dlines[TEMP_HOUR], 3600); |
12aea5fe | 93 | rb_event_addish("expire_temp_klines_day", reorganise_temp_kd, |
212380e3 | 94 | &temp_klines[TEMP_DAY], 86400); |
12aea5fe | 95 | rb_event_addish("expire_temp_dlines_day", reorganise_temp_kd, |
212380e3 | 96 | &temp_dlines[TEMP_DAY], 86400); |
12aea5fe | 97 | rb_event_addish("expire_temp_klines_week", reorganise_temp_kd, |
212380e3 | 98 | &temp_klines[TEMP_WEEK], 604800); |
12aea5fe | 99 | rb_event_addish("expire_temp_dlines_week", reorganise_temp_kd, |
212380e3 AC |
100 | &temp_dlines[TEMP_WEEK], 604800); |
101 | } | |
102 | ||
103 | /* | |
104 | * make_conf | |
105 | * | |
106 | * inputs - none | |
107 | * output - pointer to new conf entry | |
108 | * side effects - none | |
109 | */ | |
110 | struct ConfItem * | |
111 | make_conf() | |
112 | { | |
113 | struct ConfItem *aconf; | |
114 | ||
398b6a73 | 115 | aconf = rb_bh_alloc(confitem_heap); |
212380e3 AC |
116 | aconf->status = CONF_ILLEGAL; |
117 | return (aconf); | |
118 | } | |
119 | ||
120 | /* | |
121 | * free_conf | |
122 | * | |
123 | * inputs - pointer to conf to free | |
124 | * output - none | |
125 | * side effects - crucial password fields are zeroed, conf is freed | |
126 | */ | |
127 | void | |
128 | free_conf(struct ConfItem *aconf) | |
129 | { | |
130 | s_assert(aconf != NULL); | |
131 | if(aconf == NULL) | |
132 | return; | |
133 | ||
134 | /* security.. */ | |
135 | if(aconf->passwd) | |
136 | memset(aconf->passwd, 0, strlen(aconf->passwd)); | |
137 | if(aconf->spasswd) | |
138 | memset(aconf->spasswd, 0, strlen(aconf->spasswd)); | |
139 | ||
637c4932 VY |
140 | rb_free(aconf->passwd); |
141 | rb_free(aconf->spasswd); | |
142 | rb_free(aconf->name); | |
143 | rb_free(aconf->className); | |
144 | rb_free(aconf->user); | |
145 | rb_free(aconf->host); | |
212380e3 | 146 | |
398b6a73 | 147 | rb_bh_free(confitem_heap, aconf); |
212380e3 AC |
148 | } |
149 | ||
150 | /* | |
151 | * check_client | |
152 | * | |
153 | * inputs - pointer to client | |
154 | * output - 0 = Success | |
155 | * NOT_AUTHORISED (-1) = Access denied (no I line match) | |
156 | * SOCKET_ERROR (-2) = Bad socket. | |
157 | * I_LINE_FULL (-3) = I-line is full | |
158 | * TOO_MANY (-4) = Too many connections from hostname | |
159 | * BANNED_CLIENT (-5) = K-lined | |
160 | * side effects - Ordinary client access check. | |
161 | * Look for conf lines which have the same | |
162 | * status as the flags passed. | |
163 | */ | |
164 | int | |
165 | check_client(struct Client *client_p, struct Client *source_p, const char *username) | |
166 | { | |
167 | int i; | |
168 | ||
212380e3 AC |
169 | if((i = verify_access(source_p, username))) |
170 | { | |
171 | ilog(L_FUSER, "Access denied: %s[%s]", | |
172 | source_p->name, source_p->sockhost); | |
173 | } | |
174 | ||
175 | switch (i) | |
176 | { | |
177 | case SOCKET_ERROR: | |
178 | exit_client(client_p, source_p, &me, "Socket Error"); | |
179 | break; | |
180 | ||
181 | case TOO_MANY_LOCAL: | |
606384ae JT |
182 | /* Note that these notices are sent to opers on other |
183 | * servers also, so even if local opers are allowed to | |
184 | * see the IP, we still cannot send it. | |
185 | */ | |
212380e3 AC |
186 | sendto_realops_snomask(SNO_FULL, L_NETWIDE, |
187 | "Too many local connections for %s!%s%s@%s", | |
188 | source_p->name, IsGotId(source_p) ? "" : "~", | |
606384ae JT |
189 | source_p->username, |
190 | show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : source_p->host); | |
212380e3 AC |
191 | |
192 | ilog(L_FUSER, "Too many local connections from %s!%s%s@%s", | |
193 | source_p->name, IsGotId(source_p) ? "" : "~", | |
194 | source_p->username, source_p->sockhost); | |
195 | ||
47adde3d | 196 | ServerStats.is_ref++; |
212380e3 AC |
197 | exit_client(client_p, source_p, &me, "Too many host connections (local)"); |
198 | break; | |
199 | ||
200 | case TOO_MANY_GLOBAL: | |
201 | sendto_realops_snomask(SNO_FULL, L_NETWIDE, | |
202 | "Too many global connections for %s!%s%s@%s", | |
203 | source_p->name, IsGotId(source_p) ? "" : "~", | |
606384ae JT |
204 | source_p->username, |
205 | show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : source_p->host); | |
212380e3 AC |
206 | ilog(L_FUSER, "Too many global connections from %s!%s%s@%s", |
207 | source_p->name, IsGotId(source_p) ? "" : "~", | |
208 | source_p->username, source_p->sockhost); | |
209 | ||
47adde3d | 210 | ServerStats.is_ref++; |
212380e3 AC |
211 | exit_client(client_p, source_p, &me, "Too many host connections (global)"); |
212 | break; | |
213 | ||
214 | case TOO_MANY_IDENT: | |
215 | sendto_realops_snomask(SNO_FULL, L_NETWIDE, | |
216 | "Too many user connections for %s!%s%s@%s", | |
217 | source_p->name, IsGotId(source_p) ? "" : "~", | |
606384ae JT |
218 | source_p->username, |
219 | show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : source_p->host); | |
212380e3 AC |
220 | ilog(L_FUSER, "Too many user connections from %s!%s%s@%s", |
221 | source_p->name, IsGotId(source_p) ? "" : "~", | |
222 | source_p->username, source_p->sockhost); | |
223 | ||
47adde3d | 224 | ServerStats.is_ref++; |
212380e3 AC |
225 | exit_client(client_p, source_p, &me, "Too many user connections (global)"); |
226 | break; | |
227 | ||
228 | case I_LINE_FULL: | |
229 | sendto_realops_snomask(SNO_FULL, L_NETWIDE, | |
230 | "I-line is full for %s!%s%s@%s (%s).", | |
231 | source_p->name, IsGotId(source_p) ? "" : "~", | |
232 | source_p->username, source_p->host, | |
4b7e6904 | 233 | show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : "255.255.255.255"); |
212380e3 AC |
234 | |
235 | ilog(L_FUSER, "Too many connections from %s!%s%s@%s.", | |
236 | source_p->name, IsGotId(source_p) ? "" : "~", | |
237 | source_p->username, source_p->sockhost); | |
238 | ||
47adde3d | 239 | ServerStats.is_ref++; |
212380e3 AC |
240 | exit_client(client_p, source_p, &me, |
241 | "No more connections allowed in your connection class"); | |
242 | break; | |
243 | ||
244 | case NOT_AUTHORISED: | |
245 | { | |
246 | int port = -1; | |
ccda6e3f | 247 | #ifdef RB_IPV6 |
212380e3 AC |
248 | if(source_p->localClient->ip.ss_family == AF_INET6) |
249 | port = ntohs(((struct sockaddr_in6 *)&source_p->localClient->listener->addr)->sin6_port); | |
250 | else | |
251 | #endif | |
252 | port = ntohs(((struct sockaddr_in *)&source_p->localClient->listener->addr)->sin_port); | |
253 | ||
47adde3d | 254 | ServerStats.is_ref++; |
