/*
* ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001 by Alexander Barton (alex@barton.de)
+ * Copyright (c)2001,2002 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.
+ * 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.
*
- * $Id: conf.c,v 1.7 2002/01/01 18:25:44 alex Exp $
- *
- * conf.h: Konfiguration des ngircd
- *
- * $Log: conf.c,v $
- * Revision 1.7 2002/01/01 18:25:44 alex
- * - #include's fuer stdlib.h ergaenzt.
- *
- * Revision 1.6 2001/12/31 02:18:51 alex
- * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
- * - neuen Header "defines.h" mit (fast) allen Konstanten.
- * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
- *
- * Revision 1.5 2001/12/30 19:26:11 alex
- * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
- *
- * Revision 1.4 2001/12/26 22:48:53 alex
- * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
- *
- * Revision 1.3 2001/12/26 14:45:37 alex
- * - "Code Cleanups".
- *
- * Revision 1.2 2001/12/26 03:19:57 alex
- * - erste Konfigurations-Variablen definiert: PING/PONG-Timeout.
- *
- * Revision 1.1 2001/12/12 17:18:20 alex
- * - Modul fuer Server-Konfiguration begonnen.
+ * Configuration management (reading, parsing & validation)
*/
-#include <portab.h>
-#include "global.h"
+#include "portab.h"
+
+static char UNUSED id[] = "$Id: conf.c,v 1.63 2004/01/17 03:17:00 alex Exp $";
-#include <imp.h>
+#include "imp.h"
#include <assert.h>
#include <errno.h>
+#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <strings.h>
+#include <unistd.h>
+#include <pwd.h>
+#include <grp.h>
+#include <sys/types.h>
+#include <unistd.h>
+#ifdef HAVE_CTYPE_H
+# include <ctype.h>
+#endif
+
+#include "ngircd.h"
+#include "conn.h"
#include "client.h"
+#include "defines.h"
#include "log.h"
+#include "resolve.h"
#include "tool.h"
-#include <exp.h>
+#include "exp.h"
#include "conf.h"
-LOCAL VOID Read_Config( VOID );
-LOCAL VOID Validate_Config( VOID );
+LOCAL BOOLEAN Use_Log = TRUE;
+LOCAL CONF_SERVER New_Server;
+LOCAL INT New_Server_Idx;
+
+
+LOCAL VOID Set_Defaults PARAMS(( BOOLEAN InitServers ));
+LOCAL VOID Read_Config PARAMS(( VOID ));
+LOCAL VOID Validate_Config PARAMS(( BOOLEAN TestOnly ));
+
+LOCAL VOID Handle_GLOBAL PARAMS(( INT Line, CHAR *Var, CHAR *Arg ));
+LOCAL VOID Handle_OPERATOR PARAMS(( INT Line, CHAR *Var, CHAR *Arg ));
+LOCAL VOID Handle_SERVER PARAMS(( INT Line, CHAR *Var, CHAR *Arg ));
+LOCAL VOID Handle_CHANNEL PARAMS(( INT Line, CHAR *Var, CHAR *Arg ));
+
+LOCAL VOID Config_Error PARAMS(( CONST INT Level, CONST CHAR *Format, ... ));
+
+LOCAL VOID Init_Server_Struct PARAMS(( CONF_SERVER *Server ));
+
+
+GLOBAL VOID
+Conf_Init( VOID )
+{
+ Set_Defaults( TRUE );
+ Read_Config( );
+ Validate_Config( FALSE );
+} /* Config_Init */
+
+
+GLOBAL VOID
+Conf_Rehash( VOID )
+{
+ Set_Defaults( FALSE );
+ Read_Config( );
+ Validate_Config( FALSE );
+} /* Config_Rehash */
+
+
+GLOBAL INT
+Conf_Test( VOID )
+{
+ /* Read configuration, validate and output it. */
+
+ struct passwd *pwd;
+ struct group *grp;
+ INT i;
+
+ Use_Log = FALSE;
+ Set_Defaults( TRUE );
+
+ Read_Config( );
+ Validate_Config( TRUE );
+
+ /* If stdin is a valid tty wait for a key: */
+ if( isatty( fileno( stdout )))
+ {
+ puts( "OK, press enter to see a dump of your service configuration ..." );
+ getchar( );
+ }
+ else puts( "Ok, dump of your server configuration follows:\n" );
+
+ puts( "[GLOBAL]" );
+ printf( " ServerName = %s\n", Conf_ServerName );
+ printf( " ServerInfo = %s\n", Conf_ServerInfo );
+ printf( " Password = %s\n", Conf_ServerPwd );
+ printf( " AdminInfo1 = %s\n", Conf_ServerAdmin1 );
+ printf( " AdminInfo2 = %s\n", Conf_ServerAdmin2 );
+ printf( " AdminEMail = %s\n", Conf_ServerAdminMail );
+ printf( " MotdFile = %s\n", Conf_MotdFile );
+ printf( " Ports = " );
+ for( i = 0; i < Conf_ListenPorts_Count; i++ )
+ {
+ if( i != 0 ) printf( ", " );
+ printf( "%u", Conf_ListenPorts[i] );
+ }
+ puts( "" );
+ printf( " Listen = %s\n", Conf_ListenAddress );
+ pwd = getpwuid( Conf_UID );
