* ngIRCd -- The Next Generation IRC Daemon
* Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
*
- * Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
- * der GNU General Public License (GPL), wie von der Free Software Foundation
- * herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
- * der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
- * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
- * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
- *
- * $Id: irc-server.c,v 1.1 2002/03/03 17:15:11 alex Exp $
- *
- * irc-server.c: IRC-Befehle fuer Server-Links
- *
- * $Log: irc-server.c,v $
- * Revision 1.1 2002/03/03 17:15:11 alex
- * - Source in weitere Module fuer IRC-Befehle aufgesplitted.
+ * This program 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; either version 2 of the License, or
+ * (at your option) any later version.
+ * Please read the file COPYING, README and AUTHORS for more information.
*
+ * IRC commands for server links
*/
-#include <portab.h>
-#include "global.h"
+#include "portab.h"
+
+static char UNUSED id[] = "$Id: irc-server.c,v 1.32 2003/04/20 23:09:26 alex Exp $";
-#include <imp.h>
+#include "imp.h"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include "resolve.h"
+#include "conn.h"
+#include "conn-zip.h"
#include "conf.h"
+#include "client.h"
+#include "channel.h"
#include "irc-write.h"
#include "log.h"
#include "messages.h"
+#include "parse.h"
+#include "ngircd.h"
-#include <exp.h>
+#include "exp.h"
#include "irc-server.h"
-GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_SERVER( CLIENT *Client, REQUEST *Req )
{
- CHAR str[LINE_LEN], *ptr;
+ CHAR str[LINE_LEN], *ptr, *modes, *topic;
CLIENT *from, *c, *cl;
CL2CHAN *cl2chan;
INT max_hops, i;
CHANNEL *chan;
BOOLEAN ok;
+ CONN_ID con;
assert( Client != NULL );
assert( Req != NULL );
if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
/* Ist dieser Server bei uns konfiguriert? */
- for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
- if( i >= Conf_Server_Count )
+ for( i = 0; i < MAX_SERVERS; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
+ if( i >= MAX_SERVERS )
{
/* Server ist nicht konfiguriert! */
Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
return DISCONNECTED;
}
- if( strcmp( Client_Password( Client ), Conf_Server[i].pwd ) != 0 )
+ if( strcmp( Client_Password( Client ), Conf_Server[i].pwd_in ) != 0 )
{
/* Falsches Passwort */
- Log( LOG_ERR, "Connection %d: Bad password for server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
+ Log( LOG_ERR, "Connection %d: Got bad password from server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
return DISCONNECTED;
}
Client_SetID( Client, Req->argv[0] );
Client_SetHops( Client, 1 );
Client_SetInfo( Client, Req->argv[Req->argc - 1] );
-
- /* Meldet sich der Server bei uns an? */
- if( Req->argc == 2 )
+
+ /* Meldet sich der Server bei uns an (d.h., bauen nicht wir
+ * selber die Verbindung zu einem anderen Server auf)? */
+ con = Client_Conn( Client );
+ if( Client_Token( Client ) != TOKEN_OUTBOUND )
{
- /* Unseren SERVER- und PASS-Befehl senden */
+ /* Eingehende Verbindung: Unseren SERVER- und PASS-Befehl senden */
ok = TRUE;
- if( ! IRC_WriteStrClient( Client, "PASS %s "PASSSERVERADD, Conf_Server[i].pwd )) ok = FALSE;
+ if( ! IRC_WriteStrClient( Client, "PASS %s %s", Conf_Server[i].pwd_out, NGIRCd_ProtoID )) ok = FALSE;
else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
if( ! ok )
{
- Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
+ Conn_Close( con, "Unexpected server behavior!", NULL, FALSE );
return DISCONNECTED;
}
Client_SetIntroducer( Client, Client );
Client_SetToken( Client, 1 );
}
- else Client_SetToken( Client, atoi( Req->argv[1] ));
+ else
+ {
+ /* Ausgehende verbindung, SERVER und PASS wurden von uns bereits
