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1 | /* | |
2 | * charybdis: A slightly useful ircd. | |
3 | * ircd.c: Starts up and runs the ircd. | |
4 | * | |
5 | * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center | |
6 | * Copyright (C) 1996-2002 Hybrid Development Team | |
7 | * Copyright (C) 2002-2008 ircd-ratbox development team | |
8 | * Copyright (C) 2005-2013 charybdis development team | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
23 | * USA | |
24 | */ | |
25 | ||
26 | #include "rb_lib.h" | |
27 | #include "stdinc.h" | |
28 | #include "setup.h" | |
29 | #include "defaults.h" | |
30 | #include "ircd.h" | |
31 | #include "channel.h" | |
32 | #include "class.h" | |
33 | #include "client.h" | |
34 | #include "common.h" | |
35 | #include "hash.h" | |
36 | #include "match.h" | |
37 | #include "ircd_signal.h" | |
38 | #include "msg.h" /* msgtab */ | |
39 | #include "hostmask.h" | |
40 | #include "numeric.h" | |
41 | #include "parse.h" | |
42 | #include "restart.h" | |
43 | #include "s_auth.h" | |
44 | #include "s_conf.h" | |
45 | #include "logger.h" | |
46 | #include "s_serv.h" /* try_connections */ | |
47 | #include "s_user.h" | |
48 | #include "s_stats.h" | |
49 | #include "scache.h" | |
50 | #include "send.h" | |
51 | #include "supported.h" | |
52 | #include "whowas.h" | |
53 | #include "modules.h" | |
54 | #include "hook.h" | |
55 | #include "ircd_getopt.h" | |
56 | #include "newconf.h" | |
57 | #include "reject.h" | |
58 | #include "s_conf.h" | |
59 | #include "s_newconf.h" | |
60 | #include "cache.h" | |
61 | #include "monitor.h" | |
62 | #include "patchlevel.h" | |
63 | #include "serno.h" | |
64 | #include "sslproc.h" | |
65 | #include "chmode.h" | |
66 | #include "privilege.h" | |
67 | #include "bandbi.h" | |
68 | #include "authd.h" | |
69 | #include "operhash.h" | |
70 | ||
71 | /* /quote set variables */ | |
72 | struct SetOptions GlobalSetOptions; | |
73 | ||
74 | /* configuration set from ircd.conf */ | |
75 | struct config_file_entry ConfigFileEntry; | |
76 | /* server info set from ircd.conf */ | |
77 | struct server_info ServerInfo; | |
78 | /* admin info set from ircd.conf */ | |
79 | struct admin_info AdminInfo; | |
80 | ||
81 | struct Counter Count; | |
82 | struct ServerStatistics ServerStats; | |
83 | ||
84 | int maxconnections; | |
85 | struct Client me; /* That's me */ | |
86 | struct LocalUser meLocalUser; /* That's also part of me */ | |
87 | ||
88 | rb_dlink_list global_client_list; | |
89 | ||
90 | /* unknown/client pointer lists */ | |
91 | rb_dlink_list unknown_list; /* unknown clients ON this server only */ | |
92 | rb_dlink_list lclient_list; /* local clients only ON this server */ | |
93 | rb_dlink_list serv_list; /* local servers to this server ONLY */ | |
94 | rb_dlink_list global_serv_list; /* global servers on the network */ | |
95 | rb_dlink_list local_oper_list; /* our opers, duplicated in lclient_list */ | |
96 | rb_dlink_list oper_list; /* network opers */ | |
97 | ||
98 | const char *logFileName = LPATH; | |
99 | const char *pidFileName = PPATH; | |
100 | ||
101 | char **myargv; | |
102 | bool dorehash = false; | |
103 | bool dorehashbans = false; | |
104 | bool doremotd = false; | |
105 | bool kline_queued = false; | |
106 | bool server_state_foreground = false; | |
107 | bool opers_see_all_users = false; | |
