1 /* +------------------------------------+
2 * | Inspire Internet Relay Chat Daemon |
3 * +------------------------------------+
5 * Inspire is copyright (C) 2002-2005 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! ;) */
21 #include "inspircd_config.h"
23 #include "inspircd_io.h"
24 #include "inspircd_util.h"
27 #include <sys/errno.h>
28 #include <sys/ioctl.h>
29 #include <sys/utsname.h>
32 #include <sys/types.h>
33 #include <sys/event.h>
38 #include <sys/epoll.h>
45 #include <ext/hash_map>
54 #include "connection.h"
66 #include "inspstring.h"
68 #include "helperfuncs.h"
70 #include "socketengine.h"
72 int LogLevel = DEFAULT;
73 char ServerName[MAXBUF];
75 char ServerDesc[MAXBUF];
76 char AdminName[MAXBUF];
77 char AdminEmail[MAXBUF];
78 char AdminNick[MAXBUF];
80 char restartpass[MAXBUF];
84 char PrefixQuit[MAXBUF];
85 char DieValue[MAXBUF];
86 char DNSServer[MAXBUF];
88 int WHOWAS_STALE = 48; // default WHOWAS Entries last 2 days before they go 'stale'
89 int WHOWAS_MAX = 100; // default 100 people maximum in the WHOWAS list
91 time_t startup_time = time(NULL);
92 int NetBufferSize = 10240; // NetBufferSize used as the buffer size for all read() ops
93 int MaxConn = SOMAXCONN; // size of accept() backlog (128 by default on *BSD)
94 unsigned int SoftLimit = MAXCLIENTS;
95 extern int MaxWhoResults;
99 char DisabledCommands[MAXBUF];
101 bool AllowHalfop = true;
102 bool AllowProtect = true;
103 bool AllowFounder = true;
105 extern std::vector<Module*> modules;
106 std::vector<std::string> module_names;
107 extern std::vector<ircd_module*> factory;
110 int openSockfd[MAXSOCKS];
112 bool unlimitcore = false;
114 time_t TIME = time(NULL), OLDTIME = time(NULL);
124 bool has_been_netsplit = false;
125 extern std::vector<std::string> include_stack;
127 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, irc::StrHashComp> user_hash;
128 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, irc::StrHashComp> chan_hash;
129 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, irc::InAddr_HashComp> address_cache;
130 typedef nspace::hash_map<std::string, WhoWasUser*, nspace::hash<string>, irc::StrHashComp> whowas_hash;
131 typedef std::deque<command_t> command_table;
132 typedef std::map<std::string,time_t> autoconnects;
133 typedef std::vector<std::string> servernamelist;
135 // This table references users by file descriptor.
136 // its an array to make it VERY fast, as all lookups are referenced
137 // by an integer, meaning there is no need for a scan/search operation.
138 userrec* fd_ref_table[65536];
140 int statsAccept = 0, statsRefused = 0, statsUnknown = 0, statsCollisions = 0, statsDns = 0, statsDnsGood = 0, statsDnsBad = 0, statsConnects = 0, statsSent= 0, statsRecv = 0;
146 user_hash clientlist;
149 command_table cmdlist;
150 autoconnects autoconns;
156 servernamelist servernames;
158 struct linger linger = { 0 };
159 char MyExecutable[1024];
160 int boundPortCount = 0;
161 int portCount = 0, SERVERportCount = 0, ports[MAXSOCKS];
162 int defaultRoute = 0;
163 char ModPath[MAXBUF];
167 int has_channel(userrec *u, chanrec *c);
168 int usercount(chanrec *c);
169 int usercount_i(chanrec *c);
170 char* Passwd(userrec *user);
171 bool IsDenied(userrec *user);
172 void AddWhoWas(userrec* u);
174 std::vector<long> auth_cookies;
175 std::stringstream config_f(stringstream::in | stringstream::out);
177 std::vector<userrec*> all_opers;
181 void AddOper(userrec* user)
183 log(DEBUG,"Oper added to optimization list");
184 all_opers.push_back(user);
187 void AddServerName(std::string servername)
189 log(DEBUG,"Adding server name: %s",servername.c_str());
190 for (servernamelist::iterator a = servernames.begin(); a < servernames.end(); a++)
192 if (*a == servername)
195 servernames.push_back(servername);
198 const char* FindServerNamePtr(std::string servername)
200 for (servernamelist::iterator a = servernames.begin(); a < servernames.end(); a++)
202 if (*a == servername)
208 void DeleteOper(userrec* user)
210 for (std::vector<userrec*>::iterator a = all_opers.begin(); a < all_opers.end(); a++)
214 log(DEBUG,"Oper removed from optimization list");
221 std::string GetRevision()
223 char Revision[] = "$Revision$";
226 char *v2 = strtok_r(s1," ",&savept);
228 v2 = strtok_r(s1," ",&savept);
230 return std::string(v2);
234 std::string getservername()
239 std::string getserverdesc()
244 std::string getnetworkname()
249 std::string getadminname()
254 std::string getadminemail()
259 std::string getadminnick()
264 void ReadConfig(bool bail, userrec* user)
266 char dbg[MAXBUF],pauseval[MAXBUF],Value[MAXBUF],timeout[MAXBUF],NB[MAXBUF],flood[MAXBUF],MW[MAXBUF],MCON[MAXBUF];
267 char AH[MAXBUF],AP[MAXBUF],AF[MAXBUF],DNT[MAXBUF],pfreq[MAXBUF],thold[MAXBUF],sqmax[MAXBUF],rqmax[MAXBUF],SLIMT[MAXBUF];
269 std::stringstream errstr;
270 include_stack.clear();
272 if (!LoadConf(CONFIG_FILE,&config_f,&errstr))
275 log(DEFAULT,"There were errors in your configuration:\n%s",errstr.str().c_str());
278 printf("There were errors in your configuration:\n%s",errstr.str().c_str());
286 WriteServ(user->fd,"NOTICE %s :There were errors in the configuration file:",user->nick);
287 while (!errstr.eof())
289 errstr.getline(dataline,1024);
290 WriteServ(user->fd,"NOTICE %s :%s",user->nick,dataline);
295 WriteOpers("There were errors in the configuration file:",user->nick);
296 while (!errstr.eof())
298 errstr.getline(dataline,1024);
299 WriteOpers(dataline);
306 ConfValue("server","name",0,ServerName,&config_f);
307 ConfValue("server","description",0,ServerDesc,&config_f);
308 ConfValue("server","network",0,Network,&config_f);
309 ConfValue("admin","name",0,AdminName,&config_f);
310 ConfValue("admin","email",0,AdminEmail,&config_f);
311 ConfValue("admin","nick",0,AdminNick,&config_f);
312 ConfValue("files","motd",0,motd,&config_f);
313 ConfValue("files","rules",0,rules,&config_f);
314 ConfValue("power","diepass",0,diepass,&config_f);
315 ConfValue("power","pause",0,pauseval,&config_f);
316 ConfValue("power","restartpass",0,restartpass,&config_f);
317 ConfValue("options","prefixquit",0,PrefixQuit,&config_f);
318 ConfValue("die","value",0,DieValue,&config_f);
319 ConfValue("options","loglevel",0,dbg,&config_f);
320 ConfValue("options","netbuffersize",0,NB,&config_f);
321 ConfValue("options","maxwho",0,MW,&config_f);
322 ConfValue("options","allowhalfop",0,AH,&config_f);
323 ConfValue("options","allowprotect",0,AP,&config_f);
324 ConfValue("options","allowfounder",0,AF,&config_f);
325 ConfValue("dns","server",0,DNSServer,&config_f);
326 ConfValue("dns","timeout",0,DNT,&config_f);
327 ConfValue("options","moduledir",0,ModPath,&config_f);
328 ConfValue("disabled","commands",0,DisabledCommands,&config_f);
329 ConfValue("options","somaxconn",0,MCON,&config_f);
330 ConfValue("options","softlimit",0,SLIMT,&config_f);
332 SoftLimit = atoi(SLIMT);
333 if ((SoftLimit < 1) || (SoftLimit > MAXCLIENTS))
335 log(DEFAULT,"WARNING: <options:softlimit> value is greater than %d or less than 0, set to %d.",MAXCLIENTS,MAXCLIENTS);
336 SoftLimit = MAXCLIENTS;
338 MaxConn = atoi(MCON);
339 if (MaxConn > SOMAXCONN)
340 log(DEFAULT,"WARNING: <options:somaxconn> value may be higher than the system-defined SOMAXCONN value!");
341 NetBufferSize = atoi(NB);
342 MaxWhoResults = atoi(MW);
343 dns_timeout = atoi(DNT);
349 strlcpy(DNSServer,"127.0.0.1",MAXBUF);
351 strlcpy(ModPath,MOD_PATH,MAXBUF);
352 AllowHalfop = ((!strcasecmp(AH,"true")) || (!strcasecmp(AH,"1")) || (!strcasecmp(AH,"yes")));
353 AllowProtect = ((!strcasecmp(AP,"true")) || (!strcasecmp(AP,"1")) || (!strcasecmp(AP,"yes")));
354 AllowFounder = ((!strcasecmp(AF,"true")) || (!strcasecmp(AF,"1")) || (!strcasecmp(AF,"yes")));
355 if ((!NetBufferSize) || (NetBufferSize > 65535) || (NetBufferSize < 1024))
357 log(DEFAULT,"No NetBufferSize specified or size out of range, setting to default of 10240.");
358 NetBufferSize = 10240;
360 if ((!MaxWhoResults) || (MaxWhoResults > 65535) || (MaxWhoResults < 1))
362 log(DEFAULT,"No MaxWhoResults specified or size out of range, setting to default of 128.");
365 if (!strcmp(dbg,"debug"))
367 if (!strcmp(dbg,"verbose"))
369 if (!strcmp(dbg,"default"))
371 if (!strcmp(dbg,"sparse"))
373 if (!strcmp(dbg,"none"))
376 log(DEFAULT,"Reading message of the day...");
