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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 *
24 * $Id: s_conf.c 3550 2007-08-09 06:47:26Z nenolod $
25 */
26
27 #include "stdinc.h"
28 #include "ircd_defs.h"
29 #include "s_conf.h"
30 #include "s_newconf.h"
31 #include "newconf.h"
32 #include "s_serv.h"
33 #include "s_stats.h"
34 #include "channel.h"
35 #include "class.h"
36 #include "client.h"
37 #include "common.h"
38 #include "hash.h"
39 #include "match.h"
40 #include "ircd.h"
41 #include "listener.h"
42 #include "hostmask.h"
43 #include "modules.h"
44 #include "numeric.h"
45 #include "logger.h"
46 #include "send.h"
47 #include "reject.h"
48 #include "cache.h"
49 #include "blacklist.h"
50 #include "privilege.h"
51 #include "sslproc.h"
52
53 struct config_server_hide ConfigServerHide;
54
55 extern int yyparse(void); /* defined in y.tab.c */
56 extern char linebuf[];
57
58 #ifndef INADDR_NONE
59 #define INADDR_NONE ((unsigned int) 0xffffffff)
60 #endif
61
62 static rb_bh *confitem_heap = NULL;
63
64 rb_dlink_list temp_klines[LAST_TEMP_TYPE];
65 rb_dlink_list temp_dlines[LAST_TEMP_TYPE];
66 rb_dlink_list service_list;
67
68 /* internally defined functions */
69 static void set_default_conf(void);
70 static void validate_conf(void);
71 static void read_conf(FILE *);
72 static void clear_out_old_conf(void);
73
74 static void expire_temp_kd(void *list);
75 static void reorganise_temp_kd(void *list);
76
77 FILE *conf_fbfile_in;
78 extern char yytext[];
79 struct Client *remote_rehash_oper_p;
80
81 static int verify_access(struct Client *client_p, const char *username);
82 static int attach_iline(struct Client *, struct ConfItem *);
83
84 void
85 init_s_conf(void)
86 {
87 confitem_heap = rb_bh_create(sizeof(struct ConfItem), CONFITEM_HEAP_SIZE, "confitem_heap");
88
89 rb_event_addish("expire_temp_klines", expire_temp_kd, &temp_klines[TEMP_MIN], 60);
90 rb_event_addish("expire_temp_dlines", expire_temp_kd, &temp_dlines[TEMP_MIN], 60);
91
92 rb_event_addish("expire_temp_klines_hour", reorganise_temp_kd,
93 &temp_klines[TEMP_HOUR], 3600);
94 rb_event_addish("expire_temp_dlines_hour", reorganise_temp_kd,
95 &temp_dlines[TEMP_HOUR], 3600);
96 rb_event_addish("expire_temp_klines_day", reorganise_temp_kd,
97 &temp_klines[TEMP_DAY], 86400);
98 rb_event_addish("expire_temp_dlines_day", reorganise_temp_kd,
99 &temp_dlines[TEMP_DAY], 86400);
100 rb_event_addish("expire_temp_klines_week", reorganise_temp_kd,
101 &temp_klines[TEMP_WEEK], 604800);
102 rb_event_addish("expire_temp_dlines_week", reorganise_temp_kd,
103 &temp_dlines[TEMP_WEEK], 604800);
104 }
105
106 /*
107 * make_conf
108 *
109 * inputs - none
110 * output - pointer to new conf entry
111 * side effects - none
112 */
113 struct ConfItem *
114 make_conf()
115 {
116 struct ConfItem *aconf;
117
118 aconf = rb_bh_alloc(confitem_heap);
119 aconf->status = CONF_ILLEGAL;
120 return (aconf);
121 }
122
123 /*
124 * free_conf
125 *
126 * inputs - pointer to conf to free
127 * output - none
128 * side effects - crucial password fields are zeroed, conf is freed
129 */
130 void
131 free_conf(struct ConfItem *aconf)
132 {
133 s_assert(aconf != NULL);
134 if(aconf == NULL)
135 return;
136
137 /* security.. */
138 if(aconf->passwd)
139 memset(aconf->passwd, 0, strlen(aconf->passwd));
140 if(aconf->spasswd)
141 memset(aconf->spasswd, 0, strlen(aconf->spasswd));
142
143 rb_free(aconf->passwd);
144 rb_free(aconf->spasswd);
145 rb_free(aconf->name);
146 rb_free(aconf->className);
147 rb_free(aconf->user);
148 rb_free(aconf->host);
149
150 rb_bh_free(confitem_heap, aconf);
151 }
152
153 /*
154 * check_client
155 *
156 * inputs - pointer to client
157 * output - 0 = Success
158 * NOT_AUTHORISED (-1) = Access denied (no I line match)
159 * SOCKET_ERROR (-2) = Bad socket.
160 * I_LINE_FULL (-3) = I-line is full
161 * TOO_MANY (-4) = Too many connections from hostname
162 * BANNED_CLIENT (-5) = K-lined
163 * side effects - Ordinary client access check.
164 * Look for conf lines which have the same
165 * status as the flags passed.
166 */
167 int
168 check_client(struct Client *client_p, struct Client *source_p, const char *username)
169 {
170 int i;
171
172 if((i = verify_access(source_p, username)))
173 {
174 ilog(L_FUSER, "Access denied: %s[%s]",
175 source_p->name, source_p->sockhost);
176 }
177
178 switch (i)
179 {
180 case SOCKET_ERROR:
181 exit_client(client_p, source_p, &me, "Socket Error");
182 break;
183
184 case TOO_MANY_LOCAL:
185 /* Note that these notices are sent to opers on other
186 * servers also, so even if local opers are allowed to
187 * see the IP, we still cannot send it.