+ if( pwd ) printf( " ServerUID = %s\n", pwd->pw_name );
+ else printf( " ServerUID = %ld\n", (LONG)Conf_UID );
+ grp = getgrgid( Conf_GID );
+ if( grp ) printf( " ServerGID = %s\n", grp->gr_name );
+ else printf( " ServerGID = %ld\n", (LONG)Conf_GID );
+ printf( " PingTimeout = %d\n", Conf_PingTimeout );
+ printf( " PongTimeout = %d\n", Conf_PongTimeout );
+ printf( " ConnectRetry = %d\n", Conf_ConnectRetry );
+ printf( " OperCanUseMode = %s\n", Conf_OperCanMode == TRUE ? "yes" : "no" );
+ if( Conf_MaxConnections > 0 ) printf( " MaxConnections = %ld\n", Conf_MaxConnections );
+ else printf( " MaxConnections = -1\n" );
+ if( Conf_MaxConnectionsIP > 0 ) printf( " MaxConnectionsIP = %d\n", Conf_MaxConnectionsIP );
+ else printf( " MaxConnectionsIP = -1\n" );
+ if( Conf_MaxJoins > 0 ) printf( " MaxJoins = %d\n", Conf_MaxJoins );
+ else printf( " MaxJoins = -1\n" );
+ puts( "" );
+
+ for( i = 0; i < Conf_Oper_Count; i++ )
+ {
+ if( ! Conf_Oper[i].name[0] ) continue;
+
+ /* Valid "Operator" section */
+ puts( "[OPERATOR]" );
+ printf( " Name = %s\n", Conf_Oper[i].name );
+ printf( " Password = %s\n", Conf_Oper[i].pwd );
+ puts( "" );
+ }
+
+ for( i = 0; i < MAX_SERVERS; i++ )
+ {
+ if( ! Conf_Server[i].name[0] ) continue;
+
+ /* Valid "Server" section */
+ puts( "[SERVER]" );
+ printf( " Name = %s\n", Conf_Server[i].name );
+ printf( " Host = %s\n", Conf_Server[i].host );
+ printf( " Port = %d\n", Conf_Server[i].port );
+ printf( " MyPassword = %s\n", Conf_Server[i].pwd_in );
+ printf( " PeerPassword = %s\n", Conf_Server[i].pwd_out );
+ printf( " Group = %d\n", Conf_Server[i].group );
+ puts( "" );
+ }
+
+ for( i = 0; i < Conf_Channel_Count; i++ )
+ {
+ if( ! Conf_Channel[i].name[0] ) continue;
+
+ /* Valid "Channel" section */
+ puts( "[CHANNEL]" );
+ printf( " Name = %s\n", Conf_Channel[i].name );
+ printf( " Modes = %s\n", Conf_Channel[i].modes );
+ printf( " Topic = %s\n", Conf_Channel[i].topic );
+ puts( "" );
+ }
+
+ return 0;
+} /* Conf_Test */
+
+
+GLOBAL VOID
+Conf_UnsetServer( CONN_ID Idx )
+{
+ /* Set next time for next connection attempt, if this is a server
+ * link that is (still) configured here. If the server is set as
+ * "once", delete it from our configuration.
+ * Non-Server-Connections will be silently ignored. */
+
+ INT i;
+
+ /* Check all our configured servers */
+ for( i = 0; i < MAX_SERVERS; i++ )
+ {
+ if( Conf_Server[i].conn_id != Idx ) continue;
+
+ /* Gotcha! Mark server configuration as "unused": */
+ Conf_Server[i].conn_id = NONE;
+
+ if( Conf_Server[i].flags & CONF_SFLAG_ONCE )
+ {
+ /* Delete configuration here */
+ Init_Server_Struct( &Conf_Server[i] );
+ }
+ else
+ {
+ /* Set time for next connect attempt */
+ if( Conf_Server[i].lasttry < time( NULL ) - Conf_ConnectRetry )
+ {
+ /* Okay, the connection was established "long enough": */
+ Conf_Server[i].lasttry = time( NULL ) - Conf_ConnectRetry + RECONNECT_DELAY;
+ }
+ }
+ }
+} /* Conf_UnsetServer */
+
+
+GLOBAL VOID
+Conf_SetServer( INT ConfServer, CONN_ID Idx )
+{
+ /* Set connection for specified configured server */
+
+ assert( ConfServer > NONE );
+ assert( Idx > NONE );
+
+ Conf_Server[ConfServer].conn_id = Idx;
+} /* Conf_SetServer */
+
+
+GLOBAL INT
+Conf_GetServer( CONN_ID Idx )
+{
+ /* Get index of server in configuration structure */
+
+ INT i = 0;
+
+ assert( Idx > NONE );
+
+ for( i = 0; i < MAX_SERVERS; i++ )
+ {
+ if( Conf_Server[i].conn_id == Idx ) return i;
+ }
+ return NONE;
+} /* Conf_GetServer */
-GLOBAL VOID Conf_Init( VOID )
+GLOBAL BOOLEAN
+Conf_EnableServer( CHAR *Name, INT Port )
{
- /* Konfigurationsvariablen initialisieren: zunaechst Default-
- * Werte setzen, dann Konfigurationsdtaei einlesen. */
+ /* Enable specified server and adjust port */
- strcpy( Conf_File, "/usr/local/etc/ngircd.conf" );
+ INT i;
+
+ assert( Name != NULL );
+
+ for( i = 0; i < MAX_SERVERS; i++ )
+ {
+ if( strcasecmp( Conf_Server[i].name, Name ) == 0 )
+ {
+ /* Gotcha! Set port and enable server: */
+ Conf_Server[i].port = Port;
+ Conf_Server[i].flags &= ~CONF_SFLAG_DISABLED;
