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 "connection.h"
53 #include "inspstring.h"
57 #define nspace __gnu_cxx
65 extern std::vector<Module*> modules;
66 extern std::vector<ircd_module*> factory;
69 extern char ServerName[MAXBUF];
70 extern char Network[MAXBUF];
71 extern char ServerDesc[MAXBUF];
72 extern char AdminName[MAXBUF];
73 extern char AdminEmail[MAXBUF];
74 extern char AdminNick[MAXBUF];
75 extern char diepass[MAXBUF];
76 extern char restartpass[MAXBUF];
77 extern char motd[MAXBUF];
78 extern char rules[MAXBUF];
79 extern char list[MAXBUF];
80 extern char PrefixQuit[MAXBUF];
81 extern char DieValue[MAXBUF];
84 extern int WHOWAS_STALE;
85 extern int WHOWAS_MAX;
87 extern time_t startup_time;
88 extern int NetBufferSize;
89 extern int MaxWhoResults;
90 extern time_t nb_start;
96 extern std::vector<int> fd_reap;
97 extern std::vector<std::string> module_names;
99 extern char MyExecutable[1024];
100 extern int boundPortCount;
101 extern int portCount;
102 extern int UDPportCount;
103 extern int ports[MAXSOCKS];
104 extern int defaultRoute;
106 extern std::vector<long> auth_cookies;
107 extern std::stringstream config_f;
109 extern serverrec* me[32];
111 extern FILE *log_file;
113 extern ClassVector Classes;
115 const long duration_m = 60;
116 const long duration_h = duration_m * 60;
117 const long duration_d = duration_h * 24;
118 const long duration_w = duration_d * 7;
119 const long duration_y = duration_w * 52;
124 template<> struct hash<in_addr>
126 template<> struct nspace::hash<in_addr>
129 size_t operator()(const struct in_addr &a) const
132 memcpy(&q,&a,sizeof(size_t));
137 template<> struct hash<string>
139 template<> struct nspace::hash<string>
142 size_t operator()(const string &s) const
145 static struct hash<const char *> strhash;
146 strlcpy(a,s.c_str(),MAXBUF);
157 bool operator()(const string& s1, const string& s2) const
159 char a[MAXBUF],b[MAXBUF];
160 strlcpy(a,s1.c_str(),MAXBUF);
161 strlcpy(b,s2.c_str(),MAXBUF);
162 return (strcasecmp(a,b) == 0);
167 struct InAddr_HashComp
170 bool operator()(const in_addr &s1, const in_addr &s2) const
175 memcpy(&q,&s1,sizeof(size_t));
176 memcpy(&p,&s2,sizeof(size_t));
184 typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
185 typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
186 typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
187 typedef std::deque<command_t> command_table;
190 extern user_hash clientlist;
191 extern chan_hash chanlist;
192 extern user_hash whowas;
193 extern command_table cmdlist;
194 extern file_cache MOTD;
195 extern file_cache RULES;
196 extern address_cache IP;
199 void handle_join(char **parameters, int pcnt, userrec *user)
204 if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
206 if (parameters[0][0] == '#')
208 Ptr = add_channel(user,parameters[0],parameters[1],false);
213 void handle_part(char **parameters, int pcnt, userrec *user)
219 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
221 del_channel(user,parameters[0],parameters[1],false);
225 if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
227 del_channel(user,parameters[0],NULL,false);
231 void handle_kick(char **parameters, int pcnt, userrec *user)
233 chanrec* Ptr = FindChan(parameters[0]);
234 userrec* u = Find(parameters[1]);
238 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
242 if (!has_channel(user,Ptr))
244 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
252 strlcpy(reason,parameters[2],MAXBUF);
253 if (strlen(reason)>MAXKICK)
255 reason[MAXKICK-1] = '\0';
258 kick_channel(user,u,Ptr,reason);
262 strlcpy(reason,user->nick,MAXBUF);
263 kick_channel(user,u,Ptr,reason);
266 // this must be propogated so that channel membership is kept in step network-wide
269 snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
270 NetSendToAll(buffer);
273 void handle_loadmodule(char **parameters, int pcnt, userrec *user)
275 if (LoadModule(parameters[0]))
277 WriteOpers("*** NEW MODULE: %s",parameters[0]);
278 WriteServ(user->fd,"975 %s %s :Module successfully loaded.",user->nick, parameters[0]);
282 WriteServ(user->fd,"974 %s %s :Failed to load module: %s",user->nick, parameters[0],ModuleError());
286 void handle_unloadmodule(char **parameters, int pcnt, userrec *user)
288 if (UnloadModule(parameters[0]))
290 WriteOpers("*** MODULE UNLOADED: %s",parameters[0]);
291 WriteServ(user->fd,"973 %s %s :Module successfully unloaded.",user->nick, parameters[0]);
295 WriteServ(user->fd,"972 %s %s :Failed to unload module: %s",user->nick, parameters[0],ModuleError());
299 void handle_die(char **parameters, int pcnt, userrec *user)
301 log(DEBUG,"die: %s",user->nick);
302 if (!strcmp(parameters[0],diepass))
304 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
310 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
314 void handle_restart(char **parameters, int pcnt, userrec *user)
318 log(DEFAULT,"Restart: %s",user->nick);
319 if (!strcmp(parameters[0],restartpass))
321 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
323 argv[0] = MyExecutable;
335 // close ALL file descriptors
336 send_error("Server restarting.");
338 for (int i = 0; i < 65536; i++)
341 struct linger linger = { 0 };
342 setsockopt(i, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
345 setsockopt(i, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
351 execv(MyExecutable,argv);
357 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
361 void handle_kill(char **parameters, int pcnt, userrec *user)
363 userrec *u = Find(parameters[0]);
364 char killreason[MAXBUF];
366 log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
370 FOREACH_RESULT(OnKill(user,u,parameters[1]));
375 if (strcmp(ServerName,u->server))
378 WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
379 snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
380 WriteCommonExcept(u,"QUIT :%s",killreason);
381 // K token must go to ALL servers!!!
383 snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
384 NetSendToAll(buffer);
386 user_hash::iterator iter = clientlist.find(u->nick);
387 if (iter != clientlist.end())
389 log(DEBUG,"deleting user hash value %d",iter->second);
390 if ((iter->second) && (user->registered == 7)) {
393 clientlist.erase(iter);
400 WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
401 WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
402 snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
403 kill_link(u,killreason);
408 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
412 void handle_summon(char **parameters, int pcnt, userrec *user)
414 WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
417 void handle_users(char **parameters, int pcnt, userrec *user)
419 WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
422 void handle_pass(char **parameters, int pcnt, userrec *user)
424 // Check to make sure they havnt registered -- Fix by FCS
425 if (user->registered == 7)
427 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
430 if (!strcasecmp(parameters[0],Passwd(user)))
432 user->haspassed = true;
436 void handle_invite(char **parameters, int pcnt, userrec *user)
438 userrec* u = Find(parameters[0]);
439 chanrec* c = FindChan(parameters[1]);
445 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
451 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
460 if (cstatus(user,c) < STATUS_HOP)
462 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
466 if (has_channel(u,c))
468 WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
471 if (!has_channel(user,c))
473 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
478 FOREACH_RESULT(OnUserPreInvite(user,u,c));
479 if (MOD_RESULT == 1) {
483 u->InviteTo(c->name);
484 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
485 WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
487 // i token must go to ALL servers!!!
