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
268 snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
269 NetSendToAll(buffer);
272 void handle_loadmodule(char **parameters, int pcnt, userrec *user)
274 if (LoadModule(parameters[0]))
276 WriteOpers("*** NEW MODULE: %s",parameters[0]);
277 WriteServ(user->fd,"975 %s %s :Module successfully loaded.",user->nick, parameters[0]);
281 WriteServ(user->fd,"974 %s %s :Failed to load module: %s",user->nick, parameters[0],ModuleError());
285 void handle_unloadmodule(char **parameters, int pcnt, userrec *user)
287 if (UnloadModule(parameters[0]))
289 WriteOpers("*** MODULE UNLOADED: %s",parameters[0]);
290 WriteServ(user->fd,"973 %s %s :Module successfully unloaded.",user->nick, parameters[0]);
294 WriteServ(user->fd,"972 %s %s :Failed to unload module: %s",user->nick, parameters[0],ModuleError());
298 void handle_die(char **parameters, int pcnt, userrec *user)
300 log(DEBUG,"die: %s",user->nick);
301 if (!strcmp(parameters[0],diepass))
303 WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
309 WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
313 void handle_restart(char **parameters, int pcnt, userrec *user)
317 log(DEFAULT,"Restart: %s",user->nick);
318 if (!strcmp(parameters[0],restartpass))
320 WriteOpers("*** RESTART command from %s!%s@%s, restarting server.",user->nick,user->ident,user->host);
322 argv[0] = MyExecutable;
334 // close ALL file descriptors
335 send_error("Server restarting.");
337 for (int i = 0; i < 65536; i++)
340 struct linger linger = { 0 };
341 setsockopt(i, SOL_SOCKET, SO_REUSEADDR, (const char*)&on, sizeof(on));
344 setsockopt(i, SOL_SOCKET, SO_LINGER, (const char*)&linger,sizeof(linger));
350 execv(MyExecutable,argv);
356 WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
360 void handle_kill(char **parameters, int pcnt, userrec *user)
362 userrec *u = Find(parameters[0]);
363 char killreason[MAXBUF];
365 log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
369 FOREACH_RESULT(OnKill(user,u,parameters[1]));
374 if (strcmp(ServerName,u->server))
377 WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
378 snprintf(killreason,MAXBUF,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
379 WriteCommonExcept(u,"QUIT :%s",killreason);
380 // K token must go to ALL servers!!!
382 snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
383 NetSendToAll(buffer);
385 user_hash::iterator iter = clientlist.find(u->nick);
386 if (iter != clientlist.end())
388 log(DEBUG,"deleting user hash value %d",iter->second);
389 if ((iter->second) && (user->registered == 7)) {
392 clientlist.erase(iter);
399 WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
400 WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
401 snprintf(killreason,MAXBUF,"Killed (%s (%s))",user->nick,parameters[1]);
402 kill_link(u,killreason);
407 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
411 void handle_summon(char **parameters, int pcnt, userrec *user)
413 WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
416 void handle_users(char **parameters, int pcnt, userrec *user)
418 WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
421 void handle_pass(char **parameters, int pcnt, userrec *user)
423 // Check to make sure they havnt registered -- Fix by FCS
424 if (user->registered == 7)
426 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
429 if (!strcasecmp(parameters[0],Passwd(user)))
431 user->haspassed = true;
435 void handle_invite(char **parameters, int pcnt, userrec *user)
437 userrec* u = Find(parameters[0]);
438 chanrec* c = FindChan(parameters[1]);
444 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
450 WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
459 if (cstatus(user,c) < STATUS_HOP)
461 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
465 if (has_channel(u,c))
467 WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
470 if (!has_channel(user,c))
472 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
477 FOREACH_RESULT(OnUserPreInvite(user,u,c));
478 if (MOD_RESULT == 1) {
482 u->InviteTo(c->name);
483 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
484 WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
486 // i token must go to ALL servers!!!
488 snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
489 NetSendToAll(buffer);
492 void handle_topic(char **parameters, int pcnt, userrec *user)
498 if (strlen(parameters[0]) <= CHANMAX)
500 Ptr = FindChan(parameters[0]);
503 if (((Ptr) && (!has_channel(user,Ptr))) && (Ptr->secret))
505 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
510 WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
511 WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
515 WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
520 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
527 if (strlen(parameters[0]) <= CHANMAX)
529 Ptr = FindChan(parameters[0]);
532 if ((Ptr) && (!has_channel(user,Ptr)))
534 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, Ptr->name);
537 if ((Ptr->topiclock) && (cstatus(user,Ptr)<STATUS_HOP))
539 WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
544 strlcpy(topic,parameters[1],MAXBUF);
545 if (strlen(topic)>MAXTOPIC)
547 topic[MAXTOPIC-1] = '\0';
550 strlcpy(Ptr->topic,topic,MAXBUF);
551 strlcpy(Ptr->setby,user->nick,NICKMAX);
552 Ptr->topicset = TIME;
553 WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
555 // t token must go to ALL servers!!!
557 snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
558 NetSendToAll(buffer);
562 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
568 void handle_names(char **parameters, int pcnt, userrec *user)
574 WriteServ(user->fd,"366 %s * :End of /NAMES list.",user->nick);
578 if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
580 c = FindChan(parameters[0]);
583 if (((c) && (!has_channel(user,c))) && (c->secret))
585 WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
589 WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
593 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
597 void handle_privmsg(char **parameters, int pcnt, userrec *user)
602 user->idle_lastmsg = TIME;
604 if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
606 if (parameters[0][0] == '#')
608 chan = FindChan(parameters[0]);
611 if ((chan->noexternal) && (!has_channel(user,chan)))
613 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
616 if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
618 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
624 std::string temp = parameters[1];
625 FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,temp));
629 parameters[1] = (char*)temp.c_str();
631 ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
633 // if any users of this channel are on remote servers, broadcast the packet
635 snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
636 NetSendToCommon(user,buffer);
640 /* no such nick/channel */
641 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
646 dest = Find(parameters[0]);
649 if (strcmp(dest->awaymsg,""))
651 /* auto respond with aweh msg */
652 WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
657 std::string temp = parameters[1];
658 FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,temp));
662 parameters[1] = (char*)temp.c_str();
666 if (!strcmp(dest->server,user->server))
668 // direct write, same server
669 WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
674 snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
675 NetSendToOne(dest->server,buffer);
680 /* no such nick/channel */
681 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
685 void handle_notice(char **parameters, int pcnt, userrec *user)
690 user->idle_lastmsg = TIME;
692 if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
694 if (parameters[0][0] == '#')
696 chan = FindChan(parameters[0]);
699 if ((chan->noexternal) && (!has_channel(user,chan)))
701 WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
704 if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
706 WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
712 std::string temp = parameters[1];
713 FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,temp));
717 parameters[1] = (char*)temp.c_str();
719 ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
721 // if any users of this channel are on remote servers, broadcast the packet
723 snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
724 NetSendToCommon(user,buffer);
