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 int has_channel(userrec *u, chanrec *c);
203 int usercount(chanrec *c);
204 int usercount_i(chanrec *c);
205 char* Passwd(userrec *user);
206 bool IsDenied(userrec *user);
207 void AddWhoWas(userrec* u);
209 std::vector<long> auth_cookies;
210 std::stringstream config_f(stringstream::in | stringstream::out);
212 std::vector<userrec*> all_opers;
214 void AddOper(userrec* user)
216 log(DEBUG,"Oper added to optimization list");
217 all_opers.push_back(user);
220 void DeleteOper(userrec* user)
222 for (std::vector<userrec*>::iterator a = all_opers.begin(); a < all_opers.end(); a++)
226 log(DEBUG,"Oper removed from optimization list");
235 char Revision[] = "$Revision$";
238 char *v2 = strtok_r(s1," ",&savept);
240 v2 = strtok_r(s1," ",&savept);
242 return (long)(atof(v2)*10000);
246 std::string getservername()
251 std::string getserverdesc()
256 std::string getnetworkname()
261 std::string getadminname()
266 std::string getadminemail()
271 std::string getadminnick()
276 void log(int level,char *text, ...)
278 char textbuffer[MAXBUF];
281 struct tm * timeinfo;
282 if (level < LogLevel)
286 timeinfo = localtime (&rawtime);
291 va_start (argsPtr, text);
292 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
294 strlcpy(b,asctime(timeinfo),MAXBUF);
295 b[24] = ':'; // we know this is the end of the time string
296 fprintf(log_file,"%s %s\n",b,textbuffer);
299 // nofork enabled? display it on terminal too
300 printf("%s %s\n",b,textbuffer);
305 void readfile(file_cache &F, const char* fname)
308 char linebuf[MAXBUF];
310 log(DEBUG,"readfile: loading %s",fname);
312 file = fopen(fname,"r");
317 fgets(linebuf,sizeof(linebuf),file);
318 linebuf[strlen(linebuf)-1]='\0';
325 F.push_back(linebuf);
332 log(DEBUG,"readfile: failed to load file: %s",fname);
334 log(DEBUG,"readfile: loaded %s, %lu lines",fname,(unsigned long)F.size());
337 void ReadConfig(bool bail, userrec* user)
339 char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF],MW[MAXBUF];
340 char AH[MAXBUF],AP[MAXBUF],AF[MAXBUF],DNT[MAXBUF],pfreq[MAXBUF],thold[MAXBUF];
342 std::stringstream errstr;
344 if (!LoadConf(CONFIG_FILE,&config_f,&errstr))
349 printf("There were errors in your configuration:\n%s",errstr.str().c_str());
357 WriteServ(user->fd,"NOTICE %s :There were errors in the configuration file:",user->nick);
358 while (!errstr.eof())
360 errstr.getline(dataline,1024);
361 WriteServ(user->fd,"NOTICE %s :%s",user->nick,dataline);
366 WriteOpers("There were errors in the configuration file:",user->nick);
367 while (!errstr.eof())
369 errstr.getline(dataline,1024);
370 WriteOpers(dataline);
377 ConfValue("server","name",0,ServerName,&config_f);
378 ConfValue("server","description",0,ServerDesc,&config_f);
379 ConfValue("server","network",0,Network,&config_f);
380 ConfValue("admin","name",0,AdminName,&config_f);
381 ConfValue("admin","email",0,AdminEmail,&config_f);
382 ConfValue("admin","nick",0,AdminNick,&config_f);
383 ConfValue("files","motd",0,motd,&config_f);
384 ConfValue("files","rules",0,rules,&config_f);
385 ConfValue("power","diepass",0,diepass,&config_f);
386 ConfValue("power","pause",0,pauseval,&config_f);
387 ConfValue("power","restartpass",0,restartpass,&config_f);
388 ConfValue("options","prefixquit",0,PrefixQuit,&config_f);
389 ConfValue("die","value",0,DieValue,&config_f);
390 ConfValue("options","loglevel",0,dbg,&config_f);
391 ConfValue("options","netbuffersize",0,NB,&config_f);
392 ConfValue("options","maxwho",0,MW,&config_f);
393 ConfValue("options","allowhalfop",0,AH,&config_f);
394 ConfValue("options","allowprotect",0,AP,&config_f);
395 ConfValue("options","allowfounder",0,AF,&config_f);
396 ConfValue("dns","server",0,DNSServer,&config_f);
397 ConfValue("dns","timeout",0,DNT,&config_f);
398 ConfValue("options","moduledir",0,ModPath,&config_f);
399 ConfValue("disabled","commands",0,DisabledCommands,&config_f);
401 NetBufferSize = atoi(NB);
402 MaxWhoResults = atoi(MW);
403 dns_timeout = atoi(DNT);
407 strlcpy(DNSServer,"127.0.0.1",MAXBUF);
409 strlcpy(ModPath,MOD_PATH,MAXBUF);
410 AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
411 AllowProtect = ((!strcasecmp(AP,"true")) || (!strcasecmp(AP,"1")) || (!strcasecmp(AP,"yes")));
412 AllowFounder = ((!strcasecmp(AF,"true")) || (!strcasecmp(AF,"1")) || (!strcasecmp(AF,"yes")));
413 if ((!NetBufferSize) || (NetBufferSize > 65535) || (NetBufferSize < 1024))
415 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
416 NetBufferSize = 10240;
418 if ((!MaxWhoResults) || (MaxWhoResults > 65535) || (MaxWhoResults < 1))
420 log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
423 if (!strcmp(dbg,"debug"))
425 if (!strcmp(dbg,"verbose"))
427 if (!strcmp(dbg,"default"))
429 if (!strcmp(dbg,"sparse"))
431 if (!strcmp(dbg,"none"))
434 log(DEFAULT,"Reading message of the day...");
435 readfile(RULES,rules);
436 log(DEFAULT,"Reading connect classes...");
438 for (int i = 0; i < ConfValueEnum("connect",&config_f); i++)
441 ConfValue("connect","allow",i,Value,&config_f);
442 ConfValue("connect","timeout",i,timeout,&config_f);
443 ConfValue("connect","flood",i,flood,&config_f);
444 ConfValue("connect","pingfreq",i,pfreq,&config_f);
445 ConfValue("connect","threshold",i,thold,&config_f);
448 strlcpy(c.host,Value,MAXBUF);
450 strlcpy(Value,"",MAXBUF);
451 ConfValue("connect","password",i,Value,&config_f);
452 strlcpy(c.pass,Value,MAXBUF);
453 c.registration_timeout = 90; // default is 2 minutes
455 c.flood = atoi(flood);
459 c.threshold = atoi(thold);
463 c.registration_timeout = atoi(timeout);
467 c.pingtime = atoi(pfreq);
469 Classes.push_back(c);
470 log(DEBUG,"Read connect class type ALLOW, host=%s password=%s timeout=%lu flood=%lu",c.host,c.pass,(unsigned long)c.registration_timeout,(unsigned long)c.flood);
474 ConfValue("connect","deny",i,Value,&config_f);
475 strlcpy(c.host,Value,MAXBUF);
477 Classes.push_back(c);
478 log(DEBUG,"Read connect class type DENY, host=%s",c.host);
482 log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
483 read_xline_defaults();
484 log(DEFAULT,"Applying K lines, Q lines and Z lines...");
486 log(DEFAULT,"Done reading configuration file, InspIRCd is now starting.");
489 log(DEFAULT,"Adding and removing modules due to rehash...");
491 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
493 // store the old module names
494 for (std::vector<std::string>::iterator t = module_names.begin(); t != module_names.end(); t++)
496 old_module_names.push_back(*t);
499 // get the new module names
500 for (int count2 = 0; count2 < ConfValueEnum("module",&config_f); count2++)
502 ConfValue("module","name",count2,Value,&config_f);
503 new_module_names.push_back(Value);
506 // now create a list of new modules that are due to be loaded
507 // and a seperate list of modules which are due to be unloaded
508 for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
511 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
517 added_modules.push_back(*_new);
519 for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
522 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
528 removed_modules.push_back(*oldm);
530 // now we have added_modules, a vector of modules to be loaded, and removed_modules, a vector of modules
532 int rem = 0, add = 0;
533 if (!removed_modules.empty())
534 for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
536 if (UnloadModule(removing->c_str()))
538 WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
539 WriteServ(user->fd,"973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
544 WriteServ(user->fd,"972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ModuleError());
547 if (!added_modules.empty())
548 for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
550 if (LoadModule(adding->c_str()))
552 WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
553 WriteServ(user->fd,"975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
558 WriteServ(user->fd,"974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ModuleError());
561 log(DEFAULT,"Successfully unloaded %lu of %lu modules and loaded %lu of %lu modules.",(unsigned long)rem,(unsigned long)removed_modules.size(),(unsigned long)add,(unsigned long)added_modules.size());
565 /* write formatted text to a socket, in same format as printf */
567 void Write(int sock,char *text, ...)
569 if (sock == FD_MAGIC_NUMBER)
573 log(DEFAULT,"*** BUG *** Write was given an invalid parameter");
576 char textbuffer[MAXBUF];
580 va_start (argsPtr, text);
581 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
583 int bytes = snprintf(tb,MAXBUF,"%s\r\n",textbuffer);
587 write(sock,tb,bytes > 514 ? 514 : bytes);
591 /* write a server formatted numeric response to a single socket */
593 void WriteServ(int sock, char* text, ...)
595 if (sock == FD_MAGIC_NUMBER)
599 log(DEFAULT,"*** BUG *** WriteServ was given an invalid parameter");
602 char textbuffer[MAXBUF],tb[MAXBUF];
604 va_start (argsPtr, text);
606 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
608 int bytes = snprintf(tb,MAXBUF,":%s %s\r\n",ServerName,textbuffer);
612 write(sock,tb,bytes > 514 ? 514 : bytes);
616 /* write text from an originating user to originating user */
618 void WriteFrom(int sock, userrec *user,char* text, ...)
620 if (sock == FD_MAGIC_NUMBER)
622 if ((!text) || (!user))
624 log(DEFAULT,"*** BUG *** WriteFrom was given an invalid parameter");
627 char textbuffer[MAXBUF],tb[MAXBUF];
629 va_start (argsPtr, text);
631 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
633 int bytes = snprintf(tb,MAXBUF,":%s!%s@%s %s\r\n",user->nick,user->ident,user->dhost,textbuffer);
637 write(sock,tb,bytes > 514 ? 514 : bytes);
641 /* write text to an destination user from a source user (e.g. user privmsg) */
643 void WriteTo(userrec *source, userrec *dest,char *data, ...)
645 if ((!dest) || (!data))
647 log(DEFAULT,"*** BUG *** WriteTo was given an invalid parameter");
650 if (dest->fd == FD_MAGIC_NUMBER)
652 char textbuffer[MAXBUF],tb[MAXBUF];
654 va_start (argsPtr, data);
655 vsnprintf(textbuffer, MAXBUF, data, argsPtr);
659 // if no source given send it from the server.
662 WriteServ(dest->fd,":%s %s",ServerName,textbuffer);
666 WriteFrom(dest->fd,source,"%s",textbuffer);
670 /* write formatted text from a source user to all users on a channel
671 * including the sender (NOT for privmsg, notice etc!) */
673 void WriteChannel(chanrec* Ptr, userrec* user, char* text, ...)
675 if ((!Ptr) || (!user) || (!text))
677 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
680 char textbuffer[MAXBUF];
682 va_start (argsPtr, text);
683 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
686 std::vector<char*> *ulist = Ptr->GetUsers();
687 for (int j = 0; j < ulist->size(); j++)
689 char* o = (*ulist)[j];
690 userrec* otheruser = (userrec*)o;
691 if (otheruser->fd != FD_MAGIC_NUMBER)
692 WriteTo(user,otheruser,"%s",textbuffer);
696 /* write formatted text from a source user to all users on a channel
697 * including the sender (NOT for privmsg, notice etc!) doesnt send to
698 * users on remote servers */
700 void WriteChannelLocal(chanrec* Ptr, userrec* user, char* text, ...)
