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"
58 #include "inspstring.h"
62 #define nspace __gnu_cxx
67 int LogLevel = DEFAULT;
68 char ServerName[MAXBUF];
70 char ServerDesc[MAXBUF];
71 char AdminName[MAXBUF];
72 char AdminEmail[MAXBUF];
73 char AdminNick[MAXBUF];
75 char restartpass[MAXBUF];
79 char PrefixQuit[MAXBUF];
80 char DieValue[MAXBUF];
81 char DNSServer[MAXBUF];
83 int WHOWAS_STALE = 48; // default WHOWAS Entries last 2 days before they go 'stale'
84 int WHOWAS_MAX = 100; // default 100 people maximum in the WHOWAS list
86 time_t startup_time = time(NULL);
87 int NetBufferSize = 10240; // NetBufferSize used as the buffer size for all read() ops
88 extern int MaxWhoResults;
92 char DisabledCommands[MAXBUF];
94 bool AllowHalfop = true;
95 bool AllowProtect = true;
96 bool AllowFounder = true;
98 extern std::vector<Module*> modules;
99 std::vector<std::string> module_names;
100 extern std::vector<ircd_module*> factory;
103 int openSockfd[MAXSOCKS];
105 bool unlimitcore = false;
107 time_t TIME = time(NULL);
112 template<> struct hash<in_addr>
114 template<> struct nspace::hash<in_addr>
117 size_t operator()(const struct in_addr &a) const
120 memcpy(&q,&a,sizeof(size_t));
125 template<> struct hash<string>
127 template<> struct nspace::hash<string>
130 size_t operator()(const string &s) const
133 static struct hash<const char *> strhash;
134 strlcpy(a,s.c_str(),MAXBUF);
145 bool operator()(const string& s1, const string& s2) const
147 char a[MAXBUF],b[MAXBUF];
148 strlcpy(a,s1.c_str(),MAXBUF);
149 strlcpy(b,s2.c_str(),MAXBUF);
152 return (strcasecmp(a,b) == 0);
157 struct InAddr_HashComp
160 bool operator()(const in_addr &s1, const in_addr &s2) const
165 memcpy(&q,&s1,sizeof(size_t));
166 memcpy(&p,&s2,sizeof(size_t));
174 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
175 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
176 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
177 typedef std::deque<command_t> command_table;
183 user_hash clientlist;
186 command_table cmdlist;
193 struct linger linger = { 0 };
194 char MyExecutable[1024];
195 int boundPortCount = 0;
196 int portCount = 0, UDPportCount = 0, ports[MAXSOCKS];
197 int defaultRoute = 0;
198 char ModPath[MAXBUF];
202 long MyKey = C.GenKey();
206 int has_channel(userrec *u, chanrec *c);
207 int usercount(chanrec *c);
208 int usercount_i(chanrec *c);
209 char* Passwd(userrec *user);
210 bool IsDenied(userrec *user);
211 void AddWhoWas(userrec* u);
213 std::vector<long> auth_cookies;
214 std::stringstream config_f(stringstream::in | stringstream::out);
220 char Revision[] = "$Revision$";
223 char *v1 = strtok_r(s1," ",&savept);
225 char *v2 = strtok_r(s1," ",&savept);
227 return (long)(atof(v2)*10000);
231 std::string getservername()
236 std::string getserverdesc()
241 std::string getnetworkname()
246 std::string getadminname()
251 std::string getadminemail()
256 std::string getadminnick()
261 void log(int level,char *text, ...)
263 char textbuffer[MAXBUF];
266 struct tm * timeinfo;
267 if (level < LogLevel)
271 timeinfo = localtime (&rawtime);
276 va_start (argsPtr, text);
277 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
279 strlcpy(b,asctime(timeinfo),MAXBUF);
280 b[strlen(b)-1] = ':';
281 fprintf(log_file,"%s %s\n",b,textbuffer);
284 // nofork enabled? display it on terminal too
285 printf("%s %s\n",b,textbuffer);
290 void readfile(file_cache &F, const char* fname)
293 char linebuf[MAXBUF];
295 log(DEBUG,"readfile: loading %s",fname);
297 file = fopen(fname,"r");
302 fgets(linebuf,sizeof(linebuf),file);
303 linebuf[strlen(linebuf)-1]='\0';
304 if (!strcmp(linebuf,""))
310 F.push_back(linebuf);
317 log(DEBUG,"readfile: failed to load file: %s",fname);
319 log(DEBUG,"readfile: loaded %s, %d lines",fname,F.size());
322 void ReadConfig(bool bail, userrec* user)
324 char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF],MW[MAXBUF];
325 char AH[MAXBUF],AP[MAXBUF],AF[MAXBUF],DNT[MAXBUF],pfreq[MAXBUF];
327 std::stringstream errstr;
329 if (!LoadConf(CONFIG_FILE,&config_f,&errstr))
334 printf("There were errors in your configuration:\n%s",errstr.str().c_str());
342 WriteServ(user->fd,"NOTICE %s :There were errors in the configuration file:",user->nick);
343 while (!errstr.eof())
345 errstr.getline(dataline,1024);
346 WriteServ(user->fd,"NOTICE %s :%s",user->nick,dataline);
351 WriteOpers("There were errors in the configuration file:",user->nick);
352 while (!errstr.eof())
354 errstr.getline(dataline,1024);
355 WriteOpers(dataline);
362 ConfValue("server","name",0,ServerName,&config_f);
363 ConfValue("server","description",0,ServerDesc,&config_f);
364 ConfValue("server","network",0,Network,&config_f);
365 ConfValue("admin","name",0,AdminName,&config_f);
366 ConfValue("admin","email",0,AdminEmail,&config_f);
367 ConfValue("admin","nick",0,AdminNick,&config_f);
368 ConfValue("files","motd",0,motd,&config_f);
369 ConfValue("files","rules",0,rules,&config_f);
370 ConfValue("power","diepass",0,diepass,&config_f);
371 ConfValue("power","pause",0,pauseval,&config_f);
372 ConfValue("power","restartpass",0,restartpass,&config_f);
373 ConfValue("options","prefixquit",0,PrefixQuit,&config_f);
374 ConfValue("die","value",0,DieValue,&config_f);
375 ConfValue("options","loglevel",0,dbg,&config_f);
376 ConfValue("options","netbuffersize",0,NB,&config_f);
377 ConfValue("options","maxwho",0,MW,&config_f);
378 ConfValue("options","allowhalfop",0,AH,&config_f);
379 ConfValue("options","allowprotect",0,AP,&config_f);
380 ConfValue("options","allowfounder",0,AF,&config_f);
381 ConfValue("dns","server",0,DNSServer,&config_f);
382 ConfValue("dns","timeout",0,DNT,&config_f);
383 ConfValue("options","moduledir",0,ModPath,&config_f);
384 ConfValue("disabled","commands",0,DisabledCommands,&config_f);
386 NetBufferSize = atoi(NB);
387 MaxWhoResults = atoi(MW);
388 dns_timeout = atoi(DNT);
391 if (!strcmp(DNSServer,""))
392 strlcpy(DNSServer,"127.0.0.1",MAXBUF);
393 if (!strcmp(ModPath,""))
394 strlcpy(ModPath,MOD_PATH,MAXBUF);
395 AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
396 AllowProtect = ((!strcasecmp(AP,"true")) || (!strcasecmp(AP,"1")) || (!strcasecmp(AP,"yes")));
397 AllowFounder = ((!strcasecmp(AF,"true")) || (!strcasecmp(AF,"1")) || (!strcasecmp(AF,"yes")));
398 if ((!NetBufferSize) || (NetBufferSize > 65535) || (NetBufferSize < 1024))
400 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
401 NetBufferSize = 10240;
403 if ((!MaxWhoResults) || (MaxWhoResults > 65535) || (MaxWhoResults < 1))
405 log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
408 if (!strcmp(dbg,"debug"))
410 if (!strcmp(dbg,"verbose"))
412 if (!strcmp(dbg,"default"))
414 if (!strcmp(dbg,"sparse"))
416 if (!strcmp(dbg,"none"))
419 log(DEFAULT,"Reading message of the day...");
420 readfile(RULES,rules);
421 log(DEFAULT,"Reading connect classes...");
423 for (int i = 0; i < ConfValueEnum("connect",&config_f); i++)
426 ConfValue("connect","allow",i,Value,&config_f);
427 ConfValue("connect","timeout",i,timeout,&config_f);
428 ConfValue("connect","flood",i,flood,&config_f);
429 ConfValue("connect","pingfreq",i,pfreq,&config_f);
430 if (strcmp(Value,""))
432 strlcpy(c.host,Value,MAXBUF);
434 strlcpy(Value,"",MAXBUF);
435 ConfValue("connect","password",i,Value,&config_f);
436 strlcpy(c.pass,Value,MAXBUF);
437 c.registration_timeout = 90; // default is 2 minutes
439 c.flood = atoi(flood);
442 c.registration_timeout = atoi(timeout);
446 c.pingtime = atoi(pfreq);
448 Classes.push_back(c);
449 log(DEBUG,"Read connect class type ALLOW, host=%s password=%s timeout=%d flood=%d",c.host,c.pass,c.registration_timeout,c.flood);
453 ConfValue("connect","deny",i,Value,&config_f);
454 strlcpy(c.host,Value,MAXBUF);
456 Classes.push_back(c);
457 log(DEBUG,"Read connect class type DENY, host=%s",c.host);
461 log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
462 read_xline_defaults();
463 log(DEFAULT,"Applying K lines, Q lines and Z lines...");
465 log(DEFAULT,"Done reading configuration file, InspIRCd is now starting.");
468 log(DEFAULT,"Adding and removing modules due to rehash...");
470 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
472 // store the old module names
473 for (std::vector<std::string>::iterator t = module_names.begin(); t != module_names.end(); t++)
475 old_module_names.push_back(*t);
478 // get the new module names
479 for (int count2 = 0; count2 < ConfValueEnum("module",&config_f); count2++)
481 ConfValue("module","name",count2,Value,&config_f);
482 new_module_names.push_back(Value);
485 // now create a list of new modules that are due to be loaded
486 // and a seperate list of modules which are due to be unloaded
487 for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
490 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
496 added_modules.push_back(*_new);
498 for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
501 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
507 removed_modules.push_back(*oldm);
509 // now we have added_modules, a vector of modules to be loaded, and removed_modules, a vector of modules
511 int rem = 0, add = 0;
512 if (!removed_modules.empty())
513 for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
515 if (UnloadModule(removing->c_str()))
517 WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
518 WriteServ(user->fd,"973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
523 WriteServ(user->fd,"972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ModuleError());
526 if (!added_modules.empty())
527 for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
529 if (LoadModule(adding->c_str()))
531 WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
532 WriteServ(user->fd,"975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
537 WriteServ(user->fd,"974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ModuleError());
540 log(DEFAULT,"Successfully unloaded %d of %d modules and loaded %d of %d modules.",rem,removed_modules.size(),add,added_modules.size());
544 /* write formatted text to a socket, in same format as printf */
546 void Write(int sock,char *text, ...)
548 if (sock == FD_MAGIC_NUMBER)
552 log(DEFAULT,"*** BUG *** Write was given an invalid parameter");
555 char textbuffer[MAXBUF];
559 va_start (argsPtr, text);
560 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
562 snprintf(tb,MAXBUF,"%s\r\n",textbuffer);
566 write(sock,tb,strlen(tb));
570 /* write a server formatted numeric response to a single socket */
572 void WriteServ(int sock, char* text, ...)
