2 * ircd-ratbox: A slightly useful ircd.
3 * s_conf.c: Configuration file functions.
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
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.
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.
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
24 * $Id: s_conf.c 3131 2007-01-21 15:36:31Z jilles $
28 #include "ircd_defs.h"
31 #include "s_newconf.h"
40 #include "irc_string.h"
41 #include "sprintf_irc.h"
56 #include "blacklist.h"
58 struct config_server_hide ConfigServerHide
;
60 extern int yyparse(); /* defined in y.tab.c */
61 extern char linebuf
[];
64 #define INADDR_NONE ((unsigned int) 0xffffffff)
67 static BlockHeap
*confitem_heap
= NULL
;
69 dlink_list temp_klines
[LAST_TEMP_TYPE
];
70 dlink_list temp_dlines
[LAST_TEMP_TYPE
];
71 dlink_list service_list
;
73 /* internally defined functions */
74 static void set_default_conf(void);
75 static void validate_conf(void);
76 static void read_conf(FILE *);
77 static void clear_out_old_conf(void);
79 static void expire_temp_kd(void *list
);
80 static void reorganise_temp_kd(void *list
);
85 static int verify_access(struct Client
*client_p
, const char *username
);
86 static int attach_iline(struct Client
*, struct ConfItem
*);
91 confitem_heap
= BlockHeapCreate(sizeof(struct ConfItem
), CONFITEM_HEAP_SIZE
);
93 eventAddIsh("expire_temp_klines", expire_temp_kd
, &temp_klines
[TEMP_MIN
], 60);
94 eventAddIsh("expire_temp_dlines", expire_temp_kd
, &temp_dlines
[TEMP_MIN
], 60);
96 eventAddIsh("expire_temp_klines_hour", reorganise_temp_kd
,
97 &temp_klines
[TEMP_HOUR
], 3600);
98 eventAddIsh("expire_temp_dlines_hour", reorganise_temp_kd
,
99 &temp_dlines
[TEMP_HOUR
], 3600);
100 eventAddIsh("expire_temp_klines_day", reorganise_temp_kd
,
101 &temp_klines
[TEMP_DAY
], 86400);
102 eventAddIsh("expire_temp_dlines_day", reorganise_temp_kd
,
103 &temp_dlines
[TEMP_DAY
], 86400);
104 eventAddIsh("expire_temp_klines_week", reorganise_temp_kd
,
105 &temp_klines
[TEMP_WEEK
], 604800);
106 eventAddIsh("expire_temp_dlines_week", reorganise_temp_kd
,
107 &temp_dlines
[TEMP_WEEK
], 604800);
114 * output - pointer to new conf entry
115 * side effects - none
120 struct ConfItem
*aconf
;
122 aconf
= BlockHeapAlloc(confitem_heap
);
123 aconf
->status
= CONF_ILLEGAL
;
130 * inputs - pointer to conf to free
132 * side effects - crucial password fields are zeroed, conf is freed
135 free_conf(struct ConfItem
*aconf
)
137 s_assert(aconf
!= NULL
);
143 memset(aconf
->passwd
, 0, strlen(aconf
->passwd
));
145 memset(aconf
->spasswd
, 0, strlen(aconf
->spasswd
));
147 MyFree(aconf
->passwd
);
148 MyFree(aconf
->spasswd
);
150 MyFree(aconf
->className
);
154 BlockHeapFree(confitem_heap
, aconf
);
160 * inputs - pointer to client
161 * output - 0 = Success
162 * NOT_AUTHORISED (-1) = Access denied (no I line match)
163 * SOCKET_ERROR (-2) = Bad socket.
164 * I_LINE_FULL (-3) = I-line is full
165 * TOO_MANY (-4) = Too many connections from hostname
166 * BANNED_CLIENT (-5) = K-lined
167 * side effects - Ordinary client access check.
168 * Look for conf lines which have the same
169 * status as the flags passed.
172 check_client(struct Client
*client_p
, struct Client
*source_p
, const char *username
)
176 ClearAccess(source_p
);
178 if((i
= verify_access(source_p
, username
)))
180 ilog(L_FUSER
, "Access denied: %s[%s]",
181 source_p
->name
, source_p
->sockhost
);
187 exit_client(client_p
, source_p
, &me
, "Socket Error");
191 sendto_realops_snomask(SNO_FULL
, L_NETWIDE
,
192 "Too many local connections for %s!%s%s@%s",
193 source_p
->name
, IsGotId(source_p
) ? "" : "~",
194 source_p
->username
, source_p
->sockhost
);
196 ilog(L_FUSER
, "Too many local connections from %s!%s%s@%s",
197 source_p
->name
, IsGotId(source_p
) ? "" : "~",
198 source_p
->username
, source_p
->sockhost
);
200 ServerStats
->is_ref
++;
201 exit_client(client_p
, source_p
, &me
, "Too many host connections (local)");
204 case TOO_MANY_GLOBAL
:
205 sendto_realops_snomask(SNO_FULL
, L_NETWIDE
,
206 "Too many global connections for %s!%s%s@%s",
207 source_p
->name
, IsGotId(source_p
) ? "" : "~",
208 source_p
->username
, source_p
->sockhost
);
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
);
213 ServerStats
->is_ref
++;
214 exit_client(client_p
, source_p
, &me
, "Too many host connections (global)");
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
, source_p
->sockhost
);
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
);
226 ServerStats
->is_ref
++;
227 exit_client(client_p
, source_p
, &me
, "Too many user connections (global)");
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
,
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
);
241 ServerStats
->is_ref
++;
242 exit_client(client_p
, source_p
, &me
,
243 "No more connections allowed in your connection class");
250 if(source_p
->localClient
->ip
.ss_family
== AF_INET6
)
251 port
= ntohs(((struct sockaddr_in6
*)&source_p
->localClient
->listener
->addr
)->sin6_port
);
254 port
= ntohs(((struct sockaddr_in
*)&source_p
->localClient
->listener
->addr
)->sin_port
);
256 ServerStats
->is_ref
++;
257 /* jdc - lists server name & port connections are on */
258 /* a purely cosmetical change */
259 /* why ipaddr, and not just source_p->sockhost? --fl */
261 static char ipaddr
[HOSTIPLEN
];
262 inetntop_sock(&source_p
->localClient
->ip
, ipaddr
, sizeof(ipaddr
));
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
,
270 source_p
->localClient
->listener
->name
, port
);
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
);
277 add_reject(client_p
);
278 exit_client(client_p
, source_p
, &me
,
279 "You are not authorised to use this server");
283 add_reject(client_p
);
284 exit_client(client_p
, client_p
, &me
, "*** Banned ");
285 ServerStats
->is_ref
++;
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.
