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 195 2006-12-19 01:11:35Z beu $
28 #include "ircd_defs.h"
31 #include "s_newconf.h"
40 #include "irc_string.h"
41 #include "sprintf_irc.h"
55 #include "blacklist.h"
57 struct config_server_hide ConfigServerHide
;
59 extern int yyparse(); /* defined in y.tab.c */
60 extern char linebuf
[];
63 #define INADDR_NONE ((unsigned int) 0xffffffff)
66 static BlockHeap
*confitem_heap
= NULL
;
68 dlink_list temp_klines
[LAST_TEMP_TYPE
];
69 dlink_list temp_dlines
[LAST_TEMP_TYPE
];
70 dlink_list service_list
;
72 /* internally defined functions */
73 static void set_default_conf(void);
74 static void validate_conf(void);
75 static void read_conf(FILE *);
76 static void clear_out_old_conf(void);
78 static void expire_temp_kd(void *list
);
79 static void reorganise_temp_kd(void *list
);
84 static int verify_access(struct Client
*client_p
, const char *username
);
85 static int attach_iline(struct Client
*, struct ConfItem
*);
90 confitem_heap
= BlockHeapCreate(sizeof(struct ConfItem
), CONFITEM_HEAP_SIZE
);
92 eventAddIsh("expire_temp_klines", expire_temp_kd
, &temp_klines
[TEMP_MIN
], 60);
93 eventAddIsh("expire_temp_dlines", expire_temp_kd
, &temp_dlines
[TEMP_MIN
], 60);
95 eventAddIsh("expire_temp_klines_hour", reorganise_temp_kd
,
96 &temp_klines
[TEMP_HOUR
], 3600);
97 eventAddIsh("expire_temp_dlines_hour", reorganise_temp_kd
,
98 &temp_dlines
[TEMP_HOUR
], 3600);
99 eventAddIsh("expire_temp_klines_day", reorganise_temp_kd
,
100 &temp_klines
[TEMP_DAY
], 86400);
101 eventAddIsh("expire_temp_dlines_day", reorganise_temp_kd
,
102 &temp_dlines
[TEMP_DAY
], 86400);
103 eventAddIsh("expire_temp_klines_week", reorganise_temp_kd
,
104 &temp_klines
[TEMP_WEEK
], 604800);
105 eventAddIsh("expire_temp_dlines_week", reorganise_temp_kd
,
106 &temp_dlines
[TEMP_WEEK
], 604800);
113 * output - pointer to new conf entry
114 * side effects - none
119 struct ConfItem
*aconf
;
121 aconf
= BlockHeapAlloc(confitem_heap
);
122 aconf
->status
= CONF_ILLEGAL
;
129 * inputs - pointer to conf to free
131 * side effects - crucial password fields are zeroed, conf is freed
134 free_conf(struct ConfItem
*aconf
)
136 s_assert(aconf
!= NULL
);
142 memset(aconf
->passwd
, 0, strlen(aconf
->passwd
));
144 memset(aconf
->spasswd
, 0, strlen(aconf
->spasswd
));
146 MyFree(aconf
->passwd
);
147 MyFree(aconf
->spasswd
);
149 MyFree(aconf
->className
);
153 BlockHeapFree(confitem_heap
, aconf
);
159 * inputs - pointer to client
160 * output - 0 = Success
161 * NOT_AUTHORISED (-1) = Access denied (no I line match)
162 * SOCKET_ERROR (-2) = Bad socket.
163 * I_LINE_FULL (-3) = I-line is full
164 * TOO_MANY (-4) = Too many connections from hostname
165 * BANNED_CLIENT (-5) = K-lined
166 * side effects - Ordinary client access check.
167 * Look for conf lines which have the same
168 * status as the flags passed.
171 check_client(struct Client
*client_p
, struct Client
*source_p
, const char *username
)
175 ClearAccess(source_p
);
177 if((i
= verify_access(source_p
, username
)))
179 ilog(L_FUSER
, "Access denied: %s[%s]",
180 source_p
->name
, source_p
->sockhost
);
186 exit_client(client_p
, source_p
, &me
, "Socket Error");
190 sendto_realops_snomask(SNO_FULL
, L_NETWIDE
,
191 "Too many local connections for %s!%s%s@%s",
192 source_p
->name
, IsGotId(source_p
) ? "" : "~",
193 source_p
->username
, source_p
->sockhost
);
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
);
199 ServerStats
->is_ref
++;
200 exit_client(client_p
, source_p
, &me
, "Too many host connections (local)");
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
, source_p
->sockhost
);
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
);
212 ServerStats
->is_ref
++;
213 exit_client(client_p
, source_p
, &me
, "Too many host connections (global)");
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
) ? "" : "~",
220 source_p
->username
, source_p
->sockhost
);
221 ilog(L_FUSER
