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212380e3 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 25 */
26
27#include "stdinc.h"
28#include "ircd_defs.h"
212380e3 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"
38#include "irc_string.h"
39#include "sprintf_irc.h"
40#include "ircd.h"
41#include "listener.h"
42#include "hostmask.h"
43#include "modules.h"
44#include "numeric.h"
d3455e2c 45#include "logger.h"
212380e3 46#include "send.h"
47#include "s_gline.h"
212380e3 48#include "reject.h"
49#include "cache.h"
50#include "blacklist.h"
8db00894 51#include "sslproc.h"
212380e3 52
53struct config_server_hide ConfigServerHide;
54
55extern int yyparse(); /* defined in y.tab.c */
56extern char linebuf[];
57
58#ifndef INADDR_NONE
59#define INADDR_NONE ((unsigned int) 0xffffffff)
60#endif
61
6e9b4415 62static rb_bh *confitem_heap = NULL;
212380e3 63
af81d5a0
WP
64rb_dlink_list temp_klines[LAST_TEMP_TYPE];
65rb_dlink_list temp_dlines[LAST_TEMP_TYPE];
66rb_dlink_list service_list;
212380e3 67
68/* internally defined functions */
69static void set_default_conf(void);
70static void validate_conf(void);
71static void read_conf(FILE *);
72static void clear_out_old_conf(void);
73
74static void expire_temp_kd(void *list);
75static void reorganise_temp_kd(void *list);
76
77FILE *conf_fbfile_in;
78extern char yytext[];
79
80static int verify_access(struct Client *client_p, const char *username);
81static int attach_iline(struct Client *, struct ConfItem *);
82
83void
84init_s_conf(void)
85{
0cca1f52 86 confitem_heap = rb_bh_create(sizeof(struct ConfItem), CONFITEM_HEAP_SIZE, "confitem_heap");
212380e3 87
9e29fe51
VY
88 rb_event_addish("expire_temp_klines", expire_temp_kd, &temp_klines[TEMP_MIN], 60);
89 rb_event_addish("expire_temp_dlines", expire_temp_kd, &temp_dlines[TEMP_MIN], 60);
212380e3 90
9e29fe51 91 rb_event_addish("expire_temp_klines_hour", reorganise_temp_kd,
212380e3 92 &temp_klines[TEMP_HOUR], 3600);
9e29fe51 93 rb_event_addish("expire_temp_dlines_hour", reorganise_temp_kd,
212380e3 94 &temp_dlines[TEMP_HOUR], 3600);
9e29fe51 95 rb_event_addish("expire_temp_klines_day", reorganise_temp_kd,
212380e3 96 &temp_klines[TEMP_DAY], 86400);
9e29fe51 97 rb_event_addish("expire_temp_dlines_day", reorganise_temp_kd,
212380e3 98 &temp_dlines[TEMP_DAY], 86400);
9e29fe51 99 rb_event_addish("expire_temp_klines_week", reorganise_temp_kd,
212380e3 100 &temp_klines[TEMP_WEEK], 604800);
9e29fe51 101 rb_event_addish("expire_temp_dlines_week", reorganise_temp_kd,
212380e3 102 &temp_dlines[TEMP_WEEK], 604800);
103}
104
105/*
106 * make_conf
107 *
108 * inputs - none
109 * output - pointer to new conf entry
110 * side effects - none
111 */
112struct ConfItem *
113make_conf()
114{
115 struct ConfItem *aconf;
116
6e9b4415 117 aconf = rb_bh_alloc(confitem_heap);
212380e3 118 aconf->status = CONF_ILLEGAL;
119 return (aconf);
120}
121
122/*
123 * free_conf
124 *
125 * inputs - pointer to conf to free
126 * output - none
127 * side effects - crucial password fields are zeroed, conf is freed
128 */
129void
130free_conf(struct ConfItem *aconf)
131{
132 s_assert(aconf != NULL);
133 if(aconf == NULL)
134 return;
135
136 /* security.. */
137 if(aconf->passwd)
138 memset(aconf->passwd, 0, strlen(aconf->passwd));
139 if(aconf->spasswd)
140 memset(aconf->spasswd, 0, strlen(aconf->spasswd));
141
90a3c35b
VY
142 rb_free(aconf->passwd);
143 rb_free(aconf->spasswd);
144 rb_free(aconf->name);
145 rb_free(aconf->className);
146 rb_free(aconf->user);
147 rb_free(aconf->host);
212380e3 148
6e9b4415 149 rb_bh_free(confitem_heap, aconf);
212380e3 150}
151
152/*
153 * check_client
154 *
155 * inputs - pointer to client
156 * output - 0 = Success
157 * NOT_AUTHORISED (-1) = Access denied (no I line match)
158 * SOCKET_ERROR (-2) = Bad socket.
159 * I_LINE_FULL (-3) = I-line is full
160 * TOO_MANY (-4) = Too many connections from hostname
161 * BANNED_CLIENT (-5) = K-lined
162 * side effects - Ordinary client access check.
163 * Look for conf lines which have the same
164 * status as the flags passed.
165 */
166int
167check_client(struct Client *client_p, struct Client *source_p, const char *username)
168{
169 int i;
170
212380e3 171 if((i = verify_access(source_p, username)))
172 {
173 ilog(L_FUSER, "Access denied: %s[%s]",
174 source_p->name, source_p->sockhost);
175 }
176
177 switch (i)
178 {
179 case SOCKET_ERROR:
180 exit_client(client_p, source_p, &me, "Socket Error");
181 break;
182
183 case TOO_MANY_LOCAL:
606384ae 184 /* Note that these notices are sent to opers on other
185 * servers also, so even if local opers are allowed to
186 * see the IP, we still cannot send it.