304 verify_access(struct Client
*client_p
, const char *username
)
306 struct ConfItem
*aconf
;
307 char non_ident
[USERLEN
+ 1];
309 if(IsGotId(client_p
))
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
);
318 strlcpy(non_ident
, "~", sizeof(non_ident
));
319 strlcat(non_ident
, username
, sizeof(non_ident
));
320 aconf
= find_address_conf(client_p
->host
, client_p
->sockhost
,
321 non_ident
, client_p
->username
,
322 (struct sockaddr
*) &client_p
->localClient
->ip
,
323 client_p
->localClient
->ip
.ss_family
);
327 return NOT_AUTHORISED
;
329 if(aconf
->status
& CONF_CLIENT
)
331 if(aconf
->flags
& CONF_FLAGS_REDIR
)
333 sendto_one(client_p
, form_str(RPL_REDIR
),
334 me
.name
, client_p
->name
,
335 aconf
->name
? aconf
->name
: "", aconf
->port
);
336 return (NOT_AUTHORISED
);
340 if(IsConfDoIdentd(aconf
))
343 /* Thanks for spoof idea amm */
344 if(IsConfDoSpoofIp(aconf
))
348 /* show_ip() depends on this --fl */
349 SetIPSpoof(client_p
);
351 if(IsConfSpoofNotice(aconf
))
353 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
354 "%s spoofing: %s as %s",
356 show_ip(NULL
, client_p
) ? client_p
->host
: aconf
->name
,
360 /* user@host spoof */
361 if((p
= strchr(aconf
->name
, '@')) != NULL
)
366 strlcpy(client_p
->username
, aconf
->name
,
367 sizeof(client_p
->username
));
368 strlcpy(client_p
->host
, host
,
369 sizeof(client_p
->host
));
373 strlcpy(client_p
->host
, aconf
->name
, sizeof(client_p
->host
));
375 return (attach_iline(client_p
, aconf
));
377 else if(aconf
->status
& CONF_KILL
)
379 if(ConfigFileEntry
.kline_with_reason
)
382 ":%s NOTICE %s :*** Banned %s",
383 me
.name
, client_p
->name
, aconf
->passwd
);
385 return (BANNED_CLIENT
);
387 else if(aconf
->status
& CONF_GLINE
)
389 sendto_one(client_p
, ":%s NOTICE %s :*** G-lined", me
.name
, client_p
->name
);
391 if(ConfigFileEntry
.kline_with_reason
)
393 ":%s NOTICE %s :*** Banned %s",
394 me
.name
, client_p
->name
, aconf
->passwd
);
396 return (BANNED_CLIENT
);
399 return NOT_AUTHORISED
;
406 * Returns 1 if successful 0 if not
408 * This checks if the user has exceed the limits for their class
409 * unless of course they are exempt..
413 add_ip_limit(struct Client
*client_p
, struct ConfItem
*aconf
)
415 patricia_node_t
*pnode
;
417 /* If the limits are 0 don't do anything.. */
418 if(ConfCidrAmount(aconf
) == 0 || ConfCidrBitlen(aconf
) == 0)
421 pnode
= match_ip(ConfIpLimits(aconf
), (struct sockaddr
*)&client_p
->localClient
->ip
);
424 pnode
= make_and_lookup_ip(ConfIpLimits(aconf
), (struct sockaddr
*)&client_p
->localClient
->ip
, ConfCidrBitlen(aconf
));
426 s_assert(pnode
!= NULL
);
430 if(((long) pnode
->data
) >= ConfCidrAmount(aconf
)
431 && !IsConfExemptLimits(aconf
))
433 /* This should only happen if the limits are set to 0 */
434 if((unsigned long) pnode
->data
== 0)
436 patricia_remove(ConfIpLimits(aconf
), pnode
);
447 remove_ip_limit(struct Client
*client_p
, struct ConfItem
*aconf
)
449 patricia_node_t
*pnode
;
451 /* If the limits are 0 don't do anything.. */
452 if(ConfCidrAmount(aconf
) == 0 || ConfCidrBitlen(aconf
) == 0)
455 pnode
= match_ip(ConfIpLimits(aconf
), (struct sockaddr
*)&client_p
->localClient
->ip
);
460 if(((unsigned long) pnode
->data
) == 0)
462 patricia_remove(ConfIpLimits(aconf
), pnode
);
470 * inputs - client pointer
473 * side effects - do actual attach
476 attach_iline(struct Client
*client_p
, struct ConfItem
*aconf
)
478 struct Client
*target_p
;
481 int global_count
= 0;
485 if(IsConfExemptLimits(aconf
))
486 return (attach_conf(client_p
, aconf
));
488 if(*client_p
->username
== '~')
492 /* find_hostname() returns the head of the list to search */
493 DLINK_FOREACH(ptr
, find_hostname(client_p
->host
))
495 target_p
= ptr
->data
;
497 if(irccmp(client_p
->host
, target_p
->orighost
) != 0)
500 if(MyConnect(target_p
))
507 if(*target_p
->username
== '~')
510 else if(irccmp(target_p
->username
, client_p
->username
) == 0)
513 if(ConfMaxLocal(aconf
) && local_count
>= ConfMaxLocal(aconf
))
514 return (TOO_MANY_LOCAL
);
515 else if(ConfMaxGlobal(aconf
) && global_count
>= ConfMaxGlobal(aconf
))
516 return (TOO_MANY_GLOBAL
);
517 else if(ConfMaxIdent(aconf
) && ident_count
>= ConfMaxIdent(aconf
))
518 return (TOO_MANY_IDENT
);
522 return (attach_conf(client_p
, aconf
));
528 * inputs - pointer to client to detach
529 * output - 0 for success, -1 for failure
530 * side effects - Disassociate configuration from the client.