702 if ((!Ptr) || (!text))
704 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
707 char textbuffer[MAXBUF];
709 va_start (argsPtr, text);
710 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
713 std::vector<char*> *ulist = Ptr->GetUsers();
714 for (int j = 0; j < ulist->size(); j++)
716 char* o = (*ulist)[j];
717 userrec* otheruser = (userrec*)o;
718 if ((otheruser->fd != FD_MAGIC_NUMBER) && (otheruser->fd != -1) && (otheruser != user))
722 WriteServ(otheruser->fd,"%s",textbuffer);
726 WriteTo(user,otheruser,"%s",textbuffer);
733 void WriteChannelWithServ(char* ServName, chanrec* Ptr, char* text, ...)
735 if ((!Ptr) || (!text))
737 log(DEFAULT,"*** BUG *** WriteChannelWithServ was given an invalid parameter");
740 char textbuffer[MAXBUF];
742 va_start (argsPtr, text);
743 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
747 std::vector<char*> *ulist = Ptr->GetUsers();
748 for (int j = 0; j < ulist->size(); j++)
750 char* o = (*ulist)[j];
751 userrec* otheruser = (userrec*)o;
752 if (otheruser->fd != FD_MAGIC_NUMBER)
753 WriteServ(otheruser->fd,"%s",textbuffer);
758 /* write formatted text from a source user to all users on a channel except
759 * for the sender (for privmsg etc) */
761 void ChanExceptSender(chanrec* Ptr, userrec* user, char* text, ...)
763 if ((!Ptr) || (!user) || (!text))
765 log(DEFAULT,"*** BUG *** ChanExceptSender was given an invalid parameter");
768 char textbuffer[MAXBUF];
770 va_start (argsPtr, text);
771 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
774 std::vector<char*> *ulist = Ptr->GetUsers();
775 for (int j = 0; j < ulist->size(); j++)
777 char* o = (*ulist)[j];
778 userrec* otheruser = (userrec*)o;
779 if ((otheruser->fd != FD_MAGIC_NUMBER) && (user != otheruser))
780 WriteFrom(otheruser->fd,user,"%s",textbuffer);
785 std::string GetServerDescription(char* servername)
787 for (int j = 0; j < 32; j++)
791 for (int k = 0; k < me[j]->connectors.size(); k++)
793 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
795 return me[j]->connectors[k].GetDescription();
799 return ServerDesc; // not a remote server that can be found, it must be me.
804 /* write a formatted string to all users who share at least one common
805 * channel, including the source user e.g. for use in NICK */
807 void WriteCommon(userrec *u, char* text, ...)
811 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
815 if (u->registered != 7) {
816 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
820 char textbuffer[MAXBUF];
822 va_start (argsPtr, text);
823 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
826 // FIX: Stops a message going to the same person more than once
827 std::vector<int> already_sent;
829 for (int i = 0; i < MAXCHANS; i++)
831 if (u->chans[i].channel)
833 std::vector<char*> *ulist = u->chans[i].channel->GetUsers();
834 for (int j = 0; j < ulist->size(); j++)
836 char* o = (*ulist)[j];
837 userrec* otheruser = (userrec*)o;
839 for (int t = 0; t < already_sent.size(); t++)
841 if (already_sent[t] == otheruser->fd)
849 already_sent.push_back(otheruser->fd);
850 WriteFrom(otheruser->fd,u,"%s",textbuffer);
855 // if the user was not in any channels, no users will receive the text. Make sure the user
856 // receives their OWN message for WriteCommon
857 if (!already_sent.size())
859 WriteFrom(u->fd,u,"%s",textbuffer);
863 /* write a formatted string to all users who share at least one common
864 * channel, NOT including the source user e.g. for use in QUIT */
866 void WriteCommonExcept(userrec *u, char* text, ...)
870 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
874 if (u->registered != 7) {
875 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
879 char textbuffer[MAXBUF];
881 va_start (argsPtr, text);
882 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
885 std::vector<int> already_sent;
887 for (int i = 0; i < MAXCHANS; i++)
889 if (u->chans[i].channel)
891 std::vector<char*> *ulist = u->chans[i].channel->GetUsers();
892 for (int j = 0; j < ulist->size(); j++)
894 char* o = (*ulist)[j];
895 userrec* otheruser = (userrec*)o;
899 for (int t = 0; t < already_sent.size(); t++)
901 if (already_sent[t] == otheruser->fd)
909 already_sent.push_back(otheruser->fd);
910 WriteFrom(otheruser->fd,u,"%s",textbuffer);
918 void WriteOpers(char* text, ...)
922 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
926 char textbuffer[MAXBUF];
928 va_start (argsPtr, text);
929 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
932 for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
935 if ((a) && (a->fd != FD_MAGIC_NUMBER))
937 if (strchr(a->modes,'s'))
939 // send server notices to all with +s
940 WriteServ(a->fd,"NOTICE %s :%s",a->nick,textbuffer);
946 void NoticeAllOpers(userrec *source, bool local_only, char* text, ...)
948 if ((!text) || (!source))
950 log(DEFAULT,"*** BUG *** NoticeAllOpers was given an invalid parameter");
954 char textbuffer[MAXBUF];
956 va_start (argsPtr, text);
957 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
960 for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
963 if ((a) && (a->fd != FD_MAGIC_NUMBER))
965 if (strchr(a->modes,'s'))
967 // send server notices to all with +s
968 WriteServ(a->fd,"NOTICE %s :*** Notice From %s: %s",a->nick,source->nick,textbuffer);
976 snprintf(buffer,MAXBUF,"V %s @* :%s",source->nick,textbuffer);
977 NetSendToAll(buffer);
981 // returns TRUE of any users on channel C occupy server 'servername'.
983 bool ChanAnyOnThisServer(chanrec *c,char* servername)
985 log(DEBUG,"ChanAnyOnThisServer");
987 std::vector<char*> *ulist = c->GetUsers();
988 for (int j = 0; j < ulist->size(); j++)
990 char* o = (*ulist)[j];
991 userrec* user = (userrec*)o;
992 if (!strcasecmp(user->server,servername))
998 // returns true if user 'u' shares any common channels with any users on server 'servername'
1000 bool CommonOnThisServer(userrec* u,const char* servername)
1002 log(DEBUG,"ChanAnyOnThisServer");
1004 for (int i = 0; i < MAXCHANS; i++)
1006 if (u->chans[i].channel)
1008 std::vector<char*> *ulist = u->chans[i].channel->GetUsers();
1009 for (int j = 0; j < ulist->size(); j++)
1011 char* o = (*ulist)[j];
1012 userrec* user = (userrec*)o;
1013 if (!strcasecmp(user->server,servername))
1022 void NetSendToCommon(userrec* u, char* s)
1024 char buffer[MAXBUF];
1025 snprintf(buffer,MAXBUF,"%s",s);
1027 log(DEBUG,"NetSendToCommon: '%s' '%s'",u->nick,s);
1029 std::string msg = buffer;
1030 FOREACH_MOD OnPacketTransmit(msg,s);
1031 strlcpy(buffer,msg.c_str(),MAXBUF);
1033 for (int j = 0; j < 32; j++)
1037 for (int k = 0; k < me[j]->connectors.size(); k++)
1039 if (CommonOnThisServer(u,me[j]->connectors[k].GetServerName().c_str()))
1041 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1049 void NetSendToAll(char* s)
1051 char buffer[MAXBUF];
1052 snprintf(buffer,MAXBUF,"%s",s);
1054 log(DEBUG,"NetSendToAll: '%s'",s);
1056 std::string msg = buffer;
1057 FOREACH_MOD OnPacketTransmit(msg,s);
1058 strlcpy(buffer,msg.c_str(),MAXBUF);
1060 for (int j = 0; j < 32; j++)
1064 for (int k = 0; k < me[j]->connectors.size(); k++)
1066 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1072 void NetSendToAllAlive(char* s)
1074 char buffer[MAXBUF];
1075 snprintf(buffer,MAXBUF,"%s",s);
1077 log(DEBUG,"NetSendToAllAlive: '%s'",s);
1079 std::string msg = buffer;
1080 FOREACH_MOD OnPacketTransmit(msg,s);
1081 strlcpy(buffer,msg.c_str(),MAXBUF);
1083 for (int j = 0; j < 32; j++)
1087 for (int k = 0; k < me[j]->connectors.size(); k++)
1089 if (me[j]->connectors[k].GetState() != STATE_DISCONNECTED)
1091 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1095 log(DEBUG,"%s is dead, not sending to it.",me[j]->connectors[k].GetServerName().c_str());
1103 void NetSendToOne(char* target,char* s)
1105 char buffer[MAXBUF];
1106 snprintf(buffer,MAXBUF,"%s",s);
1108 log(DEBUG,"NetSendToOne: '%s' '%s'",target,s);
1110 std::string msg = buffer;
1111 FOREACH_MOD OnPacketTransmit(msg,s);
1112 strlcpy(buffer,msg.c_str(),MAXBUF);
1114 for (int j = 0; j < 32; j++)
1118 for (int k = 0; k < me[j]->connectors.size(); k++)
1120 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
1122 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1129 void NetSendToAllExcept(const char* target,char* s)
1131 char buffer[MAXBUF];
1132 snprintf(buffer,MAXBUF,"%s",s);
1134 log(DEBUG,"NetSendToAllExcept: '%s' '%s'",target,s);
1136 std::string msg = buffer;
1137 FOREACH_MOD OnPacketTransmit(msg,s);
1138 strlcpy(buffer,msg.c_str(),MAXBUF);
1140 for (int j = 0; j < 32; j++)
1144 for (int k = 0; k < me[j]->connectors.size(); k++)
1146 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
1148 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1156 void WriteMode(const char* modes, int flags, const char* text, ...)
1158 if ((!text) || (!modes) || (!flags))
1160 log(DEFAULT,"*** BUG *** WriteMode was given an invalid parameter");
1164 char textbuffer[MAXBUF];
1166 va_start (argsPtr, text);
1167 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1169 int modelen = strlen(modes);
1171 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1173 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
1175 bool send_to_user = false;
1177 if (flags == WM_AND)
1179 send_to_user = true;
1180 for (int n = 0; n < modelen; n++)
1182 if (!hasumode(i->second,modes[n]))
1184 send_to_user = false;
1189 else if (flags == WM_OR)
1191 send_to_user = false;
1192 for (int n = 0; n < modelen; n++)
1194 if (hasumode(i->second,modes[n]))
1196 send_to_user = true;
1204 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,textbuffer);
1211 void NoticeAll(userrec *source, bool local_only, char* text, ...)
1213 if ((!text) || (!source))
1215 log(DEFAULT,"*** BUG *** NoticeAll was given an invalid parameter");
1219 char textbuffer[MAXBUF];
1221 va_start (argsPtr, text);
1222 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1225 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1227 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
1229 WriteFrom(i->second->fd,source,"NOTICE $* :%s",textbuffer);
1235 char buffer[MAXBUF];
1236 snprintf(buffer,MAXBUF,"V %s * :%s",source->nick,textbuffer);
1237 NetSendToAll(buffer);
1242 void WriteWallOps(userrec *source, bool local_only, char* text, ...)
1244 if ((!text) || (!source))
1246 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
1250 char textbuffer[MAXBUF];
1252 va_start (argsPtr, text);
1253 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1256 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1258 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
1260 if (strchr(i->second->modes,'w'))
1262 WriteTo(source,i->second,"WALLOPS :%s",textbuffer);
1269 char buffer[MAXBUF];
1270 snprintf(buffer,MAXBUF,"@ %s :%s",source->nick,textbuffer);
1271 NetSendToAll(buffer);
1275 /* convert a string to lowercase. Note following special circumstances
1276 * taken from RFC 1459. Many "official" server branches still hold to this
1277 * rule so i will too;
1279 * Because of IRC's scandanavian origin, the characters {}| are
1280 * considered to be the lower case equivalents of the characters []\,
1281 * respectively. This is a critical issue when determining the
1282 * equivalence of two nicknames.
