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 * ---------------------------------------------------
18 #include "inspircd_io.h"
19 #include "inspircd_util.h"
20 #include "inspircd_config.h"
23 #include <sys/errno.h>
24 #include <sys/ioctl.h>
25 #include <sys/utsname.h>
30 #include <ext/hash_map>
42 #include <sys/types.h>
44 #include <sys/resource.h>
47 #define RUSAGE_CHILDREN -1
49 #include "connection.h"
60 #include "inspstring.h"
64 #define nspace __gnu_cxx
72 extern std::vector<Module*> modules;
73 extern std::vector<ircd_module*> factory;
76 extern char ServerName[MAXBUF];
77 extern char Network[MAXBUF];
78 extern char ServerDesc[MAXBUF];
79 extern char AdminName[MAXBUF];
80 extern char AdminEmail[MAXBUF];
81 extern char AdminNick[MAXBUF];
82 extern char diepass[MAXBUF];
83 extern char restartpass[MAXBUF];
84 extern char motd[MAXBUF];
85 extern char rules[MAXBUF];
86 extern char list[MAXBUF];
87 extern char PrefixQuit[MAXBUF];
88 extern char DieValue[MAXBUF];
91 extern int WHOWAS_STALE;
92 extern int WHOWAS_MAX;
94 extern time_t startup_time;
95 extern int NetBufferSize;
96 extern int MaxWhoResults;
97 extern time_t nb_start;
103 extern std::vector<std::string> module_names;
105 extern char MyExecutable[1024];
106 extern int boundPortCount;
107 extern int portCount;
108 extern int UDPportCount;
109 extern int ports[MAXSOCKS];
110 extern int defaultRoute;
112 extern std::vector<long> auth_cookies;
113 extern std::stringstream config_f;
115 extern serverrec* me[32];
117 extern FILE *log_file;
119 extern ClassVector Classes;
121 const long duration_m = 60;
122 const long duration_h = duration_m * 60;
123 const long duration_d = duration_h * 24;
124 const long duration_w = duration_d * 7;
125 const long duration_y = duration_w * 52;
130 template<> struct hash<in_addr>
132 template<> struct nspace::hash<in_addr>
135 size_t operator()(const struct in_addr &a) const
138 memcpy(&q,&a,sizeof(size_t));
143 template<> struct hash<string>
145 template<> struct nspace::hash<string>
148 size_t operator()(const string &s) const
151 static struct hash<const char *> strhash;
152 strlcpy(a,s.c_str(),MAXBUF);
163 bool operator()(const string& s1, const string& s2) const
165 char a[MAXBUF],b[MAXBUF];
166 strlcpy(a,s1.c_str(),MAXBUF);
167 strlcpy(b,s2.c_str(),MAXBUF);
170 return (strcasecmp(a,b) == 0);
175 struct InAddr_HashComp
178 bool operator()(const in_addr &s1, const in_addr &s2) const
183 memcpy(&q,&s1,sizeof(size_t));
184 memcpy(&p,&s2,sizeof(size_t));
192 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
193 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
194 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
195 typedef std::deque<command_t> command_table;
198 extern user_hash clientlist;
199 extern chan_hash chanlist;
200 extern user_hash whowas;
201 extern command_table cmdlist;
202 extern file_cache MOTD;
203 extern file_cache RULES;
204 extern address_cache IP;
206 extern std::vector<userrec*> all_opers;
208 // This table references users by file descriptor.
209 // its an array to make it VERY fast, as all lookups are referenced
210 // by an integer, meaning there is no need for a scan/search operation.
211 extern userrec* fd_ref_table[65536];
213 extern int statsAccept,statsRefused,statsUnknown,statsCollisions,statsDns,statsDnsGood,statsDnsBad,statsConnects,statsSent,statsRecv;
215 void handle_join(char **parameters, int pcnt, userrec *user)
219 if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
221 if (parameters[0][0] == '#')
223 Ptr = add_channel(user,parameters[0],parameters[1],false);
228 void handle_part(char **parameters, int pcnt, userrec *user)
232 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
234 del_channel(user,parameters[0],parameters[1],false);
238 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
240 del_channel(user,parameters[0],NULL,false);
244 void handle_kick(char **parameters, int pcnt, userrec *user)
246 chanrec* Ptr = FindChan(parameters[0]);
247 userrec* u = Find(parameters[1]);
251 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
255 if (!has_channel(user,Ptr))
257 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
265 strlcpy(reason,parameters[2],MAXBUF);
266 if (strlen(reason)>MAXKICK)
268 reason[MAXKICK-1] = '\0';
271 kick_channel(user,u,Ptr,reason);
275 strlcpy(reason,user->nick,MAXBUF);
276 kick_channel(user,u,Ptr,reason);
279 // this must be propogated so that channel membership is kept in step network-wide
281 snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
282 NetSendToAll(buffer);
285 void handle_loadmodule(char **parameters, int pcnt, userrec *user)
287 if (LoadModule(parameters[0]))
289 WriteOpers("*** NEW MODULE: %s",parameters[0]);
290 WriteServ(user->fd,"975 %s %s :Module successfully loaded.",user->nick, parameters[0]);
294 WriteServ(user->fd,"974 %s %s :Failed to load module: %s",user->nick, parameters[0],ModuleError());
298 void handle_unloadmodule(char **parameters, int pcnt, userrec *user)
300 if (UnloadModule(parameters[0]))
302 WriteOpers("*** MODULE UNLOADED: %s",parameters[0]);
303 WriteServ(user->fd,"973 %s %s :Module successfully unloaded.",user->nick, parameters[0]);
307 WriteServ(user->fd,"972 %s %s :Failed to unload module: %s",user->nick, parameters[0],ModuleError());
311 void handle_die(char **parameters, int pcnt, userrec *user)
313 log(DEBUG,"die: %s",user->nick);
314 if (!strcmp(parameters[0],diepass))
316 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
322 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
326 void handle_restart(char **parameters, int pcnt, userrec *user)
329 log(DEFAULT,"Restart: %s",user->nick);
330 if (!strcmp(parameters[0],restartpass))
332 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
334 argv[0] = MyExecutable;
346 // close ALL file descriptors
347 send_error("Server restarting.");
349 for (int i = 0; i < 65536; i++)
352 struct linger linger = { 0 };
353 setsockopt(i, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
356 setsockopt(i, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
362 execv(MyExecutable,argv);
368 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
372 void handle_kill(char **parameters, int pcnt, userrec *user)
374 userrec *u = Find(parameters[0]);
375 char killreason[MAXBUF];
377 log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
380 log(DEBUG,"into kill mechanism");
382 FOREACH_RESULT(OnKill(user,u,parameters[1]));
384 log(DEBUG,"A module prevented the kill with result %d",MOD_RESULT);
388 if (strcmp(ServerName,u->server))
391 WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
392 snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
393 WriteCommonExcept(u,"QUIT :%s",killreason);
394 // K token must go to ALL servers!!!
396 snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
397 NetSendToAll(buffer);
399 user_hash::iterator iter = clientlist.find(u->nick);
400 if (iter != clientlist.end())
402 log(DEBUG,"deleting user hash value %d",iter->second);
403 clientlist.erase(iter);
405 if (u->registered == 7)
407 purge_empty_chans(u);
410 fd_ref_table[u->fd] = NULL;
416 log(DEFAULT,"LOCAL KILL: %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
417 WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
418 WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
419 snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
420 kill_link(u,killreason);
425 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
429 void handle_summon(char **parameters, int pcnt, userrec *user)
431 WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
434 void handle_users(char **parameters, int pcnt, userrec *user)
436 WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
439 void handle_pass(char **parameters, int pcnt, userrec *user)
441 // Check to make sure they havnt registered -- Fix by FCS
442 if (user->registered == 7)
444 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
447 strlcpy(user->password,parameters[0],MAXBUF);
448 if (!strcasecmp(parameters[0],Passwd(user)))
450 user->haspassed = true;
454 void handle_invite(char **parameters, int pcnt, userrec *user)
456 userrec* u = Find(parameters[0]);
457 chanrec* c = FindChan(parameters[1]);
463 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
469 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
478 if (cstatus(user,c) < STATUS_HOP)
480 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
484 if (has_channel(u,c))
486 WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
489 if (!has_channel(user,c))
491 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
496 FOREACH_RESULT(OnUserPreInvite(user,u,c));
497 if (MOD_RESULT == 1) {
501 u->InviteTo(c->name);
502 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
503 WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
505 // i token must go to ALL servers!!!
507 snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
508 NetSendToAll(buffer);
511 void handle_topic(char **parameters, int pcnt, userrec *user)
517 if (strlen(parameters[0]) <= CHANMAX)
519 Ptr = FindChan(parameters[0]);
522 if (((Ptr) && (!has_channel(user,Ptr))) && (Ptr->secret))
524 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
529 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
530 WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
534 WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
539 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
546 if (strlen(parameters[0]) <= CHANMAX)
548 Ptr = FindChan(parameters[0]);
551 if ((Ptr) && (!has_channel(user,Ptr)))
553 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
556 if ((Ptr->topiclock) && (cstatus(user,Ptr)<STATUS_HOP))
558 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
563 strlcpy(topic,parameters[1],MAXBUF);
564 if (strlen(topic)>MAXTOPIC)
566 topic[MAXTOPIC-1] = '\0';
569 if (!strcasecmp(user->server,ServerName))
572 FOREACH_RESULT(OnLocalTopicChange(user,Ptr,topic));
577 strlcpy(Ptr->topic,topic,MAXBUF);
578 strlcpy(Ptr->setby,user->nick,NICKMAX);
579 Ptr->topicset = TIME;
580 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
582 // t token must go to ALL servers!!!