188 */
189 sendto_realops_snomask(SNO_FULL, L_NETWIDE,
190 "Too many local connections for %s!%s%s@%s",
191 source_p->name, IsGotId(source_p) ? "" : "~",
192 source_p->username,
193 show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : source_p->host);
194
195 ilog(L_FUSER, "Too many local connections from %s!%s%s@%s",
196 source_p->name, IsGotId(source_p) ? "" : "~",
197 source_p->username, source_p->sockhost);
198
199 ServerStats.is_ref++;
200 exit_client(client_p, source_p, &me, "Too many host connections (local)");
201 break;
202
203 case TOO_MANY_GLOBAL:
204 sendto_realops_snomask(SNO_FULL, L_NETWIDE,
205 "Too many global connections for %s!%s%s@%s",
206 source_p->name, IsGotId(source_p) ? "" : "~",
207 source_p->username,
208 show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : source_p->host);
209 ilog(L_FUSER, "Too many global connections from %s!%s%s@%s",
210 source_p->name, IsGotId(source_p) ? "" : "~",
211 source_p->username, source_p->sockhost);
212
213 ServerStats.is_ref++;
214 exit_client(client_p, source_p, &me, "Too many host connections (global)");
215 break;
216
217 case TOO_MANY_IDENT:
218 sendto_realops_snomask(SNO_FULL, L_NETWIDE,
219 "Too many user connections for %s!%s%s@%s",
220 source_p->name, IsGotId(source_p) ? "" : "~",
221 source_p->username,
222 show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : source_p->host);
223 ilog(L_FUSER, "Too many user connections from %s!%s%s@%s",
224 source_p->name, IsGotId(source_p) ? "" : "~",
225 source_p->username, source_p->sockhost);
226
227 ServerStats.is_ref++;
228 exit_client(client_p, source_p, &me, "Too many user connections (global)");
229 break;
230
231 case I_LINE_FULL:
232 sendto_realops_snomask(SNO_FULL, L_NETWIDE,
233 "I-line is full for %s!%s%s@%s (%s).",
234 source_p->name, IsGotId(source_p) ? "" : "~",
235 source_p->username, source_p->host,
236 show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : "255.255.255.255");
237
238 ilog(L_FUSER, "Too many connections from %s!%s%s@%s.",
239 source_p->name, IsGotId(source_p) ? "" : "~",
240 source_p->username, source_p->sockhost);
241
242 ServerStats.is_ref++;
243 exit_client(client_p, source_p, &me,
244 "No more connections allowed in your connection class");
245 break;
246
247 case NOT_AUTHORISED:
248 {
249 int port = -1;
250 #ifdef RB_IPV6
251 if(source_p->localClient->ip.ss_family == AF_INET6)
252 port = ntohs(((struct sockaddr_in6 *)&source_p->localClient->listener->addr)->sin6_port);
253 else
254 #endif
255 port = ntohs(((struct sockaddr_in *)&source_p->localClient->listener->addr)->sin_port);
256
257 ServerStats.is_ref++;
258 /* jdc - lists server name & port connections are on */
259 /* a purely cosmetical change */
260 /* why ipaddr, and not just source_p->sockhost? --fl */
261 #if 0
262 static char ipaddr[HOSTIPLEN];
263 rb_inet_ntop_sock(&source_p->localClient->ip, ipaddr, sizeof(ipaddr));
264 #endif
265 sendto_realops_snomask(SNO_UNAUTH, L_ALL,
266 "Unauthorised client connection from "
267 "%s!%s%s@%s [%s] on [%s/%u].",
268 source_p->name, IsGotId(source_p) ? "" : "~",
269 source_p->username, source_p->host,
270 source_p->sockhost,
271 source_p->localClient->listener->name, port);
272
273 ilog(L_FUSER,
274 "Unauthorised client connection from %s!%s%s@%s on [%s/%u].",
275 source_p->name, IsGotId(source_p) ? "" : "~",
276 source_p->username, source_p->sockhost,
277 source_p->localClient->listener->name, port);
278 add_reject(client_p, NULL, NULL);
279 exit_client(client_p, source_p, &me,
280 "You are not authorised to use this server");
281 break;
282 }
283 case BANNED_CLIENT:
284 exit_client(client_p, client_p, &me, "*** Banned ");
285 ServerStats.is_ref++;
286 break;
287
288 case 0:
289 default:
290 break;
291 }
292 return (i);
293 }
294
295 /*
296 * verify_access
297 *
298 * inputs - pointer to client to verify
299 * - pointer to proposed username
300 * output - 0 if success -'ve if not
301 * side effect - find the first (best) I line to attach.
302 */
303 static int
304 verify_access(struct Client *client_p, const char *username)
305 {
306 struct ConfItem *aconf;
307 char non_ident[USERLEN + 1];
308
309 if(IsGotId(client_p))
310 {
311 aconf = find_address_conf(client_p->host, client_p->sockhost,
312 client_p->username, client_p->username,
313 (struct sockaddr *) &client_p->localClient->ip,
314 client_p->localClient->ip.ss_family,
315 client_p->localClient->auth_user);
316 }
317 else
318 {
319 rb_strlcpy(non_ident, "~", sizeof(non_ident));
320 rb_strlcat(non_ident, username, sizeof(non_ident));
321 aconf = find_address_conf(client_p->host, client_p->sockhost,
322 non_ident, client_p->username,
323 (struct sockaddr *) &client_p->localClient->ip,
324 client_p->localClient->ip.ss_family,
325 client_p->localClient->auth_user);
326 }
327
328 if(aconf == NULL)
329 return NOT_AUTHORISED;
330
331 if(aconf->status & CONF_CLIENT)
332 {
333 if(aconf->flags & CONF_FLAGS_REDIR)
334 {
335 sendto_one_numeric(client_p, RPL_REDIR, form_str(RPL_REDIR),
336 aconf->name ? aconf->name : "", aconf->port);
337 return (NOT_AUTHORISED);
338 }
339
340 /* Thanks for spoof idea amm */
341 if(IsConfDoSpoofIp(aconf))
342 {
343 char *p;
344
345 /* show_ip() depends on this --fl */
346 SetIPSpoof(client_p);
347
348 if(IsConfSpoofNotice(aconf))
349 {
350 sendto_realops_snomask(SNO_GENERAL, L_ALL,
351 "%s spoofing: %s as %s",
352 client_p->name,
353 show_ip(NULL, client_p) ? client_p->host : aconf->name,
354 aconf->name);
355 }
356
357 /* user@host spoof */
358 if((p = strchr(aconf->name, '@')) != NULL)
359 {
360 char *host = p+1;
361 *p = '\0';
362
363 rb_strlcpy(client_p->username, aconf->name,
364 sizeof(client_p->username));
365 rb_strlcpy(client_p->host, host,
366 sizeof(client_p->host));
367 *p = '@';
368 }
369 else
370 rb_strlcpy(client_p->host, aconf->name, sizeof(client_p->host));
371 }
372 return (attach_iline(client_p, aconf));
373 }
374 else if(aconf->status & CONF_KILL)
375 {
376 if(ConfigFileEntry.kline_with_reason)
377 {
378 sendto_one(client_p,
379 form_str(ERR_YOUREBANNEDCREEP),
380 me.name, client_p->name, aconf->passwd);
381 }
382 add_reject(client_p, aconf->user, aconf->host);
383 return (BANNED_CLIENT);
384 }
385
386 return NOT_AUTHORISED;
387 }
388
389
390 /*
391 * add_ip_limit
392 *
393 * Returns 1 if successful 0 if not
394 *
395 * This checks if the user has exceed the limits for their class
396 * unless of course they are exempt..
