1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * Inspire is copyright (C) 2002-2004 ChatSpike-Dev.
7 * <brain@chatspike.net>
8 * <Craig@chatspike.net>
10 * Written by Craig Edwards, Craig McLure, and others.
11 * This program is free but copyrighted software; see
12 * the file COPYING for details.
14 * ---------------------------------------------------
17 /* Now with added unF! ;) */
22 #include "inspircd_io.h"
23 #include "inspircd_util.h"
24 #include "inspircd_config.h"
27 #include <sys/errno.h>
28 #include <sys/ioctl.h>
29 #include <sys/utsname.h>
34 #include <ext/hash_map>
46 #include "connection.h"
58 #include "inspstring.h"
62 #define nspace __gnu_cxx
67 int LogLevel = DEFAULT;
68 char ServerName[MAXBUF];
70 char ServerDesc[MAXBUF];
71 char AdminName[MAXBUF];
72 char AdminEmail[MAXBUF];
73 char AdminNick[MAXBUF];
75 char restartpass[MAXBUF];
79 char PrefixQuit[MAXBUF];
80 char DieValue[MAXBUF];
81 char DNSServer[MAXBUF];
83 int WHOWAS_STALE = 48; // default WHOWAS Entries last 2 days before they go 'stale'
84 int WHOWAS_MAX = 100; // default 100 people maximum in the WHOWAS list
86 time_t startup_time = time(NULL);
87 int NetBufferSize = 10240; // NetBufferSize used as the buffer size for all read() ops
88 extern int MaxWhoResults;
92 char DisabledCommands[MAXBUF];
94 bool AllowHalfop = true;
95 bool AllowProtect = true;
96 bool AllowFounder = true;
98 extern std::vector<Module*> modules;
99 std::vector<std::string> module_names;
100 extern std::vector<ircd_module*> factory;
103 int openSockfd[MAXSOCKS];
105 bool unlimitcore = false;
107 time_t TIME = time(NULL);
112 template<> struct hash<in_addr>
114 template<> struct nspace::hash<in_addr>
117 size_t operator()(const struct in_addr &a) const
120 memcpy(&q,&a,sizeof(size_t));
125 template<> struct hash<string>
127 template<> struct nspace::hash<string>
130 size_t operator()(const string &s) const
133 static struct hash<const char *> strhash;
134 strlcpy(a,s.c_str(),MAXBUF);
145 bool operator()(const string& s1, const string& s2) const
147 char a[MAXBUF],b[MAXBUF];
148 strlcpy(a,s1.c_str(),MAXBUF);
149 strlcpy(b,s2.c_str(),MAXBUF);
152 return (strcasecmp(a,b) == 0);
157 struct InAddr_HashComp
160 bool operator()(const in_addr &s1, const in_addr &s2) const
165 memcpy(&q,&s1,sizeof(size_t));
166 memcpy(&p,&s2,sizeof(size_t));
174 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
175 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
176 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
177 typedef std::deque<command_t> command_table;
183 user_hash clientlist;
186 command_table cmdlist;
193 struct linger linger = { 0 };
194 char MyExecutable[1024];
195 int boundPortCount = 0;
196 int portCount = 0, UDPportCount = 0, ports[MAXSOCKS];
197 int defaultRoute = 0;
198 char ModPath[MAXBUF];
202 long MyKey = C.GenKey();
206 int has_channel(userrec *u, chanrec *c);
207 int usercount(chanrec *c);
208 int usercount_i(chanrec *c);
209 char* Passwd(userrec *user);
210 bool IsDenied(userrec *user);
211 void AddWhoWas(userrec* u);
213 std::vector<long> auth_cookies;
214 std::stringstream config_f(stringstream::in | stringstream::out);
216 std::vector<userrec*> all_opers;
218 void AddOper(userrec* user)
220 log(DEBUG,"Oper added to optimization list");
221 all_opers.push_back(user);
224 void DeleteOper(userrec* user)
226 for (std::vector<userrec*>::iterator a = all_opers.begin(); a < all_opers.end(); a++)
230 log(DEBUG,"Oper removed from optimization list");
239 char Revision[] = "$Revision$";
242 char *v2 = strtok_r(s1," ",&savept);
244 v2 = strtok_r(s1," ",&savept);
246 return (long)(atof(v2)*10000);
250 std::string getservername()
255 std::string getserverdesc()
260 std::string getnetworkname()
265 std::string getadminname()
270 std::string getadminemail()
275 std::string getadminnick()
280 void log(int level,char *text, ...)
282 char textbuffer[MAXBUF];
285 struct tm * timeinfo;
286 if (level < LogLevel)
290 timeinfo = localtime (&rawtime);
295 va_start (argsPtr, text);
296 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
298 strlcpy(b,asctime(timeinfo),MAXBUF);
299 b[24] = ':'; // we know this is the end of the time string
300 fprintf(log_file,"%s %s\n",b,textbuffer);
303 // nofork enabled? display it on terminal too
304 printf("%s %s\n",b,textbuffer);
309 void readfile(file_cache &F, const char* fname)
312 char linebuf[MAXBUF];
314 log(DEBUG,"readfile: loading %s",fname);
316 file = fopen(fname,"r");
321 fgets(linebuf,sizeof(linebuf),file);
322 linebuf[strlen(linebuf)-1]='\0';
329 F.push_back(linebuf);
336 log(DEBUG,"readfile: failed to load file: %s",fname);
338 log(DEBUG,"readfile: loaded %s, %lu lines",fname,(unsigned long)F.size());
341 void ReadConfig(bool bail, userrec* user)
343 char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF],MW[MAXBUF];
344 char AH[MAXBUF],AP[MAXBUF],AF[MAXBUF],DNT[MAXBUF],pfreq[MAXBUF],thold[MAXBUF];
346 std::stringstream errstr;
348 if (!LoadConf(CONFIG_FILE,&config_f,&errstr))
353 printf("There were errors in your configuration:\n%s",errstr.str().c_str());
361 WriteServ(user->fd,"NOTICE %s :There were errors in the configuration file:",user->nick);
362 while (!errstr.eof())
364 errstr.getline(dataline,1024);
365 WriteServ(user->fd,"NOTICE %s :%s",user->nick,dataline);
370 WriteOpers("There were errors in the configuration file:",user->nick);
371 while (!errstr.eof())
373 errstr.getline(dataline,1024);
374 WriteOpers(dataline);
381 ConfValue("server","name",0,ServerName,&config_f);
382 ConfValue("server","description",0,ServerDesc,&config_f);
383 ConfValue("server","network",0,Network,&config_f);
384 ConfValue("admin","name",0,AdminName,&config_f);
385 ConfValue("admin","email",0,AdminEmail,&config_f);
386 ConfValue("admin","nick",0,AdminNick,&config_f);
387 ConfValue("files","motd",0,motd,&config_f);
388 ConfValue("files","rules",0,rules,&config_f);
389 ConfValue("power","diepass",0,diepass,&config_f);
390 ConfValue("power","pause",0,pauseval,&config_f);
391 ConfValue("power","restartpass",0,restartpass,&config_f);
392 ConfValue("options","prefixquit",0,PrefixQuit,&config_f);
393 ConfValue("die","value",0,DieValue,&config_f);
394 ConfValue("options","loglevel",0,dbg,&config_f);
395 ConfValue("options","netbuffersize",0,NB,&config_f);
396 ConfValue("options","maxwho",0,MW,&config_f);
397 ConfValue("options","allowhalfop",0,AH,&config_f);
398 ConfValue("options","allowprotect",0,AP,&config_f);
399 ConfValue("options","allowfounder",0,AF,&config_f);
400 ConfValue("dns","server",0,DNSServer,&config_f);
401 ConfValue("dns","timeout",0,DNT,&config_f);
402 ConfValue("options","moduledir",0,ModPath,&config_f);
403 ConfValue("disabled","commands",0,DisabledCommands,&config_f);
405 NetBufferSize = atoi(NB);
406 MaxWhoResults = atoi(MW);
407 dns_timeout = atoi(DNT);
411 strlcpy(DNSServer,"127.0.0.1",MAXBUF);
413 strlcpy(ModPath,MOD_PATH,MAXBUF);
414 AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
415 AllowProtect = ((!strcasecmp(AP,"true")) || (!strcasecmp(AP,"1")) || (!strcasecmp(AP,"yes")));
416 AllowFounder = ((!strcasecmp(AF,"true")) || (!strcasecmp(AF,"1")) || (!strcasecmp(AF,"yes")));
417 if ((!NetBufferSize) || (NetBufferSize > 65535) || (NetBufferSize < 1024))
419 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
420 NetBufferSize = 10240;
422 if ((!MaxWhoResults) || (MaxWhoResults > 65535) || (MaxWhoResults < 1))
424 log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
427 if (!strcmp(dbg,"debug"))
429 if (!strcmp(dbg,"verbose"))
431 if (!strcmp(dbg,"default"))
433 if (!strcmp(dbg,"sparse"))
435 if (!strcmp(dbg,"none"))
438 log(DEFAULT,"Reading message of the day...");
439 readfile(RULES,rules);
440 log(DEFAULT,"Reading connect classes...");
442 for (int i = 0; i < ConfValueEnum("connect",&config_f); i++)
445 ConfValue("connect","allow",i,Value,&config_f);
446 ConfValue("connect","timeout",i,timeout,&config_f);
447 ConfValue("connect","flood",i,flood,&config_f);
448 ConfValue("connect","pingfreq",i,pfreq,&config_f);
449 ConfValue("connect","threshold",i,thold,&config_f);
452 strlcpy(c.host,Value,MAXBUF);
454 strlcpy(Value,"",MAXBUF);
455 ConfValue("connect","password",i,Value,&config_f);
456 strlcpy(c.pass,Value,MAXBUF);
457 c.registration_timeout = 90; // default is 2 minutes
459 c.flood = atoi(flood);
463 c.threshold = atoi(thold);
467 c.registration_timeout = atoi(timeout);
471 c.pingtime = atoi(pfreq);
473 Classes.push_back(c);
474 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);
478 ConfValue("connect","deny",i,Value,&config_f);
479 strlcpy(c.host,Value,MAXBUF);
481 Classes.push_back(c);
482 log(DEBUG,"Read connect class type DENY, host=%s",c.host);
486 log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
487 read_xline_defaults();
488 log(DEFAULT,"Applying K lines, Q lines and Z lines...");
490 log(DEFAULT,"Done reading configuration file, InspIRCd is now starting.");
493 log(DEFAULT,"Adding and removing modules due to rehash...");
495 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
497 // store the old module names
498 for (std::vector<std::string>::iterator t = module_names.begin(); t != module_names.end(); t++)
500 old_module_names.push_back(*t);
503 // get the new module names
504 for (int count2 = 0; count2 < ConfValueEnum("module",&config_f); count2++)
506 ConfValue("module","name",count2,Value,&config_f);
507 new_module_names.push_back(Value);
510 // now create a list of new modules that are due to be loaded
511 // and a seperate list of modules which are due to be unloaded
512 for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
515 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
521 added_modules.push_back(*_new);
523 for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
526 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
532 removed_modules.push_back(*oldm);
534 // now we have added_modules, a vector of modules to be loaded, and removed_modules, a vector of modules
536 int rem = 0, add = 0;
537 if (!removed_modules.empty())
538 for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
540 if (UnloadModule(removing->c_str()))
542 WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
543 WriteServ(user->fd,"973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
548 WriteServ(user->fd,"972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ModuleError());
551 if (!added_modules.empty())
552 for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
554 if (LoadModule(adding->c_str()))
556 WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
557 WriteServ(user->fd,"975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
562 WriteServ(user->fd,"974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ModuleError());
565 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());
569 /* write formatted text to a socket, in same format as printf */
571 void Write(int sock,char *text, ...)
573 if (sock == FD_MAGIC_NUMBER)
577 log(DEFAULT,"*** BUG *** Write was given an invalid parameter");
580 char textbuffer[MAXBUF];
584 va_start (argsPtr, text);
585 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
587 int bytes = snprintf(tb,MAXBUF,"%s\r\n",textbuffer);
591 write(sock,tb,bytes > 514 ? 514 : bytes);
595 /* write a server formatted numeric response to a single socket */
597 void WriteServ(int sock, char* text, ...)
