/*
* ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001,2002 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 1.31 2002/10/03 21:49:59 alex Exp $
- *
- * conf.h: Konfiguration des ngircd
+ * Configuration management (reading, parsing & validation)
*/
#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 <assert.h>
#include <errno.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"
LOCAL BOOLEAN Use_Log = TRUE;
+LOCAL CONF_SERVER New_Server;
+LOCAL INT New_Server_Idx;
-LOCAL VOID Set_Defaults PARAMS(( VOID ));
+LOCAL VOID Set_Defaults PARAMS(( BOOLEAN InitServers ));
LOCAL VOID Read_Config PARAMS(( VOID ));
-LOCAL VOID Validate_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 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( );
+ Set_Defaults( TRUE );
Read_Config( );
- Validate_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 )
{
- /* Konfiguration einlesen, ueberpruefen und ausgeben. */
+ /* Read configuration, validate and output it. */
+ struct passwd *pwd;
+ struct group *grp;
INT i;
Use_Log = FALSE;
- Set_Defaults( );
+ Set_Defaults( TRUE );
- printf( "Using \"%s\" as configuration file ...\n", NGIRCd_ConfFile );
Read_Config( );
+ Validate_Config( TRUE );
- /* Wenn stdin ein ein TTY ist: auf Taste warten */
+ /* 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 ..." );
puts( "[GLOBAL]" );
printf( " ServerName = %s\n", Conf_ServerName );
printf( " ServerInfo = %s\n", Conf_ServerInfo );
- printf( " ServerPwd = %s\n", Conf_ServerPwd );
+ 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( " ListenPorts = " );
+ printf( " Ports = " );
for( i = 0; i < Conf_ListenPorts_Count; i++ )
{
if( i != 0 ) printf( ", " );
printf( "%u", Conf_ListenPorts[i] );
}
puts( "" );
- printf( " ServerUID = %ld\n", (INT32)Conf_UID );
- printf( " ServerGID = %ld\n", (INT32)Conf_GID );
+ 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;
- /* gueltiger Operator-Block: ausgeben */
+ /* 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 < Conf_Server_Count; i++ )
+ for( i = 0; i < MAX_SERVERS; i++ )
{
if( ! Conf_Server[i].name[0] ) continue;
- if( ! Conf_Server[i].host[0] ) continue;
- /* gueltiger Server-Block: ausgeben */
+ /* 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( " Password = %s\n", Conf_Server[i].pwd );
+ 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( "" );
}
{
if( ! Conf_Channel[i].name[0] ) continue;
- /* gueltiger Channel-Block: ausgeben */
+ /* Valid "Channel" section */
puts( "[CHANNEL]" );
printf( " Name = %s\n", Conf_Channel[i].name );
printf( " Modes = %s\n", Conf_Channel[i].modes );
} /* 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 BOOLEAN
+Conf_EnableServer( CHAR *Name, INT Port )
+{
+ /* 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! 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( VOID )
+Set_Defaults( BOOLEAN InitServers )
{
- /* Konfigurationsvariablen initialisieren, d.h. auf Default-Werte setzen. */
+ /* Initialize configuration variables with default values. */
+
+ INT i;
strcpy( Conf_ServerName, "" );
- sprintf( Conf_ServerInfo, "%s %s", PACKAGE, VERSION );
+ sprintf( Conf_ServerInfo, "%s %s", PACKAGE_NAME, PACKAGE_VERSION );
strcpy( Conf_ServerPwd, "" );
strcpy( Conf_ServerAdmin1, "" );
strcpy( Conf_ServerAdmin2, "" );
strcpy( Conf_ServerAdminMail, "" );
- strcpy( Conf_MotdFile, MOTD_FILE );
+ 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_ConnectRetry = 60;
Conf_Oper_Count = 0;
- Conf_Server_Count = 0;
Conf_Channel_Count = 0;