574 if (sock == FD_MAGIC_NUMBER)
578 log(DEFAULT,"*** BUG *** WriteServ was given an invalid parameter");
581 char textbuffer[MAXBUF],tb[MAXBUF];
583 va_start (argsPtr, text);
585 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
587 snprintf(tb,MAXBUF,":%s %s\r\n",ServerName,textbuffer);
591 write(sock,tb,strlen(tb));
595 /* write text from an originating user to originating user */
597 void WriteFrom(int sock, userrec *user,char* text, ...)
599 if (sock == FD_MAGIC_NUMBER)
601 if ((!text) || (!user))
603 log(DEFAULT,"*** BUG *** WriteFrom was given an invalid parameter");
606 char textbuffer[MAXBUF],tb[MAXBUF];
608 va_start (argsPtr, text);
610 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
612 snprintf(tb,MAXBUF,":%s!%s@%s %s\r\n",user->nick,user->ident,user->dhost,textbuffer);
616 write(sock,tb,strlen(tb));
620 /* write text to an destination user from a source user (e.g. user privmsg) */
622 void WriteTo(userrec *source, userrec *dest,char *data, ...)
624 if ((!dest) || (!data))
626 log(DEFAULT,"*** BUG *** WriteTo was given an invalid parameter");
629 if (dest->fd == FD_MAGIC_NUMBER)
631 char textbuffer[MAXBUF],tb[MAXBUF];
633 va_start (argsPtr, data);
634 vsnprintf(textbuffer, MAXBUF, data, argsPtr);
638 // if no source given send it from the server.
641 WriteServ(dest->fd,":%s %s",ServerName,textbuffer);
645 WriteFrom(dest->fd,source,"%s",textbuffer);
649 /* write formatted text from a source user to all users on a channel
650 * including the sender (NOT for privmsg, notice etc!) */
652 void WriteChannel(chanrec* Ptr, userrec* user, char* text, ...)
654 if ((!Ptr) || (!user) || (!text))
656 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
659 char textbuffer[MAXBUF];
661 va_start (argsPtr, text);
662 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
664 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
666 if (has_channel(i->second,Ptr))
668 if (i->second->fd != FD_MAGIC_NUMBER)
669 WriteTo(user,i->second,"%s",textbuffer);
674 /* write formatted text from a source user to all users on a channel
675 * including the sender (NOT for privmsg, notice etc!) doesnt send to
676 * users on remote servers */
678 void WriteChannelLocal(chanrec* Ptr, userrec* user, char* text, ...)
680 if ((!Ptr) || (!text))
682 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
685 char textbuffer[MAXBUF];
687 va_start (argsPtr, text);
688 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
690 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
692 if (has_channel(i->second,Ptr))
694 if ((i->second->fd != -1) && (i->second->fd != FD_MAGIC_NUMBER))
698 WriteServ(i->second->fd,"%s",textbuffer);
702 WriteTo(user,i->second,"%s",textbuffer);
710 void WriteChannelWithServ(char* ServerName, chanrec* Ptr, userrec* user, char* text, ...)
712 if ((!Ptr) || (!user) || (!text))
714 log(DEFAULT,"*** BUG *** WriteChannelWithServ was given an invalid parameter");
717 char textbuffer[MAXBUF];
719 va_start (argsPtr, text);
720 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
722 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
726 if ((has_channel(i->second,Ptr)) && (i->second->fd != FD_MAGIC_NUMBER))
728 WriteServ(i->second->fd,"%s",textbuffer);
735 /* write formatted text from a source user to all users on a channel except
736 * for the sender (for privmsg etc) */
738 void ChanExceptSender(chanrec* Ptr, userrec* user, char* text, ...)
740 if ((!Ptr) || (!user) || (!text))
742 log(DEFAULT,"*** BUG *** ChanExceptSender was given an invalid parameter");
745 char textbuffer[MAXBUF];
747 va_start (argsPtr, text);
748 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
751 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
755 if ((has_channel(i->second,Ptr)) && (user != i->second) && (i->second->fd != FD_MAGIC_NUMBER))
757 WriteTo(user,i->second,"%s",textbuffer);
764 std::string GetServerDescription(char* servername)
766 for (int j = 0; j < 32; j++)
770 for (int k = 0; k < me[j]->connectors.size(); k++)
772 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
774 return me[j]->connectors[k].GetDescription();
778 return ServerDesc; // not a remote server that can be found, it must be me.
783 /* write a formatted string to all users who share at least one common
784 * channel, including the source user e.g. for use in NICK */
786 void WriteCommon(userrec *u, char* text, ...)
790 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
794 if (u->registered != 7) {
795 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
799 char textbuffer[MAXBUF];
801 va_start (argsPtr, text);
802 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
805 WriteFrom(u->fd,u,"%s",textbuffer);
807 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
811 if ((common_channels(u,i->second) && (i->second != u)) && (i->second->fd != FD_MAGIC_NUMBER))
813 WriteFrom(i->second->fd,u,"%s",textbuffer);
819 /* write a formatted string to all users who share at least one common
820 * channel, NOT including the source user e.g. for use in QUIT */
822 void WriteCommonExcept(userrec *u, char* text, ...)
826 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
830 if (u->registered != 7) {
831 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
835 char textbuffer[MAXBUF];
837 va_start (argsPtr, text);
838 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
841 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
845 if ((common_channels(u,i->second)) && (u != i->second))
847 WriteFrom(i->second->fd,u,"%s",textbuffer);
853 void WriteOpers(char* text, ...)
857 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
861 char textbuffer[MAXBUF];
863 va_start (argsPtr, text);
864 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
867 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
869 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
871 if (strchr(i->second->modes,'o'))
873 if (strchr(i->second->modes,'s'))
875 // send server notices to all with +s
876 // (TODO: needs SNOMASKs)
877 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,textbuffer);
884 // returns TRUE of any users on channel C occupy server 'servername'.
886 bool ChanAnyOnThisServer(chanrec *c,char* servername)
888 log(DEBUG,"ChanAnyOnThisServer");
889 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
891 if (has_channel(i->second,c))
893 if (!strcasecmp(i->second->server,servername))
902 // returns true if user 'u' shares any common channels with any users on server 'servername'
904 bool CommonOnThisServer(userrec* u,const char* servername)
906 log(DEBUG,"ChanAnyOnThisServer");
907 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
909 if ((common_channels(u,i->second)) && (u != i->second))
911 if (!strcasecmp(i->second->server,servername))
913 log(DEBUG,"%s is common to %s sharing with %s",i->second->nick,servername,u->nick);
922 void NetSendToCommon(userrec* u, char* s)
925 snprintf(buffer,MAXBUF,"%s",s);
927 log(DEBUG,"NetSendToCommon: '%s' '%s'",u->nick,s);
929 std::string msg = buffer;
930 FOREACH_MOD OnPacketTransmit(msg,s);
931 strlcpy(buffer,msg.c_str(),MAXBUF);
933 for (int j = 0; j < 32; j++)
937 for (int k = 0; k < me[j]->connectors.size(); k++)
939 if (CommonOnThisServer(u,me[j]->connectors[k].GetServerName().c_str()))
941 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
949 void NetSendToAll(char* s)
952 snprintf(buffer,MAXBUF,"%s",s);
954 log(DEBUG,"NetSendToAll: '%s'",s);
956 std::string msg = buffer;
957 FOREACH_MOD OnPacketTransmit(msg,s);
958 strlcpy(buffer,msg.c_str(),MAXBUF);
960 for (int j = 0; j < 32; j++)
964 for (int k = 0; k < me[j]->connectors.size(); k++)
966 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
972 void NetSendToAllAlive(char* s)
975 snprintf(buffer,MAXBUF,"%s",s);
977 log(DEBUG,"NetSendToAllAlive: '%s'",s);
979 std::string msg = buffer;
980 FOREACH_MOD OnPacketTransmit(msg,s);
981 strlcpy(buffer,msg.c_str(),MAXBUF);
983 for (int j = 0; j < 32; j++)
987 for (int k = 0; k < me[j]->connectors.size(); k++)
989 if (me[j]->connectors[k].GetState() != STATE_DISCONNECTED)
991 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
995 log(DEBUG,"%s is dead, not sending to it.",me[j]->connectors[k].GetServerName().c_str());
1003 void NetSendToOne(char* target,char* s)
1005 char buffer[MAXBUF];
1006 snprintf(buffer,MAXBUF,"%s",s);
1008 log(DEBUG,"NetSendToOne: '%s' '%s'",target,s);
1010 std::string msg = buffer;
1011 FOREACH_MOD OnPacketTransmit(msg,s);
1012 strlcpy(buffer,msg.c_str(),MAXBUF);
1014 for (int j = 0; j < 32; j++)
1018 for (int k = 0; k < me[j]->connectors.size(); k++)
1020 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
1022 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1029 void NetSendToAllExcept(const char* target,char* s)
1031 char buffer[MAXBUF];
1032 snprintf(buffer,MAXBUF,"%s",s);
1034 log(DEBUG,"NetSendToAllExcept: '%s' '%s'",target,s);
1036 std::string msg = buffer;
1037 FOREACH_MOD OnPacketTransmit(msg,s);
1038 strlcpy(buffer,msg.c_str(),MAXBUF);
1040 for (int j = 0; j < 32; j++)
1044 for (int k = 0; k < me[j]->connectors.size(); k++)
1046 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
1048 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1056 void WriteMode(const char* modes, int flags, const char* text, ...)
1058 if ((!text) || (!modes) || (!flags))
1060 log(DEFAULT,"*** BUG *** WriteMode was given an invalid parameter");
1064 char textbuffer[MAXBUF];
1066 va_start (argsPtr, text);
1067 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1070 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1072 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
1074 bool send_to_user = false;
1076 if (flags == WM_AND)
1078 send_to_user = true;
1079 for (int n = 0; n < strlen(modes); n++)
1081 if (!hasumode(i->second,modes[n]))
1083 send_to_user = false;
1088 else if (flags == WM_OR)
1090 send_to_user = false;
1091 for (int n = 0; n < strlen(modes); n++)
1093 if (hasumode(i->second,modes[n]))
1095 send_to_user = true;
1103 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,textbuffer);
1110 void WriteWallOps(userrec *source, bool local_only, char* text, ...)
1112 if ((!text) || (!source))
1114 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
1119 char textbuffer[MAXBUF];
1121 va_start (argsPtr, text);
1122 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1125 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1127 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
1129 if (strchr(i->second->modes,'w'))
1131 WriteTo(source,i->second,"WALLOPS :%s",textbuffer);
1138 char buffer[MAXBUF];
1139 snprintf(buffer,MAXBUF,"@ %s :%s",source->nick,textbuffer);
1140 NetSendToAll(buffer);
1144 /* convert a string to lowercase. Note following special circumstances
1145 * taken from RFC 1459. Many "official" server branches still hold to this
1146 * rule so i will too;
1148 * Because of IRC's scandanavian origin, the characters {}| are
1149 * considered to be the lower case equivalents of the characters []\,
1150 * respectively. This is a critical issue when determining the
1151 * equivalence of two nicknames.