+ return TRUE;
+ }
+ }
+ return FALSE;
+} /* Conf_EnableServer */
+
+
+GLOBAL BOOLEAN
+Conf_DisableServer( CHAR *Name )
+{
+ /* Enable specified server and adjust port */
+
+ INT i;
+
+ assert( Name != NULL );
+
+ for( i = 0; i < MAX_SERVERS; i++ )
+ {
+ if( strcasecmp( Conf_Server[i].name, Name ) == 0 )
+ {
+ /* Gotcha! Disable and disconnect server: */
+ Conf_Server[i].flags |= CONF_SFLAG_DISABLED;
+ if( Conf_Server[i].conn_id > NONE ) Conn_Close( Conf_Server[i].conn_id, NULL, "Server link terminated on operator request", TRUE );
+ return TRUE;
+ }
+ }
+ return FALSE;
+} /* Conf_DisableServer */
+
+
+GLOBAL BOOLEAN
+Conf_AddServer( CHAR *Name, INT Port, CHAR *Host, CHAR *MyPwd, CHAR *PeerPwd )
+{
+ /* Add new server to configuration */
+
+ INT i;
+
+ assert( Name != NULL );
+ assert( Host != NULL );
+ assert( MyPwd != NULL );
+ assert( PeerPwd != NULL );
+
+ /* Search unused item in server configuration structure */
+ for( i = 0; i < MAX_SERVERS; i++ )
+ {
+ /* Is this item used? */
+ if( ! Conf_Server[i].name[0] ) break;
+ }
+ if( i >= MAX_SERVERS ) return FALSE;
+
+ Init_Server_Struct( &Conf_Server[i] );
+ strlcpy( Conf_Server[i].name, Name, sizeof( Conf_Server[i].name ));
+ strlcpy( Conf_Server[i].host, Host, sizeof( Conf_Server[i].host ));
+ strlcpy( Conf_Server[i].pwd_out, MyPwd, sizeof( Conf_Server[i].pwd_out ));
+ strlcpy( Conf_Server[i].pwd_in, PeerPwd, sizeof( Conf_Server[i].pwd_in ));
+ Conf_Server[i].port = Port;
+ Conf_Server[i].flags = CONF_SFLAG_ONCE;
+
+ return TRUE;
+} /* Conf_AddServer */
+
+
+LOCAL VOID
+Set_Defaults( BOOLEAN InitServers )
+{
+ /* Initialize configuration variables with default values. */
+
+ INT i;
strcpy( Conf_ServerName, "" );
- strcpy( Conf_ServerInfo, PACKAGE" "VERSION );
+ sprintf( Conf_ServerInfo, "%s %s", PACKAGE_NAME, PACKAGE_VERSION );
+ strcpy( Conf_ServerPwd, "" );
- strcpy( Conf_Oper, "" );
- strcpy( Conf_OperPwd, "" );
+ strcpy( Conf_ServerAdmin1, "" );
+ strcpy( Conf_ServerAdmin2, "" );
+ strcpy( Conf_ServerAdminMail, "" );
- strcpy( Conf_MotdFile, "/usr/local/etc/ngircd.motd" );
+ strlcpy( Conf_MotdFile, SYSCONFDIR, sizeof( Conf_MotdFile ));
+ strlcat( Conf_MotdFile, MOTD_FILE, sizeof( Conf_MotdFile ));
Conf_ListenPorts_Count = 0;
+ strcpy( Conf_ListenAddress, "" );
+
+ Conf_UID = Conf_GID = 0;
Conf_PingTimeout = 120;
- Conf_PongTimeout = 10;
+ Conf_PongTimeout = 20;
- /* Konfigurationsdatei einlesen und validieren */
- Read_Config( );
- Validate_Config( );
-} /* Config_Init */
+ Conf_ConnectRetry = 60;
+ Conf_Oper_Count = 0;
+ Conf_Channel_Count = 0;
-GLOBAL VOID Conf_Exit( VOID )
-{
- /* ... */
-} /* Config_Exit */
+ Conf_OperCanMode = FALSE;
+
+ Conf_MaxConnections = -1;
+ Conf_MaxConnectionsIP = 5;
+ Conf_MaxJoins = 10;
+ /* Initialize server configuration structures */
+ if( InitServers ) for( i = 0; i < MAX_SERVERS; Init_Server_Struct( &Conf_Server[i++] ));
+} /* Set_Defaults */
-LOCAL VOID Read_Config( VOID )
+
+LOCAL VOID
+Read_Config( VOID )
{
- /* Konfigurationsdatei einlesen. */
+ /* Read configuration file. */
- CHAR str[LINE_LEN], *var, *arg, *ptr;
- BOOLEAN ok;
- INT32 port;
- INT line;
+ CHAR section[LINE_LEN], str[LINE_LEN], *var, *arg, *ptr;
+ INT line, i, n;
FILE *fd;
- fd = fopen( Conf_File, "r" );
+ /* Open configuration file */
+ fd = fopen( NGIRCd_ConfFile, "r" );
if( ! fd )
{
- /* Keine Konfigurationsdatei gefunden */
- Log( LOG_ALERT, "Can't read configuration \"%s\": %s", Conf_File, strerror( errno ));
- Log( LOG_ALERT, PACKAGE" exiting due to fatal errors!" );
+ /* No configuration file found! */
+ Config_Error( LOG_ALERT, "Can't read configuration \"%s\": %s", NGIRCd_ConfFile, strerror( errno ));
+ Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME );
exit( 1 );
}
+ Config_Error( LOG_INFO, "Reading configuration from \"%s\" ...", NGIRCd_ConfFile );
+
+ /* Clean up server configuration structure: mark all already
+ * configured servers as "once" so that they are deleted
+ * after the next disconnect and delete all unused servers.
