]>
jfr.im git - irc/evilnet/x3.git/blob - src/main-common.c
1 extern FILE *replay_file
;
8 struct log_type
*MAIN_LOG
;
13 char *services_config
= "x3.conf";
18 struct cManagerNode cManager
;
20 struct policer_params
*oper_policer_params
, *luser_policer_params
, *god_policer_params
;
22 static const struct message_entry msgtab
[] = {
23 { "MSG_NONE", "None" },
26 { "MSG_NEVER", "Never" },
27 { "MSG_SERVICE_IMMUNE", "$b%s$b may not be kicked, killed, banned, or deopped." },
28 { "MSG_SERVICE_PRIVILEGED", "$b%s$b is a privileged service." },
29 { "MSG_NOT_A_SERVICE", "$b%s$b is not a service bot." },
30 { "MSG_COMMAND_UNKNOWN", "$b%s$b is an unknown command." },
31 { "MSG_COMMAND_PRIVILEGED", "$b%s$b is a privileged command." },
32 { "MSG_COMMAND_DISABLED", "$b%s$b is a disabled command." },
33 { "MSG_SETTING_PRIVILEGED", "$b%s$b is a privileged setting." },
34 { "MSG_AUTHENTICATE", "You must first authenticate with $b$N$b." },
35 { "MSG_USER_AUTHENTICATE", "%s must first authenticate with $b$N$b." },
36 { "MSG_SET_EMAIL_ADDR", "You must first set your account's email address. (Contact network staff if you cannot auth to your account.)" },
37 { "MSG_HANDLE_UNKNOWN", "Account $b%s$b has not been registered." },
38 { "MSG_NICK_UNKNOWN", "User with nick $b%s$b does not exist." },
39 { "MSG_CHANNEL_UNKNOWN", "Channel with name $b%s$b does not exist." },
40 { "MSG_SERVER_UNKNOWN", "Server with name $b%s$b does not exist or is not linked." },
41 { "MSG_MODULE_UNKNOWN", "No module has been registered with name $b%s$b." },
42 { "MSG_INVALID_MODES", "$b%s$b is an invalid set of channel modes." },
43 { "MSG_INVALID_GLINE", "Invalid G-line '%s'." },
44 { "MSG_INVALID_DURATION", "Invalid time span '%s'." },
45 { "MSG_NOT_TARGET_NAME", "You must provide the name of a channel or user." },
46 { "MSG_NOT_CHANNEL_NAME", "The channel name you specified is not a valid channel name." },
47 { "MSG_INVALID_CHANNEL", "The channel name you specified does not exist." },
48 { "MSG_CHANNEL_ABSENT", "You aren't currently in $b%s$b." },
49 { "MSG_CHANNEL_USER_ABSENT", "$b%s$b isn't currently in $b%s$b." },
50 { "MSG_MISSING_PARAMS", "$b%s$b requires more parameters." },
51 { "MSG_DEPRECATED_COMMAND", "The $b%s$b command has been deprecated, and will be removed in the future; please use $b%s$b instead." },
52 { "MSG_OPER_SUSPENDED", "Your $b$O$b access has been suspended." },
53 { "MSG_USER_OUTRANKED", "$b%s$b outranks you (command has no effect)." },
54 { "MSG_STUPID_ACCESS_CHANGE", "Please ask someone $belse$b to demote you." },
55 { "MSG_NO_SEARCH_ACCESS", "You do not have enough access to search based on $b%s$b." },
56 { "MSG_INVALID_CRITERIA", "$b%s$b is an invalid search criteria." },
57 { "MSG_MATCH_COUNT", "Found $b%u$b matches." },
58 { "MSG_NO_MATCHES", "Nothing matched the criteria of your search." },
59 { "MSG_TOPIC_UNKNOWN", "No help on that topic." },
60 { "MSG_INVALID_BINARY", "$b%s$b is an invalid binary value." },
61 { "MSG_INTERNAL_FAILURE", "Your command could not be processed due to an internal failure." },
62 { "MSG_DB_UNKNOWN", "I do not know of a database named %s." },
63 { "MSG_DB_IS_MONDO", "Database %s is in the \"mondo\" database and cannot be written separately." },
64 { "MSG_DB_WRITE_ERROR", "Error while writing database %s." },
65 { "MSG_DB_WROTE_DB", "Wrote database %s (in %lu.%06lu seconds)." },
66 { "MSG_DB_WROTE_ALL", "Wrote all databases (in %lu.%06lu seconds)." },
68 { "MSG_0_SECONDS", "0 seconds" },
77 { "MSG_MINUTE", "m" },
78 { "MSG_MINUTES", "m" },
79 { "MSG_SECOND", "s" },