584 snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
585 NetSendToAll(buffer);
589 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
595 void handle_names(char **parameters, int pcnt, userrec *user)
601 WriteServ(user->fd,"366 %s * :End of /NAMES list.",user->nick);
605 if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
607 c = FindChan(parameters[0]);
610 if (((c) && (!has_channel(user,c))) && (c->secret))
612 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
616 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
620 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
624 void handle_privmsg(char **parameters, int pcnt, userrec *user)
629 user->idle_lastmsg = TIME;
631 if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
633 if (parameters[0][0] == '#')
635 chan = FindChan(parameters[0]);
638 if ((chan->noexternal) && (!has_channel(user,chan)))
640 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
643 if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
645 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
651 std::string temp = parameters[1];
652 FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
656 parameters[1] = (char*)temp.c_str();
658 ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
660 // if any users of this channel are on remote servers, broadcast the packet
662 snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
663 NetSendToCommon(user,buffer);
667 /* no such nick/channel */
668 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
673 dest = Find(parameters[0]);
676 if (strcmp(dest->awaymsg,""))
678 /* auto respond with aweh msg */
679 WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
684 std::string temp = parameters[1];
685 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
689 parameters[1] = (char*)temp.c_str();
693 if (!strcmp(dest->server,user->server))
695 // direct write, same server
696 WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
701 snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
702 NetSendToOne(dest->server,buffer);
707 /* no such nick/channel */
708 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
712 void handle_notice(char **parameters, int pcnt, userrec *user)
717 user->idle_lastmsg = TIME;
719 if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
721 if (parameters[0][0] == '#')
723 chan = FindChan(parameters[0]);
726 if ((chan->noexternal) && (!has_channel(user,chan)))
728 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
731 if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
733 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
739 std::string temp = parameters[1];
740 FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
744 parameters[1] = (char*)temp.c_str();
746 ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
748 // if any users of this channel are on remote servers, broadcast the packet
750 snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
751 NetSendToCommon(user,buffer);
755 /* no such nick/channel */
756 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
761 dest = Find(parameters[0]);
766 std::string temp = parameters[1];
767 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
771 parameters[1] = (char*)temp.c_str();
773 if (!strcmp(dest->server,user->server))
775 // direct write, same server
776 WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
781 snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
782 NetSendToOne(dest->server,buffer);
787 /* no such nick/channel */
788 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
792 void handle_server(char **parameters, int pcnt, userrec *user)
794 WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
795 WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
798 void handle_info(char **parameters, int pcnt, userrec *user)
800 WriteServ(user->fd,"371 %s :. o O (The Inspire Internet Relay Chat Server) O o .",user->nick);
801 WriteServ(user->fd,"371 %s : ",user->nick);
802 WriteServ(user->fd,"371 %s :Core developers: Craig Edwards (Brain)",user->nick);
803 WriteServ(user->fd,"371 %s : Craig McLure",user->nick);
804 WriteServ(user->fd,"371 %s : ",user->nick);
805 WriteServ(user->fd,"371 %s :Contributors: typobox43",user->nick);
806 WriteServ(user->fd,"371 %s : w00t",user->nick);
807 WriteServ(user->fd,"371 %s : Om",user->nick);
808 WriteServ(user->fd,"371 %s : Jazza",user->nick);
809 WriteServ(user->fd,"371 %s : ",user->nick);
810 WriteServ(user->fd,"371 %s :Testers: CC",user->nick);
811 WriteServ(user->fd,"371 %s : Piggles",user->nick);
812 WriteServ(user->fd,"371 %s : Foamy",user->nick);
813 WriteServ(user->fd,"371 %s : Hart",user->nick);
814 WriteServ(user->fd,"371 %s : RageD",user->nick);
815 WriteServ(user->fd,"371 %s : [ed]",user->nick);
816 WriteServ(user->fd,"371 %s : Azhrarn",user->nick);
817 WriteServ(user->fd,"371 %s : nenolod",user->nick);
818 WriteServ(user->fd,"371 %s : luigiman",user->nick);
819 WriteServ(user->fd,"371 %s : Chu",user->nick);
820 WriteServ(user->fd,"371 %s : aquanight",user->nick);
821 WriteServ(user->fd,"371 %s : xptek",user->nick);
822 WriteServ(user->fd,"371 %s : Grantlinks",user->nick);
823 WriteServ(user->fd,"371 %s : Rob",user->nick);
824 WriteServ(user->fd,"371 %s : angelic",user->nick);
825 WriteServ(user->fd,"371 %s : Jason",user->nick);
826 WriteServ(user->fd,"371 %s : ",user->nick);
827 WriteServ(user->fd,"371 %s :Thanks to irc-junkie and searchirc",user->nick);
828 WriteServ(user->fd,"371 %s :for the nice comments and the help",user->nick);
829 WriteServ(user->fd,"371 %s :you gave us in attracting users to",user->nick);
830 WriteServ(user->fd,"371 %s :this software.",user->nick);
831 WriteServ(user->fd,"371 %s : ",user->nick);
832 WriteServ(user->fd,"371 %s :Best experienced with: An IRC client.",user->nick);
833 FOREACH_MOD OnInfo(user);
834 WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
837 void handle_time(char **parameters, int pcnt, userrec *user)
840 struct tm * timeinfo;
843 timeinfo = localtime ( &rawtime );
844 WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
848 void handle_whois(char **parameters, int pcnt, userrec *user)
852 if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
854 dest = Find(parameters[0]);
857 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
858 if (dest->registered == 7)
860 WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
861 if ((user == dest) || (strchr(user->modes,'o')))
863 WriteServ(user->fd,"378 %s %s :is connecting from *@%s",user->nick, dest->nick, dest->host);
865 char* cl = chlist(dest,user);
868 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, cl);
870 WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
871 if (strcmp(dest->awaymsg,""))
873 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
875 if ((strchr(dest->modes,'o')) && (strcmp(dest->oper,"")))
877 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
878 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
880 FOREACH_MOD OnWhois(user,dest);
881 if (!strcasecmp(user->server,dest->server))
883 // idle time and signon line can only be sent if youre on the same server (according to RFC)
884 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
887 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
891 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
896 /* no such nick/channel */
897 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
901 void handle_quit(char **parameters, int pcnt, userrec *user)
903 user_hash::iterator iter = clientlist.find(user->nick);
906 if (user->registered == 7)
908 /* theres more to do here, but for now just close the socket */
911 if (parameters[0][0] == ':')
915 reason = parameters[0];
917 if (strlen(reason)>MAXQUIT)
919 reason[MAXQUIT-1] = '\0';
922 Write(user->fd,"ERROR :Closing link (%s@%s) [%s%s]",user->ident,user->host,PrefixQuit,parameters[0]);
923 WriteOpers("*** Client exiting: %s!%s@%s [%s%s]",user->nick,user->ident,user->host,PrefixQuit,parameters[0]);
924 WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
927 snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
928 NetSendToAll(buffer);
932 Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
933 WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
934 WriteCommonExcept(user,"QUIT :Client exited");
937 snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
938 NetSendToAll(buffer);
940 FOREACH_MOD OnUserQuit(user);
944 FOREACH_MOD OnUserDisconnect(user);
946 /* push the socket on a stack of sockets due to be closed at the next opportunity */
949 shutdown(user->fd,2);
953 if (iter != clientlist.end())
955 clientlist.erase(iter);
958 if (user->registered == 7) {
959 purge_empty_chans(user);
962 fd_ref_table[user->fd] = NULL;
966 void handle_who(char **parameters, int pcnt, userrec *user)
971 /* theres more to do here, but for now just close the socket */
974 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
976 if (user->chans[0].channel)
979 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
981 Ptr = i->second->chans[0].channel;
982 // suggested by phidjit and FCS
983 if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
987 if (strcmp(i->second->awaymsg, "")) {
988 strlcat(tmp, "G", 9);
990 strlcat(tmp, "H", 9);
992 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
993 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, Ptr ? Ptr->name : "*", i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname);
995 if (n_list > MaxWhoResults)
1002 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
1006 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1010 if (parameters[0][0] == '#')
1012 Ptr = FindChan(parameters[0]);
1015 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1017 if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
1019 // Fix Bug #29 - Part 2..
1021 if (strcmp(i->second->awaymsg, "")) {
1022 strlcat(tmp, "G", 9);
1024 strlcat(tmp, "H", 9);
1026 if (strchr(i->second->modes,'o')) { strlcat(tmp, "*", 9); }
1027 strlcat(tmp, cmode(i->second, Ptr),5);
1028 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, Ptr->name, i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname);
1031 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1035 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
1040 userrec* u = Find(parameters[0]);
1043 // Bug Fix #29 -- Part 29..
1045 if (strcmp(u->awaymsg, "")) {
1046 strlcat(tmp, "G" ,9);
1048 strlcat(tmp, "H" ,9);
1050 if (strchr(u->modes,'o')) { strlcat(tmp, "*" ,9); }
1051 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->chans[0].channel ? u->chans[0].channel->name
1052 : "*", u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
1054 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1059 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
1061 for (std::vector<userrec*>::iterator i = all_opers.begin(); i != all_opers.end(); i++)
1063 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1064 // But i'm a poor bastard with nothing better to do.