187 */
212380e3 188 sendto_realops_snomask(SNO_FULL, L_NETWIDE,
189 "Too many local connections for %s!%s%s@%s",
190 source_p->name, IsGotId(source_p) ? "" : "~",
606384ae 191 source_p->username,
192 show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : source_p->host);
212380e3 193
194 ilog(L_FUSER, "Too many local connections from %s!%s%s@%s",
195 source_p->name, IsGotId(source_p) ? "" : "~",
196 source_p->username, source_p->sockhost);
197
83251205 198 ServerStats.is_ref++;
212380e3 199 exit_client(client_p, source_p, &me, "Too many host connections (local)");
200 break;
201
202 case TOO_MANY_GLOBAL:
203 sendto_realops_snomask(SNO_FULL, L_NETWIDE,
204 "Too many global connections for %s!%s%s@%s",
205 source_p->name, IsGotId(source_p) ? "" : "~",
606384ae 206 source_p->username,
207 show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : source_p->host);
212380e3 208 ilog(L_FUSER, "Too many global connections from %s!%s%s@%s",
209 source_p->name, IsGotId(source_p) ? "" : "~",
210 source_p->username, source_p->sockhost);
211
83251205 212 ServerStats.is_ref++;
212380e3 213 exit_client(client_p, source_p, &me, "Too many host connections (global)");
214 break;
215
216 case TOO_MANY_IDENT:
217 sendto_realops_snomask(SNO_FULL, L_NETWIDE,
218 "Too many user connections for %s!%s%s@%s",
219 source_p->name, IsGotId(source_p) ? "" : "~",
606384ae 220 source_p->username,
221 show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : source_p->host);
212380e3 222 ilog(L_FUSER, "Too many user connections from %s!%s%s@%s",
223 source_p->name, IsGotId(source_p) ? "" : "~",
224 source_p->username, source_p->sockhost);
225
83251205 226 ServerStats.is_ref++;
212380e3 227 exit_client(client_p, source_p, &me, "Too many user connections (global)");
228 break;
229
230 case I_LINE_FULL:
231 sendto_realops_snomask(SNO_FULL, L_NETWIDE,
232 "I-line is full for %s!%s%s@%s (%s).",
233 source_p->name, IsGotId(source_p) ? "" : "~",
234 source_p->username, source_p->host,
4b7e6904 235 show_ip(NULL, source_p) && !IsIPSpoof(source_p) ? source_p->sockhost : "255.255.255.255");
212380e3 236
237 ilog(L_FUSER, "Too many connections from %s!%s%s@%s.",
238 source_p->name, IsGotId(source_p) ? "" : "~",
239 source_p->username, source_p->sockhost);
240
83251205 241 ServerStats.is_ref++;
212380e3 242 exit_client(client_p, source_p, &me,
243 "No more connections allowed in your connection class");
244 break;
245
246 case NOT_AUTHORISED:
247 {
248 int port = -1;
2c2e0aa9 249#ifdef RB_IPV6
212380e3 250 if(source_p->localClient->ip.ss_family == AF_INET6)
251 port = ntohs(((struct sockaddr_in6 *)&source_p->localClient->listener->addr)->sin6_port);
252 else
253#endif
254 port = ntohs(((struct sockaddr_in *)&source_p->localClient->listener->addr)->sin_port);
255
83251205 256 ServerStats.is_ref++;
212380e3 257 /* jdc - lists server name & port connections are on */
258 /* a purely cosmetical change */
259 /* why ipaddr, and not just source_p->sockhost? --fl */
260#if 0
261 static char ipaddr[HOSTIPLEN];
262 inetntop_sock(&source_p->localClient->ip, ipaddr, sizeof(ipaddr));
263#endif
264 sendto_realops_snomask(SNO_UNAUTH, L_ALL,
265 "Unauthorised client connection from "
266 "%s!%s%s@%s [%s] on [%s/%u].",
267 source_p->name, IsGotId(source_p) ? "" : "~",
268 source_p->username, source_p->host,
269 source_p->sockhost,
270 source_p->localClient->listener->name, port);
271
272 ilog(L_FUSER,
273 "Unauthorised client connection from %s!%s%s@%s on [%s/%u].",
274 source_p->name, IsGotId(source_p) ? "" : "~",
275 source_p->username, source_p->sockhost,
276 source_p->localClient->listener->name, port);
35f6f850 277 add_reject(client_p, NULL, NULL);
212380e3 278 exit_client(client_p, source_p, &me,
279 "You are not authorised to use this server");
280 break;
281 }
282 case BANNED_CLIENT:
212380e3 283 exit_client(client_p, client_p, &me, "*** Banned ");
83251205 284 ServerStats.is_ref++;
212380e3 285 break;
286
287 case 0:
288 default:
289 break;
290 }
291 return (i);
292}
293
294/*
295 * verify_access
296 *
297 * inputs - pointer to client to verify
298 * - pointer to proposed username
299 * output - 0 if success -'ve if not
300 * side effect - find the first (best) I line to attach.
301 */
302static int
303verify_access(struct Client *client_p, const char *username)
304{
305 struct ConfItem *aconf;
306 char non_ident[USERLEN + 1];
307
308 if(IsGotId(client_p))
309 {
310 aconf = find_address_conf(client_p->host, client_p->sockhost,
311 client_p->username, client_p->username,
312 (struct sockaddr *) &client_p->localClient->ip,
313 client_p->localClient->ip.ss_family);
314 }
315 else
316 {
317 strlcpy(non_ident, "~", sizeof(non_ident));
318 strlcat(non_ident, username, sizeof(non_ident));
319 aconf = find_address_conf(client_p->host, client_p->sockhost,
320 non_ident, client_p->username,
321 (struct sockaddr *) &client_p->localClient->ip,
322 client_p->localClient->ip.ss_family);
323 }
324
325 if(aconf == NULL)
326 return NOT_AUTHORISED;
327
328 if(aconf->status & CONF_CLIENT)
329 {
330 if(aconf->flags & CONF_FLAGS_REDIR)
331 {
88520303 332 sendto_one_numeric(client_p, RPL_REDIR, form_str(RPL_REDIR),
212380e3 333 aconf->name ? aconf->name : "", aconf->port);
334 return (NOT_AUTHORISED);
335 }
336
212380e3 337 /* Thanks for spoof idea amm */
338 if(IsConfDoSpoofIp(aconf))
339 {
340 char *p;
341
342 /* show_ip() depends on this --fl */
343 SetIPSpoof(client_p);
344
345 if(IsConfSpoofNotice(aconf))
346 {
347 sendto_realops_snomask(SNO_GENERAL, L_ALL,
348 "%s spoofing: %s as %s",
349 client_p->name,
350 show_ip(NULL, client_p) ? client_p->host : aconf->name,
351 aconf->name);
352 }
353
354 /* user@host spoof */
355 if((p = strchr(aconf->name, '@')) != NULL)
356 {
357 char *host = p+1;
358 *p = '\0';
359
360 strlcpy(client_p->username, aconf->name,
361 sizeof(client_p->username));
362 strlcpy(client_p->host, host,
363 sizeof(client_p->host));
364 *p = '@';
365 }
366 else
367 strlcpy(client_p->host, aconf->name, sizeof(client_p->host));
368 }
369 return (attach_iline(client_p, aconf));
370 }
371 else if(aconf->status & CONF_KILL)
372 {
373 if(ConfigFileEntry.kline_with_reason)
374 {
375 sendto_one(client_p,
92fb5c31 376 form_str(ERR_YOUREBANNEDCREEP),
212380e3 377 me.name, client_p->name, aconf->passwd);
378 }
35f6f850 379 add_reject(client_p, aconf->user, aconf->host);
212380e3 380 return (BANNED_CLIENT);
381 }
382 else if(aconf->status & CONF_GLINE)
383 {
5366977b 384 sendto_one_notice(client_p, ":*** G-lined");
212380e3 385
386 if(ConfigFileEntry.kline_with_reason)
387 sendto_one(client_p,
92fb5c31 388 form_str(ERR_YOUREBANNEDCREEP),
212380e3 389 me.name, client_p->name, aconf->passwd);
390
35f6f850 391 add_reject(client_p, aconf->user, aconf->host);
212380e3 392 return (BANNED_CLIENT);
393 }
394
395 return NOT_AUTHORISED;
396}
397
398
399/*
400 * add_ip_limit
401 *
402 * Returns 1 if successful 0 if not
403 *
404 * This checks if the user has exceed the limits for their class
405 * unless of course they are exempt..