489 snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
490 NetSendToAll(buffer);
493 void handle_topic(char **parameters, int pcnt, userrec *user)
499 if (strlen(parameters[0]) <= CHANMAX)
501 Ptr = FindChan(parameters[0]);
504 if (((Ptr) && (!has_channel(user,Ptr))) && (Ptr->secret))
506 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
511 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
512 WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
516 WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
521 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
528 if (strlen(parameters[0]) <= CHANMAX)
530 Ptr = FindChan(parameters[0]);
533 if ((Ptr) && (!has_channel(user,Ptr)))
535 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
538 if ((Ptr->topiclock) && (cstatus(user,Ptr)<STATUS_HOP))
540 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
545 strlcpy(topic,parameters[1],MAXBUF);
546 if (strlen(topic)>MAXTOPIC)
548 topic[MAXTOPIC-1] = '\0';
551 strlcpy(Ptr->topic,topic,MAXBUF);
552 strlcpy(Ptr->setby,user->nick,NICKMAX);
553 Ptr->topicset = TIME;
554 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
556 // t token must go to ALL servers!!!
558 snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
559 NetSendToAll(buffer);
563 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
569 void handle_names(char **parameters, int pcnt, userrec *user)
573 if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
575 c = FindChan(parameters[0]);
578 if (((c) && (!has_channel(user,c))) && (c->secret))
580 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
584 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
588 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
592 void handle_privmsg(char **parameters, int pcnt, userrec *user)
597 user->idle_lastmsg = TIME;
599 if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
601 if (parameters[0][0] == '#')
603 chan = FindChan(parameters[0]);
606 if ((chan->noexternal) && (!has_channel(user,chan)))
608 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
611 if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
613 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
619 std::string temp = parameters[1];
620 FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
624 parameters[1] = (char*)temp.c_str();
626 ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
628 // if any users of this channel are on remote servers, broadcast the packet
630 snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
631 NetSendToCommon(user,buffer);
635 /* no such nick/channel */
636 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
641 dest = Find(parameters[0]);
644 if (strcmp(dest->awaymsg,""))
646 /* auto respond with aweh msg */
647 WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
652 std::string temp = parameters[1];
653 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
657 parameters[1] = (char*)temp.c_str();
661 if (!strcmp(dest->server,user->server))
663 // direct write, same server
664 WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
669 snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
670 NetSendToOne(dest->server,buffer);
675 /* no such nick/channel */
676 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
680 void handle_notice(char **parameters, int pcnt, userrec *user)
685 user->idle_lastmsg = TIME;
687 if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
689 if (parameters[0][0] == '#')
691 chan = FindChan(parameters[0]);
694 if ((chan->noexternal) && (!has_channel(user,chan)))
696 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
699 if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
701 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
707 std::string temp = parameters[1];
708 FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
712 parameters[1] = (char*)temp.c_str();
714 ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
716 // if any users of this channel are on remote servers, broadcast the packet
718 snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
719 NetSendToCommon(user,buffer);
723 /* no such nick/channel */
724 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
729 dest = Find(parameters[0]);
734 std::string temp = parameters[1];
735 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
739 parameters[1] = (char*)temp.c_str();
741 if (!strcmp(dest->server,user->server))
743 // direct write, same server
744 WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
749 snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
750 NetSendToOne(dest->server,buffer);
755 /* no such nick/channel */
756 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
760 void handle_server(char **parameters, int pcnt, userrec *user)
762 WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
763 WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
766 void handle_info(char **parameters, int pcnt, userrec *user)
768 WriteServ(user->fd,"371 %s :The Inspire IRCd Project Has been brought to you by the following people..",user->nick);
769 WriteServ(user->fd,"371 %s :Craig Edwards, Craig McLure, and Others..",user->nick);
770 WriteServ(user->fd,"371 %s :Will finish this later when i can be arsed :p",user->nick);
771 FOREACH_MOD OnInfo(user);
772 WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
775 void handle_time(char **parameters, int pcnt, userrec *user)
778 struct tm * timeinfo;
781 timeinfo = localtime ( &rawtime );
782 WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
786 void handle_whois(char **parameters, int pcnt, userrec *user)
791 if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
793 dest = Find(parameters[0]);
796 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
797 if (dest->registered == 7)
799 WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
800 if ((user == dest) || (strchr(user->modes,'o')))
802 WriteServ(user->fd,"378 %s %s :is connecting from *@%s",user->nick, dest->nick, dest->host);
804 if (strcmp(chlist(dest),""))
806 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, chlist(dest));
808 WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
809 if (strcmp(dest->awaymsg,""))
811 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
813 if ((strchr(dest->modes,'o')) && (strcmp(dest->oper,"")))
815 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
816 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
818 FOREACH_MOD OnWhois(user,dest);
819 if (!strcasecmp(user->server,dest->server))
821 // idle time and signon line can only be sent if youre on the same server (according to RFC)
822 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
825 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
829 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
834 /* no such nick/channel */
835 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
839 void handle_quit(char **parameters, int pcnt, userrec *user)
841 user_hash::iterator iter = clientlist.find(user->nick);
844 if (user->registered == 7)
846 /* theres more to do here, but for now just close the socket */
849 if (parameters[0][0] == ':')
853 reason = parameters[0];
855 if (strlen(reason)>MAXQUIT)
857 reason[MAXQUIT-1] = '\0';
860 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,parameters[0]);
861 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,parameters[0]);
862 WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
865 snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
866 NetSendToAll(buffer);
870 Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
871 WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
872 WriteCommonExcept(user,"QUIT :Client exited");
875 snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
876 NetSendToAll(buffer);
878 FOREACH_MOD OnUserQuit(user);
882 /* push the socket on a stack of sockets due to be closed at the next opportunity */
883 fd_reap.push_back(user->fd);
885 if (iter != clientlist.end())
887 clientlist.erase(iter);
888 log(DEBUG,"deleting user hash value %d",iter->second);
889 //if ((user) && (user->registered == 7)) {
894 if (user->registered == 7) {
899 void handle_who(char **parameters, int pcnt, userrec *user)
904 /* theres more to do here, but for now just close the socket */
907 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
909 if (user->chans[0].channel)
912 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
914 Ptr = i->second->chans[0].channel;
915 // suggested by phidjit and FCS
916 if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
920 if (strcmp(i->second->awaymsg, "")) {
921 strncat(tmp, "G", 9);
923 strncat(tmp, "H", 9);
925 if (strchr(i->second->modes,'o')) { strncat(tmp, "*", 9); }
926 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);
928 if (n_list > MaxWhoResults)
935 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
939 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
943 if (parameters[0][0] == '#')
945 Ptr = FindChan(parameters[0]);
948 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
950 if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
952 // Fix Bug #29 - Part 2..
954 if (strcmp(i->second->awaymsg, "")) {
955 strncat(tmp, "G", 9);
957 strncat(tmp, "H", 9);
959 if (strchr(i->second->modes,'o')) { strncat(tmp, "*", 9); }
960 strcat(tmp, cmode(i->second, Ptr));
961 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);
964 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
968 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
973 userrec* u = Find(parameters[0]);
976 // Bug Fix #29 -- Part 29..
978 if (strcmp(u->awaymsg, "")) {
979 strncat(tmp, "G" ,9);
981 strncat(tmp, "H" ,9);
983 if (strchr(u->modes,'o')) { strncat(tmp, "*" ,9); }
984 WriteServ(user->fd,"352 %s %s %s %s %s %s %s :0 %s",user->nick, u->nick, u->ident, u->dhost, u->server, u->nick, tmp, u->fullname);
986 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
991 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
993 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
995 if ((common_channels(user,i->second)) && (isnick(i->second->nick)))
997 if (strchr(i->second->modes,'o'))
999 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1000 // But i'm a poor bastard with nothing better to do.