728 /* no such nick/channel */
729 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
734 dest = Find(parameters[0]);
739 std::string temp = parameters[1];
740 FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,temp));
744 parameters[1] = (char*)temp.c_str();
746 if (!strcmp(dest->server,user->server))
748 // direct write, same server
749 WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
754 snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
755 NetSendToOne(dest->server,buffer);
760 /* no such nick/channel */
761 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
765 void handle_server(char **parameters, int pcnt, userrec *user)
767 WriteServ(user->fd,"666 %s :You cannot identify as a server, you are a USER. IRC Operators informed.",user->nick);
768 WriteOpers("*** WARNING: %s attempted to issue a SERVER command and is registered as a user!",user->nick);
771 void handle_info(char **parameters, int pcnt, userrec *user)
773 WriteServ(user->fd,"371 %s :The Inspire IRCd Project Has been brought to you by the following people..",user->nick);
774 WriteServ(user->fd,"371 %s :Craig Edwards, Craig McLure, and Others..",user->nick);
775 WriteServ(user->fd,"371 %s :Will finish this later when i can be arsed :p",user->nick);
776 FOREACH_MOD OnInfo(user);
777 WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
780 void handle_time(char **parameters, int pcnt, userrec *user)
783 struct tm * timeinfo;
786 timeinfo = localtime ( &rawtime );
787 WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
791 void handle_whois(char **parameters, int pcnt, userrec *user)
796 if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
798 dest = Find(parameters[0]);
801 // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
802 if (dest->registered == 7)
804 WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
805 if ((user == dest) || (strchr(user->modes,'o')))
807 WriteServ(user->fd,"378 %s %s :is connecting from *@%s",user->nick, dest->nick, dest->host);
809 if (strcmp(chlist(dest),""))
811 WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, chlist(dest));
813 WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
814 if (strcmp(dest->awaymsg,""))
816 WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
818 if ((strchr(dest->modes,'o')) && (strcmp(dest->oper,"")))
820 WriteServ(user->fd,"313 %s %s :is %s %s on %s",user->nick, dest->nick,
821 (strchr("aeiou",dest->oper[0]) ? "an" : "a"),dest->oper, Network);
823 FOREACH_MOD OnWhois(user,dest);
824 if (!strcasecmp(user->server,dest->server))
826 // idle time and signon line can only be sent if youre on the same server (according to RFC)
827 WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-TIME), dest->signon);
830 WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
834 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
839 /* no such nick/channel */
840 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
844 void handle_quit(char **parameters, int pcnt, userrec *user)
846 user_hash::iterator iter = clientlist.find(user->nick);
849 if (user->registered == 7)
851 /* theres more to do here, but for now just close the socket */
854 if (parameters[0][0] == ':')
858 reason = parameters[0];
860 if (strlen(reason)>MAXQUIT)
862 reason[MAXQUIT-1] = '\0';
865 Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,parameters[0]);
866 WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,parameters[0]);
867 WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
870 snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
871 NetSendToAll(buffer);
875 Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
876 WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
877 WriteCommonExcept(user,"QUIT :Client exited");
880 snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
881 NetSendToAll(buffer);
883 FOREACH_MOD OnUserQuit(user);
887 /* push the socket on a stack of sockets due to be closed at the next opportunity */
888 fd_reap.push_back(user->fd);
890 if (iter != clientlist.end())
892 clientlist.erase(iter);
893 log(DEBUG,"deleting user hash value %d",iter->second);
894 //if ((user) && (user->registered == 7)) {
899 if (user->registered == 7) {
904 void handle_who(char **parameters, int pcnt, userrec *user)
909 /* theres more to do here, but for now just close the socket */
912 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
914 if (user->chans[0].channel)
917 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
919 Ptr = i->second->chans[0].channel;
920 // suggested by phidjit and FCS
921 if ((!common_channels(user,i->second)) && (isnick(i->second->nick)))
925 if (strcmp(i->second->awaymsg, "")) {
926 strncat(tmp, "G", 9);
928 strncat(tmp, "H", 9);
930 if (strchr(i->second->modes,'o')) { strncat(tmp, "*", 9); }
931 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);
933 if (n_list > MaxWhoResults)
940 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick , parameters[0]);
944 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
948 if (parameters[0][0] == '#')
950 Ptr = FindChan(parameters[0]);
953 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
955 if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
957 // Fix Bug #29 - Part 2..
959 if (strcmp(i->second->awaymsg, "")) {
960 strncat(tmp, "G", 9);
962 strncat(tmp, "H", 9);
964 if (strchr(i->second->modes,'o')) { strncat(tmp, "*", 9); }
965 strcat(tmp, cmode(i->second, Ptr));
966 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);
969 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
973 WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
978 userrec* u = Find(parameters[0]);
981 // Bug Fix #29 -- Part 29..
983 if (strcmp(u->awaymsg, "")) {
984 strncat(tmp, "G" ,9);
986 strncat(tmp, "H" ,9);
988 if (strchr(u->modes,'o')) { strncat(tmp, "*" ,9); }
989 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);
991 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
996 if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
998 for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
1000 if ((common_channels(user,i->second)) && (isnick(i->second->nick)))
1002 if (strchr(i->second->modes,'o'))
1004 // If i were a rich man.. I wouldn't need to me making these bugfixes..
1005 // But i'm a poor bastard with nothing better to do.
1007 if (strcmp(i->second->awaymsg, "")) {
1008 strncat(tmp, "G" ,9);
1010 strncat(tmp, "H" ,9);
1013 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);
1017 WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
1023 void handle_wallops(char **parameters, int pcnt, userrec *user)
1025 WriteWallOps(user,false,"%s",parameters[0]);
1028 void handle_list(char **parameters, int pcnt, userrec *user)
1032 WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
1033 for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
1035 if ((!i->second->c_private) && (!i->second->secret))
1037 WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
1040 WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
1044 void handle_rehash(char **parameters, int pcnt, userrec *user)
1046 WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
1047 ReadConfig(false,user);
1048 FOREACH_MOD OnRehash();
1049 WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
1052 void handle_lusers(char **parameters, int pcnt, userrec *user)
1054 WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
1055 WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
1056 WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
1057 WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
1058 WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
1061 void handle_admin(char **parameters, int pcnt, userrec *user)
1063 WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
1064 WriteServ(user->fd,"257 %s :Name - %s",user->nick,AdminName);
1065 WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
1066 WriteServ(user->fd,"258 %s :E-Mail - %s",user->nick,AdminEmail);
1069 void handle_ping(char **parameters, int pcnt, userrec *user)
1071 WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
1074 void handle_pong(char **parameters, int pcnt, userrec *user)
1076 // set the user as alive so they survive to next ping
1080 void handle_motd(char **parameters, int pcnt, userrec *user)
1085 void handle_rules(char **parameters, int pcnt, userrec *user)
1090 void handle_user(char **parameters, int pcnt, userrec *user)
1092 if (user->registered < 3)
1094 if (isident(parameters[0]) == 0) {
