1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
17 /* Now with added unF! ;) */
22 #include "inspircd_io.h"
23 #include "inspircd_util.h"
24 #include "inspircd_config.h"
27 #include <sys/errno.h>
28 #include <sys/ioctl.h>
29 #include <sys/utsname.h>
34 #include <ext/hash_map>
46 #include "connection.h"
60 #define nspace __gnu_cxx
65 int LogLevel = DEFAULT;
66 char ServerName[MAXBUF];
68 char ServerDesc[MAXBUF];
69 char AdminName[MAXBUF];
70 char AdminEmail[MAXBUF];
71 char AdminNick[MAXBUF];
73 char restartpass[MAXBUF];
77 char PrefixQuit[MAXBUF];
78 char DieValue[MAXBUF];
80 int WHOWAS_STALE = 48; // default WHOWAS Entries last 2 days before they go 'stale'
81 int WHOWAS_MAX = 100; // default 100 people maximum in the WHOWAS list
83 time_t startup_time = time(NULL);
84 int NetBufferSize = 10240; // NetBufferSize used as the buffer size for all read() ops
85 extern int MaxWhoResults;
88 bool AllowHalfop = true;
89 bool AllowProtect = true;
90 bool AllowFounder = true;
92 extern vector<Module*> modules;
93 std::vector<std::string> module_names;
94 extern vector<ircd_module*> factory;
95 std::vector<int> fd_reap;
103 template<> struct nspace::hash<in_addr>
105 size_t operator()(const struct in_addr &a) const
108 memcpy(&q,&a,sizeof(size_t));
113 template<> struct nspace::hash<string>
115 size_t operator()(const string &s) const
118 static struct hash<const char *> strhash;
130 bool operator()(const string& s1, const string& s2) const
132 char a[MAXBUF],b[MAXBUF];
133 strcpy(a,s1.c_str());
134 strcpy(b,s2.c_str());
135 return (strcasecmp(a,b) == 0);
140 struct InAddr_HashComp
143 bool operator()(const in_addr &s1, const in_addr &s2) const
148 memcpy(&q,&s1,sizeof(size_t));
149 memcpy(&p,&s2,sizeof(size_t));
157 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
158 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
159 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
160 typedef std::deque<command_t> command_table;
166 user_hash clientlist;
169 command_table cmdlist;
176 struct linger linger = { 0 };
177 char bannerBuffer[MAXBUF];
178 int boundPortCount = 0;
179 int portCount = 0, UDPportCount = 0, ports[MAXSOCKS];
180 int defaultRoute = 0;
184 long MyKey = C.GenKey();
188 int has_channel(userrec *u, chanrec *c);
189 int usercount(chanrec *c);
190 int usercount_i(chanrec *c);
191 void update_stats_l(int fd,int data_out);
192 char* Passwd(userrec *user);
193 bool IsDenied(userrec *user);
194 void AddWhoWas(userrec* u);
196 std::vector<long> auth_cookies;
197 std::stringstream config_f(stringstream::in | stringstream::out);
203 char Revision[] = "$Revision$";
206 char *v1 = strtok_r(s1," ",&savept);
208 char *v2 = strtok_r(s1," ",&savept);
210 return (long)(atof(v2)*10000);
214 std::string getservername()
219 std::string getserverdesc()
224 std::string getnetworkname()
229 std::string getadminname()
234 std::string getadminemail()
239 std::string getadminnick()
244 void log(int level,char *text, ...)
246 char textbuffer[MAXBUF];
249 struct tm * timeinfo;
250 if (level < LogLevel)
254 timeinfo = localtime (&rawtime);
259 va_start (argsPtr, text);
260 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
262 strcpy(b,asctime(timeinfo));
263 b[strlen(b)-1] = ':';
264 fprintf(log_file,"%s %s\n",b,textbuffer);
267 // nofork enabled? display it on terminal too
268 printf("%s %s\n",b,textbuffer);
273 void readfile(file_cache &F, const char* fname)
276 char linebuf[MAXBUF];
278 log(DEBUG,"readfile: loading %s",fname);
280 file = fopen(fname,"r");
285 fgets(linebuf,sizeof(linebuf),file);
286 linebuf[strlen(linebuf)-1]='\0';
287 if (!strcmp(linebuf,""))
293 F.push_back(linebuf);
300 log(DEBUG,"readfile: failed to load file: %s",fname);
302 log(DEBUG,"readfile: loaded %s, %d lines",fname,F.size());
305 void ReadConfig(void)
307 char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF],MW[MAXBUF];
308 char AH[MAXBUF],AP[MAXBUF],AF[MAXBUF];
311 LoadConf(CONFIG_FILE,&config_f);
313 ConfValue("server","name",0,ServerName,&config_f);
314 ConfValue("server","description",0,ServerDesc,&config_f);
315 ConfValue("server","network",0,Network,&config_f);
316 ConfValue("admin","name",0,AdminName,&config_f);
317 ConfValue("admin","email",0,AdminEmail,&config_f);
318 ConfValue("admin","nick",0,AdminNick,&config_f);
319 ConfValue("files","motd",0,motd,&config_f);
320 ConfValue("files","rules",0,rules,&config_f);
321 ConfValue("power","diepass",0,diepass,&config_f);
322 ConfValue("power","pause",0,pauseval,&config_f);
323 ConfValue("power","restartpass",0,restartpass,&config_f);
324 ConfValue("options","prefixquit",0,PrefixQuit,&config_f);
325 ConfValue("die","value",0,DieValue,&config_f);
326 ConfValue("options","loglevel",0,dbg,&config_f);
327 ConfValue("options","netbuffersize",0,NB,&config_f);
328 ConfValue("options","maxwho",0,MW,&config_f);
329 ConfValue("options","allowhalfop",0,AH,&config_f);
330 ConfValue("options","allowprotect",0,AP,&config_f);
331 ConfValue("options","allowfounder",0,AF,&config_f);
332 NetBufferSize = atoi(NB);
333 MaxWhoResults = atoi(MW);
334 AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
335 AllowProtect = ((!strcasecmp(AP,"true")) || (!strcasecmp(AP,"1")) || (!strcasecmp(AP,"yes")));
336 AllowFounder = ((!strcasecmp(AF,"true")) || (!strcasecmp(AF,"1")) || (!strcasecmp(AF,"yes")));
337 if ((!NetBufferSize) || (NetBufferSize > 65535) || (NetBufferSize < 1024))
339 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
340 NetBufferSize = 10240;
342 if ((!MaxWhoResults) || (MaxWhoResults > 65535) || (MaxWhoResults < 1))
344 log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
347 if (!strcmp(dbg,"debug"))
349 if (!strcmp(dbg,"verbose"))
351 if (!strcmp(dbg,"default"))
353 if (!strcmp(dbg,"sparse"))
355 if (!strcmp(dbg,"none"))
358 log(DEFAULT,"Reading message of the day...");
359 readfile(RULES,rules);
360 log(DEFAULT,"Reading connect classes...");
362 for (int i = 0; i < ConfValueEnum("connect",&config_f); i++)
365 ConfValue("connect","allow",i,Value,&config_f);
366 ConfValue("connect","timeout",i,timeout,&config_f);
367 ConfValue("connect","flood",i,flood,&config_f);
368 if (strcmp(Value,""))
370 strcpy(c.host,Value);
373 ConfValue("connect","password",i,Value,&config_f);
374 strcpy(c.pass,Value);
375 c.registration_timeout = 90; // default is 2 minutes
376 c.flood = atoi(flood);
379 c.registration_timeout = atoi(timeout);
381 Classes.push_back(c);
382 log(DEBUG,"Read connect class type ALLOW, host=%s password=%s timeout=%d flood=%d",c.host,c.pass,c.registration_timeout,c.flood);
386 ConfValue("connect","deny",i,Value,&config_f);
387 strcpy(c.host,Value);
389 Classes.push_back(c);
390 log(DEBUG,"Read connect class type DENY, host=%s",c.host);
394 log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
395 read_xline_defaults();
396 log(DEFAULT,"Applying K lines, Q lines and Z lines...");
398 log(DEFAULT,"Done reading configuration file, InspIRCd is now running.");
401 /* write formatted text to a socket, in same format as printf */
403 void Write(int sock,char *text, ...)
407 log(DEFAULT,"*** BUG *** Write was given an invalid parameter");
410 char textbuffer[MAXBUF];
414 va_start (argsPtr, text);
415 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
417 sprintf(tb,"%s\r\n",textbuffer);
421 write(sock,tb,strlen(tb));
422 update_stats_l(sock,strlen(tb)); /* add one line-out to stats L for this fd */
426 /* write a server formatted numeric response to a single socket */
428 void WriteServ(int sock, char* text, ...)
432 log(DEFAULT,"*** BUG *** WriteServ was given an invalid parameter");
435 char textbuffer[MAXBUF],tb[MAXBUF];
437 va_start (argsPtr, text);
439 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
441 sprintf(tb,":%s %s\r\n",ServerName,textbuffer);
445 write(sock,tb,strlen(tb));
446 update_stats_l(sock,strlen(tb)); /* add one line-out to stats L for this fd */
450 /* write text from an originating user to originating user */
452 void WriteFrom(int sock, userrec *user,char* text, ...)
454 if ((!text) || (!user))
456 log(DEFAULT,"*** BUG *** WriteFrom was given an invalid parameter");
459 char textbuffer[MAXBUF],tb[MAXBUF];
461 va_start (argsPtr, text);
463 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
465 sprintf(tb,":%s!%s@%s %s\r\n",user->nick,user->ident,user->dhost,textbuffer);
469 write(sock,tb,strlen(tb));
470 update_stats_l(sock,strlen(tb)); /* add one line-out to stats L for this fd */
474 /* write text to an destination user from a source user (e.g. user privmsg) */
476 void WriteTo(userrec *source, userrec *dest,char *data, ...)