212380e3 AC |
255 | /* jdc - lists server name & port connections are on */ |
256 | /* a purely cosmetical change */ | |
257 | /* why ipaddr, and not just source_p->sockhost? --fl */ | |
258 | #if 0 | |
259 | static char ipaddr[HOSTIPLEN]; | |
caa4d9d2 | 260 | rb_inet_ntop_sock(&source_p->localClient->ip, ipaddr, sizeof(ipaddr)); |
212380e3 AC |
261 | #endif |
262 | sendto_realops_snomask(SNO_UNAUTH, L_ALL, | |
263 | "Unauthorised client connection from " | |
264 | "%s!%s%s@%s [%s] on [%s/%u].", | |
265 | source_p->name, IsGotId(source_p) ? "" : "~", | |
266 | source_p->username, source_p->host, | |
267 | source_p->sockhost, | |
268 | source_p->localClient->listener->name, port); | |
269 | ||
270 | ilog(L_FUSER, | |
271 | "Unauthorised client connection from %s!%s%s@%s on [%s/%u].", | |
272 | source_p->name, IsGotId(source_p) ? "" : "~", | |
273 | source_p->username, source_p->sockhost, | |
274 | source_p->localClient->listener->name, port); | |
35f6f850 | 275 | add_reject(client_p, NULL, NULL); |
212380e3 AC |
276 | exit_client(client_p, source_p, &me, |
277 | "You are not authorised to use this server"); | |
278 | break; | |
279 | } | |
280 | case BANNED_CLIENT: | |
212380e3 | 281 | exit_client(client_p, client_p, &me, "*** Banned "); |
47adde3d | 282 | ServerStats.is_ref++; |
212380e3 AC |
283 | break; |
284 | ||
285 | case 0: | |
286 | default: | |
287 | break; | |
288 | } | |
289 | return (i); | |
290 | } | |
291 | ||
292 | /* | |
293 | * verify_access | |
294 | * | |
295 | * inputs - pointer to client to verify | |
296 | * - pointer to proposed username | |
297 | * output - 0 if success -'ve if not | |
298 | * side effect - find the first (best) I line to attach. | |
299 | */ | |
300 | static int | |
301 | verify_access(struct Client *client_p, const char *username) | |
302 | { | |
303 | struct ConfItem *aconf; | |
304 | char non_ident[USERLEN + 1]; | |
305 | ||
306 | if(IsGotId(client_p)) | |
307 | { | |
308 | aconf = find_address_conf(client_p->host, client_p->sockhost, | |
309 | client_p->username, client_p->username, | |
310 | (struct sockaddr *) &client_p->localClient->ip, | |
311 | client_p->localClient->ip.ss_family); | |
312 | } | |
313 | else | |
314 | { | |
f427c8b0 | 315 | rb_strlcpy(non_ident, "~", sizeof(non_ident)); |
1f9de103 | 316 | rb_strlcat(non_ident, username, sizeof(non_ident)); |
212380e3 AC |
317 | aconf = find_address_conf(client_p->host, client_p->sockhost, |
318 | non_ident, client_p->username, | |
319 | (struct sockaddr *) &client_p->localClient->ip, | |
320 | client_p->localClient->ip.ss_family); | |
321 | } | |
322 | ||
323 | if(aconf == NULL) | |
324 | return NOT_AUTHORISED; | |
325 | ||
326 | if(aconf->status & CONF_CLIENT) | |
327 | { | |
328 | if(aconf->flags & CONF_FLAGS_REDIR) | |
329 | { | |
88520303 | 330 | sendto_one_numeric(client_p, RPL_REDIR, form_str(RPL_REDIR), |
212380e3 AC |
331 | aconf->name ? aconf->name : "", aconf->port); |
332 | return (NOT_AUTHORISED); | |
333 | } | |
334 | ||
212380e3 AC |
335 | /* Thanks for spoof idea amm */ |
336 | if(IsConfDoSpoofIp(aconf)) | |
337 | { | |
338 | char *p; | |
339 | ||
340 | /* show_ip() depends on this --fl */ | |
341 | SetIPSpoof(client_p); | |
342 | ||
343 | if(IsConfSpoofNotice(aconf)) | |
344 | { | |
345 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
346 | "%s spoofing: %s as %s", | |
347 | client_p->name, | |
348 | show_ip(NULL, client_p) ? client_p->host : aconf->name, | |
349 | aconf->name); | |
350 | } | |
351 | ||
352 | /* user@host spoof */ | |
353 | if((p = strchr(aconf->name, '@')) != NULL) | |
354 | { | |
355 | char *host = p+1; | |
356 | *p = '\0'; | |
357 | ||
f427c8b0 | 358 | rb_strlcpy(client_p->username, aconf->name, |
212380e3 | 359 | sizeof(client_p->username)); |
f427c8b0 | 360 | rb_strlcpy(client_p->host, host, |
212380e3 AC |
361 | sizeof(client_p->host)); |
362 | *p = '@'; | |
363 | } | |
364 | else | |
f427c8b0 | 365 | rb_strlcpy(client_p->host, aconf->name, sizeof(client_p->host)); |
212380e3 AC |
366 | } |
367 | return (attach_iline(client_p, aconf)); | |
368 | } | |
369 | else if(aconf->status & CONF_KILL) | |
370 | { | |
371 | if(ConfigFileEntry.kline_with_reason) | |
372 | { | |
373 | sendto_one(client_p, | |
92fb5c31 | 374 | form_str(ERR_YOUREBANNEDCREEP), |
212380e3 AC |
375 | me.name, client_p->name, aconf->passwd); |
376 | } | |
35f6f850 | 377 | add_reject(client_p, aconf->user, aconf->host); |
212380e3 AC |
378 | return (BANNED_CLIENT); |
379 | } | |
212380e3 AC |
380 | |
381 | return NOT_AUTHORISED; | |
382 | } | |
383 | ||
384 | ||
385 | /* | |
386 | * add_ip_limit | |
387 | * | |
388 | * Returns 1 if successful 0 if not | |
389 | * | |
390 | * This checks if the user has exceed the limits for their class | |
391 | * unless of course they are exempt.. | |
392 | */ | |
393 | ||
394 | static int | |
395 | add_ip_limit(struct Client *client_p, struct ConfItem *aconf) | |
396 | { | |
b2c190a6 | 397 | rb_patricia_node_t *pnode; |
212380e3 AC |
398 | |
399 | /* If the limits are 0 don't do anything.. */ | |
400 | if(ConfCidrAmount(aconf) == 0 || ConfCidrBitlen(aconf) == 0) | |
401 | return -1; | |
402 | ||
b2c190a6 | 403 | pnode = rb_match_ip(ConfIpLimits(aconf), (struct sockaddr *)&client_p->localClient->ip); |
212380e3 AC |
404 | |
405 | if(pnode == NULL) | |
406 | pnode = make_and_lookup_ip(ConfIpLimits(aconf), (struct sockaddr *)&client_p->localClient->ip, ConfCidrBitlen(aconf)); | |
407 | ||
408 | s_assert(pnode != NULL); | |
409 | ||
410 | if(pnode != NULL) | |
411 | { | |
412 | if(((long) pnode->data) >= ConfCidrAmount(aconf) | |
413 | && !IsConfExemptLimits(aconf)) | |
414 | { | |
415 | /* This should only happen if the limits are set to 0 */ | |
416 | if((unsigned long) pnode->data == 0) | |
417 | { | |
b2c190a6 | 418 | rb_patricia_remove(ConfIpLimits(aconf), pnode); |
212380e3 AC |
419 | } |
420 | return (0); | |
421 | } | |
422 | ||
423 | pnode->data++; | |
424 | } | |
425 | return 1; | |
426 | } | |
427 | ||
428 | static void | |
429 | remove_ip_limit(struct Client *client_p, struct ConfItem *aconf) | |
430 | { | |
b2c190a6 | 431 | rb_patricia_node_t *pnode; |
212380e3 AC |
432 | |
433 | /* If the limits are 0 don't do anything.. */ | |
434 | if(ConfCidrAmount(aconf) == 0 || ConfCidrBitlen(aconf) == 0) | |
435 | return; | |
436 | ||
b2c190a6 | 437 | pnode = rb_match_ip(ConfIpLimits(aconf), (struct sockaddr *)&client_p->localClient->ip); |
