-#include "inspircd.h"
-#include "inspircd_io.h"
-#include "inspircd_util.h"
-#include "inspircd_config.h"
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/errno.h>
-#include <sys/ioctl.h>
-#include <sys/utsname.h>
-#include <cstdio>
-#include <time.h>
-#include <string>
-#ifdef GCC3
-#include <ext/hash_map>
-#else
-#include <hash_map>
-#endif
-#include <map>
-#include <sstream>
-#include <vector>
-#include <errno.h>
-#include <deque>
-#include <errno.h>
-#include <unistd.h>
-#include <sched.h>
-#include "connection.h"
-#include "users.h"
-#include "servers.h"
-#include "ctables.h"
-#include "globals.h"
-#include "modules.h"
-#include "dynamic.h"
-#include "wildcard.h"
-#include "message.h"
-#include "mode.h"
-
-#ifdef GCC3
-#define nspace __gnu_cxx
-#else
-#define nspace std
-#endif
-
-using namespace std;
-
-extern int MODCOUNT;
-extern vector<Module*> modules;
-extern vector<ircd_module*> factory;
-
-extern int LogLevel;
-extern char ServerName[MAXBUF];
-extern char Network[MAXBUF];
-extern char ServerDesc[MAXBUF];
-extern char AdminName[MAXBUF];
-extern char AdminEmail[MAXBUF];
-extern char AdminNick[MAXBUF];
-extern char diepass[MAXBUF];
-extern char restartpass[MAXBUF];
-extern char motd[MAXBUF];
-extern char rules[MAXBUF];
-extern char list[MAXBUF];
-extern char PrefixQuit[MAXBUF];
-extern char DieValue[MAXBUF];
-
-extern int debugging;
-extern int WHOWAS_STALE;
-extern int WHOWAS_MAX;
-extern int DieDelay;
-extern time_t startup_time;
-extern int NetBufferSize;
-extern time_t nb_start;
-
-extern std::vector<int> fd_reap;
-extern std::vector<std::string> module_names;
-
-extern char bannerBuffer[MAXBUF];
-extern int boundPortCount;
-extern int portCount;
-extern int UDPportCount;
-extern int ports[MAXSOCKS];
-extern int defaultRoute;
-
-extern std::vector<long> auth_cookies;
-extern std::stringstream config_f;
-
-extern serverrec* me[32];
-
-extern FILE *log_file;
-
-namespace nspace
-{
- template<> struct nspace::hash<in_addr>
- {
- size_t operator()(const struct in_addr &a) const
- {
- size_t q;
- memcpy(&q,&a,sizeof(size_t));
- return q;
- }
- };
-
- template<> struct nspace::hash<string>
- {
- size_t operator()(const string &s) const
- {
- char a[MAXBUF];
- static struct hash<const char *> strhash;
- strcpy(a,s.c_str());
- strlower(a);
- return strhash(a);
- }
- };
-}
-
-
-struct StrHashComp
-{
-
- bool operator()(const string& s1, const string& s2) const
- {
- char a[MAXBUF],b[MAXBUF];
- strcpy(a,s1.c_str());
- strcpy(b,s2.c_str());
- return (strcasecmp(a,b) == 0);
- }
-
-};
-
-struct InAddr_HashComp
-{
-
- bool operator()(const in_addr &s1, const in_addr &s2) const
- {
- size_t q;
- size_t p;
-
- memcpy(&q,&s1,sizeof(size_t));
- memcpy(&p,&s2,sizeof(size_t));
-
- return (q == p);
- }
-
-};
-
-
-typedef nspace::hash_map<std::string, userrec*, nspace::hash<string>, StrHashComp> user_hash;
-typedef nspace::hash_map<std::string, chanrec*, nspace::hash<string>, StrHashComp> chan_hash;
-typedef nspace::hash_map<in_addr,string*, nspace::hash<in_addr>, InAddr_HashComp> address_cache;
-typedef std::deque<command_t> command_table;
-
-
-extern user_hash clientlist;
-extern chan_hash chanlist;
-extern user_hash whowas;
-extern command_table cmdlist;
-extern file_cache MOTD;
-extern file_cache RULES;
-extern address_cache IP;
-
-
-void handle_join(char **parameters, int pcnt, userrec *user)
-{
- chanrec* Ptr;
- int i = 0;
-
- if (loop_call(handle_join,parameters,pcnt,user,0,0,1))
- return;
- if (parameters[0][0] == '#')
- {
- Ptr = add_channel(user,parameters[0],parameters[1],false);
- }
-}
-
-
-void handle_part(char **parameters, int pcnt, userrec *user)
-{
- chanrec* Ptr;
-
- if (pcnt > 1)
- {
- if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-2,0))
- return;
- del_channel(user,parameters[0],parameters[1],false);
- }
- else
- {
- if (loop_call(handle_part,parameters,pcnt,user,0,pcnt-1,0))
- return;
- del_channel(user,parameters[0],NULL,false);
- }
-}
-
-void handle_kick(char **parameters, int pcnt, userrec *user)
-{
- chanrec* Ptr = FindChan(parameters[0]);
- userrec* u = Find(parameters[1]);
-
- if ((!u) || (!Ptr))
- {
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- return;
- }
-
- if (!has_channel(u,Ptr))
- {
- WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, parameters[0]);
- return;
- }
-
- char reason[MAXBUF];
-
- if (pcnt > 2)
- {
- strncpy(reason,parameters[2],MAXBUF);
- if (strlen(reason)>MAXKICK)
- {
- reason[MAXKICK-1] = '\0';
- }
-
- kick_channel(user,u,Ptr,reason);
- }
- else
- {
- strcpy(reason,user->nick);
- kick_channel(user,u,Ptr,reason);
- }
-
- // this must be propogated so that channel membership is kept in step network-wide
-
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"k %s %s %s :%s",user->nick,u->nick,Ptr->name,reason);
- NetSendToAll(buffer);
-}
-
-
-void handle_die(char **parameters, int pcnt, userrec *user)
-{
- log(DEBUG,"die: %s",user->nick);
- if (!strcmp(parameters[0],diepass))
- {
- WriteOpers("*** DIE command from %s!%s@%s, terminating...",user->nick,user->ident,user->host);
- sleep(DieDelay);
- Exit(ERROR);
- }
- else
- {
- WriteOpers("*** Failed DIE Command from %s!%s@%s.",user->nick,user->ident,user->host);
- }
-}
-
-void handle_restart(char **parameters, int pcnt, userrec *user)
-{
- log(DEBUG,"restart: %s",user->nick);
- if (!strcmp(parameters[0],restartpass))
- {
- WriteOpers("*** RESTART command from %s!%s@%s, Pretending to restart till this is finished :D",user->nick,user->ident,user->host);
- sleep(DieDelay);
- Exit(ERROR);
- /* Will finish this later when i can be arsed :) */
- }
- else
- {
- WriteOpers("*** Failed RESTART Command from %s!%s@%s.",user->nick,user->ident,user->host);
- }
-}
-
-void handle_kill(char **parameters, int pcnt, userrec *user)
-{
- userrec *u = Find(parameters[0]);
- char killreason[MAXBUF];
-
- log(DEBUG,"kill: %s %s",parameters[0],parameters[1]);
- if (u)
- {
- if (strcmp(ServerName,u->server))
- {
- // remote kill
- WriteOpers("*** Remote kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
- sprintf(killreason,"[%s] Killed (%s (%s))",ServerName,user->nick,parameters[1]);
- WriteCommonExcept(u,"QUIT :%s",killreason);
- // K token must go to ALL servers!!!
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"K %s %s :%s",user->nick,u->nick,killreason);
- NetSendToAll(buffer);
-
- user_hash::iterator iter = clientlist.find(u->nick);
- if (iter != clientlist.end())
- {
- log(DEBUG,"deleting user hash value %d",iter->second);
- if ((iter->second) && (user->registered == 7)) {
- delete iter->second;
- }
- clientlist.erase(iter);
- }
- purge_empty_chans();
- }
- else
- {
- // local kill
- WriteTo(user, u, "KILL %s :%s!%s!%s (%s)", u->nick, ServerName,user->dhost,user->nick,parameters[1]);
- WriteOpers("*** Local Kill by %s: %s!%s@%s (%s)",user->nick,u->nick,u->ident,u->host,parameters[1]);
- sprintf(killreason,"Killed (%s (%s))",user->nick,parameters[1]);
- kill_link(u,killreason);
- }
- }
- else
- {
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
-}
-
-void handle_summon(char **parameters, int pcnt, userrec *user)
-{
- WriteServ(user->fd,"445 %s :SUMMON has been disabled (depreciated command)",user->nick);
-}
-
-void handle_users(char **parameters, int pcnt, userrec *user)
-{
- WriteServ(user->fd,"445 %s :USERS has been disabled (depreciated command)",user->nick);
-}
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ * Copyright (C) 2018, 2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2012 Robby <robby@chatbelgie.be>
+ * Copyright (C) 2009 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2006, 2010 Craig Edwards <brain@inspircd.org>
+ *
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
-void handle_pass(char **parameters, int pcnt, userrec *user)
-{
- // Check to make sure they havnt registered -- Fix by FCS
- if (user->registered == 7)
- {
- WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
- return;
- }
- if (!strcasecmp(parameters[0],Passwd(user)))
- {
- user->haspassed = true;
- }
-}
-
-void handle_invite(char **parameters, int pcnt, userrec *user)
-{
- userrec* u = Find(parameters[0]);
- chanrec* c = FindChan(parameters[1]);
-
- if ((!c) || (!u))
- {
- if (!c)
- {
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[1]);
- }
- else
- {
- if (c->inviteonly)
- {
- WriteServ(user->fd,"401 %s %s :No such nick/channel",user->nick, parameters[0]);
- }
- }
-
- return;
- }
-
- if (c->inviteonly)
- {
- if (cstatus(user,c) < STATUS_HOP)
- {
- WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel",user->nick, c->name);
- return;
- }
- }
- if (has_channel(u,c))
- {
- WriteServ(user->fd,"443 %s %s %s :Is already on channel %s",user->nick,u->nick,c->name,c->name);
- return;
- }
- if (!has_channel(user,c))
- {
- WriteServ(user->fd,"442 %s %s :You're not on that channel!",user->nick, c->name);
- return;
- }
- u->InviteTo(c->name);
- WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
- WriteServ(user->fd,"341 %s %s %s",user->nick,u->nick,c->name);
-
- // i token must go to ALL servers!!!