+ * And delete all servers which are "duplicates" of servers
+ * that are already marked as "once" (such servers have been
+ * created by the last rehash but are now useless). */
+ for( i = 0; i < MAX_SERVERS; i++ )
+ {
+ if( Conf_Server[i].conn_id == NONE ) Init_Server_Struct( &Conf_Server[i] );
+ else
+ {
+ /* This structure is in use ... */
+ if( Conf_Server[i].flags & CONF_SFLAG_ONCE )
+ {
+ /* Check for duplicates */
+ for( n = 0; n < MAX_SERVERS; n++ )
+ {
+ if( n == i ) continue;
+
+ if( Conf_Server[i].conn_id == Conf_Server[n].conn_id )
+ {
+ Init_Server_Struct( &Conf_Server[n] );
+ Log( LOG_DEBUG, "Deleted unused duplicate server %d (kept %d).", n, i );
+ }
+ }
+ }
+ else
+ {
+ /* Mark server as "once" */
+ Conf_Server[i].flags |= CONF_SFLAG_ONCE;
+ Log( LOG_DEBUG, "Marked server %d as \"once\"", i );
+ }
+ }
+ }
+
+ /* Initialize variables */
line = 0;
+ strcpy( section, "" );
+ Init_Server_Struct( &New_Server );
+ New_Server_Idx = NONE;
+
+ /* Read configuration file */
while( TRUE )
{
- ok = FALSE;
-
if( ! fgets( str, LINE_LEN, fd )) break;
ngt_TrimStr( str );
line++;
- /* Kommentarzeilen und leere Zeilen ueberspringen */
+ /* Skip comments and empty lines */
if( str[0] == ';' || str[0] == '#' || str[0] == '\0' ) continue;
+ /* Is this the beginning of a new section? */
+ if(( str[0] == '[' ) && ( str[strlen( str ) - 1] == ']' ))
+ {
+ strlcpy( section, str, sizeof( section ));
+ if( strcasecmp( section, "[GLOBAL]" ) == 0 ) continue;
+ if( strcasecmp( section, "[OPERATOR]" ) == 0 )
+ {
+ if( Conf_Oper_Count + 1 > MAX_OPERATORS ) Config_Error( LOG_ERR, "Too many operators configured." );
+ else
+ {
+ /* Initialize new operator structure */
+ strcpy( Conf_Oper[Conf_Oper_Count].name, "" );
+ strcpy( Conf_Oper[Conf_Oper_Count].pwd, "" );
+ Conf_Oper_Count++;
+ }
+ continue;
+ }
+ if( strcasecmp( section, "[SERVER]" ) == 0 )
+ {
+ /* Check if there is already a server to add */
+ if( New_Server.name[0] )
+ {
+ /* Copy data to "real" server structure */
+ assert( New_Server_Idx > NONE );
+ Conf_Server[New_Server_Idx] = New_Server;
+ }
+
+ /* Re-init structure for new server */
+ Init_Server_Struct( &New_Server );
+
+ /* Search unused item in server configuration structure */
+ for( i = 0; i < MAX_SERVERS; i++ )
+ {
+ /* Is this item used? */
+ if( ! Conf_Server[i].name[0] ) break;
+ }
+ if( i >= MAX_SERVERS )
+ {
+ /* Oops, no free item found! */
+ Config_Error( LOG_ERR, "Too many servers configured." );
+ New_Server_Idx = NONE;
+ }
+ else New_Server_Idx = i;
+ continue;
+ }
+ if( strcasecmp( section, "[CHANNEL]" ) == 0 )
+ {
+ if( Conf_Channel_Count + 1 > MAX_DEFCHANNELS ) Config_Error( LOG_ERR, "Too many pre-defined channels configured." );
+ else
+ {
+ /* Initialize new channel structure */
+ strcpy( Conf_Channel[Conf_Channel_Count].name, "" );
+ strcpy( Conf_Channel[Conf_Channel_Count].modes, "" );
+ strcpy( Conf_Channel[Conf_Channel_Count].topic, "" );
+ Conf_Channel_Count++;
+ }
+ continue;
+ }
+ Config_Error( LOG_ERR, "%s, line %d: Unknown section \"%s\"!", NGIRCd_ConfFile, line, section );
+ section[0] = 0x1;
+ }
+ if( section[0] == 0x1 ) continue;
+
+ /* Split line into variable name and parameters */
ptr = strchr( str, '=' );
if( ! ptr )
{
- Log( LOG_ERR, "%s, line %d: Syntax error!", Conf_File, line );
+ Config_Error( LOG_ERR, "%s, line %d: Syntax error!", NGIRCd_ConfFile, line );
continue;
}
*ptr = '\0';
-
var = str; ngt_TrimStr( var );
arg = ptr + 1; ngt_TrimStr( arg );
-
- if( strcasecmp( str, "ServerName" ) == 0 )
- {
- /* Der Server-Name */
- strncpy( Conf_ServerName, arg, CLIENT_ID_LEN );
- Conf_ServerName[CLIENT_ID_LEN - 1] = '\0';
- ok = TRUE;
- }
- else if( strcasecmp( str, "ServerInfo" ) == 0 )
+
+ if( strcasecmp( section, "[GLOBAL]" ) == 0 ) Handle_GLOBAL( line, var, arg );
+ else if( strcasecmp( section, "[OPERATOR]" ) == 0 ) Handle_OPERATOR( line, var, arg );
+ else if( strcasecmp( section, "[SERVER]" ) == 0 ) Handle_SERVER( line, var, arg );
+ else if( strcasecmp( section, "[CHANNEL]" ) == 0 ) Handle_CHANNEL( line, var, arg );
+ else Config_Error( LOG_ERR, "%s, line %d: Variable \"%s\" outside section!", NGIRCd_ConfFile, line, var );
+ }
+
