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root/svn/ircd-hybrid/trunk/src/ircd.c

Comparing ircd-hybrid/trunk/src/ircd.c (file contents):
Revision 3065 by michael, Thu Feb 27 19:03:46 2014 UTC vs.
Revision 4565 by michael, Sun Aug 24 10:27:40 2014 UTC

#	Line 15 | Line 15
15		*
16		*  You should have received a copy of the GNU General Public License
17		*  along with this program; if not, write to the Free Software
18	<	*  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
18	>	*  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19		*  USA
20		*/
21
#	Line 25 | Line 25
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"
32	–	#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"
43	–	#include "numeric.h"
44	–	#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 "log.h"
49	<	#include "s_misc.h"
53	<	#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 "mempool.h"
59	–	#include "hook.h"
55		#include "ircd_getopt.h"
61	–	#include "supported.h"
56		#include "watch.h"
57		#include "conf_db.h"
58		#include "conf_class.h"
59	+	#include "ipcache.h"
60
61
62		#ifdef HAVE_LIBGEOIP
63		GeoIP *geoip_ctx;
64		#endif
65
71	–	/* /quote set variables */
72	–	struct SetOptions GlobalSetOptions;
73	–	struct Counter Count;
74	–	struct ServerState_t server_state;
66		struct ServerStatistics ServerStats;
67		struct timeval SystemTime;
68		struct Client me;             /* That's me */
#	Line 88 | Line 79 | int doremotd = 0;
79		/* Set to zero because it should be initialized later using
80		* initialize_server_capabs
81		*/
82	<	int default_server_capabs = 0;
82	>	unsigned int default_server_capabs;
83		unsigned int splitmode;
84		unsigned int splitchecking;
85		unsigned int split_users;
86		unsigned int split_servers;
87
88	<	/* Do klines the same way hybrid-6 did them, i.e. at the
89	<	* top of the next io_loop instead of in the same loop as
90	<	* the klines are being applied.
91	<	*
92	<	* This should fix strange CPU starvation as very indirectly reported.
93	<	* (Why do you people not email bug reports? WHY? WHY?)
94	<	*
95	<	* - Dianora
96	<	*/
88	>	static struct event event_cleanup_glines =
89	>	{
90	>	.name = "cleanup_glines",
91	>	.handler = cleanup_glines,
92	>	.when = CLEANUP_GLINES_TIME
93	>	};
94	>
95	>	static struct event event_cleanup_tklines =
96	>	{
97	>	.name = "cleanup_tklines",
98	>	.handler = cleanup_tklines,
99	>	.when = CLEANUP_TKLINES_TIME
100	>	};
101	>
102	>	static struct event event_try_connections =
103	>	{
104	>	.name = "try_connections",
105	>	.handler = try_connections,
106	>	.when = STARTUP_CONNECTIONS_TIME
107	>	};
108
109	<	int rehashed_klines = 0;
109	>	static struct event event_comm_checktimeouts =
110	>	{
111	>	.name = "comm_checktimeouts",
112	>	.handler = comm_checktimeouts,
113	>	.when = 1
114	>	};
115	>
116	>	static struct event event_save_all_databases =
117	>	{
118	>	.name = "save_all_databases",
119	>	.handler = save_all_databases,
120	>	.when = DATABASE_UPDATE_TIMEOUT
121	>	};
122	>
123	>	struct event event_write_links_file =
124	>	{
125	>	.name = "write_links_file",
126	>	.handler = write_links_file,
127	>	};
128
129
130		/*
#	Line 116 | Line 136 | print_startup(int pid)
136		printf("ircd: version %s(%s)\n", ircd_version, serno);
137		printf("ircd: pid %d\n", pid);
138		printf("ircd: running in %s mode from %s\n", !server_state.foreground ? "background"