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"i %s %s %s",u->nick,user->nick,c->name);
- NetSendToAll(buffer);
-}
-
-void handle_topic(char **parameters, int pcnt, userrec *user)
-{
- chanrec* Ptr;
-
- if (pcnt == 1)
- {
- if (strlen(parameters[0]) <= CHANMAX)
- {
- Ptr = FindChan(parameters[0]);
- if (Ptr)
- {
- if (Ptr->topicset)
- {
- WriteServ(user->fd,"332 %s %s :%s", user->nick, Ptr->name, Ptr->topic);
- WriteServ(user->fd,"333 %s %s %s %d", user->nick, Ptr->name, Ptr->setby, Ptr->topicset);
- }
- else
- {
- WriteServ(user->fd,"331 %s %s :No topic is set.", user->nick, Ptr->name);
- }
- }
- else
- {
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
- }
- return;
- }
- else if (pcnt>1)
- {
- if (strlen(parameters[0]) <= CHANMAX)
- {
- Ptr = FindChan(parameters[0]);
- if (Ptr)
- {
- if ((Ptr->topiclock) && (cstatus(user,Ptr)<STATUS_HOP))
- {
- WriteServ(user->fd,"482 %s %s :You must be at least a half-operator to change modes on this channel", user->nick, Ptr->name);
- return;
- }
-
- char topic[MAXBUF];
- strncpy(topic,parameters[1],MAXBUF);
- if (strlen(topic)>MAXTOPIC)
- {
- topic[MAXTOPIC-1] = '\0';
- }
-
- strcpy(Ptr->topic,topic);
- strcpy(Ptr->setby,user->nick);
- Ptr->topicset = time(NULL);
- WriteChannel(Ptr,user,"TOPIC %s :%s",Ptr->name, Ptr->topic);
-
- // t token must go to ALL servers!!!
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"t %s %s :%s",user->nick,Ptr->name,topic);
- NetSendToAll(buffer);
- }
- else
- {
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
- }
- }
-}
-
-void handle_names(char **parameters, int pcnt, userrec *user)
-{
- chanrec* c;
-
- if (loop_call(handle_names,parameters,pcnt,user,0,pcnt-1,0))
- return;
- c = FindChan(parameters[0]);
- if (c)
- {
- /*WriteServ(user->fd,"353 %s = %s :%s", user->nick, c->name,*/
- userlist(user,c);
- WriteServ(user->fd,"366 %s %s :End of /NAMES list.", user->nick, c->name);
- }
- else
- {
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
-}
-
-void handle_privmsg(char **parameters, int pcnt, userrec *user)
-{
- userrec *dest;
- chanrec *chan;
-
- user->idle_lastmsg = time(NULL);
-
- if (loop_call(handle_privmsg,parameters,pcnt,user,0,pcnt-2,0))
- return;
- if (parameters[0][0] == '#')
- {
- chan = FindChan(parameters[0]);
- if (chan)
- {
- if ((chan->noexternal) && (!has_channel(user,chan)))
- {
- WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
- return;
- }
- if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
- {
- WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
- return;
- }
-
- int MOD_RESULT = 0;
-
- FOREACH_RESULT(OnUserPreMessage(user,chan,TYPE_CHANNEL,std::string(parameters[1])));
- if (MOD_RESULT) {
- return;
- }
-
- ChanExceptSender(chan, user, "PRIVMSG %s :%s", chan->name, parameters[1]);
-
- // if any users of this channel are on remote servers, broadcast the packet
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,chan->name,parameters[1]);
- NetSendToCommon(user,buffer);
- }
- else
- {
- /* no such nick/channel */
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
- return;
- }
-
- dest = Find(parameters[0]);
- if (dest)
- {
- if (strcmp(dest->awaymsg,""))
- {
- /* auto respond with aweh msg */
- WriteServ(user->fd,"301 %s %s :%s",user->nick,dest->nick,dest->awaymsg);
- }
-
- int MOD_RESULT = 0;
-
- FOREACH_RESULT(OnUserPreMessage(user,dest,TYPE_USER,std::string(parameters[1])));
- if (MOD_RESULT) {
- return;
- }
-
-
-
- if (!strcmp(dest->server,user->server))
- {
- // direct write, same server
- WriteTo(user, dest, "PRIVMSG %s :%s", dest->nick, parameters[1]);
- }
- else
- {
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"P %s %s :%s",user->nick,dest->nick,parameters[1]);
- NetSendToOne(dest->server,buffer);
- }
- }
- else
- {
- /* no such nick/channel */
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
-}
-
-void handle_notice(char **parameters, int pcnt, userrec *user)
-{
- userrec *dest;
- chanrec *chan;
-
- user->idle_lastmsg = time(NULL);
-
- if (loop_call(handle_notice,parameters,pcnt,user,0,pcnt-2,0))
- return;
- if (parameters[0][0] == '#')
- {
- chan = FindChan(parameters[0]);
- if (chan)
- {
- if ((chan->noexternal) && (!has_channel(user,chan)))
- {
- WriteServ(user->fd,"404 %s %s :Cannot send to channel (no external messages)", user->nick, chan->name);
- return;
- }
- if ((chan->moderated) && (cstatus(user,chan)<STATUS_VOICE))
- {
- WriteServ(user->fd,"404 %s %s :Cannot send to channel (+m)", user->nick, chan->name);
- return;
- }
-
- int MOD_RESULT = 0;
-
- FOREACH_RESULT(OnUserPreNotice(user,chan,TYPE_CHANNEL,std::string(parameters[1])));
- if (MOD_RESULT) {
- return;
- }
-
- ChanExceptSender(chan, user, "NOTICE %s :%s", chan->name, parameters[1]);
-
- // if any users of this channel are on remote servers, broadcast the packet
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,chan->name,parameters[1]);
- NetSendToCommon(user,buffer);
- }
- else
- {
- /* no such nick/channel */
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
- return;
- }
-
- dest = Find(parameters[0]);
- if (dest)
- {
- int MOD_RESULT = 0;
-
- FOREACH_RESULT(OnUserPreNotice(user,dest,TYPE_USER,std::string(parameters[1])));
- if (MOD_RESULT) {
- return;
- }
-
- if (!strcmp(dest->server,user->server))
- {
- // direct write, same server
- WriteTo(user, dest, "NOTICE %s :%s", dest->nick, parameters[1]);
- }
- else
- {
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"V %s %s :%s",user->nick,dest->nick,parameters[1]);
- NetSendToOne(dest->server,buffer);
- }
- }
- else
- {
- /* no such nick/channel */
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
-}
-
-
-void handle_info(char **parameters, int pcnt, userrec *user)
-{
- WriteServ(user->fd,"371 %s :The Inspire IRCd Project Has been brought to you by the following people..",user->nick);
- WriteServ(user->fd,"371 %s :Craig Edwards, Craig McLure, and Others..",user->nick);
- WriteServ(user->fd,"371 %s :Will finish this later when i can be arsed :p",user->nick);
- FOREACH_MOD OnInfo(user);
- WriteServ(user->fd,"374 %s :End of /INFO list",user->nick);
-}
-
-void handle_time(char **parameters, int pcnt, userrec *user)
-{
- time_t rawtime;
- struct tm * timeinfo;
-
- time ( &rawtime );
- timeinfo = localtime ( &rawtime );
- WriteServ(user->fd,"391 %s %s :%s",user->nick,ServerName, asctime (timeinfo) );
-
-}
-
-void handle_whois(char **parameters, int pcnt, userrec *user)
-{
- userrec *dest;
- char *t;
-
- if (loop_call(handle_whois,parameters,pcnt,user,0,pcnt-1,0))
- return;
- dest = Find(parameters[0]);
- if (dest)
- {
- // bug found by phidjit - were able to whois an incomplete connection if it had sent a NICK or USER
- if (dest->registered == 7)
- {
- WriteServ(user->fd,"311 %s %s %s %s * :%s",user->nick, dest->nick, dest->ident, dest->dhost, dest->fullname);
- if ((user == dest) || (strchr(user->modes,'o')))
- {
- WriteServ(user->fd,"378 %s %s :is connecting from *@%s",user->nick, dest->nick, dest->host);
- }
- if (strcmp(chlist(dest),""))
- {
- WriteServ(user->fd,"319 %s %s :%s",user->nick, dest->nick, chlist(dest));
- }
- WriteServ(user->fd,"312 %s %s %s :%s",user->nick, dest->nick, dest->server, GetServerDescription(dest->server).c_str());
- if (strcmp(dest->awaymsg,""))
- {
- WriteServ(user->fd,"301 %s %s :%s",user->nick, dest->nick, dest->awaymsg);
- }
- if (strchr(dest->modes,'o'))
- {
- WriteServ(user->fd,"313 %s %s :is an IRC operator",user->nick, dest->nick);
- }
- FOREACH_MOD OnWhois(user,dest);
- if (!strcasecmp(user->server,dest->server))
- {
- // idle time and signon line can only be sent if youre on the same server (according to RFC)
- WriteServ(user->fd,"317 %s %s %d %d :seconds idle, signon time",user->nick, dest->nick, abs((dest->idle_lastmsg)-time(NULL)), dest->signon);
- }
-
- WriteServ(user->fd,"318 %s %s :End of /WHOIS list.",user->nick, dest->nick);
- }
- else
- {
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
- }
- else
- {
- /* no such nick/channel */
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
-}
-
-void handle_quit(char **parameters, int pcnt, userrec *user)
-{
- user_hash::iterator iter = clientlist.find(user->nick);
- char* reason;
-
- if (user->registered == 7)
- {
- /* theres more to do here, but for now just close the socket */
- if (pcnt == 1)
- {
- if (parameters[0][0] == ':')
- {
- *parameters[0]++;
- }
- reason = parameters[0];
-
- if (strlen(reason)>MAXQUIT)
- {
- reason[MAXQUIT-1] = '\0';
- }
-
- Write(user->fd,"ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,parameters[0]);
- WriteOpers("*** Client exiting: %s!%s@%s [%s]",user->nick,user->ident,user->host,parameters[0]);
- WriteCommonExcept(user,"QUIT :%s%s",PrefixQuit,parameters[0]);
-
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"Q %s :%s%s",user->nick,PrefixQuit,parameters[0]);
- NetSendToAll(buffer);
- }
- else
- {
- Write(user->fd,"ERROR :Closing link (%s@%s) [QUIT]",user->ident,user->host);
- WriteOpers("*** Client exiting: %s!%s@%s [Client exited]",user->nick,user->ident,user->host);
- WriteCommonExcept(user,"QUIT :Client exited");
-