377 readfile(RULES,rules);
378 log(DEFAULT,"Reading connect classes...");
380 for (int i = 0; i < ConfValueEnum("connect",&config_f); i++)
383 ConfValue("connect","allow",i,Value,&config_f);
384 ConfValue("connect","timeout",i,timeout,&config_f);
385 ConfValue("connect","flood",i,flood,&config_f);
386 ConfValue("connect","pingfreq",i,pfreq,&config_f);
387 ConfValue("connect","threshold",i,thold,&config_f);
388 ConfValue("connect","sendq",i,sqmax,&config_f);
389 ConfValue("connect","recvq",i,rqmax,&config_f);
392 strlcpy(c.host,Value,MAXBUF);
394 strlcpy(Value,"",MAXBUF);
395 ConfValue("connect","password",i,Value,&config_f);
396 strlcpy(c.pass,Value,MAXBUF);
397 c.registration_timeout = 90; // default is 2 minutes
399 c.flood = atoi(flood);
401 c.sendqmax = 262144; // 256k
402 c.recvqmax = 4096; // 4k
405 c.threshold = atoi(thold);
409 c.sendqmax = atoi(sqmax);
413 c.recvqmax = atoi(rqmax);
417 c.registration_timeout = atoi(timeout);
421 c.pingtime = atoi(pfreq);
423 Classes.push_back(c);
424 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);
428 ConfValue("connect","deny",i,Value,&config_f);
429 strlcpy(c.host,Value,MAXBUF);
431 Classes.push_back(c);
432 log(DEBUG,"Read connect class type DENY, host=%s",c.host);
436 log(DEFAULT,"Reading K lines,Q lines and Z lines from config...");
437 read_xline_defaults();
438 log(DEFAULT,"Applying K lines, Q lines and Z lines...");
442 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
444 char Link_ServerName[MAXBUF],Link_AConn[MAXBUF];
445 ConfValue("link","name",i,Link_ServerName,&config_f);
446 ConfValue("link","autoconnect",i,Link_AConn,&config_f);
447 if (strcmp(Link_AConn,""))
449 autoconns[std::string(Link_ServerName)] = atoi(Link_AConn) + time(NULL);
454 log(DEFAULT,"Done reading configuration file, InspIRCd is now starting.");
457 log(DEFAULT,"Adding and removing modules due to rehash...");
459 std::vector<std::string> old_module_names, new_module_names, added_modules, removed_modules;
461 // store the old module names
462 for (std::vector<std::string>::iterator t = module_names.begin(); t != module_names.end(); t++)
464 old_module_names.push_back(*t);
467 // get the new module names
468 for (int count2 = 0; count2 < ConfValueEnum("module",&config_f); count2++)
470 ConfValue("module","name",count2,Value,&config_f);
471 new_module_names.push_back(Value);
474 // now create a list of new modules that are due to be loaded
475 // and a seperate list of modules which are due to be unloaded
476 for (std::vector<std::string>::iterator _new = new_module_names.begin(); _new != new_module_names.end(); _new++)
479 for (std::vector<std::string>::iterator old = old_module_names.begin(); old != old_module_names.end(); old++)
485 added_modules.push_back(*_new);
487 for (std::vector<std::string>::iterator oldm = old_module_names.begin(); oldm != old_module_names.end(); oldm++)
490 for (std::vector<std::string>::iterator newm = new_module_names.begin(); newm != new_module_names.end(); newm++)
496 removed_modules.push_back(*oldm);
498 // now we have added_modules, a vector of modules to be loaded, and removed_modules, a vector of modules
500 int rem = 0, add = 0;
501 if (!removed_modules.empty())
502 for (std::vector<std::string>::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++)
504 if (UnloadModule(removing->c_str()))
506 WriteOpers("*** REHASH UNLOADED MODULE: %s",removing->c_str());
507 WriteServ(user->fd,"973 %s %s :Module %s successfully unloaded.",user->nick, removing->c_str(), removing->c_str());
512 WriteServ(user->fd,"972 %s %s :Failed to unload module %s: %s",user->nick, removing->c_str(), removing->c_str(), ModuleError());
515 if (!added_modules.empty())
516 for (std::vector<std::string>::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++)
518 if (LoadModule(adding->c_str()))
520 WriteOpers("*** REHASH LOADED MODULE: %s",adding->c_str());
521 WriteServ(user->fd,"975 %s %s :Module %s successfully loaded.",user->nick, adding->c_str(), adding->c_str());
526 WriteServ(user->fd,"974 %s %s :Failed to load module %s: %s",user->nick, adding->c_str(), adding->c_str(), ModuleError());
529 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());
534 /* add a channel to a user, creating the record for it if needed and linking
535 * it to the user record */
537 chanrec* add_channel(userrec *user, const char* cn, const char* key, bool override)
539 if ((!user) || (!cn))
541 log(DEFAULT,"*** BUG *** add_channel was given an invalid parameter");
549 strncpy(cname,cn,MAXBUF);
551 // we MUST declare this wherever we use FOREACH_RESULT
554 if (strlen(cname) > CHANMAX)
556 cname[CHANMAX] = '\0';
559 log(DEBUG,"add_channel: %s %s",user->nick,cname);
561 if ((FindChan(cname)) && (has_channel(user,FindChan(cname))))
563 return NULL; // already on the channel!
567 if (!FindChan(cname))
570 FOREACH_RESULT(OnUserPreJoin(user,NULL,cname));
571 if (MOD_RESULT == 1) {
575 /* create a new one */
576 log(DEBUG,"add_channel: creating: %s",cname);
578 chanlist[cname] = new chanrec();
580 strlcpy(chanlist[cname]->name, cname,CHANMAX);
581 chanlist[cname]->binarymodes = CM_TOPICLOCK | CM_NOEXTERNAL;
582 chanlist[cname]->created = TIME;
583 strcpy(chanlist[cname]->topic, "");
584 strncpy(chanlist[cname]->setby, user->nick,NICKMAX);
585 chanlist[cname]->topicset = 0;
586 Ptr = chanlist[cname];
587 log(DEBUG,"add_channel: created: %s",cname);
588 /* set created to 2 to indicate user
589 * is the first in the channel
590 * and should be given ops */
596 /* channel exists, just fish out a pointer to its struct */
597 Ptr = FindChan(cname);
600 log(DEBUG,"add_channel: joining to: %s",Ptr->name);
602 // the override flag allows us to bypass channel modes
603 // and bans (used by servers)
604 if ((!override) || (!strcasecmp(user->server,ServerName)))
606 log(DEBUG,"Not overriding...");
608 FOREACH_RESULT(OnUserPreJoin(user,Ptr,cname));
609 if (MOD_RESULT == 1) {
612 log(DEBUG,"MOD_RESULT=%d",MOD_RESULT);
616 log(DEBUG,"add_channel: checking key, invite, etc");
618 FOREACH_RESULT(OnCheckKey(user, Ptr, key ? key : ""));
623 log(DEBUG,"add_channel: %s has key %s",Ptr->name,Ptr->key);
626 log(DEBUG,"add_channel: no key given in JOIN");
627 WriteServ(user->fd,"475 %s %s :Cannot join channel (Requires key)",user->nick, Ptr->name);
632 if (strcasecmp(key,Ptr->key))
634 log(DEBUG,"add_channel: bad key given in JOIN");
635 WriteServ(user->fd,"475 %s %s :Cannot join channel (Incorrect key)",user->nick, Ptr->name);
640 log(DEBUG,"add_channel: no key");
643 FOREACH_RESULT(OnCheckInvite(user, Ptr));
646 if (Ptr->binarymodes & CM_INVITEONLY)
648 log(DEBUG,"add_channel: channel is +i");
649 if (user->IsInvited(Ptr->name))
651 /* user was invited to channel */
652 /* there may be an optional channel NOTICE here */
656 WriteServ(user->fd,"473 %s %s :Cannot join channel (Invite only)",user->nick, Ptr->name);
660 log(DEBUG,"add_channel: channel is not +i");
663 FOREACH_RESULT(OnCheckLimit(user, Ptr));
668 if (usercount(Ptr) >= Ptr->limit)
670 WriteServ(user->fd,"471 %s %s :Cannot join channel (Channel is full)",user->nick, Ptr->name);
675 log(DEBUG,"add_channel: about to walk banlist");
677 FOREACH_RESULT(OnCheckBan(user, Ptr));
680 /* check user against the channel banlist */
683 if (Ptr->bans.size())
685 for (BanList::iterator i = Ptr->bans.begin(); i != Ptr->bans.end(); i++)
687 if (match(user->GetFullHost(),i->data))
689 WriteServ(user->fd,"474 %s %s :Cannot join channel (You're banned)",user->nick, Ptr->name);
695 log(DEBUG,"add_channel: bans checked");
703 user->RemoveInvite(Ptr->name);
706 log(DEBUG,"add_channel: invites removed");
711 log(DEBUG,"Overridden checks");
719 log(DEBUG,"Passed channel checks");
721 for (int index =0; index != MAXCHANS; index++)
723 log(DEBUG,"Check location %d",index);
724 if (user->chans[index].channel == NULL)
726 log(DEBUG,"Adding into their channel list at location %d",index);
730 /* first user in is given ops */
731 user->chans[index].uc_modes = UCMODE_OP;
735 user->chans[index].uc_modes = 0;
737 user->chans[index].channel = Ptr;
738 Ptr->AddUser((char*)user);
739 WriteChannel(Ptr,user,"JOIN :%s",Ptr->name);
741 if (!override) // we're not overriding... so this isnt part of a netburst, broadcast it.
743 // use the stamdard J token with no privilages.
