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Comparing:
ircd-hybrid-8/src/ircd.c (file contents), Revision 1309 by michael, Sun Mar 25 11:24:18 2012 UTC vs.
ircd-hybrid/branches/8.2.x/src/ircd.c (file contents), Revision 3725 by michael, Sat May 31 16:29:38 2014 UTC

#	Line 1 | Line 1
1		/*
2	<	*  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3	<	*  ircd.c: Starts up and runs the ircd.
2	>	*  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3		*
4	<	*  Copyright (C) 2002 by the past and present ircd coders, and others.
4	>	*  Copyright (c) 1997-2014 ircd-hybrid development team
5		*
6		*  This program is free software; you can redistribute it and/or modify
7		*  it under the terms of the GNU General Public License as published by
#	Line 18 | Line 17
17		*  along with this program; if not, write to the Free Software
18		*  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
19		*  USA
20	<	*
21	<	*  $Id$
20	>	*/
21	>
22	>	/*! \file ircd.c
23	>	* \brief Starts up and runs the ircd.
24	>	* \version $Id$
25		*/
26
27		#include "stdinc.h"
28	<	#include "s_user.h"
28	>	#include "user.h"
29		#include "list.h"
30		#include "ircd.h"
31		#include "channel.h"
30	–	#include "channel_mode.h"
32		#include "client.h"
33		#include "event.h"
34		#include "fdlist.h"
35		#include "hash.h"
36		#include "irc_string.h"
37		#include "ircd_signal.h"
38	<	#include "s_gline.h"
38	>	#include "gline.h"
39		#include "motd.h"
40	+	#include "conf.h"
41		#include "hostmask.h"
40	–	#include "numeric.h"
41	–	#include "packet.h"
42		#include "parse.h"
43	<	#include "irc_res.h"
43	>	#include "res.h"
44		#include "restart.h"
45		#include "rng_mt.h"
46	<	#include "s_auth.h"
46	>	#include "auth.h"
47		#include "s_bsd.h"
48	–	#include "conf.h"
48		#include "log.h"
49	<	#include "s_misc.h"
51	<	#include "s_serv.h"      /* try_connections */
49	>	#include "server.h"      /* try_connections */
50		#include "send.h"
51		#include "whowas.h"
52		#include "modules.h"
53		#include "memory.h"
54	<	#include "hook.h"
54	>	#include "mempool.h"
55		#include "ircd_getopt.h"
58	–	#include "balloc.h"
59	–	#include "motd.h"
56		#include "supported.h"
57		#include "watch.h"
58	+	#include "conf_db.h"
59	+	#include "conf_class.h"
60
61
62	+	#ifdef HAVE_LIBGEOIP
63	+	GeoIP *geoip_ctx;
64	+	#endif
65	+
66		/* /quote set variables */
67		struct SetOptions GlobalSetOptions;
68	<
69	<	/* configuration set from ircd.conf */
68	<	struct config_file_entry ConfigFileEntry;
69	<	/* server info set from ircd.conf */
70	<	struct server_info ServerInfo;
71	<	/* admin info set from ircd.conf */
72	<	struct admin_info AdminInfo = { NULL, NULL, NULL };
73	<	struct Counter Count = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
74	<	struct ServerState_t server_state = { 0 };
75	<	struct logging_entry ConfigLoggingEntry = { 1, 1 };
68	>	struct Counter Count;
69	>	struct ServerState_t server_state;
70		struct ServerStatistics ServerStats;
71		struct timeval SystemTime;
72		struct Client me;             /* That's me */
#	Line 82 | Line 76 | const char *logFileName = LPATH;
76		const char *pidFileName = PPATH;
77
78		char **myargv;
85	–	char ircd_platform[PLATFORMLEN];
79
80		int dorehash = 0;
81		int doremotd = 0;
#	Line 115 | Line 108 | int rehashed_klines = 0;
108		static void
109		print_startup(int pid)
110		{
111	<	printf("ircd: version %s\n", ircd_version);