1002 if (strcmp(i->second->awaymsg, "")) {
1003 strncat(tmp, "G" ,9);
1005 strncat(tmp, "H" ,9);
1008 WriteServ(user->fd,"352 %s %s %s %s %s %s %s* :0 %s",user->nick, user->nick, i->second->ident, i->second->dhost, i->second->server, i->second->nick, tmp, i->second->fullname);
1012 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1018 void handle_wallops(char **parameters, int pcnt, userrec *user)
1020 WriteWallOps(user,false,"%s",parameters[0]);
1023 void handle_list(char **parameters, int pcnt, userrec *user)
1027 WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1028 for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1030 if ((!i->second->c_private) && (!i->second->secret))
1032 WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1035 WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1039 void handle_rehash(char **parameters, int pcnt, userrec *user)
1041 WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1042 ReadConfig(false,user);
1043 FOREACH_MOD OnRehash();
1044 WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1047 void handle_lusers(char **parameters, int pcnt, userrec *user)
1049 WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1050 WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1051 WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1052 WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1053 WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1056 void handle_admin(char **parameters, int pcnt, userrec *user)
1058 WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1059 WriteServ(user->fd,"257 %s :Name - %s",user->nick,AdminName);
1060 WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1061 WriteServ(user->fd,"258 %s :E-Mail - %s",user->nick,AdminEmail);
1064 void handle_ping(char **parameters, int pcnt, userrec *user)
1066 WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1069 void handle_pong(char **parameters, int pcnt, userrec *user)
1071 // set the user as alive so they survive to next ping
1075 void handle_motd(char **parameters, int pcnt, userrec *user)
1080 void handle_rules(char **parameters, int pcnt, userrec *user)
1085 void handle_user(char **parameters, int pcnt, userrec *user)
1087 if (user->registered < 3)
1089 if (isident(parameters[0]) == 0) {
1090 // This kinda Sucks, According to the RFC thou, its either this,
1091 // or "You have already registered" :p -- Craig
1092 WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1095 WriteServ(user->fd,"NOTICE Auth :No ident response, ident prefixed with ~");
1096 strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1097 strlcat(user->ident,parameters[0],IDENTMAX);
1098 strlcpy(user->fullname,parameters[3],128);
1099 user->registered = (user->registered | 1);
1104 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1107 /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1108 if (user->registered == 3)
1110 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1115 void handle_userhost(char **parameters, int pcnt, userrec *user)
1117 char Return[MAXBUF],junk[MAXBUF];
1118 snprintf(Return,MAXBUF,"302 %s :",user->nick);
1119 for (int i = 0; i < pcnt; i++)
1121 userrec *u = Find(parameters[i]);
1124 if (strchr(u->modes,'o'))
1126 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1127 strlcat(Return,junk,MAXBUF);
1131 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1132 strlcat(Return,junk,MAXBUF);
1136 WriteServ(user->fd,Return);
1140 void handle_ison(char **parameters, int pcnt, userrec *user)
1142 char Return[MAXBUF];
1143 snprintf(Return,MAXBUF,"303 %s :",user->nick);
1144 for (int i = 0; i < pcnt; i++)
1146 userrec *u = Find(parameters[i]);
1149 strlcat(Return,u->nick,MAXBUF);
1150 strlcat(Return," ",MAXBUF);
1153 WriteServ(user->fd,Return);
1157 void handle_away(char **parameters, int pcnt, userrec *user)
1161 strlcpy(user->awaymsg,parameters[0],512);
1162 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1166 strlcpy(user->awaymsg,"",512);
1167 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1171 void handle_whowas(char **parameters, int pcnt, userrec* user)
1173 user_hash::iterator i = whowas.find(parameters[0]);
1175 if (i == whowas.end())
1177 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1178 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1182 time_t rawtime = i->second->signon;
1186 timeinfo = localtime(&rawtime);
1187 strlcpy(b,asctime(timeinfo),MAXBUF);
1188 b[strlen(b)-1] = '\0';
1190 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1191 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1192 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1197 void handle_trace(char **parameters, int pcnt, userrec *user)
1199 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1203 if (isnick(i->second->nick))
1205 if (strchr(i->second->modes,'o'))
1207 WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1211 WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1216 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1222 void handle_modules(char **parameters, int pcnt, userrec *user)
1224 for (int i = 0; i < module_names.size(); i++)
1226 Version V = modules[i]->GetVersion();
1227 char modulename[MAXBUF];
1228 char flagstate[MAXBUF];
1229 strcpy(flagstate,"");
1230 if (V.Flags & VF_STATIC)
1231 strlcat(flagstate,", static",MAXBUF);
1232 if (V.Flags & VF_VENDOR)
1233 strlcat(flagstate,", vendor",MAXBUF);
1234 if (V.Flags & VF_COMMON)
1235 strlcat(flagstate,", common",MAXBUF);
1236 if (V.Flags & VF_SERVICEPROVIDER)
1237 strlcat(flagstate,", service provider",MAXBUF);
1238 if (!strlen(flagstate))
1239 strcpy(flagstate," <no flags>");
1240 strlcpy(modulename,module_names[i].c_str(),256);
1241 if (strchr(user->modes,'o'))
1243 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);
1247 WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulname));
1252 void handle_stats(char **parameters, int pcnt, userrec *user)
1254 char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1259 if (strlen(parameters[0])>1)
1261 /* make the stats query 1 character long */
1262 parameters[0][1] = '\0';
1266 if (!strcasecmp(parameters[0],"c"))
1268 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1270 ConfValue("link","name",i,Link_ServerName,&config_f);
1271 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1272 ConfValue("link","port",i,Link_Port,&config_f);
1273 WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1274 WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1278 if (!strcasecmp(parameters[0],"i"))
1281 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1283 WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1288 if (!strcasecmp(parameters[0],"y"))
1291 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1293 WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1298 if (!strcmp(parameters[0],"U"))
1300 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1302 ConfValue("uline","server",i,Link_ServerName,&config_f);
1303 WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1307 if (!strcmp(parameters[0],"P"))
1310 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1312 if (strchr(i->second->modes,'o'))
1314 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));
1318 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1319 //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
1322 if (!strcmp(parameters[0],"k"))
1327 if (!strcmp(parameters[0],"g"))
1332 if (!strcmp(parameters[0],"q"))
1337 if (!strcmp(parameters[0],"Z"))
1342 if (!strcmp(parameters[0],"e"))
1347 /* stats m (list number of times each command has been used, plus bytecount) */
1348 if (!strcmp(parameters[0],"m"))
1350 for (int i = 0; i < cmdlist.size(); i++)
1352 if (cmdlist[i].handler_function)
1354 if (cmdlist[i].use_count)
1356 /* RPL_STATSCOMMANDS */
1357 WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1364 /* stats z (debug and memory info) */
1365 if (!strcmp(parameters[0],"z"))
1367 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1368 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1369 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1370 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1371 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1372 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1373 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1374 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1378 if (!strcmp(parameters[0],"o"))
1380 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1382 char LoginName[MAXBUF];
1383 char HostName[MAXBUF];
1384 char OperType[MAXBUF];
1385 ConfValue("oper","name",i,LoginName,&config_f);
1386 ConfValue("oper","host",i,HostName,&config_f);
1387 ConfValue("oper","type",i,OperType,&config_f);
1388 WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1392 /* stats l (show user I/O stats) */
1393 if (!strcmp(parameters[0],"l"))
1395 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1396 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1398 if (isnick(i->second->nick))
1400 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);
1404 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);
1410 /* stats u (show server uptime) */
1411 if (!strcmp(parameters[0],"u"))
1413 time_t current_time = 0;
1414 current_time = TIME;
1415 time_t server_uptime = current_time - startup_time;
1417 stime = gmtime(&server_uptime);
1418 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1419 * Craig suggested this, and it seemed a good idea so in it went */
1420 if (stime->tm_year > 70)
1422 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);
1426 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);
1430 WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1431 WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1435 void handle_connect(char **parameters, int pcnt, userrec *user)
1437 char Link_ServerName[1024];
1438 char Link_IPAddr[1024];
1439 char Link_Port[1024];
1440 char Link_Pass[1024];
1444 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1448 ConfValue("link","name",i,Link_ServerName,&config_f);
1449 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1450 ConfValue("link","port",i,Link_Port,&config_f);
1451 ConfValue("link","sendpass",i,Link_Pass,&config_f);
1452 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
1453 LinkPort = atoi(Link_Port);
1454 if (match(Link_ServerName,parameters[0])) {
1462 WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
1466 // TODO: Perform a check here to stop a server being linked twice!