397 */
398
399 static int
400 add_ip_limit(struct Client *client_p, struct ConfItem *aconf)
401 {
402 rb_patricia_node_t *pnode;
403 int bitlen;
404
405 /* If the limits are 0 don't do anything.. */
406 if(ConfCidrAmount(aconf) == 0
407 || (ConfCidrIpv4Bitlen(aconf) == 0 && ConfCidrIpv6Bitlen(aconf) == 0))
408 return -1;
409
410 pnode = rb_match_ip(ConfIpLimits(aconf), (struct sockaddr *)&client_p->localClient->ip);
411
412 if(GET_SS_FAMILY(&client_p->localClient->ip) == AF_INET)
413 bitlen = ConfCidrIpv4Bitlen(aconf);
414 else
415 bitlen = ConfCidrIpv6Bitlen(aconf);
416
417 if(pnode == NULL)
418 pnode = make_and_lookup_ip(ConfIpLimits(aconf), (struct sockaddr *)&client_p->localClient->ip, bitlen);
419
420 s_assert(pnode != NULL);
421
422 if(pnode != NULL)
423 {
424 if(((intptr_t)pnode->data) >= ConfCidrAmount(aconf) && !IsConfExemptLimits(aconf))
425 {
426 /* This should only happen if the limits are set to 0 */
427 if((intptr_t)pnode->data == 0)
428 {
429 rb_patricia_remove(ConfIpLimits(aconf), pnode);
430 }
431 return (0);
432 }
433
434 pnode->data = (void *)(((intptr_t)pnode->data) + 1);
435 }
436 return 1;
437 }
438
439 static void
440 remove_ip_limit(struct Client *client_p, struct ConfItem *aconf)
441 {
442 rb_patricia_node_t *pnode;
443
444 /* If the limits are 0 don't do anything.. */
445 if(ConfCidrAmount(aconf) == 0
446 || (ConfCidrIpv4Bitlen(aconf) == 0 && ConfCidrIpv6Bitlen(aconf) == 0))
447 return;
448
449 pnode = rb_match_ip(ConfIpLimits(aconf), (struct sockaddr *)&client_p->localClient->ip);
450 if(pnode == NULL)
451 return;
452
453 pnode->data = (void *)(((intptr_t)pnode->data) - 1);
454 if(((intptr_t)pnode->data) == 0)
455 {
456 rb_patricia_remove(ConfIpLimits(aconf), pnode);
457 }
458
459 }
460
461 /*
462 * attach_iline
463 *
464 * inputs - client pointer
465 * - conf pointer
466 * output -
467 * side effects - do actual attach
468 */
469 static int
470 attach_iline(struct Client *client_p, struct ConfItem *aconf)
471 {
472 struct Client *target_p;
473 rb_dlink_node *ptr;
474 int local_count = 0;
475 int global_count = 0;
476 int ident_count = 0;
477 int unidented = 0;
478
479 if(IsConfExemptLimits(aconf))
480 return (attach_conf(client_p, aconf));
481
482 if(*client_p->username == '~')
483 unidented = 1;
484
485
486 /* find_hostname() returns the head of the list to search */
487 RB_DLINK_FOREACH(ptr, find_hostname(client_p->host))
488 {
489 target_p = ptr->data;
490
491 if(irccmp(client_p->host, target_p->orighost) != 0)
492 continue;
493
494 if(MyConnect(target_p))
495 local_count++;
496
497 global_count++;
498
499 if(unidented)
500 {
501 if(*target_p->username == '~')
502 ident_count++;
503 }
504 else if(irccmp(target_p->username, client_p->username) == 0)
505 ident_count++;
506
507 if(ConfMaxLocal(aconf) && local_count >= ConfMaxLocal(aconf))
508 return (TOO_MANY_LOCAL);
509 else if(ConfMaxGlobal(aconf) && global_count >= ConfMaxGlobal(aconf))
510 return (TOO_MANY_GLOBAL);
511 else if(ConfMaxIdent(aconf) && ident_count >= ConfMaxIdent(aconf))
512 return (TOO_MANY_IDENT);
513 }
514
515
516 return (attach_conf(client_p, aconf));
517 }
518
519 /*
520 * detach_conf
521 *
522 * inputs - pointer to client to detach
523 * output - 0 for success, -1 for failure
524 * side effects - Disassociate configuration from the client.
525 * Also removes a class from the list if marked for deleting.
526 */
527 int
528 detach_conf(struct Client *client_p)
529 {
530 struct ConfItem *aconf;
531
532 aconf = client_p->localClient->att_conf;
533
534 if(aconf != NULL)
535 {
536 if(ClassPtr(aconf))
537 {
538 remove_ip_limit(client_p, aconf);
539
540 if(ConfCurrUsers(aconf) > 0)
541 --ConfCurrUsers(aconf);
542
543 if(ConfMaxUsers(aconf) == -1 && ConfCurrUsers(aconf) == 0)
544 {
545 free_class(ClassPtr(aconf));
546 ClassPtr(aconf) = NULL;
547 }
548
549 }
550
551 aconf->clients--;
552 if(!aconf->clients && IsIllegal(aconf))
553 free_conf(aconf);
554
555 client_p->localClient->att_conf = NULL;
556 return 0;
557 }
558
559 return -1;
560 }
561
562 /*
563 * attach_conf
564 *
565 * inputs - client pointer
566 * - conf pointer
567 * output -
568 * side effects - Associate a specific configuration entry to a *local*
569 * client (this is the one which used in accepting the
570 * connection). Note, that this automatically changes the
571 * attachment if there was an old one...
572 */
573 int
574 attach_conf(struct Client *client_p, struct ConfItem *aconf)
575 {
576 if(IsIllegal(aconf))
577 return (NOT_AUTHORISED);
578
579 if(ClassPtr(aconf))
580 {
581 if(!add_ip_limit(client_p, aconf))
582 return (TOO_MANY_LOCAL);
583 }
584
585 if((aconf->status & CONF_CLIENT) &&
586 ConfCurrUsers(aconf) >= ConfMaxUsers(aconf) && ConfMaxUsers(aconf) > 0)
587 {
588 if(!IsConfExemptLimits(aconf))
589 {
590 return (I_LINE_FULL);
591 }
592 else
593 {
594 sendto_one_notice(client_p, ":*** I: line is full, but you have an >I: line!");
595 }
596
597 }
598
599 if(client_p->localClient->att_conf != NULL)
600 detach_conf(client_p);
601
602 client_p->localClient->att_conf = aconf;
603
604 aconf->clients++;
605 ConfCurrUsers(aconf)++;
606 return (0);
607 }
608
609 /*
610 * rehash
611 *
612 * Actual REHASH service routine. Called with sig == 0 if it has been called
613 * as a result of an operator issuing this command, else assume it has been
614 * called as a result of the server receiving a HUP signal.