, "Too many user connections from %s!%s%s@%s",
222 source_p
->name
, IsGotId(source_p
) ? "" : "~",
223 source_p
->username
, source_p
->sockhost
);
225 ServerStats
->is_ref
++;
226 exit_client(client_p
, source_p
, &me
, "Too many user connections (global)");
230 sendto_realops_snomask(SNO_FULL
, L_NETWIDE
,
231 "I-line is full for %s!%s%s@%s (%s).",
232 source_p
->name
, IsGotId(source_p
) ? "" : "~",
233 source_p
->username
, source_p
->host
,
236 ilog(L_FUSER
, "Too many connections from %s!%s%s@%s.",
237 source_p
->name
, IsGotId(source_p
) ? "" : "~",
238 source_p
->username
, source_p
->sockhost
);
240 ServerStats
->is_ref
++;
241 exit_client(client_p
, source_p
, &me
,
242 "No more connections allowed in your connection class");
249 if(source_p
->localClient
->ip
.ss_family
== AF_INET6
)
250 port
= ntohs(((struct sockaddr_in6
*)&source_p
->localClient
->listener
->addr
)->sin6_port
);
253 port
= ntohs(((struct sockaddr_in
*)&source_p
->localClient
->listener
->addr
)->sin_port
);
255 ServerStats
->is_ref
++;
256 /* jdc - lists server name & port connections are on */
257 /* a purely cosmetical change */
258 /* why ipaddr, and not just source_p->sockhost? --fl */
260 static char ipaddr
[HOSTIPLEN
];
261 inetntop_sock(&source_p
->localClient
->ip
, ipaddr
, sizeof(ipaddr
));
263 sendto_realops_snomask(SNO_UNAUTH
, L_NETWIDE
,
264 "Unauthorised client connection from "
265 "%s!%s%s@%s [%s] on [%s/%u].",
266 source_p
->name
, IsGotId(source_p
) ? "" : "~",
267 source_p
->username
, source_p
->host
,
269 source_p
->localClient
->listener
->name
, port
);
272 "Unauthorised client connection from %s!%s%s@%s on [%s/%u].",
273 source_p
->name
, IsGotId(source_p
) ? "" : "~",
274 source_p
->username
, source_p
->sockhost
,
275 source_p
->localClient
->listener
->name
, port
);
276 add_reject(client_p
);
277 exit_client(client_p
, source_p
, &me
,
278 "You are not authorised to use this server");
282 add_reject(client_p
);
283 exit_client(client_p
, client_p
, &me
, "*** Banned ");
284 ServerStats
->is_ref
++;
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.
303 verify_access(struct Client
*client_p
, const char *username
)
305 struct ConfItem
*aconf
;
306 char non_ident
[USERLEN
+ 1];
308 if(IsGotId(client_p
))
310 aconf
= find_address_conf(client_p
->host
, client_p
->sockhost
,
312 (struct sockaddr
*) &client_p
->localClient
->ip
,
313 client_p
->localClient
->ip
.ss_family
);
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
,
321 (struct sockaddr
*) &client_p
->localClient
->ip
,
322 client_p
->localClient
->ip
.ss_family
);
326 return NOT_AUTHORISED
;
328 if(aconf
->status
& CONF_CLIENT
)
330 if(aconf
->flags
& CONF_FLAGS_REDIR
)
332 sendto_one(client_p
, form_str(RPL_REDIR
),
333 me
.name
, client_p
->name
,
334 aconf
->name
? aconf
->name
: "", aconf
->port
);
335 return (NOT_AUTHORISED
);
339 if(IsConfDoIdentd(aconf
))
342 /* Thanks for spoof idea amm */
343 if(IsConfDoSpoofIp(aconf
))
347 /* show_ip() depends on this --fl */
348 SetIPSpoof(client_p
);
350 if(IsConfSpoofNotice(aconf
))
352 sendto_realops_snomask(SNO_GENERAL
, L_NETWIDE
,
353 "%s spoofing: %s as %s",
355 show_ip(NULL
, client_p
) ? client_p
->host
: aconf
->name
,
359 /* user@host spoof */
360 if((p
= strchr(aconf
->name
, '@')) != NULL
)
365 strlcpy(client_p
->username
, aconf
->name
,
366 sizeof(client_p
->username
));
367 strlcpy(client_p
->host
, host
,
368 sizeof(client_p
->host
));
372 strlcpy(client_p
->host
, aconf
->name
, sizeof(client_p
->host
));
374 return (attach_iline(client_p
, aconf
));
376 else if(aconf
->status
& CONF_KILL
)
378 if(ConfigFileEntry
.kline_with_reason
)
381 ":%s NOTICE %s :*** Banned %s",
382 me
.name
, client_p
->name
, aconf
->passwd
);
384 return (BANNED_CLIENT
);
387 return NOT_AUTHORISED
;
394 * Returns 1 if successful 0 if not
396 * This checks if the user has exceed the limits for their class
397 * unless of course they are exempt..
