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Commit | Line | Data |
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212380e3 | 1 | /* |
a6f63a82 | 2 | * Solanum: a slightly advanced ircd |
212380e3 AC |
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 | |
6fce54ff | 7 | * Copyright (C) 2002-2008 ircd-ratbox development team |
adef4da1 | 8 | * Copyright (C) 2005-2013 charybdis development team |
212380e3 AC |
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 | |
212380e3 AC |
24 | */ |
25 | ||
fe037171 | 26 | #include "rb_lib.h" |
212380e3 AC |
27 | #include "stdinc.h" |
28 | #include "setup.h" | |
9b8e9eb3 | 29 | #include "defaults.h" |
212380e3 AC |
30 | #include "ircd.h" |
31 | #include "channel.h" | |
32 | #include "class.h" | |
33 | #include "client.h" | |
212380e3 | 34 | #include "hash.h" |
4562c604 | 35 | #include "match.h" |
212380e3 | 36 | #include "ircd_signal.h" |
212380e3 AC |
37 | #include "msg.h" /* msgtab */ |
38 | #include "hostmask.h" | |
39 | #include "numeric.h" | |
40 | #include "parse.h" | |
212380e3 | 41 | #include "restart.h" |
212380e3 | 42 | #include "s_conf.h" |
4016731b | 43 | #include "logger.h" |
212380e3 AC |
44 | #include "s_serv.h" /* try_connections */ |
45 | #include "s_user.h" | |
46 | #include "s_stats.h" | |
47 | #include "scache.h" | |
48 | #include "send.h" | |
49 | #include "supported.h" | |
50 | #include "whowas.h" | |
51 | #include "modules.h" | |
212380e3 AC |
52 | #include "hook.h" |
53 | #include "ircd_getopt.h" | |
212380e3 | 54 | #include "newconf.h" |
212380e3 | 55 | #include "reject.h" |
212380e3 AC |
56 | #include "s_newconf.h" |
57 | #include "cache.h" | |
58 | #include "monitor.h" | |
212380e3 AC |
59 | #include "patchlevel.h" |
60 | #include "serno.h" | |
c6d72037 | 61 | #include "sslproc.h" |
c53ca1e0 | 62 | #include "wsproc.h" |
efccc22c | 63 | #include "chmode.h" |
39a68b53 | 64 | #include "privilege.h" |
6eebc373 | 65 | #include "bandbi.h" |
64fae260 | 66 | #include "authproc.h" |
b02a913b | 67 | #include "operhash.h" |
212380e3 | 68 | |
df3db5d9 AJ |
69 | static void |
70 | ircd_die_cb(const char *str) __attribute__((noreturn)); | |
71 | ||
8bd5767b | 72 | /* /quote set variables */ |
2af8c7ff | 73 | struct SetOptions GlobalSetOptions; |
8bd5767b JT |
74 | |
75 | /* configuration set from ircd.conf */ | |
76 | struct config_file_entry ConfigFileEntry; | |
77 | /* server info set from ircd.conf */ | |
78 | struct server_info ServerInfo; | |
79 | /* admin info set from ircd.conf */ | |
1aad9782 VY |
80 | struct admin_info AdminInfo; |
81 | ||
8bd5767b | 82 | struct Counter Count; |
47adde3d VY |
83 | struct ServerStatistics ServerStats; |
84 | ||
1aad9782 | 85 | int maxconnections; |
8bd5767b | 86 | struct Client me; /* That's me */ |
1aad9782 VY |
87 | struct LocalUser meLocalUser; /* That's also part of me */ |
88 | ||
3d3d1a95 | 89 | rb_dlink_list global_client_list; |
8bd5767b | 90 | |
3d3d1a95 | 91 | /* unknown/client pointer lists */ |
8bd5767b | 92 | rb_dlink_list unknown_list; /* unknown clients ON this server only */ |
3d3d1a95 | 93 | rb_dlink_list lclient_list; /* local clients only ON this server */ |
8bd5767b JT |
94 | rb_dlink_list serv_list; /* local servers to this server ONLY */ |