108 | bool ircd_ssl_ok = false; | |
109 | bool ircd_zlib_ok = true; | |
110 | ||
111 | int testing_conf = 0; | |
112 | time_t startup_time; | |
113 | ||
114 | int default_server_capabs; | |
115 | ||
116 | int splitmode; | |
117 | int splitchecking; | |
118 | int split_users; | |
119 | int split_servers; | |
120 | int eob_count; | |
121 | ||
122 | void | |
123 | ircd_shutdown(const char *reason) | |
124 | { | |
125 | struct Client *target_p; | |
126 | rb_dlink_node *ptr; | |
127 | ||
128 | RB_DLINK_FOREACH(ptr, lclient_list.head) | |
129 | { | |
130 | target_p = ptr->data; | |
131 | ||
132 | sendto_one(target_p, ":%s NOTICE %s :Server Terminating. %s", | |
133 | me.name, target_p->name, reason); | |
134 | } | |
135 | ||
136 | RB_DLINK_FOREACH(ptr, serv_list.head) | |
137 | { | |
138 | target_p = ptr->data; | |
139 | ||
140 | sendto_one(target_p, ":%s ERROR :Terminated by %s", | |
141 | me.name, reason); | |
142 | } | |
143 | ||
144 | ilog(L_MAIN, "Server Terminating. %s", reason); | |
145 | close_logfiles(); | |
146 | ||
147 | unlink(pidFileName); | |
148 | exit(0); | |
149 | } | |
150 | ||
151 | /* | |
152 | * print_startup - print startup information | |
153 | */ | |
154 | static void | |
155 | print_startup(int pid) | |
156 | { | |
157 | int fd; | |
158 | ||
159 | #ifndef _WIN32 | |
160 | close(1); | |
161 | fd = open("/dev/null", O_RDWR); | |
162 | if (fd == -1) { | |
163 | perror("open /dev/null"); | |
164 | exit(EXIT_FAILURE); | |
165 | } | |
166 | if (fd == 0) | |
167 | fd = dup(fd); | |
168 | if (fd != 1) | |
169 | abort(); | |
170 | #endif | |
171 | ||
172 | inotice("now running in %s mode from %s as pid %d ...", | |
173 | !server_state_foreground ? "background" : "foreground", | |
174 | ConfigFileEntry.dpath, pid); | |
175 | ||
176 | #ifndef _WIN32 | |
177 | /* let the parent process know the initialization was successful | |
178 | * -- jilles */ | |
179 | if (!server_state_foreground) | |
180 | { | |
181 | (void) write(0, ".", 1); | |
182 | } | |
183 | if (dup2(1, 0) == -1) | |
184 | abort(); | |
185 | if (dup2(1, 2) == -1) | |
186 | abort(); | |
187 | #endif | |
188 | } | |
189 | ||
190 | /* | |
191 | * init_sys | |
192 | * | |
193 | * inputs - boot_daemon flag | |
194 | * output - none | |
195 | * side effects - if boot_daemon flag is not set, don't daemonize | |
196 | */ | |
197 | static void | |
198 | init_sys(void) | |
199 | { | |
200 | #if !defined(_WIN32) && defined(RLIMIT_NOFILE) && defined(HAVE_SYS_RESOURCE_H) | |
201 | struct rlimit limit; | |
202 | ||
203 | if(!getrlimit(RLIMIT_NOFILE, &limit)) | |
204 | { | |
205 | maxconnections = limit.rlim_cur; | |
206 | if(maxconnections <= MAX_BUFFER) | |
207 | { | |
208 | fprintf(stderr, "ERROR: Shell FD limits are too low.\n"); | |
209 | fprintf(stderr, "ERROR: charybdis reserves %d FDs, shell limits must be above this\n", MAX_BUFFER); | |
210 | exit(EXIT_FAILURE); | |
211 | } | |
212 | return; | |
213 | } | |
214 | #endif /* RLIMIT_FD_MAX */ | |
215 | maxconnections = MAXCONNECTIONS; | |
216 | } | |
217 | ||
218 | static int | |
219 | make_daemon(void) | |
220 | { | |
221 | #ifndef _WIN32 | |
222 | int pid; | |
223 | int pip[2]; | |
224 | char c; | |
225 | ||
226 | if (pipe(pip) < 0) | |
227 | { | |
228 | perror("pipe"); | |
229 | exit(EXIT_FAILURE); | |
230 | } | |
231 | dup2(pip[1], 0); | |
232 | close(pip[1]); | |
233 | if((pid = fork()) < 0) | |