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 )
{
- /* Konfigurationsdatei einlesen. */
+ /* Read configuration file. */
CHAR section[LINE_LEN], str[LINE_LEN], *var, *arg, *ptr;
- INT line;
+ INT line, i, n;
FILE *fd;
+ /* Open configuration file */
fd = fopen( NGIRCd_ConfFile, "r" );
if( ! fd )
{
- /* Keine Konfigurationsdatei gefunden */
+ /* 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 );
+ 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 )
{
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;
- /* Anfang eines Abschnittes? */
+ /* Is this the beginning of a new section? */
if(( str[0] == '[' ) && ( str[strlen( str ) - 1] == ']' ))
{
- strcpy( section, str );
+ 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
{
- /* neuen Operator initialisieren */
+ /* Initialize new operator structure */
strcpy( Conf_Oper[Conf_Oper_Count].name, "" );
strcpy( Conf_Oper[Conf_Oper_Count].pwd, "" );
Conf_Oper_Count++;
}
if( strcasecmp( section, "[SERVER]" ) == 0 )
{
- if( Conf_Server_Count + 1 > MAX_SERVERS ) Config_Error( LOG_ERR, "Too many servers configured." );
- else
+ /* 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++ )
{
- /* neuen Server ("Peer") initialisieren */
- strcpy( Conf_Server[Conf_Server_Count].host, "" );
- strcpy( Conf_Server[Conf_Server_Count].ip, "" );
- strcpy( Conf_Server[Conf_Server_Count].name, "" );
- strcpy( Conf_Server[Conf_Server_Count].pwd, "" );
- Conf_Server[Conf_Server_Count].port = 0;
- Conf_Server[Conf_Server_Count].group = -1;
- Conf_Server[Conf_Server_Count].lasttry = time( NULL ) - Conf_ConnectRetry + STARTUP_DELAY;
- Conf_Server[Conf_Server_Count].res_stat = NULL;
- Conf_Server_Count++;
+ /* 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
{
- /* neuen vordefinierten Channel initialisieren */
+ /* 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, "" );
}
if( section[0] == 0x1 ) continue;
- /* In Variable und Argument zerlegen */
+ /* Split line into variable name and parameters */
ptr = strchr( str, '=' );
if( ! ptr )
{
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;
+ }
- /* Wenn kein Port definiert wurde, Port 6667 als Default benutzen */
+ /* If there are no ports configured use the default: 6667 */
if( Conf_ListenPorts_Count < 1 )
{
Conf_ListenPorts_Count = 1;
LOCAL VOID
Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg )
{
+ struct passwd *pwd;
+ struct group *grp;
CHAR *ptr;
- INT32 port;
+ LONG port;
assert( Line > 0 );
assert( Var != NULL );
if( strcasecmp( Var, "Name" ) == 0 )
{
- /* Der Server-Name */
- strncpy( Conf_ServerName, Arg, CLIENT_ID_LEN - 1 );
- Conf_ServerName[CLIENT_ID_LEN - 1] = '\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 )
{
- /* Server-Info-Text */
- strncpy( Conf_ServerInfo, Arg, CLIENT_INFO_LEN - 1 );
- Conf_ServerInfo[CLIENT_INFO_LEN - 1] = '\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 )
{
- /* Server-Passwort */
- strncpy( Conf_ServerPwd, Arg, CLIENT_PASS_LEN - 1 );
- Conf_ServerPwd[CLIENT_PASS_LEN - 1] = '\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 )
{
- /* Server-Info-Text */
- strncpy( Conf_ServerAdmin1, Arg, CLIENT_INFO_LEN - 1 );
- Conf_ServerAdmin1[CLIENT_INFO_LEN - 1] = '\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 )
{
- /* Server-Info-Text */
- strncpy( Conf_ServerAdmin2, Arg, CLIENT_INFO_LEN - 1 );
- Conf_ServerAdmin2[CLIENT_INFO_LEN - 1] = '\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 )
{
- /* Server-Info-Text */