747 snprintf(buffer,MAXBUF,"J %s @%s",user->nick,Ptr->name);
751 snprintf(buffer,MAXBUF,"J %s %s",user->nick,Ptr->name);
753 NetSendToAll(buffer);
756 log(DEBUG,"Sent JOIN to client");
760 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
761 WriteServ(user->fd,"333 %s %s %s %lu", user->nick, Ptr->name, Ptr->setby, (unsigned long)Ptr->topicset);
764 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, Ptr->name);
765 //WriteServ(user->fd,"324 %s %s +%s",user->nick, Ptr->name,chanmodes(Ptr));
766 //WriteServ(user->fd,"329 %s %s %lu", user->nick, Ptr->name, (unsigned long)Ptr->created);
767 FOREACH_MOD OnUserJoin(user,Ptr);
771 log(DEBUG,"add_channel: user channel max exceeded: %s %s",user->nick,cname);
772 WriteServ(user->fd,"405 %s %s :You are on too many channels",user->nick, cname);
776 /* remove a channel from a users record, and remove the record from memory
777 * if the channel has become empty */
779 chanrec* del_channel(userrec *user, const char* cname, const char* reason, bool local)
781 if ((!user) || (!cname))
783 log(DEFAULT,"*** BUG *** del_channel was given an invalid parameter");
789 if ((!cname) || (!user))
794 Ptr = FindChan(cname);
801 FOREACH_MOD OnUserPart(user,Ptr);
802 log(DEBUG,"del_channel: removing: %s %s",user->nick,Ptr->name);
804 for (int i =0; i != MAXCHANS; i++)
806 /* zap it from the channel list of the user */
807 if (user->chans[i].channel == Ptr)
811 WriteChannel(Ptr,user,"PART %s :%s",Ptr->name, reason);
816 snprintf(buffer,MAXBUF,"L %s %s :%s",user->nick,Ptr->name,reason);
817 NetSendToAll(buffer);
827 snprintf(buffer,MAXBUF,"L %s %s :",user->nick,Ptr->name);
828 NetSendToAll(buffer);
831 WriteChannel(Ptr,user,"PART :%s",Ptr->name);
833 user->chans[i].uc_modes = 0;
834 user->chans[i].channel = NULL;
835 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
840 Ptr->DelUser((char*)user);
842 /* if there are no users left on the channel */
845 chan_hash::iterator iter = chanlist.find(Ptr->name);
847 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
849 /* kill the record */
850 if (iter != chanlist.end())
852 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
854 chanlist.erase(iter);
862 void kick_channel(userrec *src,userrec *user, chanrec *Ptr, char* reason)
864 if ((!src) || (!user) || (!Ptr) || (!reason))
866 log(DEFAULT,"*** BUG *** kick_channel was given an invalid parameter");
870 if ((!Ptr) || (!user) || (!src))
875 log(DEBUG,"kick_channel: removing: %s %s %s",user->nick,Ptr->name,src->nick);
877 if (!has_channel(user,Ptr))
879 WriteServ(src->fd,"441 %s %s %s :They are not on that channel",src->nick, user->nick, Ptr->name);
884 FOREACH_RESULT(OnAccessCheck(src,user,Ptr,AC_KICK));
885 if (MOD_RESULT == ACR_DENY)
888 if (MOD_RESULT == ACR_DEFAULT)
890 if (((cstatus(src,Ptr) < STATUS_HOP) || (cstatus(src,Ptr) < cstatus(user,Ptr))) && (!is_uline(src->server)))
892 if (cstatus(src,Ptr) == STATUS_HOP)
894 WriteServ(src->fd,"482 %s %s :You must be a channel operator",src->nick, Ptr->name);
898 WriteServ(src->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",src->nick, Ptr->name);
906 FOREACH_RESULT(OnUserPreKick(src,user,Ptr,reason));
910 FOREACH_MOD OnUserKick(src,user,Ptr,reason);
912 for (int i =0; i != MAXCHANS; i++)
914 /* zap it from the channel list of the user */
915 if (user->chans[i].channel)
916 if (!strcasecmp(user->chans[i].channel->name,Ptr->name))
918 WriteChannel(Ptr,src,"KICK %s %s :%s",Ptr->name, user->nick, reason);
919 user->chans[i].uc_modes = 0;
920 user->chans[i].channel = NULL;
921 log(DEBUG,"del_channel: unlinked: %s %s",user->nick,Ptr->name);
926 Ptr->DelUser((char*)user);
928 /* if there are no users left on the channel */
931 chan_hash::iterator iter = chanlist.find(Ptr->name);
933 log(DEBUG,"del_channel: destroying channel: %s",Ptr->name);
935 /* kill the record */
936 if (iter != chanlist.end())
938 log(DEBUG,"del_channel: destroyed: %s",Ptr->name);
940 chanlist.erase(iter);
948 /* This function pokes and hacks at a parameter list like the following:
950 * PART #winbot,#darkgalaxy :m00!
952 * to turn it into a series of individual calls like this:
955 * PART #darkgalaxy :m00!
957 * The seperate calls are sent to a callback function provided by the caller
958 * (the caller will usually call itself recursively). The callback function
959 * must be a command handler. Calling this function on a line with no list causes
960 * no action to be taken. You must provide a starting and ending parameter number
961 * where the range of the list can be found, useful if you have a terminating
962 * parameter as above which is actually not part of the list, or parameters
963 * before the actual list as well. This code is used by many functions which
964 * can function as "one to list" (see the RFC) */
966 int loop_call(handlerfunc fn, char **parameters, int pcnt, userrec *u, int start, int end, int joins)
971 char blog[32][MAXBUF];
972 char blog2[32][MAXBUF];
973 int j = 0, q = 0, total = 0, t = 0, t2 = 0, total2 = 0;
977 for (int i = 0; i <32; i++)
980 for (int i = 0; i <32; i++)
984 for (int i = 0; i <10; i++)
993 if (pcnt > 1) /* we have a key to copy */
995 strlcpy(keystr,parameters[1],MAXBUF);
999 if (!parameters[start])
1003 if (!strchr(parameters[start],','))
1008 for (int i = start; i <= end; i++)
1012 strlcat(plist,parameters[i],MAXBUF);
1020 for (int i = 0; i < t; i++)
1022 if (plist[i] == ',')
1025 strlcpy(blog[j++],param,MAXBUF);
1029 WriteServ(u->fd,"407 %s %s :Too many targets in list, message not delivered.",u->nick,blog[j-1]);
1034 strlcpy(blog[j++],param,MAXBUF);
1037 if ((joins) && (keystr) && (total>0)) // more than one channel and is joining
1042 if ((joins) && (keystr))
1044 if (strchr(keystr,','))
1048 t2 = strlen(keystr);
1049 for (int i = 0; i < t2; i++)
1051 if (keystr[i] == ',')
1054 strlcpy(blog2[j++],param,MAXBUF);
1058 strlcpy(blog2[j++],param,MAXBUF);
1063 for (j = 0; j < total; j++)
1069 for (q = end; q < pcnt-1; q++)
1071 if (parameters[q+1])
1073 pars[q-end+1] = parameters[q+1];
1076 if ((joins) && (parameters[1]))
1087 /* repeatedly call the function with the hacked parameter list */
1088 if ((joins) && (pcnt > 1))
1092 // pars[1] already set up and containing key from blog2[j]
1097 pars[1] = parameters[1];
1103 fn(pars,pcnt-(end-start),u);
1112 void kill_link(userrec *user,const char* r)
1114 user_hash::iterator iter = clientlist.find(user->nick);
1116 char reason[MAXBUF];
1118 strncpy(reason,r,MAXBUF);
1120 if (strlen(reason)>MAXQUIT)
1122 reason[MAXQUIT-1] = '\0';
1125 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
1126 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
1127 log(DEBUG,"closing fd %lu",(unsigned long)user->fd);
1129 if (user->registered == 7) {
1130 FOREACH_MOD OnUserQuit(user);
1131 WriteCommonExcept(user,"QUIT :%s",reason);
1133 // Q token must go to ALL servers!!!
1134 char buffer[MAXBUF];
1135 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
1136 NetSendToAll(buffer);
1139 user->FlushWriteBuf();
1141 FOREACH_MOD OnUserDisconnect(user);
1145 FOREACH_MOD OnRawSocketClose(user->fd);
1147 user->CloseSocket();
1150 // this must come before the WriteOpers so that it doesnt try to fill their buffer with anything
1151 // if they were an oper with +s.
1152 if (user->registered == 7) {
1153 purge_empty_chans(user);
1154 // fix by brain: only show local quits because we only show local connects (it just makes SENSE)
1155 if (!strcmp(user->server,ServerName))
1156 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,reason);
1160 if (iter != clientlist.end())
1162 log(DEBUG,"deleting user hash value %lu",(unsigned long)user);
1164 fd_ref_table[user->fd] = NULL;
1165 clientlist.erase(iter);
1170 void kill_link_silent(userrec *user,const char* r)
1172 user_hash::iterator iter = clientlist.find(user->nick);
1174 char reason[MAXBUF];
1176 strncpy(reason,r,MAXBUF);
1178 if (strlen(reason)>MAXQUIT)
1180 reason[MAXQUIT-1] = '\0';
1183 log(DEBUG,"kill_link: %s '%s'",user->nick,reason);
1184 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,reason);
1185 log(DEBUG,"closing fd %lu",(unsigned long)user->fd);
1187 user->FlushWriteBuf();
1189 if (user->registered == 7) {
1190 FOREACH_MOD OnUserQuit(user);
1191 WriteCommonExcept(user,"QUIT :%s",reason);
1193 // Q token must go to ALL servers!!!