234 | { | |
235 | perror("fork"); | |
236 | exit(EXIT_FAILURE); | |
237 | } | |
238 | else if(pid > 0) | |
239 | { | |
240 | close(0); | |
241 | /* Wait for initialization to finish, successfully or | |
242 | * unsuccessfully. Until this point the child may still | |
243 | * write to stdout/stderr. | |
244 | * -- jilles */ | |
245 | if (read(pip[0], &c, 1) > 0) | |
246 | exit(EXIT_SUCCESS); | |
247 | else | |
248 | exit(EXIT_FAILURE); | |
249 | } | |
250 | ||
251 | close(pip[0]); | |
252 | setsid(); | |
253 | /* fclose(stdin); | |
254 | fclose(stdout); | |
255 | fclose(stderr); */ | |
256 | #endif | |
257 | return 0; | |
258 | } | |
259 | ||
260 | static int printVersion = 0; | |
261 | ||
262 | struct lgetopt myopts[] = { | |
263 | {"configfile", &ConfigFileEntry.configfile, | |
264 | STRING, "File to use for ircd.conf"}, | |
265 | {"logfile", &logFileName, | |
266 | STRING, "File to use for ircd.log"}, | |
267 | {"pidfile", &pidFileName, | |
268 | STRING, "File to use for process ID"}, | |
269 | {"foreground", &server_state_foreground, | |
270 | YESNO, "Run in foreground (don't detach)"}, | |
271 | {"version", &printVersion, | |
272 | YESNO, "Print version and exit"}, | |
273 | {"conftest", &testing_conf, | |
274 | YESNO, "Test the configuration files and exit"}, | |
275 | {"help", NULL, USAGE, "Print this text"}, | |
276 | {NULL, NULL, STRING, NULL}, | |
277 | }; | |
278 | ||
279 | static void | |
280 | check_rehash(void *unused) | |
281 | { | |
282 | /* | |
283 | * Check to see whether we have to rehash the configuration .. | |
284 | */ | |
285 | if(dorehash) | |
286 | { | |
287 | rehash(1); | |
288 | dorehash = false; | |
289 | } | |
290 | ||
291 | if(dorehashbans) | |
292 | { | |
293 | rehash_bans(1); | |
294 | dorehashbans = false; | |
295 | } | |
296 | ||
297 | if(doremotd) | |
298 | { | |
299 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
300 | "Got signal SIGUSR1, reloading ircd motd file"); | |
301 | cache_user_motd(); | |
302 | doremotd = false; | |
303 | } | |
304 | } | |
305 | ||
306 | /* | |
307 | * initalialize_global_set_options | |
308 | * | |
309 | * inputs - none | |
310 | * output - none | |
311 | * side effects - This sets all global set options needed | |
312 | */ | |
313 | static void | |
314 | initialize_global_set_options(void) | |
315 | { | |
316 | memset(&GlobalSetOptions, 0, sizeof(GlobalSetOptions)); | |
317 | /* memset( &ConfigFileEntry, 0, sizeof(ConfigFileEntry)); */ | |
318 | ||
319 | GlobalSetOptions.maxclients = ServerInfo.default_max_clients; | |
320 | ||
321 | if(GlobalSetOptions.maxclients > (maxconnections - MAX_BUFFER) || (GlobalSetOptions.maxclients <= 0)) | |
322 | GlobalSetOptions.maxclients = maxconnections - MAX_BUFFER; | |
323 | ||
324 | GlobalSetOptions.autoconn = 1; | |
325 | ||
326 | GlobalSetOptions.spam_time = MIN_JOIN_LEAVE_TIME; | |
327 | GlobalSetOptions.spam_num = MAX_JOIN_LEAVE_COUNT; | |
328 | ||
329 | GlobalSetOptions.floodcount = ConfigFileEntry.default_floodcount; | |
330 | ||
331 | split_servers = ConfigChannel.default_split_server_count; | |
332 | split_users = ConfigChannel.default_split_user_count; | |
333 | ||
334 | if(split_users && split_servers | |
335 | && (ConfigChannel.no_create_on_split || ConfigChannel.no_join_on_split)) | |
336 | { | |
337 | splitmode = 1; | |
338 | splitchecking = 1; | |