1095 // This kinda Sucks, According to the RFC thou, its either this,
1096 // or "You have already registered" :p -- Craig
1097 WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
1100 WriteServ(user->fd,"NOTICE Auth :No ident response, ident prefixed with ~");
1101 strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
1102 strlcat(user->ident,parameters[0],IDENTMAX);
1103 strlcpy(user->fullname,parameters[3],128);
1104 user->registered = (user->registered | 1);
1109 WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
1112 /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
1113 if (user->registered == 3)
1115 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1120 void handle_userhost(char **parameters, int pcnt, userrec *user)
1122 char Return[MAXBUF],junk[MAXBUF];
1123 snprintf(Return,MAXBUF,"302 %s :",user->nick);
1124 for (int i = 0; i < pcnt; i++)
1126 userrec *u = Find(parameters[i]);
1129 if (strchr(u->modes,'o'))
1131 snprintf(junk,MAXBUF,"%s*=+%s@%s ",u->nick,u->ident,u->host);
1132 strlcat(Return,junk,MAXBUF);
1136 snprintf(junk,MAXBUF,"%s=+%s@%s ",u->nick,u->ident,u->host);
1137 strlcat(Return,junk,MAXBUF);
1141 WriteServ(user->fd,Return);
1145 void handle_ison(char **parameters, int pcnt, userrec *user)
1147 char Return[MAXBUF];
1148 snprintf(Return,MAXBUF,"303 %s :",user->nick);
1149 for (int i = 0; i < pcnt; i++)
1151 userrec *u = Find(parameters[i]);
1154 strlcat(Return,u->nick,MAXBUF);
1155 strlcat(Return," ",MAXBUF);
1158 WriteServ(user->fd,Return);
1162 void handle_away(char **parameters, int pcnt, userrec *user)
1166 strlcpy(user->awaymsg,parameters[0],512);
1167 WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
1171 strlcpy(user->awaymsg,"",512);
1172 WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
1176 void handle_whowas(char **parameters, int pcnt, userrec* user)
1178 user_hash::iterator i = whowas.find(parameters[0]);
1180 if (i == whowas.end())
1182 WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
1183 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1187 time_t rawtime = i->second->signon;
1191 timeinfo = localtime(&rawtime);
1192 strlcpy(b,asctime(timeinfo),MAXBUF);
1193 b[strlen(b)-1] = '\0';
1195 WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
1196 WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
1197 WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
1202 void handle_trace(char **parameters, int pcnt, userrec *user)
1204 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1208 if (isnick(i->second->nick))
1210 if (strchr(i->second->modes,'o'))
1212 WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
1216 WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
1221 WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
1227 void handle_modules(char **parameters, int pcnt, userrec *user)
1229 for (int i = 0; i < module_names.size(); i++)
1231 Version V = modules[i]->GetVersion();
1232 char modulename[MAXBUF];
1233 char flagstate[MAXBUF];
1234 strcpy(flagstate,"");
1235 if (V.Flags & VF_STATIC)
1236 strlcat(flagstate,", static",MAXBUF);
1237 if (V.Flags & VF_VENDOR)
1238 strlcat(flagstate,", vendor",MAXBUF);
1239 if (V.Flags & VF_COMMON)
1240 strlcat(flagstate,", common",MAXBUF);
1241 if (V.Flags & VF_SERVICEPROVIDER)
1242 strlcat(flagstate,", service provider",MAXBUF);
1243 if (!strlen(flagstate))
1244 strcpy(flagstate," <no flags>");
1245 strlcpy(modulename,module_names[i].c_str(),256);
1246 if (strchr(user->modes,'o'))
1248 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);
1252 WriteServ(user->fd,"900 %s :%s",user->nick,CleanFilename(modulename));
1257 void handle_stats(char **parameters, int pcnt, userrec *user)
1259 char Link_ServerName[MAXBUF],Link_IPAddr[MAXBUF],Link_Port[MAXBUF];
1264 if (strlen(parameters[0])>1)
1266 /* make the stats query 1 character long */
1267 parameters[0][1] = '\0';
1271 if (!strcasecmp(parameters[0],"c"))
1273 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1275 ConfValue("link","name",i,Link_ServerName,&config_f);
1276 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1277 ConfValue("link","port",i,Link_Port,&config_f);
1278 WriteServ(user->fd,"213 %s C *@%s * %s %s 0 M",user->nick,Link_IPAddr,Link_ServerName,Link_Port);
1279 WriteServ(user->fd,"244 %s H * * %s",user->nick,Link_ServerName);
1283 if (!strcasecmp(parameters[0],"i"))
1286 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1288 WriteServ(user->fd,"215 %s I * * * %d %d %s *",user->nick,MAXCLIENTS,idx,ServerName);
1293 if (!strcasecmp(parameters[0],"y"))
1296 for (ClassVector::iterator i = Classes.begin(); i != Classes.end(); i++)
1298 WriteServ(user->fd,"218 %s Y %d %d 0 %d %d",user->nick,idx,120,i->flood,i->registration_timeout);
1303 if (!strcmp(parameters[0],"U"))
1305 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1307 ConfValue("uline","server",i,Link_ServerName,&config_f);
1308 WriteServ(user->fd,"248 %s U %s",user->nick,Link_ServerName);
1312 if (!strcmp(parameters[0],"P"))
1315 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1317 if (strchr(i->second->modes,'o'))
1319 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));
1323 WriteServ(user->fd,"249 %s :%d OPER(s)",user->nick,idx);
1324 //249 [Brain] :bwoadway-monitor (~wgmon@204.152.186.58) Idle: 18
1327 if (!strcmp(parameters[0],"k"))
1332 if (!strcmp(parameters[0],"g"))
1337 if (!strcmp(parameters[0],"q"))
1342 if (!strcmp(parameters[0],"Z"))
1347 if (!strcmp(parameters[0],"e"))
1352 /* stats m (list number of times each command has been used, plus bytecount) */
1353 if (!strcmp(parameters[0],"m"))
1355 for (int i = 0; i < cmdlist.size(); i++)
1357 if (cmdlist[i].handler_function)
1359 if (cmdlist[i].use_count)
1361 /* RPL_STATSCOMMANDS */
1362 WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
1369 /* stats z (debug and memory info) */
1370 if (!strcmp(parameters[0],"z"))
1372 WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
1373 WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
1374 WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
1375 WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
1376 WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
1377 WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
1378 WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
1379 WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
1383 if (!strcmp(parameters[0],"o"))
1385 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1387 char LoginName[MAXBUF];
1388 char HostName[MAXBUF];
1389 char OperType[MAXBUF];
1390 ConfValue("oper","name",i,LoginName,&config_f);
1391 ConfValue("oper","host",i,HostName,&config_f);
1392 ConfValue("oper","type",i,OperType,&config_f);
1393 WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
1397 /* stats l (show user I/O stats) */
1398 if (!strcmp(parameters[0],"l"))
1400 WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
1401 for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
1403 if (isnick(i->second->nick))
1405 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);
1409 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);
1415 /* stats u (show server uptime) */
1416 if (!strcmp(parameters[0],"u"))
1418 time_t current_time = 0;
1419 current_time = TIME;
1420 time_t server_uptime = current_time - startup_time;
1422 stime = gmtime(&server_uptime);
1423 /* i dont know who the hell would have an ircd running for over a year nonstop, but
1424 * Craig suggested this, and it seemed a good idea so in it went */
1425 if (stime->tm_year > 70)
1427 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);
1431 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);
1435 WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
1436 WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
1440 void handle_connect(char **parameters, int pcnt, userrec *user)
1442 char Link_ServerName[1024];
1443 char Link_IPAddr[1024];
1444 char Link_Port[1024];
1445 char Link_Pass[1024];
1449 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
1453 ConfValue("link","name",i,Link_ServerName,&config_f);
1454 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
1455 ConfValue("link","port",i,Link_Port,&config_f);
1456 ConfValue("link","sendpass",i,Link_Pass,&config_f);
1457 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
1458 LinkPort = atoi(Link_Port);
1459 if (match(Link_ServerName,parameters[0])) {
1467 WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
1471 // TODO: Perform a check here to stop a server being linked twice!