+ * an die Gegenseite uerbermittelt */
+ Client_SetToken( Client, atoi( Req->argv[1] ));
+ }
- Log( LOG_NOTICE, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
+ Log( LOG_NOTICE|LOG_snotice, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), con );
Client_SetType( Client, CLIENT_SERVER );
+ Conf_SetServer( i, con );
+
+#ifdef USE_ZLIB
+ /* Kompression initialisieren, wenn erforderlich */
+ if( strchr( Client_Flags( Client ), 'Z' ))
+ {
+ if( ! Zip_InitConn( con ))
+ {
+ /* Fehler! */
+ Conn_Close( con, "Can't inizialize compression (zlib)!", NULL, FALSE );
+ return DISCONNECTED;
+ }
+ }
+#endif
/* maximalen Hop Count ermitteln */
max_hops = 0;
chan = Channel_First( );
while( chan )
{
- sprintf( str, "NJOIN %s :", Channel_Name( chan ));
+#ifdef IRCPLUS
+ /* Send CHANINFO if the peer supports it */
+ if( strchr( Client_Flags( Client ), 'C' ))
+ {
+ modes = Channel_Modes( chan );
+ topic = Channel_Topic( chan );
+
+ if( *modes || *topic )
+ {
+ /* send CHANINFO */
+ if(( ! strchr( Channel_Modes( chan ), 'k' )) && ( ! strchr( Channel_Modes( chan ), 'l' )) && ( ! *topic ))
+ {
+ /* "CHANINFO <chan> +<modes>" */
+ if( ! IRC_WriteStrClient( Client, "CHANINFO %s +%s", Channel_Name( chan ), modes )) return DISCONNECTED;
+ }
+ else if(( ! strchr( Channel_Modes( chan ), 'k' )) && ( ! strchr( Channel_Modes( chan ), 'l' )))
+ {
+ /* "CHANINFO <chan> +<modes> :<topic>" */
+ if( ! IRC_WriteStrClient( Client, "CHANINFO %s +%s :%s", Channel_Name( chan ), modes, topic )) return DISCONNECTED;
+ }
+ else
+ {
+ /* "CHANINFO <chan> +<modes> <key> <limit> :<topic>" */
+ if( ! IRC_WriteStrClient( Client, "CHANINFO %s +%s %s %ld :%s", Channel_Name( chan ), modes, strchr( Channel_Modes( chan ), 'k' ) ? Channel_Key( chan ) : "*", strchr( Channel_Modes( chan ), 'l' ) ? Channel_MaxUsers( chan ) : 0L, topic )) return DISCONNECTED;
+ }
+ }
+ }
+#endif
/* alle Member suchen */
cl2chan = Channel_FirstMember( chan );
+ snprintf( str, sizeof( str ), "NJOIN %s :", Channel_Name( chan ));
while( cl2chan )
{
cl = Channel_GetClient( cl2chan );
assert( cl != NULL );
/* Nick, ggf. mit Modes, anhaengen */
- if( str[strlen( str ) - 1] != ':' ) strcat( str, "," );
- if( strchr( Channel_UserModes( chan, cl ), 'v' )) strcat( str, "+" );
- if( strchr( Channel_UserModes( chan, cl ), 'o' )) strcat( str, "@" );
- strcat( str, Client_ID( cl ));
+ if( str[strlen( str ) - 1] != ':' ) strlcat( str, ",", sizeof( str ));
+ if( strchr( Channel_UserModes( chan, cl ), 'v' )) strlcat( str, "+", sizeof( str ));
+ if( strchr( Channel_UserModes( chan, cl ), 'o' )) strlcat( str, "@", sizeof( str ));
+ strlcat( str, Client_ID( cl ), sizeof( str ));
- if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
+ if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 8 ))
{
/* Zeile senden */
- if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
- sprintf( str, "NJOIN %s :", Channel_Name( chan ));
+ if( ! IRC_WriteStrClient( Client, "%s", str )) return DISCONNECTED;
+ snprintf( str, sizeof( str ), "NJOIN %s :", Channel_Name( chan ));
}
cl2chan = Channel_NextMember( chan, cl2chan );
if( str[strlen( str ) - 1] != ':')
{
/* Ja; Also senden ... */
- if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
+ if( ! IRC_WriteStrClient( Client, "%s", str )) return DISCONNECTED;
}
/* naechsten Channel suchen */
ptr = strchr( Req->argv[3] + 2, '[' );
if( ! ptr ) ptr = Req->argv[3];
- from = Client_GetFromID( Req->prefix );
+ from = Client_Search( Req->prefix );
if( ! from )
{
/* Hm, Server, der diesen einfuehrt, ist nicht bekannt!? */
}
/* Log-Meldung zusammenbauen und ausgeben */
- if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Client_ID( from ));
+ if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) snprintf( str, sizeof( str ), "connected to %s, ", Client_ID( from ));