599 if (sock == FD_MAGIC_NUMBER)
603 log(DEFAULT,"*** BUG *** WriteServ was given an invalid parameter");
606 char textbuffer[MAXBUF],tb[MAXBUF];
608 va_start (argsPtr, text);
610 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
612 int bytes = snprintf(tb,MAXBUF,":%s %s\r\n",ServerName,textbuffer);
616 write(sock,tb,bytes > 514 ? 514 : bytes);
620 /* write text from an originating user to originating user */
622 void WriteFrom(int sock, userrec *user,char* text, ...)
624 if (sock == FD_MAGIC_NUMBER)
626 if ((!text) || (!user))
628 log(DEFAULT,"*** BUG *** WriteFrom was given an invalid parameter");
631 char textbuffer[MAXBUF],tb[MAXBUF];
633 va_start (argsPtr, text);
635 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
637 int bytes = snprintf(tb,MAXBUF,":%s!%s@%s %s\r\n",user->nick,user->ident,user->dhost,textbuffer);
641 write(sock,tb,bytes > 514 ? 514 : bytes);
645 /* write text to an destination user from a source user (e.g. user privmsg) */
647 void WriteTo(userrec *source, userrec *dest,char *data, ...)
649 if ((!dest) || (!data))
651 log(DEFAULT,"*** BUG *** WriteTo was given an invalid parameter");
654 if (dest->fd == FD_MAGIC_NUMBER)
656 char textbuffer[MAXBUF],tb[MAXBUF];
658 va_start (argsPtr, data);
659 vsnprintf(textbuffer, MAXBUF, data, argsPtr);
663 // if no source given send it from the server.
666 WriteServ(dest->fd,":%s %s",ServerName,textbuffer);
670 WriteFrom(dest->fd,source,"%s",textbuffer);
674 /* write formatted text from a source user to all users on a channel
675 * including the sender (NOT for privmsg, notice etc!) */
677 void WriteChannel(chanrec* Ptr, userrec* user, char* text, ...)
679 if ((!Ptr) || (!user) || (!text))
681 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
684 char textbuffer[MAXBUF];
686 va_start (argsPtr, text);
687 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
690 std::vector<char*> *ulist = Ptr->GetUsers();
691 for (int j = 0; j < ulist->size(); j++)
693 char* o = (*ulist)[j];
694 userrec* otheruser = (userrec*)o;
695 if (otheruser->fd != FD_MAGIC_NUMBER)
696 WriteTo(user,otheruser,"%s",textbuffer);
700 /* write formatted text from a source user to all users on a channel
701 * including the sender (NOT for privmsg, notice etc!) doesnt send to
702 * users on remote servers */
704 void WriteChannelLocal(chanrec* Ptr, userrec* user, char* text, ...)
706 if ((!Ptr) || (!text))
708 log(DEFAULT,"*** BUG *** WriteChannel was given an invalid parameter");
711 char textbuffer[MAXBUF];
713 va_start (argsPtr, text);
714 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
717 std::vector<char*> *ulist = Ptr->GetUsers();
718 for (int j = 0; j < ulist->size(); j++)
720 char* o = (*ulist)[j];
721 userrec* otheruser = (userrec*)o;
722 if ((otheruser->fd != FD_MAGIC_NUMBER) && (otheruser->fd != -1) && (otheruser != user))
726 WriteServ(otheruser->fd,"%s",textbuffer);
730 WriteTo(user,otheruser,"%s",textbuffer);
737 void WriteChannelWithServ(char* ServName, chanrec* Ptr, char* text, ...)
739 if ((!Ptr) || (!text))
741 log(DEFAULT,"*** BUG *** WriteChannelWithServ was given an invalid parameter");
744 char textbuffer[MAXBUF];
746 va_start (argsPtr, text);
747 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
751 std::vector<char*> *ulist = Ptr->GetUsers();
752 for (int j = 0; j < ulist->size(); j++)
754 char* o = (*ulist)[j];
755 userrec* otheruser = (userrec*)o;
756 if (otheruser->fd != FD_MAGIC_NUMBER)
757 WriteServ(otheruser->fd,"%s",textbuffer);
762 /* write formatted text from a source user to all users on a channel except
763 * for the sender (for privmsg etc) */
765 void ChanExceptSender(chanrec* Ptr, userrec* user, char* text, ...)
767 if ((!Ptr) || (!user) || (!text))
769 log(DEFAULT,"*** BUG *** ChanExceptSender was given an invalid parameter");
772 char textbuffer[MAXBUF];
774 va_start (argsPtr, text);
775 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
778 std::vector<char*> *ulist = Ptr->GetUsers();
779 for (int j = 0; j < ulist->size(); j++)
781 char* o = (*ulist)[j];
782 userrec* otheruser = (userrec*)o;
783 if ((otheruser->fd != FD_MAGIC_NUMBER) && (user != otheruser))
784 WriteFrom(otheruser->fd,user,"%s",textbuffer);
789 std::string GetServerDescription(char* servername)
791 for (int j = 0; j < 32; j++)
795 for (int k = 0; k < me[j]->connectors.size(); k++)
797 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
799 return me[j]->connectors[k].GetDescription();
803 return ServerDesc; // not a remote server that can be found, it must be me.
808 /* write a formatted string to all users who share at least one common
809 * channel, including the source user e.g. for use in NICK */
811 void WriteCommon(userrec *u, char* text, ...)
815 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
819 if (u->registered != 7) {
820 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
824 char textbuffer[MAXBUF];
826 va_start (argsPtr, text);
827 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
830 // FIX: Stops a message going to the same person more than once
831 std::vector<int> already_sent;
833 for (int i = 0; i < MAXCHANS; i++)
835 if (u->chans[i].channel)
837 std::vector<char*> *ulist = u->chans[i].channel->GetUsers();
838 for (int j = 0; j < ulist->size(); j++)
840 char* o = (*ulist)[j];
841 userrec* otheruser = (userrec*)o;
843 for (int t = 0; t < already_sent.size(); t++)
845 if (already_sent[t] == otheruser->fd)
853 already_sent.push_back(otheruser->fd);
854 WriteFrom(otheruser->fd,u,"%s",textbuffer);
859 // if the user was not in any channels, no users will receive the text. Make sure the user
860 // receives their OWN message for WriteCommon
861 if (!already_sent.size())
863 WriteFrom(u->fd,u,"%s",textbuffer);
867 /* write a formatted string to all users who share at least one common
868 * channel, NOT including the source user e.g. for use in QUIT */
870 void WriteCommonExcept(userrec *u, char* text, ...)
874 log(DEFAULT,"*** BUG *** WriteCommon was given an invalid parameter");
878 if (u->registered != 7) {
879 log(DEFAULT,"*** BUG *** WriteCommon on an unregistered user");
883 char textbuffer[MAXBUF];
885 va_start (argsPtr, text);
886 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
889 std::vector<int> already_sent;
891 for (int i = 0; i < MAXCHANS; i++)
893 if (u->chans[i].channel)
895 std::vector<char*> *ulist = u->chans[i].channel->GetUsers();
896 for (int j = 0; j < ulist->size(); j++)
898 char* o = (*ulist)[j];
899 userrec* otheruser = (userrec*)o;
903 for (int t = 0; t < already_sent.size(); t++)
905 if (already_sent[t] == otheruser->fd)
913 already_sent.push_back(otheruser->fd);
914 WriteFrom(otheruser->fd,u,"%s",textbuffer);
922 void WriteOpers(char* text, ...)
926 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
930 char textbuffer[MAXBUF];
932 va_start (argsPtr, text);
933 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
936 for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
939 if ((a) && (a->fd != FD_MAGIC_NUMBER))
941 if (strchr(a->modes,'s'))
943 // send server notices to all with +s
944 WriteServ(a->fd,"NOTICE %s :%s",a->nick,textbuffer);
950 // returns TRUE of any users on channel C occupy server 'servername'.
952 bool ChanAnyOnThisServer(chanrec *c,char* servername)
954 log(DEBUG,"ChanAnyOnThisServer");
956 std::vector<char*> *ulist = c->GetUsers();
957 for (int j = 0; j < ulist->size(); j++)
959 char* o = (*ulist)[j];
960 userrec* user = (userrec*)o;
961 if (!strcasecmp(user->server,servername))
967 // returns true if user 'u' shares any common channels with any users on server 'servername'
969 bool CommonOnThisServer(userrec* u,const char* servername)
971 log(DEBUG,"ChanAnyOnThisServer");
973 for (int i = 0; i < MAXCHANS; i++)
975 if (u->chans[i].channel)
977 std::vector<char*> *ulist = u->chans[i].channel->GetUsers();
978 for (int j = 0; j < ulist->size(); j++)
980 char* o = (*ulist)[j];
981 userrec* user = (userrec*)o;
982 if (!strcasecmp(user->server,servername))
991 void NetSendToCommon(userrec* u, char* s)
994 snprintf(buffer,MAXBUF,"%s",s);
996 log(DEBUG,"NetSendToCommon: '%s' '%s'",u->nick,s);
998 std::string msg = buffer;
999 FOREACH_MOD OnPacketTransmit(msg,s);
1000 strlcpy(buffer,msg.c_str(),MAXBUF);
1002 for (int j = 0; j < 32; j++)
1006 for (int k = 0; k < me[j]->connectors.size(); k++)
1008 if (CommonOnThisServer(u,me[j]->connectors[k].GetServerName().c_str()))
1010 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1018 void NetSendToAll(char* s)
1020 char buffer[MAXBUF];
1021 snprintf(buffer,MAXBUF,"%s",s);
1023 log(DEBUG,"NetSendToAll: '%s'",s);
1025 std::string msg = buffer;
1026 FOREACH_MOD OnPacketTransmit(msg,s);
1027 strlcpy(buffer,msg.c_str(),MAXBUF);
1029 for (int j = 0; j < 32; j++)
1033 for (int k = 0; k < me[j]->connectors.size(); k++)
1035 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1041 void NetSendToAllAlive(char* s)
1043 char buffer[MAXBUF];
1044 snprintf(buffer,MAXBUF,"%s",s);
1046 log(DEBUG,"NetSendToAllAlive: '%s'",s);
1048 std::string msg = buffer;
1049 FOREACH_MOD OnPacketTransmit(msg,s);
1050 strlcpy(buffer,msg.c_str(),MAXBUF);
1052 for (int j = 0; j < 32; j++)
1056 for (int k = 0; k < me[j]->connectors.size(); k++)
1058 if (me[j]->connectors[k].GetState() != STATE_DISCONNECTED)
1060 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1064 log(DEBUG,"%s is dead, not sending to it.",me[j]->connectors[k].GetServerName().c_str());
1072 void NetSendToOne(char* target,char* s)
1074 char buffer[MAXBUF];
1075 snprintf(buffer,MAXBUF,"%s",s);
1077 log(DEBUG,"NetSendToOne: '%s' '%s'",target,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 (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
1091 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1098 void NetSendToAllExcept(const char* target,char* s)
1100 char buffer[MAXBUF];
1101 snprintf(buffer,MAXBUF,"%s",s);
1103 log(DEBUG,"NetSendToAllExcept: '%s' '%s'",target,s);
1105 std::string msg = buffer;
1106 FOREACH_MOD OnPacketTransmit(msg,s);
1107 strlcpy(buffer,msg.c_str(),MAXBUF);
1109 for (int j = 0; j < 32; j++)
1113 for (int k = 0; k < me[j]->connectors.size(); k++)
1115 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),target))
1117 me[j]->SendPacket(buffer,me[j]->connectors[k].GetServerName().c_str());
1125 void WriteMode(const char* modes, int flags, const char* text, ...)
1127 if ((!text) || (!modes) || (!flags))
1129 log(DEFAULT,"*** BUG *** WriteMode was given an invalid parameter");
1133 char textbuffer[MAXBUF];
1135 va_start (argsPtr, text);
1136 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1138 int modelen = strlen(modes);
1140 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1142 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
1144 bool send_to_user = false;
1146 if (flags == WM_AND)
1148 send_to_user = true;
1149 for (int n = 0; n < modelen; n++)
1151 if (!hasumode(i->second,modes[n]))
1153 send_to_user = false;
1158 else if (flags == WM_OR)
1160 send_to_user = false;
1161 for (int n = 0; n < modelen; n++)
1163 if (hasumode(i->second,modes[n]))
1165 send_to_user = true;
1173 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,textbuffer);
1180 void NoticeAll(userrec *source, bool local_only, char* text, ...)