139	<	: "foreground", ConfigFileEntry.dpath);
139	>	: "foreground", ConfigGeneral.dpath);
140		}
141
142		static void
#	Line 140 | Line 160 | make_daemon(void)
160
161		static int printVersion = 0;
162
163	<	static struct lgetopt myopts[] = {
164	<	{"configfile", &ConfigFileEntry.configfile,
163	>	static struct lgetopt myopts[] =
164	>	{
165	>	{"configfile", &ConfigGeneral.configfile,
166		STRING, "File to use for ircd.conf"},
167	<	{"glinefile",  &ConfigFileEntry.glinefile,
167	>	{"glinefile",  &ConfigGeneral.glinefile,
168		STRING, "File to use for gline database"},
169	<	{"klinefile",  &ConfigFileEntry.klinefile,
169	>	{"klinefile",  &ConfigGeneral.klinefile,
170		STRING, "File to use for kline database"},
171	<	{"dlinefile",  &ConfigFileEntry.dlinefile,
171	>	{"dlinefile",  &ConfigGeneral.dlinefile,
172		STRING, "File to use for dline database"},
173	<	{"xlinefile",  &ConfigFileEntry.xlinefile,
173	>	{"xlinefile",  &ConfigGeneral.xlinefile,
174		STRING, "File to use for xline database"},
175	<	{"resvfile",  &ConfigFileEntry.resvfile,
175	>	{"resvfile",  &ConfigGeneral.resvfile,
176		STRING, "File to use for resv database"},
177		{"logfile",    &logFileName,
178		STRING, "File to use for ircd.log"},
#	Line 177 | Line 198 | set_time(void)
198		sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
199		"Clock Failure (%s), TS can be corrupted",
200		strerror(errno));
201	<	restart("Clock Failure");
201	>	server_die("Clock Failure", 1);
202		}
203
204		if (newtime.tv_sec < CurrentTime)
#	Line 198 | Line 219 | set_time(void)
219		static void
220		io_loop(void)
221		{
222	<	while (1 == 1)
222	>	while (1)
223		{
203	–	/*
204	–	* Maybe we want a flags word?
205	–	* ie. if (REHASHED_KLINES(global_flags))
206	–	* SET_REHASHED_KLINES(global_flags)
207	–	* CLEAR_REHASHED_KLINES(global_flags)
208	–	*
209	–	* - Dianora
210	–	*/
211	–	if (rehashed_klines)
212	–	{
213	–	check_conf_klines();
214	–	rehashed_klines = 0;
215	–	}
216	–
224		if (listing_client_list.head)
225		{
226		dlink_node *ptr = NULL, *ptr_next = NULL;
227		DLINK_FOREACH_SAFE(ptr, ptr_next, listing_client_list.head)
228	<	{
222	<	struct Client *client_p = ptr->data;
223	<	assert(client_p->localClient->list_task);
224	<	safe_list_channels(client_p, client_p->localClient->list_task, 0);
225	<	}
228	>	safe_list_channels(ptr->data, 0);
229		}
230
231	<	/* Run pending events, then get the number of seconds to the next
232	<	* event
230	<	*/
231	<	while (eventNextTime() <= CurrentTime)
232	<	eventRun();
231	>	/* Run pending events */
232	>	event_run();
233
234		comm_select();
235		exit_aborted_clients();
#	Line 241 | Line 241 | io_loop(void)
241		rehash(1);
242		dorehash = 0;
243		}
244	+
245		if (doremotd)
246		{
247		motd_recache();
#	Line 260 | Line 261 | io_loop(void)
261		static void
262		initialize_global_set_options(void)
263		{
263	–	memset(&GlobalSetOptions, 0, sizeof(GlobalSetOptions));
264	–
264		GlobalSetOptions.autoconn  = 1;
265		GlobalSetOptions.spam_time = MIN_JOIN_LEAVE_TIME;
266		GlobalSetOptions.spam_num  = MAX_JOIN_LEAVE_COUNT;
267
268	<	if (ConfigFileEntry.default_floodcount)
269	<	GlobalSetOptions.floodcount = ConfigFileEntry.default_floodcount;
268	>	if (ConfigGeneral.default_floodcount)
269	>	GlobalSetOptions.floodcount = ConfigGeneral.default_floodcount;
270		else
271		GlobalSetOptions.floodcount = 10;
