#include <stdio.h>
+#include <ac/signal.h>
#include <ac/socket.h>
#include <ac/string.h>
#include <ac/time.h>
#include <ac/unistd.h>
+#include <ac/wait.h>
+#include <ac/signal.h>
+#include <ac/errno.h>
-#include "ldapconfig.h"
+#include "ldap_defaults.h"
#include "slap.h"
-#include "lutil.h" /* Get lutil_detach() */
+#include "lutil.h"
+#ifdef LDAP_SIGCHLD
+static RETSIGTYPE wait4child( int sig );
+#endif
-/*
- * read-only global variables or variables only written by the listener
- * thread (after they are initialized) - no need to protect them with a mutex.
- */
-int slap_debug = 0;
-
-#ifdef LDAP_DEBUG
-int ldap_syslog = LDAP_DEBUG_STATS;
+#ifdef HAVE_WINSOCK
+#define MAIN_RETURN(x) return
+struct sockaddr_in bind_addr;
+
+/* in nt_main.c */
+extern SERVICE_STATUS SLAPDServiceStatus;
+extern SERVICE_STATUS_HANDLE hSLAPDServiceStatus;
+extern ldap_pvt_thread_cond_t started_event, stopped_event;
+extern int is_NT_Service;
+
+void LogSlapdStartedEvent( char *svc, int slap_debug, char *configfile, short port, int udp );
+void LogSlapdStoppedEvent( char *svc );
+
+void CommenceStartupProcessing( LPCTSTR serviceName,
+ void(*stopper)(int));
+void ReportSlapdShutdownComplete( void );
+void *getRegParam( char *svc, char *value );
+
+#define SERVICE_EXIT( e, n ) \
+ if ( is_NT_Service ) \
+{ \
+ SLAPDServiceStatus.dwWin32ExitCode = e; \
+ SLAPDServiceStatus.dwServiceSpecificExitCode = n; \
+}
#else
-int ldap_syslog;
+#define SERVICE_EXIT( e, n )
+#define MAIN_RETURN(x) return(x)
#endif
-int ldap_syslog_level = LOG_DEBUG;
-int udp;
-char *default_referral;
-char *configfile;
-time_t starttime;
-pthread_t listener_tid;
-int g_argc;
-char **g_argv;
-/*
- * global variables that need mutex protection
- */
-time_t currenttime;
-pthread_mutex_t currenttime_mutex;
-int active_threads;
-pthread_mutex_t active_threads_mutex;
-pthread_mutex_t new_conn_mutex;
-#ifdef SLAPD_CRYPT
-pthread_mutex_t crypt_mutex;
-#endif
-long ops_initiated;
-long ops_completed;
-int num_conns;
-pthread_mutex_t ops_mutex;
-long num_entries_sent;
-long num_bytes_sent;
-pthread_mutex_t num_sent_mutex;
+short port = LDAP_PORT;
+#ifdef HAVE_TLS
+short tls_port = LDAP_TLS_PORT;
+#endif
/*
- * these mutexes must be used when calling the entry2str()
- * routine since it returns a pointer to static data.