1182 if ((!text) || (!source))
1184 log(DEFAULT,"*** BUG *** WriteOpers was given an invalid parameter");
1188 char textbuffer[MAXBUF];
1190 va_start (argsPtr, text);
1191 vsnprintf(textbuffer, MAXBUF, text, argsPtr);
1194 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1196 if ((i->second) && (i->second->fd != FD_MAGIC_NUMBER))
1198 WriteFrom(i->second->fd,source,"NOTICE $* :%s",textbuffer);
1204 char buffer[MAXBUF];
1205 snprintf(buffer,MAXBUF,"V %s * :%s",source->nick,textbuffer);
1206 NetSendToAll(buffer);
1211 void WriteWallOps(userrec *source, bool local_only, char* text, ...)
1213 if ((!text) || (!source))
1215 log(DEFAULT,"*** BUG *** WriteOpers 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 if (strchr(i->second->modes,'w'))
1231 WriteTo(source,i->second,"WALLOPS :%s",textbuffer);
1238 char buffer[MAXBUF];
1239 snprintf(buffer,MAXBUF,"@ %s :%s",source->nick,textbuffer);
1240 NetSendToAll(buffer);
1244 /* convert a string to lowercase. Note following special circumstances
1245 * taken from RFC 1459. Many "official" server branches still hold to this
1246 * rule so i will too;
1248 * Because of IRC's scandanavian origin, the characters {}| are
1249 * considered to be the lower case equivalents of the characters []\,
1250 * respectively. This is a critical issue when determining the
1251 * equivalence of two nicknames.
1254 void strlower(char *n)
1260 for (int i = 0; n[i] != 0; i++)
1262 n[i] = tolower(n[i]);
1274 /* Find a user record by nickname and return a pointer to it */
1276 userrec* Find(std::string nick)
1278 user_hash::iterator iter = clientlist.find(nick);
1280 if (iter == clientlist.end())
1281 /* Couldn't find it */
1284 return iter->second;
1287 /* find a channel record by channel name and return a pointer to it */
1289 chanrec* FindChan(const char* chan)
1293 log(DEFAULT,"*** BUG *** Findchan was given an invalid parameter");
1297 chan_hash::iterator iter = chanlist.find(chan);
1299 if (iter == chanlist.end())
1300 /* Couldn't find it */
1303 return iter->second;
1307 long GetMaxBans(char* name)
1310 for (int count = 0; count < ConfValueEnum("banlist",&config_f); count++)
1312 ConfValue("banlist","chan",count,CM,&config_f);
1315 ConfValue("banlist","limit",count,CM,&config_f);
1323 void purge_empty_chans(userrec* u)
1326 int go_again = 1, purge = 0;
1328 // firstly decrement the count on each channel
1329 for (int f = 0; f < MAXCHANS; f++)
1331 if (u->chans[f].channel)
1333 u->chans[f].channel->DecUserCounter();
1334 u->chans[f].channel->DelUser((char*)u);
1338 for (int i = 0; i < MAXCHANS; i++)
1340 if (u->chans[i].channel)
1342 if (!usercount(u->chans[i].channel))
1344 chan_hash::iterator i2 = chanlist.find(u->chans[i].channel->name);
1345 /* kill the record */
1346 if (i2 != chanlist.end())
1348 log(DEBUG,"del_channel: destroyed: %s",i2->second->name);
1354 u->chans[i].channel = NULL;
1359 log(DEBUG,"skipped purge for %s",u->chans[i].channel->name);
1363 log(DEBUG,"completed channel purge, killed %lu",(unsigned long)purge);
1369 char scratch[MAXBUF];
1370 char sparam[MAXBUF];
1372 char* chanmodes(chanrec *chan)
1376 log(DEFAULT,"*** BUG *** chanmodes was given an invalid parameter");
1383 if (chan->noexternal)
1385 strlcat(scratch,"n",MAXMODES);
1387 if (chan->topiclock)
1389 strlcat(scratch,"t",MAXMODES);
1393 strlcat(scratch,"k",MAXMODES);
1397 strlcat(scratch,"l",MAXMODES);
1399 if (chan->inviteonly)
1401 strlcat(scratch,"i",MAXMODES);
1403 if (chan->moderated)
1405 strlcat(scratch,"m",MAXMODES);
1409 strlcat(scratch,"s",MAXMODES);
1411 if (chan->c_private)
1413 strlcat(scratch,"p",MAXMODES);
1417 strlcat(sparam," ",MAXBUF);
1418 strlcat(sparam,chan->key,MAXBUF);
1423 sprintf(foo," %lu",(unsigned long)chan->limit);
1424 strlcat(sparam,foo,MAXBUF);
1426 if (*chan->custom_modes)
1428 strlcat(scratch,chan->custom_modes,MAXMODES);
1429 for (int z = 0; chan->custom_modes[z] != 0; z++)
1431 std::string extparam = chan->GetModeParameter(chan->custom_modes[z]);
1434 strlcat(sparam," ",MAXBUF);
1435 strlcat(sparam,extparam.c_str(),MAXBUF);
1439 log(DEBUG,"chanmodes: %s %s%s",chan->name,scratch,sparam);
1440 strlcat(scratch,sparam,MAXMODES);
1445 /* compile a userlist of a channel into a string, each nick seperated by
1446 * spaces and op, voice etc status shown as @ and + */
1448 void userlist(userrec *user,chanrec *c)
1450 if ((!c) || (!user))
1452 log(DEFAULT,"*** BUG *** userlist was given an invalid parameter");
1456 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1457 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1459 if (has_channel(i->second,c))
1461 if (isnick(i->second->nick))
1463 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1465 /* user is +i, and source not on the channel, does not show
1466 * nick in NAMES list */
1469 strlcat(list,cmode(i->second,c),MAXBUF);
1470 strlcat(list,i->second->nick,MAXBUF);
1471 strlcat(list," ",MAXBUF);
1472 if (strlen(list)>(480-NICKMAX))
1474 /* list overflowed into
1475 * multiple numerics */
1476 WriteServ(user->fd,"%s",list);
1477 snprintf(list,MAXBUF,"353 %s = %s :", user->nick, c->name);
1482 /* if whats left in the list isnt empty, send it */ if (list[strlen(list)-1] != ':')
1484 WriteServ(user->fd,"%s",list);
1488 /* return a count of the users on a specific channel accounting for
1489 * invisible users who won't increase the count. e.g. for /LIST */
1491 int usercount_i(chanrec *c)
1497 log(DEFAULT,"*** BUG *** usercount_i was given an invalid parameter");
1502 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1506 if (has_channel(i->second,c))
1508 if (isnick(i->second->nick))
1510 if ((!has_channel(i->second,c)) && (strchr(i->second->modes,'i')))
1512 /* user is +i, and source not on the channel, does not show
1513 * nick in NAMES list */
1521 log(DEBUG,"usercount_i: %s %lu",c->name,(unsigned long)count);
1526 int usercount(chanrec *c)
1530 log(DEFAULT,"*** BUG *** usercount was given an invalid parameter");
1533 int count = c->GetUserCounter();
1534 log(DEBUG,"usercount: %s %lu",c->name,(unsigned long)count);
1539 /* add a channel to a user, creating the record for it if needed and linking
1540 * it to the user record */
1542 chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
1544 if ((!user) || (!cn))
1546 log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
1554 strncpy(cname,cn,MAXBUF);
1556 // we MUST declare this wherever we use FOREACH_RESULT
1559 if (strlen(cname) > CHANMAX-1)
1561 cname[CHANMAX-1] = '\0';
1564 log(DEBUG,"add_channel: %s %s",user->nick,cname);
1566 if ((FindChan(cname)) && (has_channel(user,FindChan(cname))))
1568 return NULL; // already on the channel!
1572 if (!FindChan(cname))
1575 FOREACH_RESULT(OnUserPreJoin(user,NULL,cname));
1576 if (MOD_RESULT == 1) {
1580 /* create a new one */
1581 log(DEBUG,"add_channel: creating: %s",cname);
1583 chanlist[cname] = new chanrec();
1585 strlcpy(chanlist[cname]->name, cname,CHANMAX);
1586 chanlist[cname]->topiclock = 1;
1587 chanlist[cname]->noexternal = 1;
1588 chanlist[cname]->created = TIME;
1589 strcpy(chanlist[cname]->topic, "");
1590 strncpy(chanlist[cname]->setby, user->nick,NICKMAX);
1591 chanlist[cname]->topicset = 0;
1592 Ptr = chanlist[cname];
1593 log(DEBUG,"add_channel: created: %s",cname);
1594 /* set created to 2 to indicate user
1595 * is the first in the channel
1596 * and should be given ops */
1602 /* channel exists, just fish out a pointer to its struct */
1603 Ptr = FindChan(cname);
1606 log(DEBUG,"add_channel: joining to: %s",Ptr->name);
1608 // the override flag allows us to bypass channel modes
1609 // and bans (used by servers)
1610 if ((!override) || (!strcasecmp(user->server,ServerName)))
1612 log(DEBUG,"Not overriding...");
1614 FOREACH_RESULT(OnUserPreJoin(user,Ptr,cname));
1615 if (MOD_RESULT == 1) {
1618 log(DEBUG,"MOD_RESULT=%d",MOD_RESULT);
1622 log(DEBUG,"add_channel: checking key, invite, etc");
1624 FOREACH_RESULT(OnCheckKey(user, Ptr, key ? key : ""));
1625 if (MOD_RESULT == 0)
1629 log(DEBUG,"add_channel: %s has key %s",Ptr->name,Ptr->key);
1632 log(DEBUG,"add_channel: no key given in JOIN");
1633 WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
1638 if (strcasecmp(key,Ptr->key))
1640 log(DEBUG,"add_channel: bad key given in JOIN");
1641 WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
1646 log(DEBUG,"add_channel: no key");
1649 FOREACH_RESULT(OnCheckInvite(user, Ptr));
1650 if (MOD_RESULT == 0)
1652 if (Ptr->inviteonly)
1654 log(DEBUG,"add_channel: channel is +i");
1655 if (user->IsInvited(Ptr->name))
1657 /* user was invited to channel */
1658 /* there may be an optional channel NOTICE here */
1662 WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
1666 log(DEBUG,"add_channel: channel is not +i");
1669 FOREACH_RESULT(OnCheckLimit(user, Ptr));
1670 if (MOD_RESULT == 0)
1674 if (usercount(Ptr) >= Ptr->limit)
1676 WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
1681 log(DEBUG,"add_channel: about to walk banlist");
1683 FOREACH_RESULT(OnCheckBan(user, Ptr));
1684 if (MOD_RESULT == 0)
1686 /* check user against the channel banlist */
1689 if (Ptr->bans.size())
1691 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
1693 if (match(user->GetFullHost(),i->data))
1695 WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
1701 log(DEBUG,"add_channel: bans checked");
1707 if ((Ptr) && (user))
1709 user->RemoveInvite(Ptr->name);
1712 log(DEBUG,"add_channel: invites removed");
1717 log(DEBUG,"Overridden checks");
1725 log(DEBUG,"Passed channel checks");
1727 for (int index =0; index != MAXCHANS; index++)
1729 log(DEBUG,"Check location %d",index);
1730 if (user->chans[index].channel == NULL)
1732 log(DEBUG,"Adding into their channel list at location %d",index);
1736 /* first user in is given ops */
1737 user->chans[index].uc_modes = UCMODE_OP;
1741 user->chans[index].uc_modes = 0;
1743 user->chans[index].channel = Ptr;
1744 Ptr->IncUserCounter();
1745 Ptr->AddUser((char*)user);
1746 WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
1748 if (!override) // we're not overriding... so this isnt part of a netburst, broadcast it.
1750 // use the stamdard J token with no privilages.