406 */
407
408static int
409add_ip_limit(struct Client *client_p, struct ConfItem *aconf)
410{
0cca1f52 411 rb_patricia_node_t *pnode;
212380e3 412
413 /* If the limits are 0 don't do anything.. */
414 if(ConfCidrAmount(aconf) == 0 || ConfCidrBitlen(aconf) == 0)
415 return -1;
416
0cca1f52 417 pnode = rb_match_ip(ConfIpLimits(aconf), (struct sockaddr *)&client_p->localClient->ip);
212380e3 418
419 if(pnode == NULL)
420 pnode = make_and_lookup_ip(ConfIpLimits(aconf), (struct sockaddr *)&client_p->localClient->ip, ConfCidrBitlen(aconf));
421
422 s_assert(pnode != NULL);
423
424 if(pnode != NULL)
425 {
426 if(((long) pnode->data) >= ConfCidrAmount(aconf)
427 && !IsConfExemptLimits(aconf))
428 {
429 /* This should only happen if the limits are set to 0 */
430 if((unsigned long) pnode->data == 0)
431 {
0cca1f52 432 rb_patricia_remove(ConfIpLimits(aconf), pnode);
212380e3 433 }
434 return (0);
435 }
436
437 pnode->data++;
438 }
439 return 1;
440}
441
442static void
443remove_ip_limit(struct Client *client_p, struct ConfItem *aconf)
444{
0cca1f52 445 rb_patricia_node_t *pnode;
212380e3 446
447 /* If the limits are 0 don't do anything.. */
448 if(ConfCidrAmount(aconf) == 0 || ConfCidrBitlen(aconf) == 0)
449 return;
450
0cca1f52 451 pnode = rb_match_ip(ConfIpLimits(aconf), (struct sockaddr *)&client_p->localClient->ip);
212380e3 452 if(pnode == NULL)
453 return;
454
455 pnode->data--;
456 if(((unsigned long) pnode->data) == 0)
457 {
0cca1f52 458 rb_patricia_remove(ConfIpLimits(aconf), pnode);
212380e3 459 }
460
461}
462
463/*
464 * attach_iline
465 *
466 * inputs - client pointer
467 * - conf pointer
468 * output -
469 * side effects - do actual attach
470 */
471static int
472attach_iline(struct Client *client_p, struct ConfItem *aconf)
473{
474 struct Client *target_p;
af81d5a0 475 rb_dlink_node *ptr;
212380e3 476 int local_count = 0;
477 int global_count = 0;
478 int ident_count = 0;
479 int unidented = 0;
480
481 if(IsConfExemptLimits(aconf))
482 return (attach_conf(client_p, aconf));
483
484 if(*client_p->username == '~')
485 unidented = 1;
486
487
488 /* find_hostname() returns the head of the list to search */
8e69bb4e 489 RB_DLINK_FOREACH(ptr, find_hostname(client_p->host))
212380e3 490 {
491 target_p = ptr->data;
492
493 if(irccmp(client_p->host, target_p->orighost) != 0)
494 continue;
495
496 if(MyConnect(target_p))
497 local_count++;
498
499 global_count++;
500
501 if(unidented)
502 {
503 if(*target_p->username == '~')
504 ident_count++;
505 }
506 else if(irccmp(target_p->username, client_p->username) == 0)
507 ident_count++;
508
509 if(ConfMaxLocal(aconf) && local_count >= ConfMaxLocal(aconf))
510 return (TOO_MANY_LOCAL);
511 else if(ConfMaxGlobal(aconf) && global_count >= ConfMaxGlobal(aconf))
512 return (TOO_MANY_GLOBAL);
513 else if(ConfMaxIdent(aconf) && ident_count >= ConfMaxIdent(aconf))
514 return (TOO_MANY_IDENT);
515 }
516
517
518 return (attach_conf(client_p, aconf));
519}
520
521/*
522 * detach_conf
523 *
524 * inputs - pointer to client to detach
525 * output - 0 for success, -1 for failure
526 * side effects - Disassociate configuration from the client.
527 * Also removes a class from the list if marked for deleting.
528 */
529int
530detach_conf(struct Client *client_p)
531{
532 struct ConfItem *aconf;
533
534 aconf = client_p->localClient->att_conf;
535
536 if(aconf != NULL)
537 {
538 if(ClassPtr(aconf))
539 {
540 remove_ip_limit(client_p, aconf);
541
542 if(ConfCurrUsers(aconf) > 0)
543 --ConfCurrUsers(aconf);
544
545 if(ConfMaxUsers(aconf) == -1 && ConfCurrUsers(aconf) == 0)
546 {
547 free_class(ClassPtr(aconf));
548 ClassPtr(aconf) = NULL;
549 }
550
551 }
552
553 aconf->clients--;
554 if(!aconf->clients && IsIllegal(aconf))
555 free_conf(aconf);
556
557 client_p->localClient->att_conf = NULL;
558 return 0;
559 }
560
561 return -1;
562}
563
564/*
565 * attach_conf
566 *
567 * inputs - client pointer
568 * - conf pointer
569 * output -
570 * side effects - Associate a specific configuration entry to a *local*
571 * client (this is the one which used in accepting the
572 * connection). Note, that this automatically changes the
573 * attachment if there was an old one...
574 */
575int
576attach_conf(struct Client *client_p, struct ConfItem *aconf)
577{
578 if(IsIllegal(aconf))
579 return (NOT_AUTHORISED);
580
581 if(ClassPtr(aconf))
582 {
583 if(!add_ip_limit(client_p, aconf))
584 return (TOO_MANY_LOCAL);
585 }
586
587 if((aconf->status & CONF_CLIENT) &&
588 ConfCurrUsers(aconf) >= ConfMaxUsers(aconf) && ConfMaxUsers(aconf) > 0)
589 {
590 if(!IsConfExemptLimits(aconf))
591 {
592 return (I_LINE_FULL);
593 }
594 else
595 {
5366977b 596 sendto_one_notice(client_p, ":*** I: line is full, but you have an >I: line!");
212380e3 597 }
598
599 }
600
601 if(client_p->localClient->att_conf != NULL)
602 detach_conf(client_p);
603
604 client_p->localClient->att_conf = aconf;
605
606 aconf->clients++;
607 ConfCurrUsers(aconf)++;
608 return (0);
609}
610
611/*
612 * rehash
613 *
614 * Actual REHASH service routine. Called with sig == 0 if it has been called
615 * as a result of an operator issuing this command, else assume it has been
616 * called as a result of the server receiving a HUP signal.