531 * Also removes a class from the list if marked for deleting.
534 detach_conf(struct Client
*client_p
)
536 struct ConfItem
*aconf
;
538 aconf
= client_p
->localClient
->att_conf
;
544 remove_ip_limit(client_p
, aconf
);
546 if(ConfCurrUsers(aconf
) > 0)
547 --ConfCurrUsers(aconf
);
549 if(ConfMaxUsers(aconf
) == -1 && ConfCurrUsers(aconf
) == 0)
551 free_class(ClassPtr(aconf
));
552 ClassPtr(aconf
) = NULL
;
558 if(!aconf
->clients
&& IsIllegal(aconf
))
561 client_p
->localClient
->att_conf
= NULL
;
571 * inputs - client pointer
574 * side effects - Associate a specific configuration entry to a *local*
575 * client (this is the one which used in accepting the
576 * connection). Note, that this automatically changes the
577 * attachment if there was an old one...
580 attach_conf(struct Client
*client_p
, struct ConfItem
*aconf
)
583 return (NOT_AUTHORISED
);
587 if(!add_ip_limit(client_p
, aconf
))
588 return (TOO_MANY_LOCAL
);
591 if((aconf
->status
& CONF_CLIENT
) &&
592 ConfCurrUsers(aconf
) >= ConfMaxUsers(aconf
) && ConfMaxUsers(aconf
) > 0)
594 if(!IsConfExemptLimits(aconf
))
596 return (I_LINE_FULL
);
600 sendto_one(client_p
, ":%s NOTICE %s :*** I: line is full, but you have an >I: line!",
601 me
.name
, client_p
->name
);
602 SetExemptLimits(client_p
);
607 if(client_p
->localClient
->att_conf
!= NULL
)
608 detach_conf(client_p
);
610 client_p
->localClient
->att_conf
= aconf
;
613 ConfCurrUsers(aconf
)++;
620 * Actual REHASH service routine. Called with sig == 0 if it has been called
621 * as a result of an operator issuing this command, else assume it has been
622 * called as a result of the server receiving a HUP signal.
629 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
630 "Got signal SIGHUP, reloading ircd conf. file");
634 /* don't close listeners until we know we can go ahead with the rehash */
637 if(ServerInfo
.description
!= NULL
)
638 strlcpy(me
.info
, ServerInfo
.description
, sizeof(me
.info
));
640 strlcpy(me
.info
, "unknown", sizeof(me
.info
));
646 static struct banconf_entry
648 const char **filename
;
649 void (*func
) (FILE *);
652 { &ConfigFileEntry
.klinefile
, parse_k_file
, 0 },
653 { &ConfigFileEntry
.klinefile
, parse_k_file
, 1 },
654 { &ConfigFileEntry
.dlinefile
, parse_d_file
, 0 },
655 { &ConfigFileEntry
.dlinefile
, parse_d_file
, 1 },
656 { &ConfigFileEntry
.xlinefile
, parse_x_file
, 0 },
657 { &ConfigFileEntry
.xlinefile
, parse_x_file
, 1 },
658 { &ConfigFileEntry
.resvfile
, parse_resv_file
,0 },
659 { &ConfigFileEntry
.resvfile
, parse_resv_file
,1 },
667 char buf
[MAXPATHLEN
];
671 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
672 "Got signal SIGUSR2, reloading ban confs");
674 clear_out_address_conf_bans();
675 clear_s_newconf_bans();
677 for(i
= 0; banconfs
[i
].filename
; i
++)
680 snprintf(buf
, sizeof(buf
), "%s.perm", *banconfs
[i
].filename
);
682 snprintf(buf
, sizeof(buf
), "%s", *banconfs
[i
].filename
);
684 if((file
= fopen(buf
, "r")) == NULL
)
689 ilog(L_MAIN
, "Failed reading ban file %s",
690 *banconfs
[i
].filename
);
691 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
692 "Can't open %s file bans could be missing!",
693 *banconfs
[i
].filename
);
697 (banconfs
[i
].func
)(file
);
702 check_banned_lines();
710 * side effects - Set default values here.
711 * This is called **PRIOR** to parsing the
712 * configuration file. If you want to do some validation
713 * of values later, put them in validate_conf().