95 | rb_dlink_list global_serv_list; /* global servers on the network */ | |
96 | rb_dlink_list local_oper_list; /* our opers, duplicated in lclient_list */ | |
b5b84cad VY |
97 | rb_dlink_list oper_list; /* network opers */ |
98 | ||
5adde7a4 | 99 | char * const *myargv; |
33d43d4f MU |
100 | volatile sig_atomic_t dorehash = false; |
101 | volatile sig_atomic_t dorehashbans = false; | |
102 | volatile sig_atomic_t doremotd = false; | |
f66f0baa | 103 | bool kline_queued = false; |
503727d1 EM |
104 | bool server_state_foreground = false; |
105 | bool opers_see_all_users = false; | |
bfc44622 AC |
106 | bool ircd_ssl_ok = false; |
107 | bool ircd_zlib_ok = true; | |
8bd5767b JT |
108 | |
109 | int testing_conf = 0; | |
cd27d99c | 110 | time_t startup_time; |
8bd5767b | 111 | |
346fba92 | 112 | int default_server_capabs; |
8bd5767b | 113 | |
cd27d99c VY |
114 | int splitmode; |
115 | int splitchecking; | |
116 | int split_users; | |
117 | int split_servers; | |
118 | int eob_count; | |
c6d72037 | 119 | |
4d8cfacd AC |
120 | const char *ircd_paths[IRCD_PATH_COUNT] = { |
121 | [IRCD_PATH_PREFIX] = DPATH, | |
122 | [IRCD_PATH_MODULES] = MODPATH, | |
123 | [IRCD_PATH_AUTOLOAD_MODULES] = AUTOMODPATH, | |
124 | [IRCD_PATH_ETC] = ETCPATH, | |
125 | [IRCD_PATH_LOG] = LOGPATH, | |
126 | [IRCD_PATH_USERHELP] = UHPATH, | |
127 | [IRCD_PATH_OPERHELP] = HPATH, | |
128 | [IRCD_PATH_IRCD_EXEC] = SPATH, | |
129 | [IRCD_PATH_IRCD_CONF] = CPATH, | |
130 | [IRCD_PATH_IRCD_MOTD] = MPATH, | |
131 | [IRCD_PATH_IRCD_LOG] = LPATH, | |
132 | [IRCD_PATH_IRCD_PID] = PPATH, | |
133 | [IRCD_PATH_IRCD_OMOTD] = OPATH, | |
134 | [IRCD_PATH_BANDB] = DBPATH, | |
135 | [IRCD_PATH_BIN] = BINPATH, | |
136 | [IRCD_PATH_LIBEXEC] = PKGLIBEXECDIR, | |
137 | }; | |
138 | ||
e0e0c415 AC |
139 | const char *ircd_pathnames[IRCD_PATH_COUNT] = { |
140 | [IRCD_PATH_PREFIX] = "prefix", | |
141 | [IRCD_PATH_MODULES] = "modules", | |
142 | [IRCD_PATH_AUTOLOAD_MODULES] = "autoload modules", | |
143 | [IRCD_PATH_ETC] = "config", | |
144 | [IRCD_PATH_LOG] = "log", | |
145 | [IRCD_PATH_USERHELP] = "user help", | |
146 | [IRCD_PATH_OPERHELP] = "oper help", | |
147 | [IRCD_PATH_IRCD_EXEC] = "ircd binary", | |
148 | [IRCD_PATH_IRCD_CONF] = "ircd.conf", | |
149 | [IRCD_PATH_IRCD_MOTD] = "ircd.motd", | |
150 | [IRCD_PATH_IRCD_LOG] = "ircd.log", | |
151 | [IRCD_PATH_IRCD_PID] = "ircd.pid", | |
152 | [IRCD_PATH_IRCD_OMOTD] = "oper motd", | |
153 | [IRCD_PATH_BANDB] = "bandb", | |
154 | [IRCD_PATH_BIN] = "binary dir", | |
155 | [IRCD_PATH_LIBEXEC] = "libexec dir", | |
156 | }; | |
157 | ||
2f545aad AC |
158 | const char *logFileName = NULL; |
159 | const char *pidFileName = NULL; | |
4d8cfacd | 160 | |
fd5af3d0 VY |
161 | void |
162 | ircd_shutdown(const char *reason) | |
163 | { | |
164 | struct Client *target_p; | |
165 | rb_dlink_node *ptr; | |
166 | ||
167 | RB_DLINK_FOREACH(ptr, lclient_list.head) | |
168 | { | |
169 | target_p = ptr->data; | |
170 | ||
171 | sendto_one(target_p, ":%s NOTICE %s :Server Terminating. %s", | |
172 | me.name, target_p->name, reason); | |
173 | } | |
174 | ||
175 | RB_DLINK_FOREACH(ptr, serv_list.head) | |
176 | { | |
177 | target_p = ptr->data; | |
178 | ||
179 | sendto_one(target_p, ":%s ERROR :Terminated by %s", | |
180 | me.name, reason); | |
181 | } | |