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"Q %s :Client exited",user->nick);
- NetSendToAll(buffer);
- }
- FOREACH_MOD OnUserQuit(user);
- AddWhoWas(user);
- }
-
- /* push the socket on a stack of sockets due to be closed at the next opportunity */
- fd_reap.push_back(user->fd);
-
- if (iter != clientlist.end())
- {
- clientlist.erase(iter);
- log(DEBUG,"deleting user hash value %d",iter->second);
- //if ((user) && (user->registered == 7)) {
- //delete user;
- //}
- }
-
- if (user->registered == 7) {
- purge_empty_chans();
- }
-}
-
-void handle_who(char **parameters, int pcnt, userrec *user)
-{
- chanrec* Ptr = NULL;
-
- /* theres more to do here, but for now just close the socket */
- if (pcnt == 1)
- {
- if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")))
- {
- if (user->chans[0].channel)
- {
- Ptr = user->chans[0].channel;
- for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
- {
- if ((common_channels(user,i->second)) && (isnick(i->second->nick)))
- {
- WriteServ(user->fd,"352 %s %s %s %s %s %s Hr@ :0 %s",user->nick, Ptr->name, i->second->ident, i->second->dhost, i->second->server, i->second->nick, i->second->fullname);
- }
- }
- }
- if (Ptr)
- {
- WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, Ptr->name);
- }
- else
- {
- WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, user->nick);
- }
- return;
- }
- if (parameters[0][0] == '#')
- {
- Ptr = FindChan(parameters[0]);
- if (Ptr)
- {
- for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
- {
- if ((has_channel(i->second,Ptr)) && (isnick(i->second->nick)))
- {
- WriteServ(user->fd,"352 %s %s %s %s %s %s Hr@ :0 %s",user->nick, Ptr->name, i->second->ident, i->second->dhost, i->second->server, i->second->nick, i->second->fullname);
- }
- }
- WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, Ptr->name);
- }
- else
- {
- WriteServ(user->fd,"401 %s %s :No suck nick/channel",user->nick, parameters[0]);
- }
- }
- else
- {
- userrec* u = Find(parameters[0]);
- if (u)
- {
- WriteServ(user->fd,"352 %s %s %s %s %s %s Hr@ :0 %s",user->nick, u->nick, u->ident, u->dhost, u->server, u->nick, u->fullname);
- }
- WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, parameters[0]);
- }
- }
- if (pcnt == 2)
- {
- if ((!strcmp(parameters[0],"0")) || (!strcmp(parameters[0],"*")) && (!strcmp(parameters[1],"o")))
- {
- for (user_hash::const_iterator i = clientlist.begin(); i != clientlist.end(); i++)
- {
- if ((common_channels(user,i->second)) && (isnick(i->second->nick)))
- {
- if (strchr(i->second->modes,'o'))
- {
- WriteServ(user->fd,"352 %s %s %s %s %s %s Hr@ :0 %s",user->nick, user->nick, i->second->ident, i->second->dhost, i->second->server, i->second->nick, i->second->fullname);
- }
- }
- }
- WriteServ(user->fd,"315 %s %s :End of /WHO list.",user->nick, user->nick);
- return;
- }
- }
-}
-
-void handle_wallops(char **parameters, int pcnt, userrec *user)
-{
- WriteWallOps(user,false,"%s",parameters[0]);
-}
-
-void handle_list(char **parameters, int pcnt, userrec *user)
-{
- chanrec* Ptr;
-
- WriteServ(user->fd,"321 %s Channel :Users Name",user->nick);
- for (chan_hash::const_iterator i = chanlist.begin(); i != chanlist.end(); i++)
- {
- if ((!i->second->c_private) && (!i->second->secret))
- {
- WriteServ(user->fd,"322 %s %s %d :[+%s] %s",user->nick,i->second->name,usercount_i(i->second),chanmodes(i->second),i->second->topic);
- }
- }
- WriteServ(user->fd,"323 %s :End of channel list.",user->nick);
-}
-
-
-void handle_rehash(char **parameters, int pcnt, userrec *user)
-{
- WriteServ(user->fd,"382 %s %s :Rehashing",user->nick,CleanFilename(CONFIG_FILE));
- ReadConfig();
- FOREACH_MOD OnRehash();
- WriteOpers("%s is rehashing config file %s",user->nick,CleanFilename(CONFIG_FILE));
-}
-
-void handle_lusers(char **parameters, int pcnt, userrec *user)
-{
- WriteServ(user->fd,"251 %s :There are %d users and %d invisible on %d servers",user->nick,usercnt()-usercount_invisible(),usercount_invisible(),servercount());
- WriteServ(user->fd,"252 %s %d :operator(s) online",user->nick,usercount_opers());
- WriteServ(user->fd,"253 %s %d :unknown connections",user->nick,usercount_unknown());
- WriteServ(user->fd,"254 %s %d :channels formed",user->nick,chancount());
- WriteServ(user->fd,"254 %s :I have %d clients and %d servers",user->nick,local_count(),count_servs());
-}
-
-void handle_admin(char **parameters, int pcnt, userrec *user)
-{
- WriteServ(user->fd,"256 %s :Administrative info for %s",user->nick,ServerName);
- WriteServ(user->fd,"257 %s :Name - %s",user->nick,AdminName);
- WriteServ(user->fd,"258 %s :Nickname - %s",user->nick,AdminNick);
- WriteServ(user->fd,"258 %s :E-Mail - %s",user->nick,AdminEmail);
-}
-
-void handle_ping(char **parameters, int pcnt, userrec *user)
-{
- WriteServ(user->fd,"PONG %s :%s",ServerName,parameters[0]);
-}
-
-void handle_pong(char **parameters, int pcnt, userrec *user)
-{
- // set the user as alive so they survive to next ping
- user->lastping = 1;
-}
-
-void handle_motd(char **parameters, int pcnt, userrec *user)
-{
- ShowMOTD(user);
-}
-
-void handle_rules(char **parameters, int pcnt, userrec *user)
-{
- ShowRULES(user);
-}
-
-void handle_user(char **parameters, int pcnt, userrec *user)
-{
- if (user->registered < 3)
- {
- if (isident(parameters[0]) == 0) {
- // This kinda Sucks, According to the RFC thou, its either this,
- // or "You have already registered" :p -- Craig
- WriteServ(user->fd,"461 %s USER :Not enough parameters",user->nick);
- }
- else {
- WriteServ(user->fd,"NOTICE Auth :No ident response, ident prefixed with ~");
- strcpy(user->ident,"~"); /* we arent checking ident... but these days why bother anyway? */
- strncat(user->ident,parameters[0],IDENTMAX);
- strncpy(user->fullname,parameters[3],128);
- user->registered = (user->registered | 1);
- }
- }
- else
- {
- WriteServ(user->fd,"462 %s :You may not reregister",user->nick);
- return;
- }
- /* parameters 2 and 3 are local and remote hosts, ignored when sent by client connection */
- if (user->registered == 3)
- {
- /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
- ConnectUser(user);
- }
-}
-
-void handle_userhost(char **parameters, int pcnt, userrec *user)
-{
- char Return[MAXBUF],junk[MAXBUF];
- sprintf(Return,"302 %s :",user->nick);
- for (int i = 0; i < pcnt; i++)
- {
- userrec *u = Find(parameters[i]);
- if (u)
- {
- if (strchr(u->modes,'o'))
- {
- sprintf(junk,"%s*=+%s@%s ",u->nick,u->ident,u->host);
- strcat(Return,junk);
- }
- else
- {
- sprintf(junk,"%s=+%s@%s ",u->nick,u->ident,u->host);
- strcat(Return,junk);
- }
- }
- }
- WriteServ(user->fd,Return);
-}
-
-
-void handle_ison(char **parameters, int pcnt, userrec *user)
-{
- char Return[MAXBUF];
- sprintf(Return,"303 %s :",user->nick);
- for (int i = 0; i < pcnt; i++)
- {
- userrec *u = Find(parameters[i]);
- if (u)
- {
- strcat(Return,u->nick);
- strcat(Return," ");
- }
- }
- WriteServ(user->fd,Return);
-}
-
-
-void handle_away(char **parameters, int pcnt, userrec *user)
-{
- if (pcnt)
- {
- strcpy(user->awaymsg,parameters[0]);
- WriteServ(user->fd,"306 %s :You have been marked as being away",user->nick);
- }
- else
- {
- strcpy(user->awaymsg,"");
- WriteServ(user->fd,"305 %s :You are no longer marked as being away",user->nick);
- }
-}
-
-void handle_whowas(char **parameters, int pcnt, userrec* user)
-{
- user_hash::iterator i = whowas.find(parameters[0]);
-
- if (i == whowas.end())
- {
- WriteServ(user->fd,"406 %s %s :There was no such nickname",user->nick,parameters[0]);
- WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
- }
- else
- {
- time_t rawtime = i->second->signon;
- tm *timeinfo;
- char b[MAXBUF];
-
- timeinfo = localtime(&rawtime);
- strcpy(b,asctime(timeinfo));
- b[strlen(b)-1] = '\0';
-
- WriteServ(user->fd,"314 %s %s %s %s * :%s",user->nick,i->second->nick,i->second->ident,i->second->dhost,i->second->fullname);
- WriteServ(user->fd,"312 %s %s %s :%s",user->nick,i->second->nick,i->second->server,b);
- WriteServ(user->fd,"369 %s %s :End of WHOWAS",user->nick,parameters[0]);
- }
-
-}
-
-void handle_trace(char **parameters, int pcnt, userrec *user)
-{
- for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
- {
- if (i->second)
- {
- if (isnick(i->second->nick))
- {
- if (strchr(i->second->modes,'o'))
- {
- WriteServ(user->fd,"205 %s :Oper 0 %s",user->nick,i->second->nick);
- }
- else
- {
- WriteServ(user->fd,"204 %s :User 0 %s",user->nick,i->second->nick);
- }
- }
- else
- {
- WriteServ(user->fd,"203 %s :???? 0 [%s]",user->nick,i->second->host);
- }
- }
- }
-}
-
-void handle_modules(char **parameters, int pcnt, userrec *user)
-{
- for (int i = 0; i < module_names.size(); i++)
- {
- Version V = modules[i]->GetVersion();
- char modulename[MAXBUF];
- strncpy(modulename,module_names[i].c_str(),256);
- WriteServ(user->fd,"900 %s :0x%08lx %d.%d.%d.%d %s",user->nick,modules[i],V.Major,V.Minor,V.Revision,V.Build,CleanFilename(modulename));
- }
-}
-
-void handle_stats(char **parameters, int pcnt, userrec *user)
-{
- if (pcnt != 1)
- {
- return;
- }
- if (strlen(parameters[0])>1)
- {
- /* make the stats query 1 character long */
- parameters[0][1] = '\0';
