X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=blobdiff_plain;f=src%2Fngircd%2Flog.c;h=a47ce92cd81571025a446ecd0f54b8553dcf9020;hp=799aeaa0415b2ae187d69c30805810ffba34d498;hb=bb1d014abad85b6938cf9d3e88e64f4ee6757ede;hpb=0dc0308d234ba463f7449d17c88f114ca9f5185b diff --git a/src/ngircd/log.c b/src/ngircd/log.c index 799aeaa0..a47ce92c 100644 --- a/src/ngircd/log.c +++ b/src/ngircd/log.c @@ -1,89 +1,312 @@ /* * ngIRCd -- The Next Generation IRC Daemon - * Copyright (c)2001 by Alexander Barton (alex@barton.de) + * Copyright (c)2001-2019 Alexander Barton (alex@barton.de) and Contributors. * - * 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 comBase beteiligten Autoren finden Sie in der Datei AUTHORS. - * - * $Id: log.c,v 1.6 2001/12/25 19:20:39 alex Exp $ - * - * log.c: Logging-Funktionen - * - * $Log: log.c,v $ - * Revision 1.6 2001/12/25 19:20:39 alex - * - es wird nun die Facility LOG_LOCAL5 zum Loggen verwendet. - * - * Revision 1.5 2001/12/15 00:07:56 alex - * - Log-Level der Start- und Stop-Meldungen angehoben. - * - * Revision 1.4 2001/12/13 02:04:16 alex - * - boesen "Speicherschiesser" in Log() gefixt. - * - * Revision 1.3 2001/12/12 23:31:24 alex - * - Zum Loggen wird nun auch syslog verwendet. - * - * Revision 1.2 2001/12/12 17:19:12 alex - * - in Log-Meldungen wird nun auch der Level der Meldung ausgegeben. - * - * Revision 1.1.1.1 2001/12/11 21:53:04 alex - * - Imported sources to CVS. + * 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. */ +#include "portab.h" -#define MAX_LOG_MSG_LEN 256 - - -#include -#include "global.h" +/** + * @file + * Logging functions + */ -#include #include -#include +#ifdef PROTOTYPES +# include +#else +# include +#endif #include -#include +#include +#include +#include + +#ifdef SYSLOG +# include +#endif + +#include "ngircd.h" +#include "conn.h" +#include "channel.h" +#include "irc-write.h" +#include "conf.h" -#include #include "log.h" +static bool Is_Daemon; + + +static void +Log_Message(int Level, const char *msg) +{ + if (!Is_Daemon) { + /* log to console */ + fprintf(stdout, "[%ld:%d %4ld] %s\n", (long)getpid(), Level, + (long)(time(NULL) - NGIRCd_Start), msg); + fflush(stdout); + } +#ifdef SYSLOG + else { + syslog(Level, "%s", msg); + } +#endif +} + -GLOBAL VOID Log_Init( VOID ) +/** + * Initialitze logging. + * This function is called before the configuration file is read in. + * + * @param Daemon_Mode Set to true if ngIRCd is running as daemon. + */ +GLOBAL void +Log_Init(bool Daemon_Mode) { - openlog( PACKAGE, LOG_CONS|LOG_PID, LOG_LOCAL5 ); - Log( LOG_NOTICE, PACKAGE" version "VERSION" started."); + Is_Daemon = Daemon_Mode; + +#ifdef SYSLOG +#ifndef LOG_CONS /* Kludge: mips-dec-ultrix4.5 has no LOG_CONS */ +#define LOG_CONS 0 +#endif +#ifdef LOG_DAEMON + openlog(PACKAGE, LOG_CONS|LOG_PID, LOG_DAEMON); +#else + openlog(PACKAGE, LOG_CONS|LOG_PID, 0); +#endif +#endif + Log(LOG_NOTICE, "%s starting ...", NGIRCd_Version); } /* Log_Init */ -GLOBAL VOID Log_Exit( VOID ) +/** + * Re-init logging after reading the configuration file. + */ +GLOBAL void +Log_ReInit(void) { - Log( LOG_NOTICE, PACKAGE" done."); - closelog( ); +#ifdef SYSLOG +#ifndef LOG_CONS /* Kludge: mips-dec-ultrix4.5 has no LOG_CONS */ +#define LOG_CONS 0 +#endif + closelog(); + openlog(PACKAGE, LOG_CONS|LOG_PID, Conf_SyslogFacility); +#endif +} + + +GLOBAL void +Log_Exit( void ) +{ + Log(LOG_NOTICE, "%s done%s, served %lu connection%s.", PACKAGE_NAME, + NGIRCd_SignalRestart ? " (restarting)" : "", Conn_CountAccepted(), + Conn_CountAccepted() == 1 ? "" : "s"); +#ifdef SYSLOG + closelog(); +#endif } /* Log_Exit */ -GLOBAL VOID Log( CONST INT Level, CONST CHAR *Format, ... ) +/** + * Log function for debug messages. + * This function is only functional when the program is compiled with debug + * code enabled; otherwise it is an empty function which the compiler will + * hopefully mangle down to "nothing" (see log.h). Therefore you should use + * LogDebug(...) in favor to Log(LOG_DEBUG, ...). + * @param Format