1 |
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/* |
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 |
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* |
4 |
< |
* Copyright (C) 2002 by the past and present ircd coders, and others. |
4 |
> |
* Copyright (c) 1997-2014 ircd-hybrid development team |
5 |
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* |
6 |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
17 |
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* along with this program; if not, write to the Free Software |
18 |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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* USA |
20 |
< |
* |
21 |
< |
* $Id$ |
20 |
> |
*/ |
21 |
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|
22 |
> |
/*! \file ircd.c |
23 |
> |
* \brief Starts up and runs the ircd. |
24 |
> |
* \version $Id$ |
25 |
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*/ |
26 |
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|
27 |
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#include "stdinc.h" |
29 |
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#include "list.h" |
30 |
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#include "ircd.h" |
31 |
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#include "channel.h" |
30 |
– |
#include "channel_mode.h" |
32 |
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#include "client.h" |
33 |
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#include "event.h" |
34 |
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#include "fdlist.h" |
37 |
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#include "ircd_signal.h" |
38 |
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#include "s_gline.h" |
39 |
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#include "motd.h" |
40 |
+ |
#include "conf.h" |
41 |
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#include "hostmask.h" |
40 |
– |
#include "numeric.h" |
41 |
– |
#include "packet.h" |
42 |
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#include "parse.h" |
43 |
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#include "irc_res.h" |
44 |
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#include "restart.h" |
45 |
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#include "rng_mt.h" |
46 |
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#include "s_auth.h" |
47 |
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#include "s_bsd.h" |
48 |
– |
#include "conf.h" |
48 |
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#include "log.h" |
50 |
– |
#include "s_misc.h" |
49 |
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#include "s_serv.h" /* try_connections */ |
50 |
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#include "send.h" |
51 |
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#include "whowas.h" |
52 |
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#include "modules.h" |
53 |
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#include "memory.h" |
54 |
< |
#include "hook.h" |
54 |
> |
#include "mempool.h" |
55 |
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#include "ircd_getopt.h" |
58 |
– |
#include "balloc.h" |
59 |
– |
#include "motd.h" |
56 |
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#include "supported.h" |
57 |
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#include "watch.h" |
58 |
+ |
#include "conf_db.h" |
59 |
+ |
#include "conf_class.h" |
60 |
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|
61 |
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|
62 |
+ |
#ifdef HAVE_LIBGEOIP |
63 |
+ |
GeoIP *geoip_ctx; |
64 |
+ |
#endif |
65 |
+ |
|
66 |
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/* /quote set variables */ |
67 |
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struct SetOptions GlobalSetOptions; |
68 |
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|
69 |
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/* configuration set from ircd.conf */ |
68 |
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struct config_file_entry ConfigFileEntry; |
69 |
< |
/* server info set from ircd.conf */ |
70 |
< |
struct server_info ServerInfo; |
71 |
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/* admin info set from ircd.conf */ |
72 |
< |
struct admin_info AdminInfo = { NULL, NULL, NULL }; |
73 |
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struct Counter Count = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; |