- }
-
- /* stats m (list number of times each command has been used, plus bytecount) */
- if (!strcasecmp(parameters[0],"m"))
- {
- for (int i = 0; i < cmdlist.size(); i++)
- {
- if (cmdlist[i].handler_function)
- {
- if (cmdlist[i].use_count)
- {
- /* RPL_STATSCOMMANDS */
- WriteServ(user->fd,"212 %s %s %d %d",user->nick,cmdlist[i].command,cmdlist[i].use_count,cmdlist[i].total_bytes);
- }
- }
- }
-
- }
-
- /* stats z (debug and memory info) */
- if (!strcasecmp(parameters[0],"z"))
- {
- WriteServ(user->fd,"249 %s :Users(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,clientlist.size(),clientlist.size()*sizeof(userrec),clientlist.bucket_count());
- WriteServ(user->fd,"249 %s :Channels(HASH_MAP) %d (%d bytes, %d buckets)",user->nick,chanlist.size(),chanlist.size()*sizeof(chanrec),chanlist.bucket_count());
- WriteServ(user->fd,"249 %s :Commands(VECTOR) %d (%d bytes)",user->nick,cmdlist.size(),cmdlist.size()*sizeof(command_t));
- WriteServ(user->fd,"249 %s :MOTD(VECTOR) %d, RULES(VECTOR) %d",user->nick,MOTD.size(),RULES.size());
- WriteServ(user->fd,"249 %s :address_cache(HASH_MAP) %d (%d buckets)",user->nick,IP.size(),IP.bucket_count());
- WriteServ(user->fd,"249 %s :Modules(VECTOR) %d (%d)",user->nick,modules.size(),modules.size()*sizeof(Module));
- WriteServ(user->fd,"249 %s :ClassFactories(VECTOR) %d (%d)",user->nick,factory.size(),factory.size()*sizeof(ircd_module));
- WriteServ(user->fd,"249 %s :Ports(STATIC_ARRAY) %d",user->nick,boundPortCount);
- }
-
- /* stats o */
- if (!strcasecmp(parameters[0],"o"))
- {
- for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
- {
- char LoginName[MAXBUF];
- char HostName[MAXBUF];
- char OperType[MAXBUF];
- ConfValue("oper","name",i,LoginName,&config_f);
- ConfValue("oper","host",i,HostName,&config_f);
- ConfValue("oper","type",i,OperType,&config_f);
- WriteServ(user->fd,"243 %s O %s * %s %s 0",user->nick,HostName,LoginName,OperType);
- }
- }
-
- /* stats l (show user I/O stats) */
- if (!strcasecmp(parameters[0],"l"))
- {
- WriteServ(user->fd,"211 %s :server:port nick bytes_in cmds_in bytes_out cmds_out",user->nick);
- for (user_hash::iterator i = clientlist.begin(); i != clientlist.end(); i++)
- {
- if (isnick(i->second->nick))
- {
- 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);
- }
- else
- {
- 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);
- }
-
- }
- }
-
- /* stats u (show server uptime) */
- if (!strcasecmp(parameters[0],"u"))
- {
- time_t current_time = 0;
- current_time = time(NULL);
- time_t server_uptime = current_time - startup_time;
- struct tm* stime;
- stime = gmtime(&server_uptime);
- /* i dont know who the hell would have an ircd running for over a year nonstop, but
- * Craig suggested this, and it seemed a good idea so in it went */
- if (stime->tm_year > 70)
- {
- 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);
- }
- else
- {
- 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);
- }
- }
-
- WriteServ(user->fd,"219 %s %s :End of /STATS report",user->nick,parameters[0]);
- WriteOpers("*** Notice: Stats '%s' requested by %s (%s@%s)",parameters[0],user->nick,user->ident,user->host);
-
-}
-
-void handle_connect(char **parameters, int pcnt, userrec *user)
-{
- char Link_ServerName[1024];
- char Link_IPAddr[1024];
- char Link_Port[1024];
- char Link_Pass[1024];
- int LinkPort;
- bool found = false;
-
- for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
- {
- if (!found)
- {
- ConfValue("link","name",i,Link_ServerName,&config_f);
- ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
- ConfValue("link","port",i,Link_Port,&config_f);
- ConfValue("link","sendpass",i,Link_Pass,&config_f);
- log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
- LinkPort = atoi(Link_Port);
- if (match(Link_ServerName,parameters[0])) {
- found = true;
- break;
- }
- }
- }
-
- if (!found) {
- WriteServ(user->fd,"NOTICE %s :*** Failed to connect to %s: No servers matching this pattern are configured for linking.",user->nick,parameters[0]);
- return;
- }
-
- // TODO: Perform a check here to stop a server being linked twice!
-
- WriteServ(user->fd,"NOTICE %s :*** Connecting to %s (%s) port %s...",user->nick,Link_ServerName,Link_IPAddr,Link_Port);
-
- if (me[defaultRoute])
- {
- me[defaultRoute]->BeginLink(Link_IPAddr,LinkPort,Link_Pass,Link_ServerName,me[defaultRoute]->port);
- return;
- }
- else
- {
- 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);
- }
-}
-
-void handle_squit(char **parameters, int pcnt, userrec *user)
-{
- // send out an squit across the mesh and then clear the server list (for local squit)
- if (!pcnt)
- {
- WriteOpers("SQUIT command issued by %s",user->nick);
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"& %s",ServerName);
- NetSendToAll(buffer);
- DoSplitEveryone();
- }
- else
- {
- WriteServ(user->fd,"NOTICE :*** Remote SQUIT not supported yet.");
- }
-}
-
-void handle_links(char **parameters, int pcnt, userrec *user)
-{
- WriteServ(user->fd,"364 %s %s %s :0 %s",user->nick,ServerName,ServerName,ServerDesc);
- for (int j = 0; j < 32; j++)
- {
- if (me[j] != NULL)
- {
- for (int k = 0; k < me[j]->connectors.size(); k++)
- {
- 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());
- }
- }
- }
- WriteServ(user->fd,"365 %s * :End of /LINKS list.",user->nick);
-}
-
-void handle_map(char **parameters, int pcnt, userrec *user)
-{
- char line[MAXBUF];
- snprintf(line,MAXBUF,"006 %s :%s",user->nick,ServerName);
- while (strlen(line) < 50)
- strcat(line," ");
- WriteServ(user->fd,"%s%d (%.2f%%)",line,local_count(),(float)(((float)local_count()/(float)usercnt())*100));
- for (int j = 0; j < 32; j++)
- {
- if (me[j] != NULL)
- {
- for (int k = 0; k < me[j]->connectors.size(); k++)
- {
- snprintf(line,MAXBUF,"006 %s :%c-%s",user->nick,islast(me[j]->connectors[k].GetServerName().c_str()),me[j]->connectors[k].GetServerName().c_str());
- while (strlen(line) < 50)
- strcat(line," ");
- 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)usercnt())*100));
- }
- }
- }
- WriteServ(user->fd,"007 %s :End of /MAP",user->nick);
-}
-
-bool is_uline(const char* server)
-{
- char ServName[MAXBUF];
- int i,j;
-
- for (int i = 0; i < ConfValueEnum("uline",&config_f); i++)
- {
- ConfValue("uline","server",i,ServName,&config_f);
- if (!strcasecmp(server,ServName))
- {
- return true;
- }
- }
- return false;
-}
-
-
-void handle_oper(char **parameters, int pcnt, userrec *user)
-{
- char LoginName[MAXBUF];
- char Password[MAXBUF];
- char OperType[MAXBUF];
- char TypeName[MAXBUF];
- char Hostname[MAXBUF];
- int i,j;
-
- for (int i = 0; i < ConfValueEnum("oper",&config_f); i++)
- {
- ConfValue("oper","name",i,LoginName,&config_f);
- ConfValue("oper","password",i,Password,&config_f);
- if ((!strcmp(LoginName,parameters[0])) && (!strcmp(Password,parameters[1])))
- {
- /* correct oper credentials */
- ConfValue("oper","type",i,OperType,&config_f);
- WriteOpers("*** %s (%s@%s) is now an IRC operator of type %s",user->nick,user->ident,user->host,OperType);
- WriteServ(user->fd,"381 %s :You are now an IRC operator of type %s",user->nick,OperType);
- WriteServ(user->fd,"MODE %s :+o",user->nick);
- char global[MAXBUF];
- snprintf(global,MAXBUF,"M %s +o",user->nick);
- NetSendToAll(global);
- for (j =0; j < ConfValueEnum("type",&config_f); j++)
- {
- ConfValue("type","name",j,TypeName,&config_f);
- if (!strcmp(TypeName,OperType))
- {
- /* found this oper's opertype */
- ConfValue("type","host",j,Hostname,&config_f);
- ChangeDisplayedHost(user,Hostname);
- }
- }
- if (!strchr(user->modes,'o'))
- {
- strcat(user->modes,"o");
- }
- FOREACH_MOD OnOper(user);
- return;
- }
- }
- /* no such oper */
- WriteServ(user->fd,"491 %s :Invalid oper credentials",user->nick);
- WriteOpers("*** WARNING! Failed oper attempt by %s!%s@%s!",user->nick,user->ident,user->host);
-}
-
-void handle_nick(char **parameters, int pcnt, userrec *user)
-{
- if (pcnt < 1)
- {
- log(DEBUG,"not enough params for handle_nick");
- return;
- }
- if (!parameters[0])
- {
- log(DEBUG,"invalid parameter passed to handle_nick");
- return;
- }
- if (!strlen(parameters[0]))
- {
- log(DEBUG,"zero length new nick passed to handle_nick");
- return;
- }
- if (!user)
- {
- log(DEBUG,"invalid user passed to handle_nick");
- return;
- }
- if (!user->nick)
- {
- log(DEBUG,"invalid old nick passed to handle_nick");
- return;
- }
- if (!strcasecmp(user->nick,parameters[0]))
- {
- log(DEBUG,"old nick is new nick, skipping");
- return;
- }
- else
- {
- if (strlen(parameters[0]) > 1)
- {
- if (parameters[0][0] == ':')
- {
- *parameters[0]++;
- }
- }
- if ((Find(parameters[0])) && (Find(parameters[0]) != user))
- {
- WriteServ(user->fd,"433 %s %s :Nickname is already in use.",user->nick,parameters[0]);
- return;
- }
- }
- if (isnick(parameters[0]) == 0)
- {
- WriteServ(user->fd,"432 %s %s :Erroneous Nickname",user->nick,parameters[0]);
- return;
- }
-
- if (user->registered == 7)
- {
- int MOD_RESULT = 0;
- FOREACH_RESULT(OnUserPreNick(user,parameters[0]));
- if (MOD_RESULT) {
- // if a module returns true, the nick change is silently forbidden.