272
#	Line 286 | Line 285 | initialize_global_set_options(void)
285		}
286
287		GlobalSetOptions.ident_timeout = IDENT_TIMEOUT;
289	–	/* End of global set options */
288		}
289
290		/* initialize_server_capabs()
#	Line 302 | Line 300 | initialize_server_capabs(void)
300		add_capability("TS6", CAP_TS6, 0);
301		add_capability("CLUSTER", CAP_CLUSTER, 1);
302		add_capability("SVS", CAP_SVS, 1);
303	<	#ifdef HALFOPS
303	>	add_capability("CHW", CAP_CHW, 1);
304		add_capability("HOPS", CAP_HOPS, 1);
307	–	#endif
305		}
306
307		/* write_pidfile()
#	Line 426 | Line 423 | ssl_init(void)
423		SSL_load_error_strings();
424		SSLeay_add_ssl_algorithms();
425
426	<	if ((ServerInfo.server_ctx = SSL_CTX_new(SSLv23_server_method())) == NULL)
426	>	if ((ConfigServerInfo.server_ctx = SSL_CTX_new(SSLv23_server_method())) == NULL)
427		{
428	<	const char *s;
428	>	const char *s = ERR_lib_error_string(ERR_get_error());
429
430	<	fprintf(stderr, "ERROR: Could not initialize the SSL Server context -- %s\n",
434	<	s = ERR_lib_error_string(ERR_get_error()));
430	>	fprintf(stderr, "ERROR: Could not initialize the SSL Server context -- %s\n", s);
431		ilog(LOG_TYPE_IRCD, "ERROR: Could not initialize the SSL Server context -- %s\n", s);
432	+	exit(EXIT_FAILURE);
433		}
434
435	<	SSL_CTX_set_options(ServerInfo.server_ctx, SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1);
436	<	SSL_CTX_set_options(ServerInfo.server_ctx, SSL_OP_TLS_ROLLBACK_BUG|SSL_OP_ALL);
437	<	SSL_CTX_set_verify(ServerInfo.server_ctx, SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,
435	>	SSL_CTX_set_options(ConfigServerInfo.server_ctx, SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3);
436	>	SSL_CTX_set_options(ConfigServerInfo.server_ctx, SSL_OP_SINGLE_DH_USE);
437	>	SSL_CTX_set_verify(ConfigServerInfo.server_ctx, SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,
438		always_accept_verify_cb);
439	<	SSL_CTX_set_session_id_context(ServerInfo.server_ctx, session_id, sizeof(session_id) - 1);
439	>	SSL_CTX_set_session_id_context(ConfigServerInfo.server_ctx, session_id, sizeof(session_id) - 1);
440
441	<	if ((ServerInfo.client_ctx = SSL_CTX_new(SSLv23_client_method())) == NULL)
441	>	#if OPENSSL_VERSION_NUMBER >= 0x1000005FL && !defined(OPENSSL_NO_ECDH)
442		{
443	<	const char *s;
443	>	EC_KEY *key = EC_KEY_new_by_curve_name(NID_X9_62_prime256v1);
444	>
445	>	if (key)
446	>	{
447	>	SSL_CTX_set_tmp_ecdh(ConfigServerInfo.server_ctx, key);
448	>	EC_KEY_free(key);
449	>	}
450	>	}
451
452	<	fprintf(stderr, "ERROR: Could not initialize the SSL Client context -- %s\n",
453	<	s = ERR_lib_error_string(ERR_get_error()));
452	>	SSL_CTX_set_options(ConfigServerInfo.server_ctx, SSL_OP_SINGLE_ECDH_USE);
453	>	#endif
454	>
455	>	if ((ConfigServerInfo.client_ctx = SSL_CTX_new(SSLv23_client_method())) == NULL)
456	>	{
457	>	const char *s = ERR_lib_error_string(ERR_get_error());
458	>
459	>	fprintf(stderr, "ERROR: Could not initialize the SSL Client context -- %s\n", s);
460		ilog(LOG_TYPE_IRCD, "ERROR: Could not initialize the SSL Client context -- %s\n", s);
461	+	exit(EXIT_FAILURE);
462		}
463
464	<	SSL_CTX_set_options(ServerInfo.client_ctx, SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1);
465	<	SSL_CTX_set_options(ServerInfo.client_ctx, SSL_OP_TLS_ROLLBACK_BUG|SSL_OP_ALL);