212380e3 AC |
438 | if(pnode == NULL) |
439 | return; | |
440 | ||
441 | pnode->data--; | |
442 | if(((unsigned long) pnode->data) == 0) | |
443 | { | |
b2c190a6 | 444 | rb_patricia_remove(ConfIpLimits(aconf), pnode); |
212380e3 AC |
445 | } |
446 | ||
447 | } | |
448 | ||
449 | /* | |
450 | * attach_iline | |
451 | * | |
452 | * inputs - client pointer | |
453 | * - conf pointer | |
454 | * output - | |
455 | * side effects - do actual attach | |
456 | */ | |
457 | static int | |
458 | attach_iline(struct Client *client_p, struct ConfItem *aconf) | |
459 | { | |
460 | struct Client *target_p; | |
330fc5c1 | 461 | rb_dlink_node *ptr; |
212380e3 AC |
462 | int local_count = 0; |
463 | int global_count = 0; | |
464 | int ident_count = 0; | |
465 | int unidented = 0; | |
466 | ||
467 | if(IsConfExemptLimits(aconf)) | |
468 | return (attach_conf(client_p, aconf)); | |
469 | ||
470 | if(*client_p->username == '~') | |
471 | unidented = 1; | |
472 | ||
473 | ||
474 | /* find_hostname() returns the head of the list to search */ | |
5cefa1d6 | 475 | RB_DLINK_FOREACH(ptr, find_hostname(client_p->host)) |
212380e3 AC |
476 | { |
477 | target_p = ptr->data; | |
478 | ||
479 | if(irccmp(client_p->host, target_p->orighost) != 0) | |
480 | continue; | |
481 | ||
482 | if(MyConnect(target_p)) | |
483 | local_count++; | |
484 | ||
485 | global_count++; | |
486 | ||
487 | if(unidented) | |
488 | { | |
489 | if(*target_p->username == '~') | |
490 | ident_count++; | |
491 | } | |
492 | else if(irccmp(target_p->username, client_p->username) == 0) | |
493 | ident_count++; | |
494 | ||
495 | if(ConfMaxLocal(aconf) && local_count >= ConfMaxLocal(aconf)) | |
496 | return (TOO_MANY_LOCAL); | |
497 | else if(ConfMaxGlobal(aconf) && global_count >= ConfMaxGlobal(aconf)) | |
498 | return (TOO_MANY_GLOBAL); | |
499 | else if(ConfMaxIdent(aconf) && ident_count >= ConfMaxIdent(aconf)) | |
500 | return (TOO_MANY_IDENT); | |
501 | } | |
502 | ||
503 | ||
504 | return (attach_conf(client_p, aconf)); | |
505 | } | |
506 | ||
507 | /* | |
508 | * detach_conf | |
509 | * | |
510 | * inputs - pointer to client to detach | |
511 | * output - 0 for success, -1 for failure | |
512 | * side effects - Disassociate configuration from the client. | |
513 | * Also removes a class from the list if marked for deleting. | |
514 | */ | |
515 | int | |
516 | detach_conf(struct Client *client_p) | |
517 | { | |
518 | struct ConfItem *aconf; | |
519 | ||
520 | aconf = client_p->localClient->att_conf; | |
521 | ||
522 | if(aconf != NULL) | |
523 | { | |
524 | if(ClassPtr(aconf)) | |
525 | { | |
526 | remove_ip_limit(client_p, aconf); | |
527 | ||
528 | if(ConfCurrUsers(aconf) > 0) | |
529 | --ConfCurrUsers(aconf); | |
530 | ||
531 | if(ConfMaxUsers(aconf) == -1 && ConfCurrUsers(aconf) == 0) | |
532 | { | |
533 | free_class(ClassPtr(aconf)); | |
534 | ClassPtr(aconf) = NULL; | |
535 | } | |
536 | ||
537 | } | |
538 | ||
539 | aconf->clients--; | |
540 | if(!aconf->clients && IsIllegal(aconf)) | |
541 | free_conf(aconf); | |
542 | ||
543 | client_p->localClient->att_conf = NULL; | |
544 | return 0; | |
545 | } | |
546 | ||
547 | return -1; | |
548 | } | |
549 | ||
550 | /* | |
551 | * attach_conf | |
552 | * | |
553 | * inputs - client pointer | |
554 | * - conf pointer | |
555 | * output - | |
556 | * side effects - Associate a specific configuration entry to a *local* | |
557 | * client (this is the one which used in accepting the | |
558 | * connection). Note, that this automatically changes the | |
559 | * attachment if there was an old one... | |
560 | */ | |
561 | int | |
562 | attach_conf(struct Client *client_p, struct ConfItem *aconf) | |
563 | { | |
564 | if(IsIllegal(aconf)) | |
565 | return (NOT_AUTHORISED); | |
566 | ||
567 | if(ClassPtr(aconf)) | |
568 | { | |
569 | if(!add_ip_limit(client_p, aconf)) | |
570 | return (TOO_MANY_LOCAL); | |
571 | } | |
572 | ||
573 | if((aconf->status & CONF_CLIENT) && | |
574 | ConfCurrUsers(aconf) >= ConfMaxUsers(aconf) && ConfMaxUsers(aconf) > 0) | |
575 | { | |
576 | if(!IsConfExemptLimits(aconf)) | |
577 | { | |
578 | return (I_LINE_FULL); | |
579 | } | |
580 | else | |
581 | { | |
5366977b | 582 | sendto_one_notice(client_p, ":*** I: line is full, but you have an >I: line!"); |
212380e3 AC |
583 | } |
584 | ||
585 | } | |
586 | ||
587 | if(client_p->localClient->att_conf != NULL) | |
588 | detach_conf(client_p); | |
589 | ||
590 | client_p->localClient->att_conf = aconf; | |
591 | ||
592 | aconf->clients++; | |
593 | ConfCurrUsers(aconf)++; | |
594 | return (0); | |
595 | } | |
596 | ||
597 | /* | |
598 | * rehash | |
599 | * | |
600 | * Actual REHASH service routine. Called with sig == 0 if it has been called | |
601 | * as a result of an operator issuing this command, else assume it has been | |
602 | * called as a result of the server receiving a HUP signal. | |
603 | */ | |
604 | int | |
605 | rehash(int sig) | |
606 | { | |
607 | if(sig != 0) | |
608 | { | |
609 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
610 | "Got signal SIGHUP, reloading ircd conf. file"); | |
611 | } | |
612 | ||
613 | restart_resolver(); | |
614 | /* don't close listeners until we know we can go ahead with the rehash */ | |
615 | read_conf_files(NO); | |
616 | ||
617 | if(ServerInfo.description != NULL) | |
f427c8b0 | 618 | rb_strlcpy(me.info, ServerInfo.description, sizeof(me.info)); |
212380e3 | 619 | else |
f427c8b0 | 620 | rb_strlcpy(me.info, "unknown", sizeof(me.info)); |
212380e3 AC |
621 | |
622 | open_logfiles(); | |
623 | return (0); | |
624 | } | |
625 | ||
626 | static struct banconf_entry | |
627 | { | |
628 | const char **filename; | |
629 | void (*func) (FILE *); | |
630 | int perm; | |
631 | } banconfs[] = { | |
632 | { &ConfigFileEntry.klinefile, parse_k_file, 0 }, | |
633 | { &ConfigFileEntry.klinefile, parse_k_file, 1 }, | |
634 | { &ConfigFileEntry.dlinefile, parse_d_file, 0 }, | |
635 | { &ConfigFileEntry.dlinefile, parse_d_file, 1 }, | |
636 | { &ConfigFileEntry.xlinefile, parse_x_file, 0 }, | |
637 | { &ConfigFileEntry.xlinefile, parse_x_file, 1 }, | |
638 | { &ConfigFileEntry.resvfile, parse_resv_file,0 }, | |
639 | { &ConfigFileEntry.resvfile, parse_resv_file,1 }, | |
640 | { NULL, NULL, 0 } | |
641 | }; | |
642 | ||
643 | void | |
644 | rehash_bans(int sig) | |
645 | { | |
646 | FILE *file; | |
647 | char buf[MAXPATHLEN]; | |
648 | int i; | |
649 | ||
650 | if(sig != 0) | |