401 add_ip_limit(struct Client
*client_p
, struct ConfItem
*aconf
)
403 patricia_node_t
*pnode
;
405 /* If the limits are 0 don't do anything.. */
406 if(ConfCidrAmount(aconf
) == 0 || ConfCidrBitlen(aconf
) == 0)
409 pnode
= match_ip(ConfIpLimits(aconf
), (struct sockaddr
*)&client_p
->localClient
->ip
);
412 pnode
= make_and_lookup_ip(ConfIpLimits(aconf
), (struct sockaddr
*)&client_p
->localClient
->ip
, ConfCidrBitlen(aconf
));
414 s_assert(pnode
!= NULL
);
418 if(((long) pnode
->data
) >= ConfCidrAmount(aconf
)
419 && !IsConfExemptLimits(aconf
))
421 /* This should only happen if the limits are set to 0 */
422 if((unsigned long) pnode
->data
== 0)
424 patricia_remove(ConfIpLimits(aconf
), pnode
);
435 remove_ip_limit(struct Client
*client_p
, struct ConfItem
*aconf
)
437 patricia_node_t
*pnode
;
439 /* If the limits are 0 don't do anything.. */
440 if(ConfCidrAmount(aconf
) == 0 || ConfCidrBitlen(aconf
) == 0)
443 pnode
= match_ip(ConfIpLimits(aconf
), (struct sockaddr
*)&client_p
->localClient
->ip
);
448 if(((unsigned long) pnode
->data
) == 0)
450 patricia_remove(ConfIpLimits(aconf
), pnode
);
458 * inputs - client pointer
461 * side effects - do actual attach
464 attach_iline(struct Client
*client_p
, struct ConfItem
*aconf
)
466 struct Client
*target_p
;
469 int global_count
= 0;
473 if(IsConfExemptLimits(aconf
))
474 return (attach_conf(client_p
, aconf
));
476 if(*client_p
->username
== '~')
480 /* find_hostname() returns the head of the list to search */
481 DLINK_FOREACH(ptr
, find_hostname(client_p
->host
))
483 target_p
= ptr
->data
;
485 if(irccmp(client_p
->host
, target_p
->orighost
) != 0)
488 if(MyConnect(target_p
))
495 if(*target_p
->username
== '~')
498 else if(irccmp(target_p
->username
, client_p
->username
) == 0)
501 if(ConfMaxLocal(aconf
) && local_count
>= ConfMaxLocal(aconf
))
502 return (TOO_MANY_LOCAL
);
503 else if(ConfMaxGlobal(aconf
) && global_count
>= ConfMaxGlobal(aconf
))
504 return (TOO_MANY_GLOBAL
);
505 else if(ConfMaxIdent(aconf
) && ident_count
>= ConfMaxIdent(aconf
))
506 return (TOO_MANY_IDENT
);
510 return (attach_conf(client_p
, aconf
));
516 * inputs - pointer to client to detach
517 * output - 0 for success, -1 for failure
518 * side effects - Disassociate configuration from the client.
519 * Also removes a class from the list if marked for deleting.
522 detach_conf(struct Client
*client_p
)
524 struct ConfItem
*aconf
;
526 aconf
= client_p
->localClient
->att_conf
;
532 remove_ip_limit(client_p
, aconf
);
534 if(ConfCurrUsers(aconf
) > 0)
535 --ConfCurrUsers(aconf
);
537 if(ConfMaxUsers(aconf
) == -1 && ConfCurrUsers(aconf
) == 0)
539 free_class(ClassPtr(aconf
));
540 ClassPtr(aconf
) = NULL
;
546 if(!aconf
->clients
&& IsIllegal(aconf
))
549 client_p
->localClient
->att_conf
= NULL
;
559 * inputs - client pointer
562 * side effects - Associate a specific configuration entry to a *local*
563 * client (this is the one which used in accepting the
564 * connection). Note, that this automatically changes the
565 * attachment if there was an old one...
568 attach_conf(struct Client
*client_p
, struct ConfItem
*aconf
)
571 return (NOT_AUTHORISED
);
575 if(!add_ip_limit(client_p
, aconf
))
576 return (TOO_MANY_LOCAL
);
579 if((aconf
->status
& CONF_CLIENT
) &&
580 ConfCurrUsers(aconf
) >= ConfMaxUsers(aconf
) && ConfMaxUsers(aconf
) > 0)
582 if(!IsConfExemptLimits(aconf
))
584 return (I_LINE_FULL
);
588 sendto_one(client_p
, ":%s NOTICE %s :*** I: line is full, but you have an >I: line!",
589 me
.name
, client_p
->name
);
590 SetExemptLimits(client_p
);
595 if(client_p
->localClient
->att_conf
!= NULL
)
596 detach_conf(client_p
);
598 client_p
->localClient
->att_conf
= aconf
;
601 ConfCurrUsers(aconf
)++;
608 * Actual REHASH service routine. Called with sig == 0 if it has been called
609 * as a result of an operator issuing this command, else assume it has been
610 * called as a result of the server receiving a HUP signal.
617 sendto_realops_snomask(SNO_GENERAL
, L_NETWIDE
,
618 "Got signal SIGHUP, reloading ircd conf. file");
622 /* don't close listeners until we know we can go ahead with the rehash */
625 if(ServerInfo
.description
!= NULL
)
626 strlcpy(me
.info
, ServerInfo
.description
, sizeof(me
.info
));
628 strlcpy(me
.info
, "unknown", sizeof(me
.info
));
634 static struct banconf_entry
636 const char **filename
;
637 void (*func
) (FILE *);
640 { &ConfigFileEntry
.klinefile
, parse_k_file
, 0 },
641 { &ConfigFileEntry
.klinefile
, parse_k_file
, 1 },
642 { &ConfigFileEntry
.dlinefile
, parse_d_file
, 0 },
643 { &ConfigFileEntry
.dlinefile
, parse_d_file
, 1 },
644 { &ConfigFileEntry
.xlinefile
, parse_x_file
, 0 },
645 { &ConfigFileEntry
.xlinefile
, parse_x_file
, 1 },
646 { &ConfigFileEntry
.resvfile
, parse_resv_file
,0 },
647 { &ConfigFileEntry
.resvfile
, parse_resv_file
,1 },
655 char buf
[MAXPATHLEN
];
659 sendto_realops_snomask(SNO_GENERAL
, L_NETWIDE
,
660 "Got signal SIGUSR2, reloading ban confs");
662 clear_out_address_conf_bans();
663 clear_s_newconf_bans();
665 for(i
= 0; banconfs
[i
].filename
; i
++)
668 snprintf(buf
, sizeof(buf
), "%s.perm", *banconfs
[i
].filename
);
670 snprintf(buf
, sizeof(buf
), "%s", *banconfs
[i
].filename
);
672 if((file
= fopen(buf
, "r")) == NULL
)
677 ilog(L_MAIN
, "Failed reading ban file %s",
678 *banconfs
[i
].filename
);
679 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
680 "Can't open %s file bans could be missing!",
681 *banconfs
[i
].filename
);
685 (banconfs
[i
].func
)(file
);
690 check_banned_lines();
698 * side effects - Set default values here.