111	>	printf("ircd: version %s(%s)\n", ircd_version, serno);
112		printf("ircd: pid %d\n", pid);
113		printf("ircd: running in %s mode from %s\n", !server_state.foreground ? "background"
114		: "foreground", ConfigFileEntry.dpath);
#	Line 142 | Line 135 | make_daemon(void)
135
136		static int printVersion = 0;
137
138	<	struct lgetopt myopts[] = {
139	<	{"dlinefile",  &ConfigFileEntry.dlinefile,
140	<	STRING, "File to use for dline.conf"},
148	<	{"configfile", &ConfigFileEntry.configfile,
138	>	static struct lgetopt myopts[] =
139	>	{
140	>	{"configfile", &ConfigFileEntry.configfile,
141		STRING, "File to use for ircd.conf"},
142	<	{"klinefile",  &ConfigFileEntry.klinefile,
143	<	STRING, "File to use for kline.conf"},
144	<	{"xlinefile",  &ConfigFileEntry.xlinefile,
145	<	STRING, "File to use for xline.conf"},
146	<	{"logfile",    &logFileName,
142	>	{"glinefile",  &ConfigFileEntry.glinefile,
143	>	STRING, "File to use for gline database"},
144	>	{"klinefile",  &ConfigFileEntry.klinefile,
145	>	STRING, "File to use for kline database"},
146	>	{"dlinefile",  &ConfigFileEntry.dlinefile,
147	>	STRING, "File to use for dline database"},
148	>	{"xlinefile",  &ConfigFileEntry.xlinefile,
149	>	STRING, "File to use for xline database"},
150	>	{"resvfile",  &ConfigFileEntry.resvfile,
151	>	STRING, "File to use for resv database"},
152	>	{"logfile",    &logFileName,
153		STRING, "File to use for ircd.log"},
154		{"pidfile",    &pidFileName,
155		STRING, "File to use for process ID"},
156	<	{"foreground", &server_state.foreground,
156	>	{"foreground", &server_state.foreground,
157		YESNO, "Run in foreground (don't detach)"},
158	<	{"version",    &printVersion,
158	>	{"version",    &printVersion,
159		YESNO, "Print version and exit"},
160		{"help", NULL, USAGE, "Print this text"},
161		{NULL, NULL, STRING, NULL},
#	Line 166 | Line 164 | struct lgetopt myopts[] = {
164		void
165		set_time(void)
166		{
167	<	static char to_send[200];
170	<	struct timeval newtime;
171	<	newtime.tv_sec  = 0;
172	<	newtime.tv_usec = 0;
167	>	struct timeval newtime = { .tv_sec = 0, .tv_usec = 0 };
168
169		if (gettimeofday(&newtime, NULL) == -1)
170		{
171		ilog(LOG_TYPE_IRCD, "Clock Failure (%s), TS can be corrupted",
172		strerror(errno));
173	<	sendto_realops_flags(UMODE_ALL, L_ALL,
173	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
174		"Clock Failure (%s), TS can be corrupted",
175		strerror(errno));
176	<	restart("Clock Failure");
176	>	server_die("Clock Failure", 1);
177		}
178
179		if (newtime.tv_sec < CurrentTime)
180		{
181	<	snprintf(to_send, sizeof(to_send),
182	<	"System clock is running backwards - (%lu < %lu)",
183	<	(unsigned long)newtime.tv_sec, (unsigned long)CurrentTime);
184	<	report_error(L_ALL, to_send, me.name, 0);
181	>	ilog(LOG_TYPE_IRCD, "System clock is running backwards - (%lu < %lu)",
182	>	(unsigned long)newtime.tv_sec, (unsigned long)CurrentTime);
183	>	sendto_realops_flags(UMODE_DEBUG, L_ALL, SEND_NOTICE,
184	>	"System clock is running backwards - (%lu < %lu)",
185	>	(unsigned long)newtime.tv_sec,
186	>	(unsigned long)CurrentTime);
187		set_back_events(CurrentTime - newtime.tv_sec);
188		}
189
#	Line 197 | Line 194 | set_time(void)
194		static void
195		io_loop(void)
196		{
197	<	while (1 == 1)
197	>	while (1)
198		{
199		/*
200		* Maybe we want a flags word?