74 |
< |
struct ServerState_t server_state = { 0 }; |
75 |
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struct logging_entry ConfigLoggingEntry = { .use_logging = 1 }; |
68 |
> |
struct Counter Count; |
69 |
> |
struct ServerState_t server_state; |
70 |
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struct ServerStatistics ServerStats; |
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struct timeval SystemTime; |
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struct Client me; /* That's me */ |
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const char *pidFileName = PPATH; |
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|
78 |
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char **myargv; |
85 |
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char ircd_platform[PLATFORMLEN]; |
79 |
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|
80 |
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int dorehash = 0; |
81 |
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int doremotd = 0; |
108 |
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static void |
109 |
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print_startup(int pid) |
110 |
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{ |
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printf("ircd: version %s\n", ircd_version); |
111 |
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printf("ircd: version %s(%s)\n", ircd_version, serno); |
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printf("ircd: pid %d\n", pid); |
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printf("ircd: running in %s mode from %s\n", !server_state.foreground ? "background" |
114 |
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: "foreground", ConfigFileEntry.dpath); |
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|
136 |
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static int printVersion = 0; |
137 |
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|
138 |
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static struct lgetopt myopts[] = { |
139 |
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{"dlinefile", &ConfigFileEntry.dlinefile, |
140 |
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STRING, "File to use for dline.conf"}, |
148 |
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{"configfile", &ConfigFileEntry.configfile, |
138 |
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static struct lgetopt myopts[] = |
139 |
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{ |
140 |
> |
{"configfile", &ConfigFileEntry.configfile, |
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STRING, "File to use for ircd.conf"}, |
142 |
< |
{"klinefile", &ConfigFileEntry.klinefile, |
143 |
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STRING, "File to use for kline.conf"}, |
144 |
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{"xlinefile", &ConfigFileEntry.xlinefile, |
145 |
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STRING, "File to use for xline.conf"}, |
146 |
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{"logfile", &logFileName, |
142 |
> |
{"glinefile", &ConfigFileEntry.glinefile, |
143 |
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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 |
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STRING, "File to use for ircd.log"}, |
154 |
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{"pidfile", &pidFileName, |
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STRING, "File to use for process ID"}, |
156 |
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{"foreground", &server_state.foreground, |
156 |
> |
{"foreground", &server_state.foreground, |
157 |
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YESNO, "Run in foreground (don't detach)"}, |
158 |
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{"version", &printVersion, |
158 |
> |
{"version", &printVersion, |
159 |
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YESNO, "Print version and exit"}, |
160 |
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{"help", NULL, USAGE, "Print this text"}, |
161 |
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{NULL, NULL, STRING, NULL}, |
164 |
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void |
165 |
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set_time(void) |
166 |
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{ |