699 * This is called **PRIOR** to parsing the
700 * configuration file. If you want to do some validation
701 * of values later, put them in validate_conf().
709 set_default_conf(void)
711 /* ServerInfo.name is not rehashable */
712 /* ServerInfo.name = ServerInfo.name; */
713 ServerInfo
.description
= NULL
;
714 DupString(ServerInfo
.network_name
, NETWORK_NAME_DEFAULT
);
715 DupString(ServerInfo
.network_desc
, NETWORK_DESC_DEFAULT
);
717 memset(&ServerInfo
.ip
, 0, sizeof(ServerInfo
.ip
));
718 ServerInfo
.specific_ipv4_vhost
= 0;
720 memset(&ServerInfo
.ip6
, 0, sizeof(ServerInfo
.ip6
));
721 ServerInfo
.specific_ipv6_vhost
= 0;
723 ServerInfo
.use_ts6
= YES
;
725 /* Don't reset hub, as that will break lazylinks */
726 /* ServerInfo.hub = NO; */
727 AdminInfo
.name
= NULL
;
728 AdminInfo
.email
= NULL
;
729 AdminInfo
.description
= NULL
;
731 DupString(ConfigFileEntry
.default_operstring
, "is an IRC operator");
732 DupString(ConfigFileEntry
.default_adminstring
, "is a Server Administrator");
733 DupString(ConfigFileEntry
.servicestring
, "is a Network Service");
735 ConfigFileEntry
.default_umodes
= UMODE_INVISIBLE
;
736 ConfigFileEntry
.failed_oper_notice
= YES
;
737 ConfigFileEntry
.anti_nick_flood
= NO
;
738 ConfigFileEntry
.disable_fake_channels
= NO
;
739 ConfigFileEntry
.max_nick_time
= 20;
740 ConfigFileEntry
.max_nick_changes
= 5;
741 ConfigFileEntry
.max_accept
= 20;
742 ConfigFileEntry
.max_monitor
= 60;
743 ConfigFileEntry
.nick_delay
= 900; /* 15 minutes */
744 ConfigFileEntry
.target_change
= YES
;
745 ConfigFileEntry
.anti_spam_exit_message_time
= 0;
746 ConfigFileEntry
.ts_warn_delta
= TS_WARN_DELTA_DEFAULT
;
747 ConfigFileEntry
.ts_max_delta
= TS_MAX_DELTA_DEFAULT
;
748 ConfigFileEntry
.client_exit
= YES
;
749 ConfigFileEntry
.dline_with_reason
= YES
;
750 ConfigFileEntry
.kline_with_reason
= YES
;
751 ConfigFileEntry
.kline_delay
= 0;
752 ConfigFileEntry
.warn_no_nline
= YES
;
753 ConfigFileEntry
.non_redundant_klines
= YES
;
754 ConfigFileEntry
.stats_e_disabled
= NO
;
755 ConfigFileEntry
.stats_o_oper_only
= NO
;
756 ConfigFileEntry
.stats_k_oper_only
= 1; /* masked */
757 ConfigFileEntry
.stats_i_oper_only
= 1; /* masked */
758 ConfigFileEntry
.stats_P_oper_only
= NO
;
759 ConfigFileEntry
.stats_c_oper_only
= NO
;
760 ConfigFileEntry
.stats_y_oper_only
= NO
;
761 ConfigFileEntry
.stats_h_oper_only
= NO
;
762 ConfigFileEntry
.map_oper_only
= YES
;
763 ConfigFileEntry
.pace_wait
= 10;
764 ConfigFileEntry
.caller_id_wait
= 60;
765 ConfigFileEntry
.pace_wait_simple
= 1;
766 ConfigFileEntry
.short_motd
= NO
;
767 ConfigFileEntry
.no_oper_flood
= NO
;
768 ConfigFileEntry
.fname_userlog
= NULL
;
769 ConfigFileEntry
.fname_fuserlog
= NULL
;
770 ConfigFileEntry
.fname_operlog
= NULL
;
771 ConfigFileEntry
.fname_foperlog
= NULL
;
772 ConfigFileEntry
.fname_serverlog
= NULL
;
773 ConfigFileEntry
.fname_klinelog
= NULL
;
774 ConfigFileEntry
.fname_ioerrorlog
= NULL
;
775 ConfigFileEntry
.use_egd
= NO
;
776 ConfigFileEntry
.hide_spoof_ips
= YES
;
777 ConfigFileEntry
.hide_error_messages
= 1;
778 ConfigFileEntry
.idletime
= 0;
779 ConfigFileEntry
.dots_in_ident
= 0;
780 ConfigFileEntry
.max_targets
= MAX_TARGETS_DEFAULT
;
781 DupString(ConfigFileEntry
.servlink_path
, SLPATH
);
782 ConfigFileEntry