617 */
618int
619rehash(int sig)
620{
621 if(sig != 0)
622 {
623 sendto_realops_snomask(SNO_GENERAL, L_ALL,
624 "Got signal SIGHUP, reloading ircd conf. file");
625 }
626
627 restart_resolver();
628 /* don't close listeners until we know we can go ahead with the rehash */
629 read_conf_files(NO);
630
631 if(ServerInfo.description != NULL)
632 strlcpy(me.info, ServerInfo.description, sizeof(me.info));
633 else
634 strlcpy(me.info, "unknown", sizeof(me.info));
635
636 open_logfiles();
637 return (0);
638}
639
640static struct banconf_entry
641{
642 const char **filename;
643 void (*func) (FILE *);
644 int perm;
645} banconfs[] = {
646 { &ConfigFileEntry.klinefile, parse_k_file, 0 },
647 { &ConfigFileEntry.klinefile, parse_k_file, 1 },
648 { &ConfigFileEntry.dlinefile, parse_d_file, 0 },
649 { &ConfigFileEntry.dlinefile, parse_d_file, 1 },
650 { &ConfigFileEntry.xlinefile, parse_x_file, 0 },
651 { &ConfigFileEntry.xlinefile, parse_x_file, 1 },
652 { &ConfigFileEntry.resvfile, parse_resv_file,0 },
653 { &ConfigFileEntry.resvfile, parse_resv_file,1 },
654 { NULL, NULL, 0 }
655};
656
657void
658rehash_bans(int sig)
659{
660 FILE *file;
661 char buf[MAXPATHLEN];
662 int i;
663
664 if(sig != 0)
665 sendto_realops_snomask(SNO_GENERAL, L_ALL,
666 "Got signal SIGUSR2, reloading ban confs");
667
668 clear_out_address_conf_bans();
669 clear_s_newconf_bans();
670
671 for(i = 0; banconfs[i].filename; i++)
672 {
673 if(banconfs[i].perm)
674 snprintf(buf, sizeof(buf), "%s.perm", *banconfs[i].filename);
675 else
676 snprintf(buf, sizeof(buf), "%s", *banconfs[i].filename);
677
678 if((file = fopen(buf, "r")) == NULL)
679 {
680 if(banconfs[i].perm)
681 continue;
682
683 ilog(L_MAIN, "Failed reading ban file %s",
684 *banconfs[i].filename);
685 sendto_realops_snomask(SNO_GENERAL, L_ALL,
686 "Can't open %s file bans could be missing!",
687 *banconfs[i].filename);
688 }
689 else
690 {
691 (banconfs[i].func)(file);
692 fclose(file);
693 }
694 }
695
696 check_banned_lines();
697}
698
699/*
700 * set_default_conf()
701 *
702 * inputs - NONE
703 * output - NONE
704 * side effects - Set default values here.
705 * This is called **PRIOR** to parsing the
706 * configuration file. If you want to do some validation
707 * of values later, put them in validate_conf().
708 */
709
710#define YES 1
711#define NO 0
712#define UNSET -1
713
714static void
715set_default_conf(void)
716{
717 /* ServerInfo.name is not rehashable */
718 /* ServerInfo.name = ServerInfo.name; */
719 ServerInfo.description = NULL;
62d28946
VY
720 ServerInfo.network_name = rb_strdup(NETWORK_NAME_DEFAULT);
721 ServerInfo.network_desc = rb_strdup(NETWORK_DESC_DEFAULT);
212380e3 722
723 memset(&ServerInfo.ip, 0, sizeof(ServerInfo.ip));
724 ServerInfo.specific_ipv4_vhost = 0;
2c2e0aa9 725#ifdef RB_IPV6
212380e3 726 memset(&ServerInfo.ip6, 0, sizeof(ServerInfo.ip6));
727 ServerInfo.specific_ipv6_vhost = 0;
728#endif
212380e3 729
730 /* Don't reset hub, as that will break lazylinks */
731 /* ServerInfo.hub = NO; */
732 AdminInfo.name = NULL;
733 AdminInfo.email = NULL;
734 AdminInfo.description = NULL;
735
62d28946
VY
736 ConfigFileEntry.default_operstring = rb_strdup("is an IRC operator");
737 ConfigFileEntry.default_adminstring = rb_strdup("is a Server Administrator");
738 ConfigFileEntry.servicestring = rb_strdup("is a Network Service");
212380e3 739
740 ConfigFileEntry.default_umodes = UMODE_INVISIBLE;
741 ConfigFileEntry.failed_oper_notice = YES;
742 ConfigFileEntry.anti_nick_flood = NO;
743 ConfigFileEntry.disable_fake_channels = NO;
744 ConfigFileEntry.max_nick_time = 20;
745 ConfigFileEntry.max_nick_changes = 5;
746 ConfigFileEntry.max_accept = 20;
747 ConfigFileEntry.max_monitor = 60;
748 ConfigFileEntry.nick_delay = 900; /* 15 minutes */
749 ConfigFileEntry.target_change = YES;
750 ConfigFileEntry.anti_spam_exit_message_time = 0;
751 ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
752 ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;
753 ConfigFileEntry.client_exit = YES;
754 ConfigFileEntry.dline_with_reason = YES;
755 ConfigFileEntry.kline_with_reason = YES;
756 ConfigFileEntry.kline_delay = 0;
757 ConfigFileEntry.warn_no_nline = YES;
758 ConfigFileEntry.non_redundant_klines = YES;
759 ConfigFileEntry.stats_e_disabled = NO;
760 ConfigFileEntry.stats_o_oper_only = NO;
761 ConfigFileEntry.stats_k_oper_only = 1; /* masked */
762 ConfigFileEntry.stats_i_oper_only = 1; /* masked */
763 ConfigFileEntry.stats_P_oper_only = NO;
764 ConfigFileEntry.stats_c_oper_only = NO;
765 ConfigFileEntry.stats_y_oper_only = NO;
766 ConfigFileEntry.stats_h_oper_only = NO;
767 ConfigFileEntry.map_oper_only = YES;
768 ConfigFileEntry.operspy_admin_only = NO;
769 ConfigFileEntry.pace_wait = 10;
770 ConfigFileEntry.caller_id_wait = 60;
771 ConfigFileEntry.pace_wait_simple = 1;
772 ConfigFileEntry.short_motd = NO;
773 ConfigFileEntry.no_oper_flood = NO;
774 ConfigFileEntry.fname_userlog = NULL;
775 ConfigFileEntry.fname_fuserlog = NULL;
776 ConfigFileEntry.fname_operlog = NULL;
777 ConfigFileEntry.fname_foperlog = NULL;