1473 WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
1475 if (me[defaultRoute])
1477 me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
1482 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);
1486 void handle_squit(char **parameters, int pcnt, userrec *user)
1488 // send out an squit across the mesh and then clear the server list (for local squit)
1491 WriteOpers("SQUIT command issued by %s",user->nick);
1492 char buffer[MAXBUF];
1493 snprintf(buffer,MAXBUF,"& %s",ServerName);
1494 NetSendToAll(buffer);
1499 WriteServ(user->fd,"NOTICE :*** Remote SQUIT not supported yet.");
1503 void handle_links(char **parameters, int pcnt, userrec *user)
1505 WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
1506 for (int j = 0; j < 32; j++)
1510 for (int k = 0; k < me[j]->connectors.size(); k++)
1512 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());
1516 WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
1519 void handle_map(char **parameters, int pcnt, userrec *user)
1522 snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
1523 while (strlen(line) < 50)
1525 WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)registered_usercount())*100));
1526 for (int j = 0; j < 32; j++)
1530 for (int k = 0; k < me[j]->connectors.size(); k++)
1532 snprintf(line,MAXBUF,"006 %s :%c-%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetServerName().c_str());
1533 while (strlen(line) < 50)
1535 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));
1539 WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
1542 bool is_uline(const char* server)
1544 char ServName[MAXBUF];
1547 for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
1549 ConfValue("uline","server",i,ServName,&config_f);
1550 if (!strcasecmp(server,ServName))
1559 void handle_oper(char **parameters, int pcnt, userrec *user)
1561 char LoginName[MAXBUF];
1562 char Password[MAXBUF];
1563 char OperType[MAXBUF];
1564 char TypeName[MAXBUF];
1565 char HostName[MAXBUF];
1566 char TheHost[MAXBUF];
1570 char global[MAXBUF];
1572 snprintf(TheHost,MAXBUF,"%s@%s",user->ident,user->host);
1574 for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
1576 ConfValue("oper","name",i,LoginName,&config_f);
1577 ConfValue("oper","password",i,Password,&config_f);
1578 ConfValue("oper","type",i,OperType,&config_f);
1579 ConfValue("oper","host",i,HostName,&config_f);
1580 if ((!strcmp(LoginName,parameters[0])) && (!strcmp(Password,parameters[1])) && (match(TheHost,HostName)))
1583 for (j =0; j < ConfValueEnum("type",&config_f); j++)
1585 ConfValue("type","name",j,TypeName,&config_f);
1587 if (!strcmp(TypeName,OperType))
1589 /* found this oper's opertype */
1590 snprintf(global,MAXBUF,"| %s %s",user->nick,TypeName);
1591 NetSendToAll(global);
1592 ConfValue("type","host",j,HostName,&config_f);
1593 ChangeDisplayedHost(user,HostName);
1594 strlcpy(user->oper,TypeName,NICKMAX);
1606 /* correct oper credentials */
1607 WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
1608 WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
1609 if (!strchr(user->modes,'o'))
1611 strcat(user->modes,"o");
1612 WriteServ(user->fd,"MODE %s :+o",user->nick);
1613 snprintf(global,MAXBUF,"M %s +o",user->nick);
1614 NetSendToAll(global);
1615 FOREACH_MOD OnOper(user);
1616 log(DEFAULT,"OPER: %s!%s@%s opered as type: %s",user->nick,user->ident,user->host,OperType);
1623 WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
1624 WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
1625 log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: user, host or password did not match.",user->nick,user->ident,user->host);
1629 WriteServ(user->fd,"491 %s :Your oper block does not have a valid opertype associated with it",user->nick);
1630 WriteOpers("*** CONFIGURATION ERROR! Oper block mismatch for OperType %s",OperType);
1631 log(DEFAULT,"OPER: Failed oper attempt by %s!%s@%s: credentials valid, but oper type nonexistent.",user->nick,user->ident,user->host);
1637 void handle_nick(char **parameters, int pcnt, userrec *user)
1641 log(DEBUG,"not enough params for handle_nick");
1646 log(DEBUG,"invalid parameter passed to handle_nick");
1649 if (!strlen(parameters[0]))
1651 log(DEBUG,"zero length new nick passed to handle_nick");
1656 log(DEBUG,"invalid user passed to handle_nick");
1661 log(DEBUG,"invalid old nick passed to handle_nick");
1664 if (!strcasecmp(user->nick,parameters[0]))
1666 log(DEBUG,"old nick is new nick, skipping");
1671 if (strlen(parameters[0]) > 1)
1673 if (parameters[0][0] == ':')
1678 if (matches_qline(parameters[0]))
1680 WriteOpers("*** Q-Lined nickname %s from %s!%s@%s: %s",parameters[0],user->nick,user->ident,user->host,matches_qline(parameters[0]));
1681 WriteServ(user->fd,"432 %s %s :Invalid nickname: %s",user->nick,parameters[0],matches_qline(parameters[0]));
1684 if ((Find(parameters[0])) && (Find(parameters[0]) != user))
1686 WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
1690 if (isnick(parameters[0]) == 0)
1692 WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
1696 if (user->registered == 7)
1699 FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
1701 // if a module returns true, the nick change is silently forbidden.
1705 WriteCommon(user,"NICK %s",parameters[0]);
1707 // Q token must go to ALL servers!!!
1708 char buffer[MAXBUF];
1709 snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
1710 NetSendToAll(buffer);
1713 char oldnick[NICKMAX];
1714 strlcpy(oldnick,user->nick,NICKMAX);
1716 /* change the nick of the user in the users_hash */
1717 user = ReHashNick(user->nick, parameters[0]);
1718 /* actually change the nick within the record */
1720 if (!user->nick) return;
1722 strlcpy(user->nick, parameters[0],NICKMAX);
1724 log(DEBUG,"new nick set: %s",user->nick);
1726 if (user->registered < 3)
1728 user->registered = (user->registered | 2);
1729 // dont attempt to look up the dns until they pick a nick... because otherwise their pointer WILL change
1730 // and unless we're lucky we'll get a duff one later on.
1731 user->dns_done = (!lookup_dns(user->nick));
1733 log(DEBUG,"Aborting dns lookup of %s because dns server experienced a failure.",user->nick);
1735 if (user->registered == 3)
1737 /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
1740 if (user->registered == 7)
1742 FOREACH_MOD OnUserPostNick(user,oldnick);
1748 void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1750 char* src = strtok(params," ");
1751 char* dest = strtok(NULL," :");
1752 char* text = strtok(NULL,"\r\n");
1755 userrec* user = Find(src);
1758 userrec* dst = Find(dest);
1762 WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
1766 chanrec* d = FindChan(dest);
1769 ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
1777 void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1779 char* src = strtok(params," ");
1780 char* dest = strtok(NULL," :");
1781 char* text = strtok(NULL,"\r\n");
1784 userrec* user = Find(src);
1787 userrec* dst = Find(dest);
1791 WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
1795 chanrec* d = FindChan(dest);
1798 ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
1805 void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1807 char* nick = strtok(params," ");
1808 char* from = strtok(NULL," ");
1809 char* channel = strtok(NULL," ");
1810 userrec* u = Find(nick);
1811 userrec* user = Find(from);
1812 chanrec* c = FindChan(channel);
1813 if ((c) && (u) && (user))
1815 u->InviteTo(c->name);
1816 WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
1820 void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1822 char* setby = strtok(params," ");
1823 char* channel = strtok(NULL," :");
1824 char* topic = strtok(NULL,"\r\n");
1826 userrec* u = Find(setby);
1827 chanrec* c = FindChan(channel);
1830 WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
1831 strlcpy(c->topic,topic,MAXTOPIC);
1832 strlcpy(c->setby,u->nick,NICKMAX);
1838 void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1840 char* tm = strtok(params," ");
1841 char* setby = strtok(NULL," ");
1842 char* channel = strtok(NULL," :");
1843 char* topic = strtok(NULL,"\r\n");
1845 time_t TS = atoi(tm);
1846 chanrec* c = FindChan(channel);
1849 // in the case of topics and TS, the *NEWER*
1850 if (TS <= c->topicset)
1852 WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
1853 strlcpy(c->topic,topic,MAXTOPIC);
1854 strlcpy(c->setby,setby,NICKMAX);
1859 void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1862 char original[MAXBUF],target[MAXBUF];
1863 strlcpy(original,params,MAXBUF);
1865 char* parameter = strtok(params," ");
1866 strlcpy(target,parameter,MAXBUF);
1869 if (parameter[0] == ':')
1871 pars[index++] = parameter;
1872 parameter = strtok(NULL," ");
1874 log(DEBUG,"*** MODE: %s %s",pars[0],pars[1]);
1875 merge_mode(pars,index);
1876 if (FindChan(target))
1878 WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
1882 Write(Find(target)->fd,":%s MODE %s",ServerName,original);
1886 // m is modes set by users only (not servers) valid targets are channels or users.