1154 void strlower(char *n)
1160 for (int i = 0; i != strlen(n); i++)
1162 n[i] = tolower(n[i]);
1174 /* Find a user record by nickname and return a pointer to it */
1176 userrec* Find(std::string nick)
1178 user_hash::iterator iter = clientlist.find(nick);
1180 if (iter == clientlist.end())
1181 /* Couldn't find it */
1184 return iter->second;
1187 /* find a channel record by channel name and return a pointer to it */
1189 chanrec* FindChan(const char* chan)
1193 log(DEFAULT,"*** BUG *** Findchan was given an invalid parameter");
1197 chan_hash::iterator iter = chanlist.find(chan);
1199 if (iter == chanlist.end())
1200 /* Couldn't find it */
1203 return iter->second;
1207 long GetMaxBans(char* name)
1210 for (int count = 0; count < ConfValueEnum("banlist",&config_f); count++)
1212 ConfValue("banlist","chan",count,CM,&config_f);
1215 ConfValue("banlist","limit",count,CM,&config_f);
1223 void purge_empty_chans(void)
1225 int go_again = 1, purge = 0;
1230 for (chan_hash::iterator i = chanlist.begin(); i != chanlist.end(); i++)
1233 if (!usercount(i->second))
1235 /* kill the record */
1236 if (i != chanlist.end())
1238 log(DEBUG,"del_channel: destroyed: %s",i->second->name);
1249 log(DEBUG,"skipped purge for %s",i->second->name);
1254 log(DEBUG,"completed channel purge, killed %d",purge);
1258 char scratch[MAXBUF];
1259 char sparam[MAXBUF];
1261 char* chanmodes(chanrec *chan)
1265 log(DEFAULT,"*** BUG *** chanmodes was given an invalid parameter");
1272 if (chan->noexternal)
1274 strlcat(scratch,"n",MAXMODES);
1276 if (chan->topiclock)
1278 strlcat(scratch,"t",MAXMODES);
1280 if (strcmp(chan->key,""))
1282 strlcat(scratch,"k",MAXMODES);
1286 strlcat(scratch,"l",MAXMODES);
1288 if (chan->inviteonly)
1290 strlcat(scratch,"i",MAXMODES);
1292 if (chan->moderated)
1294 strlcat(scratch,"m",MAXMODES);
1298 strlcat(scratch,"s",MAXMODES);
1300 if (chan->c_private)
1302 strlcat(scratch,"p",MAXMODES);
1304 if (strcmp(chan->key,""))
1306 strlcat(sparam," ",MAXBUF);
1307 strlcat(sparam,chan->key,MAXBUF);
1312 sprintf(foo," %d",chan->limit);
1313 strlcat(sparam,foo,MAXBUF);
1315 if (strlen(chan->custom_modes))
1317 strlcat(scratch,chan->custom_modes,MAXMODES);
1318 for (int z = 0; z < strlen(chan->custom_modes); z++)
1320 std::string extparam = chan->GetModeParameter(chan->custom_modes[z]);
1323 strlcat(sparam," ",MAXBUF);
1324 strlcat(sparam,extparam.c_str(),MAXBUF);
1328 log(DEBUG,"chanmodes: %s %s%s",chan->name,scratch,sparam);
1329 strlcat(scratch,sparam,MAXMODES);
1334 /* compile a userlist of a channel into a string, each nick seperated by
1335 * spaces and op, voice etc status shown as @ and + */
1337 void userlist(userrec *user,chanrec *c)
1339 if ((!c) || (!user))
1341 log(DEFAULT,"*** BUG *** userlist was given an invalid parameter");
1345 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1346 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1348 if (has_channel(i->second,c))
1350 if (isnick(i->second->nick))
1352 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1354 /* user is +i, and source not on the channel, does not show
1355 * nick in NAMES list */
1358 strlcat(list,cmode(i->second,c),MAXBUF);
1359 strlcat(list,i->second->nick,MAXBUF);
1360 strlcat(list," ",MAXBUF);
1361 if (strlen(list)>(480-NICKMAX))
1363 /* list overflowed into
1364 * multiple numerics */
1365 WriteServ(user->fd,"%s",list);
1366 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1371 /* if whats left in the list isnt empty, send it */ if (list[strlen(list)-1] != ':')
1373 WriteServ(user->fd,"%s",list);
1377 /* return a count of the users on a specific channel accounting for
1378 * invisible users who won't increase the count. e.g. for /LIST */
1380 int usercount_i(chanrec *c)
1387 log(DEFAULT,"*** BUG *** usercount_i was given an invalid parameter");
1392 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1396 if (has_channel(i->second,c))
1398 if (isnick(i->second->nick))
1400 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1402 /* user is +i, and source not on the channel, does not show
1403 * nick in NAMES list */
1411 log(DEBUG,"usercount_i: %s %d",c->name,count);
1416 int usercount(chanrec *c)
1423 log(DEFAULT,"*** BUG *** usercount was given an invalid parameter");
1428 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1432 if (has_channel(i->second,c))
1434 if ((isnick(i->second->nick)) && (i->second->registered == 7))
1441 log(DEBUG,"usercount: %s %d",c->name,count);
1446 /* add a channel to a user, creating the record for it if needed and linking
1447 * it to the user record */
1449 chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
1451 if ((!user) || (!cn))
1453 log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
1462 strncpy(cname,cn,MAXBUF);
1464 // we MUST declare this wherever we use FOREACH_RESULT
1467 if (strlen(cname) > CHANMAX-1)
1469 cname[CHANMAX-1] = '\0';
1472 log(DEBUG,"add_channel: %s %s",user->nick,cname);
1474 if ((FindChan(cname)) && (has_channel(user,FindChan(cname))))
1476 return NULL; // already on the channel!
1480 if (!FindChan(cname))
1483 FOREACH_RESULT(OnUserPreJoin(user,NULL,cname));
1484 if (MOD_RESULT == 1) {
1488 /* create a new one */
1489 log(DEBUG,"add_channel: creating: %s",cname);
1491 chanlist[cname] = new chanrec();
1493 strlcpy(chanlist[cname]->name, cname,CHANMAX);
1494 chanlist[cname]->topiclock = 1;
1495 chanlist[cname]->noexternal = 1;
1496 chanlist[cname]->created = TIME;
1497 strcpy(chanlist[cname]->topic, "");
1498 strncpy(chanlist[cname]->setby, user->nick,NICKMAX);
1499 chanlist[cname]->topicset = 0;
1500 Ptr = chanlist[cname];
1501 log(DEBUG,"add_channel: created: %s",cname);
1502 /* set created to 2 to indicate user
1503 * is the first in the channel
1504 * and should be given ops */
1510 /* channel exists, just fish out a pointer to its struct */
1511 Ptr = FindChan(cname);
1514 log(DEBUG,"add_channel: joining to: %s",Ptr->name);
1516 // the override flag allows us to bypass channel modes
1517 // and bans (used by servers)
1518 if ((!override) || (!strcasecmp(user->server,ServerName)))
1520 log(DEBUG,"Not overriding...");
1522 FOREACH_RESULT(OnUserPreJoin(user,Ptr,cname));
1523 if (MOD_RESULT == 1) {
1526 log(DEBUG,"MOD_RESULT=%d",MOD_RESULT);
1530 log(DEBUG,"add_channel: checking key, invite, etc");
1532 FOREACH_RESULT(OnCheckKey(user, Ptr, key ? key : ""));
1533 if (MOD_RESULT == 0)
1535 if (strcmp(Ptr->key,""))
1537 log(DEBUG,"add_channel: %s has key %s",Ptr->name,Ptr->key);
1540 log(DEBUG,"add_channel: no key given in JOIN");
1541 WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
1546 if (strcasecmp(key,Ptr->key))
1548 log(DEBUG,"add_channel: bad key given in JOIN");
1549 WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
1554 log(DEBUG,"add_channel: no key");
1557 FOREACH_RESULT(OnCheckInvite(user, Ptr));
1558 if (MOD_RESULT == 0)
1560 if (Ptr->inviteonly)
1562 log(DEBUG,"add_channel: channel is +i");
1563 if (user->IsInvited(Ptr->name))
1565 /* user was invited to channel */
1566 /* there may be an optional channel NOTICE here */
1570 WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
1574 log(DEBUG,"add_channel: channel is not +i");
1577 FOREACH_RESULT(OnCheckLimit(user, Ptr));
1578 if (MOD_RESULT == 0)
1582 if (usercount(Ptr) >= Ptr->limit)
1584 WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
1589 log(DEBUG,"add_channel: about to walk banlist");
1591 FOREACH_RESULT(OnCheckBan(user, Ptr));
1592 if (MOD_RESULT == 0)
1594 /* check user against the channel banlist */
1597 if (Ptr->bans.size())
1599 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
1601 if (match(user->GetFullHost(),i->data))
1603 WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
1609 log(DEBUG,"add_channel: bans checked");
1615 if ((Ptr) && (user))
1617 user->RemoveInvite(Ptr->name);
1620 log(DEBUG,"add_channel: invites removed");
1625 log(DEBUG,"Overridden checks");
1633 log(DEBUG,"Passed channel checks");
1635 for (int i =0; i != MAXCHANS; i++)
1637 log(DEBUG,"Check location %d",i);
1638 if (user->chans[i].channel == NULL)
1640 log(DEBUG,"Adding into their channel list at location %d",i);
1644 /* first user in is given ops */
1645 user->chans[i].uc_modes = UCMODE_OP;
1649 user->chans[i].uc_modes = 0;
1651 user->chans[i].channel = Ptr;
1652 WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
1654 if (!override) // we're not overriding... so this isnt part of a netburst, broadcast it.
1656 // use the stamdard J token with no privilages.
1657 char buffer[MAXBUF];
1660 snprintf(buffer,MAXBUF,"J %s @%s",user->nick,Ptr->name);
1664 snprintf(buffer,MAXBUF,"J %s %s",user->nick,Ptr->name);
1666 NetSendToAll(buffer);
1669 log(DEBUG,"Sent JOIN to client");
1673 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
1674 WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
1677 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
1678 //WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name,chanmodes(Ptr));
1679 //WriteServ(user->fd,"329 %s %s %d", user->nick, Ptr->name, Ptr->created);
1680 FOREACH_MOD OnUserJoin(user,Ptr);
1684 log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
1685 WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
1689 /* remove a channel from a users record, and remove the record from memory
1690 * if the channel has become empty */
1692 chanrec* del_channel(userrec *user, const char* cname, const char* reason, bool local)
1694 if ((!user) || (!cname))
1696 log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
1703 if ((!cname) || (!user))
1708 Ptr = FindChan(cname);
1715 FOREACH_MOD OnUserPart(user,Ptr);
1716 log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
1718 for (int i =0; i != MAXCHANS; i++)
1720 /* zap it from the channel list of the user */
1721 if (user->chans[i].channel == Ptr)
1725 WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
1729 char buffer[MAXBUF];
1730 snprintf(buffer,MAXBUF,"L %s %s :%s",user->nick,Ptr->name,reason);
1731 NetSendToAll(buffer);
1740 char buffer[MAXBUF];
1741 snprintf(buffer,MAXBUF,"L %s %s :",user->nick,Ptr->name);
1742 NetSendToAll(buffer);
1745 WriteChannel(Ptr,user,"PART :%s",Ptr->name);
1747 user->chans[i].uc_modes = 0;
1748 user->chans[i].channel = NULL;
1749 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1754 /* if there are no users left on the channel */
1755 if (!usercount(Ptr))
1757 chan_hash::iterator iter = chanlist.find(Ptr->name);
1759 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1761 /* kill the record */
1762 if (iter != chanlist.end())
1764 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1765 if (iter->second) delete iter->second;
1766 chanlist.erase(iter);
1772 void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
1774 if ((!src) || (!user) || (!Ptr) || (!reason))
1776 log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
1783 if ((!Ptr) || (!user) || (!src))
1788 log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
1790 if (!has_channel(user,Ptr))
1792 WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
1797 FOREACH_RESULT(OnAccessCheck(src,user,Ptr,AC_KICK));
1798 if (MOD_RESULT == ACR_DENY)
1801 if (MOD_RESULT == ACR_DEFAULT)
1803 if (((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr))) && (!is_uline(src->server)))
1805 if (cstatus(src,Ptr) == STATUS_HOP)
1807 WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
1811 WriteServ(src->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",src->nick, Ptr->name);
1819 FOREACH_RESULT(OnUserPreKick(src,user,Ptr,reason));
1823 FOREACH_MOD OnUserKick(src,user,Ptr,reason);
1825 for (int i =0; i != MAXCHANS; i++)
1827 /* zap it from the channel list of the user */
1828 if (user->chans[i].channel)
1829 if (!strcasecmp(user->chans[i].channel->name,Ptr->name))
1831 WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
1832 user->chans[i].uc_modes = 0;
1833 user->chans[i].channel = NULL;
1834 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1839 /* if there are no users left on the channel */
1840 if (!usercount(Ptr))
1842 chan_hash::iterator iter = chanlist.find(Ptr->name);
1844 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1846 /* kill the record */
1847 if (iter != chanlist.end())
1849 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1850 if (iter->second) delete iter->second;
1851 chanlist.erase(iter);
1859 /* This function pokes and hacks at a parameter list like the following:
1861 * PART #winbot,#darkgalaxy :m00!