1194 char buffer[MAXBUF];
1195 snprintf(buffer,MAXBUF,"Q %s :%s",user->nick,reason);
1196 NetSendToAll(buffer);
1199 FOREACH_MOD OnUserDisconnect(user);
1203 FOREACH_MOD OnRawSocketClose(user->fd);
1205 user->CloseSocket();
1208 if (user->registered == 7) {
1209 purge_empty_chans(user);
1212 if (iter != clientlist.end())
1214 log(DEBUG,"deleting user hash value %lu",(unsigned long)user);
1216 fd_ref_table[user->fd] = NULL;
1217 clientlist.erase(iter);
1223 int main(int argc, char** argv)
1227 log(DEBUG,"*** InspIRCd starting up!");
1228 if (!FileExists(CONFIG_FILE))
1230 printf("ERROR: Cannot open config file: %s\nExiting...\n",CONFIG_FILE);
1231 log(DEFAULT,"main: no config");
1232 printf("ERROR: Your config file is missing, this IRCd will self destruct in 10 seconds!\n");
1236 for (int i = 1; i < argc; i++)
1238 if (!strcmp(argv[i],"-nofork")) {
1241 if (!strcmp(argv[i],"-wait")) {
1244 if (!strcmp(argv[i],"-nolimit")) {
1249 strlcpy(MyExecutable,argv[0],MAXBUF);
1251 // initialize the lowercase mapping table
1252 for (unsigned int cn = 0; cn < 256; cn++)
1254 // lowercase the uppercase chars
1255 for (unsigned int cn = 65; cn < 91; cn++)
1256 lowermap[cn] = tolower(cn);
1257 // now replace the specific chars for scandanavian comparison
1258 lowermap[(unsigned)'['] = '{';
1259 lowermap[(unsigned)']'] = '}';
1260 lowermap[(unsigned)'\\'] = '|';
1262 if (InspIRCd(argv,argc) == ERROR)
1264 log(DEFAULT,"main: daemon function bailed");
1265 printf("ERROR: could not initialise. Shutting down.\n");
1272 template<typename T> inline string ConvToStr(const T &in)
1275 if (!(tmp << in)) return string();
1279 /* re-allocates a nick in the user_hash after they change nicknames,
1280 * returns a pointer to the new user as it may have moved */
1282 userrec* ReHashNick(char* Old, char* New)
1284 //user_hash::iterator newnick;
1285 user_hash::iterator oldnick = clientlist.find(Old);
1287 log(DEBUG,"ReHashNick: %s %s",Old,New);
1289 if (!strcasecmp(Old,New))
1291 log(DEBUG,"old nick is new nick, skipping");
1292 return oldnick->second;
1295 if (oldnick == clientlist.end()) return NULL; /* doesnt exist */
1297 log(DEBUG,"ReHashNick: Found hashed nick %s",Old);
1299 userrec* olduser = oldnick->second;
1300 clientlist[New] = olduser;
1301 clientlist.erase(oldnick);
1303 log(DEBUG,"ReHashNick: Nick rehashed as %s",New);
1305 return clientlist[New];
1308 /* adds or updates an entry in the whowas list */
1309 void AddWhoWas(userrec* u)
1311 whowas_hash::iterator iter = whowas.find(u->nick);
1312 WhoWasUser *a = new WhoWasUser();
1313 strlcpy(a->nick,u->nick,NICKMAX);
1314 strlcpy(a->ident,u->ident,IDENTMAX);
1315 strlcpy(a->dhost,u->dhost,160);
1316 strlcpy(a->host,u->host,160);
1317 strlcpy(a->fullname,u->fullname,MAXGECOS);
1318 strlcpy(a->server,u->server,256);
1319 a->signon = u->signon;
1321 /* MAX_WHOWAS: max number of /WHOWAS items
1322 * WHOWAS_STALE: number of hours before a WHOWAS item is marked as stale and
1323 * can be replaced by a newer one
1326 if (iter == whowas.end())
1328 if (whowas.size() >= (unsigned)WHOWAS_MAX)
1330 for (whowas_hash::iterator i = whowas.begin(); i != whowas.end(); i++)
1332 // 3600 seconds in an hour ;)
1333 if ((i->second->signon)<(TIME-(WHOWAS_STALE*3600)))
1335 // delete the old one
1336 if (i->second) delete i->second;
1337 // replace with new one
1339 log(DEBUG,"added WHOWAS entry, purged an old record");
1343 // no space left and user doesnt exist. Don't leave ram in use!
1344 log(DEBUG,"Not able to update whowas (list at WHOWAS_MAX entries and trying to add new?), freeing excess ram");
1349 log(DEBUG,"added fresh WHOWAS entry");
1350 whowas[a->nick] = a;
1355 log(DEBUG,"updated WHOWAS entry");
1356 if (iter->second) delete iter->second;
1362 /* add a client connection to the sockets list */
1363 void AddClient(int socket, char* host, int port, bool iscached, char* ip)
1367 user_hash::iterator iter;
1369 tempnick = ConvToStr(socket) + "-unknown";
1370 sprintf(tn2,"%lu-unknown",(unsigned long)socket);
1372 iter = clientlist.find(tempnick);
1375 // as these nicknames are 'RFC impossible', we can be sure nobody is going to be
1376 // using one as a registered connection. As theyre per fd, we can also safely assume
1377 // that we wont have collisions. Therefore, if the nick exists in the list, its only
1378 // used by a dead socket, erase the iterator so that the new client may reclaim it.
1379 // this was probably the cause of 'server ignores me when i hammer it with reconnects'
1380 // issue in earlier alphas/betas
1381 if (iter != clientlist.end())
1383 userrec* goner = iter->second;
1385 clientlist.erase(iter);
1389 * It is OK to access the value here this way since we know
1390 * it exists, we just created it above.
1392 * At NO other time should you access a value in a map or a
1393 * hash_map this way.
1395 clientlist[tempnick] = new userrec();
1397 NonBlocking(socket);
1398 log(DEBUG,"AddClient: %lu %s %d %s",(unsigned long)socket,host,port,ip);
1400 clientlist[tempnick]->fd = socket;
1401 strlcpy(clientlist[tempnick]->nick, tn2,NICKMAX);
1402 strlcpy(clientlist[tempnick]->host, host,160);
1403 strlcpy(clientlist[tempnick]->dhost, host,160);
1404 clientlist[tempnick]->server = (char*)FindServerNamePtr(ServerName);
1405 strlcpy(clientlist[tempnick]->ident, "unknown",IDENTMAX);
1406 clientlist[tempnick]->registered = 0;
1407 clientlist[tempnick]->signon = TIME+dns_timeout;
1408 clientlist[tempnick]->lastping = 1;
1409 clientlist[tempnick]->port = port;
1410 strlcpy(clientlist[tempnick]->ip,ip,16);
1412 // set the registration timeout for this user
1413 unsigned long class_regtimeout = 90;
1414 int class_flood = 0;
1415 long class_threshold = 5;
1416 long class_sqmax = 262144; // 256kb
1417 long class_rqmax = 4096; // 4k
1419 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1421 if (match(clientlist[tempnick]->host,i->host) && (i->type == CC_ALLOW))
1423 class_regtimeout = (unsigned long)i->registration_timeout;
1424 class_flood = i->flood;
1425 clientlist[tempnick]->pingmax = i->pingtime;
1426 class_threshold = i->threshold;
1427 class_sqmax = i->sendqmax;
1428 class_rqmax = i->recvqmax;
1433 clientlist[tempnick]->nping = TIME+clientlist[tempnick]->pingmax+dns_timeout;
1434 clientlist[tempnick]->timeout = TIME+class_regtimeout;
1435 clientlist[tempnick]->flood = class_flood;
1436 clientlist[tempnick]->threshold = class_threshold;
1437 clientlist[tempnick]->sendqmax = class_sqmax;
1438 clientlist[tempnick]->recvqmax = class_rqmax;
1440 for (int i = 0; i < MAXCHANS; i++)
1442 clientlist[tempnick]->chans[i].channel = NULL;
1443 clientlist[tempnick]->chans[i].uc_modes = 0;
1446 if (clientlist.size() > SoftLimit)
1448 kill_link(clientlist[tempnick],"No more connections allowed");
1452 if (clientlist.size() >= MAXCLIENTS)
1454 kill_link(clientlist[tempnick],"No more connections allowed");
1458 // this is done as a safety check to keep the file descriptors within range of fd_ref_table.
1459 // its a pretty big but for the moment valid assumption:
1460 // file descriptors are handed out starting at 0, and are recycled as theyre freed.
1461 // therefore if there is ever an fd over 65535, 65536 clients must be connected to the
1462 // irc server at once (or the irc server otherwise initiating this many connections, files etc)
1463 // which for the time being is a physical impossibility (even the largest networks dont have more
1464 // than about 10,000 users on ONE server!)
1465 if ((unsigned)socket > 65534)
1467 kill_link(clientlist[tempnick],"Server is full");
1472 char* e = matches_exception(ip);
1475 char* r = matches_zline(ip);
1478 char reason[MAXBUF];
1479 snprintf(reason,MAXBUF,"Z-Lined: %s",r);
1480 kill_link(clientlist[tempnick],reason);
1484 fd_ref_table[socket] = clientlist[tempnick];
1488 /* shows the message of the day, and any other on-logon stuff */
1489 void FullConnectUser(userrec* user)
1492 user->idle_lastmsg = TIME;
1493 log(DEBUG,"ConnectUser: %s",user->nick);
1495 if ((strcmp(Passwd(user),"")) && (!user->haspassed))
1497 kill_link(user,"Invalid password");
1502 kill_link(user,"Unauthorised connection");
1506 char match_against[MAXBUF];
1507 snprintf(match_against,MAXBUF,"%s@%s",user->ident,user->host);
1508 char* e = matches_exception(match_against);
1511 char* r = matches_gline(match_against);
1514 char reason[MAXBUF];
1515 snprintf(reason,MAXBUF,"G-Lined: %s",r);
1516 kill_link_silent(user,reason);
1519 r = matches_kline(user->host);
1522 char reason[MAXBUF];
1523 snprintf(reason,MAXBUF,"K-Lined: %s",r);
1524 kill_link_silent(user,reason);
1529 // fix by brain: move this below the xline checks to prevent spurious quits going onto the net that dont belong
1530 user->registered = 7;
1532 WriteServ(user->fd,"NOTICE Auth :Welcome to \002%s\002!",Network);
1533 WriteServ(user->fd,"001 %s :Welcome to the %s IRC Network %s!%s@%s",user->nick,Network,user->nick,user->ident,user->host);
1534 WriteServ(user->fd,"002 %s :Your host is %s, running version %s",user->nick,ServerName,VERSION);
1535 WriteServ(user->fd,"003 %s :This server was created %s %s",user->nick,__TIME__,__DATE__);
1536 WriteServ(user->fd,"004 %s %s %s iowghraAsORVSxNCWqBzvdHtGI lvhopsmntikrRcaqOALQbSeKVfHGCuzN",user->nick,ServerName,VERSION);
1537 // the neatest way to construct the initial 005 numeric, considering the number of configure constants to go in it...
1538 std::stringstream v;
1539 v << "MESHED WALLCHOPS MODES=13 CHANTYPES=# PREFIX=(ohv)@%+ MAP SAFELIST MAXCHANNELS=" << MAXCHANS;
1540 v << " MAXBANS=60 NICKLEN=" << NICKMAX;
1541 v << " TOPICLEN=" << MAXTOPIC << " KICKLEN=" << MAXKICK << " MAXTARGETS=20 AWAYLEN=" << MAXAWAY << " CHANMODES=ohvb,k,l,psmnti NETWORK=";
1543 std::string data005 = v.str();
1544 FOREACH_MOD On005Numeric(data005);
1545 // anfl @ #ratbox, efnet reminded me that according to the RFC this cant contain more than 13 tokens per line...