721 set_default_conf(void)
723 /* ServerInfo.name is not rehashable */
724 /* ServerInfo.name = ServerInfo.name; */
725 ServerInfo
.description
= NULL
;
726 DupString(ServerInfo
.network_name
, NETWORK_NAME_DEFAULT
);
727 DupString(ServerInfo
.network_desc
, NETWORK_DESC_DEFAULT
);
729 memset(&ServerInfo
.ip
, 0, sizeof(ServerInfo
.ip
));
730 ServerInfo
.specific_ipv4_vhost
= 0;
732 memset(&ServerInfo
.ip6
, 0, sizeof(ServerInfo
.ip6
));
733 ServerInfo
.specific_ipv6_vhost
= 0;
735 ServerInfo
.use_ts6
= YES
;
737 /* Don't reset hub, as that will break lazylinks */
738 /* ServerInfo.hub = NO; */
739 AdminInfo
.name
= NULL
;
740 AdminInfo
.email
= NULL
;
741 AdminInfo
.description
= NULL
;
743 DupString(ConfigFileEntry
.default_operstring
, "is an IRC operator");
744 DupString(ConfigFileEntry
.default_adminstring
, "is a Server Administrator");
745 DupString(ConfigFileEntry
.servicestring
, "is a Network Service");
747 ConfigFileEntry
.default_umodes
= UMODE_INVISIBLE
;
748 ConfigFileEntry
.failed_oper_notice
= YES
;
749 ConfigFileEntry
.anti_nick_flood
= NO
;
750 ConfigFileEntry
.disable_fake_channels
= NO
;
751 ConfigFileEntry
.max_nick_time
= 20;
752 ConfigFileEntry
.max_nick_changes
= 5;
753 ConfigFileEntry
.max_accept
= 20;
754 ConfigFileEntry
.max_monitor
= 60;
755 ConfigFileEntry
.nick_delay
= 900; /* 15 minutes */
756 ConfigFileEntry
.target_change
= YES
;
757 ConfigFileEntry
.anti_spam_exit_message_time
= 0;
758 ConfigFileEntry
.ts_warn_delta
= TS_WARN_DELTA_DEFAULT
;
759 ConfigFileEntry
.ts_max_delta
= TS_MAX_DELTA_DEFAULT
;
760 ConfigFileEntry
.client_exit
= YES
;
761 ConfigFileEntry
.dline_with_reason
= YES
;
762 ConfigFileEntry
.kline_with_reason
= YES
;
763 ConfigFileEntry
.kline_delay
= 0;
764 ConfigFileEntry
.warn_no_nline
= YES
;
765 ConfigFileEntry
.non_redundant_klines
= YES
;
766 ConfigFileEntry
.stats_e_disabled
= NO
;
767 ConfigFileEntry
.stats_o_oper_only
= NO
;
768 ConfigFileEntry
.stats_k_oper_only
= 1; /* masked */
769 ConfigFileEntry
.stats_i_oper_only
= 1; /* masked */
770 ConfigFileEntry
.stats_P_oper_only
= NO
;
771 ConfigFileEntry
.stats_c_oper_only
= NO
;
772 ConfigFileEntry
.stats_y_oper_only
= NO
;
773 ConfigFileEntry
.stats_h_oper_only
= NO
;
774 ConfigFileEntry
.map_oper_only
= YES
;
775 ConfigFileEntry
.operspy_admin_only
= NO
;
776 ConfigFileEntry
.pace_wait
= 10;
777 ConfigFileEntry
.caller_id_wait
= 60;
778 ConfigFileEntry
.pace_wait_simple
= 1;
779 ConfigFileEntry
.short_motd
= NO
;
780 ConfigFileEntry
.no_oper_flood
= NO
;
781 ConfigFileEntry
.fname_userlog
= NULL
;
782 ConfigFileEntry
.fname_fuserlog
= NULL
;
783 ConfigFileEntry
.fname_operlog
= NULL
;
784 ConfigFileEntry
.fname_foperlog
= NULL
;
785 ConfigFileEntry
.fname_serverlog
= NULL
;
786 ConfigFileEntry
.fname_glinelog
= NULL
;
787 ConfigFileEntry
.fname_klinelog
= NULL
;
788 ConfigFileEntry
.fname_operspylog
= NULL
;
789 ConfigFileEntry
.fname_ioerrorlog
= NULL
;
790 ConfigFileEntry
.glines
= NO
;
791 ConfigFileEntry
.use_egd
= NO
;
792 ConfigFileEntry
.gline_time
= 12 * 3600;
793 ConfigFileEntry
.gline_min_cidr
= 16;
794 ConfigFileEntry
.gline_min_cidr6
= 48;
795 ConfigFileEntry
.hide_spoof_ips
= YES
;
796 ConfigFileEntry
.hide_error_messages
= 1;
797 ConfigFileEntry
.idletime
= 0;
798 ConfigFileEntry
.dots_in_ident
= 0;
799 ConfigFileEntry
.max_targets
= MAX_TARGETS_DEFAULT
;
800 DupString(ConfigFileEntry
.servlink_path
, SLPATH
);
801 ConfigFileEntry
.egdpool_path
= NULL
;
802 ConfigFileEntry
.use_whois_actually
= YES
;
803 ConfigFileEntry
.burst_away
= NO
;
804 ConfigFileEntry
.collision_fnc
= YES
;
805 ConfigFileEntry
.global_snotices
= YES
;
806 ConfigFileEntry
.operspy_dont_care_user_info
= NO
;
809 ConfigFileEntry
.compression_level
= 4;
812 ConfigFileEntry
.oper_umodes
= UMODE_LOCOPS
| UMODE_SERVNOTICE
|
813 UMODE_OPERWALL
| UMODE_WALLOP
;
814 ConfigFileEntry
.oper_only_umodes
= UMODE_SERVNOTICE
;
815 ConfigFileEntry
.oper_snomask
= SNO_GENERAL
;
817 ConfigChannel
.use_except
= YES
;
818 ConfigChannel
.use_invex
= YES
;
819 ConfigChannel
.use_knock
= YES
;
820 ConfigChannel
.use_forward
= YES
;
821 ConfigChannel
.knock_delay
= 300;