167 |
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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 |
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|
169 |
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if (gettimeofday(&newtime, NULL) == -1) |
170 |
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{ |
171 |
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ilog(LOG_TYPE_IRCD, "Clock Failure (%s), TS can be corrupted", |
172 |
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strerror(errno)); |
173 |
< |
sendto_realops_flags(UMODE_ALL, L_ALL, |
173 |
> |
sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, |
174 |
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"Clock Failure (%s), TS can be corrupted", |
175 |
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strerror(errno)); |
176 |
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restart("Clock Failure"); |
176 |
> |
server_die("Clock Failure", 1); |
177 |
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} |
178 |
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|
179 |
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if (newtime.tv_sec < CurrentTime) |
180 |
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{ |
181 |
< |
snprintf(to_send, sizeof(to_send), |
182 |
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"System clock is running backwards - (%lu < %lu)", |
183 |
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(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 |
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set_back_events(CurrentTime - newtime.tv_sec); |
188 |
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} |
189 |
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|
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static void |
195 |
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io_loop(void) |
196 |
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{ |
197 |
< |
while (1 == 1) |
197 |
> |
while (1) |
198 |
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{ |
199 |
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/* |
200 |
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* Maybe we want a flags word? |
201 |
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* ie. if (REHASHED_KLINES(global_flags)) |
201 |
> |
* ie. if (REHASHED_KLINES(global_flags)) |
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* SET_REHASHED_KLINES(global_flags) |
203 |
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* CLEAR_REHASHED_KLINES(global_flags) |
204 |
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* |
214 |
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{ |
215 |
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dlink_node *ptr = NULL, *ptr_next = NULL; |
216 |
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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 |
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safe_list_channels(client_p, client_p->localClient->list_task, 0); |
224 |
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} |
217 |
> |
safe_list_channels(ptr->data, 0); |
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} |
219 |
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|
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/* Run pending events, then get the number of seconds to the next |
226 |
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comm_select(); |
227 |
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exit_aborted_clients(); |
228 |
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free_exited_clients(); |
236 |
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send_queued_all(); |
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|
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/* Check to see whether we have to rehash the configuration .. */ |
231 |
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if (dorehash) |
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rehash(1); |
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dorehash = 0; |
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} |
236 |
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|
237 |
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if (doremotd) |
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{ |
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 |
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doremotd = 0; |
243 |
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} |