1468 WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1470 if (me[defaultRoute])
1472 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1477 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);
1481 void handle_squit(char **parameters, int pcnt, userrec *user)
1483 // send out an squit across the mesh and then clear the server list (for local squit)
1486 WriteOpers("SQUIT command issued by %s",user->nick);
1487 char buffer[MAXBUF];
1488 snprintf(buffer,MAXBUF,"& %s",ServerName);
1489 NetSendToAll(buffer);
1494 WriteServ(user->fd,"NOTICE :*** Remote SQUIT not supported yet.");
1498 void handle_links(char **parameters, int pcnt, userrec *user)
1500 WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1501 for (int j = 0; j < 32; j++)
1505 for (int k = 0; k < me[j]->connectors.size(); k++)
1507 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());
1511 WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1514 void handle_map(char **parameters, int pcnt, userrec *user)
1517 snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1518 while (strlen(line) < 50)
1520 WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)registered_usercount())*100));
1521 for (int j = 0; j < 32; j++)
1525 for (int k = 0; k < me[j]->connectors.size(); k++)
1527 snprintf(line,MAXBUF,"006 %s :%c-%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetServerName().c_str());
1528 while (strlen(line) < 50)
1530 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));
1534 WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1537 bool is_uline(const char* server)
1539 char ServName[MAXBUF];
1542 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1544 ConfValue("uline","server",i,ServName,&config_f);
1545 if (!strcasecmp(server,ServName))
1554 void handle_oper(char **parameters, int pcnt, userrec *user)
1556 char LoginName[MAXBUF];
1557 char Password[MAXBUF];
1558 char OperType[MAXBUF];
1559 char TypeName[MAXBUF];
1560 char HostName[MAXBUF];
1561 char TheHost[MAXBUF];
1565 char global[MAXBUF];
1567 snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1569 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1571 ConfValue("oper","name",i,LoginName,&config_f);
1572 ConfValue("oper","password",i,Password,&config_f);
1573 ConfValue("oper","type",i,OperType,&config_f);
1574 ConfValue("oper","host",i,HostName,&config_f);
1575 if ((!strcmp(LoginName,parameters[0])) && (!strcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1578 for (j =0; j < ConfValueEnum("type",&config_f); j++)
1580 ConfValue("type","name",j,TypeName,&config_f);
1582 if (!strcmp(TypeName,OperType))
1584 /* found this oper's opertype */
1585 snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1586 NetSendToAll(global);
1587 ConfValue("type","host",j,HostName,&config_f);
1588 ChangeDisplayedHost(user,HostName);
1589 strlcpy(user->oper,TypeName,NICKMAX);
1601 /* correct oper credentials */
1602 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1603 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1604 if (!strchr(user->modes,'o'))
1606 strcat(user->modes,"o");
1607 WriteServ(user->fd,"MODE %s :+o",user->nick);
1608 snprintf(global,MAXBUF,"M %s +o",user->nick);
1609 NetSendToAll(global);
1610 FOREACH_MOD OnOper(user);
1611 log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1618 WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1619 WriteOpers("*** WARNING! qFailed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1620 log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1624 WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1625 WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1626 log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1632 void handle_nick(char **parameters, int pcnt, userrec *user)
1636 log(DEBUG,"not enough params for handle_nick");
1641 log(DEBUG,"invalid parameter passed to handle_nick");
1644 if (!strlen(parameters[0]))
1646 log(DEBUG,"zero length new nick passed to handle_nick");
1651 log(DEBUG,"invalid user passed to handle_nick");
1656 log(DEBUG,"invalid old nick passed to handle_nick");
1659 if (!strcasecmp(user->nick,parameters[0]))
1661 log(DEBUG,"old nick is new nick, skipping");
1666 if (strlen(parameters[0]) > 1)
1668 if (parameters[0][0] == ':')
1673 if (matches_qline(parameters[0]))
1675 WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1676 WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1679 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1681 WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1685 if (isnick(parameters[0]) == 0)
1687 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1691 if (user->registered == 7)
1694 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1696 // if a module returns true, the nick change is silently forbidden.
1700 WriteCommon(user,"NICK %s",parameters[0]);
1702 // Q token must go to ALL servers!!!
1703 char buffer[MAXBUF];
1704 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1705 NetSendToAll(buffer);
1708 char oldnick[NICKMAX];
1709 strlcpy(oldnick,user->nick,NICKMAX);
1711 /* change the nick of the user in the users_hash */
1712 user = ReHashNick(user->nick, parameters[0]);
1713 /* actually change the nick within the record */
1715 if (!user->nick) return;
1717 strlcpy(user->nick, parameters[0],NICKMAX);
1719 log(DEBUG,"new nick set: %s",user->nick);
1721 if (user->registered < 3)
1723 user->registered = (user->registered | 2);
1724 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1725 // and unless we're lucky we'll get a duff one later on.
1726 user->dns_done = (!lookup_dns(user->nick));
1728 log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1730 if (user->registered == 3)
1732 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1735 if (user->registered == 7)
1737 FOREACH_MOD OnUserPostNick(user,oldnick);
1743 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1745 char* src = strtok(params," ");
1746 char* dest = strtok(NULL," :");
1747 char* text = strtok(NULL,"\r\n");
1750 userrec* user = Find(src);
1753 userrec* dst = Find(dest);
1757 WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1761 chanrec* d = FindChan(dest);
1764 ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1772 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1774 char* src = strtok(params," ");
1775 char* dest = strtok(NULL," :");
1776 char* text = strtok(NULL,"\r\n");
1779 userrec* user = Find(src);
1782 userrec* dst = Find(dest);
1786 WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
1790 chanrec* d = FindChan(dest);
1793 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
1800 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1802 char* nick = strtok(params," ");
1803 char* from = strtok(NULL," ");
1804 char* channel = strtok(NULL," ");
1805 userrec* u = Find(nick);
1806 userrec* user = Find(from);
1807 chanrec* c = FindChan(channel);
1808 if ((c) && (u) && (user))
1810 u->InviteTo(c->name);
1811 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
1815 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1817 char* setby = strtok(params," ");
1818 char* channel = strtok(NULL," :");
1819 char* topic = strtok(NULL,"\r\n");
1821 userrec* u = Find(setby);
1822 chanrec* c = FindChan(channel);
1825 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
1826 strlcpy(c->topic,topic,MAXTOPIC);
1827 strlcpy(c->setby,u->nick,NICKMAX);
1833 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1835 char* tm = strtok(params," ");
1836 char* setby = strtok(NULL," ");
1837 char* channel = strtok(NULL," :");
1838 char* topic = strtok(NULL,"\r\n");
1840 time_t TS = atoi(tm);
1841 chanrec* c = FindChan(channel);
1844 // in the case of topics and TS, the *NEWER*
1845 if (TS <= c->topicset)
1847 WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
1848 strlcpy(c->topic,topic,MAXTOPIC);
1849 strlcpy(c->setby,setby,NICKMAX);
1854 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1857 char original[MAXBUF],target[MAXBUF];
1858 strlcpy(original,params,MAXBUF);
1860 char* parameter = strtok(params," ");
1861 strlcpy(target,parameter,MAXBUF);
1864 if (parameter[0] == ':')
1866 pars[index++] = parameter;
1867 parameter = strtok(NULL," ");
1869 log(DEBUG,"*** MODE: %s %s",pars[0],pars[1]);
1870 merge_mode(pars,index);
1871 if (FindChan(target))
1873 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
1877 Write(Find(target)->fd,":%s MODE %s",ServerName,original);
1881 // m is modes set by users only (not servers) valid targets are channels or users.