80 { "MSG_SECONDS", "s" },
81 { "MSG_BAR", "----------------------------------------" },
82 { "MSG_INVALID_SHUN", "Invalid Shun '%s'." },
83 { "MSG_MATCH_COUNT", "-----------Found $b%3u$b Matches------------" },
87 void uplink_select(char *name
);
90 uplink_insert(const char *key
, void *data
, UNUSED_ARG(void *extra
))
92 struct uplinkNode
*uplink
= malloc(sizeof(struct uplinkNode
));
93 struct record_data
*rd
= data
;
94 struct addrinfo hints
, *ai
;
103 uplink
->name
= (char *)key
;
104 uplink
->host
= database_get_data(rd
->d
.object
, "address", RECDB_QSTRING
);
106 str
= database_get_data(rd
->d
.object
, "port", RECDB_QSTRING
);
107 uplink
->port
= str
? atoi(str
) : 6667;
108 uplink
->password
= database_get_data(rd
->d
.object
, "password", RECDB_QSTRING
);
109 uplink
->their_password
= database_get_data(rd
->d
.object
, "uplink_password", RECDB_QSTRING
);
111 str
= database_get_data(rd
->d
.object
, "enabled", RECDB_QSTRING
);
114 enabled
= atoi(str
) ? 1 : 0;
117 cManager
.enabled
+= enabled
;
119 str
= database_get_data(rd
->d
.object
, "max_tries", RECDB_QSTRING
);
120 uplink
->max_tries
= str
? atoi(str
) : 3;
121 uplink
->flags
= enabled
? 0 : UPLINK_UNAVAILABLE
;
122 uplink
->state
= DISCONNECTED
;
125 str
= database_get_data(rd
->d
.object
, "bind_address", RECDB_QSTRING
);
126 memset(&hints
, 0, sizeof(hints
));
127 hints
.ai_flags
= AI_PASSIVE
;
128 hints
.ai_socktype
= SOCK_STREAM
;
129 if (!getaddrinfo(str
, NULL
, &hints
, &ai
))
131 uplink
->bind_addr_len
= ai
->ai_addrlen
;
132 uplink
->bind_addr
= calloc(1, ai
->ai_addrlen
);
133 memcpy(uplink
->bind_addr
, ai
->ai_addr
, ai
->ai_addrlen
);
138 uplink
->bind_addr
= NULL
;
139 uplink
->bind_addr_len
= 0;
142 uplink
->next
= cManager
.uplinks
;
147 cManager
.uplinks
->prev
= uplink
;
150 cManager
.uplinks
= uplink
;
152 /* If the configuration is being reloaded, set the current uplink
153 to the reloaded equivalent, if possible. */
156 && !irccasecmp(uplink
->host
, cManager
.uplink
->host
)
157 && uplink
->port
== cManager
.uplink
->port
)
159 uplink
->state
= cManager
.uplink
->state
;
160 uplink
->tries
= cManager
.uplink
->tries
;
161 cManager
.uplink
= uplink
;
172 struct uplinkNode
*oldUplinks
= NULL
, *oldUplink
= NULL
;
174 /* Save the old uplinks, we'll remove them later. */
175 oldUplink
= cManager
.uplink
;
176 oldUplinks
= cManager
.uplinks
;
178 cycles
= conf_get_data("server/max_cycles", RECDB_QSTRING
);
179 max_cycles
= cycles
? atoi(cycles
) : 30;
180 if(!(conf_node
= conf_get_data("uplinks", RECDB_OBJECT
)))
182 log_module(MAIN_LOG
, LOG_FATAL
, "No uplinks configured; giving up.");
186 cManager
.enabled
= 0;
187 dict_foreach(conf_node
, uplink_insert
, NULL
);
189 /* Remove the old uplinks, if any. It doesn't matter if oldUplink (below)
190 is a reference to one of these, because it won't get dereferenced. */
193 struct uplinkNode
*uplink
, *next
;
195 oldUplinks
->prev
->next
= NULL
;
197 for(uplink
= oldUplinks
; uplink
; uplink
= next
)
200 free(uplink
->bind_addr
);
205 /* If the uplink hasn't changed, it's either NULL or pointing at
206 an uplink that was just deleted, select a new one. */
207 if(cManager
.uplink
== oldUplink
)
211 irc_squit(self
, "Uplinks updated; selecting new uplink.", NULL
);
214 cManager
.uplink
= NULL
;
220 uplink_find(char *name
)
222 struct uplinkNode
*uplink
;
224 if(!cManager
.enabled
|| !cManager
.uplinks
)
229 for(uplink
= cManager
.uplinks
; uplink
; uplink
= uplink
->next
)
231 if(!strcasecmp(uplink
->name
, name
))
241 uplink_select(char *name
)