778 ConfigFileEntry.fname_serverlog = NULL;
779 ConfigFileEntry.fname_glinelog = NULL;
780 ConfigFileEntry.fname_klinelog = NULL;
781 ConfigFileEntry.fname_operspylog = NULL;
782 ConfigFileEntry.fname_ioerrorlog = NULL;
783 ConfigFileEntry.glines = NO;
784 ConfigFileEntry.use_egd = NO;
785 ConfigFileEntry.gline_time = 12 * 3600;
786 ConfigFileEntry.gline_min_cidr = 16;
787 ConfigFileEntry.gline_min_cidr6 = 48;
788 ConfigFileEntry.hide_spoof_ips = YES;
789 ConfigFileEntry.hide_error_messages = 1;
212380e3 790 ConfigFileEntry.dots_in_ident = 0;
791 ConfigFileEntry.max_targets = MAX_TARGETS_DEFAULT;
62d28946 792 ConfigFileEntry.servlink_path = rb_strdup(SLPATH);
212380e3 793 ConfigFileEntry.egdpool_path = NULL;
794 ConfigFileEntry.use_whois_actually = YES;
795 ConfigFileEntry.burst_away = NO;
796 ConfigFileEntry.collision_fnc = YES;
797 ConfigFileEntry.global_snotices = YES;
798 ConfigFileEntry.operspy_dont_care_user_info = NO;
799
800#ifdef HAVE_LIBZ
801 ConfigFileEntry.compression_level = 4;
802#endif
803
804 ConfigFileEntry.oper_umodes = UMODE_LOCOPS | UMODE_SERVNOTICE |
805 UMODE_OPERWALL | UMODE_WALLOP;
806 ConfigFileEntry.oper_only_umodes = UMODE_SERVNOTICE;
807 ConfigFileEntry.oper_snomask = SNO_GENERAL;
808
809 ConfigChannel.use_except = YES;
810 ConfigChannel.use_invex = YES;
811 ConfigChannel.use_knock = YES;
812 ConfigChannel.use_forward = YES;
813 ConfigChannel.knock_delay = 300;
814 ConfigChannel.knock_delay_channel = 60;
815 ConfigChannel.max_chans_per_user = 15;
816 ConfigChannel.max_bans = 25;
817 ConfigChannel.max_bans_large = 500;
818 ConfigChannel.burst_topicwho = NO;
212380e3 819 ConfigChannel.kick_on_split_riding = NO;
820
821 ConfigChannel.default_split_user_count = 15000;
822 ConfigChannel.default_split_server_count = 10;
823 ConfigChannel.no_join_on_split = NO;
824 ConfigChannel.no_create_on_split = YES;
825
826 ConfigServerHide.flatten_links = 0;
827 ConfigServerHide.links_delay = 300;
828 ConfigServerHide.hidden = 0;
829 ConfigServerHide.disable_hidden = 0;
830
831 ConfigFileEntry.min_nonwildcard = 4;
832 ConfigFileEntry.min_nonwildcard_simple = 3;
833 ConfigFileEntry.default_floodcount = 8;
834 ConfigFileEntry.client_flood = CLIENT_FLOOD_DEFAULT;
835 ConfigFileEntry.tkline_expire_notices = 0;
836
837 ConfigFileEntry.reject_after_count = 5;
838 ConfigFileEntry.reject_ban_time = 300;
839 ConfigFileEntry.reject_duration = 120;
54015b5f 840 ConfigFileEntry.max_unknown_ip = 2;
c2d96fcb 841
3fe90825 842 ServerInfo.default_max_clients = MAXCONNECTIONS;
212380e3 843}
844
845#undef YES
846#undef NO
847
848/*
849 * read_conf()
850 *
851 *
852 * inputs - file descriptor pointing to config file to use
853 * output - None
854 * side effects - Read configuration file.
855 */
856static void
857read_conf(FILE * file)
858{
859 lineno = 0;
860
861 set_default_conf(); /* Set default values prior to conf parsing */
862 yyparse(); /* Load the values from the conf */
863 validate_conf(); /* Check to make sure some values are still okay. */
864 /* Some global values are also loaded here. */
865 check_class(); /* Make sure classes are valid */
866}
867
868static void
869validate_conf(void)
870{
871 if(ConfigFileEntry.ts_warn_delta < TS_WARN_DELTA_MIN)
872 ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT;
873
874 if(ConfigFileEntry.ts_max_delta < TS_MAX_DELTA_MIN)
875 ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT;
876
877 if(ConfigFileEntry.servlink_path == NULL)
62d28946 878 ConfigFileEntry.servlink_path = rb_strdup(SLPATH);
212380e3 879
880 if(ServerInfo.network_name == NULL)
62d28946 881 ServerInfo.network_name = rb_strdup(NETWORK_NAME_DEFAULT);
212380e3 882
883 if(ServerInfo.network_desc == NULL)
62d28946 884 ServerInfo.network_desc = rb_strdup(NETWORK_DESC_DEFAULT);
212380e3 885
8db00894
VY
886 if(ServerInfo.ssld_count < 1)\r
887 ServerInfo.ssld_count = 1;
888
889 if(!rb_setup_ssl_server(ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params))\r
890 {\r
891 ilog(L_MAIN, "WARNING: Unable to setup SSL.");\r
892 ssl_ok = 0;\r
893 } else {\r
894 ssl_ok = 1;\r
895 send_new_ssl_certs(ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params);\r
896 }\r
897\r
898 if(ServerInfo.ssld_count > get_ssld_count())\r
899 {\r
900 int start = ServerInfo.ssld_count - get_ssld_count();\r
901 /* start up additional ssld if needed */\r
902 start_ssldaemon(start, ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params);\r
903 \r
904 }
905
212380e3 906 if((ConfigFileEntry.client_flood < CLIENT_FLOOD_MIN) ||
907 (ConfigFileEntry.client_flood > CLIENT_FLOOD_MAX))
908 ConfigFileEntry.client_flood = CLIENT_FLOOD_MAX;
909
212380e3 910 if(!split_users || !split_servers ||
911 (!ConfigChannel.no_create_on_split && !ConfigChannel.no_join_on_split))
912 {
0cca1f52
JT
913 rb_event_delete(check_splitmode_ev);
914 check_splitmode_ev = NULL;
212380e3 915 splitmode = 0;
916 splitchecking = 0;
917 }
918}
919
920/*
921 * lookup_confhost - start DNS lookups of all hostnames in the conf
922 * line and convert an IP addresses in a.b.c.d number for to IP#s.