1546 // so i'd better split it :)
1547 std::stringstream out(data005);
1548 std::string token = "";
1549 std::string line5 = "";
1550 int token_counter = 0;
1554 line5 = line5 + token + " ";
1556 if ((token_counter >= 13) || (out.eof() == true))
1558 WriteServ(user->fd,"005 %s %s:are supported by this server",user->nick,line5.c_str());
1565 char buffer[MAXBUF];
1566 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);
1567 NetSendToAll(buffer);
1569 // fix by brain: these should be AFTER the N token, so other servers know what the HELL we're on about... :)
1570 FOREACH_MOD OnUserConnect(user);
1571 FOREACH_MOD OnGlobalConnect(user);
1572 WriteOpers("*** Client connecting on port %lu: %s!%s@%s [%s]",(unsigned long)user->port,user->nick,user->ident,user->host,user->ip);
1576 /* shows the message of the day, and any other on-logon stuff */
1577 void ConnectUser(userrec *user)
1579 // dns is already done, things are fast. no need to wait for dns to complete just pass them straight on
1580 if ((user->dns_done) && (user->registered >= 3) && (AllModulesReportReady(user)))
1582 FullConnectUser(user);
1586 std::string GetVersionString()
1588 char Revision[] = "$Revision$";
1589 char versiondata[MAXBUF];
1590 char *s1 = Revision;
1592 char *v2 = strtok_r(s1," ",&savept);
1594 v2 = strtok_r(s1," ",&savept);
1596 char socketengine[] = engine_name;
1597 snprintf(versiondata,MAXBUF,"%s Rev. %s %s :%s (O=%lu) [SE=%s]",VERSION,v2,ServerName,SYSTEM,(unsigned long)OPTIMISATION,socketengine);
1601 void handle_version(char **parameters, int pcnt, userrec *user)
1605 WriteServ(user->fd,"351 %s :%s",user->nick,GetVersionString().c_str());
1609 if (!strcmp(parameters[0],"*"))
1611 for (int j = 0; j < 32; j++)
1615 for (unsigned int x = 0; x < me[j]->connectors.size(); x++)
1617 WriteServ(user->fd,"351 %s :Server %d:%d (%s): %s",user->nick,j,x,me[j]->connectors[x].GetServerName().c_str(),me[j]->connectors[x].GetVersionString().c_str());
1623 if (match(ServerName,parameters[0]))
1625 WriteServ(user->fd,"351 %s :%s",user->nick,GetVersionString().c_str());
1628 bool displayed = false, found = false;
1629 for (int j = 0; j < 32; j++)
1633 for (unsigned int x = 0; x < me[j]->connectors.size(); x++)
1635 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
1638 if ((me[j]->connectors[x].GetVersionString() != "") && (!displayed))
1641 WriteServ(user->fd,"351 %s :%s",user->nick,me[j]->connectors[x].GetVersionString().c_str());
1647 if ((!displayed) && (found))
1649 WriteServ(user->fd,"402 %s %s :Server %s has no version information",user->nick,parameters[0],parameters[0]);
1654 WriteServ(user->fd,"402 %s %s :No such server",user->nick,parameters[0]);
1661 // calls a handler function for a command
1663 void call_handler(const char* commandname,char **parameters, int pcnt, userrec *user)
1665 for (unsigned int i = 0; i < cmdlist.size(); i++)
1667 if (!strcasecmp(cmdlist[i].command,commandname))
1669 if (cmdlist[i].handler_function)
1671 if (pcnt>=cmdlist[i].min_params)
1673 if (strchr(user->modes,cmdlist[i].flags_needed))
1675 cmdlist[i].handler_function(parameters,pcnt,user);
1683 void DoSplitEveryone()
1685 bool go_again = true;
1689 for (int i = 0; i < 32; i++)
1693 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
1695 if (strcasecmp(j->GetServerName().c_str(),ServerName))
1698 j->CloseConnection();
1699 me[i]->connectors.erase(j);
1707 log(DEBUG,"Removed server. Will remove clients...");
1708 // iterate through the userlist and remove all users on this server.
1709 // because we're dealing with a mesh, we dont have to deal with anything
1710 // "down-route" from this server (nice huh)
1712 char reason[MAXBUF];
1716 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
1718 if (strcasecmp(u->second->server,ServerName))
1720 snprintf(reason,MAXBUF,"%s %s",ServerName,u->second->server);
1721 kill_link(u->second,reason);
1727 has_been_netsplit = true;
1728 log(DEBUG,"Clients removed.");
1733 void force_nickchange(userrec* user,const char* newnick)
1740 FOREACH_RESULT(OnUserPreNick(user,newnick));
1743 kill_link(user,"Nickname collision");
1746 if (matches_qline(newnick))
1749 kill_link(user,"Nickname collision");
1757 strncpy(nick,newnick,MAXBUF);
1759 if (user->registered == 7)
1763 handle_nick(pars,1,user);
1769 int process_parameters(char **command_p,char *parameters)
1772 int q = strlen(parameters);
1775 /* no parameters, command_p invalid! */
1778 if (parameters[0] == ':')
1780 command_p[0] = parameters+1;
1785 if ((strchr(parameters,' ')==NULL) || (parameters[0] == ':'))
1787 /* only one parameter */
1788 command_p[0] = parameters;
1789 if (parameters[0] == ':')
1791 if (strchr(parameters,' ') != NULL)
1799 command_p[j++] = parameters;
1800 for (int i = 0; i <= q; i++)
1802 if (parameters[i] == ' ')
1804 command_p[j++] = parameters+i+1;
1805 parameters[i] = '\0';
1806 if (command_p[j-1][0] == ':')
1808 *command_p[j-1]++; /* remove dodgy ":" */
1810 /* parameter like this marks end of the sequence */
1814 return j; /* returns total number of items in the list */
1817 void process_command(userrec *user, char* cmd)
1821 char *command_p[127];
1822 char p[MAXBUF], temp[MAXBUF];
1823 int j, items, cmd_found;
1825 for (int i = 0; i < 127; i++)
1826 command_p[i] = NULL;
1841 int total_params = 0;
1844 for (unsigned int q = 0; q < strlen(cmd)-1; q++)
1846 if ((cmd[q] == ' ') && (cmd[q+1] == ':'))
1849 // found a 'trailing', we dont count them after this.
1857 // another phidjit bug...
1858 if (total_params > 126)
1860 *(strchr(cmd,' ')) = '\0';
1861 WriteServ(user->fd,"421 %s %s :Too many parameters given",user->nick,cmd);
1865 strlcpy(temp,cmd,MAXBUF);
1867 std::string tmp = cmd;
1868 for (int i = 0; i <= MODCOUNT; i++)
1870 std::string oldtmp = tmp;
1871 modules[i]->OnServerRaw(tmp,true,user);
1874 log(DEBUG,"A Module changed the input string!");
1875 log(DEBUG,"New string: %s",tmp.c_str());
1876 log(DEBUG,"Old string: %s",oldtmp.c_str());
1880 strlcpy(cmd,tmp.c_str(),MAXBUF);
1881 strlcpy(temp,cmd,MAXBUF);
1883 if (!strchr(cmd,' '))
1885 /* no parameters, lets skip the formalities and not chop up
1887 log(DEBUG,"About to preprocess command with no params");
1889 command_p[0] = NULL;
1891 for (unsigned int i = 0; i <= strlen(cmd); i++)
1893 cmd[i] = toupper(cmd[i]);
1901 /* strip out extraneous linefeeds through mirc's crappy pasting (thanks Craig) */
1902 for (unsigned int i = 0; i < strlen(temp); i++)
1904 if ((temp[i] != 10) && (temp[i] != 13) && (temp[i] != 0) && (temp[i] != 7))
1910 /* split the full string into a command plus parameters */
1914 if (strchr(cmd,' '))
1916 for (unsigned int i = 0; i <= strlen(cmd); i++)
1918 /* capitalise the command ONLY, leave params intact */
1919 cmd[i] = toupper(cmd[i]);
1920 /* are we nearly there yet?! :P */
1924 parameters = cmd+i+1;
1932 for (unsigned int i = 0; i <= strlen(cmd); i++)
1934 cmd[i] = toupper(cmd[i]);
1941 if (strlen(command)>MAXCOMMAND)
1943 WriteServ(user->fd,"421 %s %s :Command too long",user->nick,command);
1947 for (unsigned int x = 0; x < strlen(command); x++)
1949 if (((command[x] < 'A') || (command[x] > 'Z')) && (command[x] != '.'))
1951 if (((command[x] < '0') || (command[x]> '9')) && (command[x] != '-'))
1953 if (strchr("@!\"$%^&*(){}[]_=+;:'#~,<>/?\\|`",command[x]))
1956 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
1963 for (unsigned int i = 0; i != cmdlist.size(); i++)
1965 if (cmdlist[i].command[0])
1967 if (strlen(command)>=(strlen(cmdlist[i].command))) if (!strncmp(command, cmdlist[i].command,MAXCOMMAND))
1973 items = process_parameters(command_p,parameters);
1978 command_p[0] = NULL;
1984 command_p[0] = NULL;
1989 /* activity resets the ping pending timer */
1990 user->nping = TIME + user->pingmax;
1991 if ((items) < cmdlist[i].min_params)
1993 log(DEBUG,"process_command: not enough parameters: %s %s",user->nick,command);
1994 WriteServ(user->fd,"461 %s %s :Not enough parameters",user->nick,command);
1997 if ((!strchr(user->modes,cmdlist[i].flags_needed)) && (cmdlist[i].flags_needed))
1999 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
2000 WriteServ(user->fd,"481 %s :Permission Denied- You do not have the required operator privilages",user->nick);
2004 if ((cmdlist[i].flags_needed) && (!user->HasPermission(command)))
2006 log(DEBUG,"process_command: permission denied: %s %s",user->nick,command);
2007 WriteServ(user->fd,"481 %s :Permission Denied- Oper type %s does not have access to command %s",user->nick,user->oper,command);
2011 /* if the command isnt USER, PASS, or NICK, and nick is empty,
2013 if ((strncmp(command,"USER",4)) && (strncmp(command,"NICK",4)) && (strncmp(command,"PASS",4)))
2015 if ((!isnick(user->nick)) || (user->registered != 7))
2017 log(DEBUG,"process_command: not registered: %s %s",user->nick,command);
2018 WriteServ(user->fd,"451 %s :You have not registered",command);
2022 if ((user->registered == 7) && (!strchr(user->modes,'o')))
2024 std::stringstream dcmds(DisabledCommands);
2025 while (!dcmds.eof())
2027 std::string thiscmd;
2029 if (!strcasecmp(thiscmd.c_str(),command))
2031 // command is disabled!