1067 if (strcmp(oper->awaymsg, "")) {
1068 strlcat(tmp, "G" ,9);
1070 strlcat(tmp, "H" ,9);
1072 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s", user->nick, oper->chans[0].channel ? oper->chans[0].channel->name
1073 : "*", oper->ident, oper->dhost, oper->server, oper->nick, tmp, oper->fullname);
1075 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1081 void handle_wallops(char **parameters, int pcnt, userrec *user)
1083 WriteWallOps(user,false,"%s",parameters[0]);
1086 void handle_list(char **parameters, int pcnt, userrec *user)
1088 WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1089 for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1091 // if the channel is not private/secret, OR the user is on the channel anyway
1092 if (((!i->second->c_private) && (!i->second->secret)) || (has_channel(user,i->second)))
1094 WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1097 WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1101 void handle_rehash(char **parameters, int pcnt, userrec *user)
1103 WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1104 ReadConfig(false,user);
1105 FOREACH_MOD OnRehash();
1106 WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1109 void handle_lusers(char **parameters, int pcnt, userrec *user)
1111 WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1112 WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1113 WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1114 WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1115 WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1118 void handle_admin(char **parameters, int pcnt, userrec *user)
1120 WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1121 WriteServ(user->fd,"257 %s :Name - %s",user->nick,AdminName);
1122 WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1123 WriteServ(user->fd,"258 %s :E-Mail - %s",user->nick,AdminEmail);
1126 void handle_ping(char **parameters, int pcnt, userrec *user)
1128 WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1131 void handle_pong(char **parameters, int pcnt, userrec *user)
1133 // set the user as alive so they survive to next ping
1137 void handle_motd(char **parameters, int pcnt, userrec *user)
1142 void handle_rules(char **parameters, int pcnt, userrec *user)
1147 void handle_user(char **parameters, int pcnt, userrec *user)
1149 if (user->registered < 3)
1151 if (isident(parameters[0]) == 0) {
1152 // This kinda Sucks, According to the RFC thou, its either this,
1153 // or "You have already registered" :p -- Craig
1154 WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1157 strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1158 strlcat(user->ident,parameters[0],IDENTMAX);
1159 strlcpy(user->fullname,parameters[3],128);
1160 user->registered = (user->registered | 1);
1165 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1168 /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1169 if (user->registered == 3)
1171 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1172 FOREACH_MOD OnUserRegister(user);
1177 void handle_userhost(char **parameters, int pcnt, userrec *user)
1179 char Return[MAXBUF],junk[MAXBUF];
1180 snprintf(Return,MAXBUF,"302 %s :",user->nick);
1181 for (int i = 0; i < pcnt; i++)
1183 userrec *u = Find(parameters[i]);
1186 if (strchr(u->modes,'o'))
1188 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1189 strlcat(Return,junk,MAXBUF);
1193 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1194 strlcat(Return,junk,MAXBUF);
1198 WriteServ(user->fd,Return);
1202 void handle_ison(char **parameters, int pcnt, userrec *user)
1204 char Return[MAXBUF];
1205 snprintf(Return,MAXBUF,"303 %s :",user->nick);
1206 for (int i = 0; i < pcnt; i++)
1208 userrec *u = Find(parameters[i]);
1211 strlcat(Return,u->nick,MAXBUF);
1212 strlcat(Return," ",MAXBUF);
1215 WriteServ(user->fd,Return);
1219 void handle_away(char **parameters, int pcnt, userrec *user)
1223 strlcpy(user->awaymsg,parameters[0],512);
1224 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1228 strlcpy(user->awaymsg,"",512);
1229 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1233 void handle_whowas(char **parameters, int pcnt, userrec* user)
1235 user_hash::iterator i = whowas.find(parameters[0]);
1237 if (i == whowas.end())
1239 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1240 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1244 time_t rawtime = i->second->signon;
1248 timeinfo = localtime(&rawtime);
1249 strlcpy(b,asctime(timeinfo),MAXBUF);
1250 b[strlen(b)-1] = '\0';
1252 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1253 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1254 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1259 void handle_trace(char **parameters, int pcnt, userrec *user)
1261 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1265 if (isnick(i->second->nick))
1267 if (strchr(i->second->modes,'o'))
1269 WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1273 WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1278 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1284 void handle_modules(char **parameters, int pcnt, userrec *user)
1286 for (int i = 0; i < module_names.size(); i++)
1288 Version V = modules[i]->GetVersion();
1289 char modulename[MAXBUF];
1290 char flagstate[MAXBUF];
1291 strcpy(flagstate,"");
1292 if (V.Flags & VF_STATIC)
1293 strlcat(flagstate,", static",MAXBUF);
1294 if (V.Flags & VF_VENDOR)
1295 strlcat(flagstate,", vendor",MAXBUF);
1296 if (V.Flags & VF_COMMON)
1297 strlcat(flagstate,", common",MAXBUF);
1298 if (V.Flags & VF_SERVICEPROVIDER)
1299 strlcat(flagstate,", service provider",MAXBUF);
1301 strcpy(flagstate," <no flags>");
1302 strlcpy(modulename,module_names[i].c_str(),256);
1303 if (strchr(user->modes,'o'))
1305 WriteServ(user->fd,"900 %s :0x%08lx %d.%d.%d.%d %s (%s)",user->nick,modules[i],V.Major,V.Minor,V.Revision,V.Build,CleanFilename(modulename),flagstate+2);
1309 WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
1312 WriteServ(user->fd,"901 %s :End of MODULES list",user->nick);
1315 void handle_stats(char **parameters, int pcnt, userrec *user)
1317 char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1322 if (strlen(parameters[0])>1)
1324 /* make the stats query 1 character long */
1325 parameters[0][1] = '\0';
1329 FOREACH_MOD OnStats(*parameters[0]);
1331 if (*parameters[0] == 'c')
1333 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1335 ConfValue("link","name",i,Link_ServerName,&config_f);
1336 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1337 ConfValue("link","port",i,Link_Port,&config_f);
1338 WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1339 WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1343 if (*parameters[0] == 'i')
1346 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1348 WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1353 if (*parameters[0] == 'y')
1356 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1358 WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1363 if (*parameters[0] == 'U')
1365 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1367 ConfValue("uline","server",i,Link_ServerName,&config_f);
1368 WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1372 if (*parameters[0] == 'P')
1375 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1377 if (strchr(i->second->modes,'o'))
1379 WriteServ(user->fd,"249 %s :%s (%s@%s) Idle: %d",user->nick,i->second->nick,i->second->ident,i->second->dhost,(TIME - i->second->idle_lastmsg));
1383 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1384 //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
1387 if (*parameters[0] == 'k')
1392 if (*parameters[0] == 'g')
1397 if (*parameters[0] == 'q')
1402 if (*parameters[0] == 'Z')
1407 if (*parameters[0] == 'e')
1412 /* stats m (list number of times each command has been used, plus bytecount) */
1413 if (*parameters[0] == 'm')
1415 for (int i = 0; i < cmdlist.size(); i++)
1417 if (cmdlist[i].handler_function)
1419 if (cmdlist[i].use_count)
1421 /* RPL_STATSCOMMANDS */
1422 WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1429 /* stats z (debug and memory info) */
1430 if (*parameters[0] == 'z')
1433 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1434 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1435 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1436 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1437 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1438 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1439 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1440 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1441 if (!getrusage(RUSAGE_SELF,&R))
1443 WriteServ(user->fd,"249 %s :Total allocation: %luK (0x%lx)",user->nick,R.ru_maxrss,R.ru_maxrss);
1444 WriteServ(user->fd,"249 %s :Signals: %lu (0x%lx)",user->nick,R.ru_nsignals,R.ru_nsignals);
1445 WriteServ(user->fd,"249 %s :Page faults: %lu (0x%lx)",user->nick,R.ru_majflt,R.ru_majflt);
1446 WriteServ(user->fd,"249 %s :Swaps: %lu (0x%lx)",user->nick,R.ru_nswap,R.ru_nswap);
1447 WriteServ(user->fd,"249 %s :Context Switches: %lu (0x%lx)",user->nick,R.ru_nvcsw+R.ru_nivcsw,R.ru_nvcsw+R.ru_nivcsw);
1451 if (*parameters[0] == 'T')
1453 WriteServ(user->fd,"249 Brain :accepts %d refused %d",statsAccept,statsRefused);
1454 WriteServ(user->fd,"249 Brain :unknown commands %d",statsUnknown);
1455 WriteServ(user->fd,"249 Brain :nick collisions %d",statsCollisions);
1456 WriteServ(user->fd,"249 Brain :dns requests %d succeeded %d failed %d",statsDns,statsDnsGood,statsDnsBad);
1457 WriteServ(user->fd,"249 Brain :connections %d",statsConnects);
1458 WriteServ(user->fd,"249 Brain :bytes sent %dK recv %dK",(statsSent / 1024),(statsRecv / 1024));
1462 if (*parameters[0] == 'o')
1464 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1466 char LoginName[MAXBUF];
1467 char HostName[MAXBUF];
1468 char OperType[MAXBUF];
1469 ConfValue("oper","name",i,LoginName,&config_f);
1470 ConfValue("oper","host",i,HostName,&config_f);
1471 ConfValue("oper","type",i,OperType,&config_f);
1472 WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1476 /* stats l (show user I/O stats) */
1477 if (*parameters[0] == 'l')
1479 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1480 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1482 if (isnick(i->second->nick))
1484 WriteServ(user->fd,"211 %s :%s:%d %s %d %d %d %d",user->nick,ServerName,i->second->port,i->second->nick,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1488 WriteServ(user->fd,"211 %s :%s:%d (unknown@%d) %d %d %d %d",user->nick,ServerName,i->second->port,i->second->fd,i->second->bytes_in,i->second->cmds_in,i->second->bytes_out,i->second->cmds_out);
1494 /* stats u (show server uptime) */
1495 if (*parameters[0] == 'u')
1497 time_t current_time = 0;
1498 current_time = TIME;
1499 time_t server_uptime = current_time - startup_time;
1501 stime = gmtime(&server_uptime);
1502 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1503 * Craig suggested this, and it seemed a good idea so in it went */
1504 if (stime->tm_year > 70)
1506 WriteServ(user->fd,"242 %s :Server up %d years, %d days, %.2d:%.2d:%.2d",user->nick,(stime->tm_year-70),stime->tm_yday,stime->tm_hour,stime->tm_min,stime->tm_sec);
1510 WriteServ(user->fd,"242 %s :Server up %d days, %.2d:%.2d:%.2d",user->nick,stime->tm_yday,stime->tm_hour,stime->tm_min,stime->tm_sec);
1514 WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1515 WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1519 void handle_connect(char **parameters, int pcnt, userrec *user)
1521 char Link_ServerName[1024];
1522 char Link_IPAddr[1024];
1523 char Link_Port[1024];
1524 char Link_Pass[1024];
1528 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1532 ConfValue("link","name",i,Link_ServerName,&config_f);
1533 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1534 ConfValue("link","port",i,Link_Port,&config_f);
1535 ConfValue("link","sendpass",i,Link_Pass,&config_f);
1536 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
1537 LinkPort = atoi(Link_Port);
1538 if (match(Link_ServerName,parameters[0])) {
1546 WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
1550 // TODO: Perform a check here to stop a server being linked twice!
