1 f4ade537 2001-12-11 alex /*
  2 f4ade537 2001-12-11 alex  * ngIRCd -- The Next Generation IRC Daemon
  3 1547f76c 2002-01-02 alex  * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
  4 f4ade537 2001-12-11 alex  *
  5 490f28ff 2002-12-12 alex  * This program is free software; you can redistribute it and/or modify
  6 490f28ff 2002-12-12 alex  * it under the terms of the GNU General Public License as published by
  7 490f28ff 2002-12-12 alex  * the Free Software Foundation; either version 2 of the License, or
  8 490f28ff 2002-12-12 alex  * (at your option) any later version.
  9 490f28ff 2002-12-12 alex  * Please read the file COPYING, README and AUTHORS for more information.
 10 f4ade537 2001-12-11 alex  *
 11 490f28ff 2002-12-12 alex  * Logging functions
 12 f4ade537 2001-12-11 alex  */
 13 f4ade537 2001-12-11 alex 
 14 f4ade537 2001-12-11 alex 
 15 ca33cbda 2002-03-12 alex #include "portab.h"
 16 490f28ff 2002-12-12 alex 
 17 43a4bc5b 2002-12-19 alex static char UNUSED id[] = "$Id: log.c,v 1.42 2002/12/19 04:30:00 alex Exp $";
 18 f4ade537 2001-12-11 alex 
 19 ca33cbda 2002-03-12 alex #include "imp.h"
 20 f4ade537 2001-12-11 alex #include <assert.h>
 21 fe2bc90e 2002-03-06 alex #include <errno.h>
 22 f4ade537 2001-12-11 alex #include <stdarg.h>
 23 f4ade537 2001-12-11 alex #include <stdio.h>
 24 3be92e9d 2001-12-26 alex #include <string.h>
 25 fe2bc90e 2002-03-06 alex #include <sys/types.h>
 26 fe2bc90e 2002-03-06 alex #include <unistd.h>
 27 50352dc9 2001-12-27 alex 
 28 50352dc9 2001-12-27 alex #ifdef USE_SYSLOG
 29 3d1a0962 2001-12-12 alex #include <syslog.h>
 30 50352dc9 2001-12-27 alex #endif
 31 f4ade537 2001-12-11 alex 
 32 006c0328 2002-01-11 alex #include "ngircd.h"
 33 ca33cbda 2002-03-12 alex #include "defines.h"
 34 c2f60abe 2002-05-27 alex #include "conn.h"
 35 c2f60abe 2002-05-27 alex #include "client.h"
 36 c2f60abe 2002-05-27 alex #include "channel.h"
 37 20a2ffef 2002-03-27 alex #include "irc-write.h"
 38 006c0328 2002-01-11 alex 
 39 ca33cbda 2002-03-12 alex #include "exp.h"
 40 f4ade537 2001-12-11 alex #include "log.h"
 41 f4ade537 2001-12-11 alex 
 42 f4ade537 2001-12-11 alex 
 43 1c00ddff 2002-03-29 alex LOCAL CHAR Error_File[FNAME_LEN];
 44 3d74a9c3 2002-03-29 alex LOCAL CHAR Init_Txt[127];
 45 1c00ddff 2002-03-29 alex 
 46 1c00ddff 2002-03-29 alex 
 47 c2f60abe 2002-05-27 alex LOCAL VOID Wall_ServerNotice PARAMS(( CHAR *Msg ));
 48 20a2ffef 2002-03-27 alex 
 49 20a2ffef 2002-03-27 alex 
 50 c2f60abe 2002-05-27 alex GLOBAL VOID
 51 c2f60abe 2002-05-27 alex Log_Init( VOID )
 52 f4ade537 2001-12-11 alex {
 53 50352dc9 2001-12-27 alex #ifdef USE_SYSLOG
 54 fcb47ae6 2002-02-19 alex 	/* Syslog initialisieren */
 55 0dc0308d 2001-12-25 alex 	openlog( PACKAGE, LOG_CONS|LOG_PID, LOG_LOCAL5 );
 56 50352dc9 2001-12-27 alex #endif