1751 char buffer[MAXBUF];
1754 snprintf(buffer,MAXBUF,"J %s @%s",user->nick,Ptr->name);
1758 snprintf(buffer,MAXBUF,"J %s %s",user->nick,Ptr->name);
1760 NetSendToAll(buffer);
1763 log(DEBUG,"Sent JOIN to client");
1767 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
1768 WriteServ(user->fd,"333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset);
1771 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
1772 //WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name,chanmodes(Ptr));
1773 //WriteServ(user->fd,"329 %s %s %lu", user->nick, Ptr->name, (unsigned long)Ptr->created);
1774 FOREACH_MOD OnUserJoin(user,Ptr);
1778 log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
1779 WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
1783 /* remove a channel from a users record, and remove the record from memory
1784 * if the channel has become empty */
1786 chanrec* del_channel(userrec *user, const char* cname, const char* reason, bool local)
1788 if ((!user) || (!cname))
1790 log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
1796 if ((!cname) || (!user))
1801 Ptr = FindChan(cname);
1808 FOREACH_MOD OnUserPart(user,Ptr);
1809 log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
1811 for (int i =0; i != MAXCHANS; i++)
1813 /* zap it from the channel list of the user */
1814 if (user->chans[i].channel == Ptr)
1818 WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
1822 char buffer[MAXBUF];
1823 snprintf(buffer,MAXBUF,"L %s %s :%s",user->nick,Ptr->name,reason);
1824 NetSendToAll(buffer);
1833 char buffer[MAXBUF];
1834 snprintf(buffer,MAXBUF,"L %s %s :",user->nick,Ptr->name);
1835 NetSendToAll(buffer);
1838 WriteChannel(Ptr,user,"PART :%s",Ptr->name);
1840 user->chans[i].uc_modes = 0;
1841 user->chans[i].channel = NULL;
1842 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1847 Ptr->DecUserCounter();
1848 Ptr->DelUser((char*)user);
1850 /* if there are no users left on the channel */
1851 if (!usercount(Ptr))
1853 chan_hash::iterator iter = chanlist.find(Ptr->name);
1855 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1857 /* kill the record */
1858 if (iter != chanlist.end())
1860 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1861 if (iter->second) delete iter->second;
1862 chanlist.erase(iter);
1868 void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
1870 if ((!src) || (!user) || (!Ptr) || (!reason))
1872 log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
1876 if ((!Ptr) || (!user) || (!src))
1881 log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
1883 if (!has_channel(user,Ptr))
1885 WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
1890 FOREACH_RESULT(OnAccessCheck(src,user,Ptr,AC_KICK));
1891 if (MOD_RESULT == ACR_DENY)
1894 if (MOD_RESULT == ACR_DEFAULT)
1896 if (((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr))) && (!is_uline(src->server)))
1898 if (cstatus(src,Ptr) == STATUS_HOP)
1900 WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
1904 WriteServ(src->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",src->nick, Ptr->name);
1912 FOREACH_RESULT(OnUserPreKick(src,user,Ptr,reason));
1916 FOREACH_MOD OnUserKick(src,user,Ptr,reason);
1918 for (int i =0; i != MAXCHANS; i++)
1920 /* zap it from the channel list of the user */
1921 if (user->chans[i].channel)
1922 if (!strcasecmp(user->chans[i].channel->name,Ptr->name))
1924 WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
1925 user->chans[i].uc_modes = 0;
1926 user->chans[i].channel = NULL;
1927 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
1932 Ptr->DecUserCounter();
1933 Ptr->DelUser((char*)user);
1935 /* if there are no users left on the channel */
1936 if (!usercount(Ptr))
1938 chan_hash::iterator iter = chanlist.find(Ptr->name);
1940 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
1942 /* kill the record */
1943 if (iter != chanlist.end())
1945 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
1946 if (iter->second) delete iter->second;
1947 chanlist.erase(iter);
1955 /* This function pokes and hacks at a parameter list like the following:
1957 * PART #winbot,#darkgalaxy :m00!
1959 * to turn it into a series of individual calls like this:
1961 * PART #winbot :m00!
1962 * PART #darkgalaxy :m00!
1964 * The seperate calls are sent to a callback function provided by the caller
1965 * (the caller will usually call itself recursively). The callback function
1966 * must be a command handler. Calling this function on a line with no list causes
1967 * no action to be taken. You must provide a starting and ending parameter number
1968 * where the range of the list can be found, useful if you have a terminating
1969 * parameter as above which is actually not part of the list, or parameters
1970 * before the actual list as well. This code is used by many functions which
1971 * can function as "one to list" (see the RFC) */
1973 int loop_call(handlerfunc fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
1978 char blog[32][MAXBUF];
1979 char blog2[32][MAXBUF];
1980 int j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
1981 char keystr[MAXBUF];
1984 for (int i = 0; i <32; i++)
1987 for (int i = 0; i <32; i++)
1988 strcpy(blog2[i],"");
1991 for (int i = 0; i <10; i++)
1995 parameters[i] = moo;
2000 if (pcnt > 1) /* we have a key to copy */
2002 strlcpy(keystr,parameters[1],MAXBUF);
2006 if (!parameters[start])
2010 if (!strchr(parameters[start],','))
2015 for (int i = start; i <= end; i++)
2019 strlcat(plist,parameters[i],MAXBUF);
2027 for (int i = 0; i < t; i++)
2029 if (plist[i] == ',')
2032 strlcpy(blog[j++],param,MAXBUF);
2036 WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
2041 strlcpy(blog[j++],param,MAXBUF);
2044 if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
2049 if ((joins) && (keystr))
2051 if (strchr(keystr,','))
2055 t2 = strlen(keystr);
2056 for (int i = 0; i < t2; i++)
2058 if (keystr[i] == ',')
2061 strlcpy(blog2[j++],param,MAXBUF);
2065 strlcpy(blog2[j++],param,MAXBUF);
2070 for (j = 0; j < total; j++)
2076 for (q = end; q < pcnt-1; q++)
2078 if (parameters[q+1])
2080 pars[q-end+1] = parameters[q+1];
2083 if ((joins) && (parameters[1]))
2094 /* repeatedly call the function with the hacked parameter list */
2095 if ((joins) && (pcnt > 1))
2099 // pars[1] already set up and containing key from blog2[j]
2104 pars[1] = parameters[1];
2110 fn(pars,pcnt-(end-start),u);
2119 void kill_link(userrec *user,const char* r)
2121 user_hash::iterator iter = clientlist.find(user->nick);
2123 char reason[MAXBUF];
2125 strncpy(reason,r,MAXBUF);
2127 if (strlen(reason)>MAXQUIT)
2129 reason[MAXQUIT-1] = '\0';
2132 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
2133 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
2134 log(DEBUG,"closing fd %lu",(unsigned long)user->fd);
2136 /* bugfix, cant close() a nonblocking socket (sux!) */
2137 if (user->registered == 7) {
2138 FOREACH_MOD OnUserQuit(user);
2139 WriteCommonExcept(user,"QUIT :%s",reason);
2141 // Q token must go to ALL servers!!!
2142 char buffer[MAXBUF];
2143 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
2144 NetSendToAll(buffer);
2147 FOREACH_MOD OnUserDisconnect(user);
2151 shutdown(user->fd,2);
2155 if (user->registered == 7) {
2156 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,reason);
2160 if (user->registered == 7) {
2161 purge_empty_chans(user);
2164 if (iter != clientlist.end())
2166 log(DEBUG,"deleting user hash value %lu",(unsigned long)iter->second);
2167 if ((iter->second) && (user->registered == 7)) {
2168 if (iter->second) delete iter->second;
2170 clientlist.erase(iter);
2174 void kill_link_silent(userrec *user,const char* r)
2176 user_hash::iterator iter = clientlist.find(user->nick);
2178 char reason[MAXBUF];
2180 strncpy(reason,r,MAXBUF);
2182 if (strlen(reason)>MAXQUIT)
2184 reason[MAXQUIT-1] = '\0';
2187 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
2188 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
2189 log(DEBUG,"closing fd %lu",(unsigned long)user->fd);
2191 /* bugfix, cant close() a nonblocking socket (sux!) */
2192 if (user->registered == 7) {
2193 FOREACH_MOD OnUserQuit(user);
2194 WriteCommonExcept(user,"QUIT :%s",reason);
2196 // Q token must go to ALL servers!!!
2197 char buffer[MAXBUF];
2198 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
2199 NetSendToAll(buffer);
2202 FOREACH_MOD OnUserDisconnect(user);
2206 shutdown(user->fd,2);
2210 if (user->registered == 7) {
2211 purge_empty_chans(user);
2214 if (iter != clientlist.end())
2216 log(DEBUG,"deleting user hash value %lu",(unsigned long)iter->second);
2217 if ((iter->second) && (user->registered == 7)) {
2218 if (iter->second) delete iter->second;
2220 clientlist.erase(iter);
2226 // looks up a users password for their connection class (<ALLOW>/<DENY> tags)
2228 char* Passwd(userrec *user)
2230 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2232 if (match(user->host,i->host) && (i->type == CC_ALLOW))
2240 bool IsDenied(userrec *user)
2242 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2244 if (match(user->host,i->host) && (i->type == CC_DENY))
2255 /* sends out an error notice to all connected clients (not to be used
2258 void send_error(char *s)
2260 log(DEBUG,"send_error: %s",s);
2261 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2263 if (isnick(i->second->nick))
2265 WriteServ(i->second->fd,"NOTICE %s :%s",i->second->nick,s);
2269 // fix - unregistered connections receive ERROR, not NOTICE
2270 Write(i->second->fd,"ERROR :%s",s);
2275 void Error(int status)
2277 signal (SIGALRM, SIG_IGN);
2278 signal (SIGPIPE, SIG_IGN);
2279 signal (SIGTERM, SIG_IGN);
2280 signal (SIGABRT, SIG_IGN);
2281 signal (SIGSEGV, SIG_IGN);
2282 signal (SIGURG, SIG_IGN);
2283 signal (SIGKILL, SIG_IGN);
2284 log(DEFAULT,"*** fell down a pothole in the road to perfection ***");
2285 send_error("Error! Segmentation fault! save meeeeeeeeeeeeee *splat!*");
2290 int main(int argc, char **argv)
2294 log(DEBUG,"*** InspIRCd starting up!");
2295 if (!FileExists(CONFIG_FILE))
2297 printf("ERROR: Cannot open config file: %s\nExiting...\n",CONFIG_FILE);
2298 log(DEFAULT,"main: no config");
2299 printf("ERROR: Your config file is missing, this IRCd will self destruct in 10 seconds!\n");
2303 for (int i = 1; i < argc; i++)
2305 if (!strcmp(argv[i],"-nofork")) {
2308 if (!strcmp(argv[i],"-wait")) {
2311 if (!strcmp(argv[i],"-nolimit")) {
2316 strlcpy(MyExecutable,argv[0],MAXBUF);
2318 if (InspIRCd() == ERROR)
2320 log(DEFAULT,"main: daemon function bailed");
2321 printf("ERROR: could not initialise. Shutting down.\n");
2328 template<typename T> inline string ConvToStr(const T &in)
2331 if (!(tmp << in)) return string();
2335 /* re-allocates a nick in the user_hash after they change nicknames,
2336 * returns a pointer to the new user as it may have moved */
2338 userrec* ReHashNick(char* Old, char* New)
2340 //user_hash::iterator newnick;
2341 user_hash::iterator oldnick = clientlist.find(Old);
2343 log(DEBUG,"ReHashNick: %s %s",Old,New);
2345 if (!strcasecmp(Old,New))
2347 log(DEBUG,"old nick is new nick, skipping");
2348 return oldnick->second;
2351 if (oldnick == clientlist.end()) return NULL; /* doesnt exist */
2353 log(DEBUG,"ReHashNick: Found hashed nick %s",Old);
2355 clientlist[New] = new userrec();
2356 clientlist[New] = oldnick->second;
2357 clientlist.erase(oldnick);
2359 log(DEBUG,"ReHashNick: Nick rehashed as %s",New);
2361 return clientlist[New];
2364 /* adds or updates an entry in the whowas list */
2365 void AddWhoWas(userrec* u)
2367 user_hash::iterator iter = whowas.find(u->nick);
2368 userrec *a = new userrec();
2369 strlcpy(a->nick,u->nick,NICKMAX);
2370 strlcpy(a->ident,u->ident,64);
2371 strlcpy(a->dhost,u->dhost,256);
2372 strlcpy(a->host,u->host,256);
2373 strlcpy(a->fullname,u->fullname,128);
2374 strlcpy(a->server,u->server,256);
2375 a->signon = u->signon;
2377 /* MAX_WHOWAS: max number of /WHOWAS items
2378 * WHOWAS_STALE: number of hours before a WHOWAS item is marked as stale and
2379 * can be replaced by a newer one
2382 if (iter == whowas.end())
2384 if (whowas.size() == WHOWAS_MAX)
2386 for (user_hash::iterator i = whowas.begin(); i != whowas.end(); i++)
2388 // 3600 seconds in an hour ;)
2389 if ((i->second->signon)<(TIME-(WHOWAS_STALE*3600)))
2391 if (i->second) delete i->second;
2393 log(DEBUG,"added WHOWAS entry, purged an old record");
2400 log(DEBUG,"added fresh WHOWAS entry");
2401 whowas[a->nick] = a;
2406 log(DEBUG,"updated WHOWAS entry");
2407 if (iter->second) delete iter->second;
2413 /* add a client connection to the sockets list */
2414 void AddClient(int socket, char* host, int port, bool iscached, char* ip)
2418 user_hash::iterator iter;
2420 tempnick = ConvToStr(socket) + "-unknown";
2421 sprintf(tn2,"%lu-unknown",(unsigned long)socket);
2423 iter = clientlist.find(tempnick);
2425 if (iter != clientlist.end()) return;
2428 * It is OK to access the value here this way since we know
2429 * it exists, we just created it above.