1552 WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1554 if (me[defaultRoute])
1556 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1561 WriteServ(user->fd,"NOTICE %s :No default route is defined for server connections on this server. You must define a server connection to be default route so that sockets can be bound to it.",user->nick);
1565 void handle_squit(char **parameters, int pcnt, userrec *user)
1567 // send out an squit across the mesh and then clear the server list (for local squit)
1570 WriteOpers("SQUIT command issued by %s",user->nick);
1571 char buffer[MAXBUF];
1572 snprintf(buffer,MAXBUF,"& %s",ServerName);
1573 NetSendToAll(buffer);
1578 if (!strcasecmp("*",parameters[0]))
1580 WriteServ(user->fd,"NOTICE %s :*** You cannot issue an SQUIT this wide! If this is REALLY what you want, use a less wide mask.",user->nick);
1581 WriteOpers("*** WARNING! %s tried to SQUIT all servers at once!",user->nick);
1584 if (!strcasecmp(ServerName,parameters[0]))
1586 WriteServ(user->fd,"NOTICE %s :*** To take the local server out of the mesh, just use /SQUIT with no parameters instead.",user->nick);
1589 bool have_this_server = true;
1591 std::string server_to_squit = "";
1592 while (have_this_server)
1594 have_this_server = false;
1595 for (int j = 0; j < 32; j++)
1599 for (int x = 0; x < me[j]->connectors.size(); x++)
1601 if (match(me[j]->connectors[x].GetServerName().c_str(),parameters[0]))
1603 // found a valid ircd_connector.
1604 have_this_server = true;
1605 server_to_squit = me[j]->connectors[x].GetServerName().c_str();
1611 if (have_this_server)
1613 WriteOpers("SQUIT command issued by %s to remove %s from the mesh",user->nick,server_to_squit.c_str());
1614 WriteServ(user->fd,"NOTICE %s :*** Removing remote server %s.",user->nick,server_to_squit.c_str());
1615 char buffer[MAXBUF];
1616 snprintf(buffer,MAXBUF,"& %s",server_to_squit.c_str());
1617 NetSendToAll(buffer);
1618 DoSplit(server_to_squit.c_str());
1624 WriteServ(user->fd,"402 %s %s :Your pattern did not match any servers.",user->nick,parameters[0]);
1629 void handle_links(char **parameters, int pcnt, userrec *user)
1631 WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1632 for (int j = 0; j < 32; j++)
1636 for (int k = 0; k < me[j]->connectors.size(); k++)
1638 WriteServ(user->fd,"364 %s %s %s :1 %s",user->nick,me[j]->connectors[k].GetServerName().c_str(),ServerName,me[j]->connectors[k].GetDescription().c_str());
1642 WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1645 void handle_map(char **parameters, int pcnt, userrec *user)
1648 snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1649 while (strlen(line) < 50)
1651 WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)registered_usercount())*100));
1652 for (int j = 0; j < 32; j++)
1656 for (int k = 0; k < me[j]->connectors.size(); k++)
1658 snprintf(line,MAXBUF,"006 %s :%c-%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetServerName().c_str());
1659 while (strlen(line) < 50)
1661 WriteServ(user->fd,"%s%d (%.2f%%)",line,map_count(me[j]->connectors[k].GetServerName().c_str()),(float)(((float)map_count(me[j]->connectors[k].GetServerName().c_str())/(float)registered_usercount())*100));
1665 WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1668 bool is_uline(const char* server)
1670 char ServName[MAXBUF];
1671 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1673 ConfValue("uline","server",i,ServName,&config_f);
1674 if (!strcasecmp(server,ServName))
1681 int operstrcmp(char* data,char* input)
1684 FOREACH_RESULT(OnOperCompare(data,input))
1685 log(DEBUG,"operstrcmp: %d",MOD_RESULT);
1686 if (MOD_RESULT == 1)
1688 if (MOD_RESULT == -1)
1690 log(DEBUG,"strcmp fallback: '%s' '%s' %d",data,input,strcmp(data,input));
1691 return strcmp(data,input);
1694 void handle_oper(char **parameters, int pcnt, userrec *user)
1696 char LoginName[MAXBUF];
1697 char Password[MAXBUF];
1698 char OperType[MAXBUF];
1699 char TypeName[MAXBUF];
1700 char HostName[MAXBUF];
1701 char TheHost[MAXBUF];
1705 char global[MAXBUF];
1707 snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1709 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1711 ConfValue("oper","name",i,LoginName,&config_f);
1712 ConfValue("oper","password",i,Password,&config_f);
1713 ConfValue("oper","type",i,OperType,&config_f);
1714 ConfValue("oper","host",i,HostName,&config_f);
1715 if ((!strcmp(LoginName,parameters[0])) && (!operstrcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1718 for (j =0; j < ConfValueEnum("type",&config_f); j++)
1720 ConfValue("type","name",j,TypeName,&config_f);
1722 if (!strcmp(TypeName,OperType))
1724 /* found this oper's opertype */
1725 snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1726 NetSendToAll(global);
1727 ConfValue("type","host",j,HostName,&config_f);
1728 ChangeDisplayedHost(user,HostName);
1729 strlcpy(user->oper,TypeName,NICKMAX);
1741 /* correct oper credentials */
1742 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1743 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1744 if (!strchr(user->modes,'o'))
1746 strcat(user->modes,"o");
1747 WriteServ(user->fd,"MODE %s :+o",user->nick);
1748 snprintf(global,MAXBUF,"M %s +o",user->nick);
1749 NetSendToAll(global);
1750 FOREACH_MOD OnOper(user);
1751 log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1759 WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1760 WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1761 log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1765 WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1766 WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1767 log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1773 void handle_nick(char **parameters, int pcnt, userrec *user)
1777 log(DEBUG,"not enough params for handle_nick");
1782 log(DEBUG,"invalid parameter passed to handle_nick");
1785 if (!parameters[0][0])
1787 log(DEBUG,"zero length new nick passed to handle_nick");
1792 log(DEBUG,"invalid user passed to handle_nick");
1797 log(DEBUG,"invalid old nick passed to handle_nick");
1800 if (!strcasecmp(user->nick,parameters[0]))
1802 log(DEBUG,"old nick is new nick, skipping");
1807 if (strlen(parameters[0]) > 1)
1809 if (parameters[0][0] == ':')
1814 if (matches_qline(parameters[0]))
1816 WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1817 WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1820 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1822 WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1826 if (isnick(parameters[0]) == 0)
1828 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1832 if (user->registered == 7)
1835 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1837 // if a module returns true, the nick change is silently forbidden.
1841 WriteCommon(user,"NICK %s",parameters[0]);
1843 // N token must go to ALL servers!!!
1844 char buffer[MAXBUF];
1845 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1846 NetSendToAll(buffer);
1849 char oldnick[NICKMAX];
1850 strlcpy(oldnick,user->nick,NICKMAX);
1852 /* change the nick of the user in the users_hash */
1853 user = ReHashNick(user->nick, parameters[0]);
1854 /* actually change the nick within the record */
1856 if (!user->nick) return;
1858 strlcpy(user->nick, parameters[0],NICKMAX);
1860 log(DEBUG,"new nick set: %s",user->nick);
1862 if (user->registered < 3)
1864 user->registered = (user->registered | 2);
1865 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1866 // and unless we're lucky we'll get a duff one later on.