1285 void strlower(char *n)
1291 for (int i = 0; n[i] != 0; i++)
1293 n[i] = tolower(n[i]);
1305 /* Find a user record by nickname and return a pointer to it */
1307 userrec* Find(std::string nick)
1309 user_hash::iterator iter = clientlist.find(nick);
1311 if (iter == clientlist.end())
1312 /* Couldn't find it */
1315 return iter->second;
1318 /* find a channel record by channel name and return a pointer to it */
1320 chanrec* FindChan(const char* chan)
1324 log(DEFAULT,"*** BUG *** Findchan was given an invalid parameter");
1328 chan_hash::iterator iter = chanlist.find(chan);
1330 if (iter == chanlist.end())
1331 /* Couldn't find it */
1334 return iter->second;
1338 long GetMaxBans(char* name)
1341 for (int count = 0; count < ConfValueEnum("banlist",&config_f); count++)
1343 ConfValue("banlist","chan",count,CM,&config_f);
1346 ConfValue("banlist","limit",count,CM,&config_f);
1354 void purge_empty_chans(userrec* u)
1357 int go_again = 1, purge = 0;
1359 // firstly decrement the count on each channel
1360 for (int f = 0; f < MAXCHANS; f++)
1362 if (u->chans[f].channel)
1364 u->chans[f].channel->DecUserCounter();
1365 u->chans[f].channel->DelUser((char*)u);
1369 for (int i = 0; i < MAXCHANS; i++)
1371 if (u->chans[i].channel)
1373 if (!usercount(u->chans[i].channel))
1375 chan_hash::iterator i2 = chanlist.find(u->chans[i].channel->name);
1376 /* kill the record */
1377 if (i2 != chanlist.end())
1379 log(DEBUG,"del_channel: destroyed: %s",i2->second->name);
1385 u->chans[i].channel = NULL;
1390 log(DEBUG,"skipped purge for %s",u->chans[i].channel->name);
1394 log(DEBUG,"completed channel purge, killed %lu",(unsigned long)purge);
1400 char scratch[MAXBUF];
1401 char sparam[MAXBUF];
1403 char* chanmodes(chanrec *chan)
1407 log(DEFAULT,"*** BUG *** chanmodes was given an invalid parameter");
1414 if (chan->noexternal)
1416 strlcat(scratch,"n",MAXMODES);
1418 if (chan->topiclock)
1420 strlcat(scratch,"t",MAXMODES);
1424 strlcat(scratch,"k",MAXMODES);
1428 strlcat(scratch,"l",MAXMODES);
1430 if (chan->inviteonly)
1432 strlcat(scratch,"i",MAXMODES);
1434 if (chan->moderated)
1436 strlcat(scratch,"m",MAXMODES);
1440 strlcat(scratch,"s",MAXMODES);
1442 if (chan->c_private)
1444 strlcat(scratch,"p",MAXMODES);
1448 strlcat(sparam," ",MAXBUF);
1449 strlcat(sparam,chan->key,MAXBUF);
1454 sprintf(foo," %lu",(unsigned long)chan->limit);
1455 strlcat(sparam,foo,MAXBUF);
1457 if (*chan->custom_modes)
1459 strlcat(scratch,chan->custom_modes,MAXMODES);
1460 for (int z = 0; chan->custom_modes[z] != 0; z++)
1462 std::string extparam = chan->GetModeParameter(chan->custom_modes[z]);
1465 strlcat(sparam," ",MAXBUF);
1466 strlcat(sparam,extparam.c_str(),MAXBUF);
1470 log(DEBUG,"chanmodes: %s %s%s",chan->name,scratch,sparam);
1471 strlcat(scratch,sparam,MAXMODES);
1476 /* compile a userlist of a channel into a string, each nick seperated by
1477 * spaces and op, voice etc status shown as @ and + */
1479 void userlist(userrec *user,chanrec *c)
1481 if ((!c) || (!user))
1483 log(DEFAULT,"*** BUG *** userlist was given an invalid parameter");
1487 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1488 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1490 if (has_channel(i->second,c))
1492 if (isnick(i->second->nick))
1494 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1496 /* user is +i, and source not on the channel, does not show
1497 * nick in NAMES list */
1500 strlcat(list,cmode(i->second,c),MAXBUF);
1501 strlcat(list,i->second->nick,MAXBUF);
1502 strlcat(list," ",MAXBUF);
1503 if (strlen(list)>(480-NICKMAX))
1505 /* list overflowed into
1506 * multiple numerics */
1507 WriteServ(user->fd,"%s",list);
1508 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1513 /* if whats left in the list isnt empty, send it */ if (list[strlen(list)-1] != ':')
1515 WriteServ(user->fd,"%s",list);
1519 /* return a count of the users on a specific channel accounting for
1520 * invisible users who won't increase the count. e.g. for /LIST */
1522 int usercount_i(chanrec *c)
1528 log(DEFAULT,"*** BUG *** usercount_i was given an invalid parameter");
1533 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1537 if (has_channel(i->second,c))
1539 if (isnick(i->second->nick))
1541 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1543 /* user is +i, and source not on the channel, does not show
1544 * nick in NAMES list */
1552 log(DEBUG,"usercount_i: %s %lu",c->name,(unsigned long)count);
1557 int usercount(chanrec *c)
1561 log(DEFAULT,"*** BUG *** usercount was given an invalid parameter");
1564 int count = c->GetUserCounter();
1565 log(DEBUG,"usercount: %s %lu",c->name,(unsigned long)count);
1570 /* add a channel to a user, creating the record for it if needed and linking
1571 * it to the user record */
1573 chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
1575 if ((!user) || (!cn))
1577 log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
1585 strncpy(cname,cn,MAXBUF);
1587 // we MUST declare this wherever we use FOREACH_RESULT
1590 if (strlen(cname) > CHANMAX-1)
1592 cname[CHANMAX-1] = '\0';
1595 log(DEBUG,"add_channel: %s %s",user->nick,cname);
1597 if ((FindChan(cname)) && (has_channel(user,FindChan(cname))))
1599 return NULL; // already on the channel!
1603 if (!FindChan(cname))
1606 FOREACH_RESULT(OnUserPreJoin(user,NULL,cname));
1607 if (MOD_RESULT == 1) {
1611 /* create a new one */
1612 log(DEBUG,"add_channel: creating: %s",cname);
1614 chanlist[cname] = new chanrec();
1616 strlcpy(chanlist[cname]->name, cname,CHANMAX);
1617 chanlist[cname]->topiclock = 1;
1618 chanlist[cname]->noexternal = 1;
1619 chanlist[cname]->created = TIME;
1620 strcpy(chanlist[cname]->topic, "");
1621 strncpy(chanlist[cname]->setby, user->nick,NICKMAX);
1622 chanlist[cname]->topicset = 0;
1623 Ptr = chanlist[cname];
1624 log(DEBUG,"add_channel: created: %s",cname);
1625 /* set created to 2 to indicate user
1626 * is the first in the channel
1627 * and should be given ops */
1633 /* channel exists, just fish out a pointer to its struct */
1634 Ptr = FindChan(cname);
1637 log(DEBUG,"add_channel: joining to: %s",Ptr->name);
1639 // the override flag allows us to bypass channel modes
1640 // and bans (used by servers)
1641 if ((!override) || (!strcasecmp(user->server,ServerName)))
1643 log(DEBUG,"Not overriding...");
1645 FOREACH_RESULT(OnUserPreJoin(user,Ptr,cname));
1646 if (MOD_RESULT == 1) {
1649 log(DEBUG,"MOD_RESULT=%d",MOD_RESULT);
1653 log(DEBUG,"add_channel: checking key, invite, etc");
1655 FOREACH_RESULT(OnCheckKey(user, Ptr, key ? key : ""));
1656 if (MOD_RESULT == 0)
1660 log(DEBUG,"add_channel: %s has key %s",Ptr->name,Ptr->key);
1663 log(DEBUG,"add_channel: no key given in JOIN");
1664 WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
1669 if (strcasecmp(key,Ptr->key))
1671 log(DEBUG,"add_channel: bad key given in JOIN");
1672 WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
1677 log(DEBUG,"add_channel: no key");
1680 FOREACH_RESULT(OnCheckInvite(user, Ptr));
1681 if (MOD_RESULT == 0)
1683 if (Ptr->inviteonly)
1685 log(DEBUG,"add_channel: channel is +i");
1686 if (user->IsInvited(Ptr->name))
1688 /* user was invited to channel */
1689 /* there may be an optional channel NOTICE here */
1693 WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
1697 log(DEBUG,"add_channel: channel is not +i");
1700 FOREACH_RESULT(OnCheckLimit(user, Ptr));
1701 if (MOD_RESULT == 0)
1705 if (usercount(Ptr) >= Ptr->limit)
1707 WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
1712 log(DEBUG,"add_channel: about to walk banlist");
1714 FOREACH_RESULT(OnCheckBan(user, Ptr));
1715 if (MOD_RESULT == 0)
1717 /* check user against the channel banlist */
1720 if (Ptr->bans.size())
1722 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
1724 if (match(user->GetFullHost(),i->data))
1726 WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
1732 log(DEBUG,"add_channel: bans checked");
1738 if ((Ptr) && (user))
1740 user->RemoveInvite(Ptr->name);
1743 log(DEBUG,"add_channel: invites removed");
1748 log(DEBUG,"Overridden checks");
1756 log(DEBUG,"Passed channel checks");
1758 for (int index =0; index != MAXCHANS; index++)
1760 log(DEBUG,"Check location %d",index);
1761 if (user->chans[index].channel == NULL)
1763 log(DEBUG,"Adding into their channel list at location %d",index);
1767 /* first user in is given ops */
1768 user->chans[index].uc_modes = UCMODE_OP;
1772 user->chans[index].uc_modes = 0;
1774 user->chans[index].channel = Ptr;
1775 Ptr->IncUserCounter();
1776 Ptr->AddUser((char*)user);
1777 WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
1779 if (!override) // we're not overriding... so this isnt part of a netburst, broadcast it.
1781 // use the stamdard J token with no privilages.
