/* $OpenLDAP$ */ /* * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved. * COPYING RESTRICTIONS APPLY, see COPYRIGHT file */ #include "portable.h" #include #include #include #include #include #include #ifdef LDAP_SYSLOG #include #endif #include "ldap_log.h" #include "ldap_defaults.h" #include "lber.h" #include "ldap_pvt.h" struct DEBUGLEVEL { char *subsystem; int level; }; int ldap_loglevels[LDAP_SUBSYS_NUM]; static FILE *log_file = NULL; static int global_level = 0; #ifdef LDAP_SYSLOG static int use_syslog = 0; static int debug2syslog(int l) { switch (l) { case LDAP_LEVEL_EMERG: return LOG_EMERG; case LDAP_LEVEL_ALERT: return LOG_ALERT; case LDAP_LEVEL_CRIT: return LOG_CRIT; case LDAP_LEVEL_ERR: return LOG_ERR; case LDAP_LEVEL_WARNING: return LOG_WARNING; case LDAP_LEVEL_NOTICE: return LOG_NOTICE; case LDAP_LEVEL_INFO: return LOG_INFO; } return LOG_DEBUG; } #endif static char *lutil_levels[] = {"emergency", "alert", "critical", "error", "warning", "notice", "information", "entry", "args", "results", "detail1", "detail2", NULL}; static char *lutil_subsys[LDAP_SUBSYS_NUM] = {"global","operation", "transport", "connection", "filter", "ber", "config", "acl", "cache", "index", "ldif", "tools", "slapd", "slurpd", "backend", "back_bdb", "back_ldbm", "back_ldap", "back_meta", "back_mon" }; int lutil_mnem2subsys( const char *subsys ) { int i; for( i = 0; i < LDAP_SUBSYS_NUM; i++ ) { if ( !strcasecmp( subsys, lutil_subsys[i] ) ) { return i; } } return -1; } void lutil_set_all_backends( int level ) { int i; for( i = 0; i < LDAP_SUBSYS_NUM; i++ ) { if ( !strncasecmp( "back_", lutil_subsys[i], strlen("back_") ) ) { ldap_loglevels[i] = level; } } } int lutil_mnem2level( const char *level ) { int i; for( i = 0; lutil_levels[i] != NULL; i++ ) { if ( !strcasecmp( level, lutil_levels[i] ) ) { return i; } } return -1; } static int addSubsys( const char *subsys, int level ) { int subsys_num; if ( !strcasecmp( subsys, "backend" ) ) { lutil_set_all_backends( level ); return level; } else { subsys_num = lutil_mnem2subsys(subsys); if(subsys_num < 0) { fprintf(stderr, _("Unknown Subsystem name [ %s ] - Discarded\n"), subsys); fflush(stderr); return -1; } ldap_loglevels[subsys_num] = level; return level; } return -1; } int lutil_set_debug_level( const char* subsys, int level ) { return( addSubsys( subsys, level ) ); } int lutil_debug_file( FILE *file ) { log_file = file; ber_set_option( NULL, LBER_OPT_LOG_PRINT_FILE, file ); return 0; } void lutil_log_int( FILE* file, const char *subsys, int level, const char *fmt, va_list vl ) { #ifdef HAVE_WINSOCK time_t now; struct tm *today; #endif size_t i; char * t_subsys; char * tmp; t_subsys = strdup(subsys); for(tmp = t_subsys, i = 0; i < strlen(t_subsys); i++, tmp++) *tmp = TOUPPER( (unsigned char) *tmp ); #ifdef LDAP_SYSLOG /* we're configured to use syslog */ if( use_syslog ) { #ifdef HAVE_VSYSLOG vsyslog( debug2syslog(level), fmt, vl ); #else char data[4096]; vsnprintf( data, sizeof(data), fmt, vl ); syslog( debug2syslog(level), data ); #endif return; } #endif #if 0 #ifdef HAVE_WINSOCK if( log_file == NULL ) { log_file = fopen( LDAP_RUNDIR LDAP_DIRSEP "openldap.log", "w" ); if ( log_file == NULL ) log_file = fopen( "openldap.log", "w" ); if ( log_file == NULL ) return; ber_set_option( NULL, LBER_OPT_LOG_PRINT_FILE, log_file ); } #endif #endif if( file == NULL ) { /* * Use stderr unless file was specified via: * ber_set_option( NULL, LBER_OPT_LOG_PRINT_FILE, file) */ file = stderr; } #ifdef HAVE_WINSOCK /* * Stick the time in the buffer to output when using Winsock * as NT can't pipe to a timestamp program like Unix can. * This, of course, makes some logs hard to read. */ time( &now ); today = localtime( &now ); fprintf( file, "%4d%02d%02d:%02d:%02d:%02d ", today->tm_year + 1900, today->tm_mon + 1, today->tm_mday, today->tm_hour, today->tm_min, today->tm_sec ); #endif /* * format the output data. */ fprintf(file, "\n%s:: ", t_subsys ); vfprintf( file, fmt, vl ); fflush( file ); } /* * The primary logging routine. Takes the subsystem being logged from, the * level of the log output and the format and data. Send this on to the * internal routine with the print file, if any. */ void lutil_log( const int subsys, int level, const char *fmt, ... ) { FILE* outfile = NULL; va_list vl; va_start( vl, fmt ); ber_get_option( NULL, LBER_OPT_LOG_PRINT_FILE, &outfile ); lutil_log_int( outfile, lutil_subsys[subsys], level, fmt, vl ); va_end( vl ); } void lutil_log_initialize(int argc, char **argv) { int i; /* * Start by setting the hook for the libraries to use this logging * routine. */ ber_set_option( NULL, LBER_OPT_LOG_PROC, (void*)lutil_log_int ); if ( argc == 0 ) return; /* * Now go through the command line options to set the debugging * levels */ for( i = 0; i < argc; i++ ) { char *next = argv[i]; if ( i < argc-1 && next[0] == '-' && next[1] == 'd' ) { char subsys[64]; int level; char *optarg = argv[i+1]; char *index = strchr( optarg, '=' ); if ( index != NULL ) { *index = 0; strcpy ( subsys, optarg ); level = atoi( index+1 ); if ( level <= 0 ) level = lutil_mnem2level( index + 1 ); lutil_set_debug_level( subsys, level ); *index = '='; } else { global_level = atoi( optarg ); ldap_loglevels[0] = global_level; /* * if a negative number was used, make the global level the * maximum sane level. */ if ( global_level < 0 ) { global_level = 65535; ldap_loglevels[0] = 65535; } } } } } void (lutil_debug)( int debug, int level, const char *fmt, ... ) { char buffer[4096]; va_list vl; if ( !(level & debug ) ) return; #ifdef HAVE_WINSOCK if( log_file == NULL ) { log_file = fopen( LDAP_RUNDIR LDAP_DIRSEP "openldap.log", "w" ); if ( log_file == NULL ) log_file = fopen( "openldap.log", "w" ); if ( log_file == NULL ) return; ber_set_option( NULL, LBER_OPT_LOG_PRINT_FILE, log_file ); } #endif va_start( vl, fmt ); vsnprintf( buffer, sizeof(buffer), fmt, vl ); buffer[sizeof(buffer)-1] = '\0'; if( log_file != NULL ) { fputs( buffer, log_file ); fflush( log_file ); } fputs( buffer, stderr ); va_end( vl ); }