1867 user->dns_done = (!lookup_dns(user->nick));
1869 log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1871 if (user->registered == 3)
1873 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1874 FOREACH_MOD OnUserRegister(user);
1877 if (user->registered == 7)
1879 FOREACH_MOD OnUserPostNick(user,oldnick);
1884 void handle_v(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1886 char* servername = strtok(params," ");
1887 char* versionstr = strtok(NULL,"\r\n");
1889 if ((!servername) || (!versionstr))
1892 for (int j = 0; j < 32; j++)
1896 for (int x = 0; x < me[j]->connectors.size(); x++)
1898 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),servername))
1900 me[j]->connectors[x].SetVersionString(versionstr);
1901 WriteOpers("Server '%s' (%d:%d) announces itself as version '%s'",me[j]->connectors[x].GetServerName().c_str(),j,x,me[j]->connectors[x].GetVersionString().c_str());
1908 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1910 char* src = strtok(params," ");
1911 char* dest = strtok(NULL," :");
1912 char* text = strtok(NULL,"\r\n");
1914 if ((!src) || (!dest) || (!text))
1919 userrec* user = Find(src);
1922 // notice all - only issuable by a server
1923 if (!strcmp(dest,"*"))
1925 NoticeAll(user,true,"%s",text);
1927 if (!strcmp(dest,"@*"))
1929 NoticeAllOpers(user,true,"%s",text);
1933 userrec* dst = Find(dest);
1936 WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1940 chanrec* d = FindChan(dest);
1943 ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1952 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1954 char* src = strtok(params," ");
1955 char* dest = strtok(NULL," :");
1956 char* text = strtok(NULL,"\r\n");
1958 if ((!src) || (!dest) || (!text))
1963 userrec* user = Find(src);
1966 userrec* dst = Find(dest);
1970 WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
1974 chanrec* d = FindChan(dest);
1977 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
1984 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1986 char* nick = strtok(params," ");
1987 char* from = strtok(NULL," ");
1988 char* channel = strtok(NULL," ");
1990 if ((!nick) || (!from) || (!channel))
1993 userrec* u = Find(nick);
1994 userrec* user = Find(from);
1995 chanrec* c = FindChan(channel);
1996 if ((c) && (u) && (user))
1998 u->InviteTo(c->name);
1999 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
2003 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2005 char* setby = strtok(params," ");
2006 char* channel = strtok(NULL," :");
2007 char* topic = strtok(NULL,"\r\n");
2009 if ((!setby) || (!channel) || (!topic))
2013 userrec* u = Find(setby);
2014 chanrec* c = FindChan(channel);
2017 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
2018 strlcpy(c->topic,topic,MAXTOPIC);
2019 strlcpy(c->setby,u->nick,NICKMAX);
2025 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2027 char* tm = strtok(params," ");
2028 char* setby = strtok(NULL," ");
2029 char* channel = strtok(NULL," :");
2030 char* topic = strtok(NULL,"\r\n");
2032 if ((!tm) || (!setby) || (!channel) || (!topic))
2036 time_t TS = atoi(tm);
2037 chanrec* c = FindChan(channel);
2040 // in the case of topics and TS, the *NEWER*
2041 if (TS <= c->topicset)
2043 WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
2044 strlcpy(c->topic,topic,MAXTOPIC);
2045 strlcpy(c->setby,setby,NICKMAX);
2050 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2053 char original[MAXBUF],target[MAXBUF];
2054 strlcpy(original,params,MAXBUF);
2056 char* parameter = strtok(params," ");
2061 strlcpy(target,parameter,MAXBUF);
2064 if (parameter[0] == ':')
2066 pars[index++] = parameter;
2067 parameter = strtok(NULL," ");
2069 log(DEBUG,"*** MODE: '%s %s'",pars[0],pars[1]);
2070 merge_mode(pars,index);
2071 if (FindChan(target))
2073 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
2079 Write(Find(target)->fd,":%s MODE %s",ServerName,original);
2083 // m is modes set by users only (not servers) valid targets are channels or users.
2085 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2087 // m blah #chatspike +b *!test@*4
2089 char original[MAXBUF];
2094 strlcpy(original,params,MAXBUF);
2096 if (!strchr(params,' '))
2098 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
2104 char* src = strtok(params," ");
2109 userrec* user = Find(src);
2113 log(DEBUG,"Found user: %s",user->nick);
2114 char* parameter = strtok(NULL," ");
2117 pars[index++] = parameter;
2118 parameter = strtok(NULL," ");
2121 log(DEBUG,"Calling merge_mode2");
2123 merge_mode2(pars,index,user);
2128 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2131 char* channel = NULL;
2132 char* reason = NULL;
2133 log(DEBUG,"L TOKEN PARS: '%s'",params);
2134 if (strstr(params,":#"))
2136 nick = strtok(params," ");
2137 channel = strtok(NULL,"\r\n");
2138 if ((!nick) || (!channel))
2145 nick = strtok(params," ");
2146 channel = strtok(NULL," :");
2147 reason = strtok(NULL,"\r\n");
2148 if ((!nick) || (!channel) || (!reason))
2152 userrec* user = Find(nick);
2153 if ((user) && (channel) && (reason))
2155 if ((!reason) && (*reason != '\0'))
2157 del_channel(user,channel,reason,true);
2161 del_channel(user,channel,NULL,true);
2166 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2168 char* src = strtok(params," ");
2169 char* nick = strtok(NULL," :");
2170 char* reason = strtok(NULL,"\r\n");
2171 if ((!src) || (!nick) || (!reason))
2173 char kreason[MAXBUF];
2176 userrec* u = Find(nick);
2177 userrec* user = Find(src);
2181 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, source->name, ServerName, user->dhost,user->nick,reason);
2182 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",source->name,user->nick,u->nick,u->ident,u->host,reason);
2183 snprintf(kreason,MAXBUF,"[%s] Killed (From: '%s' (%s))",source->name,user->nick,reason);
2184 kill_link(u,kreason);
2188 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2190 char* nick = strtok(params," :");
2191 char* reason = strtok(NULL,"\r\n");
2193 if ((!nick) || (!reason))
2197 userrec* user = Find(nick);
2201 if (strlen(reason)>MAXQUIT)
2203 reason[MAXQUIT-1] = '\0';
2207 WriteCommonExcept(user,"QUIT :%s",reason);
2209 user_hash::iterator iter = clientlist.find(user->nick);
2211 if (iter != clientlist.end())
2213 log(DEBUG,"deleting user hash value %d",iter->second);
2214 clientlist.erase(iter);
2217 if (user->registered == 7)
2219 purge_empty_chans(user);
2225 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2227 char* oldnick = strtok(params," ");
2228 char* newnick = strtok(NULL," ");
2230 if ((!oldnick) || (!newnick))
2233 userrec* user = Find(oldnick);
2237 if (is_uline(tcp_host))
2240 FOREACH_RESULT(OnUserPreNick(user,newnick));
2242 // if a module returns true, the nick change couldnt be allowed
2244 kill_link(user,"Nickname collision");
2247 if (matches_qline(newnick))
2250 kill_link(user,"Nickname collision");
2254 // broadcast this because its a services thingy
2255 char buffer[MAXBUF];
2256 snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
2257 NetSendToAllExcept(tcp_host,buffer);
2259 WriteCommon(user,"NICK %s",newnick);
2260 user = ReHashNick(user->nick, newnick);
2262 if (!user->nick) return;
2263 strlcpy(user->nick, newnick,NICKMAX);
2264 log(DEBUG,"new nick set: %s",user->nick);
2268 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2269 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2271 char* src = strtok(params," ");
2272 char* dest = strtok(NULL," ");
2273 char* channel = strtok(NULL," :");
2274 char* reason = strtok(NULL,"\r\n");
2276 if ((!src) || (!dest) || (!channel) || (!reason))
2280 userrec* s = Find(src);
2281 userrec* d = Find(dest);
2282 chanrec* c = FindChan(channel);
2283 if ((s) && (d) && (c))
2285 kick_channel(s,d,c,reason);
2290 if ((s) && (d) && (c))
2292 kick_channel(s,d,c,reason);
2297 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2299 char* who = strtok(params," :");
2300 char* text = strtok(NULL,"\r\n");
2302 if ((!who) || (!text))
2306 userrec* s = Find(who);
2309 WriteWallOps(s,true,text);
2313 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2315 log(DEBUG,"Adding ULined server %s to my map",params);
2317 s.SetState(STATE_DISCONNECTED);
2322 s.SetServerName(params);
2324 for (int j = 0; j < 32; j++)
2328 for (int k = 0; k < me[j]->connectors.size(); k++)
2330 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
2332 // dont allow a server to be added twice
2333 log(DEBUG,"ULined server %s already in the map!",params);
2340 source->connectors.push_back(s);
2341 WriteOpers("Non-Mesh server %s has joined the network",params);
2344 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2346 char* tm = strtok(params," ");
2347 char* nick = strtok(NULL," ");
2348 char* host = strtok(NULL," ");
2349 char* dhost = strtok(NULL," ");
2350 char* ident = strtok(NULL," ");
2351 char* modes = strtok(NULL," ");
2352 char* ipaddr = strtok(NULL," ");
2353 char* server = strtok(NULL," :");
2354 char* gecos = strtok(NULL,"\r\n");
2356 if ((!tm) || (!nick) || (!host) || (!dhost) || (!ident) || (!modes) || (!ipaddr) || (!server) || (!gecos))
2365 time_t TS = atoi(tm);
2366 user_hash::iterator iter = clientlist.find(nick);
2367 if (iter != clientlist.end())
2371 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
2373 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
2374 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
2375 kill_link(iter->second,str);
2377 clientlist[nick] = new userrec();
2378 // remote users have an fd of -1. This is so that our Write abstraction
2379 // routines know to route any messages to this record away to whatever server
2381 clientlist[nick]->fd = -1;
2382 strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2383 strlcpy(clientlist[nick]->host, host,160);
2384 strlcpy(clientlist[nick]->dhost, dhost,160);
2385 strlcpy(clientlist[nick]->server, server,256);
2386 strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
2387 strlcpy(clientlist[nick]->fullname, gecos,128);
2388 strlcpy(clientlist[nick]->ip,ipaddr,32);
2389 clientlist[nick]->signon = TS;
2390 clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2391 clientlist[nick]->lastping = 1;
2392 clientlist[nick]->port = 0; // so is this...