1782 char buffer[MAXBUF];
1785 snprintf(buffer,MAXBUF,"J %s @%s",user->nick,Ptr->name);
1789 snprintf(buffer,MAXBUF,"J %s %s",user->nick,Ptr->name);
1791 NetSendToAll(buffer);
1794 log(DEBUG,"Sent JOIN to client");
1798 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
1799 WriteServ(user->fd,"333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset);
1802 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
1803 //WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name,chanmodes(Ptr));
1804 //WriteServ(user->fd,"329 %s %s %lu", user->nick, Ptr->name, (unsigned long)Ptr->created);
1805 FOREACH_MOD OnUserJoin(user,Ptr);
1809 log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
1810 WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
1814 /* remove a channel from a users record, and remove the record from memory
1815 * if the channel has become empty */
1817 chanrec* del_channel(userrec *user, const char* cname, const char* reason, bool local)
1819 if ((!user) || (!cname))
1821 log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
1827 if ((!cname) || (!user))
1832 Ptr = FindChan(cname);
1839 FOREACH_MOD OnUserPart(user,Ptr);
1840 log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
1842 for (int i =0; i != MAXCHANS; i++)
1844 /* zap it from the channel list of the user */
1845 if (user->chans[i].channel == Ptr)
1849 WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
1853 char buffer[MAXBUF];
1854 snprintf(buffer,MAXBUF,"L %s %s :%s",user->nick,Ptr->name,reason);
1855 NetSendToAll(buffer);
1864 char buffer[MAXBUF];
1865 snprintf(buffer,MAXBUF,"L %s %s :",user->nick,Ptr->name);
1866 NetSendToAll(buffer);
1869 WriteChannel(Ptr,user,"PART :%s",Ptr->name);
1871 user->chans[i].uc_modes = 0;
1872 user->chans[i].channel = NULL;
1873 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1878 Ptr->DecUserCounter();
1879 Ptr->DelUser((char*)user);
1881 /* if there are no users left on the channel */
1882 if (!usercount(Ptr))
1884 chan_hash::iterator iter = chanlist.find(Ptr->name);
1886 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1888 /* kill the record */
1889 if (iter != chanlist.end())
1891 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1892 if (iter->second) delete iter->second;
1893 chanlist.erase(iter);
1899 void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
1901 if ((!src) || (!user) || (!Ptr) || (!reason))
1903 log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
1907 if ((!Ptr) || (!user) || (!src))
1912 log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
1914 if (!has_channel(user,Ptr))
1916 WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
1921 FOREACH_RESULT(OnAccessCheck(src,user,Ptr,AC_KICK));
1922 if (MOD_RESULT == ACR_DENY)
1925 if (MOD_RESULT == ACR_DEFAULT)
1927 if (((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr))) && (!is_uline(src->server)))
1929 if (cstatus(src,Ptr) == STATUS_HOP)
1931 WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
1935 WriteServ(src->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",src->nick, Ptr->name);
1943 FOREACH_RESULT(OnUserPreKick(src,user,Ptr,reason));
1947 FOREACH_MOD OnUserKick(src,user,Ptr,reason);
1949 for (int i =0; i != MAXCHANS; i++)
1951 /* zap it from the channel list of the user */
1952 if (user->chans[i].channel)
1953 if (!strcasecmp(user->chans[i].channel->name,Ptr->name))
1955 WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
1956 user->chans[i].uc_modes = 0;
1957 user->chans[i].channel = NULL;
1958 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1963 Ptr->DecUserCounter();
1964 Ptr->DelUser((char*)user);
1966 /* if there are no users left on the channel */
1967 if (!usercount(Ptr))
1969 chan_hash::iterator iter = chanlist.find(Ptr->name);
1971 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1973 /* kill the record */
1974 if (iter != chanlist.end())
1976 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1977 if (iter->second) delete iter->second;
1978 chanlist.erase(iter);
1986 /* This function pokes and hacks at a parameter list like the following:
1988 * PART #winbot,#darkgalaxy :m00!
1990 * to turn it into a series of individual calls like this:
1992 * PART #winbot :m00!
1993 * PART #darkgalaxy :m00!
1995 * The seperate calls are sent to a callback function provided by the caller
1996 * (the caller will usually call itself recursively). The callback function
1997 * must be a command handler. Calling this function on a line with no list causes
1998 * no action to be taken. You must provide a starting and ending parameter number
1999 * where the range of the list can be found, useful if you have a terminating
2000 * parameter as above which is actually not part of the list, or parameters
2001 * before the actual list as well. This code is used by many functions which
2002 * can function as "one to list" (see the RFC) */
2004 int loop_call(handlerfunc fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
2009 char blog[32][MAXBUF];
2010 char blog2[32][MAXBUF];
2011 int j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
2012 char keystr[MAXBUF];
2015 for (int i = 0; i <32; i++)
2018 for (int i = 0; i <32; i++)
2019 strcpy(blog2[i],"");
2022 for (int i = 0; i <10; i++)
2026 parameters[i] = moo;
2031 if (pcnt > 1) /* we have a key to copy */
2033 strlcpy(keystr,parameters[1],MAXBUF);
2037 if (!parameters[start])
2041 if (!strchr(parameters[start],','))
2046 for (int i = start; i <= end; i++)
2050 strlcat(plist,parameters[i],MAXBUF);
2058 for (int i = 0; i < t; i++)
2060 if (plist[i] == ',')
2063 strlcpy(blog[j++],param,MAXBUF);
2067 WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
2072 strlcpy(blog[j++],param,MAXBUF);
2075 if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
2080 if ((joins) && (keystr))
2082 if (strchr(keystr,','))
2086 t2 = strlen(keystr);
2087 for (int i = 0; i < t2; i++)
2089 if (keystr[i] == ',')
2092 strlcpy(blog2[j++],param,MAXBUF);
2096 strlcpy(blog2[j++],param,MAXBUF);
2101 for (j = 0; j < total; j++)
2107 for (q = end; q < pcnt-1; q++)
2109 if (parameters[q+1])
2111 pars[q-end+1] = parameters[q+1];
2114 if ((joins) && (parameters[1]))
2125 /* repeatedly call the function with the hacked parameter list */
2126 if ((joins) && (pcnt > 1))
2130 // pars[1] already set up and containing key from blog2[j]
2135 pars[1] = parameters[1];
2141 fn(pars,pcnt-(end-start),u);
2150 void kill_link(userrec *user,const char* r)
2152 user_hash::iterator iter = clientlist.find(user->nick);
2154 char reason[MAXBUF];
2156 strncpy(reason,r,MAXBUF);
2158 if (strlen(reason)>MAXQUIT)
2160 reason[MAXQUIT-1] = '\0';
2163 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
2164 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
2165 log(DEBUG,"closing fd %lu",(unsigned long)user->fd);
2167 /* bugfix, cant close() a nonblocking socket (sux!) */
2168 if (user->registered == 7) {
2169 FOREACH_MOD OnUserQuit(user);
2170 WriteCommonExcept(user,"QUIT :%s",reason);
2172 // Q token must go to ALL servers!!!
2173 char buffer[MAXBUF];
2174 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
2175 NetSendToAll(buffer);
2178 FOREACH_MOD OnUserDisconnect(user);
2182 shutdown(user->fd,2);
2186 if (user->registered == 7) {
2187 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,reason);
2191 if (user->registered == 7) {
2192 purge_empty_chans(user);
2195 if (iter != clientlist.end())
2197 log(DEBUG,"deleting user hash value %lu",(unsigned long)iter->second);
2198 if ((iter->second) && (user->registered == 7)) {
2199 if (iter->second) delete iter->second;
2201 clientlist.erase(iter);
2205 void kill_link_silent(userrec *user,const char* r)
2207 user_hash::iterator iter = clientlist.find(user->nick);
2209 char reason[MAXBUF];
2211 strncpy(reason,r,MAXBUF);
2213 if (strlen(reason)>MAXQUIT)
2215 reason[MAXQUIT-1] = '\0';
2218 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
2219 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
2220 log(DEBUG,"closing fd %lu",(unsigned long)user->fd);
2222 /* bugfix, cant close() a nonblocking socket (sux!) */
2223 if (user->registered == 7) {
2224 FOREACH_MOD OnUserQuit(user);
2225 WriteCommonExcept(user,"QUIT :%s",reason);
2227 // Q token must go to ALL servers!!!
2228 char buffer[MAXBUF];
2229 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
2230 NetSendToAll(buffer);
2233 FOREACH_MOD OnUserDisconnect(user);
2237 shutdown(user->fd,2);
2241 if (user->registered == 7) {
2242 purge_empty_chans(user);
2245 if (iter != clientlist.end())
2247 log(DEBUG,"deleting user hash value %lu",(unsigned long)iter->second);
2248 if ((iter->second) && (user->registered == 7)) {
2249 if (iter->second) delete iter->second;
2251 clientlist.erase(iter);
2257 // looks up a users password for their connection class (<ALLOW>/<DENY> tags)
2259 char* Passwd(userrec *user)
2261 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2263 if (match(user->host,i->host) && (i->type == CC_ALLOW))
2271 bool IsDenied(userrec *user)
2273 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2275 if (match(user->host,i->host) && (i->type == CC_DENY))
2286 /* sends out an error notice to all connected clients (not to be used
2289 void send_error(char *s)
2291 log(DEBUG,"send_error: %s",s);
2292 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2294 if (isnick(i->second->nick))
2296 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,s);
2300 // fix - unregistered connections receive ERROR, not NOTICE
2301 Write(i->second->fd,"ERROR :%s",s);
2306 void Error(int status)
2308 signal (SIGALRM, SIG_IGN);
2309 signal (SIGPIPE, SIG_IGN);
2310 signal (SIGTERM, SIG_IGN);
2311 signal (SIGABRT, SIG_IGN);
2312 signal (SIGSEGV, SIG_IGN);
2313 signal (SIGURG, SIG_IGN);
2314 signal (SIGKILL, SIG_IGN);
2315 log(DEFAULT,"*** fell down a pothole in the road to perfection ***");
2316 send_error("Error! Segmentation fault! save meeeeeeeeeeeeee *splat!*");
2321 int main(int argc, char **argv)
2325 log(DEBUG,"*** InspIRCd starting up!");
2326 if (!FileExists(CONFIG_FILE))
2328 printf("ERROR: Cannot open config file: %s\nExiting...\n",CONFIG_FILE);
2329 log(DEFAULT,"main: no config");
2330 printf("ERROR: Your config file is missing, this IRCd will self destruct in 10 seconds!\n");
2334 for (int i = 1; i < argc; i++)
2336 if (!strcmp(argv[i],"-nofork")) {
2339 if (!strcmp(argv[i],"-wait")) {
2342 if (!strcmp(argv[i],"-nolimit")) {
2347 strlcpy(MyExecutable,argv[0],MAXBUF);
2349 if (InspIRCd() == ERROR)
2351 log(DEFAULT,"main: daemon function bailed");
2352 printf("ERROR: could not initialise. Shutting down.\n");
2359 template<typename T> inline string ConvToStr(const T &in)
2362 if (!(tmp << in)) return string();
2366 /* re-allocates a nick in the user_hash after they change nicknames,
2367 * returns a pointer to the new user as it may have moved */
2369 userrec* ReHashNick(char* Old, char* New)
2371 //user_hash::iterator newnick;
2372 user_hash::iterator oldnick = clientlist.find(Old);
2374 log(DEBUG,"ReHashNick: %s %s",Old,New);
2376 if (!strcasecmp(Old,New))
2378 log(DEBUG,"old nick is new nick, skipping");
2379 return oldnick->second;
2382 if (oldnick == clientlist.end()) return NULL; /* doesnt exist */
2384 log(DEBUG,"ReHashNick: Found hashed nick %s",Old);
2386 clientlist[New] = new userrec();
2387 clientlist[New] = oldnick->second;
2388 clientlist.erase(oldnick);
2390 log(DEBUG,"ReHashNick: Nick rehashed as %s",New);
2392 return clientlist[New];
2395 /* adds or updates an entry in the whowas list */
2396 void AddWhoWas(userrec* u)
2398 user_hash::iterator iter = whowas.find(u->nick);
2399 userrec *a = new userrec();
2400 strlcpy(a->nick,u->nick,NICKMAX);
2401 strlcpy(a->ident,u->ident,64);
2402 strlcpy(a->dhost,u->dhost,256);
2403 strlcpy(a->host,u->host,256);
2404 strlcpy(a->fullname,u->fullname,128);
2405 strlcpy(a->server,u->server,256);
2406 a->signon = u->signon;
2408 /* MAX_WHOWAS: max number of /WHOWAS items
2409 * WHOWAS_STALE: number of hours before a WHOWAS item is marked as stale and
2410 * can be replaced by a newer one
2413 if (iter == whowas.end())
2415 if (whowas.size() == WHOWAS_MAX)
2417 for (user_hash::iterator i = whowas.begin(); i != whowas.end(); i++)
2419 // 3600 seconds in an hour ;)
2420 if ((i->second->signon)<(TIME-(WHOWAS_STALE*3600)))
2422 if (i->second) delete i->second;
2424 log(DEBUG,"added WHOWAS entry, purged an old record");
2431 log(DEBUG,"added fresh WHOWAS entry");
2432 whowas[a->nick] = a;
2437 log(DEBUG,"updated WHOWAS entry");
2438 if (iter->second) delete iter->second;
2444 /* add a client connection to the sockets list */
2445 void AddClient(int socket, char* host, int port, bool iscached, char* ip)
2449 user_hash::iterator iter;
2451 tempnick = ConvToStr(socket) + "-unknown";
2452 sprintf(tn2,"%lu-unknown",(unsigned long)socket);
2454 iter = clientlist.find(tempnick);
2456 if (iter != clientlist.end()) return;
2459 * It is OK to access the value here this way since we know
2460 * it exists, we just created it above.