478 if ((!dest) || (!data))
480 log(DEFAULT,"*** BUG *** WriteTo was given an invalid parameter");
483 char textbuffer[MAXBUF],tb[MAXBUF];
485 va_start (argsPtr, data);
486 vsnprintf(textbuffer, MAXBUF, data, argsPtr);
490 // if no source given send it from the server.
493 WriteServ(dest->fd,":%s %s",ServerName,textbuffer);
497 WriteFrom(dest->fd,source,"%s",textbuffer);
501 /* write formatted text from a source user to all users on a channel
502 * including the sender (NOT for privmsg, notice etc!) */
504 void WriteChannel(chanrec* Ptr, userrec* user, char* text, ...)
506 if ((!Ptr) || (!user) || (!text))
508 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
511 char textbuffer[MAXBUF];
513 va_start (argsPtr, text);
514 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
516 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
518 if (has_channel(i->second,Ptr))
520 WriteTo(user,i->second,"%s",textbuffer);
525 /* write formatted text from a source user to all users on a channel
526 * including the sender (NOT for privmsg, notice etc!) doesnt send to
527 * users on remote servers */
529 void WriteChannelLocal(chanrec* Ptr, userrec* user, char* text, ...)
531 if ((!Ptr) || (!text))
533 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
536 char textbuffer[MAXBUF];
538 va_start (argsPtr, text);
539 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
541 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
543 if (has_channel(i->second,Ptr))
545 if (i->second->fd != -1)
549 WriteServ(i->second->fd,"%s",textbuffer);
553 WriteTo(user,i->second,"%s",textbuffer);
561 void WriteChannelWithServ(char* ServerName, chanrec* Ptr, userrec* user, char* text, ...)
563 if ((!Ptr) || (!user) || (!text))
565 log(DEFAULT,"*** BUG *** WriteChannelWithServ was given an invalid parameter");
568 char textbuffer[MAXBUF];
570 va_start (argsPtr, text);
571 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
573 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
577 if (has_channel(i->second,Ptr))
579 WriteServ(i->second->fd,"%s",textbuffer);
586 /* write formatted text from a source user to all users on a channel except
587 * for the sender (for privmsg etc) */
589 void ChanExceptSender(chanrec* Ptr, userrec* user, char* text, ...)
591 if ((!Ptr) || (!user) || (!text))
593 log(DEFAULT,"*** BUG *** ChanExceptSender was given an invalid parameter");
596 char textbuffer[MAXBUF];
598 va_start (argsPtr, text);
599 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
602 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
606 if (has_channel(i->second,Ptr) && (user != i->second))
608 WriteTo(user,i->second,"%s",textbuffer);
615 std::string GetServerDescription(char* servername)
617 for (int j = 0; j < 32; j++)
621 for (int k = 0; k < me[j]->connectors.size(); k++)
623 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
625 return me[j]->connectors[k].GetDescription();
629 return ServerDesc; // not a remote server that can be found, it must be me.
634 /* write a formatted string to all users who share at least one common
635 * channel, including the source user e.g. for use in NICK */
637 void WriteCommon(userrec *u, char* text, ...)
641 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
645 if (u->registered != 7) {
646 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
650 char textbuffer[MAXBUF];
652 va_start (argsPtr, text);
653 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
656 WriteFrom(u->fd,u,"%s",textbuffer);
658 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
662 if (common_channels(u,i->second) && (i->second != u))
664 WriteFrom(i->second->fd,u,"%s",textbuffer);
670 /* write a formatted string to all users who share at least one common
671 * channel, NOT including the source user e.g. for use in QUIT */
673 void WriteCommonExcept(userrec *u, char* text, ...)
677 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
681 if (u->registered != 7) {
682 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
686 char textbuffer[MAXBUF];
688 va_start (argsPtr, text);
689 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
692 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
696 if ((common_channels(u,i->second)) && (u != i->second))
698 WriteFrom(i->second->fd,u,"%s",textbuffer);
704 void WriteOpers(char* text, ...)
708 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
712 char textbuffer[MAXBUF];
714 va_start (argsPtr, text);
715 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
718 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
722 if (strchr(i->second->modes,'o'))
724 if (strchr(i->second->modes,'s'))
726 // send server notices to all with +s
727 // (TODO: needs SNOMASKs)
728 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,textbuffer);
735 // returns TRUE of any users on channel C occupy server 'servername'.
737 bool ChanAnyOnThisServer(chanrec *c,char* servername)
739 log(DEBUG,"ChanAnyOnThisServer");
740 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
742 if (has_channel(i->second,c))
744 if (!strcasecmp(i->second->server,servername))
753 // returns true if user 'u' shares any common channels with any users on server 'servername'
755 bool CommonOnThisServer(userrec* u,const char* servername)
757 log(DEBUG,"ChanAnyOnThisServer");
758 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
760 if ((common_channels(u,i->second)) && (u != i->second))
762 if (!strcasecmp(i->second->server,servername))
764 log(DEBUG,"%s is common to %s sharing with %s",i->second->nick,servername,u->nick);
773 void NetSendToCommon(userrec* u, char* s)
776 snprintf(buffer,MAXBUF,"%s",s);
778 log(DEBUG,"NetSendToCommon: '%s' '%s'",u->nick,s);
780 for (int j = 0; j < 32; j++)
784 for (int k = 0; k < me[j]->connectors.size(); k++)
786 if (CommonOnThisServer(u,me[j]->connectors[k].GetServerName().c_str()))
788 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
796 void NetSendToAll(char* s)
799 snprintf(buffer,MAXBUF,"%s",s);
801 log(DEBUG,"NetSendToAll: '%s'",s);
803 for (int j = 0; j < 32; j++)
807 for (int k = 0; k < me[j]->connectors.size(); k++)
809 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
815 void NetSendToAllAlive(char* s)
818 snprintf(buffer,MAXBUF,"%s",s);
820 log(DEBUG,"NetSendToAllAlive: '%s'",s);
822 for (int j = 0; j < 32; j++)
826 for (int k = 0; k < me[j]->connectors.size(); k++)
828 if (me[j]->connectors[k].GetState() != STATE_DISCONNECTED)
830 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
834 log(DEBUG,"%s is dead, not sending to it.",me[j]->connectors[k].GetServerName().c_str());
842 void NetSendToOne(char* target,char* s)
845 snprintf(buffer,MAXBUF,"%s",s);
847 log(DEBUG,"NetSendToOne: '%s' '%s'",target,s);
849 for (int j = 0; j < 32; j++)
853 for (int k = 0; k < me[j]->connectors.size(); k++)
855 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
857 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
864 void NetSendToAllExcept(const char* target,char* s)
867 snprintf(buffer,MAXBUF,"%s",s);
869 log(DEBUG,"NetSendToAllExcept: '%s' '%s'",target,s);
871 for (int j = 0; j < 32; j++)
875 for (int k = 0; k < me[j]->connectors.size(); k++)
877 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
879 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
887 void WriteMode(const char* modes, int flags, const char* text, ...)
889 if ((!text) || (!modes) || (!flags))
891 log(DEFAULT,"*** BUG *** WriteMode was given an invalid parameter");
895 char textbuffer[MAXBUF];
897 va_start (argsPtr, text);
898 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
901 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
905 bool send_to_user = false;
910 for (int n = 0; n < strlen(modes); n++)
912 if (!hasumode(i->second,modes[n]))
914 send_to_user = false;
919 else if (flags == WM_OR)
921 send_to_user = false;
922 for (int n = 0; n < strlen(modes); n++)
924 if (hasumode(i->second,modes[n]))
934 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,textbuffer);
941 void WriteWallOps(userrec *source, bool local_only, char* text, ...)
943 if ((!text) || (!source))
945 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
950 char textbuffer[MAXBUF];
952 va_start (argsPtr, text);
953 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
956 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
960 if (strchr(i->second->modes,'w'))
962 WriteTo(source,i->second,"WALLOPS %s",textbuffer);
970 snprintf(buffer,MAXBUF,"@ %s :%s",source->nick,textbuffer);
971 NetSendToAll(buffer);
975 /* convert a string to lowercase. Note following special circumstances
976 * taken from RFC 1459. Many "official" server branches still hold to this
977 * rule so i will too;
979 * Because of IRC's scandanavian origin, the characters {}| are
980 * considered to be the lower case equivalents of the characters []\,
981 * respectively. This is a critical issue when determining the
982 * equivalence of two nicknames.