- return;
- }
-
- WriteCommon(user,"NICK %s",parameters[0]);
-
- // Q token must go to ALL servers!!!
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"n %s %s",user->nick,parameters[0]);
- NetSendToAll(buffer);
-
- }
-
- /* change the nick of the user in the users_hash */
- user = ReHashNick(user->nick, parameters[0]);
- /* actually change the nick within the record */
- if (!user) return;
- if (!user->nick) return;
-
- strncpy(user->nick, parameters[0],NICKMAX);
-
- log(DEBUG,"new nick set: %s",user->nick);
-
- if (user->registered < 3)
- user->registered = (user->registered | 2);
- if (user->registered == 3)
- {
- /* user is registered now, bit 0 = USER command, bit 1 = sent a NICK command */
- ConnectUser(user);
- }
- log(DEBUG,"exit nickchange: %s",user->nick);
-}
-
-
-
-void handle_V(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
-{
- char* src = strtok(params," ");
- char* dest = strtok(NULL," :");
- char* text = strtok(NULL,"\r\n");
- text++;
-
- userrec* user = Find(src);
- if (user)
- {
- userrec* dst = Find(dest);
-
- if (dst)
- {
- WriteTo(user, dst, "NOTICE %s :%s", dst->nick, text);
- }
- else
- {
- chanrec* d = FindChan(dest);
- if (d)
- {
- ChanExceptSender(d, user, "NOTICE %s :%s", d->name, text);
- }
- }
- }
-
-}
+#include "inspircd.h"
-void handle_P(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+CommandBase::CommandBase(Module* mod, const std::string& cmd, unsigned int minpara, unsigned int maxpara)
+ : ServiceProvider(mod, cmd, SERVICE_COMMAND)
+ , min_params(minpara)
+ , max_params(maxpara)
+ , allow_empty_last_param(true)
{
- char* src = strtok(params," ");
- char* dest = strtok(NULL," :");
- char* text = strtok(NULL,"\r\n");
- text++;
-
- userrec* user = Find(src);
- if (user)
- {
- userrec* dst = Find(dest);
-
- if (dst)
- {
- WriteTo(user, dst, "PRIVMSG %s :%s", dst->nick, text);
- }
- else
- {
- chanrec* d = FindChan(dest);
- if (d)
- {
- ChanExceptSender(d, user, "PRIVMSG %s :%s", d->name, text);
- }
- }
- }
-
}
-void handle_i(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+CommandBase::~CommandBase()
{
- char* nick = strtok(params," ");
- char* from = strtok(NULL," ");
- char* channel = strtok(NULL," ");
- userrec* u = Find(nick);
- userrec* user = Find(from);
- chanrec* c = FindChan(channel);
- if ((c) && (u) && (user))
- {
- u->InviteTo(c->name);
- WriteFrom(u->fd,user,"INVITE %s :%s",u->nick,c->name);
- }
}
-void handle_t(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+void CommandBase::EncodeParameter(std::string& parameter, unsigned int index)
{
- char* setby = strtok(params," ");
- char* channel = strtok(NULL," :");
- char* topic = strtok(NULL,"\r\n");
- topic++;
- userrec* u = Find(setby);
- chanrec* c = FindChan(channel);
- if ((c) && (u))
- {
- WriteChannelLocal(c,u,"TOPIC %s :%s",c->name,topic);
- strncpy(c->topic,topic,MAXTOPIC);
- strncpy(c->setby,u->nick,NICKMAX);
- c->topicset = time(NULL);
- }
}
-
-void handle_T(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+RouteDescriptor CommandBase::GetRouting(User* user, const Params& parameters)
{
- char* tm = strtok(params," ");
- char* setby = strtok(NULL," ");
- char* channel = strtok(NULL," :");
- char* topic = strtok(NULL,"\r\n");
- topic++;
- time_t TS = atoi(tm);
- chanrec* c = FindChan(channel);
- if (c)
- {
- // in the case of topics and TS, the *NEWER*
- if (TS <= c->topicset)
- {
- WriteChannelLocal(c,NULL,"TOPIC %s :%s",c->name,topic);
- strncpy(c->topic,topic,MAXTOPIC);
- strncpy(c->setby,setby,NICKMAX);
- }
- }
-}
-
-void handle_M(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
-{
- char* pars[128];
- char original[MAXBUF],target[MAXBUF];
- strncpy(original,params,MAXBUF);
- int index = 0;
- char* parameter = strtok(params," ");
- strncpy(target,parameter,MAXBUF);
- while (parameter)
- {
- if (parameter[0] == ':')
- parameter++;
- pars[index++] = parameter;
- parameter = strtok(NULL," ");
- }
- log(DEBUG,"*** MODE: %s %s",pars[0],pars[1]);
- merge_mode(pars,index);
- if (FindChan(target))
- {
- WriteChannelLocal(FindChan(target), NULL, "MODE %s",original);
- }
- if (Find(target))
- {
- Write(Find(target)->fd,":%s MODE %s",ServerName,original);
- }
+ return ROUTE_LOCALONLY;
}
-// m is modes set by users only (not servers) valid targets are channels or users.
-
-void handle_m(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+Command::Command(Module* mod, const std::string& cmd, unsigned int minpara, unsigned int maxpara)
+ : CommandBase(mod, cmd, minpara, maxpara)
+ , flags_needed(0)
+ , force_manual_route(false)
+ , Penalty(1)
+ , use_count(0)
+ , works_before_reg(false)
{
- // m blah #chatspike +b *!test@*4
- char* pars[128];
- char original[MAXBUF];
- strncpy(original,params,MAXBUF);
-
- if (!strchr(params,' '))
- {
- WriteOpers("WARNING! 'm' token in data stream without any parameters! Something fishy is going on!");
- return;
- }
-
- int index = 0;
-
- char* src = strtok(params," ");
- userrec* user = Find(src);
-
- if (user)
- {
- log(DEBUG,"Found user: %s",user->nick);
- char* parameter = strtok(NULL," ");
- while (parameter)
- {
- pars[index++] = parameter;
- parameter = strtok(NULL," ");
- }
-
- log(DEBUG,"Calling merge_mode2");
- merge_mode2(pars,index,user);
- }
}
-
-void handle_L(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+Command::~Command()
{
- char* nick = strtok(params," ");
- char* channel = strtok(NULL," :");
- char* reason = strtok(NULL,"\r\n");
- userrec* user = Find(nick);
- reason++;
- if (user)
- {
- if (strcmp(reason,""))
- {
- del_channel(user,channel,reason,true);
- }
- else
- {
- del_channel(user,channel,NULL,true);
- }
- }
+ ServerInstance->Parser.RemoveCommand(this);
}
-void handle_K(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+void Command::RegisterService()
{
- char* src = strtok(params," ");
- char* nick = strtok(NULL," :");
- char* reason = strtok(NULL,"\r\n");
- char kreason[MAXBUF];
- reason++;
-
- userrec* u = Find(nick);
- userrec* user = Find(src);
-
- if ((user) && (u))
- {
- WriteTo(user, u, "KILL %s :%s!%s!%s!%s (%s)", u->nick, source->name, ServerName, user->dhost,user->nick,reason);
- WriteOpers("*** Remote kill from %s by %s: %s!%s@%s (%s)",source->name,user->nick,u->nick,u->ident,u->host,reason);
- snprintf(kreason,MAXBUF,"[%s] Killed (%s (%s))",source->name,user->nick,reason);
- kill_link(u,kreason);
- }
+ if (!ServerInstance->Parser.AddCommand(this))
+ throw ModuleException("Command already exists: " + name);
}
-void handle_Q(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+void Command::TellNotEnoughParameters(LocalUser* user, const Params& parameters)
{
- char* nick = strtok(params," :");
- char* reason = strtok(NULL,"\r\n");
- reason++;
-
- userrec* user = Find(nick);
-
- if (user)
- {
- if (strlen(reason)>MAXQUIT)
- {
- reason[MAXQUIT-1] = '\0';
- }
-
-
- WriteCommonExcept(user,"QUIT :%s",reason);
-
- user_hash::iterator iter = clientlist.find(user->nick);
-
- if (iter != clientlist.end())
- {
- log(DEBUG,"deleting user hash value %d",iter->second);
- if ((iter->second) && (user->registered == 7)) {
- delete iter->second;
- }
- clientlist.erase(iter);
- }
-
- purge_empty_chans();
- }
+ user->WriteNumeric(ERR_NEEDMOREPARAMS, name, "Not enough parameters.");
+ if (ServerInstance->Config->SyntaxHints && user->registered == REG_ALL && syntax.length())
+ user->WriteNumeric(RPL_SYNTAX, name, syntax);
}
-void handle_n(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+void Command::TellNotRegistered(LocalUser* user, const Params& parameters)
{
- char* oldnick = strtok(params," ");
- char* newnick = strtok(NULL," ");
-
- userrec* user = Find(oldnick);
-
- if (user)
- {
- WriteCommon(user,"NICK %s",newnick);
- if (is_uline(tcp_host))
- {
- int MOD_RESULT = 0;
- FOREACH_RESULT(OnUserPreNick(user,newnick));
- if (MOD_RESULT) {
- // if a module returns true, the nick change couldnt be allowed
- kill_link(user,"Nickname collision");
- return;
- }
-
- // broadcast this because its a services thingy
- char buffer[MAXBUF];
- snprintf(buffer,MAXBUF,"n %s %s",user->nick,newnick);
- NetSendToAll(buffer);
- }
- user = ReHashNick(user->nick, newnick);
- if (!user) return;
- if (!user->nick) return;
- strncpy(user->nick, newnick,NICKMAX);
- log(DEBUG,"new nick set: %s",user->nick);
- }
+ user->WriteNumeric(ERR_NOTREGISTERED, name, "You have not registered.");