466	<	SSL_CTX_set_verify(ServerInfo.client_ctx, SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,
464	>	SSL_CTX_set_options(ConfigServerInfo.client_ctx, SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3);
465	>	SSL_CTX_set_options(ConfigServerInfo.client_ctx, SSL_OP_SINGLE_DH_USE);
466	>	SSL_CTX_set_verify(ConfigServerInfo.client_ctx, SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,
467		always_accept_verify_cb);
468		#endif /* HAVE_LIBCRYPTO */
469		}
#	Line 463 | Line 474 | main(int argc, char *argv[])
474		/* Check to see if the user is running us as root, which is a nono */
475		if (geteuid() == 0)
476		{
477	<	fprintf(stderr, "Don't run ircd as root!!!\n");
477	>	fprintf(stderr, "ERROR: This server won't run as root/superuser\n");
478		return -1;
479		}
480
#	Line 479 | Line 490 | main(int argc, char *argv[])
490		me.localClient = &meLocalUser;
491		dlinkAdd(&me, &me.node, &global_client_list);  /* Pointer to beginning
492		of Client list */
493	<	/* Initialise the channel capability usage counts... */
494	<	init_chcap_usage_counts();
495	<
496	<	ConfigFileEntry.dpath      = DPATH;
497	<	ConfigFileEntry.configfile = CPATH;    /* Server configuration file */
498	<	ConfigFileEntry.klinefile  = KPATH;    /* Server kline file         */
499	<	ConfigFileEntry.glinefile  = GPATH;    /* Server gline file         */
500	<	ConfigFileEntry.xlinefile  = XPATH;    /* Server xline file         */
501	<	ConfigFileEntry.dlinefile  = DLPATH;   /* dline file                */
502	<	ConfigFileEntry.resvfile   = RESVPATH; /* resv file                 */
493	>	ConfigLog.use_logging = 1;
494	>	ConfigGeneral.dpath      = DPATH;
495	>	ConfigGeneral.spath      = SPATH;
496	>	ConfigGeneral.mpath      = MPATH;
497	>	ConfigGeneral.configfile = CPATH;    /* Server configuration file */
498	>	ConfigGeneral.klinefile  = KPATH;    /* Server kline file         */
499	>	ConfigGeneral.glinefile  = GPATH;    /* Server gline file         */
500	>	ConfigGeneral.xlinefile  = XPATH;    /* Server xline file         */
501	>	ConfigGeneral.dlinefile  = DLPATH;   /* dline file                */
502	>	ConfigGeneral.resvfile   = RESVPATH; /* resv file                 */
503
504		myargv = argv;
505		umask(077);                /* better safe than sorry --SRB */
#	Line 501 | Line 512 | main(int argc, char *argv[])
512		exit(EXIT_SUCCESS);
513		}
514
515	<	if (chdir(ConfigFileEntry.dpath))
515	>	if (chdir(ConfigGeneral.dpath))
516		{
517		perror("chdir");
518		exit(EXIT_FAILURE);
#	Line 519 | Line 530 | main(int argc, char *argv[])
530
531		setup_signals();
532
522	–	/* Init the event subsystem */
523	–	eventInit();
524	–
533		/* We need this to initialise the fd array before anything else */
534		fdlist_init();
535		log_set_file(LOG_TYPE_IRCD, 0, logFileName);
536	<	check_can_use_v6();
536	>
537		init_netio();         /* This needs to be setup early ! -- adrian */
538
539		/* Check if there is pidfile and daemon already running */
#	Line 536 | Line 544 | main(int argc, char *argv[])
544		init_isupport();
545		dbuf_init();
546		hash_init();
547	<	init_ip_hash_table();      /* client host ip hash table */
547	>	ipcache_init();
548		init_host_hash();          /* Host-hashtable. */
549		client_init();
550		class_init();
#	Line 556 | Line 564 | main(int argc, char *argv[])
564		geoip_ctx = GeoIP_new(GEOIP_MEMORY_CACHE);
565		#endif
566