985 void strlower(char *n)
991 for (int i = 0; i != strlen(n); i++)
993 n[i] = tolower(n[i]);
1005 /* Find a user record by nickname and return a pointer to it */
1007 userrec* Find(string nick)
1009 user_hash::iterator iter = clientlist.find(nick);
1011 if (iter == clientlist.end())
1012 /* Couldn't find it */
1015 return iter->second;
1018 void update_stats_l(int fd,int data_out) /* add one line-out to stats L for this fd */
1020 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1024 if (i->second->fd == fd)
1026 i->second->bytes_out+=data_out;
1027 i->second->cmds_out++;
1034 /* find a channel record by channel name and return a pointer to it */
1036 chanrec* FindChan(const char* chan)
1040 log(DEFAULT,"*** BUG *** Findchan was given an invalid parameter");
1044 chan_hash::iterator iter = chanlist.find(chan);
1046 if (iter == chanlist.end())
1047 /* Couldn't find it */
1050 return iter->second;
1054 void purge_empty_chans(void)
1056 int go_again = 1, purge = 0;
1061 for (chan_hash::iterator i = chanlist.begin(); i != chanlist.end(); i++)
1064 if (!usercount(i->second))
1066 /* kill the record */
1067 if (i != chanlist.end())
1069 log(DEBUG,"del_channel: destroyed: %s",i->second->name);
1079 log(DEBUG,"skipped purge for %s",i->second->name);
1084 log(DEBUG,"completed channel purge, killed %d",purge);
1088 char scratch[MAXBUF];
1089 char sparam[MAXBUF];
1091 char* chanmodes(chanrec *chan)
1095 log(DEFAULT,"*** BUG *** chanmodes was given an invalid parameter");
1102 if (chan->noexternal)
1104 strncat(scratch,"n",MAXMODES);
1106 if (chan->topiclock)
1108 strncat(scratch,"t",MAXMODES);
1110 if (strcmp(chan->key,""))
1112 strncat(scratch,"k",MAXMODES);
1116 strncat(scratch,"l",MAXMODES);
1118 if (chan->inviteonly)
1120 strncat(scratch,"i",MAXMODES);
1122 if (chan->moderated)
1124 strncat(scratch,"m",MAXMODES);
1128 strncat(scratch,"s",MAXMODES);
1130 if (chan->c_private)
1132 strncat(scratch,"p",MAXMODES);
1134 if (strcmp(chan->key,""))
1136 strncat(sparam," ",MAXBUF);
1137 strncat(sparam,chan->key,MAXBUF);
1142 sprintf(foo," %d",chan->limit);
1143 strncat(sparam,foo,MAXBUF);
1145 if (strlen(chan->custom_modes))
1147 strncat(scratch,chan->custom_modes,MAXMODES);
1148 for (int z = 0; z < strlen(chan->custom_modes); z++)
1150 std::string extparam = chan->GetModeParameter(chan->custom_modes[z]);
1153 strncat(sparam," ",MAXBUF);
1154 strncat(sparam,extparam.c_str(),MAXBUF);
1158 log(DEBUG,"chanmodes: %s %s%s",chan->name,scratch,sparam);
1159 strncat(scratch,sparam,MAXMODES);
1164 /* compile a userlist of a channel into a string, each nick seperated by
1165 * spaces and op, voice etc status shown as @ and + */
1167 void userlist(userrec *user,chanrec *c)
1169 if ((!c) || (!user))
1171 log(DEFAULT,"*** BUG *** userlist was given an invalid parameter");
1175 sprintf(list,"353 %s = %s :", user->nick, c->name);
1176 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1178 if (has_channel(i->second,c))
1180 if (isnick(i->second->nick))
1182 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1184 /* user is +i, and source not on the channel, does not show
1185 * nick in NAMES list */
1188 strcat(list,cmode(i->second,c));
1189 strcat(list,i->second->nick);
1191 if (strlen(list)>(480-NICKMAX))
1193 /* list overflowed into
1194 * multiple numerics */
1195 WriteServ(user->fd,list);
1196 sprintf(list,"353 %s = %s :", user->nick, c->name);
1201 /* if whats left in the list isnt empty, send it */
1202 if (list[strlen(list)-1] != ':')
1204 WriteServ(user->fd,list);
1208 /* return a count of the users on a specific channel accounting for
1209 * invisible users who won't increase the count. e.g. for /LIST */
1211 int usercount_i(chanrec *c)
1218 log(DEFAULT,"*** BUG *** usercount_i was given an invalid parameter");
1223 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1227 if (has_channel(i->second,c))
1229 if (isnick(i->second->nick))
1231 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1233 /* user is +i, and source not on the channel, does not show
1234 * nick in NAMES list */
1242 log(DEBUG,"usercount_i: %s %d",c->name,count);
1247 int usercount(chanrec *c)
1254 log(DEFAULT,"*** BUG *** usercount was given an invalid parameter");
1259 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1263 if (has_channel(i->second,c))
1265 if ((isnick(i->second->nick)) && (i->second->registered == 7))
1272 log(DEBUG,"usercount: %s %d",c->name,count);
1277 /* add a channel to a user, creating the record for it if needed and linking
1278 * it to the user record */
1280 chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
1282 if ((!user) || (!cn))
1284 log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
1293 strncpy(cname,cn,MAXBUF);
1295 // we MUST declare this wherever we use FOREACH_RESULT
1298 if (strlen(cname) > CHANMAX-1)
1300 cname[CHANMAX-1] = '\0';
1303 log(DEBUG,"add_channel: %s %s",user->nick,cname);
1305 if ((FindChan(cname)) && (has_channel(user,FindChan(cname))))
1307 return NULL; // already on the channel!
1311 if (!FindChan(cname))
1313 FOREACH_RESULT(OnUserPreJoin(user,NULL,cname));
1318 /* create a new one */
1319 log(DEBUG,"add_channel: creating: %s",cname);
1321 chanlist[cname] = new chanrec();
1323 strcpy(chanlist[cname]->name, cname);
1324 chanlist[cname]->topiclock = 1;
1325 chanlist[cname]->noexternal = 1;
1326 chanlist[cname]->created = time(NULL);
1327 strcpy(chanlist[cname]->topic, "");
1328 strncpy(chanlist[cname]->setby, user->nick,NICKMAX);
1329 chanlist[cname]->topicset = 0;
1330 Ptr = chanlist[cname];
1331 log(DEBUG,"add_channel: created: %s",cname);
1332 /* set created to 2 to indicate user
1333 * is the first in the channel
1334 * and should be given ops */
1340 /* channel exists, just fish out a pointer to its struct */
1341 Ptr = FindChan(cname);
1344 log(DEBUG,"add_channel: joining to: %s",Ptr->name);
1346 // the override flag allows us to bypass channel modes
1347 // and bans (used by servers)
1350 FOREACH_RESULT(OnUserPreJoin(user,Ptr,cname));
1355 if (strcmp(Ptr->key,""))
1357 log(DEBUG,"add_channel: %s has key %s",Ptr->name,Ptr->key);
1360 log(DEBUG,"add_channel: no key given in JOIN");
1361 WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
1366 log(DEBUG,"key at %p is %s",key,key);
1367 if (strcasecmp(key,Ptr->key))
1369 log(DEBUG,"add_channel: bad key given in JOIN");
1370 WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
1375 log(DEBUG,"add_channel: no key");
1377 if (Ptr->inviteonly)
1379 log(DEBUG,"add_channel: channel is +i");
1380 if (user->IsInvited(Ptr->name))
1382 /* user was invited to channel */
1383 /* there may be an optional channel NOTICE here */
1387 WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
1391 log(DEBUG,"add_channel: channel is not +i");
1395 if (usercount(Ptr) == Ptr->limit)
1397 WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
1402 log(DEBUG,"add_channel: about to walk banlist");
1404 /* check user against the channel banlist */
1407 if (Ptr->bans.size())
1409 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
1411 if (match(user->GetFullHost(),i->data))
1413 WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
1420 log(DEBUG,"add_channel: bans checked");
1423 if ((Ptr) && (user))
1425 user->RemoveInvite(Ptr->name);
1428 log(DEBUG,"add_channel: invites removed");
1433 log(DEBUG,"Overridden checks");
1441 log(DEBUG,"Passed channel checks");
1443 for (int i =0; i != MAXCHANS; i++)
1445 log(DEBUG,"Check location %d",i);
1446 if (user->chans[i].channel == NULL)
1448 log(DEBUG,"Adding into their channel list at location %d",i);
1452 /* first user in is given ops */
1453 user->chans[i].uc_modes = UCMODE_OP;
1457 user->chans[i].uc_modes = 0;
1459 user->chans[i].channel = Ptr;
1460 WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
1462 if (!override) // we're not overriding... so this isnt part of a netburst, broadcast it.
1464 // use the stamdard J token with no privilages.
1465 char buffer[MAXBUF];
1468 snprintf(buffer,MAXBUF,"J %s @%s",user->nick,Ptr->name);
1472 snprintf(buffer,MAXBUF,"J %s %s",user->nick,Ptr->name);
1474 NetSendToAll(buffer);
1477 log(DEBUG,"Sent JOIN to client");
1481 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
1482 WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
1485 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
1486 WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name,chanmodes(Ptr));
1487 WriteServ(user->fd,"329 %s %s %d", user->nick, Ptr->name, Ptr->created);
1488 FOREACH_MOD OnUserJoin(user,Ptr);
1492 log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
1493 WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
1497 /* remove a channel from a users record, and remove the record from memory
1498 * if the channel has become empty */
1500 chanrec* del_channel(userrec *user, const char* cname, const char* reason, bool local)
1502 if ((!user) || (!cname))
1504 log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
1511 if ((!cname) || (!user))
1516 Ptr = FindChan(cname);
1523 FOREACH_MOD OnUserPart(user,Ptr);
1524 log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
1526 for (int i =0; i != MAXCHANS; i++)
1528 /* zap it from the channel list of the user */
1529 if (user->chans[i].channel == Ptr)
1533 WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
1537 char buffer[MAXBUF];
1538 snprintf(buffer,MAXBUF,"L %s %s :%s",user->nick,Ptr->name,reason);
1539 NetSendToAll(buffer);
1548 char buffer[MAXBUF];
1549 snprintf(buffer,MAXBUF,"L %s %s :",user->nick,Ptr->name);
1550 NetSendToAll(buffer);
1553 WriteChannel(Ptr,user,"PART :%s",Ptr->name);
1555 user->chans[i].uc_modes = 0;
1556 user->chans[i].channel = NULL;
1557 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1562 /* if there are no users left on the channel */
1563 if (!usercount(Ptr))
1565 chan_hash::iterator iter = chanlist.find(Ptr->name);
1567 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1569 /* kill the record */
1570 if (iter != chanlist.end())
1572 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1573 delete iter->second;
1574 chanlist.erase(iter);
1580 void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
1582 if ((!src) || (!user) || (!Ptr) || (!reason))
1584 log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
1591 if ((!Ptr) || (!user) || (!src))
1596 log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
1598 if (!has_channel(user,Ptr))
1600 WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
1603 if (((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr))) && (!is_uline(src->server)))
1605 if (cstatus(src,Ptr) == STATUS_HOP)
1607 WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
1611 WriteServ(src->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",src->nick, Ptr->name);
1617 for (int i =0; i != MAXCHANS; i++)
1619 /* zap it from the channel list of the user */
1620 if (user->chans[i].channel)
1621 if (!strcasecmp(user->chans[i].channel->name,Ptr->name))
1623 WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
1624 user->chans[i].uc_modes = 0;
1625 user->chans[i].channel = NULL;
1626 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1631 /* if there are no users left on the channel */
1632 if (!usercount(Ptr))
1634 chan_hash::iterator iter = chanlist.find(Ptr->name);
1636 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1638 /* kill the record */
1639 if (iter != chanlist.end())
1641 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1642 delete iter->second;
1643 chanlist.erase(iter);
1651 /* This function pokes and hacks at a parameter list like the following:
1653 * PART #winbot, #darkgalaxy :m00!