2462 * At NO other time should you access a value in a map or a
2463 * hash_map this way.
2465 clientlist[tempnick] = new userrec();
2467 NonBlocking(socket);
2468 log(DEBUG,"AddClient: %lu %s %d %s",(unsigned long)socket,host,port,ip);
2470 clientlist[tempnick]->fd = socket;
2471 strncpy(clientlist[tempnick]->nick, tn2,NICKMAX);
2472 strncpy(clientlist[tempnick]->host, host,160);
2473 strncpy(clientlist[tempnick]->dhost, host,160);
2474 strncpy(clientlist[tempnick]->server, ServerName,256);
2475 strncpy(clientlist[tempnick]->ident, "unknown",12);
2476 clientlist[tempnick]->registered = 0;
2477 clientlist[tempnick]->signon = TIME+dns_timeout;
2478 clientlist[tempnick]->lastping = 1;
2479 clientlist[tempnick]->port = port;
2480 strncpy(clientlist[tempnick]->ip,ip,32);
2482 // set the registration timeout for this user
2483 unsigned long class_regtimeout = 90;
2484 int class_flood = 0;
2485 long class_threshold = 5;
2487 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2489 if (match(clientlist[tempnick]->host,i->host) && (i->type == CC_ALLOW))
2491 class_regtimeout = (unsigned long)i->registration_timeout;
2492 class_flood = i->flood;
2493 clientlist[tempnick]->pingmax = i->pingtime;
2494 class_threshold = i->threshold;
2499 clientlist[tempnick]->nping = TIME+clientlist[tempnick]->pingmax+dns_timeout;
2500 clientlist[tempnick]->timeout = TIME+class_regtimeout;
2501 clientlist[tempnick]->flood = class_flood;
2502 clientlist[tempnick]->threshold = class_threshold;
2504 for (int i = 0; i < MAXCHANS; i++)
2506 clientlist[tempnick]->chans[i].channel = NULL;
2507 clientlist[tempnick]->chans[i].uc_modes = 0;
2510 if (clientlist.size() == MAXCLIENTS)
2511 kill_link(clientlist[tempnick],"No more connections allowed in this class");
2514 char* e = matches_exception(ip);
2517 char* r = matches_zline(ip);
2520 char reason[MAXBUF];
2521 snprintf(reason,MAXBUF,"Z-Lined: %s",r);
2522 kill_link(clientlist[tempnick],reason);
2527 // this function counts all users connected, wether they are registered or NOT.
2530 return clientlist.size();
2533 // this counts only registered users, so that the percentages in /MAP don't mess up when users are sitting in an unregistered state
2534 int registered_usercount(void)
2537 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2539 if ((i->second->fd) && (isnick(i->second->nick))) c++;
2544 int usercount_invisible(void)
2548 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2550 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'i'))) c++;
2555 int usercount_opers(void)
2559 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2561 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'o'))) c++;
2566 int usercount_unknown(void)
2570 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2572 if ((i->second->fd) && (i->second->registered != 7))
2578 long chancount(void)
2580 return chanlist.size();
2583 long count_servs(void)
2586 for (int i = 0; i < 32; i++)
2590 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2592 if (strcasecmp(j->GetServerName().c_str(),ServerName))
2602 long servercount(void)
2604 return count_servs()+1;
2610 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2612 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,ServerName))) c++;
2618 void ShowMOTD(userrec *user)
2620 std::string WholeMOTD = "";
2623 WriteServ(user->fd,"422 %s :Message of the day file is missing.",user->nick);
2626 WholeMOTD = std::string(":") + std::string(ServerName) + std::string(" 375 ") + std::string(user->nick) + std::string(" :- ") + std::string(ServerName) + " message of the day\r\n";
2627 for (int i = 0; i != MOTD.size(); i++)
2629 WholeMOTD = WholeMOTD + std::string(":") + std::string(ServerName) + std::string(" 372 ") + std::string(user->nick) + std::string(" :- ") + MOTD[i] + std::string("\r\n");
2631 WholeMOTD = WholeMOTD + std::string(":") + std::string(ServerName) + std::string(" 376 ") + std::string(user->nick) + std::string(" :End of message of the day.\r\n");
2632 // only one write operation
2633 send(user->fd,WholeMOTD.c_str(),WholeMOTD.length(),0);
2637 void ShowRULES(userrec *user)
2641 WriteServ(user->fd,"NOTICE %s :Rules file is missing.",user->nick);
2644 WriteServ(user->fd,"NOTICE %s :%s rules",user->nick,ServerName);
2645 for (int i = 0; i != RULES.size(); i++)
2647 WriteServ(user->fd,"NOTICE %s :%s",user->nick,RULES[i].c_str());
2649 WriteServ(user->fd,"NOTICE %s :End of %s rules.",user->nick,ServerName);
2652 /* shows the message of the day, and any other on-logon stuff */
2653 void FullConnectUser(userrec* user)
2655 user->registered = 7;
2656 user->idle_lastmsg = TIME;
2657 log(DEBUG,"ConnectUser: %s",user->nick);
2659 if ((strcmp(Passwd(user),"")) && (!user->haspassed))
2661 kill_link(user,"Invalid password");
2666 kill_link(user,"Unauthorised connection");
2670 char match_against[MAXBUF];
2671 snprintf(match_against,MAXBUF,"%s@%s",user->ident,user->host);
2672 char* e = matches_exception(match_against);
2675 char* r = matches_gline(match_against);
2678 char reason[MAXBUF];
2679 snprintf(reason,MAXBUF,"G-Lined: %s",r);
2680 kill_link_silent(user,reason);
2683 r = matches_kline(user->host);
2686 char reason[MAXBUF];
2687 snprintf(reason,MAXBUF,"K-Lined: %s",r);
2688 kill_link_silent(user,reason);
2693 WriteServ(user->fd,"NOTICE Auth :Welcome to \002%s\002!",Network);
2694 WriteServ(user->fd,"001 %s :Welcome to the %s IRC Network %s!%s@%s",user->nick,Network,user->nick,user->ident,user->host);
2695 WriteServ(user->fd,"002 %s :Your host is %s, running version %s",user->nick,ServerName,VERSION);
2696 WriteServ(user->fd,"003 %s :This server was created %s %s",user->nick,__TIME__,__DATE__);
2697 WriteServ(user->fd,"004 %s %s %s iowghraAsORVSxNCWqBzvdHtGI lvhopsmntikrRcaqOALQbSeKVfHGCuzN",user->nick,ServerName,VERSION);
2698 // the neatest way to construct the initial 005 numeric, considering the number of configure constants to go in it...
2699 std::stringstream v;
2700 v << "MESHED WALLCHOPS MODES=13 CHANTYPES=# PREFIX=(ohv)@%+ MAP SAFELIST MAXCHANNELS=" << MAXCHANS;
2701 v << " MAXBANS=60 NICKLEN=" << NICKMAX;
2702 v << " TOPICLEN=307 KICKLEN=307 MAXTARGETS=20 AWAYLEN=307 CHANMODES=ohvb,k,l,psmnti NETWORK=";
2703 v << std::string(Network);
2704 std::string data005 = v.str();
2705 FOREACH_MOD On005Numeric(data005);
2706 // anfl @ #ratbox, efnet reminded me that according to the RFC this cant contain more than 13 tokens per line...
2707 // so i'd better split it :)
2708 std::stringstream out(data005);
2709 std::string token = "";
2710 std::string line5 = "";
2711 int token_counter = 0;
2715 line5 = line5 + token + " ";
2717 if ((token_counter >= 13) || (out.eof() == true))
2719 WriteServ(user->fd,"005 %s %s:are supported by this server",user->nick,line5.c_str());
2725 FOREACH_MOD OnUserConnect(user);
2726 WriteOpers("*** Client connecting on port %lu: %s!%s@%s [%s]",(unsigned long)user->port,user->nick,user->ident,user->host,user->ip);
2728 char buffer[MAXBUF];
2729 snprintf(buffer,MAXBUF,"N %lu %s %s %s %s +%s %s %s :%s",(unsigned long)user->age,user->nick,user->host,user->dhost,user->ident,user->modes,user->ip,ServerName,user->fullname);
2730 NetSendToAll(buffer);
2734 // this returns 1 when all modules are satisfied that the user should be allowed onto the irc server
2735 // (until this returns true, a user will block in the waiting state, waiting to connect up to the
2736 // registration timeout maximum seconds)
2737 bool AllModulesReportReady(userrec* user)
2739 for (int i = 0; i <= MODCOUNT; i++)
2741 int res = modules[i]->OnCheckReady(user);
2748 /* shows the message of the day, and any other on-logon stuff */
2749 void ConnectUser(userrec *user)
2751 // dns is already done, things are fast. no need to wait for dns to complete just pass them straight on
2752 if ((user->dns_done) && (user->registered >= 3) && (AllModulesReportReady(user)))
2754 FullConnectUser(user);
2758 std::string GetVersionString()
2760 char Revision[] = "$Revision$";
2761 char versiondata[MAXBUF];
2762 char *s1 = Revision;
2764 char *v2 = strtok_r(s1," ",&savept);
2766 v2 = strtok_r(s1," ",&savept);
2768 snprintf(versiondata,MAXBUF,"%s Rev. %s %s :%s (O=%lu)",VERSION,v2,ServerName,SYSTEM,(unsigned long)OPTIMISATION);
2772 void handle_version(char **parameters, int pcnt, userrec *user)
2776 WriteServ(user->fd,"351 %s :%s",user->nick,GetVersionString().c_str());
2780 if (match(ServerName,parameters[0]))
2782 WriteServ(user->fd,"351 %s :%s",user->nick,GetVersionString().c_str());
2785 bool displayed = false, found = false;
2786 for (int j = 0; j < 32; j++)
2790 for (int x = 0; x < me[j]->connectors.size(); x++)
2792 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
2795 if ((me[j]->connectors[x].GetVersionString() != "") && (!displayed))
2798 WriteServ(user->fd,"351 %s :%s",user->nick,me[j]->connectors[x].GetVersionString().c_str());
2804 if ((!displayed) && (found))
2806 WriteServ(user->fd,"402 %s %s :Server %s has no version information",user->nick,parameters[0],parameters[0]);
2809 WriteServ(user->fd,"402 %s %s :No such server",user->nick,parameters[0]);
2815 // calls a handler function for a command
2817 void call_handler(const char* commandname,char **parameters, int pcnt, userrec *user)
2819 for (int i = 0; i < cmdlist.size(); i++)
2821 if (!strcasecmp(cmdlist[i].command,commandname))
2823 if (cmdlist[i].handler_function)
2825 if (pcnt>=cmdlist[i].min_params)
2827 if (strchr(user->modes,cmdlist[i].flags_needed))
2829 cmdlist[i].handler_function(parameters,pcnt,user);
2837 void DoSplitEveryone()
2839 bool go_again = true;
2843 for (int i = 0; i < 32; i++)
2847 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2849 if (strcasecmp(j->GetServerName().c_str(),ServerName))
2852 j->CloseConnection();
2853 me[i]->connectors.erase(j);
2861 log(DEBUG,"Removed server. Will remove clients...");
2862 // iterate through the userlist and remove all users on this server.