243 struct uplinkNode
*start
, *uplink
, *next
;
246 if(!cManager
.enabled
|| !cManager
.uplinks
)
248 log_module(MAIN_LOG
, LOG_FATAL
, "No uplinks enabled; giving up.");
254 start
= cManager
.uplinks
;
258 start
= cManager
.uplink
->next
;
261 start
= cManager
.uplinks
;
266 for(uplink
= start
; uplink
; uplink
= next
)
268 next
= uplink
->next
? uplink
->next
: cManager
.uplinks
;
276 /* We've wrapped around the list. */
279 sleep((cManager
.cycles
>> 1) * 5);
282 if(max_cycles
&& (cManager
.cycles
>= max_cycles
))
284 log_module(MAIN_LOG
, LOG_ERROR
, "Maximum uplink list cycles exceeded; giving up.");
288 /* Give the uplink currently in 'uplink' consideration,
289 and if not selected, break on the next iteration. */
293 /* Skip bad uplinks. */
294 if(uplink
->flags
& UPLINK_UNAVAILABLE
)
299 if(name
&& irccasecmp(uplink
->name
, name
))
301 /* If we were told to connect to a specific uplink, don't stop
307 /* It would be possible to track uplink health through a variety
308 of statistics and only break on the best uplink. For now, break
309 on the first available one.
317 /* We are shit outta luck if every single uplink has been passed
318 over. Use the current uplink if possible. */
319 if(!cManager
.uplink
|| cManager
.uplink
->flags
& UPLINK_UNAVAILABLE
)
321 log_module(MAIN_LOG
, LOG_ERROR
, "All available uplinks exhausted; giving up.");
328 cManager
.uplink
= uplink
;
334 struct uplinkNode
*uplink
= cManager
.uplink
;
336 if(uplink
->state
!= DISCONNECTED
)
341 if(uplink
->flags
& UPLINK_UNAVAILABLE
)
344 uplink
= cManager
.uplink
;
349 /* This delay could scale with the number of tries. */
353 if(!create_socket_client(uplink
))
355 if(uplink
->max_tries
&& (uplink
->tries
>= uplink
->max_tries
))
357 /* This is a bad uplink, move on. */
358 uplink
->flags
|= UPLINK_UNAVAILABLE
;
366 uplink
->state
= AUTHENTICATING
;
367 irc_introduce(uplink
->password
);
376 /* This function is called when a ping is received. Take it as
377 a sign of link health and reset the connection manager
383 static exit_func_t
*ef_list
;
384 static void **ef_list_extra
;
385 static unsigned int ef_size
= 0, ef_used
= 0;
387 void reg_exit_func(exit_func_t handler
, void *extra
)
389 if (ef_used
== ef_size
) {
392 ef_list
= realloc(ef_list
, ef_size
*sizeof(exit_func_t
));
393 ef_list_extra
= realloc(ef_list_extra
, ef_size
*sizeof(void*));
396 ef_list
= malloc(ef_size
*sizeof(exit_func_t
));
397 ef_list_extra
= malloc(ef_size
*sizeof(void*));
400 ef_list
[ef_used
] = handler
;
401 ef_list_extra
[ef_used
++] = extra
;
404 void call_exit_funcs(void)
406 unsigned int n
= ef_used
;
408 /* Call them in reverse order because we initialize logs, then
409 * nickserv, then chanserv, etc., and they register their exit
410 * funcs in that order, and there are some dependencies (for
411 * example, ChanServ requires NickServ to not have cleaned up).
416 ef_list
[n
](ef_list_extra
[n
]);
420 ef_used
= ef_size
= 0;
424 set_policer_param(const char *param
, void *data
, void *extra
)
426 struct record_data
*rd
= data
;
427 const char *str
= GET_RECORD_QSTRING(rd
);
429 policer_params_set(extra
, param
, str
);
440 info
= conf_get_data("services/opserv/nick", RECDB_QSTRING
);
441 if (info
&& (info
[0] == '.'))
445 info
= conf_get_data("services/global/nick", RECDB_QSTRING
);
446 if (info
&& (info
[0] == '.'))
450 info
= conf_get_data("services/nickserv/nick", RECDB_QSTRING
);
451 if (info
&& (info
[0] == '.'))
455 info
= conf_get_data("services/chanserv/nick", RECDB_QSTRING
);
456 if (info
&& (info
[0] == '.'))