2393 clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2394 clientlist[nick]->idle_lastmsg = TIME; // this is unrealiable and wont actually be used locally
2395 for (int i = 0; i < MAXCHANS; i++)
2397 clientlist[nick]->chans[i].channel = NULL;
2398 clientlist[nick]->chans[i].uc_modes = 0;
2400 FOREACH_MOD OnGlobalConnect(clientlist[nick]);
2401 if (strchr(clientlist[nick]->modes,'o'))
2403 FOREACH_MOD OnGlobalOper(clientlist[nick]);
2407 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2411 long tdiff = TIME - atoi(params);
2413 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2416 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2418 char* nick = strtok(params," :");
2419 char* gecos = strtok(NULL,"\r\n");
2421 if ((!nick) || (!gecos))
2424 userrec* user = Find(nick);
2427 strlcpy(user->fullname,gecos,MAXBUF);
2430 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2432 char* nick = strtok(params," ");
2433 char* host = strtok(NULL," ");
2435 if ((!nick) || (!host))
2438 userrec* user = Find(nick);
2441 strlcpy(user->dhost,host,160);
2444 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2447 // + test3.chatspike.net 7010 -2016508415
2448 char* servername = strtok(params," ");
2449 char* ipaddr = strtok(NULL," ");
2450 char* ipport = strtok(NULL," ");
2451 char* cookie = strtok(NULL," ");
2453 if ((!servername) || (!ipaddr) || (!ipport) || (!cookie))
2456 log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2459 bool conn_already = false;
2460 for (int i = 0; i < 32; i++)
2464 for (int j = 0; j < me[i]->connectors.size(); j++)
2466 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2468 if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2470 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2471 conn_already = true;
2478 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2481 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2483 char* server = strtok(params," ");
2484 char* data = strtok(NULL,"\r\n");
2486 if ((!data) || (!server))
2488 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2492 log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2493 NetSendToOne(server,data);
2496 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2499 // The J token currently has no timestamp - this needs looking at
2500 // because it will allow splitriding.
2501 char* nick = strtok(params," ");
2502 char* channel = strtok(NULL," ");
2504 if ((!nick) || (!channel))
2507 userrec* user = Find(nick);
2511 if ((user != NULL) && (strcmp(channel,"")))
2513 char privilage = '\0';
2514 if (channel[0] != '#')
2516 privilage = channel[0];
2519 add_channel(user,channel,"",true);
2521 // now work out the privilages they should have on each channel
2522 // and send the appropriate servermodes.
2523 for (int i = 0; i != MAXCHANS; i++)
2525 if (user->chans[i].channel)
2527 if (!strcasecmp(user->chans[i].channel->name,channel))
2529 if (privilage == '@')
2531 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2532 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2534 if (privilage == '%')
2536 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2537 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2539 if (privilage == '+')
2541 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2542 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2549 channel = strtok(NULL," ");
2553 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2555 log(DEBUG,"Storing routing table...");
2556 char* sourceserver = strtok(params," ");
2557 char* server = strtok(NULL," ");
2559 if ((!sourceserver) || (!server))
2562 for (int i = 0; i < 32; i++)
2566 for (int j = 0; j < me[i]->connectors.size(); j++)
2568 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2570 me[i]->connectors[j].routes.clear();
2571 log(DEBUG,"Found entry for source server.");
2575 me[i]->connectors[j].routes.push_back(server);
2576 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2577 server = strtok(NULL," ");
2584 log(DEBUG,"Warning! routing table received from nonexistent server!");
2587 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2592 log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2593 WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2594 bool go_again = true;
2598 for (int i = 0; i < 32; i++)
2602 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2604 if (!strcasecmp(j->GetServerName().c_str(),params))
2607 j->CloseConnection();
2608 me[i]->connectors.erase(j);
2616 log(DEBUG,"Removed server. Will remove clients...");
2617 // iterate through the userlist and remove all users on this server.
2618 // because we're dealing with a mesh, we dont have to deal with anything
2619 // "down-route" from this server (nice huh)
2621 char reason[MAXBUF];
2622 snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2626 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2628 if (!strcasecmp(u->second->server,params))
2630 kill_link(u->second,reason);
2638 unsigned long authcookie;
2640 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2642 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2643 log(DEBUG,"Adding G-line");
2644 char* mask = strtok(params," ");
2645 char* who = strtok(NULL," ");
2646 char* create_time = strtok(NULL," ");
2647 char* duration = strtok(NULL," :");
2648 char* reason = strtok(NULL,"\r\n");
2650 if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2654 add_gline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2655 // we must update the creation time on this gline
2656 // now that we've added it, or it wont expire at the right time.
2657 gline_set_creation_time(mask,atoi(create_time));
2658 if (!atoi(duration))
2660 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2664 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2669 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2671 log(DEBUG,"Removing G-line");
2672 char* mask = strtok(params," ");
2673 char* who = strtok(NULL," ");
2675 if ((!mask) || (!who))
2680 if (del_gline((const char*)mask))
2684 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2690 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2692 // { <mask> <who-set-it> <time-set> <duration> :<reason>
2693 log(DEBUG,"Adding Q-line");
2694 char* mask = strtok(params," ");
2695 char* who = strtok(NULL," ");
2696 char* create_time = strtok(NULL," ");
2697 char* duration = strtok(NULL," :");
2698 char* reason = strtok(NULL,"\r\n");
2700 if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2704 add_qline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2705 // we must update the creation time on this gline
2706 // now that we've added it, or it wont expire at the right time.
2707 qline_set_creation_time(mask,atoi(create_time));
2708 qline_make_global(mask);
2709 if (!atoi(duration))
2711 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2715 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2720 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2722 log(DEBUG,"Removing Q-line");
2723 char* mask = strtok(params," ");
2724 char* who = strtok(NULL," ");
2726 if ((!mask) || (!who))
2731 if (del_qline((const char*)mask))
2735 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2741 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2743 // } <mask> <who-set-it> <time-set> <duration> :<reason>
2744 log(DEBUG,"Adding Z-line");
2745 char* mask = strtok(params," ");
2746 char* who = strtok(NULL," ");
2747 char* create_time = strtok(NULL," ");
2748 char* duration = strtok(NULL," :");
2749 char* reason = strtok(NULL,"\r\n");
2751 if ((!mask) || (!who) || (!create_time) || (!duration) || (!reason))
2755 add_zline(atoi(duration),(const char*)who,(const char*)reason,(const char*)mask);
2756 // we must update the creation time on this gline
2757 // now that we've added it, or it wont expire at the right time.
2758 zline_set_creation_time(mask,atoi(create_time));
2759 zline_make_global(mask);
2760 if (!atoi(duration))
2762 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2766 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2771 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2773 log(DEBUG,"Removing Z-line");
2774 char* mask = strtok(params," ");
2775 char* who = strtok(NULL," ");
2777 if ((!mask) || (!who))
2782 if (del_zline((const char*)mask))
2786 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2792 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2794 char* nick = strtok(params," ");
2795 char* type = strtok(params," ");
2797 if ((!nick) || (!type))
2800 userrec* u = Find(nick);
2803 strlcpy(u->oper,type,NICKMAX);
2808 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port)
2810 char buffer[MAXBUF];
2819 WriteOpers("Server %s is starting netburst.",tcp_host);
2820 // now broadcast this new servers address out to all servers that are linked to us,
2821 // except the newcomer. They'll all attempt to connect back to it.
2822 authcookie = rand()*rand();
2823 snprintf(buffer,MAXBUF,"~ %lu",(unsigned long)authcookie);
2824 NetSendToAll(buffer);
2828 // once stored, this authcookie permits other servers to log in
2829 // without user or password, using it.
2831 auth_cookies.push_back(atoi(params));
2832 log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2834 // connect back to a server using an authcookie
2836 handle_plus(token,params,source,reply,tcp_host);
2840 handle_dollar(token,params,source,reply,tcp_host);
2842 // node unreachable - we cant route to a server, sooooo we slit it off.
2843 // servers can generate these for themselves for an squit.