615 */
616 int
617 rehash(int sig)
618 {
619 if(sig != 0)
620 {
621 sendto_realops_snomask(SNO_GENERAL, L_ALL,
622 "Got signal SIGHUP, reloading ircd conf. file");
623 }
624
625 restart_resolver();
626 /* don't close listeners until we know we can go ahead with the rehash */
627 read_conf_files(NO);
628
629 if(ServerInfo.description != NULL)
630 rb_strlcpy(me.info, ServerInfo.description, sizeof(me.info));
631 else
632 rb_strlcpy(me.info, "unknown", sizeof(me.info));
633
634 open_logfiles();
635 return (0);
636 }
637
638 static struct banconf_entry
639 {
640 const char **filename;
641 void (*func) (FILE *);
642 int perm;
643 } banconfs[] = {
644 { &ConfigFileEntry.klinefile, parse_k_file, 0 },
645 { &ConfigFileEntry.klinefile, parse_k_file, 1 },
646 { &ConfigFileEntry.dlinefile, parse_d_file, 0 },
647 { &ConfigFileEntry.dlinefile, parse_d_file, 1 },
648 { &ConfigFileEntry.xlinefile, parse_x_file, 0 },
649 { &ConfigFileEntry.xlinefile, parse_x_file, 1 },
650 { &ConfigFileEntry.resvfile, parse_resv_file,0 },
651 { &ConfigFileEntry.resvfile, parse_resv_file,1 },
652 { NULL, NULL, 0 }
653 };
654
655 void
656 rehash_bans(int sig)
657 {
658 FILE *file;
659 char buf[MAXPATHLEN];
660 int i;
661
662 if(sig != 0)
663 sendto_realops_snomask(SNO_GENERAL, L_ALL,
664 "Got signal SIGUSR2, reloading ban confs");
665
666 clear_out_address_conf_bans();
667 clear_s_newconf_bans();
668
669 for(i = 0; banconfs[i].filename; i++)
670 {
671 if(banconfs[i].perm)
672 snprintf(buf, sizeof(buf), "%s.perm", *banconfs[i].filename);
673 else
674 snprintf(buf, sizeof(buf), "%s", *banconfs[i].filename);
675
676 if((file = fopen(buf, "r")) == NULL)
677 {
678 if(banconfs[i].perm)
679 continue;
680
681 ilog(L_MAIN, "Failed reading ban file %s",
682 *banconfs[i].filename);
683 sendto_realops_snomask(SNO_GENERAL, L_ALL,
684 "Can't open %s file bans could be missing!",
685 *banconfs[i].filename);
686 if (remote_rehash_oper_p)
687 sendto_one_notice(remote_rehash_oper_p,
688 ":*** Notice -- Can't open %s file bans could be missing!",
689 *banconfs[i].filename);
690 }
691 else
692 {
693 (banconfs[i].func)(file);
694 fclose(file);
695 }
696 }
697
698 check_banned_lines();
699 }
700
701 /*
702 * set_default_conf()
703 *
704 * inputs - NONE
705 * output - NONE
706 * side effects - Set default values here.
707 * This is called **PRIOR** to parsing the
708 * configuration file. If you want to do some validation
709 * of values later, put them in validate_conf().
710 */
711
712 #define YES 1
713 #define NO 0
714 #define UNSET -1
715
716 static void
717 set_default_conf(void)
718 {
719 /* ServerInfo.name is not rehashable */
720 /* ServerInfo.name = ServerInfo.name; */
721 ServerInfo.description = NULL;
722 ServerInfo.network_name = rb_strdup(NETWORK_NAME_DEFAULT);
723 ServerInfo.network_desc = rb_strdup(NETWORK_DESC_DEFAULT);
724
725 memset(&ServerInfo.ip, 0, sizeof(ServerInfo.ip));
726 ServerInfo.specific_ipv4_vhost = 0;
727 #ifdef RB_IPV6
728 memset(&ServerInfo.ip6, 0, sizeof(ServerInfo.ip6));
729 ServerInfo.specific_ipv6_vhost = 0;
730 #endif
731
732 /* Don't reset hub, as that will break lazylinks */
733 /* ServerInfo.hub = NO; */
734 AdminInfo.name = NULL;
735 AdminInfo.email = NULL;
736 AdminInfo.description = NULL;
737
738 ConfigFileEntry.default_operstring = rb_strdup("is an IRC operator");
739 ConfigFileEntry.default_adminstring = rb_strdup("is a Server Administrator");
740 ConfigFileEntry.servicestring = rb_strdup("is a Network Service");
741
742 ConfigFileEntry.default_umodes = UMODE_INVISIBLE;
743 ConfigFileEntry.failed_oper_notice = YES;
744 ConfigFileEntry.anti_nick_flood = NO;
745 ConfigFileEntry.disable_fake_channels = NO;
746 ConfigFileEntry.max_nick_time = 20;
747 ConfigFileEntry.max_nick_changes = 5;
748 ConfigFileEntry.max_accept = 20;
749 ConfigFileEntry.max_monitor = 60;
750 ConfigFileEntry.nick_delay = 900; /* 15 minutes */
751 ConfigFileEntry.target_change = YES;
752 ConfigFileEntry.anti_spam_exit_message_time = 0;
753 ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
754 ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;
755 ConfigFileEntry.client_exit = YES;
756 ConfigFileEntry.dline_with_reason = YES;
757 ConfigFileEntry.kline_with_reason = YES;
758 ConfigFileEntry.kline_delay = 0;
759 ConfigFileEntry.warn_no_nline = YES;
760 ConfigFileEntry.non_redundant_klines = YES;
761 ConfigFileEntry.stats_e_disabled = NO;
762 ConfigFileEntry.stats_o_oper_only = NO;
763 ConfigFileEntry.stats_k_oper_only = 1; /* masked */
764 ConfigFileEntry.stats_i_oper_only = 1; /* masked */
765 ConfigFileEntry.stats_P_oper_only = NO;
766 ConfigFileEntry.stats_c_oper_only = NO;
767 ConfigFileEntry.stats_y_oper_only = NO;
768 ConfigFileEntry.stats_h_oper_only = NO;
769 ConfigFileEntry.map_oper_only = YES;
770 ConfigFileEntry.operspy_admin_only = NO;
771 ConfigFileEntry.pace_wait = 10;
772 ConfigFileEntry.caller_id_wait = 60;
773 ConfigFileEntry.pace_wait_simple = 1;
774 ConfigFileEntry.short_motd = NO;
775 ConfigFileEntry.no_oper_flood = NO;
776 ConfigFileEntry.fname_userlog = NULL;
777 ConfigFileEntry.fname_fuserlog = NULL;
778 ConfigFileEntry.fname_operlog = NULL;
779 ConfigFileEntry.fname_foperlog = NULL;
780 ConfigFileEntry.fname_serverlog = NULL;
781 ConfigFileEntry.fname_klinelog = NULL;
782 ConfigFileEntry.fname_operspylog = NULL;