1655 * to turn it into a series of individual calls like this:
1657 * PART #winbot :m00!
1658 * PART #darkgalaxy :m00!
1660 * The seperate calls are sent to a callback function provided by the caller
1661 * (the caller will usually call itself recursively). The callback function
1662 * must be a command handler. Calling this function on a line with no list causes
1663 * no action to be taken. You must provide a starting and ending parameter number
1664 * where the range of the list can be found, useful if you have a terminating
1665 * parameter as above which is actually not part of the list, or parameters
1666 * before the actual list as well. This code is used by many functions which
1667 * can function as "one to list" (see the RFC) */
1669 int loop_call(handlerfunc fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
1674 char blog[32][MAXBUF];
1675 char blog2[32][MAXBUF];
1676 int i = 0, j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
1677 char keystr[MAXBUF];
1680 for (int i = 0; i <32; i++)
1683 for (int i = 0; i <32; i++)
1684 strcpy(blog2[i],"");
1687 for (int i = 0; i <10; i++)
1691 parameters[i] = moo;
1696 if (pcnt > 1) /* we have a key to copy */
1698 strcpy(keystr,parameters[1]);
1702 if (!parameters[start])
1706 if (!strchr(parameters[start],','))
1711 for (int i = start; i <= end; i++)
1715 strcat(plist,parameters[i]);
1723 for (int i = 0; i < t; i++)
1725 if (plist[i] == ',')
1728 strcpy(blog[j++],param);
1732 WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
1737 strcpy(blog[j++],param);
1740 if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
1745 if ((joins) && (keystr))
1747 if (strchr(keystr,','))
1751 t2 = strlen(keystr);
1752 for (int i = 0; i < t2; i++)
1754 if (keystr[i] == ',')
1757 strcpy(blog2[j++],param);
1761 strcpy(blog2[j++],param);
1766 for (j = 0; j < total; j++)
1772 for (q = end; q < pcnt-1; q++)
1774 if (parameters[q+1])
1776 pars[q-end+1] = parameters[q+1];
1779 if ((joins) && (parameters[1]))
1790 /* repeatedly call the function with the hacked parameter list */
1791 if ((joins) && (pcnt > 1))
1795 // pars[1] already set up and containing key from blog2[j]
1800 pars[1] = parameters[1];
1806 fn(pars,pcnt-(end-start),u);
1815 void kill_link(userrec *user,const char* r)
1817 user_hash::iterator iter = clientlist.find(user->nick);
1819 char reason[MAXBUF];
1821 strncpy(reason,r,MAXBUF);
1823 if (strlen(reason)>MAXQUIT)
1825 reason[MAXQUIT-1] = '\0';
1828 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
1829 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
1830 log(DEBUG,"closing fd %d",user->fd);
1832 /* bugfix, cant close() a nonblocking socket (sux!) */
1833 if (user->registered == 7) {
1834 FOREACH_MOD OnUserQuit(user);
1835 WriteCommonExcept(user,"QUIT :%s",reason);
1837 // Q token must go to ALL servers!!!
1838 char buffer[MAXBUF];
1839 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
1840 NetSendToAll(buffer);
1843 /* push the socket on a stack of sockets due to be closed at the next opportunity
1844 * 'Client exited' is an exception to this as it means the client side has already
1845 * closed the socket, we don't need to do it.
1847 fd_reap.push_back(user->fd);
1849 bool do_purge = false;
1851 if (user->registered == 7) {
1852 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,reason);
1856 if (iter != clientlist.end())
1858 log(DEBUG,"deleting user hash value %d",iter->second);
1859 if ((iter->second) && (user->registered == 7)) {
1860 delete iter->second;
1862 clientlist.erase(iter);
1865 if (user->registered == 7) {
1866 purge_empty_chans();
1870 void kill_link_silent(userrec *user,const char* r)
1872 user_hash::iterator iter = clientlist.find(user->nick);
1874 char reason[MAXBUF];
1876 strncpy(reason,r,MAXBUF);
1878 if (strlen(reason)>MAXQUIT)
1880 reason[MAXQUIT-1] = '\0';
1883 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
1884 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
1885 log(DEBUG,"closing fd %d",user->fd);
1887 /* bugfix, cant close() a nonblocking socket (sux!) */
1888 if (user->registered == 7) {
1889 FOREACH_MOD OnUserQuit(user);
1890 WriteCommonExcept(user,"QUIT :%s",reason);
1892 // Q token must go to ALL servers!!!
1893 char buffer[MAXBUF];
1894 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
1895 NetSendToAll(buffer);
1898 /* push the socket on a stack of sockets due to be closed at the next opportunity
1899 * 'Client exited' is an exception to this as it means the client side has already
1900 * closed the socket, we don't need to do it.
1902 fd_reap.push_back(user->fd);
1904 bool do_purge = false;
1906 if (iter != clientlist.end())
1908 log(DEBUG,"deleting user hash value %d",iter->second);
1909 if ((iter->second) && (user->registered == 7)) {
1910 delete iter->second;
1912 clientlist.erase(iter);
1915 if (user->registered == 7) {
1916 purge_empty_chans();
1922 // looks up a users password for their connection class (<ALLOW>/<DENY> tags)
1924 char* Passwd(userrec *user)
1926 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1928 if (match(user->host,i->host) && (i->type == CC_ALLOW))
1936 bool IsDenied(userrec *user)
1938 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1940 if (match(user->host,i->host) && (i->type == CC_DENY))
1951 /* sends out an error notice to all connected clients (not to be used
1954 void send_error(char *s)
1956 log(DEBUG,"send_error: %s",s);
1957 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1959 if (isnick(i->second->nick))
1961 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,s);
1965 // fix - unregistered connections receive ERROR, not NOTICE
1966 Write(i->second->fd,"ERROR :%s",s);
1971 void Error(int status)
1973 signal (SIGALRM, SIG_IGN);
1974 signal (SIGPIPE, SIG_IGN);
1975 signal (SIGTERM, SIG_IGN);
1976 signal (SIGABRT, SIG_IGN);
1977 signal (SIGSEGV, SIG_IGN);
1978 signal (SIGURG, SIG_IGN);
1979 signal (SIGKILL, SIG_IGN);
1980 log(DEBUG,"*** fell down a pothole in the road to perfection ***");
1981 send_error("Error! Segmentation fault! save meeeeeeeeeeeeee *splat!*");
1986 int main(int argc, char *argv[])
1990 log(DEBUG,"*** InspIRCd starting up!");
1991 if (!FileExists(CONFIG_FILE))
1993 printf("ERROR: Cannot open config file: %s\nExiting...\n",CONFIG_FILE);
1994 log(DEBUG,"main: no config");
1995 printf("ERROR: Your config file is missing, this IRCd will self destruct in 10 seconds!\n");
1999 if (!strcmp(argv[1],"-nofork")) {
2003 if (InspIRCd() == ERROR)
2005 log(DEBUG,"main: daemon function bailed");
2006 printf("ERROR: could not initialise. Shutting down.\n");
2013 template<typename T> inline string ConvToStr(const T &in)
2016 if (!(tmp << in)) return string();
2020 /* re-allocates a nick in the user_hash after they change nicknames,
2021 * returns a pointer to the new user as it may have moved */
2023 userrec* ReHashNick(char* Old, char* New)
2025 user_hash::iterator newnick;
2026 user_hash::iterator oldnick = clientlist.find(Old);
2028 log(DEBUG,"ReHashNick: %s %s",Old,New);
2030 if (!strcasecmp(Old,New))
2032 log(DEBUG,"old nick is new nick, skipping");
2033 return oldnick->second;
2036 if (oldnick == clientlist.end()) return NULL; /* doesnt exist */
2038 log(DEBUG,"ReHashNick: Found hashed nick %s",Old);
2040 clientlist[New] = new userrec();
2041 clientlist[New] = oldnick->second;
2042 /*delete oldnick->second; */
2043 clientlist.erase(oldnick);
2045 log(DEBUG,"ReHashNick: Nick rehashed as %s",New);
2047 return clientlist[New];
2050 /* adds or updates an entry in the whowas list */
2051 void AddWhoWas(userrec* u)
2053 user_hash::iterator iter = whowas.find(u->nick);
2054 userrec *a = new userrec();
2055 strcpy(a->nick,u->nick);
2056 strcpy(a->ident,u->ident);
2057 strcpy(a->dhost,u->dhost);
2058 strcpy(a->host,u->host);
2059 strcpy(a->fullname,u->fullname);
2060 strcpy(a->server,u->server);
2061 a->signon = u->signon;
2063 /* MAX_WHOWAS: max number of /WHOWAS items
2064 * WHOWAS_STALE: number of hours before a WHOWAS item is marked as stale and
2065 * can be replaced by a newer one
2068 if (iter == whowas.end())
2070 if (whowas.size() == WHOWAS_MAX)
2072 for (user_hash::iterator i = whowas.begin(); i != whowas.end(); i++)
2074 // 3600 seconds in an hour ;)
2075 if ((i->second->signon)<(time(NULL)-(WHOWAS_STALE*3600)))
2079 log(DEBUG,"added WHOWAS entry, purged an old record");
2086 log(DEBUG,"added fresh WHOWAS entry");
2087 whowas[a->nick] = a;
2092 log(DEBUG,"updated WHOWAS entry");
2093 delete iter->second;
2099 /* add a client connection to the sockets list */
2100 void AddClient(int socket, char* host, int port, bool iscached, char* ip)
2104 char resolved[MAXBUF];
2107 user_hash::iterator iter;
2109 tempnick = ConvToStr(socket) + "-unknown";
2110 sprintf(tn2,"%d-unknown",socket);
2112 iter = clientlist.find(tempnick);
2114 if (iter != clientlist.end()) return;
2117 * It is OK to access the value here this way since we know
2118 * it exists, we just created it above.