 57 fcb47ae6 2002-02-19 alex 
 58 fcb47ae6 2002-02-19 alex 	/* Hello World! */
 59 006c0328 2002-01-11 alex 	Log( LOG_NOTICE, "%s started.", NGIRCd_Version( ));
 60 fe2bc90e 2002-03-06 alex 	  
 61 fcb47ae6 2002-02-19 alex 	/* Informationen uebern den "Operation Mode" */
 62 3d74a9c3 2002-03-29 alex 	strcpy( Init_Txt, "" );
 63 fcb47ae6 2002-02-19 alex #ifdef DEBUG
 64 fcb47ae6 2002-02-19 alex 	if( NGIRCd_Debug )
 65 fcb47ae6 2002-02-19 alex 	{
 66 3d74a9c3 2002-03-29 alex 		if( Init_Txt[0] ) strcat( Init_Txt, ", " );
 67 3d74a9c3 2002-03-29 alex 		strcat( Init_Txt, "debug-mode" );
 68 fcb47ae6 2002-02-19 alex 	}
 69 fcb47ae6 2002-02-19 alex #endif
 70 fcb47ae6 2002-02-19 alex 	if( NGIRCd_NoDaemon )
 71 fcb47ae6 2002-02-19 alex 	{
 72 3d74a9c3 2002-03-29 alex 		if( Init_Txt[0] ) strcat( Init_Txt, ", " );
 73 3d74a9c3 2002-03-29 alex 		strcat( Init_Txt, "no-daemon-mode" );
 74 fcb47ae6 2002-02-19 alex 	}
 75 fcb47ae6 2002-02-19 alex 	if( NGIRCd_Passive )
 76 fcb47ae6 2002-02-19 alex 	{
 77 3d74a9c3 2002-03-29 alex 		if( Init_Txt[0] ) strcat( Init_Txt, ", " );
 78 3d74a9c3 2002-03-29 alex 		strcat( Init_Txt, "passive-mode" );
 79 fcb47ae6 2002-02-19 alex 	}
 80 fcb47ae6 2002-02-19 alex #ifdef SNIFFER
 81 fcb47ae6 2002-02-19 alex 	if( NGIRCd_Sniffer )
 82 fcb47ae6 2002-02-19 alex 	{
 83 3d74a9c3 2002-03-29 alex 		if( Init_Txt[0] ) strcat( Init_Txt, ", " );
 84 3d74a9c3 2002-03-29 alex 		strcat( Init_Txt, "network sniffer" );
 85 fcb47ae6 2002-02-19 alex 	}
 86 fcb47ae6 2002-02-19 alex #endif
 87 3d74a9c3 2002-03-29 alex 	if( Init_Txt[0] ) Log( LOG_INFO, "Activating: %s.", Init_Txt );
 88 3d74a9c3 2002-03-29 alex } /* Log_Init */
 89 fe2bc90e 2002-03-06 alex 
 90 3d74a9c3 2002-03-29 alex 
 91 c2f60abe 2002-05-27 alex GLOBAL VOID
 92 c2f60abe 2002-05-27 alex Log_InitErrorfile( VOID )
 93 3d74a9c3 2002-03-29 alex {
 94 773d886d 2002-03-29 alex 	/* "Error-Log" initialisieren: stderr in Datei umlenken. Dort
 95 773d886d 2002-03-29 alex 	 * landen z.B. alle Ausgaben von assert()-Aufrufen. */
 96 3d74a9c3 2002-03-29 alex 
 97 b58ab32b 2002-03-31 alex 	/* Dateiname zusammen bauen */
 98 c7b55aa6 2002-10-09 alex 	sprintf( Error_File, "%s/%s-%ld.err", ERROR_DIR, PACKAGE, (LONG)getpid( ));
 99 b58ab32b 2002-03-31 alex 
100 b58ab32b 2002-03-31 alex 	/* stderr umlenken */
101 b58ab32b 2002-03-31 alex 	fflush( stderr );
102 773d886d 2002-03-29 alex 	if( ! freopen( Error_File, "w", stderr ))
103 773d886d 2002-03-29 alex 	{
104 773d886d 2002-03-29 alex 		Log( LOG_ERR, "Can't reopen stderr (\"%s\"): %s", Error_File, strerror( errno ));
105 773d886d 2002-03-29 alex 		return;
106 773d886d 2002-03-29 alex 	}
107 fe2bc90e 2002-03-06 alex 
108 b58ab32b 2002-03-31 alex 	/* Einige Infos in das Error-File schreiben */
109 d68fb7a3 2002-03-29 alex 	fputs( ctime( &NGIRCd_Start ), stderr );