783 ConfigFileEntry.fname_ioerrorlog = NULL;
784 ConfigFileEntry.use_egd = NO;
785 ConfigFileEntry.hide_spoof_ips = YES;
786 ConfigFileEntry.hide_error_messages = 1;
787 ConfigFileEntry.dots_in_ident = 0;
788 ConfigFileEntry.max_targets = MAX_TARGETS_DEFAULT;
789 ConfigFileEntry.egdpool_path = NULL;
790 ConfigFileEntry.use_whois_actually = YES;
791 ConfigFileEntry.burst_away = NO;
792 ConfigFileEntry.collision_fnc = YES;
793 ConfigFileEntry.global_snotices = YES;
794 ConfigFileEntry.operspy_dont_care_user_info = NO;
795
796 #ifdef HAVE_LIBZ
797 ConfigFileEntry.compression_level = 4;
798 #endif
799
800 ConfigFileEntry.oper_umodes = UMODE_LOCOPS | UMODE_SERVNOTICE |
801 UMODE_OPERWALL | UMODE_WALLOP;
802 ConfigFileEntry.oper_only_umodes = UMODE_SERVNOTICE;
803 ConfigFileEntry.oper_snomask = SNO_GENERAL;
804
805 ConfigChannel.use_except = YES;
806 ConfigChannel.use_invex = YES;
807 ConfigChannel.use_knock = YES;
808 ConfigChannel.use_forward = YES;
809 ConfigChannel.knock_delay = 300;
810 ConfigChannel.knock_delay_channel = 60;
811 ConfigChannel.max_chans_per_user = 15;
812 ConfigChannel.max_bans = 25;
813 ConfigChannel.max_bans_large = 500;
814 ConfigChannel.only_ascii_channels = NO;
815 ConfigChannel.burst_topicwho = NO;
816 ConfigChannel.kick_on_split_riding = NO;
817
818 ConfigChannel.default_split_user_count = 15000;
819 ConfigChannel.default_split_server_count = 10;
820 ConfigChannel.no_join_on_split = NO;
821 ConfigChannel.no_create_on_split = YES;
822
823 ConfigServerHide.flatten_links = 0;
824 ConfigServerHide.links_delay = 300;
825 ConfigServerHide.hidden = 0;
826 ConfigServerHide.disable_hidden = 0;
827
828 ConfigFileEntry.min_nonwildcard = 4;
829 ConfigFileEntry.min_nonwildcard_simple = 3;
830 ConfigFileEntry.default_floodcount = 8;
831 ConfigFileEntry.client_flood = CLIENT_FLOOD_DEFAULT;
832 ConfigFileEntry.tkline_expire_notices = 0;
833
834 ConfigFileEntry.reject_after_count = 5;
835 ConfigFileEntry.reject_ban_time = 300;
836 ConfigFileEntry.reject_duration = 120;
837 ConfigFileEntry.throttle_count = 4;
838 ConfigFileEntry.throttle_duration = 60;
839
840 ServerInfo.default_max_clients = MAXCONNECTIONS;
841 }
842
843 #undef YES
844 #undef NO
845
846 /*
847 * read_conf()
848 *
849 *
850 * inputs - file descriptor pointing to config file to use
851 * output - None
852 * side effects - Read configuration file.
853 */
854 static void
855 read_conf(FILE * file)
856 {
857 lineno = 0;
858
859 set_default_conf(); /* Set default values prior to conf parsing */
860 yyparse(); /* Load the values from the conf */
861 validate_conf(); /* Check to make sure some values are still okay. */
862 /* Some global values are also loaded here. */
863 check_class(); /* Make sure classes are valid */
864 privilegeset_delete_all_illegal();
865 }
866
867 static void
868 validate_conf(void)
869 {
870 if(ConfigFileEntry.ts_warn_delta < TS_WARN_DELTA_MIN)
871 ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
872
873 if(ConfigFileEntry.ts_max_delta < TS_MAX_DELTA_MIN)
874 ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;
875
876 if(ServerInfo.network_name == NULL)
877 ServerInfo.network_name = rb_strdup(NETWORK_NAME_DEFAULT);
878
879 if(ServerInfo.network_desc == NULL)
880 ServerInfo.network_desc = rb_strdup(NETWORK_DESC_DEFAULT);
881
882 if(ServerInfo.ssld_count < 1)
883 ServerInfo.ssld_count = 1;
884
885 if(!rb_setup_ssl_server(ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params))
886 {
887 ilog(L_MAIN, "WARNING: Unable to setup SSL.");
888 ssl_ok = 0;
889 } else {
890 ssl_ok = 1;
891 send_new_ssl_certs(ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params);
892 }
893
894 if(ServerInfo.ssld_count > get_ssld_count())
895 {
896 int start = ServerInfo.ssld_count - get_ssld_count();
897 /* start up additional ssld if needed */
898 start_ssldaemon(start, ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params);
899
900 }
901
902 if((ConfigFileEntry.client_flood < CLIENT_FLOOD_MIN) ||
903 (ConfigFileEntry.client_flood > CLIENT_FLOOD_MAX))
904 ConfigFileEntry.client_flood = CLIENT_FLOOD_MAX;
905
906 if(!split_users || !split_servers ||
907 (!ConfigChannel.no_create_on_split && !ConfigChannel.no_join_on_split))
908 {
909 rb_event_delete(check_splitmode_ev);
910 check_splitmode_ev = NULL;
911 splitmode = 0;
912 splitchecking = 0;
913 }
914 }
915
916 /* add_temp_kline()
917 *
918 * inputs - pointer to struct ConfItem
919 * output - none
920 * Side effects - links in given struct ConfItem into
921 * temporary kline link list
922 */
923 void
924 add_temp_kline(struct ConfItem *aconf)
925 {
926 if(aconf->hold >= rb_current_time() + (10080 * 60))
927 {
928 rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_WEEK]);
929 aconf->port = TEMP_WEEK;
930 }
931 else if(aconf->hold >= rb_current_time() + (1440 * 60))
932 {
933 rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_DAY]);
934 aconf->port = TEMP_DAY;
935 }
936 else if(aconf->hold >= rb_current_time() + (60 * 60))
937 {
938 rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_HOUR]);
939 aconf->port = TEMP_HOUR;
940 }
941 else
942 {
943 rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_MIN]);
944 aconf->port = TEMP_MIN;
945 }
946
947 aconf->flags |= CONF_FLAGS_TEMPORARY;
948 add_conf_by_address(aconf->host, CONF_KILL, aconf->user, NULL, aconf);
949 }
950
951 /* add_temp_dline()