651 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
652 | "Got signal SIGUSR2, reloading ban confs"); | |
653 | ||
654 | clear_out_address_conf_bans(); | |
655 | clear_s_newconf_bans(); | |
656 | ||
657 | for(i = 0; banconfs[i].filename; i++) | |
658 | { | |
659 | if(banconfs[i].perm) | |
660 | snprintf(buf, sizeof(buf), "%s.perm", *banconfs[i].filename); | |
661 | else | |
662 | snprintf(buf, sizeof(buf), "%s", *banconfs[i].filename); | |
663 | ||
664 | if((file = fopen(buf, "r")) == NULL) | |
665 | { | |
666 | if(banconfs[i].perm) | |
667 | continue; | |
668 | ||
669 | ilog(L_MAIN, "Failed reading ban file %s", | |
670 | *banconfs[i].filename); | |
671 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
672 | "Can't open %s file bans could be missing!", | |
673 | *banconfs[i].filename); | |
674 | } | |
675 | else | |
676 | { | |
677 | (banconfs[i].func)(file); | |
678 | fclose(file); | |
679 | } | |
680 | } | |
681 | ||
682 | check_banned_lines(); | |
683 | } | |
684 | ||
685 | /* | |
686 | * set_default_conf() | |
687 | * | |
688 | * inputs - NONE | |
689 | * output - NONE | |
690 | * side effects - Set default values here. | |
691 | * This is called **PRIOR** to parsing the | |
692 | * configuration file. If you want to do some validation | |
693 | * of values later, put them in validate_conf(). | |
694 | */ | |
695 | ||
696 | #define YES 1 | |
697 | #define NO 0 | |
698 | #define UNSET -1 | |
699 | ||
700 | static void | |
701 | set_default_conf(void) | |
702 | { | |
703 | /* ServerInfo.name is not rehashable */ | |
704 | /* ServerInfo.name = ServerInfo.name; */ | |
705 | ServerInfo.description = NULL; | |
47a03750 VY |
706 | ServerInfo.network_name = rb_strdup(NETWORK_NAME_DEFAULT); |
707 | ServerInfo.network_desc = rb_strdup(NETWORK_DESC_DEFAULT); | |
212380e3 AC |
708 | |
709 | memset(&ServerInfo.ip, 0, sizeof(ServerInfo.ip)); | |
710 | ServerInfo.specific_ipv4_vhost = 0; | |
ccda6e3f | 711 | #ifdef RB_IPV6 |
212380e3 AC |
712 | memset(&ServerInfo.ip6, 0, sizeof(ServerInfo.ip6)); |
713 | ServerInfo.specific_ipv6_vhost = 0; | |
714 | #endif | |
212380e3 AC |
715 | |
716 | /* Don't reset hub, as that will break lazylinks */ | |
717 | /* ServerInfo.hub = NO; */ | |
718 | AdminInfo.name = NULL; | |
719 | AdminInfo.email = NULL; | |
720 | AdminInfo.description = NULL; | |
721 | ||
47a03750 VY |
722 | ConfigFileEntry.default_operstring = rb_strdup("is an IRC operator"); |
723 | ConfigFileEntry.default_adminstring = rb_strdup("is a Server Administrator"); | |
724 | ConfigFileEntry.servicestring = rb_strdup("is a Network Service"); | |
212380e3 AC |
725 | |
726 | ConfigFileEntry.default_umodes = UMODE_INVISIBLE; | |
727 | ConfigFileEntry.failed_oper_notice = YES; | |
728 | ConfigFileEntry.anti_nick_flood = NO; | |
729 | ConfigFileEntry.disable_fake_channels = NO; | |
730 | ConfigFileEntry.max_nick_time = 20; | |
731 | ConfigFileEntry.max_nick_changes = 5; | |
732 | ConfigFileEntry.max_accept = 20; | |
733 | ConfigFileEntry.max_monitor = 60; | |
734 | ConfigFileEntry.nick_delay = 900; /* 15 minutes */ | |
735 | ConfigFileEntry.target_change = YES; | |
736 | ConfigFileEntry.anti_spam_exit_message_time = 0; | |
737 | ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT; | |
738 | ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT; | |
739 | ConfigFileEntry.client_exit = YES; | |
740 | ConfigFileEntry.dline_with_reason = YES; | |
741 | ConfigFileEntry.kline_with_reason = YES; | |
742 | ConfigFileEntry.kline_delay = 0; | |
743 | ConfigFileEntry.warn_no_nline = YES; | |
744 | ConfigFileEntry.non_redundant_klines = YES; | |
745 | ConfigFileEntry.stats_e_disabled = NO; | |
746 | ConfigFileEntry.stats_o_oper_only = NO; | |
747 | ConfigFileEntry.stats_k_oper_only = 1; /* masked */ | |
748 | ConfigFileEntry.stats_i_oper_only = 1; /* masked */ | |
749 | ConfigFileEntry.stats_P_oper_only = NO; | |
750 | ConfigFileEntry.stats_c_oper_only = NO; | |
751 | ConfigFileEntry.stats_y_oper_only = NO; | |
752 | ConfigFileEntry.stats_h_oper_only = NO; | |
753 | ConfigFileEntry.map_oper_only = YES; | |
754 | ConfigFileEntry.operspy_admin_only = NO; | |
755 | ConfigFileEntry.pace_wait = 10; | |
756 | ConfigFileEntry.caller_id_wait = 60; | |
757 | ConfigFileEntry.pace_wait_simple = 1; | |
758 | ConfigFileEntry.short_motd = NO; | |
759 | ConfigFileEntry.no_oper_flood = NO; | |
760 | ConfigFileEntry.fname_userlog = NULL; | |
761 | ConfigFileEntry.fname_fuserlog = NULL; | |
762 | ConfigFileEntry.fname_operlog = NULL; | |
763 | ConfigFileEntry.fname_foperlog = NULL; | |
764 | ConfigFileEntry.fname_serverlog = NULL; | |
212380e3 AC |
765 | ConfigFileEntry.fname_klinelog = NULL; |
766 | ConfigFileEntry.fname_operspylog = NULL; | |
767 | ConfigFileEntry.fname_ioerrorlog = NULL; | |
212380e3 | 768 | ConfigFileEntry.use_egd = NO; |
212380e3 AC |
769 | ConfigFileEntry.hide_spoof_ips = YES; |
770 | ConfigFileEntry.hide_error_messages = 1; | |
212380e3 AC |
771 | ConfigFileEntry.dots_in_ident = 0; |
772 | ConfigFileEntry.max_targets = MAX_TARGETS_DEFAULT; | |
47a03750 | 773 | ConfigFileEntry.servlink_path = rb_strdup(SLPATH); |
212380e3 AC |
774 | ConfigFileEntry.egdpool_path = NULL; |
775 | ConfigFileEntry.use_whois_actually = YES; | |
776 | ConfigFileEntry.burst_away = NO; | |
777 | ConfigFileEntry.collision_fnc = YES; | |
778 | ConfigFileEntry.global_snotices = YES; | |
779 | ConfigFileEntry.operspy_dont_care_user_info = NO; | |
780 | ||
781 | #ifdef HAVE_LIBZ | |
782 | ConfigFileEntry.compression_level = 4; | |
783 | #endif | |
784 | ||
785 | ConfigFileEntry.oper_umodes = UMODE_LOCOPS | UMODE_SERVNOTICE | | |
786 | UMODE_OPERWALL | UMODE_WALLOP; | |
787 | ConfigFileEntry.oper_only_umodes = UMODE_SERVNOTICE; | |
788 | ConfigFileEntry.oper_snomask = SNO_GENERAL; | |
789 | ||
790 | ConfigChannel.use_except = YES; | |
791 | ConfigChannel.use_invex = YES; | |
792 | ConfigChannel.use_knock = YES; | |
793 | ConfigChannel.use_forward = YES; | |
794 | ConfigChannel.knock_delay = 300; | |
795 | ConfigChannel.knock_delay_channel = 60; | |
796 | ConfigChannel.max_chans_per_user = 15; | |
797 | ConfigChannel.max_bans = 25; | |
798 | ConfigChannel.max_bans_large = 500; | |
799 | ConfigChannel.burst_topicwho = NO; | |
212380e3 AC |
800 | ConfigChannel.kick_on_split_riding = NO; |
801 | ||
802 | ConfigChannel.default_split_user_count = 15000; | |
803 | ConfigChannel.default_split_server_count = 10; | |
804 | ConfigChannel.no_join_on_split = NO; | |