110 773d886d 2002-03-29 alex 	fprintf( stderr, "%s started.\n", NGIRCd_Version( ));
111 3d74a9c3 2002-03-29 alex 	fprintf( stderr, "Activating: %s\n\n", Init_Txt[0] ? Init_Txt : "-" );
112 fe2bc90e 2002-03-06 alex 	fflush( stderr );
113 b58ab32b 2002-03-31 alex 
114 b58ab32b 2002-03-31 alex 	Log( LOG_DEBUG, "Redirected stderr to \"%s\".", Error_File );
115 3d74a9c3 2002-03-29 alex } /* Log_InitErrfile */
116 f4ade537 2001-12-11 alex 
117 f4ade537 2001-12-11 alex 
118 c2f60abe 2002-05-27 alex GLOBAL VOID
119 c2f60abe 2002-05-27 alex Log_Exit( VOID )
120 f4ade537 2001-12-11 alex {
121 fcb47ae6 2002-02-19 alex 	/* Good Bye! */
122 43a4bc5b 2002-12-19 alex 	if( NGIRCd_SignalRestart ) Log( LOG_NOTICE, "%s done (restarting).", PACKAGE );
123 5cac5404 2002-06-02 alex 	else Log( LOG_NOTICE, "%s done.", PACKAGE );
124 b9a2c4a8 2002-03-21 alex 
125 1c00ddff 2002-03-29 alex 	/* Error-File (stderr) loeschen */
126 1c00ddff 2002-03-29 alex 	if( unlink( Error_File ) != 0 ) Log( LOG_ERR, "Can't delete \"%s\": %s", Error_File, strerror( errno ));
127 1c00ddff 2002-03-29 alex 
128 50352dc9 2001-12-27 alex #ifdef USE_SYSLOG
129 fcb47ae6 2002-02-19 alex 	/* syslog abmelden */
130 3d1a0962 2001-12-12 alex 	closelog( );
131 50352dc9 2001-12-27 alex #endif
132 f4ade537 2001-12-11 alex } /* Log_Exit */
133 f4ade537 2001-12-11 alex 
134 f4ade537 2001-12-11 alex 
135 f7327524 2002-05-30 alex #ifdef PROTOTYPES
136 c2f60abe 2002-05-27 alex GLOBAL VOID
137 c2f60abe 2002-05-27 alex Log( INT Level, CONST CHAR *Format, ... )
138 f7327524 2002-05-30 alex #else
139 f7327524 2002-05-30 alex GLOBAL VOID
140 f7327524 2002-05-30 alex Log( Level, Format, va_alist )
141 f7327524 2002-05-30 alex INT Level;
142 f7327524 2002-05-30 alex CONST CHAR *Format;
143 f7327524 2002-05-30 alex va_dcl
144 f7327524 2002-05-30 alex #endif
145 f4ade537 2001-12-11 alex {
146 f4ade537 2001-12-11 alex 	/* Eintrag in Logfile(s) schreiben */
147 f4ade537 2001-12-11 alex 
148 f4ade537 2001-12-11 alex 	CHAR msg[MAX_LOG_MSG_LEN];
149 20a2ffef 2002-03-27 alex 	BOOLEAN snotice;
150 f4ade537 2001-12-11 alex 	va_list ap;
151 f4ade537 2001-12-11 alex 
152 ec1922ef 2001-12-29 alex 	assert( Format != NULL );
153 ec1922ef 2001-12-29 alex 
154 20a2ffef 2002-03-27 alex 	if( Level & LOG_snotice )
155 20a2ffef 2002-03-27 alex 	{
156 20a2ffef 2002-03-27 alex 		/* Notice an User mit "s" Mode */
157 20a2ffef 2002-03-27 alex 		snotice = TRUE;
158 20a2ffef 2002-03-27 alex 		Level &= ~LOG_snotice;
159 20a2ffef 2002-03-27 alex 	}
160 773d886d 2002-03-29 alex 	else snotice = FALSE;
161 20a2ffef 2002-03-27 alex 
162 006c0328 2002-01-11 alex #ifdef DEBUG
163 006c0328 2002-01-11 alex 	if(( Level == LOG_DEBUG ) && ( ! NGIRCd_Debug )) return;
164 006c0328 2002-01-11 alex #else
165 d4a60bd4 2001-12-25 alex 	if( Level == LOG_DEBUG ) return;
166 d4a60bd4 2001-12-25 alex #endif
