2 * ngIRCd -- The Next Generation IRC Daemon
3 * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
5 * Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
6 * der GNU General Public License (GPL), wie von der Free Software Foundation
7 * herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
8 * der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
9 * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
10 * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
12 * $Id: conf.c,v 1.8 2002/01/02 02:44:36 alex Exp $
14 * conf.h: Konfiguration des ngircd
17 * Revision 1.8 2002/01/02 02:44:36 alex
18 * - neue Defines fuer max. Anzahl Server und Operatoren.
20 * Revision 1.7 2002/01/01 18:25:44 alex
21 * - #include's fuer stdlib.h ergaenzt.
23 * Revision 1.6 2001/12/31 02:18:51 alex
24 * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
25 * - neuen Header "defines.h" mit (fast) allen Konstanten.
26 * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
28 * Revision 1.5 2001/12/30 19:26:11 alex
29 * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
31 * Revision 1.4 2001/12/26 22:48:53 alex
32 * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
34 * Revision 1.3 2001/12/26 14:45:37 alex
37 * Revision 1.2 2001/12/26 03:19:57 alex
38 * - erste Konfigurations-Variablen definiert: PING/PONG-Timeout.
40 * Revision 1.1 2001/12/12 17:18:20 alex
41 * - Modul fuer Server-Konfiguration begonnen.
63 LOCAL VOID Read_Config( VOID );
65 GLOBAL VOID Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg );
66 GLOBAL VOID Handle_OPERATOR( INT Line, CHAR *Var, CHAR *Arg );
67 GLOBAL VOID Handle_SERVER( INT Line, CHAR *Var, CHAR *Arg );
69 LOCAL VOID Validate_Config( VOID );
72 GLOBAL VOID Conf_Init( VOID )
74 /* Konfigurationsvariablen initialisieren: zunaechst Default-
75 * Werte setzen, dann Konfigurationsdtaei einlesen. */
77 strcpy( Conf_File, "/usr/local/etc/ngircd.conf" );
79 strcpy( Conf_ServerName, "" );
80 strcpy( Conf_ServerInfo, PACKAGE" "VERSION );
82 strcpy( Conf_MotdFile, "/usr/local/etc/ngircd.motd" );
84 Conf_ListenPorts_Count = 0;
86 Conf_PingTimeout = 120;
87 Conf_PongTimeout = 10;
89 Conf_ConnectRetry = 60;
93 Conf_Server_Count = 0;
95 /* Konfigurationsdatei einlesen und validieren */
101 GLOBAL VOID Conf_Exit( VOID )
107 LOCAL VOID Read_Config( VOID )
109 /* Konfigurationsdatei einlesen. */
111 CHAR section[LINE_LEN], str[LINE_LEN], *var, *arg, *ptr;
115 fd = fopen( Conf_File, "r" );
118 /* Keine Konfigurationsdatei gefunden */
119 Log( LOG_ALERT, "Can't read configuration \"%s\": %s", Conf_File, strerror( errno ));
120 Log( LOG_ALERT, PACKAGE" exiting due to fatal errors!" );
125 strcpy( section, "" );
128 if( ! fgets( str, LINE_LEN, fd )) break;
132 /* Kommentarzeilen und leere Zeilen ueberspringen */
133 if( str[0] == ';' || str[0] == '#' || str[0] == '\0' ) continue;
135 /* Anfang eines Abschnittes? */