+ /* Close configuration file */
+ fclose( fd );
+
+ /* Check if there is still a server to add */
+ if( New_Server.name[0] )
+ {
+ /* Copy data to "real" server structure */
+ assert( New_Server_Idx > NONE );
+ Conf_Server[New_Server_Idx] = New_Server;
+ }
+
+ /* If there are no ports configured use the default: 6667 */
+ if( Conf_ListenPorts_Count < 1 )
+ {
+ Conf_ListenPorts_Count = 1;
+ Conf_ListenPorts[0] = 6667;
+ }
+} /* Read_Config */
+
+
+LOCAL VOID
+Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg )
+{
+ struct passwd *pwd;
+ struct group *grp;
+ CHAR *ptr;
+ LONG port;
+
+ assert( Line > 0 );
+ assert( Var != NULL );
+ assert( Arg != NULL );
+
+ if( strcasecmp( Var, "Name" ) == 0 )
+ {
+ /* Server name */
+ if( strlcpy( Conf_ServerName, Arg, sizeof( Conf_ServerName )) >= sizeof( Conf_ServerName )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Name\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "Info" ) == 0 )
+ {
+ /* Info text of server */
+ if( strlcpy( Conf_ServerInfo, Arg, sizeof( Conf_ServerInfo )) >= sizeof( Conf_ServerInfo )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Info\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "Password" ) == 0 )
+ {
+ /* Global server password */
+ if( strlcpy( Conf_ServerPwd, Arg, sizeof( Conf_ServerPwd )) >= sizeof( Conf_ServerPwd )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Password\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "AdminInfo1" ) == 0 )
+ {
+ /* Administrative info #1 */
+ if( strlcpy( Conf_ServerAdmin1, Arg, sizeof( Conf_ServerAdmin1 )) >= sizeof( Conf_ServerAdmin1 )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"AdminInfo1\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "AdminInfo2" ) == 0 )
+ {
+ /* Administrative info #2 */
+ if( strlcpy( Conf_ServerAdmin2, Arg, sizeof( Conf_ServerAdmin2 )) >= sizeof( Conf_ServerAdmin2 )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"AdminInfo2\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "AdminEMail" ) == 0 )
+ {
+ /* Administrative email contact */
+ if( strlcpy( Conf_ServerAdminMail, Arg, sizeof( Conf_ServerAdminMail )) >= sizeof( Conf_ServerAdminMail )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"AdminEMail\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "Ports" ) == 0 )
+ {
+ /* Ports on that the server should listen. More port numbers
+ * must be separated by "," */
+ ptr = strtok( Arg, "," );
+ while( ptr )
{
- /* Server-Info-Text */
- strncpy( Conf_ServerInfo, arg, CLIENT_INFO_LEN );
- Conf_ServerInfo[CLIENT_INFO_LEN - 1] = '\0';
- ok = TRUE;
+ ngt_TrimStr( ptr );
+ port = atol( ptr );
+ if( Conf_ListenPorts_Count + 1 > MAX_LISTEN_PORTS ) Config_Error( LOG_ERR, "Too many listen ports configured. Port %ld ignored.", port );
+ else
+ {
+ if( port > 0 && port < 0xFFFF ) Conf_ListenPorts[Conf_ListenPorts_Count++] = (UINT)port;
+ else Config_Error( LOG_ERR, "%s, line %d (section \"Global\"): Illegal port number %ld!", NGIRCd_ConfFile, Line, port );
+ }
+ ptr = strtok( NULL, "," );
}
- else if( strcasecmp( str, "Operator" ) == 0 )
+ return;
+ }
+ if( strcasecmp( Var, "MotdFile" ) == 0 )
+ {
+ /* "Message of the day" (MOTD) file */
+ if( strlcpy( Conf_MotdFile, Arg, sizeof( Conf_MotdFile )) >= sizeof( Conf_MotdFile )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"MotdFile\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "ServerUID" ) == 0 )
+ {
+ /* UID the daemon should switch to */
+ pwd = getpwnam( Arg );
+ if( pwd ) Conf_UID = pwd->pw_uid;
+ else
{
- /* Name des IRC Operator */
- strncpy( Conf_Oper, arg, CLIENT_PASS_LEN );
- Conf_Oper[CLIENT_PASS_LEN - 1] = '\0';
- ok = TRUE;
+#ifdef HAVE_ISDIGIT
+ if( ! isdigit( (INT)*Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"ServerUID\" is not a number!", NGIRCd_ConfFile, Line );
+ else
+#endif
+ Conf_UID = (UINT)atoi( Arg );
}
- else if( strcasecmp( str, "OperatorPwd" ) == 0 )
+ return;
+ }
+ if( strcasecmp( Var, "ServerGID" ) == 0 )
+ {
+ /* GID the daemon should use */
+ grp = getgrnam( Arg );
+ if( grp ) Conf_GID = grp->gr_gid;
+ else
{
- /* Passwort des IRC Operator */
- strncpy( Conf_OperPwd, arg, CLIENT_PASS_LEN );
- Conf_OperPwd[CLIENT_PASS_LEN - 1] = '\0';