1883 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1885 // m blah #chatspike +b *!test@*4
1887 char original[MAXBUF];
1888 strlcpy(original,params,MAXBUF);
1890 if (!strchr(params,' '))
1892 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
1898 char* src = strtok(params," ");
1899 userrec* user = Find(src);
1903 log(DEBUG,"Found user: %s",user->nick);
1904 char* parameter = strtok(NULL," ");
1907 pars[index++] = parameter;
1908 parameter = strtok(NULL," ");
1911 log(DEBUG,"Calling merge_mode2");
1912 merge_mode2(pars,index,user);
1917 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1919 char* nick = strtok(params," ");
1920 char* channel = strtok(NULL," :");
1921 char* reason = strtok(NULL,"\r\n");
1922 userrec* user = Find(nick);
1926 if (strcmp(reason,""))
1928 del_channel(user,channel,reason,true);
1932 del_channel(user,channel,NULL,true);
1937 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1939 char* src = strtok(params," ");
1940 char* nick = strtok(NULL," :");
1941 char* reason = strtok(NULL,"\r\n");
1942 char kreason[MAXBUF];
1945 userrec* u = Find(nick);
1946 userrec* user = Find(src);
1950 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, source->name, ServerName, user->dhost,user->nick,reason);
1951 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",source->name,user->nick,u->nick,u->ident,u->host,reason);
1952 snprintf(kreason,MAXBUF,"[%s] Killed (%s (%s))",source->name,user->nick,reason);
1953 kill_link(u,kreason);
1957 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1959 char* nick = strtok(params," :");
1960 char* reason = strtok(NULL,"\r\n");
1963 userrec* user = Find(nick);
1967 if (strlen(reason)>MAXQUIT)
1969 reason[MAXQUIT-1] = '\0';
1973 WriteCommonExcept(user,"QUIT :%s",reason);
1975 user_hash::iterator iter = clientlist.find(user->nick);
1977 if (iter != clientlist.end())
1979 log(DEBUG,"deleting user hash value %d",iter->second);
1980 if ((iter->second) && (user->registered == 7)) {
1981 delete iter->second;
1983 clientlist.erase(iter);
1986 purge_empty_chans();
1990 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1992 char* oldnick = strtok(params," ");
1993 char* newnick = strtok(NULL," ");
1995 userrec* user = Find(oldnick);
1999 WriteCommon(user,"NICK %s",newnick);
2000 if (is_uline(tcp_host))
2003 FOREACH_RESULT(OnUserPreNick(user,newnick));
2005 // if a module returns true, the nick change couldnt be allowed
2006 kill_link(user,"Nickname collision");
2009 if (matches_qline(newnick))
2011 kill_link(user,"Nickname collision");
2015 // broadcast this because its a services thingy
2016 char buffer[MAXBUF];
2017 snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
2018 NetSendToAll(buffer);
2020 user = ReHashNick(user->nick, newnick);
2022 if (!user->nick) return;
2023 strlcpy(user->nick, newnick,NICKMAX);
2024 log(DEBUG,"new nick set: %s",user->nick);
2028 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2029 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2031 char* src = strtok(params," ");
2032 char* dest = strtok(NULL," ");
2033 char* channel = strtok(NULL," :");
2034 char* reason = strtok(NULL,"\r\n");
2036 userrec* s = Find(src);
2037 userrec* d = Find(dest);
2038 chanrec* c = FindChan(channel);
2039 if ((s) && (d) && (c))
2041 kick_channel(s,d,c,reason);
2046 if ((s) && (d) && (c))
2048 kick_channel(s,d,c,reason);
2053 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2055 char* who = strtok(params," :");
2056 char* text = strtok(NULL,"\r\n");
2058 userrec* s = Find(who);
2061 WriteWallOps(s,true,text);
2065 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2067 log(DEBUG,"Adding ULined server %s to my map",params);
2069 s.SetState(STATE_DISCONNECTED);
2070 s.SetServerName(params);
2072 for (int j = 0; j < 32; j++)
2076 for (int k = 0; k < me[j]->connectors.size(); k++)
2078 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
2080 // dont allow a server to be added twice
2081 log(DEBUG,"ULined server %s already in the map!",params);
2088 source->connectors.push_back(s);
2089 WriteOpers("Non-Mesh server %s has joined the network",params);
2092 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2094 char* tm = strtok(params," ");
2095 char* nick = strtok(NULL," ");
2096 char* host = strtok(NULL," ");
2097 char* dhost = strtok(NULL," ");
2098 char* ident = strtok(NULL," ");
2099 char* modes = strtok(NULL," ");
2100 char* ipaddr = strtok(NULL," ");
2101 char* server = strtok(NULL," :");
2102 char* gecos = strtok(NULL,"\r\n");
2105 time_t TS = atoi(tm);
2106 user_hash::iterator iter = clientlist.find(nick);
2107 if (iter != clientlist.end())
2110 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
2112 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
2113 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
2114 kill_link(iter->second,str);
2116 clientlist[nick] = new userrec();
2117 // remote users have an fd of -1. This is so that our Write abstraction
2118 // routines know to route any messages to this record away to whatever server
2120 clientlist[nick]->fd = -1;
2121 strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2122 strlcpy(clientlist[nick]->host, host,160);
2123 strlcpy(clientlist[nick]->dhost, dhost,160);
2124 strlcpy(clientlist[nick]->server, server,256);
2125 strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
2126 strlcpy(clientlist[nick]->fullname, gecos,128);
2127 clientlist[nick]->signon = TS;
2128 clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2129 clientlist[nick]->lastping = 1;
2130 clientlist[nick]->port = 0; // so is this...
2131 clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2132 clientlist[nick]->idle_lastmsg = TIME; // this is unrealiable and wont actually be used locally
2133 for (int i = 0; i < MAXCHANS; i++)
2135 clientlist[nick]->chans[i].channel = NULL;
2136 clientlist[nick]->chans[i].uc_modes = 0;
2140 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2142 long tdiff = TIME - atoi(params);
2144 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2147 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2149 char* nick = strtok(params," :");
2150 char* gecos = strtok(NULL,"\r\n");
2152 userrec* user = Find(nick);
2155 strlcpy(user->fullname,gecos,MAXBUF);
2158 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2160 char* nick = strtok(params," ");
2161 char* host = strtok(NULL," ");
2163 userrec* user = Find(nick);
2166 strlcpy(user->dhost,host,160);
2169 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2172 // + test3.chatspike.net 7010 -2016508415
2173 char* servername = strtok(params," ");
2174 char* ipaddr = strtok(NULL," ");
2175 char* ipport = strtok(NULL," ");
2176 char* cookie = strtok(NULL," ");
2177 log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2180 bool conn_already = false;
2181 for (int i = 0; i < 32; i++)
2185 for (int j = 0; j < me[i]->connectors.size(); j++)
2187 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2189 if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2191 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2192 conn_already = true;
2199 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2202 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2204 char* server = strtok(params," ");
2205 char* data = strtok(NULL,"\r\n");
2206 if ((!data) || (!server))
2208 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2212 log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2213 NetSendToOne(server,data);
2216 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2219 // The J token currently has no timestamp - this needs looking at
2220 // because it will allow splitriding.