182 | ||
183 | ilog(L_MAIN, "Server Terminating. %s", reason); | |
ea82a3ca | 184 | close_logfiles(); |
fd5af3d0 VY |
185 | |
186 | unlink(pidFileName); | |
187 | exit(0); | |
188 | } | |
189 | ||
212380e3 AC |
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 | { | |
8f0c3422 | 200 | #if defined(RLIMIT_NOFILE) && defined(HAVE_SYS_RESOURCE_H) |
8bd5767b JT |
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"); | |
a6f63a82 | 209 | fprintf(stderr, "ERROR: solanum reserves %d FDs, shell limits must be above this\n", MAX_BUFFER); |
8bd5767b JT |
210 | exit(EXIT_FAILURE); |
211 | } | |
212 | return; | |
213 | } | |
214 | #endif /* RLIMIT_FD_MAX */ | |
101db4c4 | 215 | maxconnections = MAXCONNECTIONS; |
212380e3 AC |
216 | } |
217 | ||
218 | static int | |
219 | make_daemon(void) | |
220 | { | |
0c433865 AJ |
221 | int pid, nullfd, fdx; |
222 | ||
223 | /* The below is approximately what daemon(1, 0) does, but | |
224 | we need control over the parent after forking to print | |
225 | the startup message -- Aaron */ | |
212380e3 | 226 | |
0c23c0b1 AJ |
227 | if((nullfd = open("/dev/null", O_RDWR)) < 0) |
228 | { | |
229 | perror("open /dev/null"); | |
230 | exit(EXIT_FAILURE); | |
231 | } | |
232 | ||
212380e3 AC |
233 | if((pid = fork()) < 0) |
234 | { | |
235 | perror("fork"); | |
236 | exit(EXIT_FAILURE); | |
237 | } | |
238 | else if(pid > 0) | |
239 | { | |
0c433865 AJ |
240 | inotice("now running in background mode from %s as pid %d ...", |
241 | ConfigFileEntry.dpath, pid); | |
242 | ||
243 | exit(EXIT_SUCCESS); | |
212380e3 AC |
244 | } |
245 | ||
0c433865 AJ |
246 | for(fdx = 0; fdx <= 2; fdx++) |
247 | if (fdx != nullfd) | |
248 | (void) dup2(nullfd, fdx); | |
249 | ||
250 | if(nullfd > 2) | |
251 | (void) close(nullfd); | |
252 | ||
253 | (void) setsid(); | |
254 | ||
212380e3 AC |
255 | return 0; |
256 | } | |
257 | ||
258 | static int printVersion = 0; | |
259 | ||
260 | struct lgetopt myopts[] = { | |
212380e3 AC |
261 | {"configfile", &ConfigFileEntry.configfile, |
262 | STRING, "File to use for ircd.conf"}, | |
212380e3 AC |
263 | {"logfile", &logFileName, |
264 | STRING, "File to use for ircd.log"}, | |
265 | {"pidfile", &pidFileName, | |
266 | STRING, "File to use for process ID"}, | |
267 | {"foreground", &server_state_foreground, | |
268 | YESNO, "Run in foreground (don't detach)"}, | |
269 | {"version", &printVersion, | |
270 | YESNO, "Print version and exit"}, | |
271 | {"conftest", &testing_conf, | |
272 | YESNO, "Test the configuration files and exit"}, | |
273 | {"help", NULL, USAGE, "Print this text"}, | |
274 | {NULL, NULL, STRING, NULL}, | |
275 | }; | |
276 | ||
212380e3 AC |
277 | static void |
278 | check_rehash(void *unused) | |
279 | { | |
280 | /* | |
281 | * Check to see whether we have to rehash the configuration .. | |
282 | */ | |
283 | if(dorehash) | |
284 | { | |
ab31d2b0 | 285 | rehash(true); |
1b916de5 | 286 | dorehash = false; |
212380e3 AC |
287 | } |
288 | ||
289 | if(dorehashbans) | |
290 | { | |
ab31d2b0 | 291 | rehash_bans(); |
1b916de5 | 292 | dorehashbans = false; |
212380e3 AC |
293 | } |
294 | ||
295 | if(doremotd) | |
296 | { | |
a9227555 | 297 | sendto_realops_snomask(SNO_GENERAL, L_NETWIDE, |
212380e3 | 298 | "Got signal SIGUSR1, reloading ircd motd file"); |