2120 * At NO other time should you access a value in a map or a
2121 * hash_map this way.
2123 clientlist[tempnick] = new userrec();
2125 NonBlocking(socket);
2126 log(DEBUG,"AddClient: %d %s %d %s",socket,host,port,ip);
2128 clientlist[tempnick]->fd = socket;
2129 strncpy(clientlist[tempnick]->nick, tn2,NICKMAX);
2130 strncpy(clientlist[tempnick]->host, host,160);
2131 strncpy(clientlist[tempnick]->dhost, host,160);
2132 strncpy(clientlist[tempnick]->server, ServerName,256);
2133 strncpy(clientlist[tempnick]->ident, "unknown",9);
2134 clientlist[tempnick]->registered = 0;
2135 clientlist[tempnick]->signon = time(NULL);
2136 clientlist[tempnick]->nping = time(NULL)+240;
2137 clientlist[tempnick]->lastping = 1;
2138 clientlist[tempnick]->port = port;
2139 strncpy(clientlist[tempnick]->ip,ip,32);
2143 WriteServ(socket,"NOTICE Auth :Found your hostname (cached)...");
2147 WriteServ(socket,"NOTICE Auth :Looking up your hostname...");
2150 // set the registration timeout for this user
2151 unsigned long class_regtimeout = 90;
2152 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2154 if (match(clientlist[tempnick]->host,i->host) && (i->type == CC_ALLOW))
2156 class_regtimeout = (unsigned long)i->registration_timeout;
2161 int class_flood = 0;
2162 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2164 if (match(clientlist[tempnick]->host,i->host) && (i->type == CC_ALLOW))
2166 class_flood = i->flood;
2171 clientlist[tempnick]->timeout = time(NULL)+class_regtimeout;
2172 clientlist[tempnick]->flood = class_flood;
2174 for (int i = 0; i < MAXCHANS; i++)
2176 clientlist[tempnick]->chans[i].channel = NULL;
2177 clientlist[tempnick]->chans[i].uc_modes = 0;
2180 if (clientlist.size() == MAXCLIENTS)
2181 kill_link(clientlist[tempnick],"No more connections allowed in this class");
2183 char* r = matches_zline(ip);
2186 char reason[MAXBUF];
2187 snprintf(reason,MAXBUF,"Z-Lined: %s",r);
2188 kill_link(clientlist[tempnick],reason);
2195 return clientlist.size();
2199 int usercount_invisible(void)
2203 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2205 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'i'))) c++;
2210 int usercount_opers(void)
2214 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2216 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'o'))) c++;
2221 int usercount_unknown(void)
2225 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2227 if ((i->second->fd) && (i->second->registered != 7))
2233 long chancount(void)
2235 return chanlist.size();
2238 long count_servs(void)
2241 //for (int j = 0; j < 255; j++)
2243 // if (servers[j] != NULL)
2249 long servercount(void)
2251 return count_servs()+1;
2257 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2259 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,ServerName))) c++;
2265 void ShowMOTD(userrec *user)
2269 WriteServ(user->fd,"422 %s :Message of the day file is missing.",user->nick);
2272 WriteServ(user->fd,"375 %s :- %s message of the day",user->nick,ServerName);
2273 for (int i = 0; i != MOTD.size(); i++)
2275 WriteServ(user->fd,"372 %s :- %s",user->nick,MOTD[i].c_str());
2277 WriteServ(user->fd,"376 %s :End of %s message of the day.",user->nick,ServerName);
2280 void ShowRULES(userrec *user)
2284 WriteServ(user->fd,"NOTICE %s :Rules file is missing.",user->nick);
2287 WriteServ(user->fd,"NOTICE %s :%s rules",user->nick,ServerName);
2288 for (int i = 0; i != RULES.size(); i++)
2290 WriteServ(user->fd,"NOTICE %s :%s",user->nick,RULES[i].c_str());
2292 WriteServ(user->fd,"NOTICE %s :End of %s rules.",user->nick,ServerName);
2295 /* shows the message of the day, and any other on-logon stuff */
2296 void ConnectUser(userrec *user)
2298 user->registered = 7;
2299 user->idle_lastmsg = time(NULL);
2300 log(DEBUG,"ConnectUser: %s",user->nick);
2302 if (strcmp(Passwd(user),"") && (!user->haspassed))
2304 kill_link(user,"Invalid password");
2309 kill_link(user,"Unauthorised connection");
2313 char match_against[MAXBUF];
2314 snprintf(match_against,MAXBUF,"%s@%s",user->ident,user->host);
2315 char* r = matches_gline(match_against);
2318 char reason[MAXBUF];
2319 snprintf(reason,MAXBUF,"G-Lined: %s",r);
2320 kill_link_silent(user,reason);
2324 r = matches_kline(user->host);
2327 char reason[MAXBUF];
2328 snprintf(reason,MAXBUF,"K-Lined: %s",r);
2329 kill_link_silent(user,reason);
2333 WriteServ(user->fd,"NOTICE Auth :Welcome to \002%s\002!",Network);
2334 WriteServ(user->fd,"001 %s :Welcome to the %s IRC Network %s!%s@%s",user->nick,Network,user->nick,user->ident,user->host);
2335 WriteServ(user->fd,"002 %s :Your host is %s, running version %s",user->nick,ServerName,VERSION);
2336 WriteServ(user->fd,"003 %s :This server was created %s %s",user->nick,__TIME__,__DATE__);
2337 WriteServ(user->fd,"004 %s %s %s iowghraAsORVSxNCWqBzvdHtGI lvhopsmntikrRcaqOALQbSeKVfHGCuzN",user->nick,ServerName,VERSION);
2338 WriteServ(user->fd,"005 %s MAP KNOCK SAFELIST HCN MAXCHANNELS=20 MAXBANS=60 NICKLEN=30 TOPICLEN=307 KICKLEN=307 MAXTARGETS=20 AWAYLEN=307 :are supported by this server",user->nick);
2339 WriteServ(user->fd,"005 %s WALLCHOPS WATCH=128 SILENCE=5 MODES=13 CHANTYPES=# PREFIX=(ohv)@%c+ CHANMODES=ohvbeqa,kfL,l,psmntirRcOAQKVHGCuzN NETWORK=%s :are supported by this server",user->nick,'%',Network);
2341 FOREACH_MOD OnUserConnect(user);
2342 WriteOpers("*** Client connecting on port %d: %s!%s@%s",user->port,user->nick,user->ident,user->host);
2344 char buffer[MAXBUF];
2345 snprintf(buffer,MAXBUF,"N %d %s %s %s %s +%s %s %s :%s",user->age,user->nick,user->host,user->dhost,user->ident,user->modes,user->ip,ServerName,user->fullname);
2346 NetSendToAll(buffer);
2349 void handle_version(char **parameters, int pcnt, userrec *user)
2351 char Revision[] = "$Revision$";
2353 char *s1 = Revision;
2355 char *v1 = strtok_r(s1," ",&savept);
2357 char *v2 = strtok_r(s1," ",&savept);
2360 WriteServ(user->fd,"351 %s :%s Rev. %s %s :%s (O=%d)",user->nick,VERSION,v2,ServerName,SYSTEM,OPTIMISATION);
2364 // calls a handler function for a command
2366 void call_handler(const char* commandname,char **parameters, int pcnt, userrec *user)
2368 for (int i = 0; i < cmdlist.size(); i++)
2370 if (!strcasecmp(cmdlist[i].command,commandname))
2372 if (cmdlist[i].handler_function)
2374 if (pcnt>=cmdlist[i].min_params)
2376 if (strchr(user->modes,cmdlist[i].flags_needed))
2378 cmdlist[i].handler_function(parameters,pcnt,user);
2386 void DoSplitEveryone()
2388 bool go_again = true;
2392 for (int i = 0; i < 32; i++)
2396 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2398 if (strcasecmp(j->GetServerName().c_str(),ServerName))
2401 j->CloseConnection();
2402 me[i]->connectors.erase(j);
2410 log(DEBUG,"Removed server. Will remove clients...");
2411 // iterate through the userlist and remove all users on this server.