805 | ConfigChannel.no_create_on_split = YES; | |
806 | ||
807 | ConfigServerHide.flatten_links = 0; | |
808 | ConfigServerHide.links_delay = 300; | |
809 | ConfigServerHide.hidden = 0; | |
810 | ConfigServerHide.disable_hidden = 0; | |
811 | ||
812 | ConfigFileEntry.min_nonwildcard = 4; | |
813 | ConfigFileEntry.min_nonwildcard_simple = 3; | |
814 | ConfigFileEntry.default_floodcount = 8; | |
815 | ConfigFileEntry.client_flood = CLIENT_FLOOD_DEFAULT; | |
816 | ConfigFileEntry.tkline_expire_notices = 0; | |
817 | ||
818 | ConfigFileEntry.reject_after_count = 5; | |
819 | ConfigFileEntry.reject_ban_time = 300; | |
820 | ConfigFileEntry.reject_duration = 120; | |
54015b5f | 821 | ConfigFileEntry.max_unknown_ip = 2; |
c2d96fcb | 822 | |
101db4c4 | 823 | ServerInfo.default_max_clients = MAXCONNECTIONS; |
212380e3 AC |
824 | } |
825 | ||
826 | #undef YES | |
827 | #undef NO | |
828 | ||
829 | /* | |
830 | * read_conf() | |
831 | * | |
832 | * | |
833 | * inputs - file descriptor pointing to config file to use | |
834 | * output - None | |
835 | * side effects - Read configuration file. | |
836 | */ | |
837 | static void | |
838 | read_conf(FILE * file) | |
839 | { | |
840 | lineno = 0; | |
841 | ||
842 | set_default_conf(); /* Set default values prior to conf parsing */ | |
843 | yyparse(); /* Load the values from the conf */ | |
844 | validate_conf(); /* Check to make sure some values are still okay. */ | |
845 | /* Some global values are also loaded here. */ | |
846 | check_class(); /* Make sure classes are valid */ | |
847 | } | |
848 | ||
849 | static void | |
850 | validate_conf(void) | |
851 | { | |
852 | if(ConfigFileEntry.ts_warn_delta < TS_WARN_DELTA_MIN) | |
853 | ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT; | |
854 | ||
855 | if(ConfigFileEntry.ts_max_delta < TS_MAX_DELTA_MIN) | |
856 | ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT; | |
857 | ||
858 | if(ConfigFileEntry.servlink_path == NULL) | |
47a03750 | 859 | ConfigFileEntry.servlink_path = rb_strdup(SLPATH); |
212380e3 AC |
860 | |
861 | if(ServerInfo.network_name == NULL) | |
47a03750 | 862 | ServerInfo.network_name = rb_strdup(NETWORK_NAME_DEFAULT); |
212380e3 AC |
863 | |
864 | if(ServerInfo.network_desc == NULL) | |
47a03750 | 865 | ServerInfo.network_desc = rb_strdup(NETWORK_DESC_DEFAULT); |
212380e3 | 866 | |
8bd5767b | 867 | if(ServerInfo.ssld_count < 1) |
c6d72037 VY |
868 | ServerInfo.ssld_count = 1; |
869 | ||
8bd5767b JT |
870 | if(!rb_setup_ssl_server(ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params)) |
871 | { | |
872 | ilog(L_MAIN, "WARNING: Unable to setup SSL."); | |
873 | ssl_ok = 0; | |
874 | } else { | |
875 | ssl_ok = 1; | |
876 | send_new_ssl_certs(ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params); | |
877 | } | |
878 | ||
879 | if(ServerInfo.ssld_count > get_ssld_count()) | |
880 | { | |
881 | int start = ServerInfo.ssld_count - get_ssld_count(); | |
882 | /* start up additional ssld if needed */ | |
883 | start_ssldaemon(start, ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params); | |
884 | ||
c6d72037 VY |
885 | } |
886 | ||
212380e3 AC |
887 | if((ConfigFileEntry.client_flood < CLIENT_FLOOD_MIN) || |
888 | (ConfigFileEntry.client_flood > CLIENT_FLOOD_MAX)) | |
889 | ConfigFileEntry.client_flood = CLIENT_FLOOD_MAX; | |
890 | ||
212380e3 AC |
891 | if(!split_users || !split_servers || |
892 | (!ConfigChannel.no_create_on_split && !ConfigChannel.no_join_on_split)) | |
893 | { | |
b2c190a6 JT |
894 | rb_event_delete(check_splitmode_ev); |
895 | check_splitmode_ev = NULL; | |
212380e3 AC |
896 | splitmode = 0; |
897 | splitchecking = 0; | |
898 | } | |
899 | } | |
900 | ||
212380e3 AC |
901 | /* add_temp_kline() |
902 | * | |
903 | * inputs - pointer to struct ConfItem | |
904 | * output - none | |
905 | * Side effects - links in given struct ConfItem into | |
906 | * temporary kline link list | |
907 | */ | |
908 | void | |
909 | add_temp_kline(struct ConfItem *aconf) | |
910 | { | |
e3354945 | 911 | if(aconf->hold >= rb_current_time() + (10080 * 60)) |
212380e3 | 912 | { |
330fc5c1 | 913 | rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_WEEK]); |
212380e3 AC |
914 | aconf->port = TEMP_WEEK; |
915 | } | |
e3354945 | 916 | else if(aconf->hold >= rb_current_time() + (1440 * 60)) |
212380e3 | 917 | { |
330fc5c1 | 918 | rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_DAY]); |
212380e3 AC |
919 | aconf->port = TEMP_DAY; |
920 | } | |
e3354945 | 921 | else if(aconf->hold >= rb_current_time() + (60 * 60)) |
212380e3 | 922 | { |
330fc5c1 | 923 | rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_HOUR]); |
212380e3 AC |
924 | aconf->port = TEMP_HOUR; |
925 | } | |
926 | else | |
927 | { | |
330fc5c1 | 928 | rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_MIN]); |
212380e3 AC |
929 | aconf->port = TEMP_MIN; |
930 | } | |
931 | ||
932 | aconf->flags |= CONF_FLAGS_TEMPORARY; | |
933 | add_conf_by_address(aconf->host, CONF_KILL, aconf->user, aconf); | |
934 | } | |
935 | ||
936 | /* add_temp_dline() | |
937 | * | |
938 | * input - pointer to struct ConfItem | |
939 | * output - none | |
940 | * side effects - added to tdline link list and address hash | |
941 | */ | |
942 | void | |
943 | add_temp_dline(struct ConfItem *aconf) | |
944 | { | |
e3354945 | 945 | if(aconf->hold >= rb_current_time() + (10080 * 60)) |
212380e3 | 946 | { |
330fc5c1 | 947 | rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_WEEK]); |
212380e3 AC |
948 | aconf->port = TEMP_WEEK; |
949 | } | |
e3354945 | 950 | else if(aconf->hold >= rb_current_time() + (1440 * 60)) |
212380e3 | 951 | { |
330fc5c1 | 952 | rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_DAY]); |
212380e3 AC |
953 | aconf->port = TEMP_DAY; |
954 | } | |
e3354945 | 955 | else if(aconf->hold >= rb_current_time() + (60 * 60)) |
212380e3 | 956 | { |
330fc5c1 | 957 | rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_HOUR]); |
212380e3 AC |
958 | aconf->port = TEMP_HOUR; |
959 | } | |
960 | else | |
961 | { | |
330fc5c1 | 962 | rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_MIN]); |
212380e3 AC |
963 | aconf->port = TEMP_MIN; |
964 | } | |
965 | ||
966 | aconf->flags |= CONF_FLAGS_TEMPORARY; | |
967 | add_conf_by_address(aconf->host, CONF_DLINE, aconf->user, aconf); | |
968 | } | |
969 | ||
970 | /* expire_tkline() | |
971 | * | |
972 | * inputs - list pointer | |
973 | * - type | |