041d54ff | 299 | cache_user_motd(); |
1b916de5 | 300 | doremotd = false; |
212380e3 AC |
301 | } |
302 | } | |
303 | ||
212380e3 AC |
304 | /* |
305 | * initalialize_global_set_options | |
306 | * | |
307 | * inputs - none | |
308 | * output - none | |
55abcbb2 | 309 | * side effects - This sets all global set options needed |
212380e3 AC |
310 | */ |
311 | static void | |
312 | initialize_global_set_options(void) | |
313 | { | |
314 | memset(&GlobalSetOptions, 0, sizeof(GlobalSetOptions)); | |
315 | /* memset( &ConfigFileEntry, 0, sizeof(ConfigFileEntry)); */ | |
316 | ||
8bd5767b JT |
317 | GlobalSetOptions.maxclients = ServerInfo.default_max_clients; |
318 | ||
319 | if(GlobalSetOptions.maxclients > (maxconnections - MAX_BUFFER) || (GlobalSetOptions.maxclients <= 0)) | |
101db4c4 VY |
320 | GlobalSetOptions.maxclients = maxconnections - MAX_BUFFER; |
321 | ||
212380e3 AC |
322 | GlobalSetOptions.autoconn = 1; |
323 | ||
324 | GlobalSetOptions.spam_time = MIN_JOIN_LEAVE_TIME; | |
325 | GlobalSetOptions.spam_num = MAX_JOIN_LEAVE_COUNT; | |
326 | ||
7f3382fe | 327 | GlobalSetOptions.floodcount = ConfigFileEntry.default_floodcount; |
212380e3 AC |
328 | |
329 | split_servers = ConfigChannel.default_split_server_count; | |
330 | split_users = ConfigChannel.default_split_user_count; | |
331 | ||
332 | if(split_users && split_servers | |
333 | && (ConfigChannel.no_create_on_split || ConfigChannel.no_join_on_split)) | |
334 | { | |
335 | splitmode = 1; | |
336 | splitchecking = 1; | |
337 | } | |
338 | ||
7f3382fe | 339 | GlobalSetOptions.ident_timeout = ConfigFileEntry.default_ident_timeout; |
212380e3 | 340 | |
f427c8b0 | 341 | rb_strlcpy(GlobalSetOptions.operstring, |
212380e3 AC |
342 | ConfigFileEntry.default_operstring, |
343 | sizeof(GlobalSetOptions.operstring)); | |
f427c8b0 | 344 | rb_strlcpy(GlobalSetOptions.adminstring, |
212380e3 AC |
345 | ConfigFileEntry.default_adminstring, |
346 | sizeof(GlobalSetOptions.adminstring)); | |
347 | ||
348 | /* memset( &ConfigChannel, 0, sizeof(ConfigChannel)); */ | |
349 | ||
350 | /* End of global set options */ | |
351 | ||
352 | } | |
353 | ||
212380e3 AC |
354 | /* |
355 | * write_pidfile | |
356 | * | |
357 | * inputs - filename+path of pid file | |
358 | * output - none | |
359 | * side effects - write the pid of the ircd to filename | |
360 | */ | |
361 | static void | |
362 | write_pidfile(const char *filename) | |
363 | { | |
364 | FILE *fb; | |
365 | char buff[32]; | |
366 | if((fb = fopen(filename, "w"))) | |
367 | { | |
368 | unsigned int pid = (unsigned int) getpid(); | |
369 | ||
5203cba5 | 370 | snprintf(buff, sizeof(buff), "%u\n", pid); |
212380e3 AC |
371 | if((fputs(buff, fb) == -1)) |
372 | { | |
373 | ilog(L_MAIN, "Error writing %u to pid file %s (%s)", | |
374 | pid, filename, strerror(errno)); | |
375 | } | |
376 | fclose(fb); | |
377 | return; | |
378 | } | |
379 | else | |
380 | { | |
381 | ilog(L_MAIN, "Error opening pid file %s", filename); | |
382 | } | |
383 | } | |
384 | ||
385 | /* | |
386 | * check_pidfile | |
387 | * | |
388 | * inputs - filename+path of pid file | |
389 | * output - none | |
390 | * side effects - reads pid from pidfile and checks if ircd is in process | |
391 | * list. if it is, gracefully exits | |