2431 * At NO other time should you access a value in a map or a
2432 * hash_map this way.
2434 clientlist[tempnick] = new userrec();
2436 NonBlocking(socket);
2437 log(DEBUG,"AddClient: %lu %s %d %s",(unsigned long)socket,host,port,ip);
2439 clientlist[tempnick]->fd = socket;
2440 strncpy(clientlist[tempnick]->nick, tn2,NICKMAX);
2441 strncpy(clientlist[tempnick]->host, host,160);
2442 strncpy(clientlist[tempnick]->dhost, host,160);
2443 strncpy(clientlist[tempnick]->server, ServerName,256);
2444 strncpy(clientlist[tempnick]->ident, "unknown",12);
2445 clientlist[tempnick]->registered = 0;
2446 clientlist[tempnick]->signon = TIME+dns_timeout;
2447 clientlist[tempnick]->lastping = 1;
2448 clientlist[tempnick]->port = port;
2449 strncpy(clientlist[tempnick]->ip,ip,32);
2451 // set the registration timeout for this user
2452 unsigned long class_regtimeout = 90;
2453 int class_flood = 0;
2454 long class_threshold = 5;
2456 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
2458 if (match(clientlist[tempnick]->host,i->host) && (i->type == CC_ALLOW))
2460 class_regtimeout = (unsigned long)i->registration_timeout;
2461 class_flood = i->flood;
2462 clientlist[tempnick]->pingmax = i->pingtime;
2463 class_threshold = i->threshold;
2468 clientlist[tempnick]->nping = TIME+clientlist[tempnick]->pingmax+dns_timeout;
2469 clientlist[tempnick]->timeout = TIME+class_regtimeout;
2470 clientlist[tempnick]->flood = class_flood;
2471 clientlist[tempnick]->threshold = class_threshold;
2473 for (int i = 0; i < MAXCHANS; i++)
2475 clientlist[tempnick]->chans[i].channel = NULL;
2476 clientlist[tempnick]->chans[i].uc_modes = 0;
2479 if (clientlist.size() == MAXCLIENTS)
2480 kill_link(clientlist[tempnick],"No more connections allowed in this class");
2483 char* e = matches_exception(ip);
2486 char* r = matches_zline(ip);
2489 char reason[MAXBUF];
2490 snprintf(reason,MAXBUF,"Z-Lined: %s",r);
2491 kill_link(clientlist[tempnick],reason);
2496 // this function counts all users connected, wether they are registered or NOT.
2499 return clientlist.size();
2502 // this counts only registered users, so that the percentages in /MAP don't mess up when users are sitting in an unregistered state
2503 int registered_usercount(void)
2506 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2508 if ((i->second->fd) && (isnick(i->second->nick))) c++;
2513 int usercount_invisible(void)
2517 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2519 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'i'))) c++;
2524 int usercount_opers(void)
2528 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2530 if ((i->second->fd) && (isnick(i->second->nick)) && (strchr(i->second->modes,'o'))) c++;
2535 int usercount_unknown(void)
2539 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2541 if ((i->second->fd) && (i->second->registered != 7))
2547 long chancount(void)
2549 return chanlist.size();
2552 long count_servs(void)
2555 for (int i = 0; i < 32; i++)
2559 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2561 if (strcasecmp(j->GetServerName().c_str(),ServerName))
2571 long servercount(void)
2573 return count_servs()+1;
2579 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2581 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,ServerName))) c++;
2587 void ShowMOTD(userrec *user)
2589 std::string WholeMOTD = "";
2592 WriteServ(user->fd,"422 %s :Message of the day file is missing.",user->nick);
2595 WholeMOTD = std::string(":") + std::string(ServerName) + std::string(" 375 ") + std::string(user->nick) + std::string(" :- ") + std::string(ServerName) + " message of the day\r\n";
2596 for (int i = 0; i != MOTD.size(); i++)
2598 WholeMOTD = WholeMOTD + std::string(":") + std::string(ServerName) + std::string(" 372 ") + std::string(user->nick) + std::string(" :- ") + MOTD[i] + std::string("\r\n");
2600 WholeMOTD = WholeMOTD + std::string(":") + std::string(ServerName) + std::string(" 376 ") + std::string(user->nick) + std::string(" :End of message of the day.\r\n");
2601 // only one write operation
2602 send(user->fd,WholeMOTD.c_str(),WholeMOTD.length(),0);
2606 void ShowRULES(userrec *user)
2610 WriteServ(user->fd,"NOTICE %s :Rules file is missing.",user->nick);
2613 WriteServ(user->fd,"NOTICE %s :%s rules",user->nick,ServerName);
2614 for (int i = 0; i != RULES.size(); i++)
2616 WriteServ(user->fd,"NOTICE %s :%s",user->nick,RULES[i].c_str());
2618 WriteServ(user->fd,"NOTICE %s :End of %s rules.",user->nick,ServerName);
2621 /* shows the message of the day, and any other on-logon stuff */
2622 void FullConnectUser(userrec* user)
2624 user->registered = 7;
2625 user->idle_lastmsg = TIME;
2626 log(DEBUG,"ConnectUser: %s",user->nick);
2628 if ((strcmp(Passwd(user),"")) && (!user->haspassed))
2630 kill_link(user,"Invalid password");
2635 kill_link(user,"Unauthorised connection");
2639 char match_against[MAXBUF];
2640 snprintf(match_against,MAXBUF,"%s@%s",user->ident,user->host);
2641 char* e = matches_exception(match_against);
2644 char* r = matches_gline(match_against);
2647 char reason[MAXBUF];
2648 snprintf(reason,MAXBUF,"G-Lined: %s",r);
2649 kill_link_silent(user,reason);
2652 r = matches_kline(user->host);
2655 char reason[MAXBUF];
2656 snprintf(reason,MAXBUF,"K-Lined: %s",r);
2657 kill_link_silent(user,reason);
2662 WriteServ(user->fd,"NOTICE Auth :Welcome to \002%s\002!",Network);
2663 WriteServ(user->fd,"001 %s :Welcome to the %s IRC Network %s!%s@%s",user->nick,Network,user->nick,user->ident,user->host);
2664 WriteServ(user->fd,"002 %s :Your host is %s, running version %s",user->nick,ServerName,VERSION);
2665 WriteServ(user->fd,"003 %s :This server was created %s %s",user->nick,__TIME__,__DATE__);
2666 WriteServ(user->fd,"004 %s %s %s iowghraAsORVSxNCWqBzvdHtGI lvhopsmntikrRcaqOALQbSeKVfHGCuzN",user->nick,ServerName,VERSION);
2667 // the neatest way to construct the initial 005 numeric, considering the number of configure constants to go in it...
2668 std::stringstream v;
2669 v << "MESHED WALLCHOPS MODES=13 CHANTYPES=# PREFIX=(ohv)@%+ MAP SAFELIST MAXCHANNELS=" << MAXCHANS;
2670 v << " MAXBANS=60 NICKLEN=" << NICKMAX;
2671 v << " TOPICLEN=307 KICKLEN=307 MAXTARGETS=20 AWAYLEN=307 CHANMODES=ohvb,k,l,psmnti NETWORK=";
2672 v << std::string(Network);
2673 std::string data005 = v.str();
2674 FOREACH_MOD On005Numeric(data005);
2675 // anfl @ #ratbox, efnet reminded me that according to the RFC this cant contain more than 13 tokens per line...
2676 // so i'd better split it :)
2677 std::stringstream out(data005);
2678 std::string token = "";
2679 std::string line5 = "";
2680 int token_counter = 0;
2684 line5 = line5 + token + " ";
2686 if ((token_counter >= 13) || (out.eof() == true))
2688 WriteServ(user->fd,"005 %s %s:are supported by this server",user->nick,line5.c_str());
2694 FOREACH_MOD OnUserConnect(user);
2695 WriteOpers("*** Client connecting on port %lu: %s!%s@%s [%s]",(unsigned long)user->port,user->nick,user->ident,user->host,user->ip);
2697 char buffer[MAXBUF];
2698 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);
2699 NetSendToAll(buffer);
2703 // this returns 1 when all modules are satisfied that the user should be allowed onto the irc server
2704 // (until this returns true, a user will block in the waiting state, waiting to connect up to the
2705 // registration timeout maximum seconds)
2706 bool AllModulesReportReady(userrec* user)
2708 for (int i = 0; i <= MODCOUNT; i++)
2710 int res = modules[i]->OnCheckReady(user);
2717 /* shows the message of the day, and any other on-logon stuff */
2718 void ConnectUser(userrec *user)
2720 // dns is already done, things are fast. no need to wait for dns to complete just pass them straight on
2721 if ((user->dns_done) && (user->registered >= 3) && (AllModulesReportReady(user)))
2723 FullConnectUser(user);
2727 std::string GetVersionString()
2729 char Revision[] = "$Revision$";
2730 char versiondata[MAXBUF];
2731 char *s1 = Revision;
2733 char *v2 = strtok_r(s1," ",&savept);
2735 v2 = strtok_r(s1," ",&savept);
2737 snprintf(versiondata,MAXBUF,"%s Rev. %s %s :%s (O=%lu)",VERSION,v2,ServerName,SYSTEM,(unsigned long)OPTIMISATION);
2741 void handle_version(char **parameters, int pcnt, userrec *user)
2745 WriteServ(user->fd,"351 %s :%s",user->nick,GetVersionString().c_str());
2749 for (int j = 0; j < 32; j++)
2753 for (int x = 0; x < me[j]->connectors.size(); x++)
2755 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
2757 WriteServ(user->fd,"351 %s :%s",user->nick,me[j]->connectors[x].GetVersionString().c_str());
2763 WriteServ(user->fd,"402 %s %s :No such server",user->nick,parameters[0]);
2769 // calls a handler function for a command
2771 void call_handler(const char* commandname,char **parameters, int pcnt, userrec *user)
2773 for (int i = 0; i < cmdlist.size(); i++)
2775 if (!strcasecmp(cmdlist[i].command,commandname))
2777 if (cmdlist[i].handler_function)
2779 if (pcnt>=cmdlist[i].min_params)
2781 if (strchr(user->modes,cmdlist[i].flags_needed))
2783 cmdlist[i].handler_function(parameters,pcnt,user);
2791 void DoSplitEveryone()
2793 bool go_again = true;
2797 for (int i = 0; i < 32; i++)
2801 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2803 if (strcasecmp(j->GetServerName().c_str(),ServerName))
2806 j->CloseConnection();
2807 me[i]->connectors.erase(j);
2815 log(DEBUG,"Removed server. Will remove clients...");
2816 // iterate through the userlist and remove all users on this server.