2221 char* nick = strtok(params," ");
2222 char* channel = strtok(NULL," ");
2223 userrec* user = Find(nick);
2226 if ((user != NULL) && (strcmp(channel,"")))
2228 char privilage = '\0';
2229 if (channel[0] != '#')
2231 privilage = channel[0];
2234 add_channel(user,channel,"",true);
2236 // now work out the privilages they should have on each channel
2237 // and send the appropriate servermodes.
2238 for (int i = 0; i != MAXCHANS; i++)
2240 if (user->chans[i].channel)
2242 if (!strcasecmp(user->chans[i].channel->name,channel))
2244 if (privilage == '@')
2246 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2247 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2249 if (privilage == '%')
2251 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2252 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2254 if (privilage == '+')
2256 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2257 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2264 channel = strtok(NULL," ");
2268 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2270 log(DEBUG,"Storing routing table...");
2271 char* sourceserver = strtok(params," ");
2272 char* server = strtok(NULL," ");
2273 for (int i = 0; i < 32; i++)
2277 for (int j = 0; j < me[i]->connectors.size(); j++)
2279 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2281 me[i]->connectors[j].routes.clear();
2282 log(DEBUG,"Found entry for source server.");
2286 me[i]->connectors[j].routes.push_back(server);
2287 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2288 server = strtok(NULL," ");
2295 log(DEBUG,"Warning! routing table received from nonexistent server!");
2298 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2300 log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2301 WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2302 bool go_again = true;
2306 for (int i = 0; i < 32; i++)
2310 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2312 if (!strcasecmp(j->GetServerName().c_str(),params))
2315 j->CloseConnection();
2316 me[i]->connectors.erase(j);
2324 log(DEBUG,"Removed server. Will remove clients...");
2325 // iterate through the userlist and remove all users on this server.
2326 // because we're dealing with a mesh, we dont have to deal with anything
2327 // "down-route" from this server (nice huh)
2329 char reason[MAXBUF];
2330 snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2334 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2336 if (!strcasecmp(u->second->server,params))
2338 kill_link(u->second,reason);
2348 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2350 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2351 log(DEBUG,"Adding G-line");
2352 char* mask = strtok(params," ");
2353 char* who = strtok(NULL," ");
2354 char* create_time = strtok(NULL," ");
2355 char* duration = strtok(NULL," :");
2356 char* reason = strtok(NULL,"\r\n");
2357 add_gline(atoi(duration),who,reason,mask);
2358 // we must update the creation time on this gline
2359 // now that we've added it, or it wont expire at the right time.
2360 gline_set_creation_time(mask,atoi(create_time));
2361 if (!atoi(duration))
2363 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2367 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2372 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2374 log(DEBUG,"Removing G-line");
2375 char* mask = strtok(params," ");
2376 char* who = strtok(NULL," ");
2379 if (del_gline(mask))
2383 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2389 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2391 // { <mask> <who-set-it> <time-set> <duration> :<reason>
2392 log(DEBUG,"Adding Q-line");
2393 char* mask = strtok(params," ");
2394 char* who = strtok(NULL," ");
2395 char* create_time = strtok(NULL," ");
2396 char* duration = strtok(NULL," :");
2397 char* reason = strtok(NULL,"\r\n");
2398 add_qline(atoi(duration),who,reason,mask);
2399 // we must update the creation time on this gline
2400 // now that we've added it, or it wont expire at the right time.
2401 qline_set_creation_time(mask,atoi(create_time));
2402 qline_make_global(mask);
2403 if (!atoi(duration))
2405 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2409 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2414 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2416 log(DEBUG,"Removing Q-line");
2417 char* mask = strtok(params," ");
2418 char* who = strtok(NULL," ");
2421 if (del_qline(mask))
2425 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2431 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2433 // } <mask> <who-set-it> <time-set> <duration> :<reason>
2434 log(DEBUG,"Adding Z-line");
2435 char* mask = strtok(params," ");
2436 char* who = strtok(NULL," ");
2437 char* create_time = strtok(NULL," ");
2438 char* duration = strtok(NULL," :");
2439 char* reason = strtok(NULL,"\r\n");
2440 add_zline(atoi(duration),who,reason,mask);
2441 // we must update the creation time on this gline
2442 // now that we've added it, or it wont expire at the right time.
2443 zline_set_creation_time(mask,atoi(create_time));
2444 zline_make_global(mask);
2445 if (!atoi(duration))
2447 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2451 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2456 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2458 log(DEBUG,"Removing Z-line");
2459 char* mask = strtok(params," ");
2460 char* who = strtok(NULL," ");
2463 if (del_zline(mask))
2467 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2473 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2475 char* nick = strtok(params," ");
2476 char* type = strtok(params," ");
2477 userrec* u = Find(nick);
2480 strlcpy(u->oper,type,NICKMAX);
2485 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port)
2487 char buffer[MAXBUF];
2495 WriteOpers("Server %s is starting netburst.",tcp_host);
2496 // now broadcast this new servers address out to all servers that are linked to us,
2497 // except the newcomer. They'll all attempt to connect back to it.
2498 authcookie = rand()*rand();
2499 snprintf(buffer,MAXBUF,"~ %d",authcookie);
2500 NetSendToAll(buffer);
2504 // once stored, this authcookie permits other servers to log in
2505 // without user or password, using it.
2507 auth_cookies.push_back(atoi(params));
2508 log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2510 // connect back to a server using an authcookie
2512 handle_plus(token,params,source,reply,tcp_host);
2516 handle_dollar(token,params,source,reply,tcp_host);
2518 // node unreachable - we cant route to a server, sooooo we slit it off.
2519 // servers can generate these for themselves for an squit.