339 | } | |
340 | ||
341 | GlobalSetOptions.ident_timeout = ConfigFileEntry.default_ident_timeout; | |
342 | ||
343 | rb_strlcpy(GlobalSetOptions.operstring, | |
344 | ConfigFileEntry.default_operstring, | |
345 | sizeof(GlobalSetOptions.operstring)); | |
346 | rb_strlcpy(GlobalSetOptions.adminstring, | |
347 | ConfigFileEntry.default_adminstring, | |
348 | sizeof(GlobalSetOptions.adminstring)); | |
349 | ||
350 | /* memset( &ConfigChannel, 0, sizeof(ConfigChannel)); */ | |
351 | ||
352 | /* End of global set options */ | |
353 | ||
354 | } | |
355 | ||
356 | /* | |
357 | * initialize_server_capabs | |
358 | * | |
359 | * inputs - none | |
360 | * output - none | |
361 | */ | |
362 | static void | |
363 | initialize_server_capabs(void) | |
364 | { | |
365 | default_server_capabs &= ~CAP_ZIP; | |
366 | } | |
367 | ||
368 | ||
369 | /* | |
370 | * write_pidfile | |
371 | * | |
372 | * inputs - filename+path of pid file | |
373 | * output - none | |
374 | * side effects - write the pid of the ircd to filename | |
375 | */ | |
376 | static void | |
377 | write_pidfile(const char *filename) | |
378 | { | |
379 | FILE *fb; | |
380 | char buff[32]; | |
381 | if((fb = fopen(filename, "w"))) | |
382 | { | |
383 | unsigned int pid = (unsigned int) getpid(); | |
384 | ||
385 | snprintf(buff, sizeof(buff), "%u\n", pid); | |
386 | if((fputs(buff, fb) == -1)) | |
387 | { | |
388 | ilog(L_MAIN, "Error writing %u to pid file %s (%s)", | |
389 | pid, filename, strerror(errno)); | |
390 | } | |
391 | fclose(fb); | |
392 | return; | |
393 | } | |
394 | else | |
395 | { | |
396 | ilog(L_MAIN, "Error opening pid file %s", filename); | |
397 | } | |
398 | } | |
399 | ||
400 | /* | |
401 | * check_pidfile | |
402 | * | |
403 | * inputs - filename+path of pid file | |
404 | * output - none | |
405 | * side effects - reads pid from pidfile and checks if ircd is in process | |
406 | * list. if it is, gracefully exits | |
407 | * -kre | |
408 | */ | |
409 | static void | |
410 | check_pidfile(const char *filename) | |
411 | { | |
412 | FILE *fb; | |
413 | char buff[32]; | |
414 | pid_t pidfromfile; | |
415 | ||
416 | /* Don't do logging here, since we don't have log() initialised */ | |
417 | if((fb = fopen(filename, "r"))) | |
418 | { | |
419 | if(fgets(buff, 20, fb) != NULL) | |
420 | { | |
421 | pidfromfile = atoi(buff); | |
422 | if(!rb_kill(pidfromfile, 0)) | |
423 | { | |
424 | printf("ircd: daemon is already running\n"); | |
425 | exit(-1); | |
426 | } | |
427 | } | |
428 | fclose(fb); | |
429 | } | |
430 | } | |
431 | ||
432 | /* | |
433 | * setup_corefile | |
434 | * | |
435 | * inputs - nothing | |
436 | * output - nothing | |
437 | * side effects - setups corefile to system limits. | |
438 | * -kre | |
439 | */ | |
440 | static void | |
441 | setup_corefile(void) | |
442 | { | |
443 | #ifdef HAVE_SYS_RESOURCE_H | |
444 | struct rlimit rlim; /* resource limits */ | |
445 | ||
446 | /* Set corefilesize to maximum */ | |
447 | if(!getrlimit(RLIMIT_CORE, &rlim)) | |
448 | { | |
449 | rlim.rlim_cur = rlim.rlim_max; | |
450 | setrlimit(RLIMIT_CORE, &rlim); | |
451 | } | |
452 | #endif | |
453 | } | |
454 | ||
455 | static void | |
456 | ircd_log_cb(const char *str) | |
457 | { | |
458 | ilog(L_MAIN, "librb reports: %s", str); | |
459 | } | |
460 | ||
461 | static void | |
462 | ircd_restart_cb(const char *str) | |