2817 // because we're dealing with a mesh, we dont have to deal with anything
2818 // "down-route" from this server (nice huh)
2820 char reason[MAXBUF];
2824 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2826 if (strcasecmp(u->second->server,ServerName))
2828 snprintf(reason,MAXBUF,"%s %s",ServerName,u->second->server);
2829 kill_link(u->second,reason);
2839 char islast(const char* s)
2842 for (int j = 0; j < 32; j++)
2846 for (int k = 0; k < me[j]->connectors.size(); k++)
2848 if (strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2852 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),s))
2862 long map_count(const char* s)
2865 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
2867 if ((i->second->fd) && (isnick(i->second->nick)) && (!strcasecmp(i->second->server,s))) c++;
2873 void force_nickchange(userrec* user,const char* newnick)
2880 FOREACH_RESULT(OnUserPreNick(user,newnick));
2882 kill_link(user,"Nickname collision");
2885 if (matches_qline(newnick))
2887 kill_link(user,"Nickname collision");
2895 strncpy(nick,newnick,MAXBUF);
2897 if (user->registered == 7)
2901 handle_nick(pars,1,user);
2907 int process_parameters(char **command_p,char *parameters)
2910 int q = strlen(parameters);
2913 /* no parameters, command_p invalid! */
2916 if (parameters[0] == ':')
2918 command_p[0] = parameters+1;
2923 if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
2925 /* only one parameter */
2926 command_p[0] = parameters;
2927 if (parameters[0] == ':')
2929 if (strchr(parameters,' ') != NULL)
2937 command_p[j++] = parameters;
2938 for (int i = 0; i <= q; i++)
2940 if (parameters[i] == ' ')
2942 command_p[j++] = parameters+i+1;
2943 parameters[i] = '\0';
2944 if (command_p[j-1][0] == ':')
2946 *command_p[j-1]++; /* remove dodgy ":" */
2948 /* parameter like this marks end of the sequence */
2952 return j; /* returns total number of items in the list */
2955 void process_command(userrec *user, char* cmd)
2959 char *command_p[127];
2960 char p[MAXBUF], temp[MAXBUF];
2961 int j, items, cmd_found;
2963 for (int i = 0; i < 127; i++)
2964 command_p[i] = NULL;
2979 int total_params = 0;
2982 for (int q = 0; q < strlen(cmd)-1; q++)
2984 if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
2987 // found a 'trailing', we dont count them after this.
2995 // another phidjit bug...
2996 if (total_params > 126)
2998 *(strchr(cmd,' ')) = '\0';
2999 WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
3003 strlcpy(temp,cmd,MAXBUF);
3005 std::string tmp = cmd;
3006 for (int i = 0; i <= MODCOUNT; i++)
3008 std::string oldtmp = tmp;
3009 modules[i]->OnServerRaw(tmp,true,user);
3012 log(DEBUG,"A Module changed the input string!");
3013 log(DEBUG,"New string: %s",tmp.c_str());
3014 log(DEBUG,"Old string: %s",oldtmp.c_str());
3018 strlcpy(cmd,tmp.c_str(),MAXBUF);
3019 strlcpy(temp,cmd,MAXBUF);
3021 if (!strchr(cmd,' '))
3023 /* no parameters, lets skip the formalities and not chop up
3025 log(DEBUG,"About to preprocess command with no params");
3027 command_p[0] = NULL;
3029 for (int i = 0; i <= strlen(cmd); i++)
3031 cmd[i] = toupper(cmd[i]);
3039 /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
3040 for (int i = 0; i < strlen(temp); i++)
3042 if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
3048 /* split the full string into a command plus parameters */
3052 if (strchr(cmd,' '))
3054 for (int i = 0; i <= strlen(cmd); i++)
3056 /* capitalise the command ONLY, leave params intact */
3057 cmd[i] = toupper(cmd[i]);
3058 /* are we nearly there yet?! :P */
3062 parameters = cmd+i+1;
3070 for (int i = 0; i <= strlen(cmd); i++)
3072 cmd[i] = toupper(cmd[i]);
3079 if (strlen(command)>MAXCOMMAND)
3081 WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
3085 for (int x = 0; x < strlen(command); x++)
3087 if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
3089 if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
3091 if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",command[x]))
3093 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
3100 for (int i = 0; i != cmdlist.size(); i++)
3102 if (cmdlist[i].command[0])
3104 if (strlen(command)>=(strlen(cmdlist[i].command))) if (!strncmp(command, cmdlist[i].command,MAXCOMMAND))
3110 items = process_parameters(command_p,parameters);
3115 command_p[0] = NULL;
3121 command_p[0] = NULL;
3126 /* activity resets the ping pending timer */
3127 user->nping = TIME + user->pingmax;
3128 if ((items) < cmdlist[i].min_params)
3130 log(DEBUG,"process_command: not enough parameters: %s %s",user->nick,command);
3131 WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
3134 if ((!strchr(user->modes,cmdlist[i].flags_needed)) && (cmdlist[i].flags_needed))
3136 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
3137 WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
3141 if ((cmdlist[i].flags_needed) && (!user->HasPermission(command)))
3143 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
3144 WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
3148 /* if the command isnt USER, PASS, or NICK, and nick is empty,
3150 if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
3152 if ((!isnick(user->nick)) || (user->registered != 7))
3154 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
3155 WriteServ(user->fd,"451 %s :You have not registered",command);
3159 if ((user->registered == 7) && (!strchr(user->modes,'o')))
3163 mycmd = strtok_r(DisabledCommands," ",&savept2);
3166 if (!strcasecmp(mycmd,command))
3168 // command is disabled!
3169 WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
3172 mycmd = strtok_r(NULL," ",&savept2);
3177 if ((user->registered == 7) || (!strncmp(command,"USER",4)) || (!strncmp(command,"NICK",4)) || (!strncmp(command,"PASS",4)))
3179 if (cmdlist[i].handler_function)
3182 /* ikky /stats counters */
3187 user->bytes_in += strlen(temp);
3189 user->bytes_out+=strlen(temp);
3192 cmdlist[i].use_count++;
3193 cmdlist[i].total_bytes+=strlen(temp);
3197 FOREACH_RESULT(OnPreCommand(command,command_p,items,user));
3198 if (MOD_RESULT == 1) {
3202 /* WARNING: nothing may come after the
3203 * command handler call, as the handler
3204 * may free the user structure! */
3206 cmdlist[i].handler_function(command_p,items,user);
3212 WriteServ(user->fd,"451 %s :You have not registered",command);
3220 if ((!cmd_found) && (user))
3222 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
3227 void createcommand(char* cmd, handlerfunc f, char flags, int minparams,char* source)
3230 /* create the command and push it onto the table */
3231 strlcpy(comm.command,cmd,MAXBUF);
3232 strlcpy(comm.source,source,MAXBUF);
3233 comm.handler_function = f;
3234 comm.flags_needed = flags;
3235 comm.min_params = minparams;
3237 comm.total_bytes = 0;
3238 cmdlist.push_back(comm);
3239 log(DEBUG,"Added command %s (%lu parameters)",cmd,(unsigned long)minparams);
3242 bool removecommands(const char* source)
3244 bool go_again = true;
3248 for (std::deque<command_t>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
3250 if (!strcmp(i->source,source))
3252 log(DEBUG,"removecommands(%s) Removing dependent command: %s",i->source,i->command);
3262 void SetupCommandTable(void)
3264 createcommand("USER",handle_user,0,4,"<core>");
3265 createcommand("NICK",handle_nick,0,1,"<core>");
3266 createcommand("QUIT",handle_quit,0,0,"<core>");
3267 createcommand("VERSION",handle_version,0,0,"<core>");
3268 createcommand("PING",handle_ping,0,1,"<core>");
3269 createcommand("PONG",handle_pong,0,1,"<core>");
3270 createcommand("ADMIN",handle_admin,0,0,"<core>");
3271 createcommand("PRIVMSG",handle_privmsg,0,2,"<core>");
3272 createcommand("INFO",handle_info,0,0,"<core>");
3273 createcommand("TIME",handle_time,0,0,"<core>");
3274 createcommand("WHOIS",handle_whois,0,1,"<core>");
3275 createcommand("WALLOPS",handle_wallops,'o',1,"<core>");
3276 createcommand("NOTICE",handle_notice,0,2,"<core>");
3277 createcommand("JOIN",handle_join,0,1,"<core>");
3278 createcommand("NAMES",handle_names,0,0,"<core>");
3279 createcommand("PART",handle_part,0,1,"<core>");
3280 createcommand("KICK",handle_kick,0,2,"<core>");
3281 createcommand("MODE",handle_mode,0,1,"<core>");
3282 createcommand("TOPIC",handle_topic,0,1,"<core>");
3283 createcommand("WHO",handle_who,0,1,"<core>");
3284 createcommand("MOTD",handle_motd,0,0,"<core>");
3285 createcommand("RULES",handle_rules,0,0,"<core>");
3286 createcommand("OPER",handle_oper,0,2,"<core>");
3287 createcommand("LIST",handle_list,0,0,"<core>");
3288 createcommand("DIE",handle_die,'o',1,"<core>");
3289 createcommand("RESTART",handle_restart,'o',1,"<core>");
3290 createcommand("KILL",handle_kill,'o',2,"<core>");
3291 createcommand("REHASH",handle_rehash,'o',0,"<core>");
3292 createcommand("LUSERS",handle_lusers,0,0,"<core>");
3293 createcommand("STATS",handle_stats,0,1,"<core>");
3294 createcommand("USERHOST",handle_userhost,0,1,"<core>");
3295 createcommand("AWAY",handle_away,0,0,"<core>");
3296 createcommand("ISON",handle_ison,0,0,"<core>");
3297 createcommand("SUMMON",handle_summon,0,0,"<core>");
3298 createcommand("USERS",handle_users,0,0,"<core>");
3299 createcommand("INVITE",handle_invite,0,2,"<core>");
3300 createcommand("PASS",handle_pass,0,1,"<core>");
3301 createcommand("TRACE",handle_trace,'o',0,"<core>");
3302 createcommand("WHOWAS",handle_whowas,0,1,"<core>");
3303 createcommand("CONNECT",handle_connect,'o',1,"<core>");
3304 createcommand("SQUIT",handle_squit,'o',0,"<core>");
3305 createcommand("MODULES",handle_modules,0,0,"<core>");
3306 createcommand("LINKS",handle_links,0,0,"<core>");
3307 createcommand("MAP",handle_map,0,0,"<core>");
3308 createcommand("KLINE",handle_kline,'o',1,"<core>");
3309 createcommand("GLINE",handle_gline,'o',1,"<core>");
3310 createcommand("ZLINE",handle_zline,'o',1,"<core>");
3311 createcommand("QLINE",handle_qline,'o',1,"<core>");
3312 createcommand("ELINE",handle_eline,'o',1,"<core>");
3313 createcommand("LOADMODULE",handle_loadmodule,'o',1,"<core>");
3314 createcommand("UNLOADMODULE",handle_unloadmodule,'o',1,"<core>");
3315 createcommand("SERVER",handle_server,0,0,"<core>");
3318 void process_buffer(const char* cmdbuf,userrec *user)
3322 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
3328 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
3335 while (*cmdbuf == ' ') cmdbuf++; // strip leading spaces
3337 strlcpy(cmd,cmdbuf,MAXBUF);
3342 int sl = strlen(cmd)-1;
3343 if ((cmd[sl] == 13) || (cmd[sl] == 10))
3348 if ((cmd[sl] == 13) || (cmd[sl] == 10))
3353 while (cmd[sl] == ' ') // strip trailing spaces
3363 log(DEBUG,"CMDIN: %s %s",user->nick,cmd);
3365 if ((user) && (cmd))
3367 process_command(user,cmd);
3371 void DoSync(serverrec* serv, char* tcp_host)
3374 log(DEBUG,"Sending sync");
3375 // send start of sync marker: Y <timestamp>
3376 // at this point the ircd receiving it starts broadcasting this netburst to all ircds
3377 // except the ones its receiving it from.