952 *
953 * input - pointer to struct ConfItem
954 * output - none
955 * side effects - added to tdline link list and address hash
956 */
957 void
958 add_temp_dline(struct ConfItem *aconf)
959 {
960 if(aconf->hold >= rb_current_time() + (10080 * 60))
961 {
962 rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_WEEK]);
963 aconf->port = TEMP_WEEK;
964 }
965 else if(aconf->hold >= rb_current_time() + (1440 * 60))
966 {
967 rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_DAY]);
968 aconf->port = TEMP_DAY;
969 }
970 else if(aconf->hold >= rb_current_time() + (60 * 60))
971 {
972 rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_HOUR]);
973 aconf->port = TEMP_HOUR;
974 }
975 else
976 {
977 rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_MIN]);
978 aconf->port = TEMP_MIN;
979 }
980
981 aconf->flags |= CONF_FLAGS_TEMPORARY;
982 add_conf_by_address(aconf->host, CONF_DLINE, aconf->user, NULL, aconf);
983 }
984
985 /* expire_tkline()
986 *
987 * inputs - list pointer
988 * - type
989 * output - NONE
990 * side effects - expire tklines and moves them between lists
991 */
992 static void
993 expire_temp_kd(void *list)
994 {
995 rb_dlink_node *ptr;
996 rb_dlink_node *next_ptr;
997 struct ConfItem *aconf;
998
999 RB_DLINK_FOREACH_SAFE(ptr, next_ptr, ((rb_dlink_list *) list)->head)
1000 {
1001 aconf = ptr->data;
1002
1003 if(aconf->hold <= rb_current_time())
1004 {
1005 /* Alert opers that a TKline expired - Hwy */
1006 if(ConfigFileEntry.tkline_expire_notices)
1007 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1008 "Temporary K-line for [%s@%s] expired",
1009 (aconf->user) ? aconf->
1010 user : "*", (aconf->host) ? aconf->host : "*");
1011
1012 delete_one_address_conf(aconf->host, aconf);
1013 rb_dlinkDestroy(ptr, list);
1014 }
1015 }
1016 }
1017
1018 static void
1019 reorganise_temp_kd(void *list)
1020 {
1021 struct ConfItem *aconf;
1022 rb_dlink_node *ptr, *next_ptr;
1023
1024 RB_DLINK_FOREACH_SAFE(ptr, next_ptr, ((rb_dlink_list *) list)->head)
1025 {
1026 aconf = ptr->data;
1027
1028 if(aconf->hold < (rb_current_time() + (60 * 60)))
1029 {
1030 rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ?
1031 &temp_klines[TEMP_MIN] : &temp_dlines[TEMP_MIN]);
1032 aconf->port = TEMP_MIN;
1033 }
1034 else if(aconf->port > TEMP_HOUR)
1035 {
1036 if(aconf->hold < (rb_current_time() + (1440 * 60)))
1037 {
1038 rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ?
1039 &temp_klines[TEMP_HOUR] : &temp_dlines[TEMP_HOUR]);
1040 aconf->port = TEMP_HOUR;
1041 }
1042 else if(aconf->port > TEMP_DAY &&
1043 (aconf->hold < (rb_current_time() + (10080 * 60))))
1044 {
1045 rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ?
1046 &temp_klines[TEMP_DAY] : &temp_dlines[TEMP_DAY]);
1047 aconf->port = TEMP_DAY;
1048 }
1049 }
1050 }
1051 }
1052
1053
1054 /* const char* get_oper_name(struct Client *client_p)
1055 * Input: A client to find the active oper{} name for.
1056 * Output: The nick!user@host{oper} of the oper.
1057 * "oper" is server name for remote opers
1058 * Side effects: None.
1059 */
1060 char *
1061 get_oper_name(struct Client *client_p)
1062 {
1063 /* +5 for !,@,{,} and null */
1064 static char buffer[NICKLEN + USERLEN + HOSTLEN + HOSTLEN + 5];
1065
1066 if(MyOper(client_p))
1067 {
1068 rb_snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}",
1069 client_p->name, client_p->username,
1070 client_p->host, client_p->localClient->opername);
1071 return buffer;
1072 }
1073
1074 rb_snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}",
1075 client_p->name, client_p->username,
1076 client_p->host, client_p->servptr->name);
1077 return buffer;
1078 }
1079
1080 /*
1081 * get_printable_conf
1082 *
1083 * inputs - struct ConfItem
1084 *
1085 * output - name
1086 * - host
1087 * - pass
1088 * - user
1089 * - port
1090 *
1091 * side effects -
1092 * Examine the struct struct ConfItem, setting the values
1093 * of name, host, pass, user to values either
1094 * in aconf, or "<NULL>" port is set to aconf->port in all cases.
1095 */
1096 void
1097 get_printable_conf(struct ConfItem *aconf, char **name, char **host,
1098 char **pass, char **user, int *port, char **classname)
1099 {
1100 static char null[] = "<NULL>";
1101 static char zero[] = "default";
1102
1103 *name = EmptyString(aconf->name) ? null : aconf->name;
1104 *host = EmptyString(aconf->host) ? null : aconf->host;
1105 *pass = EmptyString(aconf->passwd) ? null : aconf->passwd;
1106 *user = EmptyString(aconf->user) ? null : aconf->user;
1107 *classname = EmptyString(aconf->className) ? zero : aconf->className;
1108 *port = (int) aconf->port;
1109 }
1110
1111 void
1112 get_printable_kline(struct Client *source_p, struct ConfItem *aconf,
1113 char **host, char **reason,
1114 char **user, char **oper_reason)
1115 {
1116 static char null[] = "<NULL>";
1117
1118 *host = EmptyString(aconf->host) ? null : aconf->host;
1119 *reason = EmptyString(aconf->passwd) ? null : aconf->passwd;
1120 *user = EmptyString(aconf->user) ? null : aconf->user;
1121
1122 if(EmptyString(aconf->spasswd) || !IsOper(source_p))
1123 *oper_reason = NULL;
1124 else
1125 *oper_reason = aconf->spasswd;
1126 }
1127
1128 /*
1129 * read_conf_files
1130 *
1131 * inputs - cold start YES or NO
1132 * output - none
1133 * side effects - read all conf files needed, ircd.conf kline.conf etc.