- ok = TRUE;
+#ifdef HAVE_ISDIGIT
+ if( ! isdigit( (INT)*Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"ServerGID\" is not a number!", NGIRCd_ConfFile, Line );
+ else
+#endif
+ Conf_GID = (UINT)atoi( Arg );
}
- else if( strcasecmp( str, "ListenPorts" ) == 0 )
+ return;
+ }
+ if( strcasecmp( Var, "PingTimeout" ) == 0 )
+ {
+ /* PING timeout */
+ Conf_PingTimeout = atoi( Arg );
+ if( Conf_PingTimeout < 5 )
{
- /* Ports, durch "," getrennt, auf denen der Server
- * Verbindungen annehmen soll */
- ptr = strtok( arg, "," );
- while( ptr )
- {
- ngt_TrimStr( ptr );
- port = atol( ptr );
- if( Conf_ListenPorts_Count + 1 > LISTEN_PORTS ) Log( LOG_ERR, "Too many listen ports configured. Port %ld ignored.", port );
- if( port > 0 && port < 0xFFFF ) Conf_ListenPorts[Conf_ListenPorts_Count++] = port;
- else Log( LOG_ERR, "Illegal port number: %ld. Ignored.", port );
- ptr = strtok( NULL, "," );
- }
- ok = TRUE;
+ Config_Error( LOG_WARNING, "%s, line %d: Value of \"PingTimeout\" too low!", NGIRCd_ConfFile, Line );
+ Conf_PingTimeout = 5;
}
- else if( strcasecmp( str, "MotdFile" ) == 0 )
+ return;
+ }
+ if( strcasecmp( Var, "PongTimeout" ) == 0 )
+ {
+ /* PONG timeout */
+ Conf_PongTimeout = atoi( Arg );
+ if( Conf_PongTimeout < 5 )
{
- /* Datei mit der "message of the day" (MOTD) */
- strncpy( Conf_MotdFile, arg, FNAME_LEN );
- Conf_MotdFile[FNAME_LEN - 1] = '\0';
- ok = TRUE;
+ Config_Error( LOG_WARNING, "%s, line %d: Value of \"PongTimeout\" too low!", NGIRCd_ConfFile, Line );
+ Conf_PongTimeout = 5;
}
- else if( strcasecmp( str, "PingTimeout" ) == 0 )
+ return;
+ }
+ if( strcasecmp( Var, "ConnectRetry" ) == 0 )
+ {
+ /* Seconds between connection attempts to other servers */
+ Conf_ConnectRetry = atoi( Arg );
+ if( Conf_ConnectRetry < 5 )
{
- /* PING-Timeout */
- Conf_PingTimeout = atoi( arg );
- if(( Conf_PingTimeout ) < 5 ) Conf_PingTimeout = 5;
- ok = TRUE;
+ Config_Error( LOG_WARNING, "%s, line %d: Value of \"ConnectRetry\" too low!", NGIRCd_ConfFile, Line );
+ Conf_ConnectRetry = 5;
}
- else if( strcasecmp( str, "PongTimeout" ) == 0 )
+ return;
+ }
+ if( strcasecmp( Var, "OperCanUseMode" ) == 0 )
+ {
+ /* Are IRC operators allowed to use MODE in channels they aren't Op in? */
+ if( strcasecmp( Arg, "yes" ) == 0 ) Conf_OperCanMode = TRUE;
+ else if( strcasecmp( Arg, "true" ) == 0 ) Conf_OperCanMode = TRUE;
+ else if( atoi( Arg ) != 0 ) Conf_OperCanMode = TRUE;
+ else Conf_OperCanMode = FALSE;
+ return;
+ }
+ if( strcasecmp( Var, "MaxConnections" ) == 0 )
+ {
+ /* Maximum number of connections. Values <= 0 are equal to "no limit". */
+#ifdef HAVE_ISDIGIT
+ if( ! isdigit( (INT)*Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"MaxConnections\" is not a number!", NGIRCd_ConfFile, Line );
+ else
+#endif
+ Conf_MaxConnections = atol( Arg );
+ return;
+ }
+ if( strcasecmp( Var, "MaxConnectionsIP" ) == 0 )
+ {
+ /* Maximum number of simoultanous connections from one IP. Values <= 0 are equal to "no limit". */
+#ifdef HAVE_ISDIGIT
+ if( ! isdigit( (INT)*Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"MaxConnectionsIP\" is not a number!", NGIRCd_ConfFile, Line );
+ else
+#endif
+ Conf_MaxConnectionsIP = atoi( Arg );
+ return;
+ }
+ if( strcasecmp( Var, "MaxJoins" ) == 0 )
+ {
+ /* Maximum number of channels a user can join. Values <= 0 are equal to "no limit". */
+#ifdef HAVE_ISDIGIT
+ if( ! isdigit( (INT)*Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"MaxJoins\" is not a number!", NGIRCd_ConfFile, Line );
+ else
+#endif
+ Conf_MaxJoins = atoi( Arg );
+ return;
+ }
+ if( strcasecmp( Var, "Listen" ) == 0 )
+ {
+ /* IP-Address to bind sockets */
+ if( strlcpy( Conf_ListenAddress, Arg, sizeof( Conf_ListenAddress )) >= sizeof( Conf_ListenAddress ))
{
- /* PONG-Timeout */
- Conf_PongTimeout = atoi( arg );
- if(( Conf_PongTimeout ) < 5 ) Conf_PongTimeout = 5;
- ok = TRUE;
+ Config_Error( LOG_WARNING, "%s, line %d: Value of \"Listen\" too long!", NGIRCd_ConfFile, Line );
}
-
- if( ! ok ) Log( LOG_ERR, "%s, line %d: Unknown variable \"%s\"!", Conf_File, line, var );
+ return;
+ }
+
+ Config_Error( LOG_ERR, "%s, line %d (section \"Global\"): Unknown variable \"%s\"!", NGIRCd_ConfFile, Line, Var );