974 | * output - NONE | |
975 | * side effects - expire tklines and moves them between lists | |
976 | */ | |
977 | static void | |
978 | expire_temp_kd(void *list) | |
979 | { | |
330fc5c1 | 980 | rb_dlink_node *ptr; |
637c4932 | 981 | rb_dlink_node *next_ptr; |
212380e3 AC |
982 | struct ConfItem *aconf; |
983 | ||
637c4932 | 984 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, ((rb_dlink_list *) list)->head) |
212380e3 AC |
985 | { |
986 | aconf = ptr->data; | |
987 | ||
e3354945 | 988 | if(aconf->hold <= rb_current_time()) |
212380e3 AC |
989 | { |
990 | /* Alert opers that a TKline expired - Hwy */ | |
991 | if(ConfigFileEntry.tkline_expire_notices) | |
992 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
993 | "Temporary K-line for [%s@%s] expired", | |
994 | (aconf->user) ? aconf-> | |
995 | user : "*", (aconf->host) ? aconf->host : "*"); | |
996 | ||
997 | delete_one_address_conf(aconf->host, aconf); | |
330fc5c1 | 998 | rb_dlinkDestroy(ptr, list); |
212380e3 AC |
999 | } |
1000 | } | |
1001 | } | |
1002 | ||
1003 | static void | |
1004 | reorganise_temp_kd(void *list) | |
1005 | { | |
1006 | struct ConfItem *aconf; | |
637c4932 | 1007 | rb_dlink_node *ptr, *next_ptr; |
212380e3 | 1008 | |
637c4932 | 1009 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, ((rb_dlink_list *) list)->head) |
212380e3 AC |
1010 | { |
1011 | aconf = ptr->data; | |
1012 | ||
e3354945 | 1013 | if(aconf->hold < (rb_current_time() + (60 * 60))) |
212380e3 | 1014 | { |
330fc5c1 | 1015 | rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ? |
212380e3 AC |
1016 | &temp_klines[TEMP_MIN] : &temp_dlines[TEMP_MIN]); |
1017 | aconf->port = TEMP_MIN; | |
1018 | } | |
1019 | else if(aconf->port > TEMP_HOUR) | |
1020 | { | |
e3354945 | 1021 | if(aconf->hold < (rb_current_time() + (1440 * 60))) |
212380e3 | 1022 | { |
330fc5c1 | 1023 | rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ? |
212380e3 AC |
1024 | &temp_klines[TEMP_HOUR] : &temp_dlines[TEMP_HOUR]); |
1025 | aconf->port = TEMP_HOUR; | |
1026 | } | |
1027 | else if(aconf->port > TEMP_DAY && | |
e3354945 | 1028 | (aconf->hold < (rb_current_time() + (10080 * 60)))) |
212380e3 | 1029 | { |
330fc5c1 | 1030 | rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ? |
212380e3 AC |
1031 | &temp_klines[TEMP_DAY] : &temp_dlines[TEMP_DAY]); |
1032 | aconf->port = TEMP_DAY; | |
1033 | } | |
1034 | } | |
1035 | } | |
1036 | } | |
1037 | ||
1038 | ||
1039 | /* const char* get_oper_name(struct Client *client_p) | |
1040 | * Input: A client to find the active oper{} name for. | |
1041 | * Output: The nick!user@host{oper} of the oper. | |
1042 | * "oper" is server name for remote opers | |
1043 | * Side effects: None. | |
1044 | */ | |
1045 | char * | |
1046 | get_oper_name(struct Client *client_p) | |
1047 | { | |
1048 | /* +5 for !,@,{,} and null */ | |
1049 | static char buffer[NICKLEN + USERLEN + HOSTLEN + HOSTLEN + 5]; | |
1050 | ||
1051 | if(MyOper(client_p)) | |
1052 | { | |
b2f0da88 | 1053 | rb_snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", |
212380e3 AC |
1054 | client_p->name, client_p->username, |
1055 | client_p->host, client_p->localClient->opername); | |
1056 | return buffer; | |
1057 | } | |
1058 | ||
b2f0da88 | 1059 | rb_snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", |
212380e3 AC |
1060 | client_p->name, client_p->username, |
1061 | client_p->host, client_p->servptr->name); | |
1062 | return buffer; | |
1063 | } | |
1064 | ||
1065 | /* | |
1066 | * get_printable_conf | |
1067 | * | |
1068 | * inputs - struct ConfItem | |
1069 | * | |
1070 | * output - name | |
1071 | * - host | |
1072 | * - pass | |
1073 | * - user | |
1074 | * - port | |
1075 | * | |
1076 | * side effects - | |
1077 | * Examine the struct struct ConfItem, setting the values | |
1078 | * of name, host, pass, user to values either | |
1079 | * in aconf, or "<NULL>" port is set to aconf->port in all cases. | |
1080 | */ | |
1081 | void | |
1082 | get_printable_conf(struct ConfItem *aconf, char **name, char **host, | |
1083 | char **pass, char **user, int *port, char **classname) | |
1084 | { | |
1085 | static char null[] = "<NULL>"; | |
1086 | static char zero[] = "default"; | |
1087 | ||
1088 | *name = EmptyString(aconf->name) ? null : aconf->name; | |
1089 | *host = EmptyString(aconf->host) ? null : aconf->host; | |
1090 | *pass = EmptyString(aconf->passwd) ? null : aconf->passwd; | |
1091 | *user = EmptyString(aconf->user) ? null : aconf->user; | |
1092 | *classname = EmptyString(aconf->className) ? zero : aconf->className; | |
1093 | *port = (int) aconf->port; | |
1094 | } | |
1095 | ||
54ac8b60 VY |
1096 | void |
1097 | get_printable_kline(struct Client *source_p, struct ConfItem *aconf, | |
1098 | char **host, char **reason, | |
1099 | char **user, char **oper_reason) | |
1100 | { | |
1101 | static char null[] = "<NULL>"; | |
1102 | ||
1103 | *host = EmptyString(aconf->host) ? null : aconf->host; | |
1104 | *reason = EmptyString(aconf->passwd) ? null : aconf->passwd; | |
1105 | *user = EmptyString(aconf->user) ? null : aconf->user; | |
1106 | ||
1107 | if(EmptyString(aconf->spasswd) || !IsOper(source_p)) | |
1108 | *oper_reason = NULL; | |
1109 | else | |
1110 | *oper_reason = aconf->spasswd; | |
212380e3 AC |
1111 | } |
1112 | ||
1113 | /* | |
1114 | * read_conf_files | |
1115 | * | |
1116 | * inputs - cold start YES or NO | |
1117 | * output - none | |
1118 | * side effects - read all conf files needed, ircd.conf kline.conf etc. | |
1119 | */ | |
1120 | void | |
1121 | read_conf_files(int cold) | |
1122 | { | |
1123 | const char *filename; | |
1124 | ||
1125 | conf_fbfile_in = NULL; | |
1126 | ||
1127 | filename = get_conf_name(CONF_TYPE); | |
1128 | ||
1129 | /* We need to know the initial filename for the yyerror() to report | |
1130 | FIXME: The full path is in conffilenamebuf first time since we | |
1131 | dont know anything else | |
1132 | ||
1133 | - Gozem 2002-07-21 | |
1134 | */ | |
f427c8b0 | 1135 | rb_strlcpy(conffilebuf, filename, sizeof(conffilebuf)); |
212380e3 AC |
1136 | |
1137 | if((conf_fbfile_in = fopen(filename, "r")) == NULL) | |
1138 | { | |
1139 | if(cold) | |
1140 | { | |
1141 | ilog(L_MAIN, "Failed in reading configuration file %s", filename); | |
1142 | exit(-1); | |
1143 | } | |
1144 | else | |
1145 | { | |
1146 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
1147 | "Can't open file '%s' - aborting rehash!", filename); | |