463 | { | |
464 | inotice("librb has called the restart callback: %s", str); | |
465 | restart(str); | |
466 | } | |
467 | ||
468 | /* | |
469 | * Why EXIT_FAILURE here? | |
470 | * Because if ircd_die_cb() is called it's because of a fatal | |
471 | * error inside libcharybdis, and we don't know how to handle the | |
472 | * exception, so it is logical to return a FAILURE exit code here. | |
473 | * --nenolod | |
474 | */ | |
475 | static void | |
476 | ircd_die_cb(const char *str) | |
477 | { | |
478 | if(str != NULL) | |
479 | { | |
480 | /* Try to get the message out to currently logged in operators. */ | |
481 | sendto_realops_snomask(SNO_GENERAL, L_NETWIDE, "librb has called the die callback..aborting: %s", str); | |
482 | inotice("librb has called the die callback..aborting: %s", str); | |
483 | } | |
484 | else | |
485 | inotice("librb has called the die callback..aborting"); | |
486 | ||
487 | unlink(pidFileName); | |
488 | exit(EXIT_FAILURE); | |
489 | } | |
490 | ||
491 | struct ev_entry *check_splitmode_ev = NULL; | |
492 | ||
493 | static int | |
494 | seed_with_urandom(void) | |
495 | { | |
496 | unsigned int seed; | |
497 | int fd; | |
498 | ||
499 | fd = open("/dev/urandom", O_RDONLY); | |
500 | if(fd >= 0) | |
501 | { | |
502 | if(read(fd, &seed, sizeof(seed)) == sizeof(seed)) | |
503 | { | |
504 | close(fd); | |
505 | srand(seed); | |
506 | return 1; | |
507 | } | |
508 | close(fd); | |
509 | } | |
510 | return 0; | |
511 | } | |
512 | ||
513 | static void | |
514 | seed_with_clock(void) | |
515 | { | |
516 | const struct timeval *tv; | |
517 | rb_set_time(); | |
518 | tv = rb_current_time_tv(); | |
519 | srand(tv->tv_sec ^ (tv->tv_usec | (getpid() << 20))); | |
520 | } | |
521 | ||
522 | static void | |
523 | seed_random(void *unused) | |
524 | { | |
525 | unsigned int seed; | |
526 | if(rb_get_random(&seed, sizeof(seed)) == -1) | |
527 | { | |
528 | if(!seed_with_urandom()) | |
529 | seed_with_clock(); | |
530 | return; | |
531 | } | |
532 | srand(seed); | |
533 | } | |
534 | ||
535 | /* | |
536 | * main | |
537 | * | |
538 | * Initializes the IRCd. | |
539 | * | |
540 | * Inputs - number of commandline args, args themselves | |
541 | * Outputs - none | |
542 | * Side Effects - this is where the ircd gets going right now | |
543 | */ | |
544 | int | |
545 | charybdis_main(int argc, char *argv[]) | |
546 | { | |
547 | int fd; | |
548 | ||
549 | #ifndef _WIN32 | |
550 | /* Check to see if the user is running us as root, which is a nono */ | |
551 | if(geteuid() == 0) | |
552 | { | |
553 | fprintf(stderr, "Don't run ircd as root!!!\n"); | |
554 | return -1; | |
555 | } | |
556 | #endif | |
557 | ||
558 | init_sys(); | |
559 | ||
560 | ConfigFileEntry.dpath = DPATH; | |
561 | ConfigFileEntry.configfile = CPATH; /* Server configuration file */ | |
562 | ConfigFileEntry.connect_timeout = 30; /* Default to 30 */ | |
563 | ||
564 | umask(077); /* better safe than sorry --SRB */ | |
565 | ||
566 | myargv = argv; | |
567 | parseargs(&argc, &argv, myopts); | |
568 | ||
569 | if(chdir(ConfigFileEntry.dpath)) | |
570 | { | |
571 | fprintf(stderr, "Unable to chdir to %s: %s\n", ConfigFileEntry.dpath, strerror(errno)); | |
572 | exit(EXIT_FAILURE); | |
573 | } | |
574 | ||
575 | rb_set_time(); | |
576 | ||
577 | /* | |
578 | * Setup corefile size immediately after boot -kre | |