2032 WriteServ(user->fd,"421 %s %s :This command has been disabled.",user->nick,command);
2037 if ((user->registered == 7) || (!strncmp(command,"USER",4)) || (!strncmp(command,"NICK",4)) || (!strncmp(command,"PASS",4)))
2039 if (cmdlist[i].handler_function)
2042 /* ikky /stats counters */
2045 cmdlist[i].use_count++;
2046 cmdlist[i].total_bytes+=strlen(temp);
2050 FOREACH_RESULT(OnPreCommand(command,command_p,items,user));
2051 if (MOD_RESULT == 1) {
2055 /* WARNING: nothing may come after the
2056 * command handler call, as the handler
2057 * may free the user structure! */
2059 cmdlist[i].handler_function(command_p,items,user);
2065 WriteServ(user->fd,"451 %s :You have not registered",command);
2073 if ((!cmd_found) && (user))
2076 WriteServ(user->fd,"421 %s %s :Unknown command",user->nick,command);
2080 bool removecommands(const char* source)
2082 bool go_again = true;
2086 for (std::deque<command_t>::iterator i = cmdlist.begin(); i != cmdlist.end(); i++)
2088 if (!strcmp(i->source,source))
2090 log(DEBUG,"removecommands(%s) Removing dependent command: %s",i->source,i->command);
2101 void process_buffer(const char* cmdbuf,userrec *user)
2105 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
2111 log(DEFAULT,"*** BUG *** process_buffer was given an invalid parameter");
2118 while (*cmdbuf == ' ') cmdbuf++; // strip leading spaces
2120 strlcpy(cmd,cmdbuf,MAXBUF);
2125 int sl = strlen(cmd)-1;
2126 if ((cmd[sl] == 13) || (cmd[sl] == 10))
2131 if ((cmd[sl] == 13) || (cmd[sl] == 10))
2136 while (cmd[sl] == ' ') // strip trailing spaces
2146 log(DEBUG,"CMDIN: %s %s",user->nick,cmd);
2148 if ((user) && (cmd))
2150 process_command(user,cmd);
2154 void DoSync(serverrec* serv, char* tcp_host)
2157 log(DEBUG,"Sending sync");
2158 // send start of sync marker: Y <timestamp>
2159 // at this point the ircd receiving it starts broadcasting this netburst to all ircds
2160 // except the ones its receiving it from.
2161 snprintf(data,MAXBUF,"%s Y %lu",CreateSum().c_str(),(unsigned long)TIME);
2162 serv->SendPacket(data,tcp_host);
2163 // send users and channels
2165 NetSendMyRoutingTable();
2167 // send all routing table and uline voodoo. The ordering of these commands is IMPORTANT!
2168 for (int j = 0; j < 32; j++)
2172 for (unsigned int k = 0; k < me[j]->connectors.size(); k++)
2174 if (is_uline(me[j]->connectors[k].GetServerName().c_str()))
2176 snprintf(data,MAXBUF,"%s H %s",CreateSum().c_str(),me[j]->connectors[k].GetServerName().c_str());
2177 serv->SendPacket(data,tcp_host);
2183 // send our version for the remote side to cache
2184 snprintf(data,MAXBUF,"%s v %s %s",CreateSum().c_str(),ServerName,GetVersionString().c_str());
2185 serv->SendPacket(data,tcp_host);
2187 // sync the users and channels, give the modules a look-in.
2188 for (user_hash::iterator u = clientlist.begin(); u != clientlist.end(); u++)
2190 snprintf(data,MAXBUF,"%s N %lu %s %s %s %s +%s %s %s :%s",CreateSum().c_str(),(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);
2191 serv->SendPacket(data,tcp_host);
2192 if (strchr(u->second->modes,'o'))
2194 snprintf(data,MAXBUF,"%s | %s %s",CreateSum().c_str(),u->second->nick,u->second->oper);
2195 serv->SendPacket(data,tcp_host);
2197 for (int i = 0; i <= MODCOUNT; i++)
2199 string_list l = modules[i]->OnUserSync(u->second);
2200 for (unsigned int j = 0; j < l.size(); j++)
2202 snprintf(data,MAXBUF,"%s %s",CreateSum().c_str(),l[j].c_str());
2203 serv->SendPacket(data,tcp_host);
2206 char* chl = chlist(u->second,u->second);
2209 snprintf(data,MAXBUF,"%s J %s %s",CreateSum().c_str(),u->second->nick,chl);
2210 serv->SendPacket(data,tcp_host);
2213 // send channel modes, topics etc...
2214 for (chan_hash::iterator c = chanlist.begin(); c != chanlist.end(); c++)
2216 snprintf(data,MAXBUF,"M %s +%s",c->second->name,chanmodes(c->second));
2217 serv->SendPacket(data,tcp_host);
2218 for (int i = 0; i <= MODCOUNT; i++)
2220 string_list l = modules[i]->OnChannelSync(c->second);
2221 for (unsigned int j = 0; j < l.size(); j++)
2223 snprintf(data,MAXBUF,"%s %s",CreateSum().c_str(),l[j].c_str());
2224 serv->SendPacket(data,tcp_host);
2227 if (c->second->topic[0])
2229 snprintf(data,MAXBUF,"%s T %lu %s %s :%s",CreateSum().c_str(),(unsigned long)c->second->topicset,c->second->setby,c->second->name,c->second->topic);
2230 serv->SendPacket(data,tcp_host);
2232 // send current banlist
2234 for (BanList::iterator b = c->second->bans.begin(); b != c->second->bans.end(); b++)
2236 snprintf(data,MAXBUF,"%s M %s +b %s",CreateSum().c_str(),c->second->name,b->data);
2237 serv->SendPacket(data,tcp_host);
2240 // sync global zlines, glines, etc
2241 sync_xlines(serv,tcp_host);
2243 snprintf(data,MAXBUF,"%s F %lu",CreateSum().c_str(),(unsigned long)TIME);
2244 serv->SendPacket(data,tcp_host);
2245 log(DEBUG,"Sent sync");
2246 // ircd sends its serverlist after the end of sync here
2250 void NetSendMyRoutingTable()
2252 // send out a line saying what is reachable to us.
2253 // E.g. if A is linked to B C and D, send out:
2255 // if its only linked to B and D send out:
2257 // if it has no links, dont even send out the line at all.
2258 char buffer[MAXBUF];
2259 snprintf(buffer,MAXBUF,"$ %s",ServerName);
2260 bool sendit = false;
2261 for (int i = 0; i < 32; i++)
2265 for (unsigned int j = 0; j < me[i]->connectors.size(); j++)
2267 if ((me[i]->connectors[j].GetState() != STATE_DISCONNECTED) || (is_uline(me[i]->connectors[j].GetServerName().c_str())))
2269 strlcat(buffer," ",MAXBUF);
2270 strlcat(buffer,me[i]->connectors[j].GetServerName().c_str(),MAXBUF);
2277 NetSendToAll(buffer);
2281 void DoSplit(const char* params)
2283 bool go_again = true;
2288 for (int i = 0; i < 32; i++)
2292 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2294 if (!strcasecmp(j->GetServerName().c_str(),params))
2296 log(DEBUG,"Removing %s",j->GetServerName().c_str());
2298 j->CloseConnection();
2299 me[i]->connectors.erase(j);
2310 log(DEBUG,"No clients to remove.");
2313 log(DEBUG,"Removed server. Will remove clients...");
2314 // iterate through the userlist and remove all users on this server.
2315 // because we're dealing with a mesh, we dont have to deal with anything
2316 // "down-route" from this server (nice huh)
2318 char reason[MAXBUF];
2319 snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2323 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2325 if (!strcasecmp(u->second->server,params))
2327 kill_link(u->second,reason);
2333 has_been_netsplit = true;
2334 log(DEBUG,"Removed clients (DoSplit)");
2337 // removes a server. Will NOT remove its users!