822 ConfigChannel
.knock_delay_channel
= 60;
823 ConfigChannel
.max_chans_per_user
= 15;
824 ConfigChannel
.max_bans
= 25;
825 ConfigChannel
.max_bans_large
= 500;
826 ConfigChannel
.burst_topicwho
= NO
;
827 ConfigChannel
.invite_ops_only
= YES
;
828 ConfigChannel
.kick_on_split_riding
= NO
;
830 ConfigChannel
.default_split_user_count
= 15000;
831 ConfigChannel
.default_split_server_count
= 10;
832 ConfigChannel
.no_join_on_split
= NO
;
833 ConfigChannel
.no_create_on_split
= YES
;
835 ConfigServerHide
.flatten_links
= 0;
836 ConfigServerHide
.links_delay
= 300;
837 ConfigServerHide
.hidden
= 0;
838 ConfigServerHide
.disable_hidden
= 0;
840 ConfigFileEntry
.min_nonwildcard
= 4;
841 ConfigFileEntry
.min_nonwildcard_simple
= 3;
842 ConfigFileEntry
.default_floodcount
= 8;
843 ConfigFileEntry
.client_flood
= CLIENT_FLOOD_DEFAULT
;
844 ConfigFileEntry
.tkline_expire_notices
= 0;
846 ConfigFileEntry
.reject_after_count
= 5;
847 ConfigFileEntry
.reject_ban_time
= 300;
848 ConfigFileEntry
.reject_duration
= 120;
859 * inputs - file descriptor pointing to config file to use
861 * side effects - Read configuration file.
864 read_conf(FILE * file
)
868 set_default_conf(); /* Set default values prior to conf parsing */
869 yyparse(); /* Load the values from the conf */
870 validate_conf(); /* Check to make sure some values are still okay. */
871 /* Some global values are also loaded here. */
872 check_class(); /* Make sure classes are valid */
878 if(ConfigFileEntry
.ts_warn_delta
< TS_WARN_DELTA_MIN
)
879 ConfigFileEntry
.ts_warn_delta
= TS_WARN_DELTA_DEFAULT
;
881 if(ConfigFileEntry
.ts_max_delta
< TS_MAX_DELTA_MIN
)
882 ConfigFileEntry
.ts_max_delta
= TS_MAX_DELTA_DEFAULT
;
884 if(ConfigFileEntry
.servlink_path
== NULL
)
885 DupString(ConfigFileEntry
.servlink_path
, SLPATH
);
887 if(ServerInfo
.network_name
== NULL
)
888 DupString(ServerInfo
.network_name
, NETWORK_NAME_DEFAULT
);
890 if(ServerInfo
.network_desc
== NULL
)
891 DupString(ServerInfo
.network_desc
, NETWORK_DESC_DEFAULT
);
893 if((ConfigFileEntry
.client_flood
< CLIENT_FLOOD_MIN
) ||
894 (ConfigFileEntry
.client_flood
> CLIENT_FLOOD_MAX
))
895 ConfigFileEntry
.client_flood
= CLIENT_FLOOD_MAX
;
897 GlobalSetOptions
.idletime
= (ConfigFileEntry
.idletime
* 60);
899 if(!split_users
|| !split_servers
||
900 (!ConfigChannel
.no_create_on_split
&& !ConfigChannel
.no_join_on_split
))
902 eventDelete(check_splitmode
, NULL
);
909 * lookup_confhost - start DNS lookups of all hostnames in the conf
910 * line and convert an IP addresses in a.b.c.d number for to IP#s.
915 * conf_connect_allowed
917 * inputs - pointer to inaddr
918 * - int type ipv4 or ipv6
919 * output - ban info or NULL
920 * side effects - none
923 conf_connect_allowed(struct sockaddr
*addr
, int aftype
)
925 struct ConfItem
*aconf
= find_dline(addr
, aftype
);
927 /* DLINE exempt also gets you out of static limits/pacing... */
928 if(aconf
&& (aconf
->status
& CONF_EXEMPTDLINE
))
939 * inputs - pointer to struct ConfItem
941 * Side effects - links in given struct ConfItem into
942 * temporary kline link list
945 add_temp_kline(struct ConfItem
*aconf
)
947 if(aconf
->hold
>= CurrentTime
+ (10080 * 60))
949 dlinkAddAlloc(aconf
, &temp_klines
[TEMP_WEEK
]);
950 aconf
->port
= TEMP_WEEK
;
952 else if(aconf
->hold
>= CurrentTime
+ (1440 * 60))
954 dlinkAddAlloc(aconf
, &temp_klines
[TEMP_DAY
]);
955 aconf
->port
= TEMP_DAY
;
957 else if(aconf
->hold
>= CurrentTime
+ (60 * 60))
959 dlinkAddAlloc(aconf
, &temp_klines
[TEMP_HOUR
]);
960 aconf
->port
= TEMP_HOUR
;
964 dlinkAddAlloc(aconf
, &temp_klines
[TEMP_MIN
]);
965 aconf
->port
= TEMP_MIN
;
968 aconf
->flags
|= CONF_FLAGS_TEMPORARY
;
969 add_conf_by_address(aconf
->host
, CONF_KILL
, aconf
->user
, aconf
);
974 * input - pointer to struct ConfItem
976 * side effects - added to tdline link list and address hash
979 add_temp_dline(struct ConfItem
*aconf
)
981 if(aconf
->hold
>= CurrentTime
+ (10080 * 60))
983 dlinkAddAlloc(aconf
, &temp_dlines
[TEMP_WEEK
]);
984 aconf
->port
= TEMP_WEEK
;
986 else if(aconf
->hold
>= CurrentTime
+ (1440 * 60))
988 dlinkAddAlloc(aconf
, &temp_dlines
[TEMP_DAY