923 *
924 */
925
926/*
927 * conf_connect_allowed
928 *
929 * inputs - pointer to inaddr
930 * - int type ipv4 or ipv6
931 * output - ban info or NULL
932 * side effects - none
933 */
934struct ConfItem *
935conf_connect_allowed(struct sockaddr *addr, int aftype)
936{
937 struct ConfItem *aconf = find_dline(addr, aftype);
938
939 /* DLINE exempt also gets you out of static limits/pacing... */
940 if(aconf && (aconf->status & CONF_EXEMPTDLINE))
941 return NULL;
942
943 if(aconf != NULL)
944 return aconf;
945
946 return NULL;
947}
948
949/* add_temp_kline()
950 *
951 * inputs - pointer to struct ConfItem
952 * output - none
953 * Side effects - links in given struct ConfItem into
954 * temporary kline link list
955 */
956void
957add_temp_kline(struct ConfItem *aconf)
958{
9f6bbe3c 959 if(aconf->hold >= rb_current_time() + (10080 * 60))
212380e3 960 {
af81d5a0 961 rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_WEEK]);
212380e3 962 aconf->port = TEMP_WEEK;
963 }
9f6bbe3c 964 else if(aconf->hold >= rb_current_time() + (1440 * 60))
212380e3 965 {
af81d5a0 966 rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_DAY]);
212380e3 967 aconf->port = TEMP_DAY;
968 }
9f6bbe3c 969 else if(aconf->hold >= rb_current_time() + (60 * 60))
212380e3 970 {
af81d5a0 971 rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_HOUR]);
212380e3 972 aconf->port = TEMP_HOUR;
973 }
974 else
975 {
af81d5a0 976 rb_dlinkAddAlloc(aconf, &temp_klines[TEMP_MIN]);
212380e3 977 aconf->port = TEMP_MIN;
978 }
979
980 aconf->flags |= CONF_FLAGS_TEMPORARY;
981 add_conf_by_address(aconf->host, CONF_KILL, aconf->user, aconf);
982}
983
984/* add_temp_dline()
985 *
986 * input - pointer to struct ConfItem
987 * output - none
988 * side effects - added to tdline link list and address hash
989 */
990void
991add_temp_dline(struct ConfItem *aconf)
992{
9f6bbe3c 993 if(aconf->hold >= rb_current_time() + (10080 * 60))
212380e3 994 {
af81d5a0 995 rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_WEEK]);
212380e3 996 aconf->port = TEMP_WEEK;
997 }
9f6bbe3c 998 else if(aconf->hold >= rb_current_time() + (1440 * 60))
212380e3 999 {
af81d5a0 1000 rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_DAY]);
212380e3 1001 aconf->port = TEMP_DAY;
1002 }
9f6bbe3c 1003 else if(aconf->hold >= rb_current_time() + (60 * 60))
212380e3 1004 {
af81d5a0 1005 rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_HOUR]);
212380e3 1006 aconf->port = TEMP_HOUR;
1007 }
1008 else
1009 {
af81d5a0 1010 rb_dlinkAddAlloc(aconf, &temp_dlines[TEMP_MIN]);
212380e3 1011 aconf->port = TEMP_MIN;
1012 }
1013
1014 aconf->flags |= CONF_FLAGS_TEMPORARY;
1015 add_conf_by_address(aconf->host, CONF_DLINE, aconf->user, aconf);
1016}
1017
1018/* expire_tkline()
1019 *
1020 * inputs - list pointer
1021 * - type
1022 * output - NONE
1023 * side effects - expire tklines and moves them between lists
1024 */
1025static void
1026expire_temp_kd(void *list)
1027{
af81d5a0 1028 rb_dlink_node *ptr;
90a3c35b 1029 rb_dlink_node *next_ptr;
212380e3 1030 struct ConfItem *aconf;
1031
90a3c35b 1032 RB_DLINK_FOREACH_SAFE(ptr, next_ptr, ((rb_dlink_list *) list)->head)
212380e3 1033 {
1034 aconf = ptr->data;
1035
9f6bbe3c 1036 if(aconf->hold <= rb_current_time())
212380e3 1037 {
1038 /* Alert opers that a TKline expired - Hwy */
1039 if(ConfigFileEntry.tkline_expire_notices)
1040 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1041 "Temporary K-line for [%s@%s] expired",
1042 (aconf->user) ? aconf->
1043 user : "*", (aconf->host) ? aconf->host : "*");
1044
1045 delete_one_address_conf(aconf->host, aconf);
af81d5a0 1046 rb_dlinkDestroy(ptr, list);
212380e3 1047 }
1048 }
1049}
1050
1051static void
1052reorganise_temp_kd(void *list)
1053{
1054 struct ConfItem *aconf;
90a3c35b 1055 rb_dlink_node *ptr, *next_ptr;
212380e3 1056
90a3c35b 1057 RB_DLINK_FOREACH_SAFE(ptr, next_ptr, ((rb_dlink_list *) list)->head)
212380e3 1058 {
1059 aconf = ptr->data;
1060
9f6bbe3c 1061 if(aconf->hold < (rb_current_time() + (60 * 60)))
212380e3 1062 {
af81d5a0 1063 rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ?
212380e3 1064 &temp_klines[TEMP_MIN] : &temp_dlines[TEMP_MIN]);
1065 aconf->port = TEMP_MIN;
1066 }
1067 else if(aconf->port > TEMP_HOUR)
1068 {
9f6bbe3c 1069 if(aconf->hold < (rb_current_time() + (1440 * 60)))
212380e3 1070 {
af81d5a0 1071 rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ?
212380e3 1072 &temp_klines[TEMP_HOUR] : &temp_dlines[TEMP_HOUR]);
1073 aconf->port = TEMP_HOUR;
1074 }
1075 else if(aconf->port > TEMP_DAY &&
9f6bbe3c 1076 (aconf->hold < (rb_current_time() + (10080 * 60))))
212380e3 1077 {
af81d5a0 1078 rb_dlinkMoveNode(ptr, list, (aconf->status == CONF_KILL) ?
212380e3 1079 &temp_klines[TEMP_DAY] : &temp_dlines[TEMP_DAY]);
1080 aconf->port = TEMP_DAY;
1081 }
1082 }
1083 }
1084}
1085
1086
1087/* const char* get_oper_name(struct Client *client_p)
1088 * Input: A client to find the active oper{} name for.
1089 * Output: The nick!user@host{oper} of the oper.
1090 * "oper" is server name for remote opers
1091 * Side effects: None.
1092 */
1093char *
1094get_oper_name(struct Client *client_p)
1095{
1096 /* +5 for !,@,{,} and null */
1097 static char buffer[NICKLEN + USERLEN + HOSTLEN + HOSTLEN + 5];
1098
1099 if(MyOper(client_p))
1100 {
38e6acdd 1101 rb_snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}",
212380e3 1102 client_p->name, client_p->username,
1103 client_p->host, client_p->localClient->opername);
1104 return buffer;
1105 }
1106
38e6acdd 1107 rb_snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}",
212380e3 1108 client_p->name, client_p->username,
1109 client_p->host, client_p->servptr->name);
1110 return buffer;
1111}
1112
1113/*
1114 * get_printable_conf
1115 *
1116 * inputs - struct ConfItem
1117 *
1118 * output - name
1119 * - host
1120 * - pass
1121 * - user
1122 * - port
1123 *
1124 * side effects -
1125 * Examine the struct struct ConfItem, setting the values
1126 * of name, host, pass, user to values either
1127 * in aconf, or "<NULL>" port is set to aconf->port in all cases.
1128 */
1129void
1130get_printable_conf(struct ConfItem *aconf, char **name, char **host,
1131 char **pass, char **user, int *port, char **classname)
1132{
1133 static char null[] = "<NULL>";
1134 static char zero[] = "default";
1135
1136 *name = EmptyString(aconf->name) ? null : aconf->name;
1137 *host = EmptyString(aconf->host) ? null : aconf->host;
1138 *pass = EmptyString(aconf->passwd) ? null : aconf->passwd;
1139 *user = EmptyString(aconf->user) ? null : aconf->user;
1140 *classname = EmptyString(aconf->className) ? zero : aconf->className;
1141 *port = (int) aconf->port;
1142}
1143
21c9d815
VY
1144void
1145get_printable_kline(struct Client *source_p, struct ConfItem *aconf,
1146 char **host, char **reason,
1147 char **user, char **oper_reason)
1148{
1149 static char null[] = "<NULL>";
1150
1151 *host = EmptyString(aconf->host) ? null : aconf->host;
1152 *reason = EmptyString(aconf->passwd) ? null : aconf->passwd;
1153 *user = EmptyString(aconf->user) ? null : aconf->user;
1154
1155 if(EmptyString(aconf->spasswd) || !IsOper(source_p))
1156 *oper_reason = NULL;
1157 else
1158 *oper_reason = aconf->spasswd;
212380e3 1159}
1160
1161/*
1162 * read_conf_files
1163 *
1164 * inputs - cold start YES or NO
1165 * output - none
1166 * side effects - read all conf files needed, ircd.conf kline.conf etc.