2339 void RemoveServer(const char* name)
2341 bool go_again = true;
2345 for (int i = 0; i < 32; i++)
2349 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2351 if (!strcasecmp(j->GetServerName().c_str(),name))
2354 j->CloseConnection();
2355 me[i]->connectors.erase(j);
2366 char MODERR[MAXBUF];
2373 void erase_factory(int j)
2376 for (std::vector<ircd_module*>::iterator t = factory.begin(); t != factory.end(); t++)
2381 factory.push_back(NULL);
2388 void erase_module(int j)
2391 for (std::vector<Module*>::iterator m = modules.begin(); m!= modules.end(); m++)
2397 modules.push_back(NULL);
2403 for (std::vector<std::string>::iterator v = module_names.begin(); v != module_names.end(); v++)
2407 module_names.erase(v);
2415 bool UnloadModule(const char* filename)
2417 std::string filename_str = filename;
2418 for (unsigned int j = 0; j != module_names.size(); j++)
2420 if (module_names[j] == filename_str)
2422 if (modules[j]->GetVersion().Flags & VF_STATIC)
2424 log(DEFAULT,"Failed to unload STATIC module %s",filename);
2425 snprintf(MODERR,MAXBUF,"Module not unloadable (marked static)");
2428 FOREACH_MOD OnUnloadModule(modules[j],module_names[j]);
2430 log(DEBUG,"Deleting module...");
2432 log(DEBUG,"Erasing module entry...");
2434 log(DEBUG,"Removing dependent commands...");
2435 removecommands(filename);
2436 log(DEFAULT,"Module %s unloaded",filename);
2441 log(DEFAULT,"Module %s is not loaded, cannot unload it!",filename);
2442 snprintf(MODERR,MAXBUF,"Module not loaded");
2446 bool LoadModule(const char* filename)
2448 char modfile[MAXBUF];
2450 snprintf(modfile,MAXBUF,"%s",filename);
2452 snprintf(modfile,MAXBUF,"%s/%s",ModPath,filename);
2454 std::string filename_str = filename;
2456 if (!DirValid(modfile))
2458 log(DEFAULT,"Module %s is not within the modules directory.",modfile);
2459 snprintf(MODERR,MAXBUF,"Module %s is not within the modules directory.",modfile);
2463 log(DEBUG,"Loading module: %s",modfile);
2465 if (FileExists(modfile))
2468 for (unsigned int j = 0; j < module_names.size(); j++)
2470 if (module_names[j] == filename_str)
2472 log(DEFAULT,"Module %s is already loaded, cannot load a module twice!",modfile);
2473 snprintf(MODERR,MAXBUF,"Module already loaded");
2477 ircd_module* a = new ircd_module(modfile);
2478 factory[MODCOUNT+1] = a;
2479 if (factory[MODCOUNT+1]->LastError())
2481 log(DEFAULT,"Unable to load %s: %s",modfile,factory[MODCOUNT+1]->LastError());
2482 snprintf(MODERR,MAXBUF,"Loader/Linker error: %s",factory[MODCOUNT+1]->LastError());
2486 if (factory[MODCOUNT+1]->factory)
2488 Module* m = factory[MODCOUNT+1]->factory->CreateModule();
2489 modules[MODCOUNT+1] = m;
2490 /* save the module and the module's classfactory, if
2491 * this isnt done, random crashes can occur :/ */
2492 module_names.push_back(filename);
2496 log(DEFAULT,"Unable to load %s",modfile);
2497 snprintf(MODERR,MAXBUF,"Factory function failed!");
2504 log(DEFAULT,"InspIRCd: startup: Module Not Found %s",modfile);
2505 snprintf(MODERR,MAXBUF,"Module file could not be found");
2510 FOREACH_MOD OnLoadModule(modules[MODCOUNT],filename_str);
2515 bool GotServer(std::string name)
2517 for (int j = 0; j < 32; j++)
2521 for (unsigned int k = 0; k < me[j]->connectors.size(); k++)
2523 if (name == me[j]->connectors[k].GetServerName())
2534 int InspIRCd(char** argv, int argc)
2536 struct sockaddr_in client,server;
2537 char addrs[MAXBUF][255];
2538 int incomingSockfd, result = TRUE;
2542 int selectResult = 0, selectResult2 = 0;
2545 char configToken[MAXBUF], Addr[MAXBUF], Type[MAXBUF];
2548 std::string logpath = GetFullProgDir(argv,argc) + "/ircd.log";
2549 log_file = fopen(logpath.c_str(),"a+");
2552 printf("ERROR: Could not write to logfile %s, bailing!\n\n",logpath.c_str());
2557 printf("Logging to ircd.log...\n");
2559 printf("Logging to %s...\n",logpath.c_str());
2562 log(DEFAULT,"$Id$");
2565 printf("WARNING!!! You are running an irc server as ROOT!!! DO NOT DO THIS!!!\n\n");
2567 log(DEFAULT,"InspIRCd: startup: not starting with UID 0!");
2569 SetupCommandTable();
2570 log(DEBUG,"InspIRCd: startup: default command table set up");
2572 ReadConfig(true,NULL);
2575 printf("WARNING: %s\n\n",DieValue);
2576 log(DEFAULT,"Ut-Oh, somebody didn't read their config file: '%s'",DieValue);
2579 log(DEBUG,"InspIRCd: startup: read config");
2581 AddServerName(ServerName);
2583 int clientportcount = 0, serverportcount = 0;
2585 for (count = 0; count < ConfValueEnum("bind",&config_f); count++)
2587 ConfValue("bind","port",count,configToken,&config_f);
2588 ConfValue("bind","address",count,Addr,&config_f);
2589 ConfValue("bind","type",count,Type,&config_f);
2590 if (!strcmp(Type,"servers"))
2592 char Default[MAXBUF];
2593 strcpy(Default,"no");
2594 ConfValue("bind","default",count,Default,&config_f);
2595 if (strchr(Default,'y'))
2597 defaultRoute = serverportcount;
2598 log(DEBUG,"InspIRCd: startup: binding '%s:%s' is default server route",Addr,configToken);
2600 me[serverportcount] = new serverrec(ServerName,100L,false);
2601 if (!me[serverportcount]->CreateListener(Addr,atoi(configToken)))
2603 log(DEFAULT,"Warning: Failed to bind port %lu",(unsigned long)atoi(configToken));
2604 printf("Warning: Failed to bind port %lu\n",(unsigned long)atoi(configToken));
2613 ports[clientportcount] = atoi(configToken);
2614 strlcpy(addrs[clientportcount],Addr,256);
2617 log(DEBUG,"InspIRCd: startup: read binding %s:%s [%s] from config",Addr,configToken, Type);
2619 portCount = clientportcount;
2620 SERVERportCount = serverportcount;
2622 log(DEBUG,"InspIRCd: startup: read %lu total client ports and %lu total server ports",(unsigned long)portCount,(unsigned long)SERVERportCount);
2623 log(DEBUG,"InspIRCd: startup: InspIRCd is now starting!");
2627 /* BugFix By Craig! :p */
2629 for (count = 0; count < ConfValueEnum("module",&config_f); count++)
2631 ConfValue("module","name",count,configToken,&config_f);
2632 printf("Loading module... \033[1;32m%s\033[0m\n",configToken);
2633 if (!LoadModule(configToken))
2635 log(DEFAULT,"Exiting due to a module loader error.");
2636 printf("\nThere was an error loading a module: %s\n\nYou might want to do './inspircd start' instead of 'bin/inspircd'\n\n",ModuleError());
2640 log(DEFAULT,"Total loaded modules: %lu",(unsigned long)MODCOUNT+1);
2642 startup_time = time(NULL);
2645 ConfValue("pid","file",0,PID,&config_f);
2646 // write once here, to try it out and make sure its ok
2649 /* setup select call */
2651 FD_ZERO(&selectFds);
2653 log(DEBUG,"InspIRCd: startup: zero selects");
2654 log(VERBOSE,"InspIRCd: startup: portCount = %lu", (unsigned long)portCount);
2656 for (count = 0; count < portCount; count++)
2658 if ((openSockfd[boundPortCount] = OpenTCPSocket()) == ERROR)
2660 log(DEBUG,"InspIRCd: startup: bad fd %lu",(unsigned long)openSockfd[boundPortCount]);
2663 if (BindSocket(openSockfd[boundPortCount],client,server,ports[count],addrs[count]) == ERROR)
2665 log(DEFAULT,"InspIRCd: startup: failed to bind port %lu",(unsigned long)ports[count]);
2667 else /* well we at least bound to one socket so we'll continue */
2673 log(DEBUG,"InspIRCd: startup: total bound ports %lu",(unsigned long)boundPortCount);
2675 /* if we didn't bind to anything then abort */
2676 if (boundPortCount == 0)
2678 log(DEFAULT,"InspIRCd: startup: no ports bound, bailing!");
2679 printf("\nERROR: Was not able to bind any of %lu ports! Please check your configuration.\n\n", (unsigned long)portCount);
2684 printf("\nInspIRCd is now running!\n");
2688 log(VERBOSE,"Not forking as -nofork was specified");
2692 if (DaemonSeed() == ERROR)
2694 log(DEFAULT,"InspIRCd: startup: can't daemonise");
2695 printf("ERROR: could not go into daemon mode. Shutting down.\n");
2705 length = sizeof (client);
2706 char tcp_msg[MAXBUF],tcp_host[MAXBUF],tcp_sum[MAXBUF];
2709 tvs.tv_usec = 10000L;
2712 tv.tv_usec = 10000L;
2715 tval.tv_usec = 10000L;
2717 int total_in_this_set = 0;
2718 int i = 0, v = 0, j = 0, cycle_iter = 0;
2719 bool expire_run = false;
2721 cycle_iter = i = j = 0; // stop the compiler whining - these may be marked unused in certain socket engine types
2723 /* main loop, this never returns */
2726 #ifdef _POSIX_PRIORITY_SCHEDULING
2732 // we only read time() once per iteration rather than tons of times!
2738 // *FIX* Instead of closing sockets in kill_link when they receive the ERROR :blah line, we should queue
2739 // them in a list, then reap the list every second or so.
2740 if (((TIME % 5) == 0) && (!expire_run))
2742 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2744 char Link_ServerName[MAXBUF],Link_AConn[MAXBUF];
2745 ConfValue("link","name",i,Link_ServerName,&config_f);
2746 ConfValue("link","autoconnect",i,Link_AConn,&config_f);
2747 if ((Link_AConn[0]) && (!GotServer(Link_ServerName)))
2749 autoconnects::iterator a = autoconns.find(std::string(Link_ServerName));
2750 if (a != autoconns.end())
2752 if (TIME > a->second)
2754 ConnectServer(Link_ServerName,NULL);
2755 a->second = TIME + atoi(Link_AConn);
2762 FOREACH_MOD OnBackgroundTimer(TIME);
2766 if ((TIME % 5) == 1)
2769 // fix by brain - this must be below any manipulation of the hashmap by modules
2770 user_hash::iterator count2 = clientlist.begin();
2772 engine_server_populate;
2773 char remotehost[MAXBUF],resolved[MAXBUF];
2774 length = sizeof (client);
2775 incomingSockfd = accept (me[x]->fd, (sockaddr *) &client, &length);
2776 if (incomingSockfd != -1)
2778 strlcpy(remotehost,(char *)inet_ntoa(client.sin_addr),MAXBUF);
2779 if(CleanAndResolve(resolved, remotehost) != TRUE)
2781 strlcpy(resolved,remotehost,MAXBUF);
2783 // add to this connections ircd_connector vector
2784 // *FIX* - we need the LOCAL port not the remote port in &client!
2785 me[x]->AddIncoming(incomingSockfd,resolved,me[x]->port);
2791 std::deque<std::string> msgs;
2792 std::deque<std::string> sums;
2793 for (int x = 0; x < SERVERportCount; x++)
2796 me[x]->FlushWriteBuffers();
2800 has_been_netsplit = false;
2801 while (me[x]->RecvPacket(msgs, tcp_host, sums)) // returns 0 or more lines (can be multiple lines!)
2803 if (has_been_netsplit)
2805 log(DEBUG,"Netsplit detected in recvpacket, aborting");
2808 for (unsigned int ctr = 0; ctr < msgs.size(); ctr++)
2810 strlcpy(tcp_msg,msgs[ctr].c_str(),MAXBUF);
2811 strlcpy(tcp_sum,sums[ctr].c_str(),MAXBUF);
2812 log(DEBUG,"Processing: %s",tcp_msg);
2815 log(DEBUG,"Invalid string from %s [route%lu]",tcp_host,(unsigned long)x);
2818 // during a netburst, send all data to all other linked servers
2819 if ((((nb_start>0) && (tcp_msg[0] != 'Y') && (tcp_msg[0] != 'X') && (tcp_msg[0] != 'F'))) || (is_uline(tcp_host)))
2821 if (is_uline(tcp_host))
2823 if ((tcp_msg[0] != 'Y') && (tcp_msg[0] != 'X') && (tcp_msg[0] != 'F'))
2825 NetSendToAllExcept_WithSum(tcp_host,tcp_msg,tcp_sum);
2829 NetSendToAllExcept_WithSum(tcp_host,tcp_msg,tcp_sum);
2831 std::string msg = tcp_msg;
2832 FOREACH_MOD OnPacketReceive(msg,tcp_host);
2833 strlcpy(tcp_msg,msg.c_str(),MAXBUF);
2835 handle_link_packet(tcp_msg, tcp_host, me[x], tcp_sum);
2836 if (!me[x]->FindHost(tcp_host))
2838 log(DEBUG,"Connector gone, bailing!");
2846 while (count2 != clientlist.end())
2852 total_in_this_set = 0;
2854 user_hash::iterator xcount = count2;
2855 user_hash::iterator endingiter = count2;
2857 if (count2 == clientlist.end()) break;
2859 userrec* curr = NULL;
2862 curr = count2->second;
2864 if ((long)curr == -1)
2867 if ((curr) && (curr->fd != 0))
2869 #ifdef _POSIX_PRIORITY_SCHEDULING
2872 // assemble up to 64 sockets into an fd_set
2873 // to implement a pooling mechanism.