+} /* Handle_GLOBAL */
+
+
+LOCAL VOID
+Handle_OPERATOR( INT Line, CHAR *Var, CHAR *Arg )
+{
+ assert( Line > 0 );
+ assert( Var != NULL );
+ assert( Arg != NULL );
+ assert( Conf_Oper_Count > 0 );
+
+ if( strcasecmp( Var, "Name" ) == 0 )
+ {
+ /* Name of IRC operator */
+ if( strlcpy( Conf_Oper[Conf_Oper_Count - 1].name, Arg, sizeof( Conf_Oper[Conf_Oper_Count - 1].name )) >= sizeof( Conf_Oper[Conf_Oper_Count - 1].name )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Name\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "Password" ) == 0 )
+ {
+ /* Password of IRC operator */
+ if( strlcpy( Conf_Oper[Conf_Oper_Count - 1].pwd, Arg, sizeof( Conf_Oper[Conf_Oper_Count - 1].pwd )) >= sizeof( Conf_Oper[Conf_Oper_Count - 1].pwd )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Password\" too long!", NGIRCd_ConfFile, Line );
+ return;
}
- fclose( fd );
-} /* Read_Config */
+ Config_Error( LOG_ERR, "%s, line %d (section \"Operator\"): Unknown variable \"%s\"!", NGIRCd_ConfFile, Line, Var );
+} /* Handle_OPERATOR */
-LOCAL VOID Validate_Config( VOID )
+LOCAL VOID
+Handle_SERVER( INT Line, CHAR *Var, CHAR *Arg )
{
- /* Konfiguration ueberpruefen */
+ LONG port;
+
+ assert( Line > 0 );
+ assert( Var != NULL );
+ assert( Arg != NULL );
+
+ /* Ignore server block if no space is left in server configuration structure */
+ if( New_Server_Idx <= NONE ) return;
+
+ if( strcasecmp( Var, "Host" ) == 0 )
+ {
+ /* Hostname of the server */
+ if( strlcpy( New_Server.host, Arg, sizeof( New_Server.host )) >= sizeof( New_Server.host )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Host\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "Name" ) == 0 )
+ {
+ /* Name of the server ("Nick"/"ID") */
+ if( strlcpy( New_Server.name, Arg, sizeof( New_Server.name )) >= sizeof( New_Server.name )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Name\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "MyPassword" ) == 0 )
+ {
+ /* Password of this server which is sent to the peer */
+ if( strlcpy( New_Server.pwd_in, Arg, sizeof( New_Server.pwd_in )) >= sizeof( New_Server.pwd_in )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"MyPassword\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "PeerPassword" ) == 0 )
+ {
+ /* Passwort of the peer which must be received */
+ if( strlcpy( New_Server.pwd_out, Arg, sizeof( New_Server.pwd_out )) >= sizeof( New_Server.pwd_out )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"PeerPassword\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "Port" ) == 0 )
+ {
+ /* Port to which this server should connect */
+ port = atol( Arg );
+ if( port > 0 && port < 0xFFFF ) New_Server.port = (INT)port;
+ else Config_Error( LOG_ERR, "%s, line %d (section \"Server\"): Illegal port number %ld!", NGIRCd_ConfFile, Line, port );
+ return;
+ }
+ if( strcasecmp( Var, "Group" ) == 0 )
+ {
+ /* Server group */
+#ifdef HAVE_ISDIGIT
+ if( ! isdigit( (INT)*Arg )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Group\" is not a number!", NGIRCd_ConfFile, Line );
+ else
+#endif
+ New_Server.group = atoi( Arg );
+ return;
+ }
+ Config_Error( LOG_ERR, "%s, line %d (section \"Server\"): Unknown variable \"%s\"!", NGIRCd_ConfFile, Line, Var );
+} /* Handle_SERVER */
+
+
+LOCAL VOID
+Handle_CHANNEL( INT Line, CHAR *Var, CHAR *Arg )
+{
+ assert( Line > 0 );
+ assert( Var != NULL );
+ assert( Arg != NULL );
+
+ if( strcasecmp( Var, "Name" ) == 0 )
+ {
+ /* Name of the channel */
+ if( strlcpy( Conf_Channel[Conf_Channel_Count - 1].name, Arg, sizeof( Conf_Channel[Conf_Channel_Count - 1].name )) >= sizeof( Conf_Channel[Conf_Channel_Count - 1].name )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Name\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "Modes" ) == 0 )
+ {
+ /* Initial modes */
+ if( strlcpy( Conf_Channel[Conf_Channel_Count - 1].modes, Arg, sizeof( Conf_Channel[Conf_Channel_Count - 1].modes )) >= sizeof( Conf_Channel[Conf_Channel_Count - 1].modes )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Modes\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+ if( strcasecmp( Var, "Topic" ) == 0 )
+ {
+ /* Initial topic */