.egdpool_path
= NULL
;
783 ConfigFileEntry
.use_whois_actually
= YES
;
784 ConfigFileEntry
.burst_away
= NO
;
785 ConfigFileEntry
.collision_fnc
= YES
;
786 ConfigFileEntry
.global_snotices
= YES
;
787 ConfigFileEntry
.remote_die
= NO
;
788 ConfigFileEntry
.remote_restart
= NO
;
791 ConfigFileEntry
.compression_level
= 4;
794 ConfigFileEntry
.oper_umodes
= UMODE_SERVNOTICE
|
795 UMODE_OPERWALL
| UMODE_WALLOP
;
796 ConfigFileEntry
.oper_only_umodes
= UMODE_SERVNOTICE
;
797 ConfigFileEntry
.oper_snomask
= SNO_GENERAL
;
799 ConfigChannel
.use_except
= YES
;
800 ConfigChannel
.use_invex
= YES
;
801 ConfigChannel
.use_knock
= YES
;
802 ConfigChannel
.knock_delay
= 300;
803 ConfigChannel
.knock_delay_channel
= 60;
804 ConfigChannel
.max_chans_per_user
= 15;
805 ConfigChannel
.max_chans_per_user_large
= 60;
806 ConfigChannel
.max_bans
= 25;
807 ConfigChannel
.max_bans_large
= 500;
808 ConfigChannel
.burst_topicwho
= NO
;
809 ConfigChannel
.invite_ops_only
= YES
;
810 ConfigChannel
.kick_on_split_riding
= NO
;
812 ConfigChannel
.default_split_user_count
= 15000;
813 ConfigChannel
.default_split_server_count
= 10;
814 ConfigChannel
.no_join_on_split
= NO
;
815 ConfigChannel
.no_create_on_split
= YES
;
817 ConfigServerHide
.flatten_links
= 0;
818 ConfigServerHide
.links_delay
= 300;
819 ConfigServerHide
.hidden
= 0;
820 ConfigServerHide
.disable_hidden
= 0;
822 ConfigFileEntry
.min_nonwildcard
= 4;
823 ConfigFileEntry
.min_nonwildcard_simple
= 3;
824 ConfigFileEntry
.default_floodcount
= 8;
825 ConfigFileEntry
.client_flood
= CLIENT_FLOOD_DEFAULT
;
826 ConfigFileEntry
.tkline_expire_notices
= 0;
828 ConfigFileEntry
.reject_after_count
= 5;
829 ConfigFileEntry
.reject_ban_time
= 300;
830 ConfigFileEntry
.reject_duration
= 120;
841 * inputs - file descriptor pointing to config file to use
843 * side effects - Read configuration file.
846 read_conf(FILE * file
)
850 set_default_conf(); /* Set default values prior to conf parsing */
851 yyparse(); /* Load the values from the conf */
852 validate_conf(); /* Check to make sure some values are still okay. */
853 /* Some global values are also loaded here. */
854 check_class(); /* Make sure classes are valid */
860 if(ConfigFileEntry
.ts_warn_delta
< TS_WARN_DELTA_MIN
)
861 ConfigFileEntry
.ts_warn_delta
= TS_WARN_DELTA_DEFAULT
;
863 if(ConfigFileEntry
.ts_max_delta
< TS_MAX_DELTA_MIN
)
864 ConfigFileEntry
.ts_max_delta
= TS_MAX_DELTA_DEFAULT
;
866 if(ConfigFileEntry
.servlink_path
== NULL
)
867 DupString(ConfigFileEntry
.servlink_path
, SLPATH
);
869 if(ServerInfo
.network_name
== NULL
)
870 DupString(ServerInfo
.network_name
, NETWORK_NAME_DEFAULT
);
872 if(ServerInfo
.network_desc
== NULL
)
873 DupString(ServerInfo
.network_desc
, NETWORK_DESC_DEFAULT
);
875 if((ConfigFileEntry
.client_flood
< CLIENT_FLOOD_MIN
) ||
876 (ConfigFileEntry
.client_flood
> CLIENT_FLOOD_MAX
))
877 ConfigFileEntry
.client_flood
= CLIENT_FLOOD_MAX
;
879 GlobalSetOptions
.idletime
= (ConfigFileEntry
.idletime
* 60);
881 if(!split_users
|| !split_servers
||
882 (!ConfigChannel
.no_create_on_split
&& !ConfigChannel
.no_join_on_split
))
884 eventDelete(check_splitmode
, NULL
);
891 * lookup_confhost - start DNS lookups of all hostnames in the conf
892 * line and convert an IP addresses in a.b.c.d number for to IP#s.