2521 handle_amp(token,params,source,reply,tcp_host);
2523 // R <server> <data>
2524 // redirect token, send all of <data> along to the given
2525 // server as this server has been found to still have a route to it
2527 handle_R(token,params,source,reply,tcp_host);
2532 reply->SendPacket("!",tcp_host);
2542 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2543 // introduce remote client
2545 handle_N(token,params,source,reply,tcp_host);
2547 // a <NICK> :<GECOS>
2548 // change GECOS (SETNAME)
2550 handle_a(token,params,source,reply,tcp_host);
2553 // change displayed host (SETHOST)
2555 handle_b(token,params,source,reply,tcp_host);
2557 // t <NICK> <CHANNEL> :<TOPIC>
2558 // change a channel topic
2560 handle_t(token,params,source,reply,tcp_host);
2562 // i <NICK> <CHANNEL>
2563 // invite a user to a channel
2565 handle_i(token,params,source,reply,tcp_host);
2567 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2568 // kick a user from a channel
2570 handle_k(token,params,source,reply,tcp_host);
2572 // n <NICK> <NEWNICK>
2573 // change nickname of client -- a server should only be able to
2574 // change the nicknames of clients that reside on it unless
2577 handle_n(token,params,source,reply,tcp_host);
2579 // J <NICK> <CHANLIST>
2580 // Join user to channel list, merge channel permissions
2582 handle_J(token,params,source,reply,tcp_host);
2584 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2585 // change channel topic (netburst only)
2587 handle_T(token,params,source,reply,tcp_host);
2589 // M <TARGET> <MODES> [MODE-PARAMETERS]
2590 // Server setting modes on an object
2592 handle_M(token,params,source,reply,tcp_host);
2594 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2595 // User setting modes on an object
2597 handle_m(token,params,source,reply,tcp_host);
2599 // P <SOURCE> <TARGET> :<TEXT>
2600 // Send a private/channel message
2602 handle_P(token,params,source,reply,tcp_host);
2604 // V <SOURCE> <TARGET> :<TEXT>
2605 // Send a private/channel notice
2607 handle_V(token,params,source,reply,tcp_host);
2609 // L <SOURCE> <CHANNEL> :<REASON>
2610 // User parting a channel
2612 handle_L(token,params,source,reply,tcp_host);
2614 // Q <SOURCE> :<REASON>
2617 handle_Q(token,params,source,reply,tcp_host);
2620 // introduce non-meshable server (such as a services server)
2622 handle_H(token,params,source,reply,tcp_host);
2624 // K <SOURCE> <DEST> :<REASON>
2627 handle_K(token,params,source,reply,tcp_host);
2629 // @ <SOURCE> :<TEXT>
2632 handle_AT(token,params,source,reply,tcp_host);
2634 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2637 handle_hash(token,params,source,reply,tcp_host);
2642 handle_dot(token,params,source,reply,tcp_host);
2644 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2647 handle_add_sqline(token,params,source,reply,tcp_host);
2652 handle_del_sqline(token,params,source,reply,tcp_host);
2654 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2657 handle_add_szline(token,params,source,reply,tcp_host);
2662 handle_del_szline(token,params,source,reply,tcp_host);
2664 // | <nick> <opertype>
2667 handle_pipe(token,params,source,reply,tcp_host);
2672 WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
2673 handle_F(token,params,source,reply,tcp_host);
2675 // tell all the other servers to use this authcookie to connect back again
2676 // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
2677 snprintf(buffer,MAXBUF,"+ %s %s %d %d",tcp_host,ipaddr,port,authcookie);
2678 NetSendToAllExcept(tcp_host,buffer);
2681 WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
2682 strlcpy(source->nickserv,params,NICKMAX);
2685 // end netburst with no mesh creation
2687 WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
2688 handle_F(token,params,source,reply,tcp_host);
2690 // tell everyone else about the new server name so they just add it in the disconnected
2692 snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
2693 NetSendToAllExcept(tcp_host,buffer);
2696 // Send netburst now
2698 WriteOpers("Sending my netburst to %s",tcp_host);
2699 DoSync(source,tcp_host);
2700 WriteOpers("Send of netburst to %s completed",tcp_host);
2701 NetSendMyRoutingTable();
2705 WriteOpers("WARNING! Unknown datagram type '%c'",token);
2711 void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
2713 if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)))
2715 // a user on a server port, just close their connection.
2716 RemoveServer(tcp_host);
2720 char response[10240];
2721 char token = udp_msg[0];
2722 char* old = udp_msg;
2724 if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
2726 char* src = udp_msg+1;
2727 while (udp_msg[0] != ' ')
2731 char* comd = udp_msg;
2732 while (udp_msg[0] != ' ')
2737 char source[MAXBUF];
2738 char command[MAXBUF];
2739 strlcpy(data,udp_msg,512);
2740 strlcpy(source,src,MAXBUF);
2741 strlcpy(command,comd,MAXBUF);
2745 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
2746 if (!strcmp(command,"433"))
2750 if (!strcmp(command,"432"))
2754 if (!strcmp(command,"NOTICE"))
2756 snprintf(udp_msg,MAXBUF,"V %s %s",source,data);
2757 log(DEBUG,"Rewrote NOTICE from services to: '%s'",udp_msg);
2760 if (!strcmp(command,"QUIT"))
2762 if ((!udp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
2764 strcpy(data,":No reason");
2766 if (!strcmp(data,":"))
2768 strcpy(data,":No reason");
2770 snprintf(udp_msg,MAXBUF,"Q %s %s",source,data);
2771 log(DEBUG,"Rewrote QUIT from services to: '%s'",udp_msg);
2774 if (!strcmp(command,"SQUIT"))
2776 snprintf(udp_msg,MAXBUF,"& %s",source);
2777 log(DEBUG,"Rewrote SQUIT from services to: '%s'",udp_msg);
2780 if (!strcmp(command,"SVSMODE"))
2782 snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2783 log(DEBUG,"Rewrote SVSMODE from services to: '%s'",udp_msg);
2786 if (!strcmp(command,"SVS2MODE"))
2788 snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2789 log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",udp_msg);
2792 // todo: this wont work without u:lines
2793 // in give_ops etc allow nick on a u:lined serv to do just about anything
2794 if (!strcmp(command,"MODE"))
2796 snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2797 log(DEBUG,"Rewrote MODE from services to: '%s'",udp_msg);
2800 if (!strcmp(command,"KICK"))
2802 snprintf(udp_msg,MAXBUF,"k %s %s",source,data);
2803 log(DEBUG,"Rewrote KICK from services to: '%s'",udp_msg);
2806 if (!strcmp(command,"KILL"))
2808 snprintf(udp_msg,MAXBUF,"K %s %s",source,data);
2809 log(DEBUG,"Rewrote KILL from services to: '%s'",udp_msg);
2812 if (!strcmp(command,"SVSJOIN"))
2814 snprintf(udp_msg,MAXBUF,"J %s",data);
2815 NetSendToOne(tcp_host,udp_msg);
2816 char* nick = strtok(data," ");
2817 char* chan = strtok(NULL," ");
2818 log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",udp_msg);
2819 userrec* u = Find(nick);
2822 add_channel(u,chan,"",true);
2830 char* params = udp_msg + 2;
2831 char finalparam[1024];
2832 strcpy(finalparam," :xxxx");
2833 if (strstr(udp_msg," :")) {
2834 strlcpy(finalparam,strstr(udp_msg," :"),1024);
2839 char* cookie = strtok(params," ");
2840 char* servername = strtok(NULL," ");
2841 char* serverdesc = finalparam+2;
2843 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
2845 for (int u = 0; u < auth_cookies.size(); u++)
2847 if (auth_cookies[u] == atoi(cookie))
2849 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
2852 for (int j = 0; j < 32; j++)
2856 for (int k = 0; k < me[j]->connectors.size(); k++)
2858 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
2860 me[j]->connectors[k].SetServerName(servername);
2861 me[j]->connectors[k].SetDescription(serverdesc);
2862 me[j]->connectors[k].SetState(STATE_CONNECTED);
2863 NetSendMyRoutingTable();
2868 WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
2876 // bad cookie, bad bad! go sit in the corner!
2877 WriteOpers("Bad cookie from %s!",servername);
2882 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
2883 char* servername = strtok(params," ");
2884 char* password = strtok(NULL," ");
2885 char* myport = strtok(NULL," ");
2886 char* revision = strtok(NULL," ");
2887 char* serverdesc = finalparam+2;
2889 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
2891 ircd_connector* cn = serv->FindHost(servername);
2895 WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
2896 char buffer[MAXBUF];
2897 snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
2898 serv->SendPacket(buffer,tcp_host);
2899 RemoveServer(tcp_host);
2903 if (atoi(revision) != GetRevision())
2905 WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %d",servername,revision,GetRevision());
2906 char buffer[MAXBUF];
2907 sprintf(buffer,"E :Version number mismatch");
2908 serv->SendPacket(buffer,tcp_host);
2909 RemoveServer(tcp_host);
2910 RemoveServer(servername);
2914 for (int j = 0; j < serv->connectors.size(); j++)
2916 if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
2918 serv->connectors[j].SetServerName(servername);
2919 serv->connectors[j].SetDescription(serverdesc);
2920 serv->connectors[j].SetServerPort(atoi(myport));
2925 char Link_ServerName[1024];
2926 char Link_IPAddr[1024];
2927 char Link_Port[1024];
2928 char Link_Pass[1024];
2929 char Link_SendPass[1024];
2932 // search for a corresponding <link> block in the config files
2933 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2935 ConfValue("link","name",i,Link_ServerName,&config_f);
2936 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
2937 ConfValue("link","port",i,Link_Port,&config_f);
2938 ConfValue("link","recvpass",i,Link_Pass,&config_f);
2939 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
2940 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
2941 LinkPort = atoi(Link_Port);
2942 if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
2944 // we have a matching link line -
2945 // send a 'diminutive' server message back...