567	<	if (EmptyString(ServerInfo.sid))
567	>	if (EmptyString(ConfigServerInfo.sid))
568		{
569		ilog(LOG_TYPE_IRCD, "ERROR: No server id specified in serverinfo block.");
570		exit(EXIT_FAILURE);
571		}
572
573	<	strlcpy(me.id, ServerInfo.sid, sizeof(me.id));
573	>	strlcpy(me.id, ConfigServerInfo.sid, sizeof(me.id));
574
575	<	if (EmptyString(ServerInfo.name))
575	>	if (EmptyString(ConfigServerInfo.name))
576		{
577		ilog(LOG_TYPE_IRCD, "ERROR: No server name specified in serverinfo block.");
578		exit(EXIT_FAILURE);
579		}
580
581	<	strlcpy(me.name, ServerInfo.name, sizeof(me.name));
581	>	strlcpy(me.name, ConfigServerInfo.name, sizeof(me.name));
582
583		/* serverinfo{} description must exist.  If not, error out.*/
584	<	if (EmptyString(ServerInfo.description))
584	>	if (EmptyString(ConfigServerInfo.description))
585		{
586		ilog(LOG_TYPE_IRCD, "ERROR: No server description specified in serverinfo block.");
587		exit(EXIT_FAILURE);
588		}
589
590	<	strlcpy(me.info, ServerInfo.description, sizeof(me.info));
590	>	strlcpy(me.info, ConfigServerInfo.description, sizeof(me.info));
591
592		me.from                   = &me;
593		me.servptr                = &me;
#	Line 593 | Line 601 | main(int argc, char *argv[])
601		hash_add_id(&me);
602		hash_add_client(&me);
603
604	<	/* add ourselves to global_serv_list */
597	<	dlinkAdd(&me, make_dlink_node(), &global_serv_list);
604	>	dlinkAdd(&me, make_dlink_node(), &global_server_list);
605
606		load_kline_database();
607		load_dline_database();
#	Line 613 | Line 620 | main(int argc, char *argv[])
620		load_core_modules(1);
621
622		/* Go back to DPATH after checking to see if we can chdir to MODPATH */
623	<	if (chdir(ConfigFileEntry.dpath))
623	>	if (chdir(ConfigGeneral.dpath))
624		{
625		perror("chdir");
626		exit(EXIT_FAILURE);
#	Line 629 | Line 636 | main(int argc, char *argv[])
636
637		ilog(LOG_TYPE_IRCD, "Server Ready");
638
639	<	eventAddIsh("cleanup_glines", cleanup_glines, NULL, CLEANUP_GLINES_TIME);
640	<	eventAddIsh("cleanup_tklines", cleanup_tklines, NULL, CLEANUP_TKLINES_TIME);
639	>	event_addish(&event_cleanup_glines, NULL);
640	>	event_addish(&event_cleanup_tklines, NULL);
641
642		/* We want try_connections to be called as soon as possible now! -- adrian */
643		/* No, 'cause after a restart it would cause all sorts of nick collides */
644	<	eventAddIsh("try_connections", try_connections, NULL, STARTUP_CONNECTIONS_TIME);
644	>	event_addish(&event_try_connections, NULL);
645
646		/* Setup the timeout check. I'll shift it later :)  -- adrian */
647	<	eventAddIsh("comm_checktimeouts", comm_checktimeouts, NULL, 1);
647	>	event_add(&event_comm_checktimeouts, NULL);
648
649	<	eventAddIsh("save_all_databases", save_all_databases, NULL, DATABASE_UPDATE_TIMEOUT);
649	>	event_addish(&event_save_all_databases, NULL);
650
651		if (ConfigServerHide.links_delay > 0)
652	<	eventAddIsh("write_links_file", write_links_file, NULL, ConfigServerHide.links_delay);
652	>	{
653	>	event_write_links_file.when = ConfigServerHide.links_delay;
654	>	event_addish(&event_write_links_file, NULL);
655	>	}
656		else
657		ConfigServerHide.links_disabled = 1;
658
659		if (splitmode)
660	<	eventAddIsh("check_splitmode", check_splitmode, NULL, 60);
660	>	event_addish(&splitmode_event, NULL);
661
662		io_loop();
663		return 0;

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