897 * conf_connect_allowed
899 * inputs - pointer to inaddr
900 * - int type ipv4 or ipv6
901 * output - ban info or NULL
902 * side effects - none
905 conf_connect_allowed(struct sockaddr
*addr
, int aftype
)
907 struct ConfItem
*aconf
= find_dline(addr
, aftype
);
909 /* DLINE exempt also gets you out of static limits/pacing... */
910 if(aconf
&& (aconf
->status
& CONF_EXEMPTDLINE
))
921 * inputs - pointer to struct ConfItem
923 * Side effects - links in given struct ConfItem into
924 * temporary kline link list
927 add_temp_kline(struct ConfItem
*aconf
)
929 if(aconf
->hold
>= CurrentTime
+ (10080 * 60))
931 dlinkAddAlloc(aconf
, &temp_klines
[TEMP_WEEK
]);
932 aconf
->port
= TEMP_WEEK
;
934 else if(aconf
->hold
>= CurrentTime
+ (1440 * 60))
936 dlinkAddAlloc(aconf
, &temp_klines
[TEMP_DAY
]);
937 aconf
->port
= TEMP_DAY
;
939 else if(aconf
->hold
>= CurrentTime
+ (60 * 60))
941 dlinkAddAlloc(aconf
, &temp_klines
[TEMP_HOUR
]);
942 aconf
->port
= TEMP_HOUR
;
946 dlinkAddAlloc(aconf
, &temp_klines
[TEMP_MIN
]);
947 aconf
->port
= TEMP_MIN
;
950 aconf
->flags
|= CONF_FLAGS_TEMPORARY
;
951 add_conf_by_address(aconf
->host
, CONF_KILL
, aconf
->user
, aconf
);
956 * input - pointer to struct ConfItem
958 * side effects - added to tdline link list and address hash
961 add_temp_dline(struct ConfItem
*aconf
)
963 if(aconf
->hold
>= CurrentTime
+ (10080 * 60))
965 dlinkAddAlloc(aconf
, &temp_dlines
[TEMP_WEEK
]);
966 aconf
->port
= TEMP_WEEK
;
968 else if(aconf
->hold
>= CurrentTime
+ (1440 * 60))
970 dlinkAddAlloc(aconf
, &temp_dlines
[TEMP_DAY
]);
971 aconf
->port
= TEMP_DAY
;
973 else if(aconf
->hold
>= CurrentTime
+ (60 * 60))
975 dlinkAddAlloc(aconf
, &temp_dlines
[TEMP_HOUR
]);
976 aconf
->port
= TEMP_HOUR
;
980 dlinkAddAlloc(aconf
, &temp_dlines
[TEMP_MIN
]);
981 aconf
->port
= TEMP_MIN
;
984 aconf
->flags
|= CONF_FLAGS_TEMPORARY
;
985 add_conf_by_address(aconf
->host
, CONF_DLINE
, aconf
->user
, aconf
);
990 * inputs - list pointer
993 * side effects - expire tklines and moves them between lists
996 expire_temp_kd(void *list
)
999 dlink_node
*next_ptr
;
1000 struct ConfItem
*aconf
;
1002 DLINK_FOREACH_SAFE(ptr
, next_ptr
, ((dlink_list
*) list
)->head
)
1006 if(aconf
->hold
<= CurrentTime
)
1008 /* Alert opers that a TKline expired - Hwy */
1009 if(ConfigFileEntry
.tkline_expire_notices
)
1010 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1011 "Temporary K-line for [%s@%s] expired",
1012 (aconf
->user
) ? aconf
->
1013 user
: "*", (aconf
->host
) ? aconf
->host
: "*");
1015 delete_one_address_conf(aconf
->host
, aconf
);
1016 dlinkDestroy(ptr
, list
);
1022 reorganise_temp_kd(void *list
)
1024 struct ConfItem
*aconf
;
1025 dlink_node
*ptr
, *next_ptr
;
1027 DLINK_FOREACH_SAFE(ptr
, next_ptr
, ((dlink_list
*) list
)->head
)
1031 if(aconf
->hold
< (CurrentTime
+ (60 * 60)))
1033 dlinkMoveNode(ptr
, list
, (aconf
->status
== CONF_KILL
) ?
1034 &temp_klines
[TEMP_MIN
] : &temp_dlines
[TEMP_MIN
]);
1035 aconf
->port
= TEMP_MIN
;
1037 else if(aconf
->port
> TEMP_HOUR
)
1039 if(aconf
->hold
< (CurrentTime
+ (1440 * 60)))
1041 dlinkMoveNode(ptr
, list
, (aconf
->status
== CONF_KILL
) ?
1042 &temp_klines
[TEMP_HOUR
] : &temp_dlines
[TEMP_HOUR
]);
1043 aconf
->port
= TEMP_HOUR
;
1045 else if(aconf
->port
> TEMP_DAY
&&
1046 (aconf
->hold
< (CurrentTime
+ (10080 * 60))))
1048 dlinkMoveNode(ptr
, list
, (aconf
->status
== CONF_KILL
) ?
1049 &temp_klines
[TEMP_DAY
] : &temp_dlines
[TEMP_DAY
]);
1050 aconf
->port
= TEMP_DAY
;
1057 /* const char* get_oper_name(struct Client *client_p)
1058 * Input: A client to find the active oper{} name for.
1059 * Output: The nick!user@host{oper} of the oper.
1060 * "oper" is server name for remote opers
1061 * Side effects: None.
1064 get_oper_name(struct Client
*client_p
)
1066 /* +5 for !,@,{,} and null */
1067 static char buffer
[NICKLEN
+ USERLEN
+ HOSTLEN
+ HOSTLEN
+ 5];
1069 if(MyOper(client_p
))
1071 ircsnprintf(buffer
, sizeof(buffer
), "%s!%s@%s{%s}",
1072 client_p
->name
, client_p
->username
,
1073 client_p
->host
, client_p
->localClient
->opername
);
1077 ircsnprintf(buffer
, sizeof(buffer
), "%s!%s@%s{%s}",
1078 client_p
->name
, client_p
->username
,
1079 client_p
->host
, client_p
->servptr
->name
);
1084 * get_printable_conf
1086 * inputs - struct ConfItem
1095 * Examine the struct struct ConfItem, setting the values
1096 * of name, host, pass, user to values either
1097 * in aconf, or "<NULL>" port is set to aconf->port in all cases.
1100 get_printable_conf(struct ConfItem
*aconf
, char **name
, char **host
,
1101 char **pass
, char **user
, int *port
, char **classname
)
1103 static char null
[] = "<NULL>";
1104 static char zero
[] = "default";
1106 *name
= EmptyString(aconf
->name
) ? null
: aconf
->name
;
1107 *host
= EmptyString(aconf
->host
) ? null
: aconf
->host
;
1108 *pass
= EmptyString(aconf
->passwd
) ? null
: aconf
->passwd
;
1109 *user
= EmptyString(aconf
->user
) ? null
: aconf
->user
;
1110 *classname
= EmptyString(aconf
->className
) ? zero
: aconf
->className
;
1111 *port
= (int) aconf
->port
;
1115 get_printable_kline(struct Client
*source_p
, struct ConfItem
*aconf
,
1116 char **host
, char **reason
,
1117 char **user
, char **oper_reason
)
1119 static char null
[] = "<NULL>";
1121 *host
= EmptyString(aconf
->host
) ? null
: aconf
->host
;
1122 *reason
= EmptyString(aconf
->passwd
) ? null
: aconf
->passwd
;
1123 *user
= EmptyString(aconf
->user
) ? null
: aconf
->user
;
1125 if(EmptyString(aconf
->spasswd
) || !IsOper(source_p
))
1126 *oper_reason
= NULL
;
1128 *oper_reason
= aconf
->spasswd
;
1134 * inputs - cold start YES or NO
1136 * side effects - read all conf files needed, ircd.conf kline.conf etc.