1888 void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1890 // m blah #chatspike +b *!test@*4
1892 char original[MAXBUF];
1893 strlcpy(original,params,MAXBUF);
1895 if (!strchr(params,' '))
1897 WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
1903 char* src = strtok(params," ");
1904 userrec* user = Find(src);
1908 log(DEBUG,"Found user: %s",user->nick);
1909 char* parameter = strtok(NULL," ");
1912 pars[index++] = parameter;
1913 parameter = strtok(NULL," ");
1916 log(DEBUG,"Calling merge_mode2");
1917 merge_mode2(pars,index,user);
1922 void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1924 char* nick = strtok(params," ");
1925 char* channel = strtok(NULL," :");
1926 char* reason = strtok(NULL,"\r\n");
1927 userrec* user = Find(nick);
1931 if (strcmp(reason,""))
1933 del_channel(user,channel,reason,true);
1937 del_channel(user,channel,NULL,true);
1942 void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1944 char* src = strtok(params," ");
1945 char* nick = strtok(NULL," :");
1946 char* reason = strtok(NULL,"\r\n");
1947 char kreason[MAXBUF];
1950 userrec* u = Find(nick);
1951 userrec* user = Find(src);
1955 WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, source->name, ServerName, user->dhost,user->nick,reason);
1956 WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",source->name,user->nick,u->nick,u->ident,u->host,reason);
1957 snprintf(kreason,MAXBUF,"[%s] Killed (%s (%s))",source->name,user->nick,reason);
1958 kill_link(u,kreason);
1962 void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1964 char* nick = strtok(params," :");
1965 char* reason = strtok(NULL,"\r\n");
1968 userrec* user = Find(nick);
1972 if (strlen(reason)>MAXQUIT)
1974 reason[MAXQUIT-1] = '\0';
1978 WriteCommonExcept(user,"QUIT :%s",reason);
1980 user_hash::iterator iter = clientlist.find(user->nick);
1982 if (iter != clientlist.end())
1984 log(DEBUG,"deleting user hash value %d",iter->second);
1985 if ((iter->second) && (user->registered == 7)) {
1986 delete iter->second;
1988 clientlist.erase(iter);
1991 purge_empty_chans();
1995 void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
1997 char* oldnick = strtok(params," ");
1998 char* newnick = strtok(NULL," ");
2000 userrec* user = Find(oldnick);
2004 WriteCommon(user,"NICK %s",newnick);
2005 if (is_uline(tcp_host))
2008 FOREACH_RESULT(OnUserPreNick(user,newnick));
2010 // if a module returns true, the nick change couldnt be allowed
2011 kill_link(user,"Nickname collision");
2014 if (matches_qline(newnick))
2016 kill_link(user,"Nickname collision");
2020 // broadcast this because its a services thingy
2021 char buffer[MAXBUF];
2022 snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
2023 NetSendToAll(buffer);
2025 user = ReHashNick(user->nick, newnick);
2027 if (!user->nick) return;
2028 strlcpy(user->nick, newnick,NICKMAX);
2029 log(DEBUG,"new nick set: %s",user->nick);
2033 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2034 void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2036 char* src = strtok(params," ");
2037 char* dest = strtok(NULL," ");
2038 char* channel = strtok(NULL," :");
2039 char* reason = strtok(NULL,"\r\n");
2041 userrec* s = Find(src);
2042 userrec* d = Find(dest);
2043 chanrec* c = FindChan(channel);
2044 if ((s) && (d) && (c))
2046 kick_channel(s,d,c,reason);
2051 if ((s) && (d) && (c))
2053 kick_channel(s,d,c,reason);
2058 void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2060 char* who = strtok(params," :");
2061 char* text = strtok(NULL,"\r\n");
2063 userrec* s = Find(who);
2066 WriteWallOps(s,true,text);
2070 void handle_H(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2072 log(DEBUG,"Adding ULined server %s to my map",params);
2074 s.SetState(STATE_DISCONNECTED);
2075 s.SetServerName(params);
2077 for (int j = 0; j < 32; j++)
2081 for (int k = 0; k < me[j]->connectors.size(); k++)
2083 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),params))
2085 // dont allow a server to be added twice
2086 log(DEBUG,"ULined server %s already in the map!",params);
2093 source->connectors.push_back(s);
2094 WriteOpers("Non-Mesh server %s has joined the network",params);
2097 void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2099 char* tm = strtok(params," ");
2100 char* nick = strtok(NULL," ");
2101 char* host = strtok(NULL," ");
2102 char* dhost = strtok(NULL," ");
2103 char* ident = strtok(NULL," ");
2104 char* modes = strtok(NULL," ");
2105 char* ipaddr = strtok(NULL," ");
2106 char* server = strtok(NULL," :");
2107 char* gecos = strtok(NULL,"\r\n");
2110 time_t TS = atoi(tm);
2111 user_hash::iterator iter = clientlist.find(nick);
2112 if (iter != clientlist.end())
2115 WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
2117 snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
2118 WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
2119 kill_link(iter->second,str);
2121 clientlist[nick] = new userrec();
2122 // remote users have an fd of -1. This is so that our Write abstraction
2123 // routines know to route any messages to this record away to whatever server
2125 clientlist[nick]->fd = -1;
2126 strlcpy(clientlist[nick]->nick, nick,NICKMAX);
2127 strlcpy(clientlist[nick]->host, host,160);
2128 strlcpy(clientlist[nick]->dhost, dhost,160);
2129 strlcpy(clientlist[nick]->server, server,256);
2130 strlcpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
2131 strlcpy(clientlist[nick]->fullname, gecos,128);
2132 clientlist[nick]->signon = TS;
2133 clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
2134 clientlist[nick]->lastping = 1;
2135 clientlist[nick]->port = 0; // so is this...
2136 clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
2137 clientlist[nick]->idle_lastmsg = TIME; // this is unrealiable and wont actually be used locally
2138 for (int i = 0; i < MAXCHANS; i++)
2140 clientlist[nick]->chans[i].channel = NULL;
2141 clientlist[nick]->chans[i].uc_modes = 0;
2145 void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2147 long tdiff = TIME - atoi(params);
2149 WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
2152 void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2154 char* nick = strtok(params," :");
2155 char* gecos = strtok(NULL,"\r\n");
2157 userrec* user = Find(nick);
2160 strlcpy(user->fullname,gecos,MAXBUF);
2163 void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2165 char* nick = strtok(params," ");
2166 char* host = strtok(NULL," ");
2168 userrec* user = Find(nick);
2171 strlcpy(user->dhost,host,160);
2174 void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2177 // + test3.chatspike.net 7010 -2016508415
2178 char* servername = strtok(params," ");
2179 char* ipaddr = strtok(NULL," ");
2180 char* ipport = strtok(NULL," ");
2181 char* cookie = strtok(NULL," ");
2182 log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
2185 bool conn_already = false;
2186 for (int i = 0; i < 32; i++)
2190 for (int j = 0; j < me[i]->connectors.size(); j++)
2192 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
2194 if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
2196 log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
2197 conn_already = true;
2204 me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
2207 void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2209 char* server = strtok(params," ");
2210 char* data = strtok(NULL,"\r\n");
2211 if ((!data) || (!server))
2213 log(DEBUG,"Someones playing silly buggers, attempting to send to a null server or send a null message (BUG?)");
2217 log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
2218 NetSendToOne(server,data);
2221 void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2224 // The J token currently has no timestamp - this needs looking at
2225 // because it will allow splitriding.
2226 char* nick = strtok(params," ");
2227 char* channel = strtok(NULL," ");
2228 userrec* user = Find(nick);
2231 if ((user != NULL) && (strcmp(channel,"")))
2233 char privilage = '\0';
2234 if (channel[0] != '#')
2236 privilage = channel[0];
2239 add_channel(user,channel,"",true);
2241 // now work out the privilages they should have on each channel
2242 // and send the appropriate servermodes.
2243 for (int i = 0; i != MAXCHANS; i++)
2245 if (user->chans[i].channel)
2247 if (!strcasecmp(user->chans[i].channel->name,channel))
2249 if (privilage == '@')
2251 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
2252 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
2254 if (privilage == '%')
2256 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
2257 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
2259 if (privilage == '+')
2261 user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
2262 WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
2269 channel = strtok(NULL," ");
2273 void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2275 log(DEBUG,"Storing routing table...");
2276 char* sourceserver = strtok(params," ");
2277 char* server = strtok(NULL," ");
2278 for (int i = 0; i < 32; i++)
2282 for (int j = 0; j < me[i]->connectors.size(); j++)
2284 if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
2286 me[i]->connectors[j].routes.clear();
2287 log(DEBUG,"Found entry for source server.");
2291 me[i]->connectors[j].routes.push_back(server);
2292 log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
2293 server = strtok(NULL," ");
2300 log(DEBUG,"Warning! routing table received from nonexistent server!");
2303 void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2305 log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
2306 WriteOpers("*** NOTICE - Controlled netsplit: %s split from %s",params,ServerName);
2307 bool go_again = true;
2311 for (int i = 0; i < 32; i++)
2315 for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
2317 if (!strcasecmp(j->GetServerName().c_str(),params))
2320 j->CloseConnection();
2321 me[i]->connectors.erase(j);
2329 log(DEBUG,"Removed server. Will remove clients...");
2330 // iterate through the userlist and remove all users on this server.