2845 handle_amp(token,params,source,reply,tcp_host);
2847 // R <server> <data>
2848 // redirect token, send all of <data> along to the given
2849 // server as this server has been found to still have a route to it
2851 handle_R(token,params,source,reply,tcp_host);
2856 reply->SendPacket("!",tcp_host);
2866 // no operation - reserved to prevent services issues
2869 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2870 // introduce remote client
2872 handle_N(token,params,source,reply,tcp_host);
2874 // a <NICK> :<GECOS>
2875 // change GECOS (SETNAME)
2877 handle_a(token,params,source,reply,tcp_host);
2880 // change displayed host (SETHOST)
2882 handle_b(token,params,source,reply,tcp_host);
2884 // t <NICK> <CHANNEL> :<TOPIC>
2885 // change a channel topic
2887 handle_t(token,params,source,reply,tcp_host);
2889 // i <NICK> <CHANNEL>
2890 // invite a user to a channel
2892 handle_i(token,params,source,reply,tcp_host);
2894 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2895 // kick a user from a channel
2897 handle_k(token,params,source,reply,tcp_host);
2899 // n <NICK> <NEWNICK>
2900 // change nickname of client -- a server should only be able to
2901 // change the nicknames of clients that reside on it unless
2904 handle_n(token,params,source,reply,tcp_host);
2906 // J <NICK> <CHANLIST>
2907 // Join user to channel list, merge channel permissions
2909 handle_J(token,params,source,reply,tcp_host);
2911 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2912 // change channel topic (netburst only)
2914 handle_T(token,params,source,reply,tcp_host);
2916 // M <TARGET> <MODES> [MODE-PARAMETERS]
2917 // Server setting modes on an object
2919 handle_M(token,params,source,reply,tcp_host);
2921 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2922 // User setting modes on an object
2924 handle_m(token,params,source,reply,tcp_host);
2926 // P <SOURCE> <TARGET> :<TEXT>
2927 // Send a private/channel message
2929 handle_P(token,params,source,reply,tcp_host);
2931 // V <SOURCE> <TARGET> :<TEXT>
2932 // Send a private/channel notice
2934 handle_V(token,params,source,reply,tcp_host);
2936 // v <servername> <arbitary version string>
2938 handle_v(token,params,source,reply,tcp_host);
2940 // L <SOURCE> <CHANNEL> :<REASON>
2941 // User parting a channel
2943 handle_L(token,params,source,reply,tcp_host);
2945 // Q <SOURCE> :<REASON>
2948 handle_Q(token,params,source,reply,tcp_host);
2951 // introduce non-meshable server (such as a services server)
2953 handle_H(token,params,source,reply,tcp_host);
2955 // K <SOURCE> <DEST> :<REASON>
2958 handle_K(token,params,source,reply,tcp_host);
2960 // @ <SOURCE> :<TEXT>
2963 handle_AT(token,params,source,reply,tcp_host);
2965 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2968 handle_hash(token,params,source,reply,tcp_host);
2973 handle_dot(token,params,source,reply,tcp_host);
2975 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2978 handle_add_sqline(token,params,source,reply,tcp_host);
2983 handle_del_sqline(token,params,source,reply,tcp_host);
2985 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2988 handle_add_szline(token,params,source,reply,tcp_host);
2993 handle_del_szline(token,params,source,reply,tcp_host);
2995 // | <nick> <opertype>
2998 handle_pipe(token,params,source,reply,tcp_host);
3003 WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3004 handle_F(token,params,source,reply,tcp_host);
3006 // tell all the other servers to use this authcookie to connect back again
3007 // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
3008 snprintf(buffer,MAXBUF,"+ %s %s %d %lu",tcp_host,ipaddr,port,(unsigned long)authcookie);
3009 NetSendToAllExcept(tcp_host,buffer);
3012 WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
3013 strlcpy(source->nickserv,params,NICKMAX);
3016 // end netburst with no mesh creation
3018 WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
3019 handle_F(token,params,source,reply,tcp_host);
3021 // tell everyone else about the new server name so they just add it in the disconnected
3023 snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
3024 NetSendToAllExcept(tcp_host,buffer);
3027 // Send netburst now
3029 WriteOpers("Sending my netburst to %s",tcp_host);
3030 DoSync(source,tcp_host);
3031 WriteOpers("Send of netburst to %s completed",tcp_host);
3032 NetSendMyRoutingTable();
3038 char* data = strtok(params," ");
3043 // the last item is a special case
3045 char datalast[MAXBUF];
3046 strlcpy(datalast,data,MAXBUF);
3047 data = strtok(NULL," ");
3050 strlcpy(datalast," ",MAXBUF);
3051 strlcpy(datalast,data,MAXBUF);
3052 data = strtok(NULL," ");
3058 data = strtok(NULL," ");
3060 FOREACH_RESULT(OnMeshToken(token,s,source,reply,tcp_host,ipaddr,port));
3062 WriteOpers("WARNING! Unknown datagram type '%c'",token);
3068 void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
3070 if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)) || (!strncmp(udp_msg,"PASS ",5)) || (!strncmp(udp_msg,"SERVER ",7)))
3072 // a user on a server port, just close their connection.
3073 RemoveServer(tcp_host);
3077 char response[10240];
3078 char token = udp_msg[0];
3079 char* old = udp_msg;
3081 if ((token != ':') && (strlen(udp_msg)>1) && (udp_msg[1] != ' '))
3083 WriteOpers("*** Discarded %d chars illegal data from %s",strlen(udp_msg),tcp_host);
3086 if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
3088 char* src = udp_msg+1;
3089 while (udp_msg[0] != ' ')
3093 char* comd = udp_msg;
3094 while (udp_msg[0] != ' ')
3099 char source[MAXBUF];
3100 char command[MAXBUF];
3101 strlcpy(data,udp_msg,512);
3102 strlcpy(source,src,MAXBUF);
3103 strlcpy(command,comd,MAXBUF);
3107 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
3108 if (!strcmp(command,"433"))
3112 if (!strcmp(command,"432"))
3116 if (!strcmp(command,"PING"))
3120 if (!strcmp(command,"NOTICE"))
3122 snprintf(udp_msg,MAXBUF,"V %s %s",source,data);
3123 log(DEBUG,"Rewrote NOTICE from services to: '%s'",udp_msg);
3126 if (!strcmp(command,"QUIT"))
3128 if ((!udp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
3130 strcpy(data,":No reason");
3132 if (!strcmp(data,":"))
3134 strcpy(data,":No reason");
3136 snprintf(udp_msg,MAXBUF,"Q %s %s",source,data);
3137 log(DEBUG,"Rewrote QUIT from services to: '%s'",udp_msg);
3140 if (!strcmp(command,"SQUIT"))
3142 snprintf(udp_msg,MAXBUF,"& %s",source);
3143 log(DEBUG,"Rewrote SQUIT from services to: '%s'",udp_msg);
3146 if (!strcmp(command,"SVSMODE"))
3148 snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
3149 log(DEBUG,"Rewrote SVSMODE from services to: '%s'",udp_msg);
3152 if (!strcmp(command,"SVS2MODE"))
3154 snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
3155 log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",udp_msg);
3158 // todo: this wont work without u:lines
3159 // in give_ops etc allow nick on a u:lined serv to do just about anything
3160 if (!strcmp(command,"MODE"))
3162 snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
3163 log(DEBUG,"Rewrote MODE from services to: '%s'",udp_msg);
3166 if (!strcmp(command,"KICK"))
3168 snprintf(udp_msg,MAXBUF,"k %s %s",source,data);
3169 log(DEBUG,"Rewrote KICK from services to: '%s'",udp_msg);
3172 if (!strcmp(command,"KILL"))
3174 snprintf(udp_msg,MAXBUF,"K %s %s",source,data);
3175 log(DEBUG,"Rewrote KILL from services to: '%s'",udp_msg);
3178 if (!strcmp(command,"SVSJOIN"))
3180 snprintf(udp_msg,MAXBUF,"J %s",data);
3181 NetSendToOne(tcp_host,udp_msg);
3182 char* nick = strtok(data," ");
3183 char* chan = strtok(NULL," ");
3184 log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",udp_msg);
3185 userrec* u = Find(nick);
3188 add_channel(u,chan,"",true);
3195 char* params = udp_msg + 2;
3196 char finalparam[1024];
3197 strcpy(finalparam," :xxxx");
3198 if (strstr(udp_msg," :")) {
3199 strlcpy(finalparam,strstr(udp_msg," :"),1024);
3204 char* cookie = strtok(params," ");
3205 char* servername = strtok(NULL," ");
3206 char* serverdesc = finalparam+2;
3208 if ((!cookie) || (!servername) || (!serverdesc))
3212 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
3214 for (int u = 0; u < auth_cookies.size(); u++)
3216 if (auth_cookies[u] == atoi(cookie))
3218 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
3221 for (int j = 0; j < 32; j++)
3225 for (int k = 0; k < me[j]->connectors.size(); k++)
3227 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3229 me[j]->connectors[k].SetServerName(servername);
3230 me[j]->connectors[k].SetDescription(serverdesc);
3231 me[j]->connectors[k].SetState(STATE_CONNECTED);
3232 NetSendMyRoutingTable();
3237 WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
3245 // bad cookie, bad bad! go sit in the corner!