201	<	* ie. if (REHASHED_KLINES(global_flags))
201	>	* ie. if (REHASHED_KLINES(global_flags))
202		* SET_REHASHED_KLINES(global_flags)
203		* CLEAR_REHASHED_KLINES(global_flags)
204		*
#	Line 217 | Line 214 | io_loop(void)
214		{
215		dlink_node *ptr = NULL, *ptr_next = NULL;
216		DLINK_FOREACH_SAFE(ptr, ptr_next, listing_client_list.head)
217	<	{
221	<	struct Client *client_p = ptr->data;
222	<	assert(client_p->localClient->list_task);
223	<	safe_list_channels(client_p, client_p->localClient->list_task, 0);
224	<	}
217	>	safe_list_channels(ptr->data, 0);
218		}
219
220		/* Run pending events, then get the number of seconds to the next
#	Line 233 | Line 226 | io_loop(void)
226		comm_select();
227		exit_aborted_clients();
228		free_exited_clients();
236	–	send_queued_all();
229
230		/* Check to see whether we have to rehash the configuration .. */
231		if (dorehash)
#	Line 241 | Line 233 | io_loop(void)
233		rehash(1);
234		dorehash = 0;
235		}
236	+
237		if (doremotd)
238		{
239	<	read_message_file(&ConfigFileEntry.motd);
240	<	sendto_realops_flags(UMODE_ALL, L_ALL,
241	<	"Got signal SIGUSR1, reloading ircd motd file");
239	>	motd_recache();
240	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
241	>	"Got signal SIGUSR1, reloading motd file(s)");
242		doremotd = 0;
243		}
244		}
#	Line 255 | Line 248 | io_loop(void)
248		*
249		* inputs       - none
250		* output       - none
251	<	* side effects - This sets all global set options needed
251	>	* side effects - This sets all global set options needed
252		*/
253		static void
254		initialize_global_set_options(void)
#	Line 289 | Line 282 | initialize_global_set_options(void)
282		/* End of global set options */
283		}
284
292	–	/* initialize_message_files()
293	–	*
294	–	* inputs       - none
295	–	* output       - none
296	–	* side effects - Set up all message files needed, motd etc.
297	–	*/
298	–	static void
299	–	initialize_message_files(void)
300	–	{
301	–	init_message_file(USER_MOTD, MPATH, &ConfigFileEntry.motd);
302	–	init_message_file(OPER_MOTD, OPATH, &ConfigFileEntry.opermotd);
303	–	init_message_file(USER_LINKS, LIPATH, &ConfigFileEntry.linksfile);
304	–
305	–	read_message_file(&ConfigFileEntry.motd);
306	–	read_message_file(&ConfigFileEntry.opermotd);
307	–	read_message_file(&ConfigFileEntry.linksfile);
308	–
309	–	init_isupport();
310	–	}
311	–
285		/* initialize_server_capabs()
286		*
287		* inputs       - none
#	Line 322 | Line 295 | initialize_server_capabs(void)
295		add_capability("TS6", CAP_TS6, 0);
296		add_capability("CLUSTER", CAP_CLUSTER, 1);
297		add_capability("SVS", CAP_SVS, 1);
298	<	#ifdef HALFOPS
298	>	add_capability("CHW", CAP_CHW, 1);
299		add_capability("HOPS", CAP_HOPS, 1);
327	–	#endif
300		}
301
302		/* write_pidfile()
#	Line 336 | Line 308 | initialize_server_capabs(void)
308		static void
309		write_pidfile(const char *filename)
310		{
311	<	FBFILE *fb;
311	>	FILE *fb;
312
313	<	if ((fb = fbopen(filename, "w")))
313	>	if ((fb = fopen(filename, "w")))
314		{