2331 // because we're dealing with a mesh, we dont have to deal with anything
2332 // "down-route" from this server (nice huh)
2334 char reason[MAXBUF];
2335 snprintf(reason,MAXBUF,"%s %s",ServerName,params);
2339 for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
2341 if (!strcasecmp(u->second->server,params))
2343 kill_link(u->second,reason);
2353 void handle_hash(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2355 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2356 log(DEBUG,"Adding G-line");
2357 char* mask = strtok(params," ");
2358 char* who = strtok(NULL," ");
2359 char* create_time = strtok(NULL," ");
2360 char* duration = strtok(NULL," :");
2361 char* reason = strtok(NULL,"\r\n");
2362 add_gline(atoi(duration),who,reason,mask);
2363 // we must update the creation time on this gline
2364 // now that we've added it, or it wont expire at the right time.
2365 gline_set_creation_time(mask,atoi(create_time));
2366 if (!atoi(duration))
2368 WriteOpers("*** %s Added permenant G-Line on %s.",who,mask);
2372 WriteOpers("*** %s Added timed G-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2377 void handle_dot(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2379 log(DEBUG,"Removing G-line");
2380 char* mask = strtok(params," ");
2381 char* who = strtok(NULL," ");
2384 if (del_gline(mask))
2388 WriteOpers("*** %s Removed G-line on %s.",who,mask);
2394 void handle_add_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2396 // { <mask> <who-set-it> <time-set> <duration> :<reason>
2397 log(DEBUG,"Adding Q-line");
2398 char* mask = strtok(params," ");
2399 char* who = strtok(NULL," ");
2400 char* create_time = strtok(NULL," ");
2401 char* duration = strtok(NULL," :");
2402 char* reason = strtok(NULL,"\r\n");
2403 add_qline(atoi(duration),who,reason,mask);
2404 // we must update the creation time on this gline
2405 // now that we've added it, or it wont expire at the right time.
2406 qline_set_creation_time(mask,atoi(create_time));
2407 qline_make_global(mask);
2408 if (!atoi(duration))
2410 WriteOpers("*** %s Added permenant Q-Line on %s.",who,mask);
2414 WriteOpers("*** %s Added timed Q-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2419 void handle_del_sqline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2421 log(DEBUG,"Removing Q-line");
2422 char* mask = strtok(params," ");
2423 char* who = strtok(NULL," ");
2426 if (del_qline(mask))
2430 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2436 void handle_add_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2438 // } <mask> <who-set-it> <time-set> <duration> :<reason>
2439 log(DEBUG,"Adding Z-line");
2440 char* mask = strtok(params," ");
2441 char* who = strtok(NULL," ");
2442 char* create_time = strtok(NULL," ");
2443 char* duration = strtok(NULL," :");
2444 char* reason = strtok(NULL,"\r\n");
2445 add_zline(atoi(duration),who,reason,mask);
2446 // we must update the creation time on this gline
2447 // now that we've added it, or it wont expire at the right time.
2448 zline_set_creation_time(mask,atoi(create_time));
2449 zline_make_global(mask);
2450 if (!atoi(duration))
2452 WriteOpers("*** %s Added permenant Z-Line on %s.",who,mask);
2456 WriteOpers("*** %s Added timed Z-Line on %s to expire in %d seconds.",who,mask,atoi(duration));
2461 void handle_del_szline(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2463 log(DEBUG,"Removing Z-line");
2464 char* mask = strtok(params," ");
2465 char* who = strtok(NULL," ");
2468 if (del_zline(mask))
2472 WriteOpers("*** %s Removed Q-line on %s.",who,mask);
2478 void handle_pipe(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
2480 char* nick = strtok(params," ");
2481 char* type = strtok(params," ");
2482 userrec* u = Find(nick);
2485 strlcpy(u->oper,type,NICKMAX);
2490 void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port)
2492 char buffer[MAXBUF];
2500 WriteOpers("Server %s is starting netburst.",tcp_host);
2501 // now broadcast this new servers address out to all servers that are linked to us,
2502 // except the newcomer. They'll all attempt to connect back to it.
2503 authcookie = rand()*rand();
2504 snprintf(buffer,MAXBUF,"~ %d",authcookie);
2505 NetSendToAll(buffer);
2509 // once stored, this authcookie permits other servers to log in
2510 // without user or password, using it.
2512 auth_cookies.push_back(atoi(params));
2513 log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
2515 // connect back to a server using an authcookie
2517 handle_plus(token,params,source,reply,tcp_host);
2521 handle_dollar(token,params,source,reply,tcp_host);
2523 // node unreachable - we cant route to a server, sooooo we slit it off.
2524 // servers can generate these for themselves for an squit.
2526 handle_amp(token,params,source,reply,tcp_host);
2528 // R <server> <data>
2529 // redirect token, send all of <data> along to the given
2530 // server as this server has been found to still have a route to it
2532 handle_R(token,params,source,reply,tcp_host);
2537 reply->SendPacket("!",tcp_host);
2547 // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
2548 // introduce remote client
2550 handle_N(token,params,source,reply,tcp_host);
2552 // a <NICK> :<GECOS>
2553 // change GECOS (SETNAME)
2555 handle_a(token,params,source,reply,tcp_host);
2558 // change displayed host (SETHOST)
2560 handle_b(token,params,source,reply,tcp_host);
2562 // t <NICK> <CHANNEL> :<TOPIC>
2563 // change a channel topic
2565 handle_t(token,params,source,reply,tcp_host);
2567 // i <NICK> <CHANNEL>
2568 // invite a user to a channel
2570 handle_i(token,params,source,reply,tcp_host);
2572 // k <SOURCE> <DEST> <CHANNEL> :<REASON>
2573 // kick a user from a channel
2575 handle_k(token,params,source,reply,tcp_host);
2577 // n <NICK> <NEWNICK>
2578 // change nickname of client -- a server should only be able to
2579 // change the nicknames of clients that reside on it unless
2582 handle_n(token,params,source,reply,tcp_host);
2584 // J <NICK> <CHANLIST>
2585 // Join user to channel list, merge channel permissions
2587 handle_J(token,params,source,reply,tcp_host);
2589 // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
2590 // change channel topic (netburst only)
2592 handle_T(token,params,source,reply,tcp_host);
2594 // M <TARGET> <MODES> [MODE-PARAMETERS]
2595 // Server setting modes on an object
2597 handle_M(token,params,source,reply,tcp_host);
2599 // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
2600 // User setting modes on an object
2602 handle_m(token,params,source,reply,tcp_host);
2604 // P <SOURCE> <TARGET> :<TEXT>
2605 // Send a private/channel message
2607 handle_P(token,params,source,reply,tcp_host);
2609 // V <SOURCE> <TARGET> :<TEXT>
2610 // Send a private/channel notice
2612 handle_V(token,params,source,reply,tcp_host);
2614 // L <SOURCE> <CHANNEL> :<REASON>
2615 // User parting a channel
2617 handle_L(token,params,source,reply,tcp_host);
2619 // Q <SOURCE> :<REASON>
2622 handle_Q(token,params,source,reply,tcp_host);
2625 // introduce non-meshable server (such as a services server)
2627 handle_H(token,params,source,reply,tcp_host);
2629 // K <SOURCE> <DEST> :<REASON>
2632 handle_K(token,params,source,reply,tcp_host);
2634 // @ <SOURCE> :<TEXT>
2637 handle_AT(token,params,source,reply,tcp_host);
2639 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2642 handle_hash(token,params,source,reply,tcp_host);
2647 handle_dot(token,params,source,reply,tcp_host);
2649 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2652 handle_add_sqline(token,params,source,reply,tcp_host);
2657 handle_del_sqline(token,params,source,reply,tcp_host);
2659 // # <mask> <who-set-it> <time-set> <duration> :<reason>
2662 handle_add_szline(token,params,source,reply,tcp_host);
2667 handle_del_szline(token,params,source,reply,tcp_host);
2669 // | <nick> <opertype>
2672 handle_pipe(token,params,source,reply,tcp_host);
2677 WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
2678 handle_F(token,params,source,reply,tcp_host);
2680 // tell all the other servers to use this authcookie to connect back again
2681 // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
2682 snprintf(buffer,MAXBUF,"+ %s %s %d %d",tcp_host,ipaddr,port,authcookie);
2683 NetSendToAllExcept(tcp_host,buffer);
2686 WriteOpers("Server %s is IRCServices-based server (assumes-SVSMODE) - Nickname Services: %s",tcp_host,params);
2687 strlcpy(source->nickserv,params,NICKMAX);
2690 // end netburst with no mesh creation
2692 WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,TIME-nb_start);
2693 handle_F(token,params,source,reply,tcp_host);
2695 // tell everyone else about the new server name so they just add it in the disconnected
2697 snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
2698 NetSendToAllExcept(tcp_host,buffer);
2701 // Send netburst now
2703 WriteOpers("Sending my netburst to %s",tcp_host);
2704 DoSync(source,tcp_host);
2705 WriteOpers("Send of netburst to %s completed",tcp_host);
2706 NetSendMyRoutingTable();
2710 WriteOpers("WARNING! Unknown datagram type '%c'",token);
2716 void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
2718 if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)))
2720 // a user on a server port, just close their connection.