3246 WriteOpers("Bad cookie from %s!",servername);
3251 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
3252 char* servername = strtok(params," ");
3253 char* password = strtok(NULL," ");
3254 char* myport = strtok(NULL," ");
3255 char* revision = strtok(NULL," ");
3256 char* serverdesc = finalparam+2;
3258 if ((!servername) || (!password) || (!myport) || (!revision) || (!serverdesc))
3261 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
3263 ircd_connector* cn = serv->FindHost(servername);
3267 WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
3268 char buffer[MAXBUF];
3269 snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
3270 serv->SendPacket(buffer,tcp_host);
3271 RemoveServer(tcp_host);
3275 if (atoi(revision) != GetRevision())
3277 WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %d",servername,revision,GetRevision());
3278 char buffer[MAXBUF];
3279 snprintf(buffer,MAXBUF,"E :Version number mismatch");
3280 serv->SendPacket(buffer,tcp_host);
3281 RemoveServer(tcp_host);
3282 RemoveServer(servername);
3286 for (int j = 0; j < serv->connectors.size(); j++)
3288 if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
3290 serv->connectors[j].SetServerName(servername);
3291 serv->connectors[j].SetDescription(serverdesc);
3292 serv->connectors[j].SetServerPort(atoi(myport));
3297 char Link_ServerName[1024];
3298 char Link_IPAddr[1024];
3299 char Link_Port[1024];
3300 char Link_Pass[1024];
3301 char Link_SendPass[1024];
3304 // search for a corresponding <link> block in the config files
3305 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3307 ConfValue("link","name",i,Link_ServerName,&config_f);
3308 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3309 ConfValue("link","port",i,Link_Port,&config_f);
3310 ConfValue("link","recvpass",i,Link_Pass,&config_f);
3311 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3312 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3313 LinkPort = atoi(Link_Port);
3314 if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3316 // we have a matching link line -
3317 // send a 'diminutive' server message back...
3318 snprintf(response,10240,"s %s %s :%s",ServerName,Link_SendPass,ServerDesc);
3319 serv->SendPacket(response,servername);
3321 for (int t = 0; t < serv->connectors.size(); t++)
3323 if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
3325 serv->connectors[t].SetState(STATE_CONNECTED);
3332 char buffer[MAXBUF];
3333 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3334 serv->SendPacket(buffer,tcp_host);
3335 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3336 RemoveServer(tcp_host);
3337 RemoveServer(servername);
3342 // S test.chatspike.net password :ChatSpike InspIRCd test server
3343 char* servername = strtok(params," ");
3344 char* password = strtok(NULL," ");
3345 char* serverdesc = finalparam+2;
3347 if ((!servername) || (!password) || (!serverdesc))
3350 // TODO: we should do a check here to ensure that this server is one we recently initiated a
3351 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
3352 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
3353 // a connect, so put out an oper alert!
3355 // for now, just accept all, we'll fix that later.
3356 WriteOpers("%s accepted our link credentials ",servername);
3358 char Link_ServerName[1024];
3359 char Link_IPAddr[1024];
3360 char Link_Port[1024];
3361 char Link_Pass[1024];
3362 char Link_SendPass[1024];
3365 // search for a corresponding <link> block in the config files
3366 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3368 ConfValue("link","name",i,Link_ServerName,&config_f);
3369 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3370 ConfValue("link","port",i,Link_Port,&config_f);
3371 ConfValue("link","recvpass",i,Link_Pass,&config_f);
3372 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3373 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3374 LinkPort = atoi(Link_Port);
3375 if (!strcasecmp(Link_ServerName,servername))
3377 // matching link at this end too, we're all done!
3378 // at this point we must begin key exchange and insert this
3379 // server into our 'active' table.
3380 for (int j = 0; j < 32; j++)
3384 for (int k = 0; k < me[j]->connectors.size(); k++)
3386 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3388 char buffer[MAXBUF];
3389 me[j]->connectors[k].SetDescription(serverdesc);
3390 me[j]->connectors[k].SetState(STATE_CONNECTED);
3391 snprintf(buffer,MAXBUF,"X 0");
3392 serv->SendPacket(buffer,tcp_host);
3393 DoSync(me[j],tcp_host);
3394 NetSendMyRoutingTable();
3402 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3405 char buffer[MAXBUF];
3406 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3407 serv->SendPacket(buffer,tcp_host);
3408 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3409 RemoveServer(tcp_host);
3410 RemoveServer(servername);
3415 // U services.chatspike.net password :ChatSpike Services
3417 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
3418 char* servername = strtok(params," ");
3419 char* password = strtok(NULL," ");
3420 char* serverdesc = finalparam+2;
3422 if ((!password) || (!servername) || (!serverdesc))
3425 char Link_ServerName[1024];
3426 char Link_IPAddr[1024];
3427 char Link_Port[1024];
3428 char Link_Pass[1024];
3429 char Link_SendPass[1024];
3432 log(DEBUG,"U-token linked server detected.\n\nservername='%s' password='%s'\n\n",servername,password);
3435 for (int j = 0; j < 32; j++)
3439 for (int k = 0; k < me[j]->connectors.size(); k++)
3441 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),servername))
3443 char buffer[MAXBUF];
3444 snprintf(buffer,MAXBUF,"E :Access is denied (Server exists in the mesh)");
3445 serv->SendPacket(buffer,tcp_host);
3446 WriteOpers("CONNECT from %s denied, \"%s\" already exists!",tcp_host,servername);
3447 RemoveServer(tcp_host);
3454 // search for a corresponding <link> block in the config files
3455 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3457 ConfValue("link","name",i,Link_ServerName,&config_f);
3458 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3459 ConfValue("link","port",i,Link_Port,&config_f);
3460 ConfValue("link","recvpass",i,Link_Pass,&config_f);
3461 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3462 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3463 LinkPort = atoi(Link_Port);
3464 if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3466 // matching link at this end too, we're all done!
3467 // at this point we must begin key exchange and insert this
3468 // server into our 'active' table.
3469 for (int j = 0; j < 32; j++)
3473 for (int k = 0; k < me[j]->connectors.size(); k++)
3475 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3477 char buffer[MAXBUF];
3478 log(DEBUG,"Found matching link block");
3479 me[j]->connectors[k].SetDescription(serverdesc);
3480 me[j]->connectors[k].SetServerName(servername);
3481 me[j]->connectors[k].SetState(STATE_SERVICES);
3482 snprintf(buffer,MAXBUF,"X 0");
3483 serv->SendPacket(buffer,servername);
3484 snprintf(buffer,MAXBUF,"s %s %s %lu :%s",ServerName,Link_SendPass,LinkPort,ServerDesc);
3485 serv->SendPacket(buffer,servername);
3486 DoSync(me[j],servername);
3487 snprintf(buffer,MAXBUF,"H %s",servername);
3488 NetSendToAllExcept(servername,buffer);
3489 WriteOpers("Non-Mesh server %s has joined the network",servername);
3490 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
3491 NetSendMyRoutingTable();
3499 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3502 log(DEBUG,"No matching link block found");
3503 char buffer[MAXBUF];
3504 snprintf(buffer,MAXBUF,"E :Access is denied (no matching link block)");
3505 serv->SendPacket(buffer,tcp_host);
3506 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3507 RemoveServer(tcp_host);
3508 RemoveServer(servername);
3513 char* error_message = finalparam+2;
3518 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3522 for (int j = 0; j < 32; j++)
3526 for (int x = 0; x < me[j]->connectors.size(); x++)
3528 log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3529 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3531 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
3533 // found a valid ircd_connector.
3534 if ((params) && (*params))
3535 process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort());
3543 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3547 long duration(const char* str)
3549 char n_field[MAXBUF];
3551 const char* str_end = str + strlen(str);
3554 for (char* i = (char*)str; i < str_end; i++)
3556 // if we have digits, build up a string for the value in n_field,
3557 // up to 10 digits in size.
3558 if ((*i >= '0') && (*i <= '9'))
3560 strlcat(n_field,i,10);
3564 // we dont have a digit, check for numeric tokens
3565 switch (tolower(*i))
3568 total += atoi(n_field);
3572 total += (atoi(n_field)*duration_m);
3576 total += (atoi(n_field)*duration_h);
3580 total += (atoi(n_field)*duration_d);
3584 total += (atoi(n_field)*duration_w);
3588 total += (atoi(n_field)*duration_y);
3594 // add trailing seconds
3595 total += atoi(n_field);
3601 void handle_kline(char **parameters, int pcnt, userrec *user)
3605 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3606 if (!duration(parameters[1]))
3608 WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3612 WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3617 if (del_kline(parameters[0]))
3619 WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3623 WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3629 void handle_eline(char **parameters, int pcnt, userrec *user)
3633 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3634 if (!duration(parameters[1]))
3636 WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
3640 WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3645 if (del_eline(parameters[0]))
3647 WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
3651 WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
3654 // no need to apply the lines for an eline
3657 void handle_gline(char **parameters, int pcnt, userrec *user)
3659 char netdata[MAXBUF];
3662 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3663 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3664 snprintf(netdata,MAXBUF,"# %s %s %lu %lu :%s",parameters[0],user->nick,(unsigned long)TIME,(unsigned long)duration(parameters[1]),parameters[2]);
3665 NetSendToAll(netdata);
3666 if (!duration(parameters[1]))
3668 WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3672 WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3677 if (del_gline(parameters[0]))
3679 // . <mask> <who-removed-it>
3680 snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3681 WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3685 WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3691 void handle_zline(char **parameters, int pcnt, userrec *user)
3695 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3696 if (!duration(parameters[1]))
3698 WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3702 WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3707 if (del_zline(parameters[0]))
3709 WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3713 WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3719 void handle_qline(char **parameters, int pcnt, userrec *user)
3723 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3724 if (!duration(parameters[1]))
3726 WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3730 WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3735 if (del_qline(parameters[0]))
3737 WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3741 WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);