1167 */
1168void
1169read_conf_files(int cold)
1170{
1171 const char *filename;
1172
1173 conf_fbfile_in = NULL;
1174
1175 filename = get_conf_name(CONF_TYPE);
1176
1177 /* We need to know the initial filename for the yyerror() to report
1178 FIXME: The full path is in conffilenamebuf first time since we
1179 dont know anything else
1180
1181 - Gozem 2002-07-21
1182 */
1183 strlcpy(conffilebuf, filename, sizeof(conffilebuf));
1184
1185 if((conf_fbfile_in = fopen(filename, "r")) == NULL)
1186 {
1187 if(cold)
1188 {
1189 ilog(L_MAIN, "Failed in reading configuration file %s", filename);
1190 exit(-1);
1191 }
1192 else
1193 {
1194 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1195 "Can't open file '%s' - aborting rehash!", filename);
1196 return;
1197 }
1198 }
1199
1200 if(!cold)
1201 {
1202 clear_out_old_conf();
1203 }
1204
1205 read_conf(conf_fbfile_in);
1206 fclose(conf_fbfile_in);
1207}
1208
8ac75529
WP
1209/*
1210 * free an alias{} entry.
1211 */
1212static void
1213free_alias_cb(struct DictionaryElement *ptr, void *unused)
1214{
1215 struct alias_entry *aptr = ptr->data;
1216
90a3c35b
VY
1217 rb_free(aptr->name);
1218 rb_free(aptr->target);
1219 rb_free(aptr);
8ac75529
WP
1220}
1221
212380e3 1222/*
1223 * clear_out_old_conf
1224 *
1225 * inputs - none
1226 * output - none
1227 * side effects - Clear out the old configuration
1228 */
1229static void
1230clear_out_old_conf(void)
1231{
1232 struct Class *cltmp;
af81d5a0 1233 rb_dlink_node *ptr;
90a3c35b 1234 rb_dlink_node *next_ptr;
212380e3 1235
1236 /*
1237 * don't delete the class table, rather mark all entries
1238 * for deletion. The table is cleaned up by check_class. - avalon
1239 */
8e69bb4e 1240 RB_DLINK_FOREACH(ptr, class_list.head)
212380e3 1241 {
1242 cltmp = ptr->data;
1243 MaxUsers(cltmp) = -1;
1244 }
1245
1246 clear_out_address_conf();
1247 clear_s_newconf();
1248
1249 /* clean out module paths */
1250#ifndef STATIC_MODULES
1251 mod_clear_paths();
1252 mod_add_path(MODULE_DIR);
1253 mod_add_path(MODULE_DIR "/autoload");
1254#endif
1255
1256 /* clean out ServerInfo */
90a3c35b 1257 rb_free(ServerInfo.description);
212380e3 1258 ServerInfo.description = NULL;
90a3c35b 1259 rb_free(ServerInfo.network_name);
212380e3 1260 ServerInfo.network_name = NULL;
90a3c35b 1261 rb_free(ServerInfo.network_desc);
212380e3 1262 ServerInfo.network_desc = NULL;
1263
8db00894
VY
1264 ServerInfo.ssld_count = 1;
1265
212380e3 1266 /* clean out AdminInfo */
90a3c35b 1267 rb_free(AdminInfo.name);
212380e3 1268 AdminInfo.name = NULL;
90a3c35b 1269 rb_free(AdminInfo.email);
212380e3 1270 AdminInfo.email = NULL;
90a3c35b 1271 rb_free(AdminInfo.description);
212380e3 1272 AdminInfo.description = NULL;
1273
1274 /* operator{} and class{} blocks are freed above */
1275 /* clean out listeners */
1276 close_listeners();
1277
1278 /* auth{}, quarantine{}, shared{}, connect{}, kill{}, deny{}, exempt{}
1279 * and gecos{} blocks are freed above too
1280 */
1281
1282 /* clean out general */
90a3c35b 1283 rb_free(ConfigFileEntry.servlink_path);
212380e3 1284 ConfigFileEntry.servlink_path = NULL;
1285
90a3c35b 1286 RB_DLINK_FOREACH_SAFE(ptr, next_ptr, service_list.head)
212380e3 1287 {
90a3c35b 1288 rb_free(ptr->data);
af81d5a0 1289 rb_dlinkDestroy(ptr, &service_list);
212380e3 1290 }
1291
1292 /* remove any aliases... -- nenolod */
8ac75529
WP
1293 irc_dictionary_destroy(alias_dict, free_alias_cb, NULL);
1294 alias_dict = NULL;
212380e3 1295
1296 destroy_blacklists();
1297
1298 /* OK, that should be everything... */
1299}
1300
1301
1302/* write_confitem()
1303 *
1304 * inputs - kline, dline or resv type flag
1305 * - client pointer to report to
1306 * - user name of target
1307 * - host name of target
1308 * - reason for target
1309 * - time string
1310 * - type of xline
1311 * output - NONE
1312 * side effects - This function takes care of finding the right conf
1313 * file and adding the line to it, as well as notifying
1314 * opers and the user.
