2 * ngIRCd -- The Next Generation IRC Daemon
3 * Copyright (c)2001-2010 Alexander Barton (alex@barton.de)
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 * Please read the file COPYING, README and AUTHORS for more information.
27 #include <sys/types.h>
38 #include "irc-write.h"
45 static char Init_Txt[127];
46 static bool Is_Daemon;
49 static char Error_File[FNAME_LEN];
54 Log_Message(int Level, const char *msg)
58 fprintf(stdout, "[%ld:%d %4ld] %s\n", (long)getpid(), Level,
59 (long)time(NULL) - NGIRCd_Start, msg);
64 syslog(Level, "%s", msg);
71 Log_Init( bool Daemon_Mode )
73 Is_Daemon = Daemon_Mode;
76 #ifndef LOG_CONS /* Kludge: mips-dec-ultrix4.5 has no LOG_CONS */
79 openlog(PACKAGE_NAME, LOG_CONS|LOG_PID, Conf_SyslogFacility);
82 Log( LOG_NOTICE, "%s started.", NGIRCd_Version );
84 /* Information about "Operation Mode" */
89 strlcpy( Init_Txt, "debug-mode", sizeof Init_Txt );
94 if( Init_Txt[0] ) strlcat( Init_Txt, ", ", sizeof Init_Txt );
95 strlcat( Init_Txt, "no-daemon-mode", sizeof Init_Txt );
99 if( Init_Txt[0] ) strlcat( Init_Txt, ", ", sizeof Init_Txt );
100 strlcat( Init_Txt, "passive-mode", sizeof Init_Txt );
105 if( Init_Txt[0] ) strlcat( Init_Txt, ", ", sizeof Init_Txt );
106 strlcat( Init_Txt, "network sniffer", sizeof Init_Txt );
109 if( Init_Txt[0] ) Log( LOG_INFO, "Activating: %s.", Init_Txt );
112 Error_File[0] = '\0';
119 Log_InitErrorfile( void )
121 snprintf( Error_File, sizeof Error_File, "%s/%s-%ld.err", ERROR_DIR, PACKAGE_NAME, (long)getpid( ));
124 if( ! freopen( Error_File, "w", stderr ))
126 Log( LOG_ERR, "Can't reopen stderr (\"%s\"): %s", Error_File, strerror( errno ));
130 fputs( ctime( &NGIRCd_Start ), stderr );
131 fprintf( stderr, "%s started.\n", NGIRCd_Version );
132 fprintf( stderr, "Activating: %s\n\n", Init_Txt[0] ? Init_Txt : "-" );
135 Log(LOG_DEBUG, "Redirected stderr to \"%s\".", Error_File);
136 } /* Log_InitErrfile */
144 Log(LOG_NOTICE, "%s done%s, served %lu connections.", PACKAGE_NAME,
145 NGIRCd_SignalRestart ? " (restarting)" : "", Conn_CountAccepted());
150 /* Error-File (stderr) loeschen */
151 if( unlink( Error_File ) != 0 ) Log( LOG_ERR, "Can't delete \"%s\": %s", Error_File, strerror( errno ));
162 * Log function for debug messages.
163 * This function is only functional when the program is compiled with debug
164 * code enabled; otherwise it is an empty function which the compiler will
165 * hopefully mangle down to "nothing" (see log.h). Therefore you should use
166 * LogDebug(...) in favor to Log(LOG_DEBUG, ...).
167 * @param Format Format string like printf().
168 * @param ... Further arguments.
173 LogDebug( const char *Format, ... )
176 LogDebug( Format, va_alist )
179 # endif /* PROTOTYPES */
181 char msg[MAX_LOG_MSG_LEN];
184 if (!NGIRCd_Debug) return;
186 va_start( ap, Format );
190 vsnprintf( msg, MAX_LOG_MSG_LEN, Format, ap );
192 Log(LOG_DEBUG, "%s", msg);
198 * Logging function of ngIRCd.
199 * This function logs messages to the console and/or syslog, whichever is
200 * suitable for the mode ngIRCd is running in (daemon vs. non-daemon).
201 * If LOG_snotice is set, the log messages goes to all user with the mode +s
202 * set and the local &SERVER channel, too.
203 * Please note: you sould use LogDebug(...) for debug messages!
204 * @param Level syslog level (LOG_xxx)
205 * @param Format Format string like printf().
206 * @param ... Further arguments.
210 Log( int Level, const char *Format, ... )
213 Log( Level, Format, va_alist )
219 char msg[MAX_LOG_MSG_LEN];
223 assert( Format != NULL );
225 if( Level & LOG_snotice )
227 /* Notice an User mit "s" Mode */
229 Level &= ~LOG_snotice;
231 else snotice = false;
234 if(( Level == LOG_DEBUG ) && ( ! NGIRCd_Debug )) return;
236 if( Level == LOG_DEBUG ) return;
240 va_start( ap, Format );
244 vsnprintf( msg, MAX_LOG_MSG_LEN, Format, ap );
247 Log_Message(Level, msg);
249 if (Level <= LOG_CRIT) {
250 /* log critical messages to stderr */
251 fprintf(stderr, "%s\n", msg);
256 /* Send NOTICE to all local users with mode +s and to the
257 * local &SERVER channel */
258 Log_ServerNotice('s', "%s", msg);
259 Channel_LogServer(msg);
265 Log_Init_Subprocess(char UNUSED *Name)
268 openlog(PACKAGE_NAME, LOG_CONS|LOG_PID, Conf_SyslogFacility);
271 Log_Subprocess(LOG_DEBUG, "%s sub-process starting, PID %ld.",
272 Name, (long)getpid());
278 Log_Exit_Subprocess(char UNUSED *Name)
281 Log_Subprocess(LOG_DEBUG, "%s sub-process %ld done.",
282 Name, (long)getpid());
292 Log_Subprocess(const int Level, const char *Format, ...)
295 Log_Subprocess(Level, Format, va_alist)
301 char msg[MAX_LOG_MSG_LEN];
304 assert(Format != NULL);
307 if ((Level == LOG_DEBUG) && (!NGIRCd_Debug))
310 if (Level == LOG_DEBUG)
315 va_start(ap, Format);
319 vsnprintf(msg, MAX_LOG_MSG_LEN, Format, ap);
322 Log_Message(Level, msg);
327 * Send a log message to all local users flagged with the given user mode.
328 * @param UserMode User mode which the target user must have set,
329 * @param Format The format string.
333 Log_ServerNotice(const char UserMode, const char *Format, ... )
336 Log_ServerNotice(UserMode, Format, va_alist)
343 char msg[MAX_LOG_MSG_LEN];
346 assert(Format != NULL);
349 va_start(ap, Format);
353 vsnprintf(msg, MAX_LOG_MSG_LEN, Format, ap);
356 for(c=Client_First(); c != NULL; c=Client_Next(c)) {
357 if (Client_Conn(c) > NONE && Client_HasMode(c, UserMode))
358 IRC_WriteStrClient(c, "NOTICE %s :%s%s", Client_ID(c),
359 NOTICE_TXTPREFIX, msg);
361 } /* Log_ServerNotice */