2946 snprintf(response,10240,"s %s %s :%s",ServerName,Link_SendPass,ServerDesc);
2947 serv->SendPacket(response,servername);
2949 for (int t = 0; t < serv->connectors.size(); t++)
2951 if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
2953 serv->connectors[t].SetState(STATE_CONNECTED);
2960 char buffer[MAXBUF];
2961 sprintf(buffer,"E :Access is denied (no matching link block)");
2962 serv->SendPacket(buffer,tcp_host);
2963 WriteOpers("CONNECT from %s denied, no matching link block",servername);
2964 RemoveServer(tcp_host);
2965 RemoveServer(servername);
2970 // S test.chatspike.net password :ChatSpike InspIRCd test server
2971 char* servername = strtok(params," ");
2972 char* password = strtok(NULL," ");
2973 char* serverdesc = finalparam+2;
2975 // TODO: we should do a check here to ensure that this server is one we recently initiated a
2976 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
2977 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
2978 // a connect, so put out an oper alert!
2980 // for now, just accept all, we'll fix that later.
2981 WriteOpers("%s accepted our link credentials ",servername);
2983 char Link_ServerName[1024];
2984 char Link_IPAddr[1024];
2985 char Link_Port[1024];
2986 char Link_Pass[1024];
2987 char Link_SendPass[1024];
2990 // search for a corresponding <link> block in the config files
2991 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2993 ConfValue("link","name",i,Link_ServerName,&config_f);
2994 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
2995 ConfValue("link","port",i,Link_Port,&config_f);
2996 ConfValue("link","recvpass",i,Link_Pass,&config_f);
2997 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
2998 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
2999 LinkPort = atoi(Link_Port);
3000 if (!strcasecmp(Link_ServerName,servername))
3002 // matching link at this end too, we're all done!
3003 // at this point we must begin key exchange and insert this
3004 // server into our 'active' table.
3005 for (int j = 0; j < 32; j++)
3009 for (int k = 0; k < me[j]->connectors.size(); k++)
3011 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3013 char buffer[MAXBUF];
3014 me[j]->connectors[k].SetDescription(serverdesc);
3015 me[j]->connectors[k].SetState(STATE_CONNECTED);
3016 sprintf(buffer,"X 0");
3017 serv->SendPacket(buffer,tcp_host);
3018 DoSync(me[j],tcp_host);
3019 NetSendMyRoutingTable();
3024 WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
3029 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3032 char buffer[MAXBUF];
3033 sprintf(buffer,"E :Access is denied (no matching link block)");
3034 serv->SendPacket(buffer,tcp_host);
3035 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3036 RemoveServer(tcp_host);
3037 RemoveServer(servername);
3042 // U services.chatspike.net password :ChatSpike Services
3044 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
3045 char* servername = strtok(params," ");
3046 char* password = strtok(NULL," ");
3047 char* serverdesc = finalparam+2;
3049 char Link_ServerName[1024];
3050 char Link_IPAddr[1024];
3051 char Link_Port[1024];
3052 char Link_Pass[1024];
3053 char Link_SendPass[1024];
3056 // search for a corresponding <link> block in the config files
3057 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3059 ConfValue("link","name",i,Link_ServerName,&config_f);
3060 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3061 ConfValue("link","port",i,Link_Port,&config_f);
3062 ConfValue("link","recvpass",i,Link_Pass,&config_f);
3063 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3064 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3065 LinkPort = atoi(Link_Port);
3066 if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3068 // matching link at this end too, we're all done!
3069 // at this point we must begin key exchange and insert this
3070 // server into our 'active' table.
3071 for (int j = 0; j < 32; j++)
3075 for (int k = 0; k < me[j]->connectors.size(); k++)
3077 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3079 char buffer[MAXBUF];
3080 me[j]->connectors[k].SetDescription(serverdesc);
3081 me[j]->connectors[k].SetServerName(servername);
3082 me[j]->connectors[k].SetState(STATE_SERVICES);
3083 sprintf(buffer,"X 0");
3084 serv->SendPacket(buffer,servername);
3085 DoSync(me[j],servername);
3086 snprintf(buffer,MAXBUF,"H %s",servername);
3087 NetSendToAllExcept(servername,buffer);
3088 WriteOpers("Non-Mesh server %s has joined the network",servername);
3089 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
3090 NetSendMyRoutingTable();
3095 WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
3100 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3103 char buffer[MAXBUF];
3104 sprintf(buffer,"E :Access is denied (no matching link block)");
3105 serv->SendPacket(buffer,tcp_host);
3106 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3107 RemoveServer(tcp_host);
3108 RemoveServer(servername);
3113 char* error_message = finalparam+2;
3114 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3119 serverrec* source_server = NULL;
3121 for (int j = 0; j < 32; j++)
3125 for (int x = 0; x < me[j]->connectors.size(); x++)
3127 log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3128 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3130 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
3132 // found a valid ircd_connector.
3133 process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort());
3141 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3145 long duration(char* str)
3147 char n_field[MAXBUF];
3149 char* str_end = str + strlen(str);
3152 for (char* i = str; i < str_end; i++)
3154 // if we have digits, build up a string for the value in n_field,
3155 // up to 10 digits in size.
3156 if ((*i >= '0') && (*i <= '9'))
3158 strlcat(n_field,i,10);
3162 // we dont have a digit, check for numeric tokens
3163 switch (tolower(*i))
3166 total += atoi(n_field);
3170 total += (atoi(n_field)*duration_m);
3174 total += (atoi(n_field)*duration_h);
3178 total += (atoi(n_field)*duration_d);
3182 total += (atoi(n_field)*duration_w);
3186 total += (atoi(n_field)*duration_y);
3192 // add trailing seconds
3193 total += atoi(n_field);
3199 void handle_kline(char **parameters, int pcnt, userrec *user)
3203 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3204 if (!duration(parameters[1]))
3206 WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3210 WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3215 if (del_kline(parameters[0]))
3217 WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3221 WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3227 void handle_eline(char **parameters, int pcnt, userrec *user)
3231 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3232 if (!duration(parameters[1]))
3234 WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
3238 WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3243 if (del_eline(parameters[0]))
3245 WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
3249 WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
3252 // no need to apply the lines for an eline
3255 void handle_gline(char **parameters, int pcnt, userrec *user)
3257 char netdata[MAXBUF];
3260 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3261 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3262 snprintf(netdata,MAXBUF,"# %s %s %ld %ld :%s",parameters[0],user->nick,TIME,duration(parameters[1]),parameters[2]);
3263 NetSendToAll(netdata);
3264 if (!duration(parameters[1]))
3266 WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3270 WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3275 if (del_gline(parameters[0]))
3277 // . <mask> <who-removed-it>
3278 snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3279 WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3283 WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3289 void handle_zline(char **parameters, int pcnt, userrec *user)
3293 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3294 if (!duration(parameters[1]))
3296 WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3300 WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3305 if (del_zline(parameters[0]))
3307 WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3311 WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3317 void handle_qline(char **parameters, int pcnt, userrec *user)
3321 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3322 if (!duration(parameters[1]))
3324 WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3328 WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3333 if (del_qline(parameters[0]))
3335 WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3339 WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);