315	<	char buff[32];
315	>	char buff[IRCD_BUFSIZE];
316		unsigned int pid = (unsigned int)getpid();
345	–	size_t nbytes = snprintf(buff, sizeof(buff), "%u\n", pid);
317
318	<	if ((fbputs(buff, fb, nbytes) == -1))
318	>	snprintf(buff, sizeof(buff), "%u\n", pid);
319	>
320	>	if ((fputs(buff, fb) == -1))
321		ilog(LOG_TYPE_IRCD, "Error writing %u to pid file %s (%s)",
322		pid, filename, strerror(errno));
323
324	<	fbclose(fb);
352	<	return;
324	>	fclose(fb);
325		}
326		else
327		{
#	Line 368 | Line 340 | write_pidfile(const char *filename)
340		static void
341		check_pidfile(const char *filename)
342		{
343	<	FBFILE *fb;
344	<	char buff[32];
343	>	FILE *fb;
344	>	char buff[IRCD_BUFSIZE];
345		pid_t pidfromfile;
346
347		/* Don't do logging here, since we don't have log() initialised */
348	<	if ((fb = fbopen(filename, "r")))
348	>	if ((fb = fopen(filename, "r")))
349		{
350	<	if (fbgets(buff, 20, fb) == NULL)
350	>	if (fgets(buff, 20, fb) == NULL)
351		{
352		/* log(L_ERROR, "Error reading from pid file %s (%s)", filename,
353		* strerror(errno));
#	Line 393 | Line 365 | check_pidfile(const char *filename)
365		}
366		}
367
368	<	fbclose(fb);
368	>	fclose(fb);
369		}
370		else if (errno != ENOENT)
371		{
#	Line 423 | Line 395 | setup_corefile(void)
395		#endif
396		}
397
398	+	#ifdef HAVE_LIBCRYPTO
399	+	static int
400	+	always_accept_verify_cb(int preverify_ok, X509_STORE_CTX *x509_ctx)
401	+	{
402	+	return 1;
403	+	}
404	+	#endif
405	+
406		/* init_ssl()
407		*
408		* inputs       - nothing
#	Line 430 | Line 410 | setup_corefile(void)
410		* side effects - setups SSL context.
411		*/
412		static void
413	<	init_ssl(void)
413	>	ssl_init(void)
414		{
415		#ifdef HAVE_LIBCRYPTO
416	+	const unsigned char session_id[] = "ircd-hybrid";
417	+
418		SSL_load_error_strings();
419		SSLeay_add_ssl_algorithms();
420
#	Line 445 | Line 427 | init_ssl(void)
427		ilog(LOG_TYPE_IRCD, "ERROR: Could not initialize the SSL Server context -- %s\n", s);
428		}
429
430	<	SSL_CTX_set_options(ServerInfo.server_ctx, SSL_OP_NO_SSLv2);
430	>	SSL_CTX_set_options(ServerInfo.server_ctx, SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1);
431		SSL_CTX_set_options(ServerInfo.server_ctx, SSL_OP_TLS_ROLLBACK_BUG|SSL_OP_ALL);
432	<	SSL_CTX_set_verify(ServerInfo.server_ctx, SSL_VERIFY_NONE, NULL);
432	>	SSL_CTX_set_verify(ServerInfo.server_ctx, SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,
433	>	always_accept_verify_cb);
434	>	SSL_CTX_set_session_id_context(ServerInfo.server_ctx, session_id, sizeof(session_id) - 1);
435
436		if ((ServerInfo.client_ctx = SSL_CTX_new(SSLv23_client_method())) == NULL)
437		{
#	Line 458 | Line 442 | init_ssl(void)
442		ilog(LOG_TYPE_IRCD, "ERROR: Could not initialize the SSL Client context -- %s\n", s);
443		}
444
445	<	SSL_CTX_set_options(ServerInfo.client_ctx, SSL_OP_NO_SSLv2);
445	>	SSL_CTX_set_options(ServerInfo.client_ctx, SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1);
446		SSL_CTX_set_options(ServerInfo.client_ctx, SSL_OP_TLS_ROLLBACK_BUG|SSL_OP_ALL);