+ * when more than one slapd is running on one machine, each one might have
+ * it's own LOCAL for syslogging and must have its own pid/args files
*/
-pthread_mutex_t entry2str_mutex;
-pthread_mutex_t replog_mutex;
+
+#ifndef HAVE_MKVERSION
+const char Versionstr[] =
+ OPENLDAP_PACKAGE " " OPENLDAP_VERSION " Standalone LDAP Server (slapd)";
+#endif
+
+#ifdef LOG_LOCAL4
+
+#define DEFAULT_SYSLOG_USER LOG_LOCAL4
+
+typedef struct _str2intDispatch {
+ char *stringVal;
+ int abbr;
+ int intVal;
+} STRDISP, *STRDISP_P;
+
+
+/* table to compute syslog-options to integer */
+static STRDISP syslog_types[] = {
+ { "LOCAL0", 6, LOG_LOCAL0 },
+ { "LOCAL1", 6, LOG_LOCAL1 },
+ { "LOCAL2", 6, LOG_LOCAL2 },
+ { "LOCAL3", 6, LOG_LOCAL3 },
+ { "LOCAL4", 6, LOG_LOCAL4 },
+ { "LOCAL5", 6, LOG_LOCAL5 },
+ { "LOCAL6", 6, LOG_LOCAL6 },
+ { "LOCAL7", 6, LOG_LOCAL7 },
+ { NULL }
+};
+
+static int cnvt_str2int( char *, STRDISP_P, int );
+
+#endif /* LOG_LOCAL4 */
+
static void
usage( char *name )
{
- fprintf( stderr, "usage: %s [-d ?|debuglevel] [-f configfile] [-p portnumber] [-s sysloglevel]\n", name );
+ fprintf( stderr, "usage: %s [-d ?|debuglevel] [-f configfile] [-p portnumber] [-s sysloglevel]", name );
+ fprintf( stderr, "\n [-a bind-address] [-i] [-u]" );
+#ifdef HAVE_WINSOCK
+ fprintf( stderr, " [-n NTserviceName]" );
+#endif
+#if LDAP_CONNECTIONLESS
+ fprintf( stderr, " [-c]" );
+#endif
+#ifdef SLAPD_BDB2
+ fprintf( stderr, " [-t]" );
+#endif
+#ifdef LOG_LOCAL4
+ fprintf( stderr, " [-l sysloguser]" );
+#endif
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ fprintf( stderr, " [-u user] [-g group]" );
+#endif
+ fprintf( stderr, "\n" );
}
-int
-main( int argc, char **argv )
+time_t starttime;
+struct sockaddr_in bind_addr;
+ber_int_t tcps;
+#ifdef HAVE_TLS
+struct sockaddr_in tls_bind_addr;
+ber_int_t tls_tcps;
+#endif
+
+#ifdef HAVE_WINSOCK
+void WINAPI ServiceMain( DWORD argc, LPTSTR *argv )
+#else
+int main( int argc, char **argv )
+#endif
{
int i;
int inetd = 0;
- int port;
- char *myname;
- Backend *be = NULL;
- FILE *fp = NULL;
+ int rc;
+ struct slapd_args args;
+ int udp;
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ char *username = NULL;
+ char *groupname = NULL;
+#endif
+#ifdef LOG_LOCAL4
+ int syslogUser = DEFAULT_SYSLOG_USER;
+#endif
+#ifdef HAVE_WINSOCK
+ char *NTservice = SERVICE_NAME;
+ char *configfile = ".\\slapd.conf";
+#else
+ char *configfile = SLAPD_DEFAULT_CONFIGFILE;
+#endif
+ char *serverName;
+ int serverMode = SLAP_SERVER_MODE;
+ int use_tls_port = 0;
+
+ (void) memset( (void*) &bind_addr, '\0', sizeof(bind_addr));
+ bind_addr.sin_family = AF_INET;
+ bind_addr.sin_addr.s_addr = htonl(INADDR_ANY);
+ bind_addr.sin_port = htons(port);
+#ifdef HAVE_TLS
+ tls_bind_addr.sin_family = AF_INET;
+ tls_bind_addr.sin_addr.s_addr = htonl(INADDR_ANY);