1139 read_conf_files(int cold
)
1141 const char *filename
;
1143 conf_fbfile_in
= NULL
;
1145 filename
= get_conf_name(CONF_TYPE
);
1147 /* We need to know the initial filename for the yyerror() to report
1148 FIXME: The full path is in conffilenamebuf first time since we
1149 dont know anything else
1153 strlcpy(conffilebuf
, filename
, sizeof(conffilebuf
));
1155 if((conf_fbfile_in
= fopen(filename
, "r")) == NULL
)
1159 ilog(L_MAIN
, "Failed in reading configuration file %s", filename
);
1164 sendto_realops_snomask(SNO_GENERAL
, L_NETWIDE
,
1165 "Can't open file '%s' - aborting rehash!", filename
);
1172 clear_out_old_conf();
1175 read_conf(conf_fbfile_in
);
1176 fclose(conf_fbfile_in
);
1180 * clear_out_old_conf
1184 * side effects - Clear out the old configuration
1187 clear_out_old_conf(void)
1189 struct Class
*cltmp
;
1191 dlink_node
*next_ptr
;
1195 * don't delete the class table, rather mark all entries
1196 * for deletion. The table is cleaned up by check_class. - avalon
1198 DLINK_FOREACH(ptr
, class_list
.head
)
1201 MaxUsers(cltmp
) = -1;
1204 clear_out_address_conf();
1207 /* clean out module paths */
1208 #ifndef STATIC_MODULES
1210 mod_add_path(MODULE_DIR
);
1211 mod_add_path(MODULE_DIR
"/autoload");
1214 /* clean out ServerInfo */
1215 MyFree(ServerInfo
.description
);
1216 ServerInfo
.description
= NULL
;
1217 MyFree(ServerInfo
.network_name
);
1218 ServerInfo
.network_name
= NULL
;
1219 MyFree(ServerInfo
.network_desc
);
1220 ServerInfo
.network_desc
= NULL
;
1222 /* clean out AdminInfo */
1223 MyFree(AdminInfo
.name
);
1224 AdminInfo
.name
= NULL
;
1225 MyFree(AdminInfo
.email
);
1226 AdminInfo
.email
= NULL
;
1227 MyFree(AdminInfo
.description
);
1228 AdminInfo
.description
= NULL
;
1230 /* operator{} and class{} blocks are freed above */
1231 /* clean out listeners */
1234 /* auth{}, quarantine{}, shared{}, connect{}, kill{}, deny{}, exempt{}
1235 * and gecos{} blocks are freed above too
1238 /* clean out general */
1239 MyFree(ConfigFileEntry
.servlink_path
);
1240 ConfigFileEntry
.servlink_path
= NULL
;
1242 DLINK_FOREACH_SAFE(ptr
, next_ptr
, service_list
.head
)
1245 dlinkDestroy(ptr
, &service_list
);
1248 /* remove any aliases... -- nenolod */
1249 for (i
= 0; i
< MAX_MSG_HASH
; i
++)
1251 DLINK_FOREACH_SAFE(ptr
, next_ptr
, alias_hash_table
[i
].head
)
1253 struct alias_entry
*aptr
= ptr
->data
;
1256 MyFree(aptr
->target
);
1259 dlinkDestroy(ptr
, &alias_hash_table
[i
]);
1263 destroy_blacklists();
1265 /* OK, that should be everything... */
1271 * inputs - kline, dline or resv type flag
1272 * - client pointer to report to
1273 * - user name of target
1274 * - host name of target
1275 * - reason for target
1279 * side effects - This function takes care of finding the right conf
1280 * file and adding the line to it, as well as notifying
1281 * opers and the user.