447	<	SSL_CTX_set_verify(ServerInfo.client_ctx, SSL_VERIFY_NONE, NULL);
447	>	SSL_CTX_set_verify(ServerInfo.client_ctx, SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,
448	>	always_accept_verify_cb);
449		#endif /* HAVE_LIBCRYPTO */
450		}
451
467	–	/* init_callbacks()
468	–	*
469	–	* inputs       - nothing
470	–	* output       - nothing
471	–	* side effects - setups standard hook points
472	–	*/
473	–	static void
474	–	init_callbacks(void)
475	–	{
476	–	iorecv_cb = register_callback("iorecv", iorecv_default);
477	–	iosend_cb = register_callback("iosend", iosend_default);
478	–	}
479	–
452		int
453		main(int argc, char *argv[])
454		{
455	<	/* Check to see if the user is running
484	<	* us as root, which is a nono
485	<	*/
455	>	/* Check to see if the user is running us as root, which is a nono */
456		if (geteuid() == 0)
457		{
458	<	fprintf(stderr, "Don't run ircd as root!!!\n");
458	>	fprintf(stderr, "ERROR: This server won't run as root/superuser\n");
459		return -1;
460		}
461
#	Line 499 | Line 469 | main(int argc, char *argv[])
469		init_genrand(SystemTime.tv_sec ^ (SystemTime.tv_usec | (getpid() << 20)));
470
471		me.localClient = &meLocalUser;
472	<	dlinkAdd(&me, &me.node, &global_client_list); /* Pointer to beginning
472	>	dlinkAdd(&me, &me.node, &global_client_list);  /* Pointer to beginning
473		of Client list */
504	–	/* Initialise the channel capability usage counts... */
505	–	init_chcap_usage_counts();
506	–
474		ConfigFileEntry.dpath      = DPATH;
475	<	ConfigFileEntry.configfile = CPATH;  /* Server configuration file */
476	<	ConfigFileEntry.klinefile  = KPATH;  /* Server kline file         */
477	<	ConfigFileEntry.xlinefile  = XPATH;  /* Server xline file         */
478	<	ConfigFileEntry.rxlinefile = RXPATH; /* Server regex xline file   */
479	<	ConfigFileEntry.rklinefile = RKPATH; /* Server regex kline file   */
480	<	ConfigFileEntry.dlinefile  = DLPATH; /* dline file                */
481	<	ConfigFileEntry.glinefile  = GPATH;  /* gline log file            */
482	<	ConfigFileEntry.cresvfile  = CRESVPATH; /* channel resv file      */
483	<	ConfigFileEntry.nresvfile  = NRESVPATH; /* nick resv file         */
475	>	ConfigFileEntry.spath      = SPATH;
476	>	ConfigFileEntry.mpath      = MPATH;
477	>	ConfigFileEntry.configfile = CPATH;    /* Server configuration file */
478	>	ConfigFileEntry.klinefile  = KPATH;    /* Server kline file         */
479	>	ConfigFileEntry.glinefile  = GPATH;    /* Server gline file         */
480	>	ConfigFileEntry.xlinefile  = XPATH;    /* Server xline file         */
481	>	ConfigFileEntry.dlinefile  = DLPATH;   /* dline file                */
482	>	ConfigFileEntry.resvfile   = RESVPATH; /* resv file                 */
483	>
484		myargv = argv;
485		umask(077);                /* better safe than sorry --SRB */
486
#	Line 521 | Line 488 | main(int argc, char *argv[])
488
489		if (printVersion)
490		{
491	<	printf("ircd: version %s\n", ircd_version);