+ tls_bind_addr.sin_port = htons(tls_port);
+#endif
- configfile = SLAPD_DEFAULT_CONFIGFILE;
- port = LDAP_PORT;
g_argc = argc;
g_argv = argv;
- while ( (i = getopt( argc, argv, "d:f:ip:s:u" )) != EOF ) {
+#ifdef HAVE_WINSOCK
+ {
+ int *newPort;
+ int *newDebugLevel;
+ char *newConfigFile;
+ ldap_debug = 0xffff;
+ if ( is_NT_Service ) CommenceStartupProcessing( NTservice, slap_set_shutdown );
+ newPort = (int*)getRegParam( NULL, "Port" );
+ if ( newPort != NULL )
+ {
+ port = *newPort;
+ bind_addr.sin_port = htons(port);
+ Debug ( LDAP_DEBUG_ANY, "new port from registry is: %d\n", port, 0, 0 );
+ }
+ newDebugLevel = (int*)getRegParam( NULL, "DebugLevel" );
+ if ( newDebugLevel != NULL )
+ {
+ slap_debug = *newDebugLevel;
+ Debug( LDAP_DEBUG_ANY, "new debug level from registry is: %d\n", slap_debug, 0, 0 );
+ }
+ newConfigFile = (char*)getRegParam( NULL, "ConfigFile" );
+ if ( newConfigFile != NULL )
+ {
+ configfile = newConfigFile;
+ Debug ( LDAP_DEBUG_ANY, "new config file from registry is: %s\n", configfile, 0, 0 );
+ }
+ }
+#endif
+
+ while ( (i = getopt( argc, argv,
+ "d:f:ia:p:s:u"
+#ifdef LOG_LOCAL4
+ "l:"
+#endif
+#ifdef SLAPD_BDB2
+ "t"
+#endif
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ "u:g:"
+#endif
+#ifdef LDAP_CONNECTIONLESS
+ "c"
+#endif
+#ifdef HAVE_WINSOCK
+ "n:"
+#endif
+#ifdef HAVE_TLS
+ "P:T"
+#endif
+ )) != EOF ) {
switch ( i ) {
+ case 'a': /* bind address */
+#ifdef HAVE_WINSOCK
+ if(!(bind_addr.sin_addr.S_un.S_addr = inet_addr(optarg)))
+#else
+ if(!inet_aton(optarg, &bind_addr.sin_addr))
+#endif
+ {
+ fprintf(stderr, "invalid address (%s) for -a option", optarg);
+ }
+#ifdef HAVE_TLS
+#ifdef HAVE_WINSOCK
+ tls_bind_addr.sin_addr.S_un.S_addr = inet_addr(optarg);
+#else
+ inet_aton(optarg, &tls_bind_addr.sin_addr);
+#endif
+#endif
+ break;
+
#ifdef LDAP_DEBUG
case 'd': /* turn on debugging */
if ( optarg[0] == '?' ) {
inetd = 1;
break;
- case 'p': /* port on which to listen */
- port = atoi( optarg );
- break;
+ case 'p': { /* port on which to listen */
+ port = (short)atoi( optarg );
+ if(! port ) {
+ fprintf(stderr, "-p %s must be numeric\n", optarg);
+ } else {
+ bind_addr.sin_port = htons(port);
+ }
+ } break;
+
+#ifdef HAVE_TLS
+ case 'P': { /* port on which to listen for TLS */
+ tls_port = (short)atoi( optarg );
+ if(! tls_port ) {
+ fprintf(stderr, "-P %s must be numeric\n", optarg);
+ } else {
+ tls_bind_addr.sin_port = htons(tls_port);
+ }
+ } break;
+#endif
case 's': /* set syslog level */
ldap_syslog = atoi( optarg );
break;
- case 'u': /* do udp */
+#ifdef LOG_LOCAL4
+ case 'l': /* set syslog local user */
+ syslogUser = cnvt_str2int( optarg, syslog_types,
+ DEFAULT_SYSLOG_USER );
+ break;
+#endif
+
+#ifdef LDAP_CONNECTIONLESS
+ case 'c': /* do connectionless (udp) */
udp = 1;
break;
+#endif
+
+#ifdef SLAPD_BDB2
+ case 't': /* timed server */