167 d4a60bd4 2001-12-25 alex 
168 f4ade537 2001-12-11 alex 	/* String mit variablen Argumenten zusammenbauen ... */
169 f7327524 2002-05-30 alex #ifdef PROTOTYPES
170 f4ade537 2001-12-11 alex 	va_start( ap, Format );
171 f7327524 2002-05-30 alex #else
172 f7327524 2002-05-30 alex 	va_start( ap );
173 f7327524 2002-05-30 alex #endif
174 10363b39 2002-03-03 alex 	vsnprintf( msg, MAX_LOG_MSG_LEN, Format, ap );
175 10363b39 2002-03-03 alex 	va_end( ap );
176 f4ade537 2001-12-11 alex 
177 bebf0383 2002-03-30 alex 	if( NGIRCd_NoDaemon )
178 bebf0383 2002-03-30 alex 	{
179 bebf0383 2002-03-30 alex 		/* auf Konsole ausgeben */
180 40ebd470 2002-09-03 alex 		fprintf( stdout, "[%d] %s\n", Level, msg );
181 40ebd470 2002-09-03 alex 		fflush( stdout );
182 d040fa2a 2002-09-09 alex 	}
183 d040fa2a 2002-09-09 alex #ifdef USE_SYSLOG
184 d040fa2a 2002-09-09 alex 	else
185 d040fa2a 2002-09-09 alex 	{
186 d040fa2a 2002-09-09 alex 		/* Syslog */
187 ec474a4b 2002-10-04 alex 		syslog( Level, "%s", msg );
188 bebf0383 2002-03-30 alex 	}
189 d040fa2a 2002-09-09 alex #endif
190 fe2bc90e 2002-03-06 alex 
191 bebf0383 2002-03-30 alex 	if( Level <= LOG_CRIT )
192 bebf0383 2002-03-30 alex 	{
193 bebf0383 2002-03-30 alex 		/* Kritische Meldungen in Error-File (stderr) */
194 bebf0383 2002-03-30 alex 		fprintf( stderr, "%s\n", msg );
195 bebf0383 2002-03-30 alex 		fflush( stderr );
196 bebf0383 2002-03-30 alex 	}
197 bebf0383 2002-03-30 alex 
198 bebf0383 2002-03-30 alex 	if( snotice )
199 bebf0383 2002-03-30 alex 	{
200 bebf0383 2002-03-30 alex 		/* NOTICE an lokale User mit "s"-Mode */
201 bebf0383 2002-03-30 alex 		Wall_ServerNotice( msg );
202 bebf0383 2002-03-30 alex 	}
203 f4ade537 2001-12-11 alex } /* Log */
204 f4ade537 2001-12-11 alex 
205 f4ade537 2001-12-11 alex 
206 c2f60abe 2002-05-27 alex GLOBAL VOID
207 c2f60abe 2002-05-27 alex Log_Init_Resolver( VOID )
208 ec1922ef 2001-12-29 alex {
209 ec1922ef 2001-12-29 alex #ifdef USE_SYSLOG
210 ec1922ef 2001-12-29 alex 	openlog( PACKAGE, LOG_CONS|LOG_PID, LOG_LOCAL5 );
211 ec1922ef 2001-12-29 alex #endif
212 ec1922ef 2001-12-29 alex } /* Log_Init_Resolver */
213 ec1922ef 2001-12-29 alex 
214 ec1922ef 2001-12-29 alex 
215 c2f60abe 2002-05-27 alex GLOBAL VOID
216 c2f60abe 2002-05-27 alex Log_Exit_Resolver( VOID )
217 ec1922ef 2001-12-29 alex {
218 ec1922ef 2001-12-29 alex #ifdef USE_SYSLOG
219 ec1922ef 2001-12-29 alex 	closelog( );
220 ec1922ef 2001-12-29 alex #endif
221 ec1922ef 2001-12-29 alex } /* Log_Exit_Resolver */
222 ec1922ef 2001-12-29 alex 
223 ec1922ef 2001-12-29 alex 
224 f7327524 2002-05-30 alex #ifdef PROTOTYPES
225 c2f60abe 2002-05-27 alex GLOBAL VOID
226 c2f60abe 2002-05-27 alex Log_Resolver( CONST INT Level, CONST CHAR *Format, ... )
227 f7327524 2002-05-30 alex #else
228 f7327524 2002-05-30 alex GLOBAL VOID