2875 // This should be up to 64x faster than the
2876 // old implementation.
2878 while (total_in_this_set < 1024)
2880 if (count2 != clientlist.end())
2882 curr = count2->second;
2883 if ((long)curr == -1)
2885 int currfd = curr->fd;
2886 // we don't check the state of remote users.
2887 if ((currfd != -1) && (currfd != FD_MAGIC_NUMBER))
2889 curr->FlushWriteBuf();
2890 if (curr->GetWriteError() != "")
2892 log(DEBUG,"InspIRCd: write error: %s",curr->GetWriteError().c_str());
2893 kill_link(curr,curr->GetWriteError().c_str());
2897 FD_SET (curr->fd, &sfd);
2899 // registration timeout -- didnt send USER/NICK/HOST in the time specified in
2900 // their connection class.
2901 if (((unsigned)TIME > (unsigned)curr->timeout) && (curr->registered != 7))
2903 log(DEBUG,"InspIRCd: registration timeout: %s",curr->nick);
2904 kill_link(curr,"Registration timeout");
2907 if ((TIME > curr->signon) && (curr->registered == 3) && (AllModulesReportReady(curr)))
2909 log(DEBUG,"signon exceed, registered=3, and modules ready, OK");
2910 curr->dns_done = true;
2912 FullConnectUser(curr);
2913 if (fd_ref_table[currfd] != curr) // something changed, bail pronto
2916 if ((curr->dns_done) && (curr->registered == 3) && (AllModulesReportReady(curr))) // both NICK and USER... and DNS
2918 log(DEBUG,"dns done, registered=3, and modules ready, OK");
2919 FullConnectUser(curr);
2920 if (fd_ref_table[currfd] != curr) // something changed, bail pronto
2923 if ((TIME > curr->nping) && (isnick(curr->nick)) && (curr->registered == 7))
2925 if ((!curr->lastping) && (curr->registered == 7))
2927 log(DEBUG,"InspIRCd: ping timeout: %s",curr->nick);
2928 kill_link(curr,"Ping timeout");
2931 Write(curr->fd,"PING :%s",ServerName);
2932 log(DEBUG,"InspIRCd: pinging: %s",curr->nick);
2934 curr->nping = TIME+curr->pingmax; // was hard coded to 120
2938 total_in_this_set++;
2942 endingiter = count2;
2943 count2 = xcount; // roll back to where we were
2945 // KQUEUE and EPOLL: We don't go through a loop to fill the fd_set so instead we must manually do this loop every now and again.
2946 // TODO: We dont need to do all this EVERY loop iteration, tone down the visits to this if we're using kqueue.
2948 if (cycle_iter > 20) while (count2 != clientlist.end())
2951 if (count2 != clientlist.end())
2953 curr = count2->second;
2954 if ((long)curr == -1)
2956 int currfd = curr->fd;
2957 // we don't check the state of remote users.
2958 if ((currfd != -1) && (currfd != FD_MAGIC_NUMBER))
2961 curr->FlushWriteBuf();
2962 if (curr->GetWriteError() != "")
2964 log(DEBUG,"InspIRCd: write error: %s",curr->GetWriteError().c_str());
2965 kill_link(curr,curr->GetWriteError().c_str());
2969 // registration timeout -- didnt send USER/NICK/HOST in the time specified in
2970 // their connection class.
2971 if (((unsigned)TIME > (unsigned)curr->timeout) && (curr->registered != 7))
2973 log(DEBUG,"InspIRCd: registration timeout: %s",curr->nick);
2974 kill_link(curr,"Registration timeout");
2978 if ((TIME > curr->signon) && (curr->registered == 3) && (AllModulesReportReady(curr)))
2980 log(DEBUG,"signon exceed, registered=3, and modules ready, OK: %d %d",TIME,curr->signon);
2981 curr->dns_done = true;
2983 FullConnectUser(curr);
2984 if (fd_ref_table[currfd] != curr) // something changed, bail pronto
2987 if ((curr->dns_done) && (curr->registered == 3) && (AllModulesReportReady(curr)))
2989 log(DEBUG,"dns done, registered=3, and modules ready, OK");
2990 FullConnectUser(curr);
2991 if (fd_ref_table[currfd] != curr) // something changed, bail pronto
2994 if ((TIME > curr->nping) && (isnick(curr->nick)) && (curr->registered == 7))
2996 if ((!curr->lastping) && (curr->registered == 7))
2998 log(DEBUG,"InspIRCd: ping timeout: %s",curr->nick);
2999 kill_link(curr,"Ping timeout");
3002 Write(curr->fd,"PING :%s",ServerName);
3003 log(DEBUG,"InspIRCd: pinging: %s",curr->nick);
3005 curr->nping = TIME+curr->pingmax; // was hard coded to 120
3012 // increment the counter right to the end of the list, as kqueue processes everything in one go
3018 #ifdef _POSIX_PRIORITY_SCHEDULING
3024 log(DEBUG,"Data waiting on socket %d",cu->fd);
3027 FOREACH_RESULT(OnRawSocketRead(cu->fd,data,65535,result2));
3030 result = cu->ReadData(data, 65535);
3034 log(DEBUG,"Data result returned by module: %d",MOD_RESULT);
3037 log(DEBUG,"Read result: %d",result);
3040 statsRecv += result;
3041 // perform a check on the raw buffer as an array (not a string!) to remove
3042 // characters 0 and 7 which are illegal in the RFC - replace them with spaces.
3043 // hopefully this should stop even more people whining about "Unknown command: *"
3044 for (int checker = 0; checker < result; checker++)
3046 if ((data[checker] == 0) || (data[checker] == 7))
3047 data[checker] = ' ';
3050 data[result] = '\0';
3051 userrec* current = cu;
3052 int currfd = current->fd;
3054 // add the data to the users buffer
3056 if (!current->AddBuffer(data))
3058 // AddBuffer returned false, theres too much data in the user's buffer and theyre up to no good.
3059 if (current->registered == 7)
3061 kill_link(current,"RecvQ exceeded");
3065 WriteOpers("*** Excess flood from %s",current->ip);
3066 log(DEFAULT,"Excess flood from: %s",current->ip);
3067 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
3072 if (current->recvq.length() > (unsigned)NetBufferSize)
3074 if (current->registered == 7)
3076 kill_link(current,"RecvQ exceeded");
3080 WriteOpers("*** Excess flood from %s",current->ip);
3081 log(DEFAULT,"Excess flood from: %s",current->ip);
3082 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
3087 // while there are complete lines to process...
3088 while (current->BufferIsReady())
3091 if (TIME > current->reset_due)
3093 current->reset_due = TIME + current->threshold;
3094 current->lines_in = 0;
3096 current->lines_in++;
3097 if (current->lines_in > current->flood)
3099 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
3100 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
3101 kill_link(current,"Excess flood");
3104 if ((floodlines > current->flood) && (current->flood != 0))
3106 if (current->registered == 7)
3108 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
3109 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
3110 kill_link(current,"Excess flood");
3114 add_zline(120,ServerName,"Flood from unregistered connection",current->ip);
3119 char sanitized[MAXBUF];
3120 // use GetBuffer to copy single lines into the sanitized string
3121 std::string single_line = current->GetBuffer();
3122 current->bytes_in += single_line.length();
3124 if (single_line.length()>512)
3126 log(DEFAULT,"Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
3127 WriteOpers("*** Excess flood from: %s!%s@%s",current->nick,current->ident,current->host);
3128 kill_link(current,"Excess flood");
3131 strlcpy(sanitized,single_line.c_str(),MAXBUF);
3134 userrec* old_comp = fd_ref_table[currfd];
3135 // we're gonna re-scan to check if the nick is gone, after every
3136 // command - if it has, we're gonna bail
3137 process_buffer(sanitized,current);
3138 // look for the user's record in case it's changed... if theyve quit,
3139 // we cant do anything more with their buffer, so bail.
3140 // there used to be an ugly, slow loop here. Now we have a reference
3141 // table, life is much easier (and FASTER)
3142 userrec* new_comp = fd_ref_table[currfd];
3143 if ((currfd < 0) || (!fd_ref_table[currfd]) || (old_comp != new_comp))
3151 if ((result == -1) && (errno != EAGAIN) && (errno != EINTR))
3153 log(DEBUG,"killing: %s",cu->nick);
3154 kill_link(cu,strerror(errno));
3158 // result EAGAIN means nothing read
3159 if (result == EAGAIN)
3167 else if (result > 0)
3172 for (int q = 0; q < total_in_this_set; q++)
3178 #ifdef _POSIX_PRIORITY_SCHEDULING
3184 char target[MAXBUF], resolved[MAXBUF];
3185 length = sizeof (client);
3186 incomingSockfd = accept (openSockfd[count], (struct sockaddr *) &client, &length);
3188 strlcpy (target, (char *) inet_ntoa (client.sin_addr), MAXBUF);
3189 strlcpy (resolved, target, MAXBUF);
3191 if (incomingSockfd < 0)
3193 WriteOpers("*** WARNING: Accept failed on port %lu (%s)",(unsigned long)ports[count],target);
3194 log(DEBUG,"InspIRCd: accept failed: %lu",(unsigned long)ports[count]);
3199 FOREACH_MOD OnRawSocketAccept(incomingSockfd, resolved, ports[count]);
3201 AddClient(incomingSockfd, resolved, ports[count], false, inet_ntoa (client.sin_addr));
3202 log(DEBUG,"InspIRCd: adding client on port %lu fd=%lu",(unsigned long)ports[count],(unsigned long)incomingSockfd);
3209 #ifdef _POSIX_PRIORITY_SCHEDULING
3215 close (incomingSockfd);