+ serverMode = SLAP_TIMEDSERVER_MODE;
+ break;
+#endif
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ case 'u': /* user name */
+ if( username ) free(username);
+ username = ch_strdup( optarg );
+ break;
+
+ case 'g': /* group name */
+ if( groupname ) free(groupname);
+ groupname = ch_strdup( optarg );
+ break;
+#endif /* SETUID && GETUID */
+#ifdef HAVE_WINSOCK
+ case 'n': /* NT service name */
+ NTservice = ch_strdup( optarg );
+ break;
+#endif
+#ifdef HAVE_TLS
+ case 'T': /* Bind on TLS port */
+ use_tls_port = 1;
+ break;
+#endif
default:
usage( argv[0] );
- exit( 1 );
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 15 );
+ goto stop;
}
}
- lber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &slap_debug);
+ ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &slap_debug);
ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &slap_debug);
ldif_debug = slap_debug;
Debug( LDAP_DEBUG_TRACE, "%s", Versionstr, 0, 0 );
- if ( (myname = strrchr( argv[0], '/' )) == NULL ) {
- myname = ch_strdup( argv[0] );
+ if ( (serverName = strrchr( argv[0], *LDAP_DIRSEP )) == NULL ) {
+ serverName = ch_strdup( argv[0] );
} else {
- myname = ch_strdup( myname + 1 );
+ serverName = ch_strdup( serverName + 1 );
}
- if ( ! inetd ) {
- /* pre-open config file before detach in case it is a relative path */
- fp = fopen( configfile, "r" );
+#ifdef LOG_LOCAL4
+ openlog( serverName, OPENLOG_OPTIONS, syslogUser );
+#else
+ openlog( serverName, OPENLOG_OPTIONS );
+#endif
+
+#if defined(HAVE_SETUID) && defined(HAVE_SETGID)
+ if ( username != NULL || groupname != NULL )
+ slap_init_user( username, groupname );
+#endif
+
+ if ( slap_init( serverMode, serverName ) != 0 ) {
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 18 );
+ goto destroy;
+ }
+
+ if ( read_config( configfile ) != 0 ) {
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 19 );
+ goto destroy;
+ }
+
+#ifdef HAVE_TLS
+ ldap_pvt_tls_init();
+ ldap_pvt_tls_init_def_ctx();
+#endif
+
+ tcps = set_socket( inetd ? NULL : &bind_addr );
+ if ( tcps == -1 )
+ goto destroy;
+#ifdef HAVE_TLS
+ if ( use_tls_port ) {
+ tls_tcps = set_socket( inetd ? NULL : &tls_bind_addr );
+ if ( tls_tcps == -1 )
+ goto destroy;
+ } else {
+ tls_tcps = -1;
+ }
+#endif
+
+ (void) SIGNAL( LDAP_SIGUSR1, slap_do_nothing );
+ (void) SIGNAL( LDAP_SIGUSR2, slap_set_shutdown );
+#ifdef SIGPIPE
+ (void) SIGNAL( SIGPIPE, SIG_IGN );
+#endif
+#ifdef SIGHUP
+ (void) SIGNAL( SIGHUP, slap_set_shutdown );
+#endif
+ (void) SIGNAL( SIGINT, slap_set_shutdown );
+ (void) SIGNAL( SIGTERM, slap_set_shutdown );
+#ifdef LDAP_SIGCHLD
+ (void) SIGNAL( LDAP_SIGCHLD, wait4child );
+#endif
+#ifdef SIGBREAK
+ /* SIGBREAK is generated when Ctrl-Break is pressed. */
+ (void) SIGNAL( SIGBREAK, slap_set_shutdown );
+#endif
+
+#ifndef HAVE_WINSOCK
+ if(!inetd) {
#ifdef LDAP_DEBUG