579 | */ | |
580 | setup_corefile(); | |
581 | ||
582 | /* initialise operhash fairly early. */ | |
583 | init_operhash(); | |
584 | ||
585 | memset(&me, 0, sizeof(me)); | |
586 | memset(&meLocalUser, 0, sizeof(meLocalUser)); | |
587 | me.localClient = &meLocalUser; | |
588 | ||
589 | /* Make sure all lists are zeroed */ | |
590 | memset(&unknown_list, 0, sizeof(unknown_list)); | |
591 | memset(&lclient_list, 0, sizeof(lclient_list)); | |
592 | memset(&serv_list, 0, sizeof(serv_list)); | |
593 | memset(&global_serv_list, 0, sizeof(global_serv_list)); | |
594 | memset(&local_oper_list, 0, sizeof(local_oper_list)); | |
595 | memset(&oper_list, 0, sizeof(oper_list)); | |
596 | ||
597 | rb_dlinkAddTail(&me, &me.node, &global_client_list); | |
598 | ||
599 | memset(&Count, 0, sizeof(Count)); | |
600 | memset(&ServerInfo, 0, sizeof(ServerInfo)); | |
601 | memset(&AdminInfo, 0, sizeof(AdminInfo)); | |
602 | memset(&ServerStats, 0, sizeof(struct ServerStatistics)); | |
603 | ||
604 | if(printVersion) | |
605 | { | |
606 | printf("ircd: version %s(%s)\n", ircd_version, serno); | |
607 | #ifdef CUSTOM_BRANDING | |
608 | printf("ircd: based on %s-%s\n", PACKAGE_NAME, PACKAGE_VERSION); | |
609 | #endif | |
610 | printf("ircd: %s\n", rb_lib_version()); | |
611 | exit(EXIT_SUCCESS); | |
612 | } | |
613 | ||
614 | setup_signals(); | |
615 | ||
616 | if (testing_conf) | |
617 | server_state_foreground = true; | |
618 | ||
619 | /* Make sure fd 0, 1 and 2 are in use -- jilles */ | |
620 | do | |
621 | { | |
622 | fd = open("/dev/null", O_RDWR); | |
623 | } while (fd < 2 && fd != -1); | |
624 | if (fd > 2) | |
625 | close(fd); | |
626 | else if (fd == -1) | |
627 | exit(1); | |
628 | ||
629 | /* Check if there is pidfile and daemon already running */ | |
630 | if(!testing_conf) | |
631 | { | |
632 | check_pidfile(pidFileName); | |
633 | ||
634 | if(!server_state_foreground) | |
635 | make_daemon(); | |
636 | inotice("starting %s ...", ircd_version); | |
637 | inotice("%s", rb_lib_version()); | |
638 | } | |
639 | ||
640 | /* Init the event subsystem */ | |
641 | rb_lib_init(ircd_log_cb, ircd_restart_cb, ircd_die_cb, !server_state_foreground, maxconnections, DNODE_HEAP_SIZE, FD_HEAP_SIZE); | |
642 | rb_linebuf_init(LINEBUF_HEAP_SIZE); | |
643 | ||
644 | rb_init_prng(NULL, RB_PRNG_DEFAULT); | |
645 | ||
646 | seed_random(NULL); | |
647 | ||
648 | init_builtin_capabs(); | |
649 | default_server_capabs = CAP_MASK; | |
650 | ||
651 | init_main_logfile(); | |
652 | newconf_init(); | |
653 | init_s_conf(); | |
654 | init_s_newconf(); | |
655 | init_hash(); | |
656 | clear_scache_hash_table(); /* server cache name table */ | |
657 | init_host_hash(); | |
658 | clear_hash_parse(); | |
659 | init_client(); | |
660 | init_hook(); | |
661 | init_channels(); | |
662 | initclass(); | |
663 | whowas_init(); | |
664 | init_reject(); | |
665 | init_cache(); | |
666 | init_monitor(); | |
667 | ||
668 | construct_cflags_strings(); | |
669 | ||
670 | load_all_modules(1); | |
671 | load_core_modules(1); | |
672 | ||
673 | init_auth(); /* Initialise the auth code */ | |
674 | init_authd(); /* Start up authd. */ | |
675 | init_dns(); /* Start up DNS query system */ | |
676 | ||
677 | privilegeset_set_new("default", "", 0); | |
678 | ||
679 | if (testing_conf) | |
680 | fprintf(stderr, "\nBeginning config test\n"); | |