2721 RemoveServer(tcp_host);
2725 char response[10240];
2726 char token = udp_msg[0];
2727 char* old = udp_msg;
2729 if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
2731 char* src = udp_msg+1;
2732 while (udp_msg[0] != ' ')
2736 char* comd = udp_msg;
2737 while (udp_msg[0] != ' ')
2742 char source[MAXBUF];
2743 char command[MAXBUF];
2744 strlcpy(data,udp_msg,512);
2745 strlcpy(source,src,MAXBUF);
2746 strlcpy(command,comd,MAXBUF);
2750 // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
2751 if (!strcmp(command,"433"))
2755 if (!strcmp(command,"432"))
2759 if (!strcmp(command,"NOTICE"))
2761 snprintf(udp_msg,MAXBUF,"V %s %s",source,data);
2762 log(DEBUG,"Rewrote NOTICE from services to: '%s'",udp_msg);
2765 if (!strcmp(command,"QUIT"))
2767 if ((!udp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
2769 strcpy(data,":No reason");
2771 if (!strcmp(data,":"))
2773 strcpy(data,":No reason");
2775 snprintf(udp_msg,MAXBUF,"Q %s %s",source,data);
2776 log(DEBUG,"Rewrote QUIT from services to: '%s'",udp_msg);
2779 if (!strcmp(command,"SQUIT"))
2781 snprintf(udp_msg,MAXBUF,"& %s",source);
2782 log(DEBUG,"Rewrote SQUIT from services to: '%s'",udp_msg);
2785 if (!strcmp(command,"SVSMODE"))
2787 snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2788 log(DEBUG,"Rewrote SVSMODE from services to: '%s'",udp_msg);
2791 if (!strcmp(command,"SVS2MODE"))
2793 snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2794 log(DEBUG,"Rewrote SVS2MODE from services to: '%s'",udp_msg);
2797 // todo: this wont work without u:lines
2798 // in give_ops etc allow nick on a u:lined serv to do just about anything
2799 if (!strcmp(command,"MODE"))
2801 snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
2802 log(DEBUG,"Rewrote MODE from services to: '%s'",udp_msg);
2805 if (!strcmp(command,"KICK"))
2807 snprintf(udp_msg,MAXBUF,"k %s %s",source,data);
2808 log(DEBUG,"Rewrote KICK from services to: '%s'",udp_msg);
2811 if (!strcmp(command,"KILL"))
2813 snprintf(udp_msg,MAXBUF,"K %s %s",source,data);
2814 log(DEBUG,"Rewrote KILL from services to: '%s'",udp_msg);
2817 if (!strcmp(command,"SVSJOIN"))
2819 snprintf(udp_msg,MAXBUF,"J %s",data);
2820 NetSendToOne(tcp_host,udp_msg);
2821 char* nick = strtok(data," ");
2822 char* chan = strtok(NULL," ");
2823 log(DEBUG,"Rewrote SVSJOIN from services to: '%s'",udp_msg);
2824 userrec* u = Find(nick);
2827 add_channel(u,chan,"",true);
2835 char* params = udp_msg + 2;
2836 char finalparam[1024];
2837 strcpy(finalparam," :xxxx");
2838 if (strstr(udp_msg," :")) {
2839 strlcpy(finalparam,strstr(udp_msg," :"),1024);
2844 char* cookie = strtok(params," ");
2845 char* servername = strtok(NULL," ");
2846 char* serverdesc = finalparam+2;
2848 WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
2850 for (int u = 0; u < auth_cookies.size(); u++)
2852 if (auth_cookies[u] == atoi(cookie))
2854 WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
2857 for (int j = 0; j < 32; j++)
2861 for (int k = 0; k < me[j]->connectors.size(); k++)
2863 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
2865 me[j]->connectors[k].SetServerName(servername);
2866 me[j]->connectors[k].SetDescription(serverdesc);
2867 me[j]->connectors[k].SetState(STATE_CONNECTED);
2868 NetSendMyRoutingTable();
2873 WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
2881 // bad cookie, bad bad! go sit in the corner!
2882 WriteOpers("Bad cookie from %s!",servername);
2887 // S test.chatspike.net password portn :ChatSpike InspIRCd test server
2888 char* servername = strtok(params," ");
2889 char* password = strtok(NULL," ");
2890 char* myport = strtok(NULL," ");
2891 char* revision = strtok(NULL," ");
2892 char* serverdesc = finalparam+2;
2894 WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
2896 ircd_connector* cn = serv->FindHost(servername);
2900 WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
2901 char buffer[MAXBUF];
2902 snprintf(buffer,MAXBUF,"E :Server %s already exists!",servername);
2903 serv->SendPacket(buffer,tcp_host);
2904 RemoveServer(tcp_host);
2908 if (atoi(revision) != GetRevision())
2910 WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %d",servername,revision,GetRevision());
2911 char buffer[MAXBUF];
2912 sprintf(buffer,"E :Version number mismatch");
2913 serv->SendPacket(buffer,tcp_host);
2914 RemoveServer(tcp_host);
2915 RemoveServer(servername);
2919 for (int j = 0; j < serv->connectors.size(); j++)
2921 if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
2923 serv->connectors[j].SetServerName(servername);
2924 serv->connectors[j].SetDescription(serverdesc);
2925 serv->connectors[j].SetServerPort(atoi(myport));
2930 char Link_ServerName[1024];
2931 char Link_IPAddr[1024];
2932 char Link_Port[1024];
2933 char Link_Pass[1024];
2934 char Link_SendPass[1024];
2937 // search for a corresponding <link> block in the config files
2938 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2940 ConfValue("link","name",i,Link_ServerName,&config_f);
2941 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
2942 ConfValue("link","port",i,Link_Port,&config_f);
2943 ConfValue("link","recvpass",i,Link_Pass,&config_f);
2944 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
2945 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
2946 LinkPort = atoi(Link_Port);
2947 if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
2949 // we have a matching link line -
2950 // send a 'diminutive' server message back...
2951 snprintf(response,10240,"s %s %s :%s",ServerName,Link_SendPass,ServerDesc);
2952 serv->SendPacket(response,servername);
2954 for (int t = 0; t < serv->connectors.size(); t++)
2956 if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
2958 serv->connectors[t].SetState(STATE_CONNECTED);
2965 char buffer[MAXBUF];
2966 sprintf(buffer,"E :Access is denied (no matching link block)");
2967 serv->SendPacket(buffer,tcp_host);
2968 WriteOpers("CONNECT from %s denied, no matching link block",servername);
2969 RemoveServer(tcp_host);
2970 RemoveServer(servername);
2975 // S test.chatspike.net password :ChatSpike InspIRCd test server
2976 char* servername = strtok(params," ");
2977 char* password = strtok(NULL," ");
2978 char* serverdesc = finalparam+2;
2980 // TODO: we should do a check here to ensure that this server is one we recently initiated a
2981 // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
2982 // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
2983 // a connect, so put out an oper alert!
2985 // for now, just accept all, we'll fix that later.
2986 WriteOpers("%s accepted our link credentials ",servername);
2988 char Link_ServerName[1024];
2989 char Link_IPAddr[1024];
2990 char Link_Port[1024];
2991 char Link_Pass[1024];
2992 char Link_SendPass[1024];
2995 // search for a corresponding <link> block in the config files
2996 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
2998 ConfValue("link","name",i,Link_ServerName,&config_f);
2999 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3000 ConfValue("link","port",i,Link_Port,&config_f);
3001 ConfValue("link","recvpass",i,Link_Pass,&config_f);
3002 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3003 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3004 LinkPort = atoi(Link_Port);
3005 if (!strcasecmp(Link_ServerName,servername))
3007 // matching link at this end too, we're all done!