392 | * -kre | |
393 | */ | |
394 | static void | |
395 | check_pidfile(const char *filename) | |
396 | { | |
397 | FILE *fb; | |
398 | char buff[32]; | |
399 | pid_t pidfromfile; | |
400 | ||
401 | /* Don't do logging here, since we don't have log() initialised */ | |
402 | if((fb = fopen(filename, "r"))) | |
403 | { | |
404 | if(fgets(buff, 20, fb) != NULL) | |
405 | { | |
406 | pidfromfile = atoi(buff); | |
538d2089 | 407 | if(!rb_kill(pidfromfile, 0)) |
212380e3 AC |
408 | { |
409 | printf("ircd: daemon is already running\n"); | |
410 | exit(-1); | |
411 | } | |
412 | } | |
413 | fclose(fb); | |
414 | } | |
415 | } | |
416 | ||
417 | /* | |
418 | * setup_corefile | |
419 | * | |
420 | * inputs - nothing | |
421 | * output - nothing | |
422 | * side effects - setups corefile to system limits. | |
423 | * -kre | |
424 | */ | |
425 | static void | |
426 | setup_corefile(void) | |
427 | { | |
428 | #ifdef HAVE_SYS_RESOURCE_H | |
429 | struct rlimit rlim; /* resource limits */ | |
430 | ||
431 | /* Set corefilesize to maximum */ | |
432 | if(!getrlimit(RLIMIT_CORE, &rlim)) | |
433 | { | |
434 | rlim.rlim_cur = rlim.rlim_max; | |
435 | setrlimit(RLIMIT_CORE, &rlim); | |
436 | } | |
437 | #endif | |
438 | } | |
439 | ||
6fce54ff VY |
440 | static void |
441 | ircd_log_cb(const char *str) | |
442 | { | |
fe037171 | 443 | ilog(L_MAIN, "librb reports: %s", str); |
6fce54ff VY |
444 | } |
445 | ||
446 | static void | |
447 | ircd_restart_cb(const char *str) | |
448 | { | |
fe037171 | 449 | inotice("librb has called the restart callback: %s", str); |
6fce54ff VY |
450 | restart(str); |
451 | } | |
452 | ||
453 | /* | |
454 | * Why EXIT_FAILURE here? | |
455 | * Because if ircd_die_cb() is called it's because of a fatal | |
a6f63a82 | 456 | * error inside libsolanum, and we don't know how to handle the |
6fce54ff VY |
457 | * exception, so it is logical to return a FAILURE exit code here. |
458 | * --nenolod | |
459 | */ | |
460 | static void | |
461 | ircd_die_cb(const char *str) | |
462 | { | |
463 | if(str != NULL) | |
464 | { | |
465 | /* Try to get the message out to currently logged in operators. */ | |
fe037171 EM |
466 | sendto_realops_snomask(SNO_GENERAL, L_NETWIDE, "librb has called the die callback..aborting: %s", str); |
467 | inotice("librb has called the die callback..aborting: %s", str); | |
6fce54ff | 468 | } |
6643434b | 469 | else |
fe037171 | 470 | inotice("librb has called the die callback..aborting"); |
6fce54ff VY |
471 | |
472 | unlink(pidFileName); | |
473 | exit(EXIT_FAILURE); | |
474 | } | |
475 | ||
fa832850 AC |
476 | struct ev_entry *check_splitmode_ev = NULL; |
477 | ||
d80645d0 VY |
478 | static int |
479 | seed_with_urandom(void) | |
480 | { | |
481 | unsigned int seed; | |
482 | int fd; | |
483 | ||
484 | fd = open("/dev/urandom", O_RDONLY); | |
485 | if(fd >= 0) | |
486 | { | |
487 | if(read(fd, &seed, sizeof(seed)) == sizeof(seed)) | |
488 | { | |
489 | close(fd); | |
490 | srand(seed); | |
491 | return 1; | |
492 | } | |
5457b102 | 493 | close(fd); |
d80645d0 VY |
494 | } |
495 | return 0; | |
496 | } | |
497 | ||
498 | static void | |
499 | seed_with_clock(void) | |
500 | { | |
55abcbb2 | 501 | const struct timeval *tv; |
d80645d0 VY |
502 | rb_set_time(); |