244 |
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} |
248 |
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* |
249 |
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* inputs - none |
250 |
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* output - none |
251 |
< |
* side effects - This sets all global set options needed |
251 |
> |
* side effects - This sets all global set options needed |
252 |
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*/ |
253 |
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static void |
254 |
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initialize_global_set_options(void) |
282 |
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/* End of global set options */ |
283 |
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} |
284 |
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|
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 |
295 |
|
add_capability("TS6", CAP_TS6, 0); |
296 |
|
add_capability("CLUSTER", CAP_CLUSTER, 1); |
297 |
|
add_capability("SVS", CAP_SVS, 1); |
298 |
+ |
add_capability("CHW", CAP_CHW, 1); |
299 |
|
#ifdef HALFOPS |
300 |
|
add_capability("HOPS", CAP_HOPS, 1); |
301 |
|
#endif |
314 |
|
|
315 |
|
if ((fb = fopen(filename, "w"))) |
316 |
|
{ |
317 |
< |
char buff[32]; |
317 |
> |
char buff[IRCD_BUFSIZE]; |
318 |
|
unsigned int pid = (unsigned int)getpid(); |
319 |
|
|
320 |
|
snprintf(buff, sizeof(buff), "%u\n", pid); |
343 |
|
check_pidfile(const char *filename) |
344 |
|
{ |
345 |
|
FILE *fb; |
346 |
< |
char buff[32]; |
346 |
> |
char buff[IRCD_BUFSIZE]; |
347 |
|
pid_t pidfromfile; |
348 |
|
|
349 |
|
/* Don't do logging here, since we don't have log() initialised */ |
397 |
|
#endif |
398 |
|
} |
399 |
|
|
400 |
+ |
#ifdef HAVE_LIBCRYPTO |
401 |
+ |
static int |
402 |
+ |
always_accept_verify_cb(int preverify_ok, X509_STORE_CTX *x509_ctx) |
403 |
+ |
{ |
404 |
+ |
return 1; |
405 |
+ |
} |
406 |
+ |
#endif |
407 |
+ |
|
408 |
|
/* init_ssl() |
409 |
|
* |
410 |
|
* inputs - nothing |
412 |
|
* side effects - setups SSL context. |
413 |
|
*/ |
414 |
|
static void |
415 |
< |
init_ssl(void) |
415 |
> |
ssl_init(void) |
416 |
|
{ |
417 |
|
#ifdef HAVE_LIBCRYPTO |
418 |
+ |
const unsigned char session_id[] = "ircd-hybrid"; |
419 |
+ |
|
420 |
|
SSL_load_error_strings(); |
421 |
|
SSLeay_add_ssl_algorithms(); |
422 |
|
|
431 |
|
|
432 |
|
SSL_CTX_set_options(ServerInfo.server_ctx, SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1); |
433 |
|
SSL_CTX_set_options(ServerInfo.server_ctx, SSL_OP_TLS_ROLLBACK_BUG|SSL_OP_ALL); |
434 |
< |
SSL_CTX_set_verify(ServerInfo.server_ctx, SSL_VERIFY_NONE, NULL); |
434 |
> |
SSL_CTX_set_verify(ServerInfo.server_ctx, SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE, |
435 |
> |
always_accept_verify_cb); |
436 |
> |
SSL_CTX_set_session_id_context(ServerInfo.server_ctx, session_id, sizeof(session_id) - 1); |
437 |
|
|
438 |
|
if ((ServerInfo.client_ctx = SSL_CTX_new(SSLv23_client_method())) == NULL) |
439 |
|
{ |
446 |
|
|
447 |
|
SSL_CTX_set_options(ServerInfo.client_ctx, SSL_OP_NO_SSLv2|SSL_OP_NO_SSLv3|SSL_OP_NO_TLSv1); |
448 |
|
SSL_CTX_set_options(ServerInfo.client_ctx, SSL_OP_TLS_ROLLBACK_BUG|SSL_OP_ALL); |
449 |
< |
SSL_CTX_set_verify(ServerInfo.client_ctx, SSL_VERIFY_NONE, NULL); |
449 |
> |
SSL_CTX_set_verify(ServerInfo.client_ctx, SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE, |
450 |
> |
always_accept_verify_cb); |
451 |
|
#endif /* HAVE_LIBCRYPTO */ |
452 |
|
} |
453 |
|
|
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 |
– |
|
454 |
|
int |
455 |
|
main(int argc, char *argv[]) |
456 |
|
{ |
457 |
< |
/* Check to see if the user is running |
484 |
< |
* us as root, which is a nono |
485 |
< |
*/ |
457 |
> |
/* Check to see if the user is running us as root, which is a nono */ |
458 |
|
if (geteuid() == 0) |
459 |
|
{ |
460 |
|
fprintf(stderr, "Don't run ircd as root!!!\n"); |
471 |
|
init_genrand(SystemTime.tv_sec ^ (SystemTime.tv_usec | (getpid() << 20))); |
472 |
|
|
473 |
|
me.localClient = &meLocalUser; |
474 |
< |
dlinkAdd(&me, &me.node, &global_client_list); /* Pointer to beginning |
474 |
> |
dlinkAdd(&me, &me.node, &global_client_list); /* Pointer to beginning |
475 |
|
of Client list */ |
504 |
– |
/* Initialise the channel capability usage counts... */ |
505 |
– |
init_chcap_usage_counts(); |
506 |
– |
|
476 |
|
ConfigFileEntry.dpath = DPATH; |
477 |
< |
ConfigFileEntry.configfile = CPATH; /* Server configuration file */ |