- strncpy( Conf_ServerAdminMail, Arg, CLIENT_INFO_LEN - 1 );
- Conf_ServerAdminMail[CLIENT_INFO_LEN - 1] = '\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, durch "," getrennt, auf denen der Server
- * Verbindungen annehmen soll */
+ /* Ports on that the server should listen. More port numbers
+ * must be separated by "," */
ptr = strtok( Arg, "," );
while( ptr )
{
}
if( strcasecmp( Var, "MotdFile" ) == 0 )
{
- /* Datei mit der "message of the day" (MOTD) */
- strncpy( Conf_MotdFile, Arg, FNAME_LEN - 1 );
- Conf_MotdFile[FNAME_LEN - 1] = '\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, mit der der Daemon laufen soll */
- Conf_UID = (UINT)atoi( Arg );
+ /* UID the daemon should switch to */
+ pwd = getpwnam( Arg );
+ if( pwd ) Conf_UID = pwd->pw_uid;
+ else
+ {
+#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 );
+ }
return;
}
if( strcasecmp( Var, "ServerGID" ) == 0 )
{
- /* GID, mit der der Daemon laufen soll */
- Conf_GID = (UINT)atoi( Arg );
+ /* GID the daemon should use */
+ grp = getgrnam( Arg );
+ if( grp ) Conf_GID = grp->gr_gid;
+ else
+ {
+#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 );
+ }
return;
}
if( strcasecmp( Var, "PingTimeout" ) == 0 )
{
- /* PING-Timeout */
+ /* PING timeout */
Conf_PingTimeout = atoi( Arg );
- if(( Conf_PingTimeout ) < 5 ) Conf_PingTimeout = 5;
+ if( Conf_PingTimeout < 5 )
+ {
+ Config_Error( LOG_WARNING, "%s, line %d: Value of \"PingTimeout\" too low!", NGIRCd_ConfFile, Line );
+ Conf_PingTimeout = 5;
+ }
return;
}
if( strcasecmp( Var, "PongTimeout" ) == 0 )
{
- /* PONG-Timeout */
+ /* PONG timeout */
Conf_PongTimeout = atoi( Arg );
- if(( Conf_PongTimeout ) < 5 ) Conf_PongTimeout = 5;
+ if( Conf_PongTimeout < 5 )
+ {
+ Config_Error( LOG_WARNING, "%s, line %d: Value of \"PongTimeout\" too low!", NGIRCd_ConfFile, Line );
+ Conf_PongTimeout = 5;
+ }
return;
}
if( strcasecmp( Var, "ConnectRetry" ) == 0 )
{
- /* Sekunden zwischen Verbindungsversuchen zu anderen Servern */
+ /* Seconds between connection attempts to other servers */
Conf_ConnectRetry = atoi( Arg );
- if(( Conf_ConnectRetry ) < 5 ) Conf_ConnectRetry = 5;
+ if( Conf_ConnectRetry < 5 )
+ {
+ Config_Error( LOG_WARNING, "%s, line %d: Value of \"ConnectRetry\" too low!", NGIRCd_ConfFile, Line );
+ Conf_ConnectRetry = 5;
+ }
return;
}
if( strcasecmp( Var, "OperCanUseMode" ) == 0 )
{
- /* Koennen IRC-Operatoren immer MODE benutzen? */
+ /* 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 ))
+ {
+ Config_Error( LOG_WARNING, "%s, line %d: Value of \"Listen\" too long!", NGIRCd_ConfFile, Line );
+ }
+ return;
+ }
+
Config_Error( LOG_ERR, "%s, line %d (section \"Global\"): Unknown variable \"%s\"!", NGIRCd_ConfFile, Line, Var );
} /* Handle_GLOBAL */
if( strcasecmp( Var, "Name" ) == 0 )
{
- /* Name des IRC Operator */
- strncpy( Conf_Oper[Conf_Oper_Count - 1].name, Arg, CLIENT_PASS_LEN - 1 );
- Conf_Oper[Conf_Oper_Count - 1].name[CLIENT_PASS_LEN - 1] = '\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 )
{
- /* Passwort des IRC Operator */
- strncpy( Conf_Oper[Conf_Oper_Count - 1].pwd, Arg, CLIENT_PASS_LEN - 1 );
- Conf_Oper[Conf_Oper_Count - 1].pwd[CLIENT_PASS_LEN - 1] = '\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;
}
LOCAL VOID
Handle_SERVER( INT Line, CHAR *Var, CHAR *Arg )
{
- INT32 port;
+ 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 des Servers */
- strncpy( Conf_Server[Conf_Server_Count - 1].host, Arg, HOST_LEN - 1 );