2412 // because we're dealing with a mesh, we dont have to deal with anything
2413 // "down-route" from this server (nice huh)
2415 char reason[MAXBUF];
2419 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2421 if (strcasecmp(u->second->server,ServerName))
2423 snprintf(reason,MAXBUF,"%s %s",ServerName,u->second->server);
2424 kill_link(u->second,reason);
2434 char islast(const char* s)
2437 for (int j = 0; j < 32; j++)
2441 for (int k = 0; k < me[j]->connectors.size(); k++)
2443 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2447 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2457 long map_count(const char* s)
2460 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2462 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,s))) c++;
2468 void force_nickchange(userrec* user,const char* newnick)
2475 FOREACH_RESULT(OnUserPreNick(user,newnick));
2477 kill_link(user,"Nickname collision");
2480 if (matches_qline(newnick))
2482 kill_link(user,"Nickname collision");
2490 strncpy(nick,newnick,MAXBUF);
2492 if (user->registered == 7)
2496 handle_nick(pars,1,user);
2502 int process_parameters(char **command_p,char *parameters)
2507 q = strlen(parameters);
2510 /* no parameters, command_p invalid! */
2513 if (parameters[0] == ':')
2515 command_p[0] = parameters+1;
2520 if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
2522 /* only one parameter */
2523 command_p[0] = parameters;
2524 if (parameters[0] == ':')
2526 if (strchr(parameters,' ') != NULL)
2534 command_p[j++] = parameters;
2535 for (int i = 0; i <= q; i++)
2537 if (parameters[i] == ' ')
2539 command_p[j++] = parameters+i+1;
2540 parameters[i] = '\0';
2541 if (command_p[j-1][0] == ':')
2543 *command_p[j-1]++; /* remove dodgy ":" */
2545 /* parameter like this marks end of the sequence */
2549 return j; /* returns total number of items in the list */
2552 void process_command(userrec *user, char* cmd)
2556 char *command_p[127];
2557 char p[MAXBUF], temp[MAXBUF];
2558 int i, j, items, cmd_found;
2560 for (int i = 0; i < 127; i++)
2561 command_p[i] = NULL;
2571 if (!strcmp(cmd,""))
2576 int total_params = 0;
2579 for (int q = 0; q < strlen(cmd)-1; q++)
2581 if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
2584 // found a 'trailing', we dont count them after this.
2592 // another phidjit bug...
2593 if (total_params > 126)
2595 kill_link(user,"Protocol violation (1)");
2601 std::string tmp = cmd;
2602 for (int i = 0; i <= MODCOUNT; i++)
2604 std::string oldtmp = tmp;
2605 modules[i]->OnServerRaw(tmp,true,user);
2608 log(DEBUG,"A Module changed the input string!");
2609 log(DEBUG,"New string: %s",tmp.c_str());
2610 log(DEBUG,"Old string: %s",oldtmp.c_str());
2614 strncpy(cmd,tmp.c_str(),MAXBUF);
2617 if (!strchr(cmd,' '))
2619 /* no parameters, lets skip the formalities and not chop up
2621 log(DEBUG,"About to preprocess command with no params");
2623 command_p[0] = NULL;
2625 for (int i = 0; i <= strlen(cmd); i++)
2627 cmd[i] = toupper(cmd[i]);
2629 log(DEBUG,"Preprocess done length=%d",strlen(cmd));
2636 /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
2637 for (int i = 0; i < strlen(temp); i++)
2639 if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
2645 /* split the full string into a command plus parameters */
2649 if (strchr(cmd,' '))
2651 for (int i = 0; i <= strlen(cmd); i++)
2653 /* capitalise the command ONLY, leave params intact */
2654 cmd[i] = toupper(cmd[i]);
2655 /* are we nearly there yet?! :P */
2659 parameters = cmd+i+1;
2667 for (int i = 0; i <= strlen(cmd); i++)
2669 cmd[i] = toupper(cmd[i]);
2676 if (strlen(command)>MAXCOMMAND)
2678 kill_link(user,"Protocol violation (2)");
2682 for (int x = 0; x < strlen(command); x++)
2684 if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
2686 if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
2688 if (!strchr("@!\"$%^&*(){}[]_-=+;:'#~,.<>/?\\|`",command[x]))
2690 kill_link(user,"Protocol violation (3)");
2697 for (int i = 0; i != cmdlist.size(); i++)
2699 if (strcmp(cmdlist[i].command,""))
2701 if (strlen(command)>=(strlen(cmdlist[i].command))) if (!strncmp(command, cmdlist[i].command,MAXCOMMAND))
2703 log(DEBUG,"Found matching command");
2707 if (strcmp(parameters,""))
2709 items = process_parameters(command_p,parameters);
2714 command_p[0] = NULL;
2720 command_p[0] = NULL;
2725 log(DEBUG,"Processing command");
2727 /* activity resets the ping pending timer */
2728 user->nping = time(NULL) + 120;
2729 if ((items) < cmdlist[i].min_params)
2731 log(DEBUG,"process_command: not enough parameters: %s %s",user->nick,command);
2732 WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
2735 if ((!strchr(user->modes,cmdlist[i].flags_needed)) && (cmdlist[i].flags_needed))
2737 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
2738 WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
2742 /* if the command isnt USER, PASS, or NICK, and nick is empty,
2744 if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
2746 if ((!isnick(user->nick)) || (user->registered != 7))
2748 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
2749 WriteServ(user->fd,"451 %s :You have not registered",command);
2753 if ((user->registered == 7) || (!strcmp(command,"USER")) || (!strcmp(command,"NICK")) || (!strcmp(command,"PASS")))
2755 log(DEBUG,"process_command: handler: %s %s %d",user->nick,command,items);
2756 if (cmdlist[i].handler_function)
2758 /* ikky /stats counters */
2763 user->bytes_in += strlen(temp);
2766 cmdlist[i].use_count++;
2767 cmdlist[i].total_bytes+=strlen(temp);
2770 /* WARNING: nothing may come after the
2771 * command handler call, as the handler
2772 * may free the user structure! */
2774 cmdlist[i].handler_function(command_p,items,user);
2780 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
2781 WriteServ(user->fd,"451 %s :You have not registered",command);
2789 if ((!cmd_found) && (user))
2791 log(DEBUG,"process_command: not in table: %s %s",user->nick,command);
2792 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
2797 void createcommand(char* cmd, handlerfunc f, char flags, int minparams)
2800 /* create the command and push it onto the table */
2801 strcpy(comm.command,cmd);
2802 comm.handler_function = f;
2803 comm.flags_needed = flags;
2804 comm.min_params = minparams;
2806 comm.total_bytes = 0;
2807 cmdlist.push_back(comm);
2808 log(DEBUG,"Added command %s (%d parameters)",cmd,minparams);
2811 void SetupCommandTable(void)
2813 createcommand("USER",handle_user,0,4);
2814 createcommand("NICK",handle_nick,0,1);
2815 createcommand("QUIT",handle_quit,0,0);
2816 createcommand("VERSION",handle_version,0,0);
2817 createcommand("PING",handle_ping,0,1);
2818 createcommand("PONG",handle_pong,0,1);
2819 createcommand("ADMIN",handle_admin,0,0);
2820 createcommand("PRIVMSG",handle_privmsg,0,2);
2821 createcommand("INFO",handle_info,0,0);
2822 createcommand("TIME",handle_time,0,0);
2823 createcommand("WHOIS",handle_whois,0,1);
2824 createcommand("WALLOPS",handle_wallops,'o',1);
2825 createcommand("NOTICE",handle_notice,0,2);
2826 createcommand("JOIN",handle_join,0,1);
2827 createcommand("NAMES",handle_names,0,1);
2828 createcommand("PART",handle_part,0,1);
2829 createcommand("KICK",handle_kick,0,2);
2830 createcommand("MODE",handle_mode,0,1);
2831 createcommand("TOPIC",handle_topic,0,1);
2832 createcommand("WHO",handle_who,0,1);
2833 createcommand("MOTD",handle_motd,0,0);
2834 createcommand("RULES",handle_rules,0,0);
2835 createcommand("OPER",handle_oper,0,2);
2836 createcommand("LIST",handle_list,0,0);
2837 createcommand("DIE",handle_die,'o',1);
2838 createcommand("RESTART",handle_restart,'o',1);
2839 createcommand("KILL",handle_kill,'o',2);
2840 createcommand("REHASH",handle_rehash,'o',0);
2841 createcommand("LUSERS",handle_lusers,0,0);
2842 createcommand("STATS",handle_stats,0,1);
2843 createcommand("USERHOST",handle_userhost,0,1);
2844 createcommand("AWAY",handle_away,0,0);
2845 createcommand("ISON",handle_ison,0,0);
2846 createcommand("SUMMON",handle_summon,0,0);
2847 createcommand("USERS",handle_users,0,0);
2848 createcommand("INVITE",handle_invite,0,2);
2849 createcommand("PASS",handle_pass,0,1);
2850 createcommand("TRACE",handle_trace,'o',0);
2851 createcommand("WHOWAS",handle_whowas,0,1);
2852 createcommand("CONNECT",handle_connect,'o',1);
2853 createcommand("SQUIT",handle_squit,'o',0);
2854 createcommand("MODULES",handle_modules,'o',0);
2855 createcommand("LINKS",handle_links,0,0);
2856 createcommand("MAP",handle_map,0,0);
2857 createcommand("KLINE",handle_kline,'o',1);
2858 createcommand("GLINE",handle_gline,'o',1);
2859 createcommand("ZLINE",handle_zline,'o',1);
2860 createcommand("QLINE",handle_qline,'o',1);
2863 void process_buffer(const char* cmdbuf,userrec *user)
2867 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
2874 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
2877 if (!strcmp(cmdbuf,""))
2881 while ((cmdbuf[0] == ' ') && (strlen(cmdbuf)>0)) cmdbuf++; // strip leading spaces
2883 strncpy(cmd,cmdbuf,MAXBUF);
2884 if (!strcmp(cmd,""))
2888 if ((cmd[strlen(cmd)-1] == 13) || (cmd[strlen(cmd)-1] == 10))
2890 cmd[strlen(cmd)-1] = '\0';
2892 if ((cmd[strlen(cmd)-1] == 13) || (cmd[strlen(cmd)-1] == 10))
2894 cmd[strlen(cmd)-1] = '\0';
2897 while ((cmd[strlen(cmd)-1] == ' ') && (strlen(cmd)>0)) // strip trailing spaces
2899 cmd[strlen(cmd)-1] = '\0';
2902 if (!strcmp(cmd,""))
2906 log(DEBUG,"InspIRCd: processing: %s %s",user->nick,cmd);
2908 if ((user) && (cmd))
2910 process_command(user,cmd);
2914 void DoSync(serverrec* serv, char* tcp_host)
2917 log(DEBUG,"Sending sync");
2918 // send start of sync marker: Y <timestamp>
2919 // at this point the ircd receiving it starts broadcasting this netburst to all ircds
2920 // except the ones its receiving it from.