}
-// k <SOURCE> <DEST> <CHANNEL> :<REASON>
-void handle_k(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+SplitCommand::SplitCommand(Module* me, const std::string& cmd, unsigned int minpara, unsigned int maxpara)
+ : Command(me, cmd, minpara, maxpara)
{
- char* src = strtok(params," ");
- char* dest = strtok(NULL," ");
- char* channel = strtok(NULL," :");
- char* reason = strtok(NULL,"\r\n");
- reason++;
- userrec* s = Find(src);
- userrec* d = Find(dest);
- chanrec* c = FindChan(channel);
- if ((s) && (d) && (c))
- {
- kick_channel(s,d,c,reason);
- return;
- }
- d = Find(channel);
- c = FindChan(dest);
- if ((s) && (d) && (c))
- {
- kick_channel(s,d,c,reason);
- return;
- }
}
-void handle_AT(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+CmdResult SplitCommand::Handle(User* user, const Params& parameters)
{
- char* who = strtok(params," :");
- char* text = strtok(NULL,"\r\n");
- text++;
- userrec* s = Find(who);
- if (s)
+ switch (user->usertype)
{
- WriteWallOps(s,true,text);
- }
-}
+ case USERTYPE_LOCAL:
+ return HandleLocal(static_cast<LocalUser*>(user), parameters);
+ case USERTYPE_REMOTE:
+ return HandleRemote(static_cast<RemoteUser*>(user), parameters);
-void handle_N(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
-{
- char* tm = strtok(params," ");
- char* nick = strtok(NULL," ");
- char* host = strtok(NULL," ");
- char* dhost = strtok(NULL," ");
- char* ident = strtok(NULL," ");
- char* modes = strtok(NULL," ");
- char* server = strtok(NULL," :");
- char* gecos = strtok(NULL,"\r\n");
- gecos++;
- modes++;
- time_t TS = atoi(tm);
- user_hash::iterator iter = clientlist.find(nick);
- if (iter != clientlist.end())
- {
- // nick collision
- WriteOpers("Nickname collision: %s@%s != %s@%s",nick,server,iter->second->nick,iter->second->server);
- char str[MAXBUF];
- snprintf(str,MAXBUF,"Killed (Nick Collision (%s@%s < %s@%s))",nick,server,iter->second->nick,iter->second->server);
- WriteServ(iter->second->fd, "KILL %s :%s",iter->second->nick,str);
- kill_link(iter->second,str);
+ case USERTYPE_SERVER:
+ return HandleServer(static_cast<FakeUser*>(user), parameters);
}
- clientlist[nick] = new userrec();
- // remote users have an fd of -1. This is so that our Write abstraction
- // routines know to route any messages to this record away to whatever server
- // theyre on.
- clientlist[nick]->fd = -1;
- strncpy(clientlist[nick]->nick, nick,NICKMAX);
- strncpy(clientlist[nick]->host, host,160);
- strncpy(clientlist[nick]->dhost, dhost,160);
- strncpy(clientlist[nick]->server, server,256);
- strncpy(clientlist[nick]->ident, ident,10); // +1 char to compensate for tilde
- strncpy(clientlist[nick]->fullname, gecos,128);
- clientlist[nick]->signon = TS;
- clientlist[nick]->nping = 0; // this is ignored for a remote user anyway.
- clientlist[nick]->lastping = 1;
- clientlist[nick]->port = 0; // so is this...
- clientlist[nick]->registered = 7; // this however we need to set for them to receive messages and appear online
- clientlist[nick]->idle_lastmsg = time(NULL); // this is unrealiable and wont actually be used locally
- for (int i = 0; i < MAXCHANS; i++)
- {
- clientlist[nick]->chans[i].channel = NULL;
- clientlist[nick]->chans[i].uc_modes = 0;
- }
-}
-void handle_F(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
-{
- long tdiff = time(NULL) - atoi(params);
- if (tdiff)
- WriteOpers("TS split for %s -> %s: %d",source->name,reply->name,tdiff);
+ ServerInstance->Logs->Log("COMMAND", LOG_DEFAULT, "Unknown user type %d in command (uuid=%s)!",
+ user->usertype, user->uuid.c_str());
+ return CMD_INVALID;
}
-void handle_a(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+CmdResult SplitCommand::HandleLocal(LocalUser* user, const Params& parameters)
{
- char* nick = strtok(params," :");
- char* gecos = strtok(NULL,"\r\n");
-
- userrec* user = Find(nick);
-
- if (user)
- strncpy(user->fullname,gecos,MAXBUF);
+ return CMD_INVALID;
}
-void handle_b(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+CmdResult SplitCommand::HandleRemote(RemoteUser* user, const Params& parameters)
{
- char* nick = strtok(params," ");
- char* host = strtok(NULL," ");
-
- userrec* user = Find(nick);
-
- if (user)
- strncpy(user->dhost,host,160);
-}
-
-void handle_plus(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
-{
- // %s %s %d %d
- // + test3.chatspike.net 7010 -2016508415
- char* servername = strtok(params," ");
- char* ipaddr = strtok(NULL," ");
- char* ipport = strtok(NULL," ");
- char* cookie = strtok(NULL," ");
- log(DEBUG,"*** Connecting back to %s:%d",ipaddr,atoi(ipport));
-
-
- bool conn_already = false;
- for (int i = 0; i < 32; i++)
- {
- if (me[i] != NULL)
- {
- for (int j = 0; j < me[i]->connectors.size(); j++)
- {
- if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),servername))
- {
- if (me[i]->connectors[j].GetServerPort() == atoi(ipport))
- {
- log(DEBUG,"Already got a connection to %s:%d, ignoring +",ipaddr,atoi(ipport));
- conn_already = true;
- }
- }
- }
- }
- }
- if (!conn_already)
- me[defaultRoute]->MeshCookie(ipaddr,atoi(ipport),atoi(cookie),servername);
+ return CMD_INVALID;
}
-void handle_R(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
+CmdResult SplitCommand::HandleServer(FakeUser* user, const Params& parameters)
{
- char* server = strtok(params," ");
- char* data = strtok(NULL,"\r\n");
- log(DEBUG,"Forwarded packet '%s' to '%s'",data,server);
- NetSendToOne(server,data);
+ return CMD_INVALID;
}
-
-void handle_J(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
-{
- // IMPORTANT NOTE
- // The J token currently has no timestamp - this needs looking at
- // because it will allow splitriding.
- char* nick = strtok(params," ");
- char* channel = strtok(NULL," ");
- userrec* user = Find(nick);
- while (channel)
- {
- if ((user != NULL) && (strcmp(channel,"")))
- {
- char privilage = '\0';
- if (channel[0] != '#')
- {
- privilage = channel[0];
- channel++;
- }
- add_channel(user,channel,"",true);
-
- // now work out the privilages they should have on each channel
- // and send the appropriate servermodes.
- for (int i = 0; i != MAXCHANS; i++)
- {
- if (user->chans[i].channel)
- {
- if (!strcasecmp(user->chans[i].channel->name,channel))
- {
- if (privilage == '@')
- {
- user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_OP;
- WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +o %s",channel,user->nick);
- }
- if (privilage == '%')
- {
- user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_HOP;
- WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +h %s",channel,user->nick);
- }
- if (privilage == '+')
- {
- user->chans[i].uc_modes = user->chans[i].uc_modes | UCMODE_VOICE;
- WriteChannelLocal(user->chans[i].channel, NULL, "MODE %s +v %s",channel,user->nick);
- }
- }
- }
- }
-
- }
- channel = strtok(NULL," ");
- }
-}
-
-void handle_dollar(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
-{
- log(DEBUG,"Storing routing table...");
- char* sourceserver = strtok(params," ");
- char* server = strtok(NULL," ");
- for (int i = 0; i < 32; i++)
- {
- if (me[i] != NULL)
- {
- for (int j = 0; j < me[i]->connectors.size(); j++)
- {
- if (!strcasecmp(me[i]->connectors[j].GetServerName().c_str(),sourceserver))
- {
- me[i]->connectors[j].routes.clear();
- log(DEBUG,"Found entry for source server.");
- while (server)
- {
- // store each route
- me[i]->connectors[j].routes.push_back(server);
- log(DEBUG,"*** Stored route: %s -> %s -> %s",ServerName,sourceserver,server);
- server = strtok(NULL," ");
- }
- return;
- }
- }
- }
- }
- log(DEBUG,"Warning! routing table received from nonexistent server!");
-}
-
-void handle_amp(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host)
-{
- log(DEBUG,"Netsplit! %s split from mesh, removing!",params);
- bool go_again = true;
- while (go_again)
- {
- go_again = false;
- for (int i = 0; i < 32; i++)
- {
- if (me[i] != NULL)
- {
- for (vector<ircd_connector>::iterator j = me[i]->connectors.begin(); j != me[i]->connectors.end(); j++)
- {
- if (!strcasecmp(j->GetServerName().c_str(),params))
- {
- j->routes.clear();
- j->CloseConnection();
- me[i]->connectors.erase(j);
- go_again = true;
- break;
- }
- }
- }
- }
- }
- log(DEBUG,"Removed server. Will remove clients...");
- // iterate through the userlist and remove all users on this server.