else strcpy( str, "" );
- Log( LOG_NOTICE, "Server \"%s\" registered (via %s, %s%d hop%s).", Client_ID( c ), Client_ID( Client ), str, Client_Hops( c ), Client_Hops( c ) > 1 ? "s": "" );
+ Log( LOG_NOTICE|LOG_snotice, "Server \"%s\" registered (via %s, %s%d hop%s).", Client_ID( c ), Client_ID( Client ), str, Client_Hops( c ), Client_Hops( c ) > 1 ? "s": "" );
/* Andere Server informieren */
IRC_WriteStrServersPrefix( Client, from, "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ));
} /* IRC_SERVER */
-GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_NJOIN( CLIENT *Client, REQUEST *Req )
{
- CHAR *channame, *ptr, modes[8];
+ CHAR nick_in[COMMAND_LEN], nick_out[COMMAND_LEN], *channame, *ptr, modes[8];
BOOLEAN is_op, is_voiced;
CHANNEL *chan;
CLIENT *c;
assert( Client != NULL );
assert( Req != NULL );
- if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
-
/* Falsche Anzahl Parameter? */
if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+ strlcpy( nick_in, Req->argv[1], sizeof( nick_in ));
+ strcpy( nick_out, "" );
+
channame = Req->argv[0];
- ptr = strtok( Req->argv[1], "," );
+ ptr = strtok( nick_in, "," );
while( ptr )
{
is_op = is_voiced = FALSE;
ptr++;
}
- c = Client_GetFromID( ptr );
+ c = Client_Search( ptr );
if( c )
{
Channel_Join( c, channame );
IRC_WriteStrChannelPrefix( Client, chan, c, FALSE, "JOIN :%s", channame );
/* Channel-User-Modes setzen */
- strcpy( modes, Channel_UserModes( chan, c ));
+ strlcpy( modes, Channel_UserModes( chan, c ), sizeof( modes ));
if( modes[0] )
{
/* Modes im Channel bekannt machen */
IRC_WriteStrChannelPrefix( Client, chan, Client, FALSE, "MODE %s +%s %s", channame, modes, Client_ID( c ));
}
+
+ if( nick_out[0] != '\0' ) strlcat( nick_out, ",", sizeof( nick_out ));
+ strlcat( nick_out, ptr, sizeof( nick_out ));
}
else Log( LOG_ERR, "Got NJOIN for unknown nick \"%s\" for channel \"%s\"!", ptr, channame );
}
/* an andere Server weiterleiten */
- IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], Req->argv[1] );
+ if( nick_out[0] != '\0' ) IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], nick_out );
return CONNECTED;
} /* IRC_NJOIN */
-GLOBAL BOOLEAN IRC_SQUIT( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_SQUIT( CLIENT *Client, REQUEST *Req )
{
CLIENT *target;
CHAR msg[LINE_LEN + 64];
assert( Client != NULL );
assert( Req != NULL );
- /* SQUIT ist nur fuer Server erlaubt */
- if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
/* Falsche Anzahl Parameter? */
if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
Log( LOG_DEBUG, "Got SQUIT from %s for \"%s\": \"%s\" ...", Client_ID( Client ), Req->argv[0], Req->argv[1] );
- /* SQUIT an alle Server weiterleiten */
- IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
-
- target = Client_GetFromID( Req->argv[0] );
+ target = Client_Search( Req->argv[0] );
if( ! target )
{
- Log( LOG_ERR, "Got SQUIT from %s for unknown server \"%s\"!?", Client_ID( Client ), Req->argv[0] );
+ /* Den Server kennen wir nicht (mehr), also nichts zu tun. */
+ Log( LOG_WARNING, "Got SQUIT from %s for unknown server \"%s\"!?", Client_ID( Client ), Req->argv[0] );
return CONNECTED;
}
if( Req->argv[1][0] )
{
if( strlen( Req->argv[1] ) > LINE_LEN ) Req->argv[1][LINE_LEN] = '\0';
- sprintf( msg, "%s (SQUIT from %s).", Req->argv[1], Client_ID( Client ));
+ snprintf( msg, sizeof( msg ), "%s (SQUIT from %s).", Req->argv[1], Client_ID( Client ));
}
- else sprintf( msg, "Got SQUIT from %s.", Client_ID( Client ));
+ else snprintf( msg, sizeof( msg ), "Got SQUIT from %s.", Client_ID( Client ));
if( Client_Conn( target ) > NONE )
{
else
{
/* Verbindung hielt anderer Server */
- Client_Destroy( target, msg, Req->argv[1] );
+ Client_Destroy( target, msg, Req->argv[1], FALSE );
return CONNECTED;
}
} /* IRC_SQUIT */