+ if( strlcpy( Conf_Channel[Conf_Channel_Count - 1].topic, Arg, sizeof( Conf_Channel[Conf_Channel_Count - 1].topic )) >= sizeof( Conf_Channel[Conf_Channel_Count - 1].topic )) Config_Error( LOG_WARNING, "%s, line %d: Value of \"Topic\" too long!", NGIRCd_ConfFile, Line );
+ return;
+ }
+
+ Config_Error( LOG_ERR, "%s, line %d (section \"Channel\"): Unknown variable \"%s\"!", NGIRCd_ConfFile, Line, Var );
+} /* Handle_CHANNEL */
+
+
+LOCAL VOID
+Validate_Config( BOOLEAN Configtest )
+{
+ /* Validate configuration settings. */
+
+#ifdef DEBUG
+ INT i, servers, servers_once;
+#endif
+
if( ! Conf_ServerName[0] )
{
- /* Kein Servername konfiguriert */
- Log( LOG_ALERT, "No server name configured (use \"ServerName\")!", Conf_File, strerror( errno ));
- Log( LOG_ALERT, PACKAGE" exiting due to fatal errors!" );
- exit( 1 );
+ /* No server name configured! */
+ Config_Error( LOG_ALERT, "No server name configured in \"%s\" (section 'Global': 'Name')!", NGIRCd_ConfFile );
+ if( ! Configtest )
+ {
+ Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME );
+ exit( 1 );
+ }
+ }
+
+ if( Conf_ServerName[0] && ! strchr( Conf_ServerName, '.' ))
+ {
+ /* No dot in server name! */
+ Config_Error( LOG_ALERT, "Invalid server name configured in \"%s\" (section 'Global': 'Name'): Dot missing!", NGIRCd_ConfFile );
+ if( ! Configtest )
+ {
+ Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME );
+ exit( 1 );
+ }
+ }
+
+#ifdef STRICT_RFC
+ if( ! Conf_ServerAdminMail[0] )
+ {
+ /* No administrative contact configured! */
+ Config_Error( LOG_ALERT, "No administrator email address configured in \"%s\" ('AdminEMail')!", NGIRCd_ConfFile );
+ if( ! Configtest )
+ {
+ Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE_NAME );
+ exit( 1 );
+ }
+ }
+#endif
+
+ if( ! Conf_ServerAdmin1[0] && ! Conf_ServerAdmin2[0] && ! Conf_ServerAdminMail[0] )
+ {
+ /* No administrative information configured! */
+ Config_Error( LOG_WARNING, "No administrative information configured but required by RFC!" );
+ }
+#ifdef FD_SETSIZE
+ if(( Conf_MaxConnections > (LONG)FD_SETSIZE ) || ( Conf_MaxConnections < 1 ))
+ {
+ Conf_MaxConnections = (LONG)FD_SETSIZE;
+ Config_Error( LOG_ERR, "Setting MaxConnections to %ld, select() can't handle more file descriptors!", Conf_MaxConnections );
+ }
+#else
+ Config_Error( LOG_WARN, "Don't know how many file descriptors select() can handle on this system, don't set MaxConnections too high!" );
+#endif
+
+#ifdef DEBUG
+ servers = servers_once = 0;
+ for( i = 0; i < MAX_SERVERS; i++ )
+ {
+ if( Conf_Server[i].name[0] )
+ {
+ servers++;
+ if( Conf_Server[i].flags & CONF_SFLAG_ONCE ) servers_once++;
+ }
}
+ Log( LOG_DEBUG, "Configuration: Operators=%d, Servers=%d[%d], Channels=%d", Conf_Oper_Count, servers, servers_once, Conf_Channel_Count );
+#endif
} /* Validate_Config */
+
+#ifdef PROTOTYPES
+LOCAL VOID Config_Error( CONST INT Level, CONST CHAR *Format, ... )
+#else
+LOCAL VOID Config_Error( Level, Format, va_alist )
+CONST INT Level;
+CONST CHAR *Format;
+va_dcl
+#endif
+{
+ /* Error! Write to console and/or logfile. */
+
+ CHAR msg[MAX_LOG_MSG_LEN];
+ va_list ap;
+
+ assert( Format != NULL );
+
+#ifdef PROTOTYPES
+ va_start( ap, Format );
+#else
+ va_start( ap );
+#endif
+ vsnprintf( msg, MAX_LOG_MSG_LEN, Format, ap );
+ va_end( ap );
+
+ /* During "normal operations" the log functions of the daemon should
+ * be used, but during testing of the configuration file, all messages
+ * should go directly to the console: */
+ if( Use_Log ) Log( Level, "%s", msg );
+ else puts( msg );
+} /* Config_Error */
+
+
+LOCAL VOID
+Init_Server_Struct( CONF_SERVER *Server )
+{
+ /* Initialize server configuration structur to default values */
+
+ assert( Server != NULL );
+
+ strcpy( Server->host, "" );
+ strcpy( Server->ip, "" );
+ strcpy( Server->name, "" );
+ strcpy( Server->pwd_in, "" );
+ strcpy( Server->pwd_out, "" );
+ Server->port = 0;
+ Server->group = NONE;
+ Server->lasttry = time( NULL ) - Conf_ConnectRetry + STARTUP_DELAY;
+ Server->res_stat = NULL;
+ if( NGIRCd_Passive ) Server->flags = CONF_SFLAG_DISABLED;
+ else Server->flags = 0;
+ Server->conn_id = NONE;
+} /* Init_Server_Struct */
+
+
/* -eof- */