1134 */
1135 void
1136 read_conf_files(int cold)
1137 {
1138 const char *filename;
1139
1140 conf_fbfile_in = NULL;
1141
1142 filename = get_conf_name(CONF_TYPE);
1143
1144 /* We need to know the initial filename for the yyerror() to report
1145 FIXME: The full path is in conffilenamebuf first time since we
1146 dont know anything else
1147
1148 - Gozem 2002-07-21
1149 */
1150 rb_strlcpy(conffilebuf, filename, sizeof(conffilebuf));
1151
1152 if((conf_fbfile_in = fopen(filename, "r")) == NULL)
1153 {
1154 if(cold)
1155 {
1156 ilog(L_MAIN, "Failed in reading configuration file %s", filename);
1157 exit(-1);
1158 }
1159 else
1160 {
1161 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1162 "Can't open file '%s' - aborting rehash!", filename);
1163 if (remote_rehash_oper_p)
1164 sendto_one_notice(remote_rehash_oper_p,
1165 ":*** Notice -- Can't open file '%s' - aborting rehash!", filename);
1166 return;
1167 }
1168 }
1169
1170 if(!cold)
1171 {
1172 clear_out_old_conf();
1173 }
1174
1175 read_conf(conf_fbfile_in);
1176 fclose(conf_fbfile_in);
1177 }
1178
1179 /*
1180 * free an alias{} entry.
1181 */
1182 static void
1183 free_alias_cb(struct DictionaryElement *ptr, void *unused)
1184 {
1185 struct alias_entry *aptr = ptr->data;
1186
1187 rb_free(aptr->name);
1188 rb_free(aptr->target);
1189 rb_free(aptr);
1190 }
1191
1192 /*
1193 * clear_out_old_conf
1194 *
1195 * inputs - none
1196 * output - none
1197 * side effects - Clear out the old configuration
1198 */
1199 static void
1200 clear_out_old_conf(void)
1201 {
1202 struct Class *cltmp;
1203 rb_dlink_node *ptr;
1204 rb_dlink_node *next_ptr;
1205
1206 /*
1207 * don't delete the class table, rather mark all entries
1208 * for deletion. The table is cleaned up by check_class. - avalon
1209 */
1210 RB_DLINK_FOREACH(ptr, class_list.head)
1211 {
1212 cltmp = ptr->data;
1213 MaxUsers(cltmp) = -1;
1214 }
1215
1216 clear_out_address_conf();
1217 clear_s_newconf();
1218
1219 /* clean out module paths */
1220 #ifndef STATIC_MODULES
1221 mod_clear_paths();
1222 mod_add_path(MODULE_DIR);
1223 mod_add_path(MODULE_DIR "/autoload");
1224 #endif
1225
1226 /* clean out ServerInfo */
1227 rb_free(ServerInfo.description);
1228 ServerInfo.description = NULL;
1229 rb_free(ServerInfo.network_name);
1230 ServerInfo.network_name = NULL;
1231 rb_free(ServerInfo.network_desc);
1232 ServerInfo.network_desc = NULL;
1233
1234 ServerInfo.ssld_count = 1;
1235
1236 /* clean out AdminInfo */
1237 rb_free(AdminInfo.name);
1238 AdminInfo.name = NULL;
1239 rb_free(AdminInfo.email);
1240 AdminInfo.email = NULL;
1241 rb_free(AdminInfo.description);
1242 AdminInfo.description = NULL;
1243
1244 /* operator{} and class{} blocks are freed above */
1245 /* clean out listeners */
1246 close_listeners();
1247
1248 /* auth{}, quarantine{}, shared{}, connect{}, kill{}, deny{}, exempt{}
1249 * and gecos{} blocks are freed above too
1250 */
1251
1252 /* clean out general */
1253 rb_free(ConfigFileEntry.kline_reason);
1254 ConfigFileEntry.kline_reason = NULL;
1255
1256 RB_DLINK_FOREACH_SAFE(ptr, next_ptr, service_list.head)
1257 {
1258 rb_free(ptr->data);
1259 rb_dlinkDestroy(ptr, &service_list);
1260 }
1261
1262 /* remove any aliases... -- nenolod */
1263 irc_dictionary_destroy(alias_dict, free_alias_cb, NULL);
1264 alias_dict = NULL;
1265
1266 destroy_blacklists();
1267
1268 privilegeset_mark_all_illegal();
1269
1270 /* OK, that should be everything... */
1271 }
1272
1273
1274 /* write_confitem()
1275 *
1276 * inputs - kline, dline or resv type flag
1277 * - client pointer to report to
1278 * - user name of target
1279 * - host name of target
1280 * - reason for target
1281 * - time string
1282 * - type of xline
1283 * output - NONE
1284 * side effects - This function takes care of finding the right conf
1285 * file and adding the line to it, as well as notifying
1286 * opers and the user.
1287 */
1288 void
1289 write_confitem(KlineType type, struct Client *source_p, char *user,
1290 char *host, const char *reason, const char *oper_reason,
1291 const char *current_date, int xtype)
1292 {
1293 char buffer[1024];
1294 FILE *out;
1295 const char *filename; /* filename to use for kline */
1296
1297 filename = get_conf_name(type);
1298
1299 if(type == KLINE_TYPE)
1300 {
1301 if(EmptyString(oper_reason))
1302 {
1303 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1304 "%s added K-Line for [%s@%s] [%s]",
1305 get_oper_name(source_p), user,
1306 host, reason);
1307 ilog(L_KLINE, "K %s 0 %s %s %s",
1308 get_oper_name(source_p), user, host, reason);
1309 }
1310 else
1311 {
1312 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1313 "%s added K-Line for [%s@%s] [%s|%s]",
1314 get_oper_name(source_p), user,
1315 host, reason, oper_reason);
1316 ilog(L_KLINE, "K %s 0 %s %s %s|%s",
1317 get_oper_name(source_p), user, host,
1318 reason, oper_reason);
1319 }
1320
1321 sendto_one_notice(source_p, ":Added K-Line [%s@%s]",
1322 user, host);
1323 }
1324 else if(type == DLINE_TYPE)
1325 {
1326 if(EmptyString(oper_reason))
1327 {
1328 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1329 "%s added D-Line for [%s] [%s]",
1330 get_oper_name(source_p), host, reason);
1331 ilog(L_KLINE, "D %s 0 %s %s",
1332 get_oper_name(source_p), host, reason);
1333 }
1334 else
1335 {
1336 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1337 "%s added D-Line for [%s] [%s|%s]",
1338 get_oper_name(source_p), host,
1339 reason, oper_reason);
1340 ilog(L_KLINE, "D %s 0 %s %s|%s",
1341 get_oper_name(source_p), host,
1342 reason, oper_reason);
1343 }
1344