2921 snprintf(data,MAXBUF,"Y %d",time(NULL));
2922 serv->SendPacket(data,tcp_host);
2923 // send users and channels
2924 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
2926 snprintf(data,MAXBUF,"N %d %s %s %s %s +%s %s %s :%s",u->second->age,u->second->nick,u->second->host,u->second->dhost,u->second->ident,u->second->modes,u->second->ip,u->second->server,u->second->fullname);
2927 serv->SendPacket(data,tcp_host);
2928 if (strcmp(chlist(u->second),""))
2930 snprintf(data,MAXBUF,"J %s %s",u->second->nick,chlist(u->second));
2931 serv->SendPacket(data,tcp_host);
2934 // send channel modes, topics etc...
2935 for (chan_hash::iterator c = chanlist.begin(); c != chanlist.end(); c++)
2937 snprintf(data,MAXBUF,"M %s +%s",c->second->name,chanmodes(c->second));
2938 serv->SendPacket(data,tcp_host);
2939 if (strcmp(c->second->topic,""))
2941 snprintf(data,MAXBUF,"T %d %s %s :%s",c->second->topicset,c->second->setby,c->second->name,c->second->topic);
2942 serv->SendPacket(data,tcp_host);
2944 // send current banlist
2946 for (BanList::iterator b = c->second->bans.begin(); b != c->second->bans.end(); b++)
2948 snprintf(data,MAXBUF,"M %s +b %s",b->set_time,c->second->name,b->data);
2949 serv->SendPacket(data,tcp_host);
2952 // sync global zlines, glines, etc
2953 sync_xlines(serv,tcp_host);
2954 snprintf(data,MAXBUF,"F %d",time(NULL));
2955 serv->SendPacket(data,tcp_host);
2956 log(DEBUG,"Sent sync");
2957 // ircd sends its serverlist after the end of sync here
2961 void NetSendMyRoutingTable()
2963 // send out a line saying what is reachable to us.
2964 // E.g. if A is linked to B C and D, send out:
2966 // if its only linked to B and D send out:
2968 // if it has no links, dont even send out the line at all.
2969 char buffer[MAXBUF];
2970 sprintf(buffer,"$ %s",ServerName);
2971 bool sendit = false;
2972 for (int i = 0; i < 32; i++)
2976 for (int j = 0; j < me[i]->connectors.size(); j++)
2978 if (me[i]->connectors[j].GetState() != STATE_DISCONNECTED)
2980 strncat(buffer," ",MAXBUF);
2981 strncat(buffer,me[i]->connectors[j].GetServerName().c_str(),MAXBUF);
2988 NetSendToAll(buffer);
2992 void DoSplit(const char* params)
2994 bool go_again = true;
2998 for (int i = 0; i < 32; i++)
3002 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3004 if (!strcasecmp(j->GetServerName().c_str(),params))
3007 j->CloseConnection();
3008 me[i]->connectors.erase(j);
3016 log(DEBUG,"Removed server. Will remove clients...");
3017 // iterate through the userlist and remove all users on this server.
3018 // because we're dealing with a mesh, we dont have to deal with anything
3019 // "down-route" from this server (nice huh)
3021 char reason[MAXBUF];
3022 snprintf(reason,MAXBUF,"%s %s",ServerName,params);
3026 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
3028 if (!strcasecmp(u->second->server,params))
3030 kill_link(u->second,reason);
3038 // removes a server. Will NOT remove its users!
3040 void RemoveServer(const char* name)
3042 bool go_again = true;
3046 for (int i = 0; i < 32; i++)
3050 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3052 if (!strcasecmp(j->GetServerName().c_str(),name))
3055 j->CloseConnection();
3056 me[i]->connectors.erase(j);
3067 int reap_counter = 0;
3071 struct sockaddr_in client, server;
3072 char addrs[MAXBUF][255];
3073 int openSockfd[MAXSOCKS], incomingSockfd, result = TRUE;
3075 int count = 0, scanDetectTrigger = TRUE, showBanner = FALSE;
3076 int selectResult = 0, selectResult2 = 0;
3077 char *temp, configToken[MAXBUF], stuff[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
3078 char resolvedHost[MAXBUF];
3082 log_file = fopen("ircd.log","a+");
3085 printf("ERROR: Could not write to logfile ircd.log, bailing!\n\n");
3089 log(DEBUG,"InspIRCd: startup: begin");
3093 printf("WARNING!!! You are running an irc server as ROOT!!! DO NOT DO THIS!!!\n\n");
3095 log(DEBUG,"InspIRCd: startup: not starting with UID 0!");
3097 SetupCommandTable();
3098 log(DEBUG,"InspIRCd: startup: default command table set up");
3101 if (strcmp(DieValue,""))
3103 printf("WARNING: %s\n\n",DieValue);
3106 log(DEBUG,"InspIRCd: startup: read config");
3108 int count2 = 0, count3 = 0;
3110 for (count = 0; count < ConfValueEnum("bind",&config_f); count++)
3112 ConfValue("bind","port",count,configToken,&config_f);
3113 ConfValue("bind","address",count,Addr,&config_f);
3114 ConfValue("bind","type",count,Type,&config_f);
3115 if (!strcmp(Type,"servers"))
3117 char Default[MAXBUF];
3118 strcpy(Default,"no");
3119 ConfValue("bind","default",count,Default,&config_f);
3120 if (strchr(Default,'y'))
3122 defaultRoute = count3;
3123 log(DEBUG,"InspIRCd: startup: binding '%s:%s' is default server route",Addr,configToken);
3125 me[count3] = new serverrec(ServerName,100L,false);
3126 me[count3]->CreateListener(Addr,atoi(configToken));
3131 ports[count2] = atoi(configToken);
3132 strcpy(addrs[count2],Addr);
3135 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
3138 UDPportCount = count3;
3140 log(DEBUG,"InspIRCd: startup: read %d total client ports and %d total server ports",portCount,UDPportCount);
3142 log(DEBUG,"InspIRCd: startup: InspIRCd is now running!");
3146 /* BugFix By Craig! :p */
3148 for (count2 = 0; count2 < ConfValueEnum("module",&config_f); count2++)
3150 char modfile[MAXBUF];
3151 ConfValue("module","name",count2,configToken,&config_f);
3152 sprintf(modfile,"%s/%s",MOD_PATH,configToken,&config_f);
3153 printf("Loading module... \033[1;37m%s\033[0;37m\n",modfile);
3154 log(DEBUG,"InspIRCd: startup: Loading module: %s",modfile);
3155 /* If The File Doesnt exist, Trying to load it
3156 * Will Segfault the IRCd.. So, check to see if
3157 * it Exists, Before Proceeding. */
3158 if (FileExists(modfile))
3160 factory[count] = new ircd_module(modfile);
3161 if (factory[count]->LastError())
3163 log(DEBUG,"Unable to load %s: %s",modfile,factory[count]->LastError());
3164 sprintf("Unable to load %s: %s\nExiting...\n",modfile,factory[count]->LastError());
3167 if (factory[count]->factory)
3169 modules[count] = factory[count]->factory->CreateModule();
3170 /* save the module and the module's classfactory, if
3171 * this isnt done, random crashes can occur :/ */
3172 module_names.push_back(modfile);
3176 log(DEBUG,"Unable to load %s",modfile);
3177 sprintf("Unable to load %s\nExiting...\n",modfile);
3180 /* Increase the Count */
3185 log(DEBUG,"InspIRCd: startup: Module Not Found %s",modfile);
3186 printf("Module Not Found: \033[1;37m%s\033[0;37m, Skipping\n",modfile);
3189 MODCOUNT = count - 1;
3190 log(DEBUG,"Total loaded modules: %d",MODCOUNT+1);
3192 printf("\nInspIRCd is now running!\n");
3194 startup_time = time(NULL);
3198 log(VERBOSE,"Not forking as -nofork was specified");
3202 if (DaemonSeed() == ERROR)
3204 log(DEBUG,"InspIRCd: startup: can't daemonise");
3205 printf("ERROR: could not go into daemon mode. Shutting down.\n");
3211 /* setup select call */
3212 FD_ZERO(&selectFds);
3213 log(DEBUG,"InspIRCd: startup: zero selects");
3214 log(VERBOSE,"InspIRCd: startup: portCount = %d", portCount);
3216 for (count = 0; count < portCount; count++)
3218 if ((openSockfd[boundPortCount] = OpenTCPSocket()) == ERROR)
3220 log(DEBUG,"InspIRCd: startup: bad fd %d",openSockfd[boundPortCount]);
3223 if (BindSocket(openSockfd[boundPortCount],client,server,ports[count],addrs[count]) == ERROR)
3225 log(DEBUG,"InspIRCd: startup: failed to bind port %d",ports[count]);
3227 else /* well we at least bound to one socket so we'll continue */
3233 log(DEBUG,"InspIRCd: startup: total bound ports %d",boundPortCount);
3235 /* if we didn't bind to anything then abort */
3236 if (boundPortCount == 0)
3238 log(DEBUG,"InspIRCd: startup: no ports bound, bailing!");
3243 length = sizeof (client);
3244 char udp_msg[MAXBUF], tcp_host[MAXBUF];
3246 /* main loop, this never returns */
3249 #ifdef _POSIX_PRIORITY_SCHEDULING
3252 // update the status of klines, etc
3259 user_hash::iterator count2 = clientlist.begin();
3261 // *FIX* Instead of closing sockets in kill_link when they receive the ERROR :blah line, we should queue
3262 // them in a list, then reap the list every second or so.