1148 | return; | |
1149 | } | |
1150 | } | |
1151 | ||
1152 | if(!cold) | |
1153 | { | |
1154 | clear_out_old_conf(); | |
1155 | } | |
1156 | ||
1157 | read_conf(conf_fbfile_in); | |
1158 | fclose(conf_fbfile_in); | |
1159 | } | |
1160 | ||
8ac75529 AC |
1161 | /* |
1162 | * free an alias{} entry. | |
1163 | */ | |
1164 | static void | |
1165 | free_alias_cb(struct DictionaryElement *ptr, void *unused) | |
1166 | { | |
1167 | struct alias_entry *aptr = ptr->data; | |
1168 | ||
637c4932 VY |
1169 | rb_free(aptr->name); |
1170 | rb_free(aptr->target); | |
1171 | rb_free(aptr); | |
8ac75529 AC |
1172 | } |
1173 | ||
212380e3 AC |
1174 | /* |
1175 | * clear_out_old_conf | |
1176 | * | |
1177 | * inputs - none | |
1178 | * output - none | |
1179 | * side effects - Clear out the old configuration | |
1180 | */ | |
1181 | static void | |
1182 | clear_out_old_conf(void) | |
1183 | { | |
1184 | struct Class *cltmp; | |
330fc5c1 | 1185 | rb_dlink_node *ptr; |
637c4932 | 1186 | rb_dlink_node *next_ptr; |
212380e3 AC |
1187 | |
1188 | /* | |
1189 | * don't delete the class table, rather mark all entries | |
1190 | * for deletion. The table is cleaned up by check_class. - avalon | |
1191 | */ | |
5cefa1d6 | 1192 | RB_DLINK_FOREACH(ptr, class_list.head) |
212380e3 AC |
1193 | { |
1194 | cltmp = ptr->data; | |
1195 | MaxUsers(cltmp) = -1; | |
1196 | } | |
1197 | ||
1198 | clear_out_address_conf(); | |
1199 | clear_s_newconf(); | |
1200 | ||
1201 | /* clean out module paths */ | |
1202 | #ifndef STATIC_MODULES | |
1203 | mod_clear_paths(); | |
1204 | mod_add_path(MODULE_DIR); | |
1205 | mod_add_path(MODULE_DIR "/autoload"); | |
1206 | #endif | |
1207 | ||
1208 | /* clean out ServerInfo */ | |
637c4932 | 1209 | rb_free(ServerInfo.description); |
212380e3 | 1210 | ServerInfo.description = NULL; |
637c4932 | 1211 | rb_free(ServerInfo.network_name); |
212380e3 | 1212 | ServerInfo.network_name = NULL; |
637c4932 | 1213 | rb_free(ServerInfo.network_desc); |
212380e3 AC |
1214 | ServerInfo.network_desc = NULL; |
1215 | ||
c6d72037 VY |
1216 | ServerInfo.ssld_count = 1; |
1217 | ||
212380e3 | 1218 | /* clean out AdminInfo */ |
637c4932 | 1219 | rb_free(AdminInfo.name); |
212380e3 | 1220 | AdminInfo.name = NULL; |
637c4932 | 1221 | rb_free(AdminInfo.email); |
212380e3 | 1222 | AdminInfo.email = NULL; |
637c4932 | 1223 | rb_free(AdminInfo.description); |
212380e3 AC |
1224 | AdminInfo.description = NULL; |
1225 | ||
1226 | /* operator{} and class{} blocks are freed above */ | |
1227 | /* clean out listeners */ | |
1228 | close_listeners(); | |
1229 | ||
1230 | /* auth{}, quarantine{}, shared{}, connect{}, kill{}, deny{}, exempt{} | |
1231 | * and gecos{} blocks are freed above too | |
1232 | */ | |
1233 | ||
1234 | /* clean out general */ | |
637c4932 | 1235 | rb_free(ConfigFileEntry.servlink_path); |
212380e3 AC |
1236 | ConfigFileEntry.servlink_path = NULL; |
1237 | ||
637c4932 | 1238 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, service_list.head) |
212380e3 | 1239 | { |
637c4932 | 1240 | rb_free(ptr->data); |
330fc5c1 | 1241 | rb_dlinkDestroy(ptr, &service_list); |
212380e3 AC |
1242 | } |
1243 | ||
1244 | /* remove any aliases... -- nenolod */ | |
8ac75529 AC |
1245 | irc_dictionary_destroy(alias_dict, free_alias_cb, NULL); |
1246 | alias_dict = NULL; | |
212380e3 AC |
1247 | |
1248 | destroy_blacklists(); | |
1249 | ||
1250 | /* OK, that should be everything... */ | |
1251 | } | |
1252 | ||
1253 | ||
1254 | /* write_confitem() | |
1255 | * | |
1256 | * inputs - kline, dline or resv type flag | |
1257 | * - client pointer to report to | |
1258 | * - user name of target | |
1259 | * - host name of target | |
1260 | * - reason for target | |
1261 | * - time string | |
1262 | * - type of xline | |
1263 | * output - NONE | |
1264 | * side effects - This function takes care of finding the right conf | |
1265 | * file and adding the line to it, as well as notifying | |
1266 | * opers and the user. | |
1267 | */ | |
1268 | void | |
1269 | write_confitem(KlineType type, struct Client *source_p, char *user, | |
1270 | char *host, const char *reason, const char *oper_reason, | |
1271 | const char *current_date, int xtype) | |
1272 | { | |
1273 | char buffer[1024]; | |
1274 | FILE *out; | |
1275 | const char *filename; /* filename to use for kline */ | |
1276 | ||
1277 | filename = get_conf_name(type); | |
1278 | ||
1279 | if(type == KLINE_TYPE) | |
1280 | { | |
1281 | if(EmptyString(oper_reason)) | |
1282 | { | |
1283 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
1284 | "%s added K-Line for [%s@%s] [%s]", | |
1285 | get_oper_name(source_p), user, | |
1286 | host, reason); | |
1287 | ilog(L_KLINE, "K %s 0 %s %s %s", | |
1288 | get_oper_name(source_p), user, host, reason); | |
1289 | } | |
1290 | else | |
1291 | { | |
1292 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
1293 | "%s added K-Line for [%s@%s] [%s|%s]", | |
1294 | get_oper_name(source_p), user, | |
1295 | host, reason, oper_reason); | |
1296 | ilog(L_KLINE, "K %s 0 %s %s %s|%s", | |
1297 | get_oper_name(source_p), user, host, | |
1298 | reason, oper_reason); | |
1299 | } | |
1300 | ||
1301 | sendto_one_notice(source_p, ":Added K-Line [%s@%s]", | |
1302 | user, host); | |
1303 | } | |
1304 | else if(type == DLINE_TYPE) | |
1305 | { | |
1306 | if(EmptyString(oper_reason)) | |
1307 | { | |
1308 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
1309 | "%s added D-Line for [%s] [%s]", | |
1310 | get_oper_name(source_p), host, reason); | |
1311 | ilog(L_KLINE, "D %s 0 %s %s", | |
1312 | get_oper_name(source_p), host, reason); | |
1313 | } | |
1314 | else | |
1315 | { | |
1316 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
1317 | "%s added D-Line for [%s] [%s|%s]", | |
1318 | get_oper_name(source_p), host, | |
1319 | reason, oper_reason); | |
1320 | ilog(L_KLINE, "D %s 0 %s %s|%s", | |
1321 | get_oper_name(source_p), host, | |
1322 | reason, oper_reason); | |
1323 | } | |
1324 | ||
5366977b | 1325 | sendto_one_notice(source_p, ":Added D-Line [%s] to %s", host, filename); |
212380e3 AC |
1326 | |
1327 | } | |
1328 | else if(type == RESV_TYPE) | |
1329 | { | |
1330 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
1331 | "%s added RESV for [%s] [%s]", | |
1332 | get_oper_name(source_p), host, reason); | |
1333 | ilog(L_KLINE, "R %s 0 %s %s", | |
1334 | get_oper_name(source_p), host, reason); | |
1335 | ||