503 | tv = rb_current_time_tv(); | |
504 | srand(tv->tv_sec ^ (tv->tv_usec | (getpid() << 20))); | |
505 | } | |
506 | ||
507 | static void | |
508 | seed_random(void *unused) | |
509 | { | |
510 | unsigned int seed; | |
511 | if(rb_get_random(&seed, sizeof(seed)) == -1) | |
512 | { | |
513 | if(!seed_with_urandom()) | |
514 | seed_with_clock(); | |
515 | return; | |
516 | } | |
517 | srand(seed); | |
518 | } | |
519 | ||
212380e3 AC |
520 | /* |
521 | * main | |
522 | * | |
523 | * Initializes the IRCd. | |
524 | * | |
525 | * Inputs - number of commandline args, args themselves | |
526 | * Outputs - none | |
527 | * Side Effects - this is where the ircd gets going right now | |
528 | */ | |
529 | int | |
a6f63a82 | 530 | solanum_main(int argc, char * const argv[]) |
212380e3 AC |
531 | { |
532 | int fd; | |
533 | ||
534 | /* Check to see if the user is running us as root, which is a nono */ | |
535 | if(geteuid() == 0) | |
536 | { | |
537 | fprintf(stderr, "Don't run ircd as root!!!\n"); | |
538 | return -1; | |
539 | } | |
adc7be98 | 540 | |
2f545aad AC |
541 | logFileName = ircd_paths[IRCD_PATH_IRCD_LOG]; |
542 | pidFileName = ircd_paths[IRCD_PATH_IRCD_PID]; | |
543 | ||
4d8cfacd AC |
544 | ConfigFileEntry.dpath = ircd_paths[IRCD_PATH_PREFIX]; |
545 | ConfigFileEntry.configfile = ircd_paths[IRCD_PATH_IRCD_CONF]; /* Server configuration file */ | |
befa24c8 | 546 | ConfigFileEntry.connect_timeout = 30; /* Default to 30 */ |
346fba92 | 547 | |
d6c17e5d AC |
548 | init_sys(); |
549 | ||
befa24c8 | 550 | umask(077); /* better safe than sorry --SRB */ |
adc7be98 VY |
551 | |
552 | myargv = argv; | |
553 | parseargs(&argc, &argv, myopts); | |
554 | ||
555 | if(chdir(ConfigFileEntry.dpath)) | |
556 | { | |
557 | fprintf(stderr, "Unable to chdir to %s: %s\n", ConfigFileEntry.dpath, strerror(errno)); | |
558 | exit(EXIT_FAILURE); | |
559 | } | |
560 | ||
3d3d1a95 VY |
561 | rb_set_time(); |
562 | ||
212380e3 AC |
563 | /* |
564 | * Setup corefile size immediately after boot -kre | |
565 | */ | |
566 | setup_corefile(); | |
567 | ||
b02a913b AC |
568 | /* initialise operhash fairly early. */ |
569 | init_operhash(); | |
570 | ||
212380e3 AC |
571 | memset(&me, 0, sizeof(me)); |
572 | memset(&meLocalUser, 0, sizeof(meLocalUser)); | |
573 | me.localClient = &meLocalUser; | |
574 | ||
575 | /* Make sure all lists are zeroed */ | |
e89a399f | 576 | memset(&global_client_list, 0, sizeof(global_client_list)); |
212380e3 AC |
577 | memset(&unknown_list, 0, sizeof(unknown_list)); |
578 | memset(&lclient_list, 0, sizeof(lclient_list)); | |
579 | memset(&serv_list, 0, sizeof(serv_list)); | |
580 | memset(&global_serv_list, 0, sizeof(global_serv_list)); | |
581 | memset(&local_oper_list, 0, sizeof(local_oper_list)); | |
582 | memset(&oper_list, 0, sizeof(oper_list)); | |
583 | ||
330fc5c1 | 584 | rb_dlinkAddTail(&me, &me.node, &global_client_list); |
212380e3 | 585 | |
2af8c7ff VY |
586 | memset(&Count, 0, sizeof(Count)); |
587 | memset(&ServerInfo, 0, sizeof(ServerInfo)); | |
588 | memset(&AdminInfo, 0, sizeof(AdminInfo)); | |
589 | memset(&ServerStats, 0, sizeof(struct ServerStatistics)); | |
212380e3 | 590 | |
212380e3 AC |
591 | if(printVersion) |
592 | { | |
b3803848 | 593 | printf("ircd: version %s(%s)\n", ircd_version, serno); |