]);
989 aconf
->port
= TEMP_DAY
;
991 else if(aconf
->hold
>= CurrentTime
+ (60 * 60))
993 dlinkAddAlloc(aconf
, &temp_dlines
[TEMP_HOUR
]);
994 aconf
->port
= TEMP_HOUR
;
998 dlinkAddAlloc(aconf
, &temp_dlines
[TEMP_MIN
]);
999 aconf
->port
= TEMP_MIN
;
1002 aconf
->flags
|= CONF_FLAGS_TEMPORARY
;
1003 add_conf_by_address(aconf
->host
, CONF_DLINE
, aconf
->user
, aconf
);
1008 * inputs - list pointer
1011 * side effects - expire tklines and moves them between lists
1014 expire_temp_kd(void *list
)
1017 dlink_node
*next_ptr
;
1018 struct ConfItem
*aconf
;
1020 DLINK_FOREACH_SAFE(ptr
, next_ptr
, ((dlink_list
*) list
)->head
)
1024 if(aconf
->hold
<= CurrentTime
)
1026 /* Alert opers that a TKline expired - Hwy */
1027 if(ConfigFileEntry
.tkline_expire_notices
)
1028 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1029 "Temporary K-line for [%s@%s] expired",
1030 (aconf
->user
) ? aconf
->
1031 user
: "*", (aconf
->host
) ? aconf
->host
: "*");
1033 delete_one_address_conf(aconf
->host
, aconf
);
1034 dlinkDestroy(ptr
, list
);
1040 reorganise_temp_kd(void *list
)
1042 struct ConfItem
*aconf
;
1043 dlink_node
*ptr
, *next_ptr
;
1045 DLINK_FOREACH_SAFE(ptr
, next_ptr
, ((dlink_list
*) list
)->head
)
1049 if(aconf
->hold
< (CurrentTime
+ (60 * 60)))
1051 dlinkMoveNode(ptr
, list
, (aconf
->status
== CONF_KILL
) ?
1052 &temp_klines
[TEMP_MIN
] : &temp_dlines
[TEMP_MIN
]);
1053 aconf
->port
= TEMP_MIN
;
1055 else if(aconf
->port
> TEMP_HOUR
)
1057 if(aconf
->hold
< (CurrentTime
+ (1440 * 60)))
1059 dlinkMoveNode(ptr
, list
, (aconf
->status
== CONF_KILL
) ?
1060 &temp_klines
[TEMP_HOUR
] : &temp_dlines
[TEMP_HOUR
]);
1061 aconf
->port
= TEMP_HOUR
;
1063 else if(aconf
->port
> TEMP_DAY
&&
1064 (aconf
->hold
< (CurrentTime
+ (10080 * 60))))
1066 dlinkMoveNode(ptr
, list
, (aconf
->status
== CONF_KILL
) ?
1067 &temp_klines
[TEMP_DAY
] : &temp_dlines
[TEMP_DAY
]);
1068 aconf
->port
= TEMP_DAY
;
1075 /* const char* get_oper_name(struct Client *client_p)
1076 * Input: A client to find the active oper{} name for.
1077 * Output: The nick!user@host{oper} of the oper.
1078 * "oper" is server name for remote opers
1079 * Side effects: None.
1082 get_oper_name(struct Client
*client_p
)
1084 /* +5 for !,@,{,} and null */
1085 static char buffer
[NICKLEN
+ USERLEN
+ HOSTLEN
+ HOSTLEN
+ 5];
1087 if(MyOper(client_p
))
1089 ircsnprintf(buffer
, sizeof(buffer
), "%s!%s@%s{%s}",
1090 client_p
->name
, client_p
->username
,
1091 client_p
->host
, client_p
->localClient
->opername
);
1095 ircsnprintf(buffer
, sizeof(buffer
), "%s!%s@%s{%s}",
1096 client_p
->name
, client_p
->username
,
1097 client_p
->host
, client_p
->servptr
->name
);
1102 * get_printable_conf
1104 * inputs - struct ConfItem
1113 * Examine the struct struct ConfItem, setting the values
1114 * of name, host, pass, user to values either
1115 * in aconf, or "<NULL>" port is set to aconf->port in all cases.
1118 get_printable_conf(struct ConfItem
*aconf
, char **name
, char **host
,
1119 char **pass
, char **user
, int *port
, char **classname
)
1121 static char null
[] = "<NULL>";
1122 static char zero
[] = "default";
1124 *name
= EmptyString(aconf
->name
) ? null
: aconf
->name
;
1125 *host
= EmptyString(aconf
->host
) ? null
: aconf
->host
;
1126 *pass
= EmptyString(aconf
->passwd
) ? null
: aconf
->passwd
;
1127 *user
= EmptyString(aconf
->user
) ? null
: aconf
->user
;
1128 *classname
= EmptyString(aconf
->className
) ? zero
: aconf
->className
;
1129 *port
= (int) aconf
->port
;
1133 get_printable_kline(struct Client
*source_p
, struct ConfItem
*aconf
,
1134 char **host
, char **reason
,
1135 char **user
, char **oper_reason
)
1137 static char null
[] = "<NULL>";
1139 *host
= EmptyString(aconf
->host
) ? null
: aconf
->host
;
1140 *reason
= EmptyString(aconf
->passwd
) ? null
: aconf
->passwd
;
1141 *user
= EmptyString(aconf
->user
) ? null
: aconf
->user
;
1143 if(EmptyString(aconf
->spasswd
) || !IsOper(source_p
))
1144 *oper_reason
= NULL
;
1146 *oper_reason
= aconf
->spasswd
;
1152 * inputs - cold start YES or NO
1154 * side effects - read all conf files needed, ircd.conf kline.conf etc.