3378 snprintf(data,MAXBUF,"Y %lu",(unsigned long)TIME);
3379 serv->SendPacket(data,tcp_host);
3380 // send users and channels
3382 NetSendMyRoutingTable();
3384 // send all routing table and uline voodoo. The ordering of these commands is IMPORTANT!
3385 for (int j = 0; j < 32; j++)
3389 for (int k = 0; k < me[j]->connectors.size(); k++)
3391 if (is_uline(me[j]->connectors[k].GetServerName().c_str()))
3393 snprintf(data,MAXBUF,"H %s",me[j]->connectors[k].GetServerName().c_str());
3394 serv->SendPacket(data,tcp_host);
3400 // send our version for the remote side to cache
3401 snprintf(data,MAXBUF,"v %s %s",ServerName,GetVersionString().c_str());
3402 serv->SendPacket(data,tcp_host);
3404 // sync the users and channels, give the modules a look-in.
3405 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
3407 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);
3408 serv->SendPacket(data,tcp_host);
3409 if (strchr(u->second->modes,'o'))
3411 snprintf(data,MAXBUF,"| %s %s",u->second->nick,u->second->oper);
3412 serv->SendPacket(data,tcp_host);
3414 for (int i = 0; i <= MODCOUNT; i++)
3416 string_list l = modules[i]->OnUserSync(u->second);
3417 for (int j = 0; j < l.size(); j++)
3419 strlcpy(data,l[j].c_str(),MAXBUF);
3420 serv->SendPacket(data,tcp_host);
3423 char* chl = chlist(u->second);
3426 snprintf(data,MAXBUF,"J %s %s",u->second->nick,chl);
3427 serv->SendPacket(data,tcp_host);
3430 // send channel modes, topics etc...
3431 for (chan_hash::iterator c = chanlist.begin(); c != chanlist.end(); c++)
3433 snprintf(data,MAXBUF,"M %s +%s",c->second->name,chanmodes(c->second));
3434 serv->SendPacket(data,tcp_host);
3435 for (int i = 0; i <= MODCOUNT; i++)
3437 string_list l = modules[i]->OnChannelSync(c->second);
3438 for (int j = 0; j < l.size(); j++)
3440 strlcpy(data,l[j].c_str(),MAXBUF);
3441 serv->SendPacket(data,tcp_host);
3444 if (c->second->topic[0])
3446 snprintf(data,MAXBUF,"T %lu %s %s :%s",(unsigned long)c->second->topicset,c->second->setby,c->second->name,c->second->topic);
3447 serv->SendPacket(data,tcp_host);
3449 // send current banlist
3451 for (BanList::iterator b = c->second->bans.begin(); b != c->second->bans.end(); b++)
3453 snprintf(data,MAXBUF,"M %s +b %s",c->second->name,b->data);
3454 serv->SendPacket(data,tcp_host);
3457 // sync global zlines, glines, etc
3458 sync_xlines(serv,tcp_host);
3460 snprintf(data,MAXBUF,"F %lu",(unsigned long)TIME);
3461 serv->SendPacket(data,tcp_host);
3462 log(DEBUG,"Sent sync");
3463 // ircd sends its serverlist after the end of sync here
3467 void NetSendMyRoutingTable()
3469 // send out a line saying what is reachable to us.
3470 // E.g. if A is linked to B C and D, send out:
3472 // if its only linked to B and D send out:
3474 // if it has no links, dont even send out the line at all.
3475 char buffer[MAXBUF];
3476 snprintf(buffer,MAXBUF,"$ %s",ServerName);
3477 bool sendit = false;
3478 for (int i = 0; i < 32; i++)
3482 for (int j = 0; j < me[i]->connectors.size(); j++)
3484 if ((me[i]->connectors[j].GetState() != STATE_DISCONNECTED) || (is_uline(me[i]->connectors[j].GetServerName().c_str())))
3486 strlcat(buffer," ",MAXBUF);
3487 strlcat(buffer,me[i]->connectors[j].GetServerName().c_str(),MAXBUF);
3494 NetSendToAll(buffer);
3498 void DoSplit(const char* params)
3500 bool go_again = true;
3504 for (int i = 0; i < 32; i++)
3508 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3510 if (!strcasecmp(j->GetServerName().c_str(),params))
3513 j->CloseConnection();
3514 me[i]->connectors.erase(j);
3522 log(DEBUG,"Removed server. Will remove clients...");
3523 // iterate through the userlist and remove all users on this server.
3524 // because we're dealing with a mesh, we dont have to deal with anything
3525 // "down-route" from this server (nice huh)
3527 char reason[MAXBUF];
3528 snprintf(reason,MAXBUF,"%s %s",ServerName,params);
3532 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
3534 if (!strcasecmp(u->second->server,params))
3536 kill_link(u->second,reason);
3544 // removes a server. Will NOT remove its users!
3546 void RemoveServer(const char* name)
3548 bool go_again = true;
3552 for (int i = 0; i < 32; i++)
3556 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
3558 if (!strcasecmp(j->GetServerName().c_str(),name))
3561 j->CloseConnection();
3562 me[i]->connectors.erase(j);
3573 char MODERR[MAXBUF];
3580 void erase_factory(int j)
3583 for (std::vector<ircd_module*>::iterator t = factory.begin(); t != factory.end(); t++)
3588 factory.push_back(NULL);
3595 void erase_module(int j)
3598 for (std::vector<Module*>::iterator m = modules.begin(); m!= modules.end(); m++)
3604 modules.push_back(NULL);
3610 for (std::vector<std::string>::iterator v = module_names.begin(); v != module_names.end(); v++)
3614 module_names.erase(v);
3622 bool UnloadModule(const char* filename)
3624 for (int j = 0; j != module_names.size(); j++)
3626 if (module_names[j] == std::string(filename))
3628 if (modules[j]->GetVersion().Flags & VF_STATIC)
3630 log(DEFAULT,"Failed to unload STATIC module %s",filename);
3631 snprintf(MODERR,MAXBUF,"Module not unloadable (marked static)");
3635 log(DEBUG,"Deleting module...");
3637 log(DEBUG,"Erasing module entry...");
3639 log(DEBUG,"Removing dependent commands...");
3640 removecommands(filename);
3641 log(DEFAULT,"Module %s unloaded",filename);
3646 log(DEFAULT,"Module %s is not loaded, cannot unload it!",filename);
3647 snprintf(MODERR,MAXBUF,"Module not loaded");
3651 bool DirValid(char* dirandfile)
3654 strlcpy(work,dirandfile,MAXBUF);
3655 int p = strlen(work);
3656 // we just want the dir
3657 while (strlen(work))
3666 char buffer[MAXBUF], otherdir[MAXBUF];
3667 // Get the current working directory
3668 if( getcwd( buffer, MAXBUF ) == NULL )
3671 if( getcwd( otherdir, MAXBUF ) == NULL )
3674 if (strlen(otherdir) >= strlen(work))
3676 otherdir[strlen(work)] = '\0';
3677 if (!strcmp(otherdir,work))
3686 bool LoadModule(const char* filename)
3688 char modfile[MAXBUF];
3689 snprintf(modfile,MAXBUF,"%s/%s",ModPath,filename);
3690 if (!DirValid(modfile))
3692 log(DEFAULT,"Module %s is not within the modules directory.",modfile);
3693 snprintf(MODERR,MAXBUF,"Module %s is not within the modules directory.",modfile);
3696 log(DEBUG,"Loading module: %s",modfile);
3697 if (FileExists(modfile))
3699 for (int j = 0; j < module_names.size(); j++)
3701 if (module_names[j] == std::string(filename))
3703 log(DEFAULT,"Module %s is already loaded, cannot load a module twice!",modfile);
3704 snprintf(MODERR,MAXBUF,"Module already loaded");
3708 ircd_module* a = new ircd_module(modfile);
3709 factory[MODCOUNT+1] = a;
3710 if (factory[MODCOUNT+1]->LastError())
3712 log(DEFAULT,"Unable to load %s: %s",modfile,factory[MODCOUNT+1]->LastError());
3713 snprintf(MODERR,MAXBUF,"Loader/Linker error: %s",factory[MODCOUNT+1]->LastError());
3717 if (factory[MODCOUNT+1]->factory)
3719 Module* m = factory[MODCOUNT+1]->factory->CreateModule();
3720 modules[MODCOUNT+1] = m;
3721 /* save the module and the module's classfactory, if
3722 * this isnt done, random crashes can occur :/ */
3723 module_names.push_back(filename);
3727 log(DEFAULT,"Unable to load %s",modfile);
3728 snprintf(MODERR,MAXBUF,"Factory function failed!");
3734 log(DEFAULT,"InspIRCd: startup: Module Not Found %s",modfile);
3735 snprintf(MODERR,MAXBUF,"Module file could not be found");
3744 struct sockaddr_in client,server;
3745 char addrs[MAXBUF][255];
3746 int incomingSockfd, result = TRUE;
3749 int selectResult = 0, selectResult2 = 0;
3750 char configToken[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
3754 log_file = fopen("ircd.log","a+");
3757 printf("ERROR: Could not write to logfile ircd.log, bailing!\n\n");
3761 log(DEFAULT,"$Id$");
3764 printf("WARNING!!! You are running an irc server as ROOT!!! DO NOT DO THIS!!!\n\n");
3766 log(DEFAULT,"InspIRCd: startup: not starting with UID 0!");
3768 SetupCommandTable();
3769 log(DEBUG,"InspIRCd: startup: default command table set up");
3771 ReadConfig(true,NULL);
3774 printf("WARNING: %s\n\n",DieValue);
3775 log(DEFAULT,"Ut-Oh, somebody didn't read their config file: '%s'",DieValue);
3778 log(DEBUG,"InspIRCd: startup: read config");
3780 int clientportcount = 0, serverportcount = 0;
3782 for (count = 0; count < ConfValueEnum("bind",&config_f); count++)
3784 ConfValue("bind","port",count,configToken,&config_f);
3785 ConfValue("bind","address",count,Addr,&config_f);
3786 ConfValue("bind","type",count,Type,&config_f);
3787 if (!strcmp(Type,"servers"))
3789 char Default[MAXBUF];
3790 strcpy(Default,"no");
3791 ConfValue("bind","default",count,Default,&config_f);
3792 if (strchr(Default,'y'))
3794 defaultRoute = serverportcount;
3795 log(DEBUG,"InspIRCd: startup: binding '%s:%s' is default server route",Addr,configToken);
3797 me[serverportcount] = new serverrec(ServerName,100L,false);
3798 if (!me[serverportcount]->CreateListener(Addr,atoi(configToken)))
3800 log(DEFAULT,"Warning: Failed to bind port %lu",(unsigned long)atoi(configToken));
3801 printf("Warning: Failed to bind port %lu\n",(unsigned long)atoi(configToken));
3810 ports[clientportcount] = atoi(configToken);
3811 strlcpy(addrs[clientportcount],Addr,256);
3814 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
3816 portCount = clientportcount;
3817 UDPportCount = serverportcount;
3819 log(DEBUG,"InspIRCd: startup: read %lu total client ports and %lu total server ports",(unsigned long)portCount,(unsigned long)UDPportCount);
3820 log(DEBUG,"InspIRCd: startup: InspIRCd is now starting!");
3824 /* BugFix By Craig! :p */
3826 for (count = 0; count < ConfValueEnum("module",&config_f); count++)
3828 ConfValue("module","name",count,configToken,&config_f);
3829 printf("Loading module... \033[1;32m%s\033[0m\n",configToken);
3830 if (!LoadModule(configToken))
3832 log(DEFAULT,"Exiting due to a module loader error.");
3833 printf("\nThere was an error loading a module: %s\n\nYou might want to do './inspircd start' instead of 'bin/inspircd'\n\n",ModuleError());
3837 log(DEFAULT,"Total loaded modules: %lu",(unsigned long)MODCOUNT+1);
3839 startup_time = time(NULL);
3842 ConfValue("pid","file",0,PID,&config_f);
3843 // write once here, to try it out and make sure its ok
3846 /* setup select call */
3847 FD_ZERO(&selectFds);
3848 log(DEBUG,"InspIRCd: startup: zero selects");
3849 log(VERBOSE,"InspIRCd: startup: portCount = %lu", (unsigned long)portCount);
3851 for (count = 0; count < portCount; count++)
3853 if ((openSockfd[boundPortCount] = OpenTCPSocket()) == ERROR)
3855 log(DEBUG,"InspIRCd: startup: bad fd %lu",(unsigned long)openSockfd[boundPortCount]);
3858 if (BindSocket(openSockfd[boundPortCount],client,server,ports[count],addrs[count]) == ERROR)
3860 log(DEFAULT,"InspIRCd: startup: failed to bind port %lu",(unsigned long)ports[count]);
3862 else /* well we at least bound to one socket so we'll continue */
3868 log(DEBUG,"InspIRCd: startup: total bound ports %lu",(unsigned long)boundPortCount);
3870 /* if we didn't bind to anything then abort */
3871 if (boundPortCount == 0)
3873 log(DEFAULT,"InspIRCd: startup: no ports bound, bailing!");
3874 printf("\nERROR: Was not able to bind any of %lu ports! Please check your configuration.\n\n", (unsigned long)portCount);
3879 printf("\nInspIRCd is now running!\n");
3883 log(VERBOSE,"Not forking as -nofork was specified");
3887 if (DaemonSeed() == ERROR)
3889 log(DEFAULT,"InspIRCd: startup: can't daemonise");
3890 printf("ERROR: could not go into daemon mode. Shutting down.\n");
3897 length = sizeof (client);
3898 char udp_msg[MAXBUF],tcp_host[MAXBUF];
3902 tvs.tv_usec = 10000L;
3905 tv.tv_usec = 10000L;
3909 tval.tv_usec = 10000L;
3911 int total_in_this_set = 0;
3913 bool expire_run = false;
3915 /* main loop, this never returns */
3918 #ifdef _POSIX_PRIORITY_SCHEDULING
3925 // we only read time() once per iteration rather than tons of times!