2863 // because we're dealing with a mesh, we dont have to deal with anything
2864 // "down-route" from this server (nice huh)
2866 char reason[MAXBUF];
2870 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2872 if (strcasecmp(u->second->server,ServerName))
2874 snprintf(reason,MAXBUF,"%s %s",ServerName,u->second->server);
2875 kill_link(u->second,reason);
2885 char islast(const char* s)
2888 for (int j = 0; j < 32; j++)
2892 for (int k = 0; k < me[j]->connectors.size(); k++)
2894 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2898 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2908 long map_count(const char* s)
2911 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2913 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,s))) c++;
2919 void force_nickchange(userrec* user,const char* newnick)
2926 FOREACH_RESULT(OnUserPreNick(user,newnick));
2928 kill_link(user,"Nickname collision");
2931 if (matches_qline(newnick))
2933 kill_link(user,"Nickname collision");
2941 strncpy(nick,newnick,MAXBUF);
2943 if (user->registered == 7)
2947 handle_nick(pars,1,user);
2953 int process_parameters(char **command_p,char *parameters)
2956 int q = strlen(parameters);
2959 /* no parameters, command_p invalid! */
2962 if (parameters[0] == ':')
2964 command_p[0] = parameters+1;
2969 if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
2971 /* only one parameter */
2972 command_p[0] = parameters;
2973 if (parameters[0] == ':')
2975 if (strchr(parameters,' ') != NULL)
2983 command_p[j++] = parameters;
2984 for (int i = 0; i <= q; i++)
2986 if (parameters[i] == ' ')
2988 command_p[j++] = parameters+i+1;
2989 parameters[i] = '\0';
2990 if (command_p[j-1][0] == ':')
2992 *command_p[j-1]++; /* remove dodgy ":" */
2994 /* parameter like this marks end of the sequence */
2998 return j; /* returns total number of items in the list */
3001 void process_command(userrec *user, char* cmd)
3005 char *command_p[127];
3006 char p[MAXBUF], temp[MAXBUF];
3007 int j, items, cmd_found;
3009 for (int i = 0; i < 127; i++)
3010 command_p[i] = NULL;
3025 int total_params = 0;
3028 for (int q = 0; q < strlen(cmd)-1; q++)
3030 if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
3033 // found a 'trailing', we dont count them after this.
3041 // another phidjit bug...
3042 if (total_params > 126)
3044 *(strchr(cmd,' ')) = '\0';
3045 WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
3049 strlcpy(temp,cmd,MAXBUF);
3051 std::string tmp = cmd;
3052 for (int i = 0; i <= MODCOUNT; i++)
3054 std::string oldtmp = tmp;
3055 modules[i]->OnServerRaw(tmp,true,user);
3058 log(DEBUG,"A Module changed the input string!");
3059 log(DEBUG,"New string: %s",tmp.c_str());
3060 log(DEBUG,"Old string: %s",oldtmp.c_str());
3064 strlcpy(cmd,tmp.c_str(),MAXBUF);
3065 strlcpy(temp,cmd,MAXBUF);
3067 if (!strchr(cmd,' '))
3069 /* no parameters, lets skip the formalities and not chop up
3071 log(DEBUG,"About to preprocess command with no params");
3073 command_p[0] = NULL;
3075 for (int i = 0; i <= strlen(cmd); i++)
3077 cmd[i] = toupper(cmd[i]);
3085 /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
3086 for (int i = 0; i < strlen(temp); i++)
3088 if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
3094 /* split the full string into a command plus parameters */
3098 if (strchr(cmd,' '))
3100 for (int i = 0; i <= strlen(cmd); i++)
3102 /* capitalise the command ONLY, leave params intact */
3103 cmd[i] = toupper(cmd[i]);
3104 /* are we nearly there yet?! :P */
3108 parameters = cmd+i+1;
3116 for (int i = 0; i <= strlen(cmd); i++)
3118 cmd[i] = toupper(cmd[i]);
3125 if (strlen(command)>MAXCOMMAND)
3127 WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
3131 for (int x = 0; x < strlen(command); x++)
3133 if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
3135 if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
3137 if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",command[x]))
3139 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
3146 for (int i = 0; i != cmdlist.size(); i++)
3148 if (cmdlist[i].command[0])
3150 if (strlen(command)>=(strlen(cmdlist[i].command))) if (!strncmp(command, cmdlist[i].command,MAXCOMMAND))
3156 items = process_parameters(command_p,parameters);
3161 command_p[0] = NULL;
3167 command_p[0] = NULL;
3172 /* activity resets the ping pending timer */
3173 user->nping = TIME + user->pingmax;
3174 if ((items) < cmdlist[i].min_params)
3176 log(DEBUG,"process_command: not enough parameters: %s %s",user->nick,command);
3177 WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
3180 if ((!strchr(user->modes,cmdlist[i].flags_needed)) && (cmdlist[i].flags_needed))
3182 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
3183 WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
3187 if ((cmdlist[i].flags_needed) && (!user->HasPermission(command)))
3189 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
3190 WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
3194 /* if the command isnt USER, PASS, or NICK, and nick is empty,
3196 if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
3198 if ((!isnick(user->nick)) || (user->registered != 7))
3200 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
3201 WriteServ(user->fd,"451 %s :You have not registered",command);
3205 if ((user->registered == 7) && (!strchr(user->modes,'o')))
3209 mycmd = strtok_r(DisabledCommands," ",&savept2);
3212 if (!strcasecmp(mycmd,command))
3214 // command is disabled!
3215 WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
3218 mycmd = strtok_r(NULL," ",&savept2);
3223 if ((user->registered == 7) || (!strncmp(command,"USER",4)) || (!strncmp(command,"NICK",4)) || (!strncmp(command,"PASS",4)))
3225 if (cmdlist[i].handler_function)
3228 /* ikky /stats counters */
3233 user->bytes_in += strlen(temp);
3235 user->bytes_out+=strlen(temp);
3238 cmdlist[i].use_count++;
3239 cmdlist[i].total_bytes+=strlen(temp);
3243 FOREACH_RESULT(OnPreCommand(command,command_p,items,user));
3244 if (MOD_RESULT == 1) {
3248 /* WARNING: nothing may come after the
3249 * command handler call, as the handler
3250 * may free the user structure! */
3252 cmdlist[i].handler_function(command_p,items,user);
3258 WriteServ(user->fd,"451 %s :You have not registered",command);
3266 if ((!cmd_found) && (user))
3268 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
3273 void createcommand(char* cmd, handlerfunc f, char flags, int minparams,char* source)
3276 /* create the command and push it onto the table */
3277 strlcpy(comm.command,cmd,MAXBUF);
3278 strlcpy(comm.source,source,MAXBUF);
3279 comm.handler_function = f;
3280 comm.flags_needed = flags;
3281 comm.min_params = minparams;
3283 comm.total_bytes = 0;
3284 cmdlist.push_back(comm);
3285 log(DEBUG,"Added command %s (%lu parameters)",cmd,(unsigned long)minparams);
3288 bool removecommands(const char* source)
3290 bool go_again = true;
3294 for (std::deque<command_t>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
3296 if (!strcmp(i->source,source))
3298 log(DEBUG,"removecommands(%s) Removing dependent command: %s",i->source,i->command);
3308 void SetupCommandTable(void)
3310 createcommand("USER",handle_user,0,4,"<core>");
3311 createcommand("NICK",handle_nick,0,1,"<core>");
3312 createcommand("QUIT",handle_quit,0,0,"<core>");
3313 createcommand("VERSION",handle_version,0,0,"<core>");
3314 createcommand("PING",handle_ping,0,1,"<core>");
3315 createcommand("PONG",handle_pong,0,1,"<core>");
3316 createcommand("ADMIN",handle_admin,0,0,"<core>");
3317 createcommand("PRIVMSG",handle_privmsg,0,2,"<core>");
3318 createcommand("INFO",handle_info,0,0,"<core>");
3319 createcommand("TIME",handle_time,0,0,"<core>");
3320 createcommand("WHOIS",handle_whois,0,1,"<core>");
3321 createcommand("WALLOPS",handle_wallops,'o',1,"<core>");
3322 createcommand("NOTICE",handle_notice,0,2,"<core>");
3323 createcommand("JOIN",handle_join,0,1,"<core>");
3324 createcommand("NAMES",handle_names,0,0,"<core>");
3325 createcommand("PART",handle_part,0,1,"<core>");
3326 createcommand("KICK",handle_kick,0,2,"<core>");
3327 createcommand("MODE",handle_mode,0,1,"<core>");
3328 createcommand("TOPIC",handle_topic,0,1,"<core>");
3329 createcommand("WHO",handle_who,0,1,"<core>");
3330 createcommand("MOTD",handle_motd,0,0,"<core>");
3331 createcommand("RULES",handle_rules,0,0,"<core>");
3332 createcommand("OPER",handle_oper,0,2,"<core>");
3333 createcommand("LIST",handle_list,0,0,"<core>");
3334 createcommand("DIE",handle_die,'o',1,"<core>");
3335 createcommand("RESTART",handle_restart,'o',1,"<core>");
3336 createcommand("KILL",handle_kill,'o',2,"<core>");
3337 createcommand("REHASH",handle_rehash,'o',0,"<core>");
3338 createcommand("LUSERS",handle_lusers,0,0,"<core>");
3339 createcommand("STATS",handle_stats,0,1,"<core>");
3340 createcommand("USERHOST",handle_userhost,0,1,"<core>");
3341 createcommand("AWAY",handle_away,0,0,"<core>");
3342 createcommand("ISON",handle_ison,0,0,"<core>");
3343 createcommand("SUMMON",handle_summon,0,0,"<core>");
3344 createcommand("USERS",handle_users,0,0,"<core>");
3345 createcommand("INVITE",handle_invite,0,2,"<core>");
3346 createcommand("PASS",handle_pass,0,1,"<core>");
3347 createcommand("TRACE",handle_trace,'o',0,"<core>");
3348 createcommand("WHOWAS",handle_whowas,0,1,"<core>");
3349 createcommand("CONNECT",handle_connect,'o',1,"<core>");
3350 createcommand("SQUIT",handle_squit,'o',0,"<core>");
3351 createcommand("MODULES",handle_modules,0,0,"<core>");
3352 createcommand("LINKS",handle_links,0,0,"<core>");
3353 createcommand("MAP",handle_map,0,0,"<core>");
3354 createcommand("KLINE",handle_kline,'o',1,"<core>");
3355 createcommand("GLINE",handle_gline,'o',1,"<core>");
3356 createcommand("ZLINE",handle_zline,'o',1,"<core>");
3357 createcommand("QLINE",handle_qline,'o',1,"<core>");
3358 createcommand("ELINE",handle_eline,'o',1,"<core>");
3359 createcommand("LOADMODULE",handle_loadmodule,'o',1,"<core>");
3360 createcommand("UNLOADMODULE",handle_unloadmodule,'o',1,"<core>");
3361 createcommand("SERVER",handle_server,0,0,"<core>");
3364 void process_buffer(const char* cmdbuf,userrec *user)
3368 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
3374 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
3381 while (*cmdbuf == ' ') cmdbuf++; // strip leading spaces
3383 strlcpy(cmd,cmdbuf,MAXBUF);
3388 int sl = strlen(cmd)-1;
3389 if ((cmd[sl] == 13) || (cmd[sl] == 10))
3394 if ((cmd[sl] == 13) || (cmd[sl] == 10))
3399 while (cmd[sl] == ' ') // strip trailing spaces
3409 log(DEBUG,"CMDIN: %s %s",user->nick,cmd);
3411 if ((user) && (cmd))
3413 process_command(user,cmd);
3417 void DoSync(serverrec* serv, char* tcp_host)
3420 log(DEBUG,"Sending sync");
3421 // send start of sync marker: Y <timestamp>
3422 // at this point the ircd receiving it starts broadcasting this netburst to all ircds
3423 // except the ones its receiving it from.
3424 snprintf(data,MAXBUF,"Y %lu",(unsigned long)TIME);
3425 serv->SendPacket(data,tcp_host);
3426 // send users and channels
3428 NetSendMyRoutingTable();
3430 // send all routing table and uline voodoo. The ordering of these commands is IMPORTANT!