478 |
< |
ConfigFileEntry.klinefile = KPATH; /* Server kline file */ |
479 |
< |
ConfigFileEntry.xlinefile = XPATH; /* Server xline file */ |
480 |
< |
ConfigFileEntry.rxlinefile = RXPATH; /* Server regex xline file */ |
481 |
< |
ConfigFileEntry.rklinefile = RKPATH; /* Server regex kline file */ |
482 |
< |
ConfigFileEntry.dlinefile = DLPATH; /* dline file */ |
483 |
< |
ConfigFileEntry.glinefile = GPATH; /* gline log file */ |
484 |
< |
ConfigFileEntry.cresvfile = CRESVPATH; /* channel resv file */ |
485 |
< |
ConfigFileEntry.nresvfile = NRESVPATH; /* nick resv file */ |
477 |
> |
ConfigFileEntry.spath = SPATH; |
478 |
> |
ConfigFileEntry.mpath = MPATH; |
479 |
> |
ConfigFileEntry.configfile = CPATH; /* Server configuration file */ |
480 |
> |
ConfigFileEntry.klinefile = KPATH; /* Server kline file */ |
481 |
> |
ConfigFileEntry.glinefile = GPATH; /* Server gline file */ |
482 |
> |
ConfigFileEntry.xlinefile = XPATH; /* Server xline file */ |
483 |
> |
ConfigFileEntry.dlinefile = DLPATH; /* dline file */ |
484 |
> |
ConfigFileEntry.resvfile = RESVPATH; /* resv file */ |
485 |
> |
|
486 |
|
myargv = argv; |
487 |
|
umask(077); /* better safe than sorry --SRB */ |
488 |
|
|
490 |
|
|
491 |
|
if (printVersion) |
492 |
|
{ |
493 |
< |
printf("ircd: version %s\n", ircd_version); |
493 |
> |
printf("ircd: version %s(%s)\n", ircd_version, serno); |
494 |
|
exit(EXIT_SUCCESS); |
495 |
|
} |
496 |
|
|
500 |
|
exit(EXIT_FAILURE); |
501 |
|
} |
502 |
|
|
503 |
< |
init_ssl(); |
503 |
> |
ssl_init(); |
504 |
|
|
505 |
|
if (!server_state.foreground) |
506 |
|
{ |
512 |
|
|
513 |
|
setup_signals(); |
514 |
|
|
546 |
– |
get_ircd_platform(ircd_platform); |
547 |
– |
|
515 |
|
/* Init the event subsystem */ |
516 |
|
eventInit(); |
517 |
+ |
|
518 |
|
/* We need this to initialise the fd array before anything else */ |
519 |
|
fdlist_init(); |
520 |
< |
log_add_file(LOG_TYPE_IRCD, 0, logFileName); |
520 |
> |
log_set_file(LOG_TYPE_IRCD, 0, logFileName); |
521 |
|
check_can_use_v6(); |
522 |
< |
init_comm(); /* This needs to be setup early ! -- adrian */ |
522 |
> |
init_netio(); /* This needs to be setup early ! -- adrian */ |
523 |
> |
|
524 |
|
/* Check if there is pidfile and daemon already running */ |
525 |
|
check_pidfile(pidFileName); |
526 |
|
|
527 |
< |
initBlockHeap(); |
527 |
> |
mp_pool_init(); |
528 |
|
init_dlink_nodes(); |
529 |
< |
init_callbacks(); |
561 |
< |
initialize_message_files(); |
529 |
> |
init_isupport(); |
530 |
|
dbuf_init(); |
531 |
< |
init_hash(); |
531 |
> |
hash_init(); |
532 |
|
init_ip_hash_table(); /* client host ip hash table */ |
533 |
|
init_host_hash(); /* Host-hashtable. */ |
534 |
< |
clear_tree_parse(); |
535 |
< |
init_client(); |
536 |
< |
init_class(); |
569 |
< |
init_whowas(); |
534 |
> |
client_init(); |
535 |
> |
class_init(); |
536 |
> |
whowas_init(); |
537 |
|
watch_init(); |
538 |
< |
init_auth(); /* Initialise the auth code */ |
538 |
> |
auth_init(); /* Initialise the auth code */ |
539 |
|
init_resolver(); /* Needs to be setup before the io loop */ |
540 |
+ |
modules_init(); |
541 |
|
read_conf_files(1); /* cold start init conf files */ |
542 |
|
init_uid(); |
543 |
|
initialize_server_capabs(); /* Set up default_server_capabs */ |
544 |
|
initialize_global_set_options(); |
545 |
< |
init_channels(); |
545 |
> |
channel_init(); |
546 |
> |
read_links_file(); |
547 |
> |
motd_init(); |
548 |
> |
#ifdef HAVE_LIBGEOIP |
549 |
> |
geoip_ctx = GeoIP_new(GEOIP_MEMORY_CACHE); |
550 |
> |
#endif |
551 |
|
|
552 |
|
if (EmptyString(ServerInfo.sid)) |
553 |
|
{ |
585 |
|
|
586 |
|
hash_add_id(&me); |
587 |
|
hash_add_client(&me); |
588 |
< |
|
588 |
> |
|
589 |
|
/* add ourselves to global_serv_list */ |
590 |
|
dlinkAdd(&me, make_dlink_node(), &global_serv_list); |
591 |
|
|
592 |
+ |
load_kline_database(); |
593 |
+ |
load_dline_database(); |
594 |
+ |
load_gline_database(); |
595 |
+ |
load_xline_database(); |
596 |
+ |
load_resv_database(); |
597 |
+ |
|
598 |
|
if (chdir(MODPATH)) |
599 |
|
{ |
600 |
|
ilog(LOG_TYPE_IRCD, "Could not load core modules. Terminating!"); |
632 |
|
/* Setup the timeout check. I'll shift it later :) -- adrian */ |
633 |
|
eventAddIsh("comm_checktimeouts", comm_checktimeouts, NULL, 1); |
634 |
|
|
635 |
+ |
eventAddIsh("save_all_databases", save_all_databases, NULL, DATABASE_UPDATE_TIMEOUT); |
636 |
+ |
|
637 |
|
if (ConfigServerHide.links_delay > 0) |
638 |
|
eventAddIsh("write_links_file", write_links_file, NULL, ConfigServerHide.links_delay); |
639 |
|
else |