229 f7327524 2002-05-30 alex Log_Resolver( Level, Format, va_alist )
230 f7327524 2002-05-30 alex CONST INT Level;
231 f7327524 2002-05-30 alex CONST CHAR *Format;
232 f7327524 2002-05-30 alex va_dcl
233 f7327524 2002-05-30 alex #endif
234 ec1922ef 2001-12-29 alex {
235 ec1922ef 2001-12-29 alex 	/* Eintrag des Resolver in Logfile(s) schreiben */
236 ec1922ef 2001-12-29 alex 
237 03783eea 2002-01-05 alex #ifndef USE_SYSLOG
238 03783eea 2002-01-05 alex 	return;
239 03783eea 2002-01-05 alex #else
240 03783eea 2002-01-05 alex 
241 ec1922ef 2001-12-29 alex 	CHAR msg[MAX_LOG_MSG_LEN];
242 ec1922ef 2001-12-29 alex 	va_list ap;
243 ec1922ef 2001-12-29 alex 
244 ec1922ef 2001-12-29 alex 	assert( Format != NULL );
245 ec1922ef 2001-12-29 alex 
246 d040fa2a 2002-09-09 alex 	if( NGIRCd_NoDaemon ) return;
247 d040fa2a 2002-09-09 alex 
248 006c0328 2002-01-11 alex #ifdef DEBUG
249 006c0328 2002-01-11 alex 	if(( Level == LOG_DEBUG ) && ( ! NGIRCd_Debug )) return;
250 006c0328 2002-01-11 alex #else
251 ec1922ef 2001-12-29 alex 	if( Level == LOG_DEBUG ) return;
252 ec1922ef 2001-12-29 alex #endif
253 ec1922ef 2001-12-29 alex 
254 ec1922ef 2001-12-29 alex 	/* String mit variablen Argumenten zusammenbauen ... */
255 f7327524 2002-05-30 alex #ifdef PROTOTYPES
256 ec1922ef 2001-12-29 alex 	va_start( ap, Format );
257 f7327524 2002-05-30 alex #else
258 f7327524 2002-05-30 alex 	va_start( ap );
259 f7327524 2002-05-30 alex #endif
260 10363b39 2002-03-03 alex 	vsnprintf( msg, MAX_LOG_MSG_LEN, Format, ap );
261 10363b39 2002-03-03 alex 	va_end( ap );
262 ec1922ef 2001-12-29 alex 
263 ec1922ef 2001-12-29 alex 	/* ... und ausgeben */
264 ec1922ef 2001-12-29 alex 	syslog( Level, msg );
265 ec1922ef 2001-12-29 alex 
266 03783eea 2002-01-05 alex #endif
267 ec1922ef 2001-12-29 alex } /* Log_Resolver */
268 ec1922ef 2001-12-29 alex 
269 ec1922ef 2001-12-29 alex 
270 c2f60abe 2002-05-27 alex LOCAL VOID
271 c2f60abe 2002-05-27 alex Wall_ServerNotice( CHAR *Msg )
272 20a2ffef 2002-03-27 alex {
273 773d886d 2002-03-29 alex 	/* Server-Notice an entsprechende User verschicken */
274 773d886d 2002-03-29 alex 
275 20a2ffef 2002-03-27 alex 	CLIENT *c;
276 20a2ffef 2002-03-27 alex 
277 20a2ffef 2002-03-27 alex 	assert( Msg != NULL );
278 773d886d 2002-03-29 alex 
279 20a2ffef 2002-03-27 alex 	c = Client_First( );
280 20a2ffef 2002-03-27 alex 	while( c )
281 20a2ffef 2002-03-27 alex 	{
282 856f24eb 2002-10-09 alex 		if(( Client_Conn( c ) > NONE ) && ( Client_HasMode( c, 's' ))) IRC_WriteStrClient( c, "NOTICE %s :%s%s", Client_ThisServer( ), NOTICE_TXTPREFIX, Msg );
283 20a2ffef 2002-03-27 alex 		c = Client_Next( c );
284 20a2ffef 2002-03-27 alex 	}
285 20a2ffef 2002-03-27 alex } /* Wall_ServerNotice */
286 20a2ffef 2002-03-27 alex 
287 20a2ffef 2002-03-27 alex 
288 f4ade537 2001-12-11 alex /* -eof- */