3431 for (int j = 0; j < 32; j++)
3435 for (int k = 0; k < me[j]->connectors.size(); k++)
3437 if (is_uline(me[j]->connectors[k].GetServerName().c_str()))
3439 snprintf(data,MAXBUF,"H %s",me[j]->connectors[k].GetServerName().c_str());
3440 serv->SendPacket(data,tcp_host);
3446 // send our version for the remote side to cache
3447 snprintf(data,MAXBUF,"v %s %s",ServerName,GetVersionString().c_str());
3448 serv->SendPacket(data,tcp_host);
3450 // sync the users and channels, give the modules a look-in.
3451 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
3453 snprintf(data,MAXBUF,"N %lu %s %s %s %s +%s %s %s :%s",(unsigned long)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);
3454 serv->SendPacket(data,tcp_host);
3455 if (strchr(u->second->modes,'o'))
3457 snprintf(data,MAXBUF,"| %s %s",u->second->nick,u->second->oper);
3458 serv->SendPacket(data,tcp_host);
3460 for (int i = 0; i <= MODCOUNT; i++)
3462 string_list l = modules[i]->OnUserSync(u->second);
3463 for (int j = 0; j < l.size(); j++)
3465 strlcpy(data,l[j].c_str(),MAXBUF);
3466 serv->SendPacket(data,tcp_host);
3469 char* chl = chlist(u->second);
3472 snprintf(data,MAXBUF,"J %s %s",u->second->nick,chl);
3473 serv->SendPacket(data,tcp_host);
3476 // send channel modes, topics etc...
3477 for (chan_hash::iterator c = chanlist.begin(); c != chanlist.end(); c++)
3479 snprintf(data,MAXBUF,"M %s +%s",c->second->name,chanmodes(c->second));
3480 serv->SendPacket(data,tcp_host);
3481 for (int i = 0; i <= MODCOUNT; i++)
3483 string_list l = modules[i]->OnChannelSync(c->second);
3484 for (int j = 0; j < l.size(); j++)
3486 strlcpy(data,l[j].c_str(),MAXBUF);
3487 serv->SendPacket(data,tcp_host);
3490 if (c->second->topic[0])
3492 snprintf(data,MAXBUF,"T %lu %s %s :%s",(unsigned long)c->second->topicset,c->second->setby,c->second->name,c->second->topic);
3493 serv->SendPacket(data,tcp_host);
3495 // send current banlist
3497 for (BanList::iterator b = c->second->bans.begin(); b != c->second->bans.end(); b++)
3499 snprintf(data,MAXBUF,"M %s +b %s",c->second->name,b->data);
3500 serv->SendPacket(data,tcp_host);
3503 // sync global zlines, glines, etc
3504 sync_xlines(serv,tcp_host);
3506 snprintf(data,MAXBUF,"F %lu",(unsigned long)TIME);
3507 serv->SendPacket(data,tcp_host);
3508 log(DEBUG,"Sent sync");
3509 // ircd sends its serverlist after the end of sync here
3513 void NetSendMyRoutingTable()
3515 // send out a line saying what is reachable to us.
3516 // E.g. if A is linked to B C and D, send out:
3518 // if its only linked to B and D send out:
3520 // if it has no links, dont even send out the line at all.
3521 char buffer[MAXBUF];
3522 snprintf(buffer,MAXBUF,"$ %s",ServerName);
3523 bool sendit = false;
3524 for (int i = 0; i < 32; i++)
3528 for (int j = 0; j < me[i]->connectors.size(); j++)
3530 if ((me[i]->connectors[j].GetState() != STATE_DISCONNECTED) || (is_uline(me[i]->connectors[j].GetServerName().c_str())))
3532 strlcat(buffer," ",MAXBUF);
3533 strlcat(buffer,me[i]->connectors[j].GetServerName().c_str(),MAXBUF);
3540 NetSendToAll(buffer);
3544 void DoSplit(const char* params)
3546 bool go_again = true;
3550 for (int i = 0; i < 32; i++)
3554 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3556 if (!strcasecmp(j->GetServerName().c_str(),params))
3559 j->CloseConnection();
3560 me[i]->connectors.erase(j);
3568 log(DEBUG,"Removed server. Will remove clients...");
3569 // iterate through the userlist and remove all users on this server.
3570 // because we're dealing with a mesh, we dont have to deal with anything
3571 // "down-route" from this server (nice huh)
3573 char reason[MAXBUF];
3574 snprintf(reason,MAXBUF,"%s %s",ServerName,params);
3578 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
3580 if (!strcasecmp(u->second->server,params))
3582 kill_link(u->second,reason);
3590 // removes a server. Will NOT remove its users!
3592 void RemoveServer(const char* name)
3594 bool go_again = true;
3598 for (int i = 0; i < 32; i++)
3602 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3604 if (!strcasecmp(j->GetServerName().c_str(),name))
3607 j->CloseConnection();
3608 me[i]->connectors.erase(j);
3619 char MODERR[MAXBUF];
3626 void erase_factory(int j)
3629 for (std::vector<ircd_module*>::iterator t = factory.begin(); t != factory.end(); t++)
3634 factory.push_back(NULL);
3641 void erase_module(int j)
3644 for (std::vector<Module*>::iterator m = modules.begin(); m!= modules.end(); m++)
3650 modules.push_back(NULL);
3656 for (std::vector<std::string>::iterator v = module_names.begin(); v != module_names.end(); v++)
3660 module_names.erase(v);
3668 bool UnloadModule(const char* filename)
3670 for (int j = 0; j != module_names.size(); j++)
3672 if (module_names[j] == std::string(filename))
3674 if (modules[j]->GetVersion().Flags & VF_STATIC)
3676 log(DEFAULT,"Failed to unload STATIC module %s",filename);
3677 snprintf(MODERR,MAXBUF,"Module not unloadable (marked static)");
3681 log(DEBUG,"Deleting module...");
3683 log(DEBUG,"Erasing module entry...");
3685 log(DEBUG,"Removing dependent commands...");
3686 removecommands(filename);
3687 log(DEFAULT,"Module %s unloaded",filename);
3692 log(DEFAULT,"Module %s is not loaded, cannot unload it!",filename);
3693 snprintf(MODERR,MAXBUF,"Module not loaded");
3697 bool DirValid(char* dirandfile)
3700 strlcpy(work,dirandfile,MAXBUF);
3701 int p = strlen(work);
3702 // we just want the dir
3703 while (strlen(work))
3712 char buffer[MAXBUF], otherdir[MAXBUF];
3713 // Get the current working directory
3714 if( getcwd( buffer, MAXBUF ) == NULL )
3717 if( getcwd( otherdir, MAXBUF ) == NULL )
3720 if (strlen(otherdir) >= strlen(work))
3722 otherdir[strlen(work)] = '\0';
3723 if (!strcmp(otherdir,work))
3732 bool LoadModule(const char* filename)
3734 char modfile[MAXBUF];
3735 snprintf(modfile,MAXBUF,"%s/%s",ModPath,filename);
3736 if (!DirValid(modfile))
3738 log(DEFAULT,"Module %s is not within the modules directory.",modfile);
3739 snprintf(MODERR,MAXBUF,"Module %s is not within the modules directory.",modfile);
3742 log(DEBUG,"Loading module: %s",modfile);
3743 if (FileExists(modfile))
3745 for (int j = 0; j < module_names.size(); j++)
3747 if (module_names[j] == std::string(filename))
3749 log(DEFAULT,"Module %s is already loaded, cannot load a module twice!",modfile);
3750 snprintf(MODERR,MAXBUF,"Module already loaded");
3754 ircd_module* a = new ircd_module(modfile);
3755 factory[MODCOUNT+1] = a;
3756 if (factory[MODCOUNT+1]->LastError())
3758 log(DEFAULT,"Unable to load %s: %s",modfile,factory[MODCOUNT+1]->LastError());
3759 snprintf(MODERR,MAXBUF,"Loader/Linker error: %s",factory[MODCOUNT+1]->LastError());
3763 if (factory[MODCOUNT+1]->factory)
3765 Module* m = factory[MODCOUNT+1]->factory->CreateModule();
3766 modules[MODCOUNT+1] = m;
3767 /* save the module and the module's classfactory, if
3768 * this isnt done, random crashes can occur :/ */
3769 module_names.push_back(filename);
3773 log(DEFAULT,"Unable to load %s",modfile);
3774 snprintf(MODERR,MAXBUF,"Factory function failed!");
3780 log(DEFAULT,"InspIRCd: startup: Module Not Found %s",modfile);
3781 snprintf(MODERR,MAXBUF,"Module file could not be found");
3790 struct sockaddr_in client,server;
3791 char addrs[MAXBUF][255];
3792 int incomingSockfd, result = TRUE;
3795 int selectResult = 0, selectResult2 = 0;
3796 char configToken[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
3800 log_file = fopen("ircd.log","a+");
3803 printf("ERROR: Could not write to logfile ircd.log, bailing!\n\n");
3807 log(DEFAULT,"$Id$");
3810 printf("WARNING!!! You are running an irc server as ROOT!!! DO NOT DO THIS!!!\n\n");
3812 log(DEFAULT,"InspIRCd: startup: not starting with UID 0!");
3814 SetupCommandTable();
3815 log(DEBUG,"InspIRCd: startup: default command table set up");
3817 ReadConfig(true,NULL);
3820 printf("WARNING: %s\n\n",DieValue);
3821 log(DEFAULT,"Ut-Oh, somebody didn't read their config file: '%s'",DieValue);
3824 log(DEBUG,"InspIRCd: startup: read config");
3826 int clientportcount = 0, serverportcount = 0;
3828 for (count = 0; count < ConfValueEnum("bind",&config_f); count++)
3830 ConfValue("bind","port",count,configToken,&config_f);
3831 ConfValue("bind","address",count,Addr,&config_f);
3832 ConfValue("bind","type",count,Type,&config_f);
3833 if (!strcmp(Type,"servers"))
3835 char Default[MAXBUF];
3836 strcpy(Default,"no");
3837 ConfValue("bind","default",count,Default,&config_f);
3838 if (strchr(Default,'y'))
3840 defaultRoute = serverportcount;
3841 log(DEBUG,"InspIRCd: startup: binding '%s:%s' is default server route",Addr,configToken);
3843 me[serverportcount] = new serverrec(ServerName,100L,false);
3844 if (!me[serverportcount]->CreateListener(Addr,atoi(configToken)))
3846 log(DEFAULT,"Warning: Failed to bind port %lu",(unsigned long)atoi(configToken));
3847 printf("Warning: Failed to bind port %lu\n",(unsigned long)atoi(configToken));
3856 ports[clientportcount] = atoi(configToken);
3857 strlcpy(addrs[clientportcount],Addr,256);
3860 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
3862 portCount = clientportcount;
3863 UDPportCount = serverportcount;
3865 log(DEBUG,"InspIRCd: startup: read %lu total client ports and %lu total server ports",(unsigned long)portCount,(unsigned long)UDPportCount);
3866 log(DEBUG,"InspIRCd: startup: InspIRCd is now starting!");
3870 /* BugFix By Craig! :p */
3872 for (count = 0; count < ConfValueEnum("module",&config_f); count++)
3874 ConfValue("module","name",count,configToken,&config_f);
3875 printf("Loading module... \033[1;32m%s\033[0m\n",configToken);
3876 if (!LoadModule(configToken))
3878 log(DEFAULT,"Exiting due to a module loader error.");
3879 printf("\nThere was an error loading a module: %s\n\nYou might want to do './inspircd start' instead of 'bin/inspircd'\n\n",ModuleError());
3883 log(DEFAULT,"Total loaded modules: %lu",(unsigned long)MODCOUNT+1);
3885 startup_time = time(NULL);
3888 ConfValue("pid","file",0,PID,&config_f);
3889 // write once here, to try it out and make sure its ok
3892 /* setup select call */
3893 FD_ZERO(&selectFds);
3894 log(DEBUG,"InspIRCd: startup: zero selects");
3895 log(VERBOSE,"InspIRCd: startup: portCount = %lu", (unsigned long)portCount);
3897 for (count = 0; count < portCount; count++)
3899 if ((openSockfd[boundPortCount] = OpenTCPSocket()) == ERROR)
3901 log(DEBUG,"InspIRCd: startup: bad fd %lu",(unsigned long)openSockfd[boundPortCount]);
3904 if (BindSocket(openSockfd[boundPortCount],client,server,ports[count],addrs[count]) == ERROR)
3906 log(DEFAULT,"InspIRCd: startup: failed to bind port %lu",(unsigned long)ports[count]);
3908 else /* well we at least bound to one socket so we'll continue */
3914 log(DEBUG,"InspIRCd: startup: total bound ports %lu",(unsigned long)boundPortCount);
3916 /* if we didn't bind to anything then abort */
3917 if (boundPortCount == 0)
3919 log(DEFAULT,"InspIRCd: startup: no ports bound, bailing!");
3920 printf("\nERROR: Was not able to bind any of %lu ports! Please check your configuration.\n\n", (unsigned long)portCount);
3925 printf("\nInspIRCd is now running!\n");
3929 log(VERBOSE,"Not forking as -nofork was specified");
3933 if (DaemonSeed() == ERROR)
3935 log(DEFAULT,"InspIRCd: startup: can't daemonise");
3936 printf("ERROR: could not go into daemon mode. Shutting down.\n");
3943 length = sizeof (client);
3944 char udp_msg[MAXBUF],tcp_host[MAXBUF];
3948 tvs.tv_usec = 10000L;
3951 tv.tv_usec = 10000L;
3955 tval.tv_usec = 10000L;
3957 int total_in_this_set = 0;
3959 bool expire_run = false;
3961 /* main loop, this never returns */
3964 #ifdef _POSIX_PRIORITY_SCHEDULING
3971 // we only read time() once per iteration rather than tons of times!