3928 // *FIX* Instead of closing sockets in kill_link when they receive the ERROR :blah line, we should queue
3929 // them in a list, then reap the list every second or so.
3930 if (((TIME % 5) == 0) && (!expire_run))
3933 FOREACH_MOD OnBackgroundTimer(TIME);
3937 if ((TIME % 5) == 1)
3940 // fix by brain - this must be below any manipulation of the hashmap by modules
3941 user_hash::iterator count2 = clientlist.begin();
3943 FD_ZERO(&serverfds);
3945 for (int x = 0; x != UDPportCount; x++)
3948 FD_SET(me[x]->fd, &serverfds);
3951 // serverFds timevals went here
3953 tvs.tv_usec = 30000L;
3955 int servresult = select(32767, &serverfds, NULL, NULL, &tvs);
3958 for (int x = 0; x != UDPportCount; x++)
3960 if ((me[x]) && (FD_ISSET (me[x]->fd, &serverfds)))
3962 char remotehost[MAXBUF],resolved[MAXBUF];
3963 length = sizeof (client);
3964 incomingSockfd = accept (me[x]->fd, (sockaddr *) &client, &length);
3965 if (incomingSockfd != -1)
3967 strlcpy(remotehost,(char *)inet_ntoa(client.sin_addr),MAXBUF);
3968 if(CleanAndResolve(resolved, remotehost) != TRUE)
3970 strlcpy(resolved,remotehost,MAXBUF);
3972 // add to this connections ircd_connector vector
3973 // *FIX* - we need the LOCAL port not the remote port in &client!
3974 me[x]->AddIncoming(incomingSockfd,resolved,me[x]->port);
3980 for (int x = 0; x < UDPportCount; x++)
3982 std::deque<std::string> msgs;
3984 if ((me[x]) && (me[x]->RecvPacket(msgs, tcp_host)))
3986 for (int ctr = 0; ctr < msgs.size(); ctr++)
3988 strlcpy(udp_msg,msgs[ctr].c_str(),MAXBUF);
3989 log(DEBUG,"Processing: %s",udp_msg);
3992 log(DEBUG,"Invalid string from %s [route%lu]",tcp_host,(unsigned long)x);
3995 // during a netburst, send all data to all other linked servers
3996 if ((((nb_start>0) && (udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))) || (is_uline(tcp_host)))
3998 if (is_uline(tcp_host))
4000 if ((udp_msg[0] != 'Y') && (udp_msg[0] != 'X') && (udp_msg[0] != 'F'))
4002 NetSendToAllExcept(tcp_host,udp_msg);
4006 NetSendToAllExcept(tcp_host,udp_msg);
4008 std::string msg = udp_msg;
4009 FOREACH_MOD OnPacketReceive(msg,tcp_host);
4010 strlcpy(udp_msg,msg.c_str(),MAXBUF);
4011 handle_link_packet(udp_msg, tcp_host, me[x]);
4018 while (count2 != clientlist.end())
4021 total_in_this_set = 0;
4023 user_hash::iterator xcount = count2;
4024 user_hash::iterator endingiter = count2;
4026 if (count2 == clientlist.end()) break;
4029 if (count2->second->fd != 0)
4031 // assemble up to 64 sockets into an fd_set
4032 // to implement a pooling mechanism.
4034 // This should be up to 64x faster than the
4035 // old implementation.
4036 while (total_in_this_set < 64)
4038 if (count2 != clientlist.end())
4040 // we don't check the state of remote users.
4041 if ((count2->second->fd != -1) && (count2->second->fd != FD_MAGIC_NUMBER))
4043 FD_SET (count2->second->fd, &sfd);
4045 // registration timeout -- didnt send USER/NICK/HOST in the time specified in
4046 // their connection class.
4047 if ((TIME > count2->second->timeout) && (count2->second->registered != 7))
4049 log(DEBUG,"InspIRCd: registration timeout: %s",count2->second->nick);
4050 kill_link(count2->second,"Registration timeout");
4053 if ((TIME > count2->second->signon) && (count2->second->registered == 3) && (AllModulesReportReady(count2->second)))
4055 log(DEBUG,"signon exceed, registered=3, and modules ready, OK");
4056 count2->second->dns_done = true;
4057 FullConnectUser(count2->second);
4060 if ((count2->second->dns_done) && (count2->second->registered == 3) && (AllModulesReportReady(count2->second))) // both NICK and USER... and DNS
4062 log(DEBUG,"dns done, registered=3, and modules ready, OK");
4063 FullConnectUser(count2->second);
4066 if ((TIME > count2->second->nping) && (isnick(count2->second->nick)) && (count2->second->registered == 7))
4068 if ((!count2->second->lastping) && (count2->second->registered == 7))
4070 log(DEBUG,"InspIRCd: ping timeout: %s",count2->second->nick);
4071 kill_link(count2->second,"Ping timeout");
4074 Write(count2->second->fd,"PING :%s",ServerName);
4075 log(DEBUG,"InspIRCd: pinging: %s",count2->second->nick);
4076 count2->second->lastping = 0;
4077 count2->second->nping = TIME+count2->second->pingmax; // was hard coded to 120
4081 total_in_this_set++;
4086 endingiter = count2;
4087 count2 = xcount; // roll back to where we were
4091 // tvals defined here
4093 tval.tv_usec = 1000L;
4094 selectResult2 = select(65535, &sfd, NULL, NULL, &tval);
4096 // now loop through all of the items in this pool if any are waiting
4097 //if (selectResult2 > 0)
4098 for (user_hash::iterator count2a = xcount; count2a != endingiter; count2a++)
4101 #ifdef _POSIX_PRIORITY_SCHEDULING
4106 if ((count2a->second->fd != FD_MAGIC_NUMBER) && (count2a->second->fd != -1) && (FD_ISSET (count2a->second->fd, &sfd)))
4108 result = read(count2a->second->fd, data, 65535);
4111 // perform a check on the raw buffer as an array (not a string!) to remove
4112 // characters 0 and 7 which are illegal in the RFC - replace them with spaces.
4113 // hopefully this should stop even more people whining about "Unknown command: *"
4114 for (int checker = 0; checker < result; checker++)
4116 if ((data[checker] == 0) || (data[checker] == 7))
4117 data[checker] = ' ';
4120 data[result] = '\0';
4121 userrec* current = count2a->second;
4122 int currfd = current->fd;
4124 // add the data to the users buffer
4125 if (!current->AddBuffer(data))
4127 // AddBuffer returned false, theres too much data in the user's buffer and theyre up to no good.
4128 if (current->registered == 7)
4130 kill_link(current,"RecvQ exceeded");
4134 WriteOpers("*** Excess flood from %s",current->ip);
4135 log(DEFAULT,"Excess flood from: %s",current->ip);
4136 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
4141 if (current->recvq.length() > NetBufferSize)
4143 if (current->registered == 7)
4145 kill_link(current,"RecvQ exceeded");
4149 WriteOpers("*** Excess flood from %s",current->ip);
4150 log(DEFAULT,"Excess flood from: %s",current->ip);
4151 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
4156 // while there are complete lines to process...
4157 while (current->BufferIsReady())
4160 if (TIME > current->reset_due)
4162 current->reset_due = TIME + current->threshold;
4163 current->lines_in = 0;
4165 current->lines_in++;
4166 if (current->lines_in > current->flood)
4168 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4169 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4170 kill_link(current,"Excess flood");
4173 if ((floodlines > current->flood) && (current->flood != 0))
4175 if (current->registered == 7)
4177 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4178 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4179 kill_link(current,"Excess flood");
4183 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
4188 char sanitized[MAXBUF];
4189 // use GetBuffer to copy single lines into the sanitized string
4190 std::string single_line = current->GetBuffer();
4191 if (single_line.length()>512)
4193 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4194 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
4195 kill_link(current,"Excess flood");
4198 strlcpy(sanitized,single_line.c_str(),MAXBUF);
4201 // we're gonna re-scan to check if the nick is gone, after every
4202 // command - if it has, we're gonna bail
4203 bool find_again = false;
4204 process_buffer(sanitized,current);
4205 // look for the user's record in case it's changed
4206 for (user_hash::iterator c2 = clientlist.begin(); c2 != clientlist.end(); c2++)
4208 if (c2->second->fd == currfd)
4210 // found again, update pointer
4211 current == c2->second;
4224 if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
4226 log(DEBUG,"killing: %s",count2a->second->nick);
4227 kill_link(count2a->second,strerror(errno));
4231 // result EAGAIN means nothing read
4232 if (result == EAGAIN)
4240 log(DEBUG,"InspIRCd: Exited: %s",count2a->second->nick);
4241 kill_link(count2a->second,"Client exited");
4242 // must bail here? kill_link removes the hash, corrupting the iterator
4243 log(DEBUG,"Bailing from client exit");
4247 else if (result > 0)
4252 for (int q = 0; q < total_in_this_set; q++)
4258 #ifdef _POSIX_PRIORITY_SCHEDULING
4262 // set up select call
4263 for (count = 0; count < boundPortCount; count++)
4265 FD_SET (openSockfd[count], &selectFds);
4268 tv.tv_usec = 30000L;
4269 selectResult = select(MAXSOCKS, &selectFds, NULL, NULL, &tv);
4271 /* select is reporting a waiting socket. Poll them all to find out which */
4272 if (selectResult > 0)
4274 char target[MAXBUF], resolved[MAXBUF];
4275 for (count = 0; count < boundPortCount; count++)
4277 if (FD_ISSET (openSockfd[count], &selectFds))
4279 length = sizeof (client);
4280 incomingSockfd = accept (openSockfd[count], (struct sockaddr *) &client, &length);
4282 strlcpy (target, (char *) inet_ntoa (client.sin_addr), MAXBUF);
4283 strlcpy (resolved, target, MAXBUF);
4285 if (incomingSockfd < 0)
4287 WriteOpers("*** WARNING: Accept failed on port %lu (%s)",(unsigned long)ports[count],target);
4288 log(DEBUG,"InspIRCd: accept failed: %lu",(unsigned long)ports[count]);
4292 AddClient(incomingSockfd, resolved, ports[count], false, inet_ntoa (client.sin_addr));
4293 log(DEBUG,"InspIRCd: adding client on port %lu fd=%lu",(unsigned long)ports[count],(unsigned long)incomingSockfd);
4301 #ifdef _POSIX_PRIORITY_SCHEDULING
4306 close (incomingSockfd);