136 if(( str[0] == '[' ) && ( str[strlen( str ) - 1] == ']' ))
138 strcpy( section, str );
139 if( strcasecmp( section, "[GLOBAL]" ) == 0 ) continue;
140 if( strcasecmp( section, "[OPERATOR]" ) == 0 )
142 if( Conf_Oper_Count + 1 > MAX_OPERATORS ) Log( LOG_ERR, "Too many operators configured." );
145 /* neuen Operator initialisieren */
146 strcpy( Conf_Oper[Conf_Oper_Count].name, "" );
147 strcpy( Conf_Oper[Conf_Oper_Count].pwd, "" );
152 if( strcasecmp( section, "[SERVER]" ) == 0 )
154 if( Conf_Server_Count + 1 > MAX_SERVERS ) Log( LOG_ERR, "Too many servers configured." );
157 /* neuen Server ("Peer") initialisieren */
158 strcpy( Conf_Server[Conf_Server_Count].host, "" );
159 strcpy( Conf_Server[Conf_Server_Count].ip, "" );
160 strcpy( Conf_Server[Conf_Server_Count].name, "" );
161 strcpy( Conf_Server[Conf_Server_Count].pwd, "" );
162 Conf_Server[Conf_Server_Count].port = 0;
163 Conf_Server[Conf_Server_Count].lasttry = 0;
164 Conf_Server[Conf_Server_Count].res_stat = NULL;
169 Log( LOG_ERR, "%s, line %d: Unknown section \"%s\"!", Conf_File, line, section );
172 if( section[0] == 0x1 ) continue;
174 /* In Variable und Argument zerlegen */
175 ptr = strchr( str, '=' );
178 Log( LOG_ERR, "%s, line %d: Syntax error!", Conf_File, line );
182 var = str; ngt_TrimStr( var );
183 arg = ptr + 1; ngt_TrimStr( arg );
185 if( strcasecmp( section, "[GLOBAL]" ) == 0 ) Handle_GLOBAL( line, var, arg );
186 else if( strcasecmp( section, "[OPERATOR]" ) == 0 ) Handle_OPERATOR( line, var, arg );
187 else if( strcasecmp( section, "[SERVER]" ) == 0 ) Handle_SERVER( line, var, arg );
188 else Log( LOG_ERR, "%s, line %d: Variable \"%s\" outside section!", Conf_File, line, var );
195 GLOBAL VOID Handle_GLOBAL( INT Line, CHAR *Var, CHAR *Arg )
201 assert( Var != NULL );
202 assert( Arg != NULL );
204 if( strcasecmp( Var, "Name" ) == 0 )
206 /* Der Server-Name */
207 strncpy( Conf_ServerName, Arg, CLIENT_ID_LEN );
208 Conf_ServerName[CLIENT_ID_LEN - 1] = '\0';
211 if( strcasecmp( Var, "Info" ) == 0 )
213 /* Server-Info-Text */
214 strncpy( Conf_ServerInfo, Arg, CLIENT_INFO_LEN );
215 Conf_ServerInfo[CLIENT_INFO_LEN - 1] = '\0';
218 if( strcasecmp( Var, "Ports" ) == 0 )
220 /* Ports, durch "," getrennt, auf denen der Server
221 * Verbindungen annehmen soll */
222 ptr = strtok( Arg, "," );
227 if( Conf_ListenPorts_Count + 1 > MAX_LISTEN_PORTS ) Log( LOG_ERR, "Too many listen ports configured. Port %ld ignored.", port );
230 if( port > 0 && port < 0xFFFF ) Conf_ListenPorts[Conf_ListenPorts_Count++] = port;
231 else Log( LOG_ERR, "%s, line %d (section \"Global\"): Illegal port number %ld!", Conf_File, Line, port );
233 ptr = strtok( NULL, "," );
237 if( strcasecmp( Var, "MotdFile" ) == 0 )
239 /* Datei mit der "message of the day" (MOTD) */
240 strncpy( Conf_MotdFile, Arg, FNAME_LEN );
241 Conf_MotdFile[FNAME_LEN - 1] = '\0';