1157 read_conf_files(int cold
)
1159 const char *filename
;
1161 conf_fbfile_in
= NULL
;
1163 filename
= get_conf_name(CONF_TYPE
);
1165 /* We need to know the initial filename for the yyerror() to report
1166 FIXME: The full path is in conffilenamebuf first time since we
1167 dont know anything else
1171 strlcpy(conffilebuf
, filename
, sizeof(conffilebuf
));
1173 if((conf_fbfile_in
= fopen(filename
, "r")) == NULL
)
1177 ilog(L_MAIN
, "Failed in reading configuration file %s", filename
);
1182 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1183 "Can't open file '%s' - aborting rehash!", filename
);
1190 clear_out_old_conf();
1193 read_conf(conf_fbfile_in
);
1194 fclose(conf_fbfile_in
);
1198 * clear_out_old_conf
1202 * side effects - Clear out the old configuration
1205 clear_out_old_conf(void)
1207 struct Class
*cltmp
;
1209 dlink_node
*next_ptr
;
1213 * don't delete the class table, rather mark all entries
1214 * for deletion. The table is cleaned up by check_class. - avalon
1216 DLINK_FOREACH(ptr
, class_list
.head
)
1219 MaxUsers(cltmp
) = -1;
1222 clear_out_address_conf();
1225 /* clean out module paths */
1226 #ifndef STATIC_MODULES
1228 mod_add_path(MODULE_DIR
);
1229 mod_add_path(MODULE_DIR
"/autoload");
1232 /* clean out ServerInfo */
1233 MyFree(ServerInfo
.description
);
1234 ServerInfo
.description
= NULL
;
1235 MyFree(ServerInfo
.network_name
);
1236 ServerInfo
.network_name
= NULL
;
1237 MyFree(ServerInfo
.network_desc
);
1238 ServerInfo
.network_desc
= NULL
;
1240 /* clean out AdminInfo */
1241 MyFree(AdminInfo
.name
);
1242 AdminInfo
.name
= NULL
;
1243 MyFree(AdminInfo
.email
);
1244 AdminInfo
.email
= NULL
;
1245 MyFree(AdminInfo
.description
);
1246 AdminInfo
.description
= NULL
;
1248 /* operator{} and class{} blocks are freed above */
1249 /* clean out listeners */
1252 /* auth{}, quarantine{}, shared{}, connect{}, kill{}, deny{}, exempt{}
1253 * and gecos{} blocks are freed above too
1256 /* clean out general */
1257 MyFree(ConfigFileEntry
.servlink_path
);
1258 ConfigFileEntry
.servlink_path
= NULL
;
1260 DLINK_FOREACH_SAFE(ptr
, next_ptr
, service_list
.head
)
1263 dlinkDestroy(ptr
, &service_list
);
1266 /* remove any aliases... -- nenolod */
1267 for (i
= 0; i
< MAX_MSG_HASH
; i
++)
1269 DLINK_FOREACH_SAFE(ptr
, next_ptr
, alias_hash_table
[i
].head
)
1271 struct alias_entry
*aptr
= ptr
->data
;
1274 MyFree(aptr
->target
);
1277 dlinkDestroy(ptr
, &alias_hash_table
[i
]);
1281 destroy_blacklists();
1283 /* OK, that should be everything... */
1289 * inputs - kline, dline or resv type flag
1290 * - client pointer to report to
1291 * - user name of target
1292 * - host name of target
1293 * - reason for target
1297 * side effects - This function takes care of finding the right conf
1298 * file and adding the line to it, as well as notifying
1299 * opers and the user.