1336 | sendto_one_notice(source_p, ":Added RESV for [%s] [%s]", | |
1337 | host, reason); | |
1338 | } | |
1339 | ||
1340 | if((out = fopen(filename, "a")) == NULL) | |
1341 | { | |
1342 | sendto_realops_snomask(SNO_GENERAL, L_ALL, "*** Problem opening %s ", filename); | |
1343 | sendto_one_notice(source_p, ":*** Problem opening file, added temporarily only"); | |
1344 | return; | |
1345 | } | |
1346 | ||
1347 | if(oper_reason == NULL) | |
1348 | oper_reason = ""; | |
1349 | ||
1350 | if(type == KLINE_TYPE) | |
1351 | { | |
b2f0da88 | 1352 | rb_snprintf(buffer, sizeof(buffer), |
212380e3 AC |
1353 | "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n", |
1354 | user, host, reason, oper_reason, current_date, | |
8982edb0 | 1355 | get_oper_name(source_p), (long int)rb_current_time()); |
212380e3 AC |
1356 | } |
1357 | else if(type == DLINE_TYPE) | |
1358 | { | |
b2f0da88 | 1359 | rb_snprintf(buffer, sizeof(buffer), |
212380e3 | 1360 | "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n", host, |
8982edb0 | 1361 | reason, oper_reason, current_date, get_oper_name(source_p), (long int)rb_current_time()); |
212380e3 AC |
1362 | } |
1363 | else if(type == RESV_TYPE) | |
1364 | { | |
b2f0da88 | 1365 | rb_snprintf(buffer, sizeof(buffer), "\"%s\",\"%s\",\"%s\",%ld\n", |
8982edb0 | 1366 | host, reason, get_oper_name(source_p), (long int)rb_current_time()); |
212380e3 AC |
1367 | } |
1368 | ||
1369 | if(fputs(buffer, out) == -1) | |
1370 | { | |
1371 | sendto_realops_snomask(SNO_GENERAL, L_ALL, "*** Problem writing to %s", filename); | |
1372 | sendto_one_notice(source_p, ":*** Problem writing to file, added temporarily only"); | |
1373 | fclose(out); | |
1374 | return; | |
1375 | } | |
1376 | ||
1377 | if (fclose(out)) | |
1378 | { | |
1379 | sendto_realops_snomask(SNO_GENERAL, L_ALL, "*** Problem writing to %s", filename); | |
1380 | sendto_one_notice(source_p, ":*** Problem writing to file, added temporarily only"); | |
1381 | return; | |
1382 | } | |
1383 | } | |
1384 | ||
1385 | /* get_conf_name | |
1386 | * | |
1387 | * inputs - type of conf file to return name of file for | |
1388 | * output - pointer to filename for type of conf | |
1389 | * side effects - none | |
1390 | */ | |
1391 | const char * | |
1392 | get_conf_name(KlineType type) | |
1393 | { | |
1394 | if(type == CONF_TYPE) | |
1395 | { | |
1396 | return (ConfigFileEntry.configfile); | |
1397 | } | |
1398 | else if(type == DLINE_TYPE) | |
1399 | { | |
1400 | return (ConfigFileEntry.dlinefile); | |
1401 | } | |
1402 | else if(type == RESV_TYPE) | |
1403 | { | |
1404 | return (ConfigFileEntry.resvfile); | |
1405 | } | |
1406 | ||
1407 | return ConfigFileEntry.klinefile; | |
1408 | } | |
1409 | ||
1410 | /* | |
1411 | * conf_add_class_to_conf | |
1412 | * inputs - pointer to config item | |
1413 | * output - NONE | |
1414 | * side effects - Add a class pointer to a conf | |
1415 | */ | |
1416 | ||
1417 | void | |
1418 | conf_add_class_to_conf(struct ConfItem *aconf) | |
1419 | { | |
1420 | if(aconf->className == NULL) | |
1421 | { | |
47a03750 | 1422 | aconf->className = rb_strdup("default"); |
212380e3 AC |
1423 | ClassPtr(aconf) = default_class; |
1424 | return; | |
1425 | } | |
1426 | ||
1427 | ClassPtr(aconf) = find_class(aconf->className); | |
1428 | ||
1429 | if(ClassPtr(aconf) == default_class) | |
1430 | { | |
1431 | if(aconf->status == CONF_CLIENT) | |
1432 | { | |
1433 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
1434 | "Warning -- Using default class for missing class \"%s\" in auth{} for %s@%s", | |
1435 | aconf->className, aconf->user, aconf->host); | |
1436 | } | |
1437 | ||
637c4932 | 1438 | rb_free(aconf->className); |
47a03750 | 1439 | aconf->className = rb_strdup("default"); |
212380e3 AC |
1440 | return; |
1441 | } | |
1442 | ||
1443 | if(ConfMaxUsers(aconf) < 0) | |
1444 | { | |
1445 | ClassPtr(aconf) = default_class; | |
637c4932 | 1446 | rb_free(aconf->className); |
47a03750 | 1447 | aconf->className = rb_strdup("default"); |
212380e3 AC |
1448 | return; |
1449 | } | |
1450 | } | |
1451 | ||
1452 | /* | |
1453 | * conf_add_d_conf | |
1454 | * inputs - pointer to config item | |
1455 | * output - NONE | |
1456 | * side effects - Add a d/D line | |
1457 | */ | |
1458 | void | |
1459 | conf_add_d_conf(struct ConfItem *aconf) | |
1460 | { | |
1461 | if(aconf->host == NULL) | |
1462 | return; | |
1463 | ||
1464 | aconf->user = NULL; | |
1465 | ||
1466 | /* XXX - Should 'd' ever be in the old conf? For new conf we don't | |
1467 | * need this anyway, so I will disable it for now... -A1kmm | |
1468 | */ | |
1469 | ||
1470 | if(parse_netmask(aconf->host, NULL, NULL) == HM_HOST) | |
1471 | { | |
1472 | ilog(L_MAIN, "Invalid Dline %s ignored", aconf->host); | |
1473 | free_conf(aconf); | |
1474 | } | |
1475 | else | |
1476 | { | |
1477 | add_conf_by_address(aconf->host, CONF_DLINE, NULL, aconf); | |
1478 | } | |
1479 | } | |
1480 | ||
decf0486 VY |
1481 | static char * |
1482 | strip_tabs(char *dest, const char *src, size_t len) | |
1483 | { | |
1484 | char *d = dest; | |
1485 | ||
1486 | if(dest == NULL || src == NULL) | |
1487 | return NULL; | |
1488 | ||
1489 | rb_strlcpy(dest, src, len); | |
1490 | ||
1491 | while(*d) | |
1492 | { | |
1493 | if(*d == '\t') | |
1494 | *d = ' '; | |
1495 | d++; | |
1496 | } | |
1497 | return dest; | |
1498 | } | |
212380e3 AC |
1499 | |
1500 | /* | |
1501 | * yyerror | |
1502 | * | |
1503 | * inputs - message from parser | |
1504 | * output - none | |
1505 | * side effects - message to opers and log file entry is made | |
1506 | */ | |
1507 | void | |
1508 | yyerror(const char *msg) | |
1509 | { | |
1510 | char newlinebuf[BUFSIZE]; | |
1511 | ||
9eea5de1 | 1512 | strip_tabs(newlinebuf, linebuf, strlen(linebuf)); |
212380e3 AC |
1513 | |
1514 | sendto_realops_snomask(SNO_GENERAL, L_ALL, "\"%s\", line %d: %s at '%s'", | |
1515 | conffilebuf, lineno + 1, msg, newlinebuf); | |
1516 | ||
1517 | ilog(L_MAIN, "\"%s\", line %d: %s at '%s'", conffilebuf, lineno + 1, msg, newlinebuf); | |
1518 | } | |
1519 | ||
1520 | int | |
1521 | conf_fgets(char *lbuf, int max_size, FILE * fb) | |
1522 | { | |
1523 | char *buff; | |
1524 | ||
1525 | if((buff = fgets(lbuf, max_size, fb)) == NULL) | |
1526 | return (0); | |
1527 | ||
1528 | return (strlen(lbuf)); | |
1529 | } | |
1530 | ||
1531 | int | |
1532 | conf_yy_fatal_error(const char *msg) | |
1533 | { | |
1534 | return (0); | |
1535 | } |