1863 * to turn it into a series of individual calls like this:
1865 * PART #winbot :m00!
1866 * PART #darkgalaxy :m00!
1868 * The seperate calls are sent to a callback function provided by the caller
1869 * (the caller will usually call itself recursively). The callback function
1870 * must be a command handler. Calling this function on a line with no list causes
1871 * no action to be taken. You must provide a starting and ending parameter number
1872 * where the range of the list can be found, useful if you have a terminating
1873 * parameter as above which is actually not part of the list, or parameters
1874 * before the actual list as well. This code is used by many functions which
1875 * can function as "one to list" (see the RFC) */
1877 int loop_call(handlerfunc fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
1882 char blog[32][MAXBUF];
1883 char blog2[32][MAXBUF];
1884 int i = 0, j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
1885 char keystr[MAXBUF];
1888 for (int i = 0; i <32; i++)
1891 for (int i = 0; i <32; i++)
1892 strcpy(blog2[i],"");
1895 for (int i = 0; i <10; i++)
1899 parameters[i] = moo;
1904 if (pcnt > 1) /* we have a key to copy */
1906 strlcpy(keystr,parameters[1],MAXBUF);
1910 if (!parameters[start])
1914 if (!strchr(parameters[start],','))
1919 for (int i = start; i <= end; i++)
1923 strlcat(plist,parameters[i],MAXBUF);
1931 for (int i = 0; i < t; i++)
1933 if (plist[i] == ',')
1936 strlcpy(blog[j++],param,MAXBUF);
1940 WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
1945 strlcpy(blog[j++],param,MAXBUF);
1948 if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
1953 if ((joins) && (keystr))
1955 if (strchr(keystr,','))
1959 t2 = strlen(keystr);
1960 for (int i = 0; i < t2; i++)
1962 if (keystr[i] == ',')
1965 strlcpy(blog2[j++],param,MAXBUF);
1969 strlcpy(blog2[j++],param,MAXBUF);
1974 for (j = 0; j < total; j++)
1980 for (q = end; q < pcnt-1; q++)
1982 if (parameters[q+1])
1984 pars[q-end+1] = parameters[q+1];
1987 if ((joins) && (parameters[1]))
1998 /* repeatedly call the function with the hacked parameter list */
1999 if ((joins) && (pcnt > 1))
2003 // pars[1] already set up and containing key from blog2[j]
2008 pars[1] = parameters[1];
2014 fn(pars,pcnt-(end-start),u);
2023 void kill_link(userrec *user,const char* r)
2025 user_hash::iterator iter = clientlist.find(user->nick);
2027 char reason[MAXBUF];
2029 strncpy(reason,r,MAXBUF);
2031 if (strlen(reason)>MAXQUIT)
2033 reason[MAXQUIT-1] = '\0';
2036 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
2037 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
2038 log(DEBUG,"closing fd %d",user->fd);
2040 /* bugfix, cant close() a nonblocking socket (sux!) */
2041 if (user->registered == 7) {
2042 FOREACH_MOD OnUserQuit(user);
2043 WriteCommonExcept(user,"QUIT :%s",reason);
2045 // Q token must go to ALL servers!!!
2046 char buffer[MAXBUF];
2047 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
2048 NetSendToAll(buffer);
2051 FOREACH_MOD OnUserDisconnect(user);
2055 shutdown(user->fd,2);
2059 bool do_purge = false;
2061 if (user->registered == 7) {
2062 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,reason);
2066 if (iter != clientlist.end())
2068 log(DEBUG,"deleting user hash value %d",iter->second);
2069 if ((iter->second) && (user->registered == 7)) {
2070 if (iter->second) delete iter->second;
2072 clientlist.erase(iter);
2075 if (user->registered == 7) {
2076 purge_empty_chans();
2081 void kill_link_silent(userrec *user,const char* r)
2083 user_hash::iterator iter = clientlist.find(user->nick);
2085 char reason[MAXBUF];
2087 strncpy(reason,r,MAXBUF);
2089 if (strlen(reason)>MAXQUIT)
2091 reason[MAXQUIT-1] = '\0';
2094 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
2095 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
2096 log(DEBUG,"closing fd %d",user->fd);
2098 /* bugfix, cant close() a nonblocking socket (sux!) */
2099 if (user->registered == 7) {
2100 FOREACH_MOD OnUserQuit(user);
2101 WriteCommonExcept(user,"QUIT :%s",reason);
2103 // Q token must go to ALL servers!!!
2104 char buffer[MAXBUF];
2105 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
2106 NetSendToAll(buffer);
2109 FOREACH_MOD OnUserDisconnect(user);
2113 shutdown(user->fd,2);
2117 bool do_purge = false;
2119 if (iter != clientlist.end())
2121 log(DEBUG,"deleting user hash value %d",iter->second);
2122 if ((iter->second) && (user->registered == 7)) {
2123 if (iter->second) delete iter->second;
2125 clientlist.erase(iter);
2128 if (user->registered == 7) {
2129 purge_empty_chans();
2135 // looks up a users password for their connection class (<ALLOW>/<DENY> tags)
2137 char* Passwd(userrec *user)
2139 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2141 if (match(user->host,i->host) && (i->type == CC_ALLOW))
2149 bool IsDenied(userrec *user)
2151 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2153 if (match(user->host,i->host) && (i->type == CC_DENY))
2164 /* sends out an error notice to all connected clients (not to be used
2167 void send_error(char *s)
2169 log(DEBUG,"send_error: %s",s);
2170 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2172 if (isnick(i->second->nick))
2174 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,s);
2178 // fix - unregistered connections receive ERROR, not NOTICE
2179 Write(i->second->fd,"ERROR :%s",s);
2184 void Error(int status)
2186 signal (SIGALRM, SIG_IGN);
2187 signal (SIGPIPE, SIG_IGN);
2188 signal (SIGTERM, SIG_IGN);
2189 signal (SIGABRT, SIG_IGN);
2190 signal (SIGSEGV, SIG_IGN);
2191 signal (SIGURG, SIG_IGN);
2192 signal (SIGKILL, SIG_IGN);
2193 log(DEFAULT,"*** fell down a pothole in the road to perfection ***");
2194 send_error("Error! Segmentation fault! save meeeeeeeeeeeeee *splat!*");
2199 int main(int argc, char **argv)
2203 log(DEBUG,"*** InspIRCd starting up!");
2204 if (!FileExists(CONFIG_FILE))
2206 printf("ERROR: Cannot open config file: %s\nExiting...\n",CONFIG_FILE);
2207 log(DEFAULT,"main: no config");
2208 printf("ERROR: Your config file is missing, this IRCd will self destruct in 10 seconds!\n");
2212 for (int i = 1; i < argc; i++)
2214 if (!strcmp(argv[i],"-nofork")) {
2217 if (!strcmp(argv[i],"-wait")) {
2220 if (!strcmp(argv[i],"-nolimit")) {
2225 strlcpy(MyExecutable,argv[0],MAXBUF);
2227 if (InspIRCd() == ERROR)
2229 log(DEFAULT,"main: daemon function bailed");
2230 printf("ERROR: could not initialise. Shutting down.\n");
2237 template<typename T> inline string ConvToStr(const T &in)
2240 if (!(tmp << in)) return string();
2244 /* re-allocates a nick in the user_hash after they change nicknames,
2245 * returns a pointer to the new user as it may have moved */
2247 userrec* ReHashNick(char* Old, char* New)
2249 user_hash::iterator newnick;
2250 user_hash::iterator oldnick = clientlist.find(Old);
2252 log(DEBUG,"ReHashNick: %s %s",Old,New);
2254 if (!strcasecmp(Old,New))
2256 log(DEBUG,"old nick is new nick, skipping");
2257 return oldnick->second;
2260 if (oldnick == clientlist.end()) return NULL; /* doesnt exist */
2262 log(DEBUG,"ReHashNick: Found hashed nick %s",Old);
2264 clientlist[New] = new userrec();
2265 clientlist[New] = oldnick->second;
2266 clientlist.erase(oldnick);
2268 log(DEBUG,"ReHashNick: Nick rehashed as %s",New);
2270 return clientlist[New];
2273 /* adds or updates an entry in the whowas list */
2274 void AddWhoWas(userrec* u)
2276 user_hash::iterator iter = whowas.find(u->nick);
2277 userrec *a = new userrec();
2278 strlcpy(a->nick,u->nick,NICKMAX);
2279 strlcpy(a->ident,u->ident,64);
2280 strlcpy(a->dhost,u->dhost,256);
2281 strlcpy(a->host,u->host,256);
2282 strlcpy(a->fullname,u->fullname,128);
2283 strlcpy(a->server,u->server,256);
2284 a->signon = u->signon;
2286 /* MAX_WHOWAS: max number of /WHOWAS items
2287 * WHOWAS_STALE: number of hours before a WHOWAS item is marked as stale and
2288 * can be replaced by a newer one
2291 if (iter == whowas.end())
2293 if (whowas.size() == WHOWAS_MAX)
2295 for (user_hash::iterator i = whowas.begin(); i != whowas.end(); i++)
2297 // 3600 seconds in an hour ;)
2298 if ((i->second->signon)<(TIME-(WHOWAS_STALE*3600)))
2300 if (i->second) delete i->second;
2302 log(DEBUG,"added WHOWAS entry, purged an old record");
2309 log(DEBUG,"added fresh WHOWAS entry");
2310 whowas[a->nick] = a;
2315 log(DEBUG,"updated WHOWAS entry");
2316 if (iter->second) delete iter->second;
2322 /* add a client connection to the sockets list */
2323 void AddClient(int socket, char* host, int port, bool iscached, char* ip)
2327 char resolved[MAXBUF];
2330 user_hash::iterator iter;
2332 tempnick = ConvToStr(socket) + "-unknown";
2333 sprintf(tn2,"%d-unknown",socket);
2335 iter = clientlist.find(tempnick);
2337 if (iter != clientlist.end()) return;
2340 * It is OK to access the value here this way since we know
2341 * it exists, we just created it above.