1345 sendto_one_notice(source_p, ":Added D-Line [%s] to %s", host, filename);
1346
1347 }
1348 else if(type == RESV_TYPE)
1349 {
1350 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1351 "%s added RESV for [%s] [%s]",
1352 get_oper_name(source_p), host, reason);
1353 ilog(L_KLINE, "R %s 0 %s %s",
1354 get_oper_name(source_p), host, reason);
1355
1356 sendto_one_notice(source_p, ":Added RESV for [%s] [%s]",
1357 host, reason);
1358 }
1359
1360 if((out = fopen(filename, "a")) == NULL)
1361 {
1362 sendto_realops_snomask(SNO_GENERAL, L_ALL, "*** Problem opening %s ", filename);
1363 sendto_one_notice(source_p, ":*** Problem opening file, added temporarily only");
1364 return;
1365 }
1366
1367 if(oper_reason == NULL)
1368 oper_reason = "";
1369
1370 if(type == KLINE_TYPE)
1371 {
1372 rb_snprintf(buffer, sizeof(buffer),
1373 "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n",
1374 user, host, reason, oper_reason, current_date,
1375 get_oper_name(source_p), (long int)rb_current_time());
1376 }
1377 else if(type == DLINE_TYPE)
1378 {
1379 rb_snprintf(buffer, sizeof(buffer),
1380 "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n", host,
1381 reason, oper_reason, current_date, get_oper_name(source_p), (long int)rb_current_time());
1382 }
1383 else if(type == RESV_TYPE)
1384 {
1385 rb_snprintf(buffer, sizeof(buffer), "\"%s\",\"%s\",\"%s\",%ld\n",
1386 host, reason, get_oper_name(source_p), (long int)rb_current_time());
1387 }
1388
1389 if(fputs(buffer, out) == -1)
1390 {
1391 sendto_realops_snomask(SNO_GENERAL, L_ALL, "*** Problem writing to %s", filename);
1392 sendto_one_notice(source_p, ":*** Problem writing to file, added temporarily only");
1393 fclose(out);
1394 return;
1395 }
1396
1397 if (fclose(out))
1398 {
1399 sendto_realops_snomask(SNO_GENERAL, L_ALL, "*** Problem writing to %s", filename);
1400 sendto_one_notice(source_p, ":*** Problem writing to file, added temporarily only");
1401 return;
1402 }
1403 }
1404
1405 /* get_conf_name
1406 *
1407 * inputs - type of conf file to return name of file for
1408 * output - pointer to filename for type of conf
1409 * side effects - none
1410 */
1411 const char *
1412 get_conf_name(KlineType type)
1413 {
1414 if(type == CONF_TYPE)
1415 {
1416 return (ConfigFileEntry.configfile);
1417 }
1418 else if(type == DLINE_TYPE)
1419 {
1420 return (ConfigFileEntry.dlinefile);
1421 }
1422 else if(type == RESV_TYPE)
1423 {
1424 return (ConfigFileEntry.resvfile);
1425 }
1426
1427 return ConfigFileEntry.klinefile;
1428 }
1429
1430 /*
1431 * conf_add_class_to_conf
1432 * inputs - pointer to config item
1433 * output - NONE
1434 * side effects - Add a class pointer to a conf
1435 */
1436
1437 void
1438 conf_add_class_to_conf(struct ConfItem *aconf)
1439 {
1440 if(aconf->className == NULL)
1441 {
1442 aconf->className = rb_strdup("default");
1443 ClassPtr(aconf) = default_class;
1444 return;
1445 }
1446
1447 ClassPtr(aconf) = find_class(aconf->className);
1448
1449 if(ClassPtr(aconf) == default_class)
1450 {
1451 if(aconf->status == CONF_CLIENT)
1452 {
1453 conf_report_error(
1454 "Using default class for missing class \"%s\" in auth{} for %s@%s",
1455 aconf->className, aconf->user, aconf->host);
1456 }
1457
1458 rb_free(aconf->className);
1459 aconf->className = rb_strdup("default");
1460 return;
1461 }
1462
1463 if(ConfMaxUsers(aconf) < 0)
1464 {
1465 ClassPtr(aconf) = default_class;
1466 rb_free(aconf->className);
1467 aconf->className = rb_strdup("default");
1468 return;
1469 }
1470 }
1471
1472 /*
1473 * conf_add_d_conf
1474 * inputs - pointer to config item
1475 * output - NONE
1476 * side effects - Add a d/D line
1477 */
1478 void
1479 conf_add_d_conf(struct ConfItem *aconf)
1480 {
1481 if(aconf->host == NULL)
1482 return;
1483
1484 aconf->user = NULL;
1485
1486 /* XXX - Should 'd' ever be in the old conf? For new conf we don't
1487 * need this anyway, so I will disable it for now... -A1kmm
1488 */
1489
1490 if(parse_netmask(aconf->host, NULL, NULL) == HM_HOST)
1491 {
1492 ilog(L_MAIN, "Invalid Dline %s ignored", aconf->host);
1493 free_conf(aconf);
1494 }
1495 else
1496 {
1497 add_conf_by_address(aconf->host, CONF_DLINE, NULL, NULL, aconf);
1498 }
1499 }
1500
1501 static char *
1502 strip_tabs(char *dest, const char *src, size_t len)
1503 {
1504 char *d = dest;
1505
1506 if(dest == NULL || src == NULL)
1507 return NULL;
1508
1509 rb_strlcpy(dest, src, len);
1510
1511 while(*d)
1512 {
1513 if(*d == '\t')
1514 *d = ' ';
1515 d++;
1516 }
1517 return dest;
1518 }
1519
1520 /*
1521 * yyerror
1522 *
1523 * inputs - message from parser
1524 * output - none
1525 * side effects - message to opers and log file entry is made
1526 */
1527 void
1528 yyerror(const char *msg)
1529 {
1530 char newlinebuf[BUFSIZE];
1531
1532 strip_tabs(newlinebuf, linebuf, strlen(linebuf));
1533
1534 sendto_realops_snomask(SNO_GENERAL, L_ALL, "\"%s\", line %d: %s at '%s'",
1535 conffilebuf, lineno + 1, msg, newlinebuf);
1536 if (remote_rehash_oper_p)
1537 sendto_one_notice(remote_rehash_oper_p, ":*** Notice -- \"%s\", line %d: %s at '%s'",
1538 conffilebuf, lineno + 1, msg, newlinebuf);
1539
1540 ilog(L_MAIN, "\"%s\", line %d: %s at '%s'", conffilebuf, lineno + 1, msg, newlinebuf);
1541 }
1542
1543 int
1544 conf_fgets(char *lbuf, int max_size, FILE * fb)
1545 {
1546 char *buff;
1547
1548 if((buff = fgets(lbuf, max_size, fb)) == NULL)
1549 return (0);
1550
1551 return (strlen(lbuf));
1552 }
1553
1554 int
1555 conf_yy_fatal_error(const char *msg)
1556 {
1557 return (0);
1558 }
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