Format string like printf(). + * @param ... Further arguments. + */ +#ifdef DEBUG +# ifdef PROTOTYPES +GLOBAL void +LogDebug( const char *Format, ... ) +# else +GLOBAL void +LogDebug( Format, va_alist ) +const char *Format; +va_dcl +# endif /* PROTOTYPES */ { - /* Eintrag in Logfile(s) schreiben */ + char msg[MAX_LOG_MSG_LEN]; + va_list ap; + + if (!NGIRCd_Debug) return; +#ifdef PROTOTYPES + va_start( ap, Format ); +#else + va_start( ap ); +#endif + vsnprintf( msg, MAX_LOG_MSG_LEN, Format, ap ); + va_end( ap ); + Log(LOG_DEBUG, "%s", msg); +} +#endif /* DEBUG */ - CHAR msg[MAX_LOG_MSG_LEN]; + +/** + * Logging function of ngIRCd. + * This function logs messages to the console and/or syslog, whichever is + * suitable for the mode ngIRCd is running in (daemon vs. non-daemon). + * If LOG_snotice is set, the log messages goes to all user with the mode +s + * set and the local &SERVER channel, too. + * Please note: you should use LogDebug(...) for debug messages! + * @param Level syslog level (LOG_xxx) + * @param Format Format string like printf(). + * @param ... Further arguments. + */ +#ifdef PROTOTYPES +GLOBAL void +Log( int Level, const char *Format, ... ) +#else +GLOBAL void +Log( Level, Format, va_alist ) +int Level; +const char *Format; +va_dcl +#endif +{ + char msg[MAX_LOG_MSG_LEN]; + bool snotice; va_list ap; assert( Format != NULL ); - /* String mit variablen Argumenten zusammenbauen ... */ - va_start( ap, Format ); - vsnprintf( msg, MAX_LOG_MSG_LEN - 1, Format, ap ); - msg[MAX_LOG_MSG_LEN - 1] = '\0'; + if( Level & LOG_snotice ) + { + /* Notice an User mit "s" Mode */ + snotice = true; + Level &= ~LOG_snotice; + } + else snotice = false; - /* ... und ausgeben */ - printf( "[%d] %s\n", Level, msg ); - syslog( Level, msg ); +#ifdef DEBUG + if(( Level == LOG_DEBUG ) && ( ! NGIRCd_Debug )) return; +#else + if( Level == LOG_DEBUG ) return; +#endif +#ifdef PROTOTYPES + va_start( ap, Format ); +#else + va_start( ap ); +#endif + vsnprintf( msg, MAX_LOG_MSG_LEN, Format, ap ); va_end( ap ); + + Log_Message(Level, msg); + + if (snotice) { + /* Send NOTICE to all local users with mode +s and to the + * local &SERVER channel */ + Log_ServerNotice('s', "%s", msg); + Channel_LogServer(msg); + } } /* Log */ +GLOBAL void +Log_Init_Subprocess(char UNUSED *Name) +{ +#ifdef SYSLOG + openlog(PACKAGE, LOG_CONS|LOG_PID, Conf_SyslogFacility); +#endif +#ifdef DEBUG + Log_Subprocess(LOG_DEBUG, "%s sub-process starting, PID %ld.", + Name, (long)getpid()); +#endif +} + + +GLOBAL void +Log_Exit_Subprocess(char UNUSED *Name) +{ +#ifdef DEBUG + Log_Subprocess(LOG_DEBUG, "%s sub-process %ld done.", + Name, (long)getpid()); +#endif +#ifdef SYSLOG + closelog( ); +#endif +} + + +#ifdef PROTOTYPES +GLOBAL void +Log_Subprocess(const int Level, const char *Format, ...) +#else +GLOBAL void +Log_Subprocess(Level, Format, va_alist) +const int Level; +const char *Format; +va_dcl +#endif +{ + char msg[MAX_LOG_MSG_LEN]; + va_list ap; + + assert(Format != NULL); + +#ifdef DEBUG + if ((Level == LOG_DEBUG) && (!NGIRCd_Debug)) + return; +#else + if (Level == LOG_DEBUG) + return; +#endif + +#ifdef PROTOTYPES + va_start(ap, Format); +#else + va_start(ap); +#endif + vsnprintf(msg, MAX_LOG_MSG_LEN, Format, ap); + va_end(ap); + + Log_Message(Level, msg); +} + + +/** + * Send a log message to all local users flagged with the given user mode. + * @param UserMode User mode which the target user must have set, + * @param Format The format string. + */ +#ifdef PROTOTYPES +GLOBAL void +Log_ServerNotice(const char UserMode, const char *Format, ... ) +#else +GLOBAL void +Log_ServerNotice(UserMode, Format, va_alist) +const char UserMode; +const char *Format; +va_dcl +#endif +{ + CLIENT *c; + 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); + + for(c=Client_First(); c != NULL; c=Client_Next(c)) { + if (Client_Conn(c) > NONE && Client_HasMode(c, UserMode)) + IRC_WriteStrClient(c, "NOTICE %s :%s%s", Client_ID(c), + NOTICE_TXTPREFIX, msg); + } +} /* Log_ServerNotice */ + + /* -eof- */