2343 * At NO other time should you access a value in a map or a
2344 * hash_map this way.
2346 clientlist[tempnick] = new userrec();
2348 NonBlocking(socket);
2349 log(DEBUG,"AddClient: %d %s %d %s",socket,host,port,ip);
2351 clientlist[tempnick]->fd = socket;
2352 strncpy(clientlist[tempnick]->nick, tn2,NICKMAX);
2353 strncpy(clientlist[tempnick]->host, host,160);
2354 strncpy(clientlist[tempnick]->dhost, host,160);
2355 strncpy(clientlist[tempnick]->server, ServerName,256);
2356 strncpy(clientlist[tempnick]->ident, "unknown",12);
2357 clientlist[tempnick]->registered = 0;
2358 clientlist[tempnick]->signon = TIME+dns_timeout;
2359 clientlist[tempnick]->lastping = 1;
2360 clientlist[tempnick]->port = port;
2361 strncpy(clientlist[tempnick]->ip,ip,32);
2363 // set the registration timeout for this user
2364 unsigned long class_regtimeout = 90;
2365 int class_flood = 0;
2367 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2369 if (match(clientlist[tempnick]->host,i->host) && (i->type == CC_ALLOW))
2371 class_regtimeout = (unsigned long)i->registration_timeout;
2372 class_flood = i->flood;
2373 clientlist[tempnick]->pingmax = i->pingtime;
2378 clientlist[tempnick]->nping = TIME+clientlist[tempnick]->pingmax+dns_timeout;
2379 clientlist[tempnick]->timeout = TIME+class_regtimeout;
2380 clientlist[tempnick]->flood = class_flood;
2382 for (int i = 0; i < MAXCHANS; i++)
2384 clientlist[tempnick]->chans[i].channel = NULL;
2385 clientlist[tempnick]->chans[i].uc_modes = 0;
2388 if (clientlist.size() == MAXCLIENTS)
2389 kill_link(clientlist[tempnick],"No more connections allowed in this class");
2392 char* e = matches_exception(ip);
2395 char* r = matches_zline(ip);
2398 char reason[MAXBUF];
2399 snprintf(reason,MAXBUF,"Z-Lined: %s",r);
2400 kill_link(clientlist[tempnick],reason);
2405 // this function counts all users connected, wether they are registered or NOT.
2408 return clientlist.size();
2411 // this counts only registered users, so that the percentages in /MAP don't mess up when users are sitting in an unregistered state
2412 int registered_usercount(void)
2415 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2417 if ((i->second->fd) && (isnick(i->second->nick))) c++;
2422 int usercount_invisible(void)
2426 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2428 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'i'))) c++;
2433 int usercount_opers(void)
2437 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2439 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'o'))) c++;
2444 int usercount_unknown(void)
2448 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2450 if ((i->second->fd) && (i->second->registered != 7))
2456 long chancount(void)
2458 return chanlist.size();
2461 long count_servs(void)
2464 for (int i = 0; i < 32; i++)
2468 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2470 if (strcasecmp(j->GetServerName().c_str(),ServerName))
2480 long servercount(void)
2482 return count_servs()+1;
2488 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2490 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,ServerName))) c++;
2496 void ShowMOTD(userrec *user)
2498 std::string WholeMOTD = "";
2501 WriteServ(user->fd,"422 %s :Message of the day file is missing.",user->nick);
2504 WholeMOTD = std::string(":") + std::string(ServerName) + std::string(" 375 ") + std::string(user->nick) + std::string(" :- ") + std::string(ServerName) + " message of the day\r\n";
2505 for (int i = 0; i != MOTD.size(); i++)
2507 WholeMOTD = WholeMOTD + std::string(":") + std::string(ServerName) + std::string(" 372 ") + std::string(user->nick) + std::string(" :- ") + MOTD[i] + std::string("\r\n");
2509 WholeMOTD = WholeMOTD + std::string(":") + std::string(ServerName) + std::string(" 376 ") + std::string(user->nick) + std::string(" :End of message of the day.\r\n");
2510 // only one write operation
2511 send(user->fd,WholeMOTD.c_str(),WholeMOTD.length(),0);
2515 void ShowRULES(userrec *user)
2519 WriteServ(user->fd,"NOTICE %s :Rules file is missing.",user->nick);
2522 WriteServ(user->fd,"NOTICE %s :%s rules",user->nick,ServerName);
2523 for (int i = 0; i != RULES.size(); i++)
2525 WriteServ(user->fd,"NOTICE %s :%s",user->nick,RULES[i].c_str());
2527 WriteServ(user->fd,"NOTICE %s :End of %s rules.",user->nick,ServerName);
2530 /* shows the message of the day, and any other on-logon stuff */
2531 void FullConnectUser(userrec* user)
2533 user->registered = 7;
2534 user->idle_lastmsg = TIME;
2535 log(DEBUG,"ConnectUser: %s",user->nick);
2537 if (strcmp(Passwd(user),"") && (!user->haspassed))
2539 kill_link(user,"Invalid password");
2544 kill_link(user,"Unauthorised connection");
2548 char match_against[MAXBUF];
2549 snprintf(match_against,MAXBUF,"%s@%s",user->ident,user->host);
2550 char* e = matches_exception(match_against);
2553 char* r = matches_gline(match_against);
2556 char reason[MAXBUF];
2557 snprintf(reason,MAXBUF,"G-Lined: %s",r);
2558 kill_link_silent(user,reason);
2561 r = matches_kline(user->host);
2564 char reason[MAXBUF];
2565 snprintf(reason,MAXBUF,"K-Lined: %s",r);
2566 kill_link_silent(user,reason);
2571 WriteServ(user->fd,"NOTICE Auth :Welcome to \002%s\002!",Network);
2572 WriteServ(user->fd,"001 %s :Welcome to the %s IRC Network %s!%s@%s",user->nick,Network,user->nick,user->ident,user->host);
2573 WriteServ(user->fd,"002 %s :Your host is %s, running version %s",user->nick,ServerName,VERSION);
2574 WriteServ(user->fd,"003 %s :This server was created %s %s",user->nick,__TIME__,__DATE__);
2575 WriteServ(user->fd,"004 %s %s %s iowghraAsORVSxNCWqBzvdHtGI lvhopsmntikrRcaqOALQbSeKVfHGCuzN",user->nick,ServerName,VERSION);
2576 // the neatest way to construct the initial 005 numeric, considering the number of configure constants to go in it...
2577 std::stringstream v;
2578 v << "MESHED WALLCHOPS MODES=13 CHANTYPES=# PREFIX=(ohv)@%+ MAP SAFELIST MAXCHANNELS=" << MAXCHANS;
2579 v << " MAXBANS=60 NICKLEN=" << NICKMAX;
2580 v << " TOPICLEN=307 KICKLEN=307 MAXTARGETS=20 AWAYLEN=307 CHANMODES=ohvb,k,l,psmnti NETWORK=";
2581 v << std::string(Network);
2582 std::string data005 = v.str();
2583 FOREACH_MOD On005Numeric(data005);
2584 // anfl @ #ratbox, efnet reminded me that according to the RFC this cant contain more than 13 tokens per line...
2585 // so i'd better split it :)
2586 std::stringstream out(data005);
2587 std::string token = "";
2588 std::string line5 = "";
2589 int token_counter = 0;
2593 line5 = line5 + token + " ";
2595 if ((token_counter >= 13) || (out.eof() == true))
2597 WriteServ(user->fd,"005 %s %s:are supported by this server",user->nick,line5.c_str());
2603 FOREACH_MOD OnUserConnect(user);
2604 WriteOpers("*** Client connecting on port %d: %s!%s@%s [%s]",user->port,user->nick,user->ident,user->host,user->ip);
2606 char buffer[MAXBUF];
2607 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);
2608 NetSendToAll(buffer);
2612 // this returns 1 when all modules are satisfied that the user should be allowed onto the irc server
2613 // (until this returns true, a user will block in the waiting state, waiting to connect up to the
2614 // registration timeout maximum seconds)
2615 bool AllModulesReportReady(userrec* user)
2617 for (int i = 0; i <= MODCOUNT; i++)
2619 int res = modules[i]->OnCheckReady(user);
2626 /* shows the message of the day, and any other on-logon stuff */
2627 void ConnectUser(userrec *user)
2629 // dns is already done, things are fast. no need to wait for dns to complete just pass them straight on
2630 if ((user->dns_done) && (user->registered >= 3) && (AllModulesReportReady(user)))
2632 FullConnectUser(user);
2636 void handle_version(char **parameters, int pcnt, userrec *user)
2638 char Revision[] = "$Revision$";
2640 char *s1 = Revision;
2642 char *v1 = strtok_r(s1," ",&savept);
2644 char *v2 = strtok_r(s1," ",&savept);
2647 WriteServ(user->fd,"351 %s :%s Rev. %s %s :%s (O=%d)",user->nick,VERSION,v2,ServerName,SYSTEM,OPTIMISATION);
2651 // calls a handler function for a command
2653 void call_handler(const char* commandname,char **parameters, int pcnt, userrec *user)
2655 for (int i = 0; i < cmdlist.size(); i++)
2657 if (!strcasecmp(cmdlist[i].command,commandname))
2659 if (cmdlist[i].handler_function)
2661 if (pcnt>=cmdlist[i].min_params)
2663 if (strchr(user->modes,cmdlist[i].flags_needed))
2665 cmdlist[i].handler_function(parameters,pcnt,user);
2673 void DoSplitEveryone()
2675 bool go_again = true;
2679 for (int i = 0; i < 32; i++)
2683 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2685 if (strcasecmp(j->GetServerName().c_str(),ServerName))
2688 j->CloseConnection();
2689 me[i]->connectors.erase(j);
2697 log(DEBUG,"Removed server. Will remove clients...");
2698 // iterate through the userlist and remove all users on this server.
2699 // because we're dealing with a mesh, we dont have to deal with anything
2700 // "down-route" from this server (nice huh)
2702 char reason[MAXBUF];
2706 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2708 if (strcasecmp(u->second->server,ServerName))
2710 snprintf(reason,MAXBUF,"%s %s",ServerName,u->second->server);
2711 kill_link(u->second,reason);
2721 char islast(const char* s)
2724 for (int j = 0; j < 32; j++)
2728 for (int k = 0; k < me[j]->connectors.size(); k++)
2730 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2734 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2744 long map_count(const char* s)
2747 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2749 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,s))) c++;
2755 void force_nickchange(userrec* user,const char* newnick)
2762 FOREACH_RESULT(OnUserPreNick(user,newnick));
2764 kill_link(user,"Nickname collision");
2767 if (matches_qline(newnick))
2769 kill_link(user,"Nickname collision");
2777 strncpy(nick,newnick,MAXBUF);
2779 if (user->registered == 7)
2783 handle_nick(pars,1,user);
2789 int process_parameters(char **command_p,char *parameters)
2794 q = strlen(parameters);
2797 /* no parameters, command_p invalid! */
2800 if (parameters[0] == ':')
2802 command_p[0] = parameters+1;
2807 if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
2809 /* only one parameter */
2810 command_p[0] = parameters;
2811 if (parameters[0] == ':')
2813 if (strchr(parameters,' ') != NULL)
2821 command_p[j++] = parameters;
2822 for (int i = 0; i <= q; i++)
2824 if (parameters[i] == ' ')
2826 command_p[j++] = parameters+i+1;
2827 parameters[i] = '\0';
2828 if (command_p[j-1][0] == ':')
2830 *command_p[j-1]++; /* remove dodgy ":" */
2832 /* parameter like this marks end of the sequence */
2836 return j; /* returns total number of items in the list */
2839 void process_command(userrec *user, char* cmd)
2843 char *command_p[127];
2844 char p[MAXBUF], temp[MAXBUF];
2845 int i, j, items, cmd_found;
2847 for (int i = 0; i < 127; i++)
2848 command_p[i] = NULL;
2858 if (!strcmp(cmd,""))
2863 int total_params = 0;
2866 for (int q = 0; q < strlen(cmd)-1; q++)
2868 if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
2871 // found a 'trailing', we dont count them after this.