lutil_detach( ldap_debug, 0 );
#else
lutil_detach( 0, 0 );
#endif
}
-#ifdef LOG_LOCAL4
- openlog( myname, OPENLOG_OPTIONS, LOG_LOCAL4 );
-#else
- openlog( myname, OPENLOG_OPTIONS );
-#endif
+#endif /* HAVE_WINSOC */
- init();
- read_config( configfile, &be, fp );
+ if ( slap_startup(-1) != 0 ) {
+ rc = 1;
+ SERVICE_EXIT( ERROR_SERVICE_SPECIFIC_ERROR, 20 );
+ goto shutdown;
+ }
- if ( ! inetd ) {
- pthread_attr_t attr;
- int status;
+ if(!inetd) {
+ FILE *fp;
- time( &starttime );
- pthread_attr_init( &attr );
-#ifdef DETACH_LISTENER_THREAD
- /* we should detach it if we're going to join with it */
- pthread_attr_setdetachstate( &attr, PTHREAD_CREATE_DETACHED );
+ args.addr = &bind_addr;
+#ifdef HAVE_TLS
+ args.tls_addr = &tls_bind_addr;
#endif
-#if !defined(HAVE_PTHREADS_D4)
- /* POSIX_THREADS or compatible
- * This is a draft 10 or standard pthreads implementation
- */
- if ( pthread_create( &listener_tid, &attr, slapd_daemon,
- (void *) port ) != 0 ) {
- Debug( LDAP_DEBUG_ANY,
- "listener pthread_create failed\n", 0, 0, 0 );
- exit( 1 );
+ Debug( LDAP_DEBUG_ANY, "slapd starting\n", 0, 0, 0 );
+
+ if (( slapd_pid_file != NULL ) &&
+ (( fp = fopen( slapd_pid_file, "w" )) != NULL ))
+ {
+ fprintf( fp, "%d\n", (int) getpid() );
+ fclose( fp );
}
-#else /* draft4 */
- /*
- * This is a draft 4 or earlier pthreads implementation
- */
- if ( pthread_create( &listener_tid, attr, slapd_daemon,
- (void *) port ) != 0 ) {
- Debug( LDAP_DEBUG_ANY,
- "listener pthread_create failed\n", 0, 0, 0 );
- exit( 1 );
+
+ if (( slapd_args_file != NULL ) &&
+ (( fp = fopen( slapd_args_file, "w" )) != NULL ))
+ {
+ for ( i = 0; i < g_argc; i++ ) {
+ fprintf( fp, "%s ", g_argv[i] );
+ }
+ fprintf( fp, "\n" );
+ fclose( fp );
}
-#endif /* !draft4 */
- pthread_attr_destroy( &attr );
-#ifdef HAVE_PHREADS_FINAL
- pthread_join( listener_tid, (void *) NULL );
+
+ } else {
+ args.addr = NULL;
+#ifdef HAVE_TLS
+ args.tls_addr = NULL;
+#endif
+ }
+ args.tcps = tcps;
+#ifdef HAVE_TLS
+ args.tls_tcps = tls_tcps;
+#endif
+
+ time( &starttime );
+#ifdef HAVE_WINSOCK
+ LogSlapdStartedEvent( NTservice, slap_debug, configfile, port, udp );
+#endif
+
+ rc = slapd_daemon( &args );
+
+#ifdef HAVE_WINSOCK
+ /* Throw away the event that we used during the startup process. */
+ if ( is_NT_Service )
+ ldap_pvt_thread_cond_destroy( &started_event );
+#endif
+
+shutdown:
+ /* remember an error during shutdown */
+ rc |= slap_shutdown(-1);
+destroy:
+ /* remember an error during destroy */
+ rc |= slap_destroy();
+
+stop:
+#ifdef HAVE_WINSOCK
+ LogSlapdStoppedEvent( NTservice );
+#endif
+ Debug( LDAP_DEBUG_ANY, "slapd stopped.\n", 0, 0, 0 );
+#ifdef HAVE_WINSOCK
+ ReportSlapdShutdownComplete();
+#endif
+
+ closelog();
+
+ MAIN_RETURN(rc);
+}
+
+
+#ifdef LDAP_SIGCHLD
+
+/*
+ * Catch and discard terminated child processes, to avoid zombies.