1302 write_confitem(KlineType type
, struct Client
*source_p
, char *user
,
1303 char *host
, const char *reason
, const char *oper_reason
,
1304 const char *current_date
, int xtype
)
1308 const char *filename
; /* filename to use for kline */
1310 filename
= get_conf_name(type
);
1312 if(type
== KLINE_TYPE
)
1314 if(EmptyString(oper_reason
))
1316 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1317 "%s added K-Line for [%s@%s] [%s]",
1318 get_oper_name(source_p
), user
,
1320 ilog(L_KLINE
, "K %s 0 %s %s %s",
1321 get_oper_name(source_p
), user
, host
, reason
);
1325 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1326 "%s added K-Line for [%s@%s] [%s|%s]",
1327 get_oper_name(source_p
), user
,
1328 host
, reason
, oper_reason
);
1329 ilog(L_KLINE
, "K %s 0 %s %s %s|%s",
1330 get_oper_name(source_p
), user
, host
,
1331 reason
, oper_reason
);
1334 sendto_one_notice(source_p
, ":Added K-Line [%s@%s]",
1337 else if(type
== DLINE_TYPE
)
1339 if(EmptyString(oper_reason
))
1341 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1342 "%s added D-Line for [%s] [%s]",
1343 get_oper_name(source_p
), host
, reason
);
1344 ilog(L_KLINE
, "D %s 0 %s %s",
1345 get_oper_name(source_p
), host
, reason
);
1349 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1350 "%s added D-Line for [%s] [%s|%s]",
1351 get_oper_name(source_p
), host
,
1352 reason
, oper_reason
);
1353 ilog(L_KLINE
, "D %s 0 %s %s|%s",
1354 get_oper_name(source_p
), host
,
1355 reason
, oper_reason
);
1358 sendto_one(source_p
,
1359 ":%s NOTICE %s :Added D-Line [%s] to %s", me
.name
,
1360 source_p
->name
, host
, filename
);
1363 else if(type
== RESV_TYPE
)
1365 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1366 "%s added RESV for [%s] [%s]",
1367 get_oper_name(source_p
), host
, reason
);
1368 ilog(L_KLINE
, "R %s 0 %s %s",
1369 get_oper_name(source_p
), host
, reason
);
1371 sendto_one_notice(source_p
, ":Added RESV for [%s] [%s]",
1375 if((out
= fopen(filename
, "a")) == NULL
)
1377 sendto_realops_snomask(SNO_GENERAL
, L_ALL
, "*** Problem opening %s ", filename
);
1378 sendto_one_notice(source_p
, ":*** Problem opening file, added temporarily only");
1382 if(oper_reason
== NULL
)
1385 if(type
== KLINE_TYPE
)
1387 ircsnprintf(buffer
, sizeof(buffer
),
1388 "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n",
1389 user
, host
, reason
, oper_reason
, current_date
,
1390 get_oper_name(source_p
), CurrentTime
);
1392 else if(type
== DLINE_TYPE
)
1394 ircsnprintf(buffer
, sizeof(buffer
),
1395 "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n", host
,
1396 reason
, oper_reason
, current_date
, get_oper_name(source_p
), CurrentTime
);
1398 else if(type
== RESV_TYPE
)
1400 ircsnprintf(buffer
, sizeof(buffer
), "\"%s\",\"%s\",\"%s\",%ld\n",
1401 host
, reason
, get_oper_name(source_p
), CurrentTime
);
1404 if(fputs(buffer
, out
) == -1)
1406 sendto_realops_snomask(SNO_GENERAL
, L_ALL
, "*** Problem writing to %s", filename
);
1407 sendto_one_notice(source_p
, ":*** Problem writing to file, added temporarily only");
1414 sendto_realops_snomask(SNO_GENERAL
, L_ALL
, "*** Problem writing to %s", filename
);
1415 sendto_one_notice(source_p
, ":*** Problem writing to file, added temporarily only");
1422 * inputs - type of conf file to return name of file for
1423 * output - pointer to filename for type of conf
1424 * side effects - none
1427 get_conf_name(KlineType type
)
1429 if(type
== CONF_TYPE
)
1431 return (ConfigFileEntry
.configfile
);
1433 else if(type
== DLINE_TYPE
)
1435 return (ConfigFileEntry
.dlinefile
);
1437 else if(type
== RESV_TYPE
)
1439 return (ConfigFileEntry
.resvfile
);
1442 return ConfigFileEntry
.klinefile
;
1446 * conf_add_class_to_conf
1447 * inputs - pointer to config item
1449 * side effects - Add a class pointer to a conf
1453 conf_add_class_to_conf(struct ConfItem
*aconf
)
1455 if(aconf
->className
== NULL
)
1457 DupString(aconf
->className
, "default");
1458 ClassPtr(aconf
) = default_class
;
1462 ClassPtr(aconf
) = find_class(aconf
->className
);
1464 if(ClassPtr(aconf
) == default_class
)
1466 if(aconf
->status
== CONF_CLIENT
)
1468 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1469 "Warning -- Using default class for missing class \"%s\" in auth{} for %s@%s",
1470 aconf
->className
, aconf
->user
, aconf
->host
);
1473 MyFree(aconf
->className
);
1474 DupString(aconf
->className
, "default");
1478 if(ConfMaxUsers(aconf
) < 0)
1480 ClassPtr(aconf
) = default_class
;
1481 MyFree(aconf
->className
);
1482 DupString(aconf
->className
, "default");
1489 * inputs - pointer to config item
1491 * side effects - Add a d/D line
1494 conf_add_d_conf(struct ConfItem
*aconf
)
1496 if(aconf
->host
== NULL
)
1501 /* XXX - Should 'd' ever be in the old conf? For new conf we don't
1502 * need this anyway, so I will disable it for now... -A1kmm
1505 if(parse_netmask(aconf
->host
, NULL
, NULL
) == HM_HOST
)
1507 ilog(L_MAIN
, "Invalid Dline %s ignored", aconf
->host
);
1512 add_conf_by_address(aconf
->host
, CONF_DLINE
, NULL
, aconf
);
1520 * inputs - message from parser
1522 * side effects - message to opers and log file entry is made
1525 yyerror(const char *msg
)
1527 char newlinebuf
[BUFSIZE
];
1529 strip_tabs(newlinebuf
, (const unsigned char *) linebuf
, strlen(linebuf
));
1531 sendto_realops_snomask(SNO_GENERAL
, L_ALL
, "\"%s\", line %d: %s at '%s'",
1532 conffilebuf
, lineno
+ 1, msg
, newlinebuf
);
1534 ilog(L_MAIN
, "\"%s\", line %d: %s at '%s'", conffilebuf
, lineno
+ 1, msg
, newlinebuf
);
1538 conf_fgets(char *lbuf
, int max_size
, FILE * fb
)
1542 if((buff
= fgets(lbuf
, max_size
, fb
)) == NULL
)
1545 return (strlen(lbuf
));
1549 conf_yy_fatal_error(const char *msg
)