460 god_policer_params
= policer_params_new();
461 if ((dict
= conf_get_data("policers/commands-god", RECDB_OBJECT
))) {
462 dict_foreach(dict
, set_policer_param
, god_policer_params
);
464 policer_params_set(god_policer_params
, "size", "30");
465 policer_params_set(god_policer_params
, "drain-rate", "1");
467 oper_policer_params
= policer_params_new();
468 if ((dict
= conf_get_data("policers/commands-oper", RECDB_OBJECT
))) {
469 dict_foreach(dict
, set_policer_param
, oper_policer_params
);
471 policer_params_set(oper_policer_params
, "size", "10");
472 policer_params_set(oper_policer_params
, "drain-rate", "1");
474 luser_policer_params
= policer_params_new();
475 if ((dict
= conf_get_data("policers/commands-luser", RECDB_OBJECT
))) {
476 dict_foreach(dict
, set_policer_param
, luser_policer_params
);
478 policer_params_set(luser_policer_params
, "size", "5");
479 policer_params_set(luser_policer_params
, "drain-rate", "0.50");
482 info
= conf_get_data("services/spamserv/nick", RECDB_QSTRING
);
483 if (info
&& (info
[0] == '.'))
488 #ifdef HAVE_SYS_RESOURCE_H
491 set_item_rlimit(const char *name
, void *data
, void *extra
)
495 struct record_data
*rd
= data
;
499 rsrc
= (long)dict_find(extra
, name
, &found
);
501 log_module(MAIN_LOG
, LOG_ERROR
, "Invalid rlimit \"%s\" in rlimits section.", name
);
504 if (!(str
= GET_RECORD_QSTRING(rd
))) {
505 log_module(MAIN_LOG
, LOG_ERROR
, "Missing or invalid parameter type for rlimit \"%s\".", name
);
508 if (getrlimit(rsrc
, &rlim
) < 0) {
509 log_module(MAIN_LOG
, LOG_ERROR
, "Couldn't get rlimit \"%s\": errno %d: %s", name
, errno
, strerror(errno
));
512 rlim
.rlim_cur
= ParseVolume(str
);
513 if (setrlimit(rsrc
, &rlim
) < 0) {
514 log_module(MAIN_LOG
, LOG_ERROR
, "Couldn't set rlimit \"%s\": errno %d: %s", name
, errno
, strerror(errno
));
525 dict_insert(values
, "data", (void*)RLIMIT_DATA
);
526 dict_insert(values
, "stack", (void*)RLIMIT_STACK
);
528 dict_insert(values
, "vmem", (void*)RLIMIT_VMEM
);
531 dict_insert(values
, "vmem", (void*)RLIMIT_AS
);
534 if ((dict
= conf_get_data("rlimits", RECDB_OBJECT
))) {
535 dict_foreach(dict
, set_item_rlimit
, values
);
550 usage(char *exe_name
)
552 /* We can assume we have getopt_long(). */
553 printf("Usage: %s [-c config] [-r log] [-d] [-f] [-v|-h]\n"
554 " -c, --config selects a different configuration file.\n"
555 " -d, --debug enables debug mode.\n"
556 " -f, --foreground run X3 in the foreground.\n"
557 " -h, --help prints this usage message.\n"
558 " -k, --check checks the configuration file's syntax.\n"
559 " -r, --replay replay a log file (for debugging).\n"
560 " -v, --version prints this program's version.\n"
567 printf(" --------------------------------------------------\n"
568 " - "PACKAGE_STRING
", Built: " __DATE__
", " __TIME__
".\n"
569 " - Copyright (C) 2000 - 2005, srvx Development Team\n"
570 " - Copyright (C) 2004 - 2005, X3 Development Team\n"
571 " --------------------------------------------------\n");
578 "This program is free software; you can redistribute it and/or modify\n"
579 "it under the terms of the GNU General Public License as published by\n"
580 "the Free Software Foundation; either version 3 of the License, or\n"
581 "(at your option) any later version.\n"
583 "This program is distributed in the hope that it will be useful,\n"
584 "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
585 "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
586 "GNU General Public License for more details.\n"
588 "You should have received a copy of the GNU General Public License\n"
589 "along with this program; if not, write to the Free Software\n"
590 "Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.\n\n");
593 void main_shutdown(UNUSED_ARG(void *extra
))
595 struct uplinkNode
*ul
, *ul_next
;
597 for (ul
= cManager
.uplinks
; ul
; ul
= ul_next
) {
604 #if defined(PID_FILE)
607 policer_params_delete(god_policer_params
);
608 policer_params_delete(oper_policer_params
);
609 policer_params_delete(luser_policer_params
);