- // because we're dealing with a mesh, we dont have to deal with anything
- // "down-route" from this server (nice huh)
- go_again = true;
- char reason[MAXBUF];
- snprintf(reason,MAXBUF,"%s %s",ServerName,params);
- while (go_again)
- {
- go_again = false;
- for (user_hash::const_iterator u = clientlist.begin(); u != clientlist.end(); u++)
- {
- if (!strcasecmp(u->second->server,params))
- {
- kill_link(u->second,reason);
- go_again = true;
- break;
- }
- }
- }
-}
-
-long authcookie;
-
-
-void process_restricted_commands(char token,char* params,serverrec* source,serverrec* reply, char* tcp_host,char* ipaddr,int port)
-{
- char buffer[MAXBUF];
-
- switch(token)
- {
- // Y <TS>
- // start netburst
- case 'Y':
- nb_start = time(NULL);
- WriteOpers("Server %s is starting netburst.",tcp_host);
- // now broadcast this new servers address out to all servers that are linked to us,
- // except the newcomer. They'll all attempt to connect back to it.
- authcookie = rand()*rand();
- snprintf(buffer,MAXBUF,"~ %d",authcookie);
- NetSendToAll(buffer);
- break;
- // ~
- // Store authcookie
- // once stored, this authcookie permits other servers to log in
- // without user or password, using it.
- case '~':
- auth_cookies.push_back(atoi(params));
- log(DEBUG,"*** Stored auth cookie, will permit servers with auth-cookie %d",atoi(params));
- break;
- // connect back to a server using an authcookie
- case '+':
- handle_plus(token,params,source,reply,tcp_host);
- break;
- // routing table
- case '$':
- handle_dollar(token,params,source,reply,tcp_host);
- break;
- // node unreachable - we cant route to a server, sooooo we slit it off.
- // servers can generate these for themselves for an squit.
- case '&':
- handle_amp(token,params,source,reply,tcp_host);
- break;
- // R <server> <data>
- // redirect token, send all of <data> along to the given
- // server as this server has been found to still have a route to it
- case 'R':
- handle_R(token,params,source,reply,tcp_host);
- break;
- // ?
- // ping
- case '?':
- reply->SendPacket("!",tcp_host);
- break;
- // ?
- // pong
- case '!':
- break;
- // *
- // no operation
- case '*':
- break;
- // N <TS> <NICK> <HOST> <DHOST> <IDENT> <MODES> <SERVER> :<GECOS>
- // introduce remote client
- case 'N':
- handle_N(token,params,source,reply,tcp_host);
- break;
- // a <NICK> :<GECOS>
- // change GECOS (SETNAME)
- case 'a':
- handle_a(token,params,source,reply,tcp_host);
- break;
- // b <NICK> :<HOST>
- // change displayed host (SETHOST)
- case 'b':
- handle_b(token,params,source,reply,tcp_host);
- break;
- // t <NICK> <CHANNEL> :<TOPIC>
- // change a channel topic
- case 't':
- handle_t(token,params,source,reply,tcp_host);
- break;
- // i <NICK> <CHANNEL>
- // invite a user to a channel
- case 'i':
- handle_i(token,params,source,reply,tcp_host);
- break;
- // k <SOURCE> <DEST> <CHANNEL> :<REASON>
- // kick a user from a channel
- case 'k':
- handle_k(token,params,source,reply,tcp_host);
- break;
- // n <NICK> <NEWNICK>
- // change nickname of client -- a server should only be able to
- // change the nicknames of clients that reside on it unless
- // they are ulined.
- case 'n':
- handle_n(token,params,source,reply,tcp_host);
- break;
- // J <NICK> <CHANLIST>
- // Join user to channel list, merge channel permissions
- case 'J':
- handle_J(token,params,source,reply,tcp_host);
- break;
- // T <TS> <CHANNEL> <TOPICSETTER> :<TOPIC>
- // change channel topic (netburst only)
- case 'T':
- handle_T(token,params,source,reply,tcp_host);
- break;
- // M <TARGET> <MODES> [MODE-PARAMETERS]
- // Server setting modes on an object
- case 'M':
- handle_M(token,params,source,reply,tcp_host);
- break;
- // m <SOURCE> <TARGET> <MODES> [MODE-PARAMETERS]
- // User setting modes on an object
- case 'm':
- handle_m(token,params,source,reply,tcp_host);
- break;
- // P <SOURCE> <TARGET> :<TEXT>
- // Send a private/channel message
- case 'P':
- handle_P(token,params,source,reply,tcp_host);
- break;
- // V <SOURCE> <TARGET> :<TEXT>
- // Send a private/channel notice
- case 'V':
- handle_V(token,params,source,reply,tcp_host);
- break;
- // L <SOURCE> <CHANNEL> :<REASON>
- // User parting a channel
- case 'L':
- handle_L(token,params,source,reply,tcp_host);
- break;
- // Q <SOURCE> :<REASON>
- // user quitting
- case 'Q':
- handle_Q(token,params,source,reply,tcp_host);
- break;
- // K <SOURCE> <DEST> :<REASON>
- // remote kill
- case 'K':
- handle_K(token,params,source,reply,tcp_host);
- break;
- // @ <SOURCE> :<TEXT>
- // wallops
- case '@':
- handle_AT(token,params,source,reply,tcp_host);
- break;
- // F <TS>
- // end netburst
- case 'F':
- WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,time(NULL)-nb_start);
- handle_F(token,params,source,reply,tcp_host);
- nb_start = 0;
- // tell all the other servers to use this authcookie to connect back again
- // got '+ test3.chatspike.net 7010 -2016508415' from test.chatspike.net
- snprintf(buffer,MAXBUF,"+ %s %s %d %d",tcp_host,ipaddr,port,authcookie);
- NetSendToAllExcept(tcp_host,buffer);
- break;
- // F <TS>
- // end netburst with no mesh creation
- case 'f':
- WriteOpers("Server %s has completed netburst. (%d secs)",tcp_host,time(NULL)-nb_start);
- handle_F(token,params,source,reply,tcp_host);
- nb_start = 0;
- // tell everyone else about the new server name so they just add it in the disconnected
- // state
- snprintf(buffer,MAXBUF,"u %s :%s",tcp_host,GetServerDescription(tcp_host).c_str());
- NetSendToAllExcept(tcp_host,buffer);
- break;
- // X <reserved>
- // Send netburst now
- case 'X':
- WriteOpers("Sending my netburst to %s",tcp_host);
- DoSync(source,tcp_host);
- WriteOpers("Send of netburst to %s completed",tcp_host);
- NetSendMyRoutingTable();
- break;
- // anything else
- default:
- WriteOpers("WARNING! Unknown datagram type '%c'",token);
- break;
- }
-}
-
-
-void handle_link_packet(char* udp_msg, char* tcp_host, serverrec *serv)
-{
- if ((!strncmp(udp_msg,"USER ",5)) || (!strncmp(udp_msg,"NICK ",5)))
- {
- // a user on a server port, just close their connection.
- RemoveServer(tcp_host);
- return;
- }
-
- char response[10240];
- char token = udp_msg[0];
- char* old = udp_msg;
-
- if (token == ':') // leading :servername or details - strip them off (services does this, sucky)
- {
- char* src = udp_msg+1;
- while (udp_msg[0] != ' ')
- udp_msg++;
- udp_msg[0] = 0;
- udp_msg++;
- char* comd = udp_msg;
- while (udp_msg[0] != ' ')
- udp_msg++;
- udp_msg[0] = 0;
- udp_msg++;
- char data[MAXBUF];
- char source[MAXBUF];
- char command[MAXBUF];
- strcpy(data,udp_msg);
- strcpy(source,src);
- strcpy(command,comd);
- udp_msg = old;
-
- // unused numeric:
- // :services-dev.chatspike.net 433 Craig Craig :Nickname is registered to someone else
- if (!strcmp(command,"433"))
- {
- token = '*';
- }
- if (!strcmp(command,"NOTICE"))
- {
- snprintf(udp_msg,MAXBUF,"V %s %s",source,data);
- log(DEBUG,"Rewrote NOTICE from services to: '%s'",udp_msg);
- token = udp_msg[0];
- }
- if (!strcmp(command,"QUIT"))
- {
- if ((!udp_msg) || (!strcmp(data,"")) || (strcmp(data,":")))
- {
- strcpy(data,":No reason");
- }
- if (!strcmp(data,":"))
- {
- strcpy(data,":No reason");
- }
- snprintf(udp_msg,MAXBUF,"Q %s %s",source,data);
- log(DEBUG,"Rewrote QUIT from services to: '%s'",udp_msg);
- token = udp_msg[0];
- }
- if (!strcmp(command,"SQUIT"))
- {
- snprintf(udp_msg,MAXBUF,"& %s",source);
- log(DEBUG,"Rewrote SQUIT from services to: '%s'",udp_msg);
- token = udp_msg[0];
- }
- if (!strcmp(command,"SVSMODE"))
- {
- snprintf(udp_msg,MAXBUF,"M %s",data);
- log(DEBUG,"Rewrote SVSMODE from services to: '%s'",udp_msg);
- token = udp_msg[0];
- }
- if (!strcmp(command,"SVS2MODE"))
- {
- snprintf(udp_msg,MAXBUF,"M %s",data);
- log(DEBUG,"Rewrote SVSMODE from services to: '%s'",udp_msg);
- token = udp_msg[0];
- }
- // todo: this wont work without u:lines
- // in give_ops etc allow nick on a u:lined serv to do just about anything
- if (!strcmp(command,"MODE"))
- {
- snprintf(udp_msg,MAXBUF,"m %s %s",source,data);
- log(DEBUG,"Rewrote MODE from services to: '%s'",udp_msg);
- token = udp_msg[0];
- }
- if (!strcmp(command,"KICK"))
- {
- snprintf(udp_msg,MAXBUF,"k %s %s",source,data);
- log(DEBUG,"Rewrote KICK from services to: '%s'",udp_msg);
- token = udp_msg[0];
- }
-
- }
-
-
- char* params = udp_msg + 2;
- char finalparam[1024];
- strcpy(finalparam," :xxxx");
- if (strstr(udp_msg," :")) {
- strncpy(finalparam,strstr(udp_msg," :"),1024);
- }
-
-
- if (token == '-') {
- char* cookie = strtok(params," ");
- char* servername = strtok(NULL," ");
- char* serverdesc = finalparam+2;
-
- WriteOpers("AuthCookie CONNECT from %s (%s)",servername,tcp_host);
-
- for (int u = 0; u < auth_cookies.size(); u++)
- {
- if (auth_cookies[u] == atoi(cookie))
- {
- WriteOpers("Allowed cookie from %s, is now part of the mesh",servername);
-
-
- for (int j = 0; j < 32; j++)
- {
- if (me[j] != NULL)
- {
- for (int k = 0; k < me[j]->connectors.size(); k++)
- {
- if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
- {
- me[j]->connectors[k].SetServerName(servername);
- me[j]->connectors[k].SetDescription(serverdesc);
- me[j]->connectors[k].SetState(STATE_CONNECTED);
- NetSendMyRoutingTable();
- return;
- }
- }
- }
- WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right now! Possible intrusion attempt!",tcp_host);
- return;
- }
-
-
- return;
- }
- }
- // bad cookie, bad bad! go sit in the corner!