8bd1c8a1 AC |
594 | #ifdef CUSTOM_BRANDING |
595 | printf("ircd: based on %s-%s\n", PACKAGE_NAME, PACKAGE_VERSION); | |
596 | #endif | |
d2b6b9f3 | 597 | printf("ircd: %s\n", rb_lib_version()); |
212380e3 AC |
598 | exit(EXIT_SUCCESS); |
599 | } | |
600 | ||
212380e3 AC |
601 | setup_signals(); |
602 | ||
212380e3 | 603 | if (testing_conf) |
503727d1 | 604 | server_state_foreground = true; |
212380e3 | 605 | |
ef24ede3 AJ |
606 | /* Make sure fd 0, 1 and 2 are in use -- jilles */ |
607 | do | |
608 | { | |
609 | fd = open("/dev/null", O_RDWR); | |
610 | } while (fd < 2 && fd != -1); | |
611 | if (fd > 2) | |
612 | close(fd); | |
613 | else if (fd == -1) | |
614 | exit(1); | |
ef24ede3 | 615 | |
212380e3 AC |
616 | /* Check if there is pidfile and daemon already running */ |
617 | if(!testing_conf) | |
618 | { | |
619 | check_pidfile(pidFileName); | |
f4e9d915 | 620 | |
0942c1fc AJ |
621 | inotice("starting %s ...", ircd_version); |
622 | inotice("%s", rb_lib_version()); | |
623 | ||
f4e9d915 AJ |
624 | if(!server_state_foreground) |
625 | make_daemon(); | |
212380e3 AC |
626 | } |
627 | ||
628 | /* Init the event subsystem */ | |
0edb29fa | 629 | rb_lib_init(ircd_log_cb, ircd_restart_cb, ircd_die_cb, !server_state_foreground, maxconnections, DNODE_HEAP_SIZE, FD_HEAP_SIZE); |
150f35f7 | 630 | rb_linebuf_init(LINEBUF_HEAP_SIZE); |
212380e3 | 631 | |
e861902f | 632 | rb_init_prng(NULL, RB_PRNG_DEFAULT); |
37cd159e | 633 | |
e1db84d8 VY |
634 | seed_random(NULL); |
635 | ||
346fba92 AC |
636 | init_builtin_capabs(); |
637 | default_server_capabs = CAP_MASK; | |
638 | ||
212380e3 | 639 | init_main_logfile(); |
212380e3 AC |
640 | newconf_init(); |
641 | init_s_conf(); | |
642 | init_s_newconf(); | |
643 | init_hash(); | |
644 | clear_scache_hash_table(); /* server cache name table */ | |
645 | init_host_hash(); | |
646 | clear_hash_parse(); | |
647 | init_client(); | |
212380e3 AC |
648 | init_hook(); |
649 | init_channels(); | |
650 | initclass(); | |
b47f8a4f | 651 | whowas_init(); |
212380e3 AC |
652 | init_reject(); |
653 | init_cache(); | |
654 | init_monitor(); | |
030cdce7 | 655 | |
19716b9f | 656 | construct_cflags_strings(); |
030cdce7 | 657 | |
6d063f05 | 658 | init_authd(); /* Start up authd. */ |
068c6c4a | 659 | init_dns(); /* Start up DNS query system */ |
92dad483 | 660 | init_modules(); /* Start up modules system */ |
8a26cd19 | 661 | |
39a68b53 | 662 | privilegeset_set_new("default", "", 0); |
212380e3 AC |
663 | |
664 | if (testing_conf) | |
665 | fprintf(stderr, "\nBeginning config test\n"); | |
ea111ea5 | 666 | read_conf_files(true); /* cold start init conf files */ |
212380e3 | 667 | |
a19097ba EM |
668 | load_all_modules(1); |
669 | load_core_modules(1); | |
212380e3 | 670 | |
b583faf9 AC |
671 | init_isupport(); |
672 | ||
6eebc373 | 673 | init_bandb(); |
c6d72037 | 674 | init_ssld(); |
c53ca1e0 | 675 | init_wsockd(); |
c6d72037 | 676 | |
ab31d2b0 | 677 | rehash_bans(); |
80c9ac51 | 678 | |
212380e3 AC |
679 | initialize_global_set_options(); |
680 | ||
681 | if(ServerInfo.name == NULL) | |
682 | { | |
683 | ierror("no server name specified in serverinfo block."); | |
684 | return -1; | |
685 | } | |
f427c8b0 | 686 | rb_strlcpy(me.name, ServerInfo.name, sizeof(me.name)); |