2879 // another phidjit bug...
2880 if (total_params > 126)
2882 *(strchr(cmd,' ')) = '\0';
2883 WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
2887 strlcpy(temp,cmd,MAXBUF);
2889 std::string tmp = cmd;
2890 for (int i = 0; i <= MODCOUNT; i++)
2892 std::string oldtmp = tmp;
2893 modules[i]->OnServerRaw(tmp,true,user);
2896 log(DEBUG,"A Module changed the input string!");
2897 log(DEBUG,"New string: %s",tmp.c_str());
2898 log(DEBUG,"Old string: %s",oldtmp.c_str());
2902 strlcpy(cmd,tmp.c_str(),MAXBUF);
2903 strlcpy(temp,cmd,MAXBUF);
2905 if (!strchr(cmd,' '))
2907 /* no parameters, lets skip the formalities and not chop up
2909 log(DEBUG,"About to preprocess command with no params");
2911 command_p[0] = NULL;
2913 for (int i = 0; i <= strlen(cmd); i++)
2915 cmd[i] = toupper(cmd[i]);
2917 log(DEBUG,"Preprocess done length=%d",strlen(cmd));
2924 /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
2925 for (int i = 0; i < strlen(temp); i++)
2927 if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
2933 /* split the full string into a command plus parameters */
2937 if (strchr(cmd,' '))
2939 for (int i = 0; i <= strlen(cmd); i++)
2941 /* capitalise the command ONLY, leave params intact */
2942 cmd[i] = toupper(cmd[i]);
2943 /* are we nearly there yet?! :P */
2947 parameters = cmd+i+1;
2955 for (int i = 0; i <= strlen(cmd); i++)
2957 cmd[i] = toupper(cmd[i]);
2964 if (strlen(command)>MAXCOMMAND)
2966 WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
2970 for (int x = 0; x < strlen(command); x++)
2972 if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
2974 if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
2976 if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",command[x]))
2978 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
2985 for (int i = 0; i != cmdlist.size(); i++)
2987 if (strcmp(cmdlist[i].command,""))
2989 if (strlen(command)>=(strlen(cmdlist[i].command))) if (!strncmp(command, cmdlist[i].command,MAXCOMMAND))
2991 log(DEBUG,"Found matching command");
2995 if (strcmp(parameters,""))
2997 items = process_parameters(command_p,parameters);
3002 command_p[0] = NULL;
3008 command_p[0] = NULL;
3013 log(DEBUG,"Processing command");
3015 /* activity resets the ping pending timer */
3016 user->nping = TIME + user->pingmax;
3017 if ((items) < cmdlist[i].min_params)
3019 log(DEBUG,"process_command: not enough parameters: %s %s",user->nick,command);
3020 WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
3023 if ((!strchr(user->modes,cmdlist[i].flags_needed)) && (cmdlist[i].flags_needed))
3025 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
3026 WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
3030 if ((cmdlist[i].flags_needed) && (!user->HasPermission(command)))
3032 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
3033 WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
3037 /* if the command isnt USER, PASS, or NICK, and nick is empty,
3039 if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
3041 if ((!isnick(user->nick)) || (user->registered != 7))
3043 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
3044 WriteServ(user->fd,"451 %s :You have not registered",command);
3048 if ((user->registered == 7) && (!strchr(user->modes,'o')))
3052 mycmd = strtok_r(DisabledCommands," ",&savept2);
3055 if (!strcasecmp(mycmd,command))
3057 // command is disabled!
3058 WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
3061 mycmd = strtok_r(NULL," ",&savept2);
3066 if ((user->registered == 7) || (!strcmp(command,"USER")) || (!strcmp(command,"NICK")) || (!strcmp(command,"PASS")))
3068 log(DEBUG,"process_command: handler: %s %s %d",user->nick,command,items);
3069 if (cmdlist[i].handler_function)
3072 /* ikky /stats counters */
3077 user->bytes_in += strlen(temp);
3079 user->bytes_out+=strlen(temp);
3082 cmdlist[i].use_count++;
3083 cmdlist[i].total_bytes+=strlen(temp);
3087 FOREACH_RESULT(OnPreCommand(command,command_p,items,user));
3088 if (MOD_RESULT == 1) {
3092 /* WARNING: nothing may come after the
3093 * command handler call, as the handler
3094 * may free the user structure! */
3096 cmdlist[i].handler_function(command_p,items,user);
3102 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
3103 WriteServ(user->fd,"451 %s :You have not registered",command);
3111 if ((!cmd_found) && (user))
3113 log(DEBUG,"process_command: not in table: %s %s",user->nick,command);
3114 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
3119 void createcommand(char* cmd, handlerfunc f, char flags, int minparams,char* source)
3122 /* create the command and push it onto the table */
3123 strlcpy(comm.command,cmd,MAXBUF);
3124 strlcpy(comm.source,source,MAXBUF);
3125 comm.handler_function = f;
3126 comm.flags_needed = flags;
3127 comm.min_params = minparams;
3129 comm.total_bytes = 0;
3130 cmdlist.push_back(comm);
3131 log(DEBUG,"Added command %s (%d parameters)",cmd,minparams);
3134 bool removecommands(const char* source)
3136 bool go_again = true;
3140 for (std::deque<command_t>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
3142 if (!strcmp(i->source,source))
3144 log(DEBUG,"removecommands(%s) Removing dependent command: %s",i->source,i->command);
3154 void SetupCommandTable(void)
3156 createcommand("USER",handle_user,0,4,"<core>");
3157 createcommand("NICK",handle_nick,0,1,"<core>");
3158 createcommand("QUIT",handle_quit,0,0,"<core>");
3159 createcommand("VERSION",handle_version,0,0,"<core>");
3160 createcommand("PING",handle_ping,0,1,"<core>");
3161 createcommand("PONG",handle_pong,0,1,"<core>");
3162 createcommand("ADMIN",handle_admin,0,0,"<core>");
3163 createcommand("PRIVMSG",handle_privmsg,0,2,"<core>");
3164 createcommand("INFO",handle_info,0,0,"<core>");
3165 createcommand("TIME",handle_time,0,0,"<core>");
3166 createcommand("WHOIS",handle_whois,0,1,"<core>");
3167 createcommand("WALLOPS",handle_wallops,'o',1,"<core>");
3168 createcommand("NOTICE",handle_notice,0,2,"<core>");
3169 createcommand("JOIN",handle_join,0,1,"<core>");
3170 createcommand("NAMES",handle_names,0,0,"<core>");
3171 createcommand("PART",handle_part,0,1,"<core>");
3172 createcommand("KICK",handle_kick,0,2,"<core>");
3173 createcommand("MODE",handle_mode,0,1,"<core>");
3174 createcommand("TOPIC",handle_topic,0,1,"<core>");
3175 createcommand("WHO",handle_who,0,1,"<core>");
3176 createcommand("MOTD",handle_motd,0,0,"<core>");
3177 createcommand("RULES",handle_rules,0,0,"<core>");
3178 createcommand("OPER",handle_oper,0,2,"<core>");
3179 createcommand("LIST",handle_list,0,0,"<core>");
3180 createcommand("DIE",handle_die,'o',1,"<core>");
3181 createcommand("RESTART",handle_restart,'o',1,"<core>");
3182 createcommand("KILL",handle_kill,'o',2,"<core>");
3183 createcommand("REHASH",handle_rehash,'o',0,"<core>");
3184 createcommand("LUSERS",handle_lusers,0,0,"<core>");
3185 createcommand("STATS",handle_stats,0,1,"<core>");
3186 createcommand("USERHOST",handle_userhost,0,1,"<core>");
3187 createcommand("AWAY",handle_away,0,0,"<core>");
3188 createcommand("ISON",handle_ison,0,0,"<core>");
3189 createcommand("SUMMON",handle_summon,0,0,"<core>");
3190 createcommand("USERS",handle_users,0,0,"<core>");
3191 createcommand("INVITE",handle_invite,0,2,"<core>");
3192 createcommand("PASS",handle_pass,0,1,"<core>");
3193 createcommand("TRACE",handle_trace,'o',0,"<core>");
3194 createcommand("WHOWAS",handle_whowas,0,1,"<core>");
3195 createcommand("CONNECT",handle_connect,'o',1,"<core>");
3196 createcommand("SQUIT",handle_squit,'o',0,"<core>");
3197 createcommand("MODULES",handle_modules,0,0,"<core>");
3198 createcommand("LINKS",handle_links,0,0,"<core>");
3199 createcommand("MAP",handle_map,0,0,"<core>");
3200 createcommand("KLINE",handle_kline,'o',1,"<core>");
3201 createcommand("GLINE",handle_gline,'o',1,"<core>");
3202 createcommand("ZLINE",handle_zline,'o',1,"<core>");
3203 createcommand("QLINE",handle_qline,'o',1,"<core>");
3204 createcommand("ELINE",handle_eline,'o',1,"<core>");
3205 createcommand("LOADMODULE",handle_loadmodule,'o',1,"<core>");
3206 createcommand("UNLOADMODULE",handle_unloadmodule,'o',1,"<core>");
3207 createcommand("SERVER",handle_server,0,0,"<core>");
3210 void process_buffer(const char* cmdbuf,userrec *user)
3214 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
3221 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
3224 if (!strcmp(cmdbuf,""))
3228 while ((cmdbuf[0] == ' ') && (strlen(cmdbuf)>0)) cmdbuf++; // strip leading spaces
3230 strlcpy(cmd,cmdbuf,MAXBUF);
3231 if (!strcmp(cmd,""))
3235 if ((cmd[strlen(cmd)-1] == 13) || (cmd[strlen(cmd)-1] == 10))
3237 cmd[strlen(cmd)-1] = '\0';
3239 if ((cmd[strlen(cmd)-1] == 13) || (cmd[strlen(cmd)-1] == 10))
3241 cmd[strlen(cmd)-1] = '\0';
3244 while ((cmd[strlen(cmd)-1] == ' ') && (strlen(cmd)>0)) // strip trailing spaces
3246 cmd[strlen(cmd)-1] = '\0';
3249 if (!strcmp(cmd,""))
3253 log(DEBUG,"InspIRCd: processing: %s %s",user->nick,cmd);
3255 if ((user) && (cmd))
3257 process_command(user,cmd);
3261 void DoSync(serverrec* serv, char* tcp_host)
3264 log(DEBUG,"Sending sync");
3265 // send start of sync marker: Y <timestamp>
3266 // at this point the ircd receiving it starts broadcasting this netburst to all ircds
3267 // except the ones its receiving it from.