- WriteOpers("Bad cookie from %s!",servername);
- return;
- }
- else
- if (token == 'S') {
- // S test.chatspike.net password portn :ChatSpike InspIRCd test server
- char* servername = strtok(params," ");
- char* password = strtok(NULL," ");
- char* myport = strtok(NULL," ");
- char* revision = strtok(NULL," ");
- char* serverdesc = finalparam+2;
-
- WriteOpers("CONNECT from %s (%s) (their port: %d)",servername,tcp_host,atoi(myport));
-
- ircd_connector* cn = serv->FindHost(servername);
-
- if (cn)
- {
- WriteOpers("CONNECT aborted: Server %s already exists from %s",servername,ServerName);
- char buffer[MAXBUF];
- sprintf(buffer,"E :Server %s already exists!",servername);
- serv->SendPacket(buffer,tcp_host);
- RemoveServer(tcp_host);
- return;
- }
-
- if (atoi(revision) != GetRevision())
- {
- WriteOpers("CONNECT aborted: Could not link to %s, is an incompatible version %s, our version is %d",servername,revision,GetRevision());
- char buffer[MAXBUF];
- sprintf(buffer,"E :Version number mismatch");
- serv->SendPacket(buffer,tcp_host);
- RemoveServer(tcp_host);
- RemoveServer(servername);
- return;
- }
-
- for (int j = 0; j < serv->connectors.size(); j++)
- {
- if (!strcasecmp(serv->connectors[j].GetServerName().c_str(),tcp_host))
- {
- serv->connectors[j].SetServerName(servername);
- serv->connectors[j].SetDescription(serverdesc);
- serv->connectors[j].SetServerPort(atoi(myport));
- }
- }
-
-
- char Link_ServerName[1024];
- char Link_IPAddr[1024];
- char Link_Port[1024];
- char Link_Pass[1024];
- char Link_SendPass[1024];
- int LinkPort = 0;
-
- // search for a corresponding <link> block in the config files
- for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
- {
- ConfValue("link","name",i,Link_ServerName,&config_f);
- ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
- ConfValue("link","port",i,Link_Port,&config_f);
- ConfValue("link","recvpass",i,Link_Pass,&config_f);
- ConfValue("link","sendpass",i,Link_SendPass,&config_f);
- log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
- LinkPort = atoi(Link_Port);
- if (!strcasecmp(Link_ServerName,servername))
- {
- // we have a matching link line -
- // send a 'diminutive' server message back...
- snprintf(response,10240,"s %s %s :%s",ServerName,Link_SendPass,ServerDesc);
- serv->SendPacket(response,servername);
-
- for (int t = 0; t < serv->connectors.size(); t++)
- {
- if (!strcasecmp(serv->connectors[t].GetServerName().c_str(),servername))
- {
- serv->connectors[t].SetState(STATE_CONNECTED);
- }
- }
-
- return;
- }
- }
- char buffer[MAXBUF];
- sprintf(buffer,"E :Access is denied (no matching link block)");
- serv->SendPacket(buffer,tcp_host);
- WriteOpers("CONNECT from %s denied, no matching link block",servername);
- RemoveServer(tcp_host);
- RemoveServer(servername);
- return;
- }
- else
- if (token == 's') {
- // S test.chatspike.net password :ChatSpike InspIRCd test server
- char* servername = strtok(params," ");
- char* password = strtok(NULL," ");
- char* serverdesc = finalparam+2;
-
- // TODO: we should do a check here to ensure that this server is one we recently initiated a
- // link with, and didnt hear an 's' or 'E' back from yet (these are the only two valid responses
- // to an 'S' command. If we didn't recently send an 'S' to this server, theyre trying to spoof
- // a connect, so put out an oper alert!
-
- // for now, just accept all, we'll fix that later.
- WriteOpers("%s accepted our link credentials ",servername);
-
- char Link_ServerName[1024];
- char Link_IPAddr[1024];
- char Link_Port[1024];
- char Link_Pass[1024];
- char Link_SendPass[1024];
- int LinkPort = 0;
-
- // search for a corresponding <link> block in the config files
- for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
- {
- ConfValue("link","name",i,Link_ServerName,&config_f);
- ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
- ConfValue("link","port",i,Link_Port,&config_f);
- ConfValue("link","recvpass",i,Link_Pass,&config_f);
- ConfValue("link","sendpass",i,Link_SendPass,&config_f);
- log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
- LinkPort = atoi(Link_Port);
- if (!strcasecmp(Link_ServerName,servername))
- {
- // matching link at this end too, we're all done!
- // at this point we must begin key exchange and insert this
- // server into our 'active' table.
- for (int j = 0; j < 32; j++)
- {
- if (me[j] != NULL)
- {
- for (int k = 0; k < me[j]->connectors.size(); k++)
- {
- if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
- {
- char buffer[MAXBUF];
- me[j]->connectors[k].SetDescription(serverdesc);
- sprintf(buffer,"X 0");
- serv->SendPacket(buffer,tcp_host);
- DoSync(me[j],tcp_host);
- NetSendMyRoutingTable();
- return;
- }
- }
- }
- WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
- return;
- }
- }
- else {
- log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
- }
- }
- char buffer[MAXBUF];
- sprintf(buffer,"E :Access is denied (no matching link block)");
- serv->SendPacket(buffer,tcp_host);
- WriteOpers("CONNECT from %s denied, no matching link block",servername);
- RemoveServer(tcp_host);
- RemoveServer(servername);
- return;
- }
- else
- if (token == 'U') {
- // U services.chatspike.net password :ChatSpike Services
- //
- // non-meshed link, used by services. Everything coming from a non-meshed link is auto broadcasted.
- char* servername = strtok(params," ");
- char* password = strtok(NULL," ");
- char* serverdesc = finalparam+2;
-
- char Link_ServerName[1024];
- char Link_IPAddr[1024];
- char Link_Port[1024];
- char Link_Pass[1024];
- char Link_SendPass[1024];
- int LinkPort = 0;
-
- // search for a corresponding <link> block in the config files
- for (int i = 0; i < ConfValueEnum("link",&config_f); i++)
- {
- ConfValue("link","name",i,Link_ServerName,&config_f);
- ConfValue("link","ipaddr",i,Link_IPAddr,&config_f);
- ConfValue("link","port",i,Link_Port,&config_f);
- ConfValue("link","recvpass",i,Link_Pass,&config_f);
- ConfValue("link","sendpass",i,Link_SendPass,&config_f);
- log(DEBUG,"(%d) Comparing against name='%s', ipaddr='%s', port='%s', recvpass='%s'",i,Link_ServerName,Link_IPAddr,Link_Port,Link_Pass);
- LinkPort = atoi(Link_Port);
- if (!strcasecmp(Link_ServerName,servername))
- {
- // matching link at this end too, we're all done!
- // at this point we must begin key exchange and insert this
- // server into our 'active' table.
- for (int j = 0; j < 32; j++)
- {
- if (me[j] != NULL)
- {
- for (int k = 0; k < me[j]->connectors.size(); k++)
- {
- if (!strcasecmp(me[j]->connectors[k].GetServerName().c_str(),tcp_host))
- {
- char buffer[MAXBUF];
- me[j]->connectors[k].SetDescription(serverdesc);
- me[j]->connectors[k].SetServerName(servername);
- me[j]->connectors[k].SetState(STATE_SERVICES);
- sprintf(buffer,"X 0");
- serv->SendPacket(buffer,servername);
- DoSync(me[j],servername);
- NetSendMyRoutingTable();
- return;
- }
- }
- }
- WriteOpers("\2WARNING!\2 %s sent us an authentication packet but we are not authenticating with this server right noe! Possible intrusion attempt!",tcp_host);
- return;
- }
- }
- else {
- log(DEBUG,"Server names '%s' and '%s' don't match",Link_ServerName,servername);
- }
- }
- char buffer[MAXBUF];
- sprintf(buffer,"E :Access is denied (no matching link block)");
- serv->SendPacket(buffer,tcp_host);
- WriteOpers("CONNECT from %s denied, no matching link block",servername);
- RemoveServer(tcp_host);
- RemoveServer(servername);
- return;
- }
- else
- if (token == 'E') {
- char* error_message = finalparam+2;
- WriteOpers("ERROR from %s: %s",tcp_host,error_message);
- return;
- }
- else {
-
- serverrec* source_server = NULL;
-
- for (int j = 0; j < 32; j++)
- {
- if (me[j] != NULL)
- {
- for (int x = 0; x < me[j]->connectors.size(); x++)
- {
- log(DEBUG,"Servers are: '%s' '%s'",tcp_host,me[j]->connectors[x].GetServerName().c_str());
- if (!strcasecmp(me[j]->connectors[x].GetServerName().c_str(),tcp_host))
- {
- if ((me[j]->connectors[x].GetState() == STATE_CONNECTED) || (me[j]->connectors[x].GetState() == STATE_SERVICES))
- {
- // found a valid ircd_connector.
- process_restricted_commands(token,params,me[j],serv,tcp_host,me[j]->connectors[x].GetServerIP(),me[j]->connectors[x].GetServerPort());
- return;
- }
- }
- }
- }
- }
-
- log(DEBUG,"Unrecognised token or unauthenticated host in datagram from %s: %c",tcp_host,token);
- }
-}
-