1284 write_confitem(KlineType type
, struct Client
*source_p
, char *user
,
1285 char *host
, const char *reason
, const char *oper_reason
,
1286 const char *current_date
, int xtype
)
1290 const char *filename
; /* filename to use for kline */
1292 filename
= get_conf_name(type
);
1295 if((out
= fopen(filename
, "a")) == NULL
)
1297 sendto_realops_snomask(SNO_GENERAL
, L_ALL
, "*** Problem opening %s ", filename
);
1301 if(oper_reason
== NULL
)
1304 if(type
== KLINE_TYPE
)
1306 ircsnprintf(buffer
, sizeof(buffer
),
1307 "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n",
1308 user
, host
, reason
, oper_reason
, current_date
,
1309 get_oper_name(source_p
), CurrentTime
);
1311 else if(type
== DLINE_TYPE
)
1313 ircsnprintf(buffer
, sizeof(buffer
),
1314 "\"%s\",\"%s\",\"%s\",\"%s\",\"%s\",%ld\n", host
,
1315 reason
, oper_reason
, current_date
, get_oper_name(source_p
), CurrentTime
);
1317 else if(type
== RESV_TYPE
)
1319 ircsnprintf(buffer
, sizeof(buffer
), "\"%s\",\"%s\",\"%s\",%ld\n",
1320 host
, reason
, get_oper_name(source_p
), CurrentTime
);
1323 if(fputs(buffer
, out
) == -1)
1325 sendto_realops_snomask(SNO_GENERAL
, L_ALL
, "*** Problem writing to %s", filename
);
1332 if(type
== KLINE_TYPE
)
1334 if(EmptyString(oper_reason
))
1336 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1337 "%s added K-Line for [%s@%s] [%s]",
1338 get_oper_name(source_p
), user
,
1340 ilog(L_KLINE
, "K %s 0 %s %s %s",
1341 get_oper_name(source_p
), user
, host
, reason
);
1345 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1346 "%s added K-Line for [%s@%s] [%s|%s]",
1347 get_oper_name(source_p
), user
,
1348 host
, reason
, oper_reason
);
1349 ilog(L_KLINE
, "K %s 0 %s %s %s|%s",
1350 get_oper_name(source_p
), user
, host
,
1351 reason
, oper_reason
);
1354 sendto_one_notice(source_p
, ":Added K-Line [%s@%s]",
1357 else if(type
== DLINE_TYPE
)
1359 if(EmptyString(oper_reason
))
1361 sendto_realops_snomask(SNO_GENERAL
, L_NETWIDE
,
1362 "%s added D-Line for [%s] [%s]",
1363 get_oper_name(source_p
), host
, reason
);
1364 ilog(L_KLINE
, "D %s 0 %s %s",
1365 get_oper_name(source_p
), host
, reason
);
1369 sendto_realops_snomask(SNO_GENERAL
, L_NETWIDE
,
1370 "%s added D-Line for [%s] [%s|%s]",
1371 get_oper_name(source_p
), host
,
1372 reason
, oper_reason
);
1373 ilog(L_KLINE
, "D %s 0 %s %s|%s",
1374 get_oper_name(source_p
), host
,
1375 reason
, oper_reason
);
1378 sendto_one(source_p
,
1379 ":%s NOTICE %s :Added D-Line [%s] to %s", me
.name
,
1380 source_p
->name
, host
, filename
);
1383 else if(type
== RESV_TYPE
)
1385 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1386 "%s added RESV for [%s] [%s]",
1387 get_oper_name(source_p
), host
, reason
);
1388 ilog(L_KLINE
, "R %s 0 %s %s",
1389 get_oper_name(source_p
), host
, reason
);
1391 sendto_one_notice(source_p
, ":Added RESV for [%s] [%s]",
1398 * inputs - type of conf file to return name of file for
1399 * output - pointer to filename for type of conf
1400 * side effects - none
1403 get_conf_name(KlineType type
)
1405 if(type
== CONF_TYPE
)
1407 return (ConfigFileEntry
.configfile
);
1409 else if(type
== DLINE_TYPE
)
1411 return (ConfigFileEntry
.dlinefile
);
1413 else if(type
== RESV_TYPE
)
1415 return (ConfigFileEntry
.resvfile
);
1418 return ConfigFileEntry
.klinefile
;
1422 * conf_add_class_to_conf
1423 * inputs - pointer to config item
1425 * side effects - Add a class pointer to a conf
1429 conf_add_class_to_conf(struct ConfItem
*aconf
)
1431 if(aconf
->className
== NULL
)
1433 DupString(aconf
->className
, "default");
1434 ClassPtr(aconf
) = default_class
;
1438 ClassPtr(aconf
) = find_class(aconf
->className
);
1440 if(ClassPtr(aconf
) == default_class
)
1442 if(aconf
->status
== CONF_CLIENT
)
1444 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
1445 "Warning -- Using default class for missing class \"%s\" in auth{} for %s@%s",
1446 aconf
->className
, aconf
->user
, aconf
->host
);
1449 MyFree(aconf
->className
);
1450 DupString(aconf
->className
, "default");
1454 if(ConfMaxUsers(aconf
) < 0)
1456 ClassPtr(aconf
) = default_class
;
1457 MyFree(aconf
->className
);
1458 DupString(aconf
->className
, "default");
1465 * inputs - pointer to config item
1467 * side effects - Add a d/D line
1470 conf_add_d_conf(struct ConfItem
*aconf
)
1472 if(aconf
->host
== NULL
)
1477 /* XXX - Should 'd' ever be in the old conf? For new conf we don't
1478 * need this anyway, so I will disable it for now... -A1kmm
1481 if(parse_netmask(aconf
->host
, NULL
, NULL
) == HM_HOST
)
1483 ilog(L_MAIN
, "Invalid Dline %s ignored", aconf
->host
);
1488 add_conf_by_address(aconf
->host
, CONF_DLINE
, NULL
, aconf
);
1496 * inputs - message from parser
1498 * side effects - message to opers and log file entry is made
1501 yyerror(const char *msg
)
1503 char newlinebuf
[BUFSIZE
];
1505 strip_tabs(newlinebuf
, (const unsigned char *) linebuf
, strlen(linebuf
));
1507 sendto_realops_snomask(SNO_GENERAL
, L_ALL
, "\"%s\", line %d: %s at '%s'",
1508 conffilebuf
, lineno
+ 1, msg
, newlinebuf
);
1510 ilog(L_MAIN
, "\"%s\", line %d: %s at '%s'", conffilebuf
, lineno
+ 1, msg
, newlinebuf
);
1514 conf_fgets(char *lbuf
, int max_size
, FILE * fb
)
1518 if((buff
= fgets(lbuf
, max_size
, fb
)) == NULL
)
1521 return (strlen(lbuf
));
1525 conf_yy_fatal_error(const char *msg
)