1315 */
1316void
1317write_confitem(KlineType type, struct Client *source_p, char *user,
1318 char *host, const char *reason, const char *oper_reason,
1319 const char *current_date, int xtype)
1320{
1321 char buffer[1024];
1322 FILE *out;
1323 const char *filename; /* filename to use for kline */
1324
1325 filename = get_conf_name(type);
1326
1327 if(type == KLINE_TYPE)
1328 {
1329 if(EmptyString(oper_reason))
1330 {
1331 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1332 "%s added K-Line for [%s@%s] [%s]",
1333 get_oper_name(source_p), user,
1334 host, reason);
1335 ilog(L_KLINE, "K %s 0 %s %s %s",
1336 get_oper_name(source_p), user, host, reason);
1337 }
1338 else
1339 {
1340 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1341 "%s added K-Line for [%s@%s] [%s|%s]",
1342 get_oper_name(source_p), user,
1343 host, reason, oper_reason);
1344 ilog(L_KLINE, "K %s 0 %s %s %s|%s",
1345 get_oper_name(source_p), user, host,
1346 reason, oper_reason);
1347 }
1348
1349 sendto_one_notice(source_p, ":Added K-Line [%s@%s]",
1350 user, host);
1351 }
1352 else if(type == DLINE_TYPE)
1353 {
1354 if(EmptyString(oper_reason))
1355 {
1356 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1357 "%s added D-Line for [%s] [%s]",
1358 get_oper_name(source_p), host, reason);
1359 ilog(L_KLINE, "D %s 0 %s %s",
1360 get_oper_name(source_p), host, reason);
1361 }
1362 else
1363 {
1364 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1365 "%s added D-Line for [%s] [%s|%s]",
1366 get_oper_name(source_p), host,
1367 reason, oper_reason);
1368 ilog(L_KLINE, "D %s 0 %s %s|%s",
1369 get_oper_name(source_p), host,
1370 reason, oper_reason);
1371 }
1372
5366977b 1373 sendto_one_notice(source_p, ":Added D-Line [%s] to %s", host, filename);
212380e3 1374
1375 }
1376 else if(type == RESV_TYPE)
1377 {
1378 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1379 "%s added RESV for [%s] [%s]",
1380 get_oper_name(source_p), host, reason);
1381 ilog(L_KLINE, "R %s 0 %s %s",
1382 get_oper_name(source_p), host, reason);
1383
1384 sendto_one_notice(source_p, ":Added RESV for [%s] [%s]",
1385 host, reason);
1386 }
1387
1388 if((out = fopen(filename, "a")) == NULL)
1389 {
1390 sendto_realops_snomask(SNO_GENERAL, L_ALL, "*** Problem opening %s ", filename);
1391 sendto_one_notice(source_p, ":*** Problem opening file, added temporarily only");
1392 return;
1393 }
1394
1395 if(oper_reason == NULL)
1396 oper_reason = "";
1397
1398 if(type == KLINE_TYPE)
1399 {
38e6acdd 1400 rb_snprintf(buffer, sizeof(buffer),
212380e3 1401 "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n",
1402 user, host, reason, oper_reason, current_date,
9f6bbe3c 1403 get_oper_name(source_p), rb_current_time());
212380e3 1404 }
1405 else if(type == DLINE_TYPE)
1406 {
38e6acdd 1407 rb_snprintf(buffer, sizeof(buffer),
212380e3 1408 "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n", host,
9f6bbe3c 1409 reason, oper_reason, current_date, get_oper_name(source_p), rb_current_time());
212380e3 1410 }
1411 else if(type == RESV_TYPE)
1412 {
38e6acdd 1413 rb_snprintf(buffer, sizeof(buffer), "\"%s\",\"%s\",\"%s\",%ld\n",
9f6bbe3c 1414 host, reason, get_oper_name(source_p), rb_current_time());
212380e3 1415 }
1416
1417 if(fputs(buffer, out) == -1)
1418 {
1419 sendto_realops_snomask(SNO_GENERAL, L_ALL, "*** Problem writing to %s", filename);
1420 sendto_one_notice(source_p, ":*** Problem writing to file, added temporarily only");
1421 fclose(out);
1422 return;
1423 }
1424
1425 if (fclose(out))
1426 {
1427 sendto_realops_snomask(SNO_GENERAL, L_ALL, "*** Problem writing to %s", filename);
1428 sendto_one_notice(source_p, ":*** Problem writing to file, added temporarily only");
1429 return;
1430 }
1431}
1432
1433/* get_conf_name
1434 *
1435 * inputs - type of conf file to return name of file for
1436 * output - pointer to filename for type of conf
1437 * side effects - none
1438 */
1439const char *
1440get_conf_name(KlineType type)
1441{
1442 if(type == CONF_TYPE)
1443 {
1444 return (ConfigFileEntry.configfile);
1445 }
1446 else if(type == DLINE_TYPE)
1447 {
1448 return (ConfigFileEntry.dlinefile);
1449 }
1450 else if(type == RESV_TYPE)
1451 {
1452 return (ConfigFileEntry.resvfile);
1453 }
1454
1455 return ConfigFileEntry.klinefile;
1456}
1457
1458/*
1459 * conf_add_class_to_conf
1460 * inputs - pointer to config item
1461 * output - NONE
1462 * side effects - Add a class pointer to a conf
1463 */
1464
1465void
1466conf_add_class_to_conf(struct ConfItem *aconf)
1467{
1468 if(aconf->className == NULL)
1469 {
62d28946 1470 aconf->className = rb_strdup("default");
212380e3 1471 ClassPtr(aconf) = default_class;
1472 return;
1473 }
1474
1475 ClassPtr(aconf) = find_class(aconf->className);
1476
1477 if(ClassPtr(aconf) == default_class)
1478 {
1479 if(aconf->status == CONF_CLIENT)
1480 {
1481 sendto_realops_snomask(SNO_GENERAL, L_ALL,
1482 "Warning -- Using default class for missing class \"%s\" in auth{} for %s@%s",
1483 aconf->className, aconf->user, aconf->host);
1484 }
1485
90a3c35b 1486 rb_free(aconf->className);
62d28946 1487 aconf->className = rb_strdup("default");
212380e3 1488 return;
1489 }
1490
1491 if(ConfMaxUsers(aconf) < 0)
1492 {
1493 ClassPtr(aconf) = default_class;
90a3c35b 1494 rb_free(aconf->className);
62d28946 1495 aconf->className = rb_strdup("default");
212380e3 1496 return;
1497 }
1498}
1499
1500/*
1501 * conf_add_d_conf
1502 * inputs - pointer to config item
1503 * output - NONE
1504 * side effects - Add a d/D line
1505 */
1506void
1507conf_add_d_conf(struct ConfItem *aconf)
1508{
1509 if(aconf->host == NULL)
1510 return;
1511
1512 aconf->user = NULL;
1513
1514 /* XXX - Should 'd' ever be in the old conf? For new conf we don't
1515 * need this anyway, so I will disable it for now... -A1kmm
1516 */
1517
1518 if(parse_netmask(aconf->host, NULL, NULL) == HM_HOST)
1519 {
1520 ilog(L_MAIN, "Invalid Dline %s ignored", aconf->host);
1521 free_conf(aconf);
1522 }
1523 else
1524 {
1525 add_conf_by_address(aconf->host, CONF_DLINE, NULL, aconf);
1526 }
1527}
1528
1529
1530/*
1531 * yyerror
1532 *
1533 * inputs - message from parser
1534 * output - none
1535 * side effects - message to opers and log file entry is made
1536 */
1537void
1538yyerror(const char *msg)
1539{
1540 char newlinebuf[BUFSIZE];
1541
1542 strip_tabs(newlinebuf, (const unsigned char *) linebuf, strlen(linebuf));
1543
1544 sendto_realops_snomask(SNO_GENERAL, L_ALL, "\"%s\", line %d: %s at '%s'",
1545 conffilebuf, lineno + 1, msg, newlinebuf);
1546
1547 ilog(L_MAIN, "\"%s\", line %d: %s at '%s'", conffilebuf, lineno + 1, msg, newlinebuf);
1548}
1549
1550int
1551conf_fgets(char *lbuf, int max_size, FILE * fb)
1552{
1553 char *buff;
1554
1555 if((buff = fgets(lbuf, max_size, fb)) == NULL)
1556 return (0);
1557
1558 return (strlen(lbuf));
1559}
1560
1561int
1562conf_yy_fatal_error(const char *msg)
1563{
1564 return (0);
1565}