244 if( strcasecmp( Var, "PingTimeout" ) == 0 )
247 Conf_PingTimeout = atoi( Arg );
248 if(( Conf_PingTimeout ) < 5 ) Conf_PingTimeout = 5;
251 if( strcasecmp( Var, "PongTimeout" ) == 0 )
254 Conf_PongTimeout = atoi( Arg );
255 if(( Conf_PongTimeout ) < 5 ) Conf_PongTimeout = 5;
258 if( strcasecmp( Var, "ConnectRetry" ) == 0 )
260 /* Sekunden zwischen Verbindungsversuchen zu anderen Servern */
261 Conf_ConnectRetry = atoi( Arg );
262 if(( Conf_ConnectRetry ) < 5 ) Conf_ConnectRetry = 5;
266 Log( LOG_ERR, "%s, line %d (section \"Global\"): Unknown variable \"%s\"!", Conf_File, Line, Var );
267 } /* Handle_GLOBAL */
270 GLOBAL VOID Handle_OPERATOR( INT Line, CHAR *Var, CHAR *Arg )
273 assert( Var != NULL );
274 assert( Arg != NULL );
275 assert( Conf_Oper_Count > 0 );
277 if( strcasecmp( Var, "Name" ) == 0 )
279 /* Name des IRC Operator */
280 strncpy( Conf_Oper[Conf_Oper_Count - 1].name, Arg, CLIENT_ID_LEN );
281 Conf_Oper[Conf_Oper_Count - 1].name[CLIENT_ID_LEN - 1] = '\0';
284 if( strcasecmp( Var, "Password" ) == 0 )
286 /* Passwort des IRC Operator */
287 strncpy( Conf_Oper[Conf_Oper_Count - 1].pwd, Arg, CLIENT_PASS_LEN );
288 Conf_Oper[Conf_Oper_Count - 1].pwd[CLIENT_PASS_LEN - 1] = '\0';
292 Log( LOG_ERR, "%s, line %d (section \"Operator\"): Unknown variable \"%s\"!", Conf_File, Line, Var );
293 } /* Handle_OPERATOR */
296 GLOBAL VOID Handle_SERVER( INT Line, CHAR *Var, CHAR *Arg )
301 assert( Var != NULL );
302 assert( Arg != NULL );
304 if( strcasecmp( Var, "Host" ) == 0 )
306 /* Hostname des Servers */
307 strncpy( Conf_Server[Conf_Server_Count - 1].host, Arg, HOST_LEN );
308 Conf_Server[Conf_Server_Count - 1].host[HOST_LEN - 1] = '\0';
311 if( strcasecmp( Var, "Name" ) == 0 )
313 /* Name des Servers ("Nick") */
314 strncpy( Conf_Server[Conf_Server_Count - 1].name, Arg, CLIENT_PASS_LEN );
315 Conf_Server[Conf_Server_Count - 1].name[CLIENT_PASS_LEN - 1] = '\0';
318 if( strcasecmp( Var, "Password" ) == 0 )
320 /* Passwort des Servers */
321 strncpy( Conf_Server[Conf_Server_Count - 1].pwd, Arg, CLIENT_PASS_LEN );
322 Conf_Server[Conf_Server_Count - 1].pwd[CLIENT_PASS_LEN - 1] = '\0';
325 if( strcasecmp( Var, "Port" ) == 0 )
327 /* Port, zu dem Verbunden werden soll */
329 if( port > 0 && port < 0xFFFF ) Conf_Server[Conf_Server_Count - 1].port = port;
330 else Log( LOG_ERR, "%s, line %d (section \"Server\"): Illegal port number %ld!", Conf_File, Line, port );
334 Log( LOG_ERR, "%s, line %d (section \"Server\"): Unknown variable \"%s\"!", Conf_File, Line, Var );
335 } /* Handle_SERVER */
338 LOCAL VOID Validate_Config( VOID )
340 /* Konfiguration ueberpruefen */
342 if( ! Conf_ServerName[0] )
344 /* Kein Servername konfiguriert */
345 Log( LOG_ALERT, "No server name configured (use \"ServerName\")!", Conf_File, strerror( errno ));
346 Log( LOG_ALERT, PACKAGE" exiting due to fatal errors!" );
349 } /* Validate_Config */