3974 // *FIX* Instead of closing sockets in kill_link when they receive the ERROR :blah line, we should queue
3975 // them in a list, then reap the list every second or so.
3976 if (((TIME % 5) == 0) && (!expire_run))
3979 FOREACH_MOD OnBackgroundTimer(TIME);
3983 if ((TIME % 5) == 1)
3986 // fix by brain - this must be below any manipulation of the hashmap by modules
3987 user_hash::iterator count2 = clientlist.begin();
3989 FD_ZERO(&serverfds);
3991 for (int x = 0; x != UDPportCount; x++)
3994 FD_SET(me[x]->fd, &serverfds);
3997 // serverFds timevals went here
3999 tvs.tv_usec = 30000L;
4001 int servresult = select(32767, &serverfds, NULL, NULL, &tvs);
4004 for (int x = 0; x != UDPportCount; x++)
4006 if ((me[x]) && (FD_ISSET (me[x]->fd, &serverfds)))
4008 char remotehost[MAXBUF],resolved[MAXBUF];
4009 length = sizeof (client);
4010 incomingSockfd = accept (me[x]->fd, (sockaddr *) &client, &length);
4011 if (incomingSockfd != -1)
4013 strlcpy(remotehost,(char *)inet_ntoa(client.sin_addr),MAXBUF);
4014 if(CleanAndResolve(resolved, remotehost) != TRUE)
4016 strlcpy(resolved,remotehost,MAXBUF);
4018 // add to this connections ircd_connector vector
4019 // *FIX* - we need the LOCAL port not the remote port in &client!
4020 me[x]->AddIncoming(incomingSockfd,resolved,me[x]->port);
4026 for (int x = 0; x < UDPportCount; x++)
4028 std::deque<std::string> msgs;
4030 if ((me[x]) && (me[x]->RecvPacket(msgs, tcp_host)))
4032 for (int ctr = 0; ctr < msgs.size(); ctr++)
4034 strlcpy(udp_msg,msgs[ctr].c_str(),MAXBUF);
4035 log(DEBUG,"Processing: %s",udp_msg);
4038 log(DEBUG,"Invalid string from %s [route%lu]",tcp_host,(unsigned long)x);
4041 // during a netburst, send all data to all other linked servers
4042 if ((((nb_start>0) && (udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))) || (is_uline(tcp_host)))
4044 if (is_uline(tcp_host))
4046 if ((udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))
4048 NetSendToAllExcept(tcp_host,udp_msg);
4052 NetSendToAllExcept(tcp_host,udp_msg);
4054 std::string msg = udp_msg;
4055 FOREACH_MOD OnPacketReceive(msg,tcp_host);
4056 strlcpy(udp_msg,msg.c_str(),MAXBUF);
4057 handle_link_packet(udp_msg, tcp_host, me[x]);
4064 while (count2 != clientlist.end())
4067 total_in_this_set = 0;
4069 user_hash::iterator xcount = count2;
4070 user_hash::iterator endingiter = count2;
4072 if (count2 == clientlist.end()) break;
4075 if (count2->second->fd != 0)
4077 // assemble up to 64 sockets into an fd_set
4078 // to implement a pooling mechanism.
4080 // This should be up to 64x faster than the
4081 // old implementation.
4082 while (total_in_this_set < 64)
4084 if (count2 != clientlist.end())
4086 // we don't check the state of remote users.
4087 if ((count2->second->fd != -1) && (count2->second->fd != FD_MAGIC_NUMBER))
4089 FD_SET (count2->second->fd, &sfd);
4091 // registration timeout -- didnt send USER/NICK/HOST in the time specified in
4092 // their connection class.
4093 if ((TIME > count2->second->timeout) && (count2->second->registered != 7))
4095 log(DEBUG,"InspIRCd: registration timeout: %s",count2->second->nick);
4096 kill_link(count2->second,"Registration timeout");
4099 if ((TIME > count2->second->signon) && (count2->second->registered == 3) && (AllModulesReportReady(count2->second)))
4101 log(DEBUG,"signon exceed, registered=3, and modules ready, OK");
4102 count2->second->dns_done = true;
4103 FullConnectUser(count2->second);
4106 if ((count2->second->dns_done) && (count2->second->registered == 3) && (AllModulesReportReady(count2->second))) // both NICK and USER... and DNS
4108 log(DEBUG,"dns done, registered=3, and modules ready, OK");
4109 FullConnectUser(count2->second);
4112 if ((TIME > count2->second->nping) && (isnick(count2->second->nick)) && (count2->second->registered == 7))
4114 if ((!count2->second->lastping) && (count2->second->registered == 7))
4116 log(DEBUG,"InspIRCd: ping timeout: %s",count2->second->nick);
4117 kill_link(count2->second,"Ping timeout");
4120 Write(count2->second->fd,"PING :%s",ServerName);
4121 log(DEBUG,"InspIRCd: pinging: %s",count2->second->nick);
4122 count2->second->lastping = 0;
4123 count2->second->nping = TIME+count2->second->pingmax; // was hard coded to 120
4127 total_in_this_set++;
4132 endingiter = count2;
4133 count2 = xcount; // roll back to where we were
4137 // tvals defined here
4139 tval.tv_usec = 1000L;
4140 selectResult2 = select(65535, &sfd, NULL, NULL, &tval);
4142 // now loop through all of the items in this pool if any are waiting
4143 //if (selectResult2 > 0)
4144 for (user_hash::iterator count2a = xcount; count2a != endingiter; count2a++)
4147 #ifdef _POSIX_PRIORITY_SCHEDULING
4152 if ((count2a->second->fd != FD_MAGIC_NUMBER) && (count2a->second->fd != -1) && (FD_ISSET (count2a->second->fd, &sfd)))
4154 result = read(count2a->second->fd, data, 65535);
4157 // perform a check on the raw buffer as an array (not a string!) to remove
4158 // characters 0 and 7 which are illegal in the RFC - replace them with spaces.
4159 // hopefully this should stop even more people whining about "Unknown command: *"
4160 for (int checker = 0; checker < result; checker++)
4162 if ((data[checker] == 0) || (data[checker] == 7))
4163 data[checker] = ' ';
4166 data[result] = '\0';
4167 userrec* current = count2a->second;
4168 int currfd = current->fd;
4170 // add the data to the users buffer
4171 if (!current->AddBuffer(data))
4173 // AddBuffer returned false, theres too much data in the user's buffer and theyre up to no good.
4174 if (current->registered == 7)
4176 kill_link(current,"RecvQ exceeded");
4180 WriteOpers("*** Excess flood from %s",current->ip);
4181 log(DEFAULT,"Excess flood from: %s",current->ip);
4182 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
4187 if (current->recvq.length() > NetBufferSize)
4189 if (current->registered == 7)
4191 kill_link(current,"RecvQ exceeded");
4195 WriteOpers("*** Excess flood from %s",current->ip);
4196 log(DEFAULT,"Excess flood from: %s",current->ip);
4197 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
4202 // while there are complete lines to process...
4203 while (current->BufferIsReady())
4206 if (TIME > current->reset_due)
4208 current->reset_due = TIME + current->threshold;
4209 current->lines_in = 0;
4211 current->lines_in++;
4212 if (current->lines_in > current->flood)
4214 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4215 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4216 kill_link(current,"Excess flood");
4219 if ((floodlines > current->flood) && (current->flood != 0))
4221 if (current->registered == 7)
4223 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4224 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4225 kill_link(current,"Excess flood");
4229 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
4234 char sanitized[MAXBUF];
4235 // use GetBuffer to copy single lines into the sanitized string
4236 std::string single_line = current->GetBuffer();
4237 if (single_line.length()>512)
4239 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4240 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4241 kill_link(current,"Excess flood");
4244 strlcpy(sanitized,single_line.c_str(),MAXBUF);
4247 // we're gonna re-scan to check if the nick is gone, after every
4248 // command - if it has, we're gonna bail
4249 bool find_again = false;
4250 process_buffer(sanitized,current);
4251 // look for the user's record in case it's changed
4252 for (user_hash::iterator c2 = clientlist.begin(); c2 != clientlist.end(); c2++)
4254 if (c2->second->fd == currfd)
4256 // found again, update pointer
4257 current == c2->second;
4270 if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
4272 log(DEBUG,"killing: %s",count2a->second->nick);
4273 kill_link(count2a->second,strerror(errno));
4277 // result EAGAIN means nothing read
4278 if (result == EAGAIN)
4286 log(DEBUG,"InspIRCd: Exited: %s",count2a->second->nick);
4287 kill_link(count2a->second,"Client exited");
4288 // must bail here? kill_link removes the hash, corrupting the iterator
4289 log(DEBUG,"Bailing from client exit");
4293 else if (result > 0)
4298 for (int q = 0; q < total_in_this_set; q++)
4304 #ifdef _POSIX_PRIORITY_SCHEDULING
4308 // set up select call
4309 for (count = 0; count < boundPortCount; count++)
4311 FD_SET (openSockfd[count], &selectFds);
4314 tv.tv_usec = 30000L;
4315 selectResult = select(MAXSOCKS, &selectFds, NULL, NULL, &tv);
4317 /* select is reporting a waiting socket. Poll them all to find out which */
4318 if (selectResult > 0)
4320 char target[MAXBUF], resolved[MAXBUF];
4321 for (count = 0; count < boundPortCount; count++)
4323 if (FD_ISSET (openSockfd[count], &selectFds))
4325 length = sizeof (client);
4326 incomingSockfd = accept (openSockfd[count], (struct sockaddr *) &client, &length);
4328 strlcpy (target, (char *) inet_ntoa (client.sin_addr), MAXBUF);
4329 strlcpy (resolved, target, MAXBUF);
4331 if (incomingSockfd < 0)
4333 WriteOpers("*** WARNING: Accept failed on port %lu (%s)",(unsigned long)ports[count],target);
4334 log(DEBUG,"InspIRCd: accept failed: %lu",(unsigned long)ports[count]);
4338 AddClient(incomingSockfd, resolved, ports[count], false, inet_ntoa (client.sin_addr));
4339 log(DEBUG,"InspIRCd: adding client on port %lu fd=%lu",(unsigned long)ports[count],(unsigned long)incomingSockfd);
4347 #ifdef _POSIX_PRIORITY_SCHEDULING
4352 close (incomingSockfd);