3268 snprintf(data,MAXBUF,"Y %d",TIME);
3269 serv->SendPacket(data,tcp_host);
3270 // send users and channels
3271 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
3273 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);
3274 serv->SendPacket(data,tcp_host);
3275 if (strchr(u->second->modes,'o'))
3277 snprintf(data,MAXBUF,"| %s %s",u->second->nick,u->second->oper);
3278 serv->SendPacket(data,tcp_host);
3280 for (int i = 0; i <= MODCOUNT; i++)
3282 string_list l = modules[i]->OnUserSync(u->second);
3283 for (int j = 0; j < l.size(); j++)
3285 strlcpy(data,l[j].c_str(),MAXBUF);
3286 serv->SendPacket(data,tcp_host);
3289 if (strcmp(chlist(u->second),""))
3291 snprintf(data,MAXBUF,"J %s %s",u->second->nick,chlist(u->second));
3292 serv->SendPacket(data,tcp_host);
3295 // send channel modes, topics etc...
3296 for (chan_hash::iterator c = chanlist.begin(); c != chanlist.end(); c++)
3298 snprintf(data,MAXBUF,"M %s +%s",c->second->name,chanmodes(c->second));
3299 serv->SendPacket(data,tcp_host);
3300 for (int i = 0; i <= MODCOUNT; i++)
3302 string_list l = modules[i]->OnChannelSync(c->second);
3303 for (int j = 0; j < l.size(); j++)
3305 strlcpy(data,l[j].c_str(),MAXBUF);
3306 serv->SendPacket(data,tcp_host);
3309 if (strcmp(c->second->topic,""))
3311 snprintf(data,MAXBUF,"T %d %s %s :%s",c->second->topicset,c->second->setby,c->second->name,c->second->topic);
3312 serv->SendPacket(data,tcp_host);
3314 // send current banlist
3316 for (BanList::iterator b = c->second->bans.begin(); b != c->second->bans.end(); b++)
3318 snprintf(data,MAXBUF,"M %s +b %s",c->second->name,b->data);
3319 serv->SendPacket(data,tcp_host);
3322 // sync global zlines, glines, etc
3323 sync_xlines(serv,tcp_host);
3325 for (int j = 0; j < 32; j++)
3329 for (int k = 0; k < me[j]->connectors.size(); k++)
3331 if (is_uline(me[j]->connectors[k].GetServerName().c_str()))
3333 snprintf(data,MAXBUF,"H %s",me[j]->connectors[k].GetServerName().c_str());
3334 serv->SendPacket(data,tcp_host);
3335 NetSendMyRoutingTable();
3341 snprintf(data,MAXBUF,"F %d",TIME);
3342 serv->SendPacket(data,tcp_host);
3343 log(DEBUG,"Sent sync");
3344 // ircd sends its serverlist after the end of sync here
3348 void NetSendMyRoutingTable()
3350 // send out a line saying what is reachable to us.
3351 // E.g. if A is linked to B C and D, send out:
3353 // if its only linked to B and D send out:
3355 // if it has no links, dont even send out the line at all.
3356 char buffer[MAXBUF];
3357 snprintf(buffer,MAXBUF,"$ %s",ServerName);
3358 bool sendit = false;
3359 for (int i = 0; i < 32; i++)
3363 for (int j = 0; j < me[i]->connectors.size(); j++)
3365 if ((me[i]->connectors[j].GetState() != STATE_DISCONNECTED) || (is_uline(me[i]->connectors[j].GetServerName().c_str())))
3367 strlcat(buffer," ",MAXBUF);
3368 strlcat(buffer,me[i]->connectors[j].GetServerName().c_str(),MAXBUF);
3375 NetSendToAll(buffer);
3379 void DoSplit(const char* params)
3381 bool go_again = true;
3385 for (int i = 0; i < 32; i++)
3389 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3391 if (!strcasecmp(j->GetServerName().c_str(),params))
3394 j->CloseConnection();
3395 me[i]->connectors.erase(j);
3403 log(DEBUG,"Removed server. Will remove clients...");
3404 // iterate through the userlist and remove all users on this server.
3405 // because we're dealing with a mesh, we dont have to deal with anything
3406 // "down-route" from this server (nice huh)
3408 char reason[MAXBUF];
3409 snprintf(reason,MAXBUF,"%s %s",ServerName,params);
3413 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
3415 if (!strcasecmp(u->second->server,params))
3417 kill_link(u->second,reason);
3425 // removes a server. Will NOT remove its users!
3427 void RemoveServer(const char* name)
3429 bool go_again = true;
3433 for (int i = 0; i < 32; i++)
3437 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3439 if (!strcasecmp(j->GetServerName().c_str(),name))
3442 j->CloseConnection();
3443 me[i]->connectors.erase(j);
3454 char MODERR[MAXBUF];
3461 void erase_factory(int j)
3464 for (std::vector<ircd_module*>::iterator t = factory.begin(); t != factory.end(); t++)
3469 factory.push_back(NULL);
3476 void erase_module(int j)
3479 for (std::vector<Module*>::iterator m = modules.begin(); m!= modules.end(); m++)
3485 modules.push_back(NULL);
3491 for (std::vector<std::string>::iterator v = module_names.begin(); v != module_names.end(); v++)
3495 module_names.erase(v);
3503 bool UnloadModule(const char* filename)
3505 for (int j = 0; j != module_names.size(); j++)
3507 if (module_names[j] == std::string(filename))
3509 if (modules[j]->GetVersion().Flags & VF_STATIC)
3511 log(DEFAULT,"Failed to unload STATIC module %s",filename);
3512 snprintf(MODERR,MAXBUF,"Module not unloadable (marked static)");
3516 log(DEBUG,"Deleting module...");
3518 log(DEBUG,"Erasing module entry...");
3520 log(DEBUG,"Removing dependent commands...");
3521 removecommands(filename);
3522 log(DEFAULT,"Module %s unloaded",filename);
3527 log(DEFAULT,"Module %s is not loaded, cannot unload it!",filename);
3528 snprintf(MODERR,MAXBUF,"Module not loaded");
3532 bool DirValid(char* dirandfile)
3535 strlcpy(work,dirandfile,MAXBUF);
3536 int p = strlen(work);
3537 // we just want the dir
3538 while (strlen(work))
3547 log(DEBUG,"Dir valid: %s",work);
3548 char buffer[MAXBUF], otherdir[MAXBUF];
3549 // Get the current working directory
3550 if( getcwd( buffer, MAXBUF ) == NULL )
3553 if( getcwd( otherdir, MAXBUF ) == NULL )
3556 log(DEBUG,"Dir is really: %s",otherdir);
3557 if (strlen(otherdir) >= strlen(work))
3559 otherdir[strlen(work)] = '\0';
3560 log(DEBUG,"Compare: '%s' -> '%s'",otherdir,work);
3561 if (!strcmp(otherdir,work))
3563 log(DEBUG,"Match ok");
3566 log(DEBUG,"No match");
3572 bool LoadModule(const char* filename)
3574 char modfile[MAXBUF];
3575 snprintf(modfile,MAXBUF,"%s/%s",ModPath,filename);
3576 if (!DirValid(modfile))
3578 log(DEFAULT,"Module %s is not within the modules directory.",modfile);
3579 snprintf(MODERR,MAXBUF,"Module %s is not within the modules directory.",modfile);
3582 log(DEBUG,"Loading module: %s",modfile);
3583 if (FileExists(modfile))
3585 for (int j = 0; j < module_names.size(); j++)
3587 if (module_names[j] == std::string(filename))
3589 log(DEFAULT,"Module %s is already loaded, cannot load a module twice!",modfile);
3590 snprintf(MODERR,MAXBUF,"Module already loaded");
3594 ircd_module* a = new ircd_module(modfile);
3595 factory[MODCOUNT+1] = a;
3596 if (factory[MODCOUNT+1]->LastError())
3598 log(DEFAULT,"Unable to load %s: %s",modfile,factory[MODCOUNT+1]->LastError());
3599 snprintf(MODERR,MAXBUF,"Loader/Linker error: %s",factory[MODCOUNT+1]->LastError());
3603 if (factory[MODCOUNT+1]->factory)
3605 Module* m = factory[MODCOUNT+1]->factory->CreateModule();
3606 modules[MODCOUNT+1] = m;
3607 /* save the module and the module's classfactory, if
3608 * this isnt done, random crashes can occur :/ */
3609 module_names.push_back(filename);
3613 log(DEFAULT,"Unable to load %s",modfile);
3614 snprintf(MODERR,MAXBUF,"Factory function failed!");
3620 log(DEFAULT,"InspIRCd: startup: Module Not Found %s",modfile);
3621 snprintf(MODERR,MAXBUF,"Module file could not be found");
3630 struct sockaddr_in client,server;
3631 char addrs[MAXBUF][255];
3632 int incomingSockfd, result = TRUE;
3635 int selectResult = 0, selectResult2 = 0;
3636 char *temp, configToken[MAXBUF], stuff[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
3637 char resolvedHost[MAXBUF];
3641 log_file = fopen("ircd.log","a+");
3644 printf("ERROR: Could not write to logfile ircd.log, bailing!\n\n");
3648 log(DEBUG,"InspIRCd: startup: begin");
3652 printf("WARNING!!! You are running an irc server as ROOT!!! DO NOT DO THIS!!!\n\n");
3654 log(DEFAULT,"InspIRCd: startup: not starting with UID 0!");
3656 SetupCommandTable();
3657 log(DEBUG,"InspIRCd: startup: default command table set up");
3659 ReadConfig(true,NULL);
3660 if (strcmp(DieValue,""))
3662 printf("WARNING: %s\n\n",DieValue);
3663 log(DEFAULT,"Ut-Oh, somebody didn't read their config file: '%s'",DieValue);
3666 log(DEBUG,"InspIRCd: startup: read config");
3668 int count2 = 0, count3 = 0;
3670 for (count = 0; count < ConfValueEnum("bind",&config_f); count++)
3672 ConfValue("bind","port",count,configToken,&config_f);
3673 ConfValue("bind","address",count,Addr,&config_f);
3674 ConfValue("bind","type",count,Type,&config_f);
3675 if (!strcmp(Type,"servers"))
3677 char Default[MAXBUF];
3678 strcpy(Default,"no");
3679 ConfValue("bind","default",count,Default,&config_f);
3680 if (strchr(Default,'y'))
3682 defaultRoute = count3;
3683 log(DEBUG,"InspIRCd: startup: binding '%s:%s' is default server route",Addr,configToken);
3685 me[count3] = new serverrec(ServerName,100L,false);
3686 if (!me[count3]->CreateListener(Addr,atoi(configToken)))
3688 log(DEFAULT,"Warning: Failed to bind port %d",atoi(configToken));
3689 printf("Warning: Failed to bind port %d\n",atoi(configToken));
3698 ports[count2] = atoi(configToken);
3699 strlcpy(addrs[count2],Addr,256);
3702 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
3705 UDPportCount = count3;
3707 log(DEBUG,"InspIRCd: startup: read %d total client ports and %d total server ports",portCount,UDPportCount);
3708 log(DEBUG,"InspIRCd: startup: InspIRCd is now starting!");
3712 /* BugFix By Craig! :p */
3714 for (count2 = 0; count2 < ConfValueEnum("module",&config_f); count2++)
3716 ConfValue("module","name",count2,configToken,&config_f);
3717 printf("Loading module... \033[1;37m%s\033[0;37m\n",configToken);
3718 if (!LoadModule(configToken))
3720 log(DEBUG,"Exiting due to a module loader error.");
3721 printf("\nThere was an error loading a module: %s\n",ModuleError());
3725 log(DEBUG,"Total loaded modules: %d",MODCOUNT+1);
3727 startup_time = time(NULL);
3730 ConfValue("pid","file",0,PID,&config_f);
3731 // write once here, to try it out and make sure its ok
3734 /* setup select call */
3735 FD_ZERO(&selectFds);
3736 log(DEBUG,"InspIRCd: startup: zero selects");
3737 log(VERBOSE,"InspIRCd: startup: portCount = %d", portCount);
3739 for (count = 0; count < portCount; count++)
3741 if ((openSockfd[boundPortCount] = OpenTCPSocket()) == ERROR)
3743 log(DEBUG,"InspIRCd: startup: bad fd %d",openSockfd[boundPortCount]);
3746 if (BindSocket(openSockfd[boundPortCount],client,server,ports[count],addrs[count]) == ERROR)
3748 log(DEFAULT,"InspIRCd: startup: failed to bind port %d",ports[count]);
3750 else /* well we at least bound to one socket so we'll continue */
3756 log(DEBUG,"InspIRCd: startup: total bound ports %d",boundPortCount);
3758 /* if we didn't bind to anything then abort */
3759 if (boundPortCount == 0)
3761 log(DEFAULT,"InspIRCd: startup: no ports bound, bailing!");
3762 printf("\nERROR: Was not able to bind any of %d ports! Please check your configuration.\n\n", portCount);
3767 printf("\nInspIRCd is now running!\n");
3771 log(VERBOSE,"Not forking as -nofork was specified");
3775 if (DaemonSeed() == ERROR)
3777 log(DEFAULT,"InspIRCd: startup: can't daemonise");
3778 printf("ERROR: could not go into daemon mode. Shutting down.\n");
3785 length = sizeof (client);
3786 char udp_msg[MAXBUF], tcp_host[MAXBUF];
3790 tvs.tv_usec = 7000L;
3797 tval.tv_usec = 7000L;
3799 int total_in_this_set = 0;
3801 bool expire_run = false;
3803 /* main loop, this never returns */
3806 #ifdef _POSIX_PRIORITY_SCHEDULING
3813 // we only read time() once per iteration rather than tons of times!