3008 // at this point we must begin key exchange and insert this
3009 // server into our 'active' table.
3010 for (int j = 0; j < 32; j++)
3014 for (int k = 0; k < me[j]->connectors.size(); k++)
3016 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3018 char buffer[MAXBUF];
3019 me[j]->connectors[k].SetDescription(serverdesc);
3020 me[j]->connectors[k].SetState(STATE_CONNECTED);
3021 sprintf(buffer,"X 0");
3022 serv->SendPacket(buffer,tcp_host);
3023 DoSync(me[j],tcp_host);
3024 NetSendMyRoutingTable();
3029 WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
3034 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3037 char buffer[MAXBUF];
3038 sprintf(buffer,"E :Access is denied (no matching link block)");
3039 serv->SendPacket(buffer,tcp_host);
3040 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3041 RemoveServer(tcp_host);
3042 RemoveServer(servername);
3047 // U services.chatspike.net password :ChatSpike Services
3049 // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
3050 char* servername = strtok(params," ");
3051 char* password = strtok(NULL," ");
3052 char* serverdesc = finalparam+2;
3054 char Link_ServerName[1024];
3055 char Link_IPAddr[1024];
3056 char Link_Port[1024];
3057 char Link_Pass[1024];
3058 char Link_SendPass[1024];
3061 // search for a corresponding <link> block in the config files
3062 for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
3064 ConfValue("link","name",i,Link_ServerName,&config_f);
3065 ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
3066 ConfValue("link","port",i,Link_Port,&config_f);
3067 ConfValue("link","recvpass",i,Link_Pass,&config_f);
3068 ConfValue("link","sendpass",i,Link_SendPass,&config_f);
3069 log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
3070 LinkPort = atoi(Link_Port);
3071 if ((!strcasecmp(Link_ServerName,servername)) && (!strcmp(Link_Pass,password)))
3073 // matching link at this end too, we're all done!
3074 // at this point we must begin key exchange and insert this
3075 // server into our 'active' table.
3076 for (int j = 0; j < 32; j++)
3080 for (int k = 0; k < me[j]->connectors.size(); k++)
3082 if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
3084 char buffer[MAXBUF];
3085 me[j]->connectors[k].SetDescription(serverdesc);
3086 me[j]->connectors[k].SetServerName(servername);
3087 me[j]->connectors[k].SetState(STATE_SERVICES);
3088 sprintf(buffer,"X 0");
3089 serv->SendPacket(buffer,servername);
3090 DoSync(me[j],servername);
3091 snprintf(buffer,MAXBUF,"H %s",servername);
3092 NetSendToAllExcept(servername,buffer);
3093 WriteOpers("Non-Mesh server %s has joined the network",servername);
3094 log(DEBUG,"******** SENDING MY ROUTING TABLE! *******");
3095 NetSendMyRoutingTable();
3100 WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
3105 log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
3108 char buffer[MAXBUF];
3109 sprintf(buffer,"E :Access is denied (no matching link block)");
3110 serv->SendPacket(buffer,tcp_host);
3111 WriteOpers("CONNECT from %s denied, no matching link block",servername);
3112 RemoveServer(tcp_host);
3113 RemoveServer(servername);
3118 char* error_message = finalparam+2;
3119 WriteOpers("ERROR from %s: %s",tcp_host,error_message);
3124 serverrec* source_server = NULL;
3126 for (int j = 0; j < 32; j++)
3130 for (int x = 0; x < me[j]->connectors.size(); x++)
3132 log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
3133 if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
3135 if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
3137 // found a valid ircd_connector.
3138 process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort());
3146 log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
3150 long duration(char* str)
3152 char n_field[MAXBUF];
3154 char* str_end = str + strlen(str);
3157 for (char* i = str; i < str_end; i++)
3159 // if we have digits, build up a string for the value in n_field,
3160 // up to 10 digits in size.
3161 if ((*i >= '0') && (*i <= '9'))
3163 strlcat(n_field,i,10);
3167 // we dont have a digit, check for numeric tokens
3168 switch (tolower(*i))
3171 total += atoi(n_field);
3175 total += (atoi(n_field)*duration_m);
3179 total += (atoi(n_field)*duration_h);
3183 total += (atoi(n_field)*duration_d);
3187 total += (atoi(n_field)*duration_w);
3191 total += (atoi(n_field)*duration_y);
3197 // add trailing seconds
3198 total += atoi(n_field);
3204 void handle_kline(char **parameters, int pcnt, userrec *user)
3208 add_kline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3209 if (!duration(parameters[1]))
3211 WriteOpers("*** %s added permenant K-line for %s.",user->nick,parameters[0]);
3215 WriteOpers("*** %s added timed K-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3220 if (del_kline(parameters[0]))
3222 WriteOpers("*** %s Removed K-line on %s.",user->nick,parameters[0]);
3226 WriteServ(user->fd,"NOTICE %s :*** K-Line %s not found in list, try /stats k.",user->nick,parameters[0]);
3232 void handle_eline(char **parameters, int pcnt, userrec *user)
3236 add_eline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3237 if (!duration(parameters[1]))
3239 WriteOpers("*** %s added permenant E-line for %s.",user->nick,parameters[0]);
3243 WriteOpers("*** %s added timed E-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3248 if (del_eline(parameters[0]))
3250 WriteOpers("*** %s Removed E-line on %s.",user->nick,parameters[0]);
3254 WriteServ(user->fd,"NOTICE %s :*** E-Line %s not found in list, try /stats e.",user->nick,parameters[0]);
3257 // no need to apply the lines for an eline
3260 void handle_gline(char **parameters, int pcnt, userrec *user)
3262 char netdata[MAXBUF];
3265 add_gline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3266 // # <mask> <who-set-it> <time-set> <duration> :<reason>
3267 snprintf(netdata,MAXBUF,"# %s %s %ld %ld :%s",parameters[0],user->nick,TIME,duration(parameters[1]),parameters[2]);
3268 NetSendToAll(netdata);
3269 if (!duration(parameters[1]))
3271 WriteOpers("*** %s added permenant G-line for %s.",user->nick,parameters[0]);
3275 WriteOpers("*** %s added timed G-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3280 if (del_gline(parameters[0]))
3282 // . <mask> <who-removed-it>
3283 snprintf(netdata,MAXBUF,". %s %s",parameters[0],user->nick);
3284 WriteOpers("*** %s Removed G-line on %s.",user->nick,parameters[0]);
3288 WriteServ(user->fd,"NOTICE %s :*** G-Line %s not found in list, try /stats g.",user->nick,parameters[0]);
3294 void handle_zline(char **parameters, int pcnt, userrec *user)
3298 add_zline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3299 if (!duration(parameters[1]))
3301 WriteOpers("*** %s added permenant Z-line for %s.",user->nick,parameters[0]);
3305 WriteOpers("*** %s added timed Z-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3310 if (del_zline(parameters[0]))
3312 WriteOpers("*** %s Removed Z-line on %s.",user->nick,parameters[0]);
3316 WriteServ(user->fd,"NOTICE %s :*** Z-Line %s not found in list, try /stats Z.",user->nick,parameters[0]);
3322 void handle_qline(char **parameters, int pcnt, userrec *user)
3326 add_qline(duration(parameters[1]),user->nick,parameters[2],parameters[0]);
3327 if (!duration(parameters[1]))
3329 WriteOpers("*** %s added permenant Q-line for %s.",user->nick,parameters[0]);
3333 WriteOpers("*** %s added timed Q-line for %s, expires in %d seconds.",user->nick,parameters[0],duration(parameters[1]));
3338 if (del_qline(parameters[0]))
3340 WriteOpers("*** %s Removed Q-line on %s.",user->nick,parameters[0]);
3344 WriteServ(user->fd,"NOTICE %s :*** Q-Line %s not found in list, try /stats k.",user->nick,parameters[0]);