+ */
+
+static RETSIGTYPE
+wait4child( int sig )
+{
+ int save_errno = errno;
+
+#ifdef WNOHANG
+ errno = 0;
+#ifdef HAVE_WAITPID
+ while ( waitpid( (pid_t)-1, NULL, WNOHANG ) >= 0 || errno == EINTR )
+ ; /* NULL */
#else
- pthread_join( listener_tid, (void *) &status );
+ while ( wait3( NULL, WNOHANG, NULL ) >= 0 || errno == EINTR )
+ ; /* NULL */
#endif
- pthread_exit( 0 );
- } else {
- Connection c;
- Operation *o;
- BerElement ber;
- unsigned long len, tag;
- long msgid;
- int flen;
- struct sockaddr_in from;
- struct hostent *hp;
-
- c.c_dn = NULL;
- c.c_ops = NULL;
- c.c_sb.sb_sd = 0;
- c.c_sb.sb_options = 0;
- c.c_sb.sb_naddr = udp ? 1 : 0;
- c.c_sb.sb_ber.ber_buf = NULL;
- c.c_sb.sb_ber.ber_ptr = NULL;
- c.c_sb.sb_ber.ber_end = NULL;
- pthread_mutex_init( &c.c_dnmutex, pthread_mutexattr_default );
- pthread_mutex_init( &c.c_opsmutex, pthread_mutexattr_default );
- pthread_mutex_init( &c.c_pdumutex, pthread_mutexattr_default );
-#ifdef notdefcldap
- c.c_sb.sb_addrs = (void **) saddrlist;
- c.c_sb.sb_fromaddr = &faddr;
- c.c_sb.sb_useaddr = saddrlist[ 0 ] = &saddr;
-#endif
- flen = sizeof(from);
- if ( getpeername( 0, (struct sockaddr *) &from, &flen ) == 0 ) {
-#ifdef SLAPD_RLOOKUPS
- hp = gethostbyaddr( (char *) &(from.sin_addr.s_addr),
- sizeof(from.sin_addr.s_addr), AF_INET );
#else
- hp = NULL;
+ (void) wait( NULL );
#endif
+ (void) SIGNAL( sig, wait4child );
+ errno = save_errno;
+}
- Debug( LDAP_DEBUG_ARGS, "connection from %s (%s)\n",
- hp == NULL ? "unknown" : hp->h_name,
- inet_ntoa( from.sin_addr ), 0 );
+#endif /* SIGCHLD || SIGCLD */
- c.c_addr = inet_ntoa( from.sin_addr );
- c.c_domain = ch_strdup( hp == NULL ? "" : hp->h_name );
- } else {
- Debug( LDAP_DEBUG_ARGS, "connection from unknown\n",
- 0, 0, 0 );
- }
- ber_init_w_nullc( &ber, 0 );
-
- while ( (tag = ber_get_next( &c.c_sb, &len, &ber ))
- == LDAP_TAG_MESSAGE ) {
- pthread_mutex_lock( ¤ttime_mutex );
- time( ¤ttime );
- pthread_mutex_unlock( ¤ttime_mutex );
-
- if ( (tag = ber_get_int( &ber, &msgid ))
- != LDAP_TAG_MSGID ) {
- /* log and send error */
- Debug( LDAP_DEBUG_ANY,
- "ber_get_int returns 0x%lx\n", tag, 0, 0 );
- ber_free( &ber, 1 );
- return 1;
- }
+#ifdef LOG_LOCAL4
- if ( (tag = ber_peek_tag( &ber, &len ))
- == LBER_ERROR ) {
- /* log, close and send error */
- Debug( LDAP_DEBUG_ANY,
- "ber_peek_tag returns 0x%lx\n", tag, 0, 0 );
- ber_free( &ber, 1 );
- close( c.c_sb.sb_sd );
- c.c_sb.sb_sd = -1;
- return 1;
- }
+/*
+ * Convert a string to an integer by means of a dispatcher table
+ * if the string is not in the table return the default
+ */
- connection_activity( &c );
+static int
+cnvt_str2int( char *stringVal, STRDISP_P dispatcher, int defaultVal )
+{
+ int retVal = defaultVal;
+ STRDISP_P disp;
- ber_free( &ber, 1 );
- }
- }
- return 1;
-}
+ for (disp = dispatcher; disp->stringVal; disp++) {
+
+ if (!strncasecmp (stringVal, disp->stringVal, disp->abbr)) {
+
+ retVal = disp->intVal;
+ break;
+
+ }
+ }
+
+ return (retVal);
+
+} /* cnvt_str2int */
+
+#endif /* LOG_LOCAL4 */