491	>	printf("ircd: version %s(%s)\n", ircd_version, serno);
492		exit(EXIT_SUCCESS);
493		}
494
#	Line 531 | Line 498 | main(int argc, char *argv[])
498		exit(EXIT_FAILURE);
499		}
500
501	<	init_ssl();
501	>	ssl_init();
502
503		if (!server_state.foreground)
504		{
#	Line 543 | Line 510 | main(int argc, char *argv[])
510
511		setup_signals();
512
546	–	get_ircd_platform(ircd_platform);
547	–
513		/* Init the event subsystem */
514		eventInit();
515	+
516		/* We need this to initialise the fd array before anything else */
517		fdlist_init();
518	<	log_add_file(LOG_TYPE_IRCD, 0, logFileName);
518	>	log_set_file(LOG_TYPE_IRCD, 0, logFileName);
519		check_can_use_v6();
520	<	init_comm();         /* This needs to be setup early ! -- adrian */
520	>	init_netio();         /* This needs to be setup early ! -- adrian */
521	>
522		/* Check if there is pidfile and daemon already running */
523		check_pidfile(pidFileName);
524
525	<	initBlockHeap();
525	>	mp_pool_init();
526		init_dlink_nodes();
527	<	init_callbacks();
561	<	initialize_message_files();
527	>	init_isupport();
528		dbuf_init();
529	<	init_hash();
529	>	hash_init();
530		init_ip_hash_table();      /* client host ip hash table */
531		init_host_hash();          /* Host-hashtable. */
532	<	clear_tree_parse();
533	<	init_client();
534	<	init_class();
569	<	init_whowas();
532	>	client_init();
533	>	class_init();
534	>	whowas_init();
535		watch_init();
536	<	init_auth();          /* Initialise the auth code */
536	>	auth_init();          /* Initialise the auth code */
537		init_resolver();      /* Needs to be setup before the io loop */
538	+	modules_init();
539		read_conf_files(1);   /* cold start init conf files */
540		init_uid();
541		initialize_server_capabs();   /* Set up default_server_capabs */
542		initialize_global_set_options();
543	<	init_channels();
543	>	channel_init();
544	>	read_links_file();
545	>	motd_init();
546	>	#ifdef HAVE_LIBGEOIP
547	>	geoip_ctx = GeoIP_new(GEOIP_MEMORY_CACHE);
548	>	#endif
549
550		if (EmptyString(ServerInfo.sid))
551		{
#	Line 612 | Line 583 | main(int argc, char *argv[])
583
584		hash_add_id(&me);
585		hash_add_client(&me);
586	<
586	>
587		/* add ourselves to global_serv_list */
588		dlinkAdd(&me, make_dlink_node(), &global_serv_list);
589
590	+	load_kline_database();
591	+	load_dline_database();
592	+	load_gline_database();
593	+	load_xline_database();
594	+	load_resv_database();
595	+
596		if (chdir(MODPATH))
597		{
598		ilog(LOG_TYPE_IRCD, "Could not load core modules. Terminating!");
#	Line 653 | Line 630 | main(int argc, char *argv[])
630		/* Setup the timeout check. I'll shift it later :)  -- adrian */
631		eventAddIsh("comm_checktimeouts", comm_checktimeouts, NULL, 1);
632
633	+	eventAddIsh("save_all_databases", save_all_databases, NULL, DATABASE_UPDATE_TIMEOUT);
634	+
635		if (ConfigServerHide.links_delay > 0)
636		eventAddIsh("write_links_file", write_links_file, NULL, ConfigServerHide.links_delay);
637		else

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