212380e3 AC |
687 | |
688 | if(ServerInfo.sid[0] == '\0') | |
689 | { | |
690 | ierror("no server sid specified in serverinfo block."); | |
691 | return -2; | |
692 | } | |
0982871a | 693 | rb_strlcpy(me.id, ServerInfo.sid, sizeof(me.id)); |
212380e3 AC |
694 | init_uid(); |
695 | ||
696 | /* serverinfo{} description must exist. If not, error out. */ | |
697 | if(ServerInfo.description == NULL) | |
698 | { | |
699 | ierror("no server description specified in serverinfo block."); | |
700 | return -3; | |
701 | } | |
f427c8b0 | 702 | rb_strlcpy(me.info, ServerInfo.description, sizeof(me.info)); |
212380e3 | 703 | |
f5960b83 | 704 | if(ServerInfo.ssl_cert != NULL) |
8bd5767b JT |
705 | { |
706 | /* just do the rb_setup_ssl_server to validate the config */ | |
c1725bda | 707 | if(!rb_setup_ssl_server(ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params, ServerInfo.ssl_cipher_list)) |
8bd5767b JT |
708 | { |
709 | ilog(L_MAIN, "WARNING: Unable to setup SSL."); | |
bfc44622 | 710 | ircd_ssl_ok = false; |
8bd5767b JT |
711 | } |
712 | else | |
bfc44622 | 713 | ircd_ssl_ok = true; |
c6d72037 VY |
714 | } |
715 | ||
212380e3 AC |
716 | me.from = &me; |
717 | me.servptr = &me; | |
718 | SetMe(&me); | |
719 | make_server(&me); | |
e3354945 | 720 | startup_time = rb_current_time(); |
212380e3 AC |
721 | add_to_client_hash(me.name, &me); |
722 | add_to_id_hash(me.id, &me); | |
994544c2 | 723 | me.serv->nameinfo = scache_connect(me.name, me.info, 0); |
212380e3 | 724 | |
330fc5c1 | 725 | rb_dlinkAddAlloc(&me, &global_serv_list); |
212380e3 AC |
726 | |
727 | construct_umodebuf(); | |
728 | ||
d2b5f411 SA |
729 | if (testing_conf) |
730 | { | |
731 | fprintf(stderr, "\nConfig testing complete.\n"); | |
732 | fflush(stderr); | |
733 | return 0; /* Why? We want the launcher to exit out. */ | |
734 | } | |
735 | ||
212380e3 | 736 | check_class(); |
f4e9d915 | 737 | write_pidfile(pidFileName); |
212380e3 AC |
738 | load_help(); |
739 | open_logfiles(); | |
740 | ||
50808796 EM |
741 | configure_authd(); |
742 | ||
212380e3 AC |
743 | ilog(L_MAIN, "Server Ready"); |
744 | ||
212380e3 AC |
745 | /* We want try_connections to be called as soon as possible now! -- adrian */ |
746 | /* No, 'cause after a restart it would cause all sorts of nick collides */ | |
747 | /* um. by waiting even longer, that just means we have even *more* | |
748 | * nick collisions. what a stupid idea. set an event for the IO loop --fl | |
749 | */ | |
12aea5fe | 750 | rb_event_addish("try_connections", try_connections, NULL, STARTUP_CONNECTIONS_TIME); |
36645728 VY |
751 | rb_event_addonce("try_connections_startup", try_connections, NULL, 2); |
752 | rb_event_add("check_rehash", check_rehash, NULL, 3); | |
d80645d0 | 753 | rb_event_addish("reseed_srand", seed_random, NULL, 300); /* reseed every 10 minutes */ |
212380e3 | 754 | |
212380e3 | 755 | if(splitmode) |
36645728 | 756 | check_splitmode_ev = rb_event_add("check_splitmode", check_splitmode, NULL, 5); |
212380e3 | 757 | |
0c433865 AJ |
758 | if(server_state_foreground) |
759 | inotice("now running in foreground mode from %s as pid %d ...", | |
760 | ConfigFileEntry.dpath, getpid()); | |
212380e3 | 761 | |
39944e1f | 762 | rb_lib_loop(0); |
212380e3 AC |
763 | |
764 | return 0; | |
765 | } |