3816 // *FIX* Instead of closing sockets in kill_link when they receive the ERROR :blah line, we should queue
3817 // them in a list, then reap the list every second or so.
3818 if (((TIME % 5) == 0) && (!expire_run))
3821 FOREACH_MOD OnBackgroundTimer(TIME);
3825 if ((TIME % 5) == 1)
3828 // fix by brain - this must be below any manipulation of the hashmap by modules
3829 user_hash::iterator count2 = clientlist.begin();
3831 FD_ZERO(&serverfds);
3833 for (int x = 0; x != UDPportCount; x++)
3836 FD_SET(me[x]->fd, &serverfds);
3839 // serverFds timevals went here
3841 tvs.tv_usec = 7000L;
3843 int servresult = select(32767, &serverfds, NULL, NULL, &tvs);
3846 for (int x = 0; x != UDPportCount; x++)
3848 if ((me[x]) && (FD_ISSET (me[x]->fd, &serverfds)))
3850 char remotehost[MAXBUF],resolved[MAXBUF];
3851 length = sizeof (client);
3852 incomingSockfd = accept (me[x]->fd, (sockaddr *) &client, &length);
3853 if (incomingSockfd != -1)
3855 strlcpy(remotehost,(char *)inet_ntoa(client.sin_addr),MAXBUF);
3856 if(CleanAndResolve(resolved, remotehost) != TRUE)
3858 strlcpy(resolved,remotehost,MAXBUF);
3860 // add to this connections ircd_connector vector
3861 // *FIX* - we need the LOCAL port not the remote port in &client!
3862 me[x]->AddIncoming(incomingSockfd,resolved,me[x]->port);
3868 for (int x = 0; x < UDPportCount; x++)
3870 std::deque<std::string> msgs;
3872 if ((me[x]) && (me[x]->RecvPacket(msgs, tcp_host)))
3874 for (int ctr = 0; ctr < msgs.size(); ctr++)
3876 char udp_msg[MAXBUF];
3877 strlcpy(udp_msg,msgs[ctr].c_str(),MAXBUF);
3878 log(DEBUG,"Processing: %s",udp_msg);
3879 if (strlen(udp_msg)<1)
3881 log(DEBUG,"Invalid string from %s [route%d]",tcp_host,x);
3884 // during a netburst, send all data to all other linked servers
3885 if ((((nb_start>0) && (udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))) || (is_uline(tcp_host)))
3887 if (is_uline(tcp_host))
3889 if ((udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))
3891 NetSendToAllExcept(tcp_host,udp_msg);
3895 NetSendToAllExcept(tcp_host,udp_msg);
3897 std::string msg = udp_msg;
3898 FOREACH_MOD OnPacketReceive(msg,tcp_host);
3899 strlcpy(udp_msg,msg.c_str(),MAXBUF);
3900 handle_link_packet(udp_msg, tcp_host, me[x]);
3907 while (count2 != clientlist.end())
3910 total_in_this_set = 0;
3912 user_hash::iterator xcount = count2;
3913 user_hash::iterator endingiter = count2;
3915 if (count2 == clientlist.end()) break;
3918 if (count2->second->fd != 0)
3920 // assemble up to 64 sockets into an fd_set
3921 // to implement a pooling mechanism.
3923 // This should be up to 64x faster than the
3924 // old implementation.
3925 while (total_in_this_set < 64)
3927 if (count2 != clientlist.end())
3929 // we don't check the state of remote users.
3930 if ((count2->second->fd != -1) && (count2->second->fd != FD_MAGIC_NUMBER))
3932 FD_SET (count2->second->fd, &sfd);
3934 // registration timeout -- didnt send USER/NICK/HOST in the time specified in
3935 // their connection class.
3936 if ((TIME > count2->second->timeout) && (count2->second->registered != 7))
3938 log(DEBUG,"InspIRCd: registration timeout: %s",count2->second->nick);
3939 kill_link(count2->second,"Registration timeout");
3942 if ((TIME > count2->second->signon) && (count2->second->registered == 3) && (AllModulesReportReady(count2->second)))
3944 log(DEBUG,"signon exceed, registered=3, and modules ready, OK");
3945 count2->second->dns_done = true;
3946 FullConnectUser(count2->second);
3949 if ((count2->second->dns_done) && (count2->second->registered == 3) && (AllModulesReportReady(count2->second))) // both NICK and USER... and DNS
3951 log(DEBUG,"dns done, registered=3, and modules ready, OK");
3952 FullConnectUser(count2->second);
3955 if ((TIME > count2->second->nping) && (isnick(count2->second->nick)) && (count2->second->registered == 7))
3957 if ((!count2->second->lastping) && (count2->second->registered == 7))
3959 log(DEBUG,"InspIRCd: ping timeout: %s",count2->second->nick);
3960 kill_link(count2->second,"Ping timeout");
3963 Write(count2->second->fd,"PING :%s",ServerName);
3964 log(DEBUG,"InspIRCd: pinging: %s",count2->second->nick);
3965 count2->second->lastping = 0;
3966 count2->second->nping = TIME+count2->second->pingmax; // was hard coded to 120
3970 total_in_this_set++;
3975 endingiter = count2;
3976 count2 = xcount; // roll back to where we were
3980 // tvals defined here
3982 tval.tv_usec = 7000L;
3983 selectResult2 = select(65535, &sfd, NULL, NULL, &tval);
3985 // now loop through all of the items in this pool if any are waiting
3986 //if (selectResult2 > 0)
3987 for (user_hash::iterator count2a = xcount; count2a != endingiter; count2a++)
3990 #ifdef _POSIX_PRIORITY_SCHEDULING
3995 if ((count2a->second->fd != FD_MAGIC_NUMBER) && (count2a->second->fd != -1) && (FD_ISSET (count2a->second->fd, &sfd)))
3997 memset(data, 0, 10240);
3998 result = read(count2a->second->fd, data, 10240);
4002 // perform a check on the raw buffer as an array (not a string!) to remove
4003 // characters 0 and 7 which are illegal in the RFC - replace them with spaces.
4004 // hopefully this should stop even more people whining about "Unknown command: *"
4005 for (int checker = 0; checker < result; checker++)
4007 if ((data[checker] == 0) || (data[checker] == 7))
4008 data[checker] = ' ';
4010 userrec* current = count2a->second;
4011 int currfd = current->fd;
4012 char* l = strtok(data,"\n");
4017 if ((floodlines > current->flood) && (current->flood != 0))
4019 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4020 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4021 kill_link(current,"Excess flood");
4024 char sanitized[NetBufferSize];
4025 memset(sanitized, 0, NetBufferSize);
4027 for (int pt = 0; pt < strlen(l); pt++)
4031 sanitized[ptt++] = l[pt];
4034 sanitized[ptt] = '\0';
4035 if (strlen(sanitized))
4039 // we're gonna re-scan to check if the nick is gone, after every
4040 // command - if it has, we're gonna bail
4041 bool find_again = false;
4042 process_buffer(sanitized,current);
4044 // look for the user's record in case it's changed
4045 for (user_hash::iterator c2 = clientlist.begin(); c2 != clientlist.end(); c2++)
4047 if (c2->second->fd == currfd)
4049 // found again, update pointer
4050 current == c2->second;
4059 l = strtok(NULL,"\n");
4064 if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
4066 log(DEBUG,"killing: %s",count2a->second->nick);
4067 kill_link(count2a->second,strerror(errno));
4071 // result EAGAIN means nothing read
4072 if (result == EAGAIN)
4080 log(DEBUG,"InspIRCd: Exited: %s",count2a->second->nick);
4081 kill_link(count2a->second,"Client exited");
4082 // must bail here? kill_link removes the hash, corrupting the iterator
4083 log(DEBUG,"Bailing from client exit");
4087 else if (result > 0)
4092 for (int q = 0; q < total_in_this_set; q++)
4094 // there is no iterator += operator :(
4095 //if (count2 != clientlist.end())
4102 // set up select call
4103 for (count = 0; count < boundPortCount; count++)
4105 FD_SET (openSockfd[count], &selectFds);
4109 selectResult = select(MAXSOCKS, &selectFds, NULL, NULL, &tv);
4111 /* select is reporting a waiting socket. Poll them all to find out which */
4112 if (selectResult > 0)
4114 char target[MAXBUF], resolved[MAXBUF];
4115 for (count = 0; count < boundPortCount; count++)
4117 if (FD_ISSET (openSockfd[count], &selectFds))
4119 length = sizeof (client);
4120 incomingSockfd = accept (openSockfd[count], (struct sockaddr *) &client, &length);
4122 strlcpy (target, (char *) inet_ntoa (client.sin_addr), MAXBUF);
4123 strlcpy (resolved, target, MAXBUF);
4125 if (incomingSockfd < 0)
4127 WriteOpers("*** WARNING: Accept failed on port %d (%s)", ports[count],target);
4128 log(DEBUG,"InspIRCd: accept failed: %d",ports[count]);
4132 AddClient(incomingSockfd, resolved, ports[count], false, inet_ntoa (client.sin_addr));
4133 log(DEBUG,"InspIRCd: adding client on port %d fd=%d",ports[count],incomingSockfd);
4143 close (incomingSockfd);