681 | read_conf_files(true); /* cold start init conf files */ | |
682 | ||
683 | mod_add_path(MODULE_DIR); | |
684 | mod_add_path(MODULE_DIR "/autoload"); | |
685 | ||
686 | init_isupport(); | |
687 | ||
688 | init_bandb(); | |
689 | init_ssld(); | |
690 | ||
691 | rehash_bans(0); | |
692 | ||
693 | initialize_server_capabs(); /* Set up default_server_capabs */ | |
694 | initialize_global_set_options(); | |
695 | ||
696 | if(ServerInfo.name == NULL) | |
697 | { | |
698 | ierror("no server name specified in serverinfo block."); | |
699 | return -1; | |
700 | } | |
701 | rb_strlcpy(me.name, ServerInfo.name, sizeof(me.name)); | |
702 | ||
703 | if(ServerInfo.sid[0] == '\0') | |
704 | { | |
705 | ierror("no server sid specified in serverinfo block."); | |
706 | return -2; | |
707 | } | |
708 | strcpy(me.id, ServerInfo.sid); | |
709 | init_uid(); | |
710 | ||
711 | /* serverinfo{} description must exist. If not, error out. */ | |
712 | if(ServerInfo.description == NULL) | |
713 | { | |
714 | ierror("no server description specified in serverinfo block."); | |
715 | return -3; | |
716 | } | |
717 | rb_strlcpy(me.info, ServerInfo.description, sizeof(me.info)); | |
718 | ||
719 | if(ServerInfo.ssl_cert != NULL && ServerInfo.ssl_private_key != NULL) | |
720 | { | |
721 | /* just do the rb_setup_ssl_server to validate the config */ | |
722 | if(!rb_setup_ssl_server(ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params, ServerInfo.ssl_cipher_list)) | |
723 | { | |
724 | ilog(L_MAIN, "WARNING: Unable to setup SSL."); | |
725 | ircd_ssl_ok = false; | |
726 | } | |
727 | else | |
728 | ircd_ssl_ok = true; | |
729 | } | |
730 | ||
731 | if (testing_conf) | |
732 | { | |
733 | fprintf(stderr, "\nConfig testing complete.\n"); | |
734 | fflush(stderr); | |
735 | return 0; /* Why? We want the launcher to exit out. */ | |
736 | } | |
737 | ||
738 | me.from = &me; | |
739 | me.servptr = &me; | |
740 | SetMe(&me); | |
741 | make_server(&me); | |
742 | startup_time = rb_current_time(); | |
743 | add_to_client_hash(me.name, &me); | |
744 | add_to_id_hash(me.id, &me); | |
745 | me.serv->nameinfo = scache_connect(me.name, me.info, 0); | |
746 | ||
747 | rb_dlinkAddAlloc(&me, &global_serv_list); | |
748 | ||
749 | construct_umodebuf(); | |
750 | ||
751 | check_class(); | |
752 | write_pidfile(pidFileName); | |
753 | load_help(); | |
754 | open_logfiles(); | |
755 | ||
756 | ilog(L_MAIN, "Server Ready"); | |
757 | ||
758 | /* We want try_connections to be called as soon as possible now! -- adrian */ | |
759 | /* No, 'cause after a restart it would cause all sorts of nick collides */ | |
760 | /* um. by waiting even longer, that just means we have even *more* | |
761 | * nick collisions. what a stupid idea. set an event for the IO loop --fl | |
762 | */ | |
763 | rb_event_addish("try_connections", try_connections, NULL, STARTUP_CONNECTIONS_TIME); | |
764 | rb_event_addonce("try_connections_startup", try_connections, NULL, 2); | |
765 | rb_event_add("check_rehash", check_rehash, NULL, 3); | |
766 | rb_event_addish("reseed_srand", seed_random, NULL, 300); /* reseed every 10 minutes */ | |
767 | ||
768 | if(splitmode) | |
769 | check_splitmode_ev = rb_event_add("check_splitmode", check_splitmode, NULL, 5); | |
770 | ||
771 | print_startup(getpid()); | |
772 | ||
773 | rb_lib_loop(0); | |
774 | ||
775 | return 0; | |
776 | } |