3263 if (reap_counter>300)
3265 if (fd_reap.size() > 0)
3267 for( int n = 0; n < fd_reap.size(); n++)
3269 Blocking(fd_reap[n]);
3271 NonBlocking(fd_reap[n]);
3280 FD_ZERO(&serverfds);
3283 for (int x = 0; x != UDPportCount; x++)
3285 FD_SET(me[x]->fd, &serverfds);
3291 int servresult = select(32767, &serverfds, NULL, NULL, &tvs);
3294 for (int x = 0; x != UDPportCount; x++)
3296 if (FD_ISSET (me[x]->fd, &serverfds))
3298 char remotehost[MAXBUF],resolved[MAXBUF];
3299 length = sizeof (client);
3300 incomingSockfd = accept (me[x]->fd, (sockaddr *) &client, &length);
3301 strncpy(remotehost,(char *)inet_ntoa(client.sin_addr),MAXBUF);
3302 if(CleanAndResolve(resolved, remotehost) != TRUE)
3304 strncpy(resolved,remotehost,MAXBUF);
3306 // add to this connections ircd_connector vector
3307 // *FIX* - we need the LOCAL port not the remote port in &client!
3308 me[x]->AddIncoming(incomingSockfd,resolved,me[x]->port);
3313 for (int x = 0; x < UDPportCount; x++)
3315 std::deque<std::string> msgs;
3317 if (me[x]->RecvPacket(msgs, tcp_host))
3319 for (int ctr = 0; ctr < msgs.size(); ctr++)
3321 char udp_msg[MAXBUF];
3322 strncpy(udp_msg,msgs[ctr].c_str(),MAXBUF);
3323 if (strlen(udp_msg)<1)
3325 log(DEBUG,"Invalid string from %s [route%d]",tcp_host,x);
3328 // during a netburst, send all data to all other linked servers
3329 if ((((nb_start>0) && (udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))) || (is_uline(tcp_host)))
3331 if (is_uline(tcp_host))
3333 if ((udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))
3335 NetSendToAllExcept(tcp_host,udp_msg);
3339 NetSendToAllExcept(tcp_host,udp_msg);
3341 FOREACH_MOD OnPacketReceive(udp_msg);
3342 handle_link_packet(udp_msg, tcp_host, me[x]);
3349 while (count2 != clientlist.end())
3352 tval.tv_usec = tval.tv_sec = 0;
3354 int total_in_this_set = 0;
3356 user_hash::iterator xcount = count2;
3357 user_hash::iterator endingiter = count2;
3359 if (!count2->second) break;
3362 if (count2->second->fd != 0)
3364 // assemble up to 64 sockets into an fd_set
3365 // to implement a pooling mechanism.
3367 // This should be up to 64x faster than the
3368 // old implementation.
3369 while (total_in_this_set < 64)
3371 if (count2 != clientlist.end())
3373 // we don't check the state of remote users.
3374 if (count2->second->fd > 0)
3376 FD_SET (count2->second->fd, &sfd);
3378 // registration timeout -- didnt send USER/NICK/HOST in the time specified in
3379 // their connection class.
3380 if ((time(NULL) > count2->second->timeout) && (count2->second->registered != 7))
3382 log(DEBUG,"InspIRCd: registration timeout: %s",count2->second->nick);
3383 kill_link(count2->second,"Registration timeout");
3386 if (((time(NULL)) > count2->second->nping) && (isnick(count2->second->nick)) && (count2->second->registered == 7))
3388 if ((!count2->second->lastping) && (count2->second->registered == 7))
3390 log(DEBUG,"InspIRCd: ping timeout: %s",count2->second->nick);
3391 kill_link(count2->second,"Ping timeout");
3394 Write(count2->second->fd,"PING :%s",ServerName);
3395 log(DEBUG,"InspIRCd: pinging: %s",count2->second->nick);
3396 count2->second->lastping = 0;
3397 count2->second->nping = time(NULL)+120;
3401 total_in_this_set++;
3406 endingiter = count2;
3407 count2 = xcount; // roll back to where we were
3413 selectResult2 = select(65535, &sfd, NULL, NULL, &tval);
3415 // now loop through all of the items in this pool if any are waiting
3416 //if (selectResult2 > 0)
3417 for (user_hash::iterator count2a = xcount; count2a != endingiter; count2a++)
3420 #ifdef _POSIX_PRIORITY_SCHEDULING
3425 if ((count2a->second->fd != -1) && (FD_ISSET (count2a->second->fd, &sfd)))
3427 log(DEBUG,"Reading fd %d",count2a->second->fd);
3428 memset(data, 0, 10240);
3429 result = read(count2a->second->fd, data, 10240);
3434 log(DEBUG,"Read %d characters from socket",result);
3435 userrec* current = count2a->second;
3436 int currfd = current->fd;
3437 char* l = strtok(data,"\n");
3442 if ((floodlines > current->flood) && (current->flood != 0))
3444 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
3445 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
3446 kill_link(current,"Excess flood");
3449 char sanitized[NetBufferSize];
3450 memset(sanitized, 0, NetBufferSize);
3452 for (int pt = 0; pt < strlen(l); pt++)
3456 sanitized[ptt++] = l[pt];
3459 sanitized[ptt] = '\0';
3460 if (strlen(sanitized))
3464 // we're gonna re-scan to check if the nick is gone, after every
3465 // command - if it has, we're gonna bail
3466 bool find_again = false;
3467 process_buffer(sanitized,current);
3469 // look for the user's record in case it's changed
3470 for (user_hash::iterator c2 = clientlist.begin(); c2 != clientlist.end(); c2++)
3472 if (c2->second->fd == currfd)
3474 // found again, update pointer
3475 current == c2->second;
3484 l = strtok(NULL,"\n");
3489 if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
3491 log(DEBUG,"killing: %s",count2a->second->nick);
3492 kill_link(count2a->second,strerror(errno));
3496 // result EAGAIN means nothing read
3497 if (result == EAGAIN)
3505 log(DEBUG,"InspIRCd: Exited: %s",count2a->second->nick);
3506 kill_link(count2a->second,"Client exited");
3507 // must bail here? kill_link removes the hash, corrupting the iterator
3508 log(DEBUG,"Bailing from client exit");
3512 else if (result > 0)
3517 for (int q = 0; q < total_in_this_set; q++)
3519 // there is no iterator += operator :(
3520 //if (count2 != clientlist.end())
3527 // set up select call
3528 for (count = 0; count < boundPortCount; count++)
3530 FD_SET (openSockfd[count], &selectFds);
3534 selectResult = select(MAXSOCKS, &selectFds, NULL, NULL, &tv);
3536 /* select is reporting a waiting socket. Poll them all to find out which */
3537 if (selectResult > 0)
3539 char target[MAXBUF], resolved[MAXBUF];
3540 for (count = 0; count < boundPortCount; count++)
3542 if (FD_ISSET (openSockfd[count], &selectFds))
3544 length = sizeof (client);
3545 incomingSockfd = accept (openSockfd[count], (struct sockaddr *) &client, &length);
3547 address_cache::iterator iter = IP.find(client.sin_addr);
3548 bool iscached = false;
3549 if (iter == IP.end())
3551 /* ip isn't in cache, add it */
3552 strncpy (target, (char *) inet_ntoa (client.sin_addr), MAXBUF);
3553 if(CleanAndResolve(resolved, target) != TRUE)
3555 strncpy(resolved,target,MAXBUF);
3557 /* hostname now in 'target' */
3558 IP[client.sin_addr] = new string(resolved);
3559 /* hostname in cache */
3563 /* found ip (cached) */
3564 strncpy(resolved, iter->second->c_str(), MAXBUF);
3568 if (incomingSockfd < 0)
3570 WriteOpers("*** WARNING: Accept failed on port %d (%s)", ports[count],target);
3571 log(DEBUG,"InspIRCd: accept failed: %d",ports[count]);
3575 AddClient(incomingSockfd, resolved, ports[count], iscached, inet_ntoa (client.sin_addr));
3576 log(DEBUG,"InspIRCd: adding client on port %d fd=%d",ports[count],incomingSockfd);
3583 if(0) {}; // "Label must be followed by a statement"... so i gave it one.
3586 close (incomingSockfd);