- Conf_Server[Conf_Server_Count - 1].host[HOST_LEN - 1] = '\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 des Servers ("Nick") */
- strncpy( Conf_Server[Conf_Server_Count - 1].name, Arg, CLIENT_ID_LEN - 1 );
- Conf_Server[Conf_Server_Count - 1].name[CLIENT_ID_LEN - 1] = '\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, "Password" ) == 0 )
+ 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 des Servers */
- strncpy( Conf_Server[Conf_Server_Count - 1].pwd, Arg, CLIENT_PASS_LEN - 1 );
- Conf_Server[Conf_Server_Count - 1].pwd[CLIENT_PASS_LEN - 1] = '\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, zu dem Verbunden werden soll */
+ /* Port to which this server should connect */
port = atol( Arg );
- if( port > 0 && port < 0xFFFF ) Conf_Server[Conf_Server_Count - 1].port = (INT)port;
+ 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-Gruppe */
- Conf_Server[Conf_Server_Count - 1].group = atoi( Arg );
+ /* 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;
}
if( strcasecmp( Var, "Name" ) == 0 )
{
- /* Hostname des Servers */
- strncpy( Conf_Channel[Conf_Channel_Count - 1].name, Arg, CHANNEL_NAME_LEN - 1 );
- Conf_Channel[Conf_Channel_Count - 1].name[CHANNEL_NAME_LEN - 1] = '\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 )
{
- /* Name des Servers ("Nick") */
- strncpy( Conf_Channel[Conf_Channel_Count - 1].modes, Arg, CHANNEL_MODE_LEN - 1 );
- Conf_Channel[Conf_Channel_Count - 1].modes[CHANNEL_MODE_LEN - 1] = '\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 )
{
- /* Passwort des Servers */
- strncpy( Conf_Channel[Conf_Channel_Count - 1].topic, Arg, CHANNEL_TOPIC_LEN - 1 );
- Conf_Channel[Conf_Channel_Count - 1].topic[CHANNEL_TOPIC_LEN - 1] = '\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;
}
LOCAL VOID
-Validate_Config( VOID )
+Validate_Config( BOOLEAN Configtest )
{
- /* Konfiguration ueberpruefen */
-
+ /* Validate configuration settings. */
+
+#ifdef DEBUG
+ INT i, servers, servers_once;
+#endif
+
if( ! Conf_ServerName[0] )
{
- /* Kein Servername konfiguriert */
- Config_Error( LOG_ALERT, "No server name configured in \"%s\" ('ServerName')!", NGIRCd_ConfFile );
- Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE );
- 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( ! ConfAdminMail[0] )
+ if( ! Conf_ServerAdminMail[0] )
{
- /* Keine Server-Information konfiguriert */
+ /* No administrative contact configured! */
Config_Error( LOG_ALERT, "No administrator email address configured in \"%s\" ('AdminEMail')!", NGIRCd_ConfFile );
- Config_Error( LOG_ALERT, "%s exiting due to fatal errors!", PACKAGE );
- exit( 1 );
+ 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] )
{
- /* Keine Server-Information konfiguriert */
- Log( LOG_WARNING, "No server information configured but required by RFC!" );
+ /* 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 */
va_dcl
#endif
{
- /* Fehler! Auf Console und/oder ins Log schreiben */
+ /* Error! Write to console and/or logfile. */
CHAR msg[MAX_LOG_MSG_LEN];
va_list ap;
assert( Format != NULL );
- /* String mit variablen Argumenten zusammenbauen ... */
#ifdef PROTOTYPES
va_start( ap, Format );
#else
#endif
vsnprintf( msg, MAX_LOG_MSG_LEN, Format, ap );
va_end( ap );
-
- /* Im "normalen Betrieb" soll der Log-Mechanismus des ngIRCd verwendet
- * werden, beim Testen der Konfiguration jedoch nicht, hier sollen alle
- * Meldungen direkt auf die Konsole ausgegeben werden: */
- if( Use_Log ) Log( Level, msg );
+
+ /* 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- */