11 #include <ac/unistd.h>
13 #include "ldap_defaults.h"
19 int allow_severity = LOG_INFO;
20 int deny_severity = LOG_NOTICE;
21 #endif /* TCP Wrappers */
25 ber_socket_t dtblsize;
27 typedef struct slap_listener {
34 struct sockaddr_in sl_addr;
37 Listener **slap_listeners = NULL;
41 extern ldap_pvt_thread_cond_t started_event;
43 /* forward reference */
44 static void hit_socket(void);
46 char *WSAGetLastErrorString();
47 static ldap_pvt_thread_t hit_tid;
49 #define WAKE_LISTENER(w) \
52 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );\
57 #define WAKE_LISTENER(w) \
60 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );\
68 volatile sig_atomic_t slapd_shutdown = 0;
70 static ldap_pvt_thread_t listener_tid;
71 static volatile sig_atomic_t slapd_listener = 0;
73 static struct slap_daemon {
74 ldap_pvt_thread_mutex_t sd_mutex;
79 /* In winsock, accept() returns values higher than dtblsize
80 so don't bother with this optimization */
90 * Add a descriptor to daemon control
92 static void slapd_add(ber_socket_t s) {
93 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
95 assert( !FD_ISSET( s, &slap_daemon.sd_actives ));
96 assert( !FD_ISSET( s, &slap_daemon.sd_readers ));
97 assert( !FD_ISSET( s, &slap_daemon.sd_writers ));
100 if (s >= slap_daemon.sd_nfds) {
101 slap_daemon.sd_nfds = s + 1;
105 FD_SET( s, &slap_daemon.sd_actives );
106 FD_SET( s, &slap_daemon.sd_readers );
108 Debug( LDAP_DEBUG_CONNS, "daemon: added %ld%s%s\n",
110 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
111 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
113 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
117 * Remove the descriptor from daemon control
119 void slapd_remove(ber_socket_t s, int wake) {
120 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
123 Debug( LDAP_DEBUG_CONNS, "daemon: removing %ld%s%s\n",
125 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
126 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
128 FD_CLR( s, &slap_daemon.sd_actives );
129 FD_CLR( s, &slap_daemon.sd_readers );
130 FD_CLR( s, &slap_daemon.sd_writers );
132 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
135 void slapd_clr_write(ber_socket_t s, int wake) {
136 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
139 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
140 FD_CLR( s, &slap_daemon.sd_writers );
142 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
145 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
149 void slapd_set_write(ber_socket_t s, int wake) {
150 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
153 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
154 FD_SET( (unsigned) s, &slap_daemon.sd_writers );
156 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
159 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
163 void slapd_clr_read(ber_socket_t s, int wake) {
164 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
167 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
168 FD_CLR( s, &slap_daemon.sd_readers );
170 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
173 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
177 void slapd_set_read(ber_socket_t s, int wake) {
178 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
181 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
182 FD_SET( s, &slap_daemon.sd_readers );
184 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
187 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
191 static void slapd_close(ber_socket_t s) {
192 Debug( LDAP_DEBUG_CONNS, "daemon: closing %ld\n",
210 rc = ldap_url_parse( url, &lud );
212 if( rc != LDAP_URL_SUCCESS ) {
213 Debug( LDAP_DEBUG_ANY,
214 "daemon: listen URL \"%s\" parse error=%d\n",
220 if( lud->lud_ldaps ) {
221 Debug( LDAP_DEBUG_ANY,
222 "daemon: TLS not supported (%s)\n",
224 ldap_free_urldesc( lud );
228 if(! lud->lud_port ) {
229 lud->lud_port = port;
233 l.sl_is_tls = lud->lud_ldaps;
235 if(! lud->lud_port ) {
236 lud->lud_port = lud->lud_ldaps ? tls_port : port;
240 port = lud->lud_port;
242 (void) memset( (void*) &l.sl_addr, '\0', sizeof(l.sl_addr) );
244 l.sl_addr.sin_family = AF_INET;
245 l.sl_addr.sin_port = htons( (unsigned short) lud->lud_port );
247 if( lud->lud_host == NULL || lud->lud_host[0] == '\0'
248 || strcmp(lud->lud_host, "*") == 0 )
250 l.sl_addr.sin_addr.s_addr = htonl(INADDR_ANY);
253 /* host or address was specified */
256 if((l.sl_addr.sin_addr.S_un.S_addr = inet_addr(lud->lud_host)) == INADDR_NONE)
258 if(!inet_aton(lud->lud_host, &l.sl_addr.sin_addr))
261 struct hostent *he = gethostbyname( lud->lud_host );
263 Debug( LDAP_DEBUG_ANY, "invalid host (%s) in URL: %s",
264 lud->lud_host, url, 0);
265 ldap_free_urldesc( lud );
270 memcpy( &l.sl_addr.sin_addr.S_un.S_addr, he->h_addr,
271 sizeof( l.sl_addr.sin_addr.S_un.S_addr ) );
273 memcpy( &l.sl_addr.sin_addr, he->h_addr,
274 sizeof( l.sl_addr.sin_addr ) );
279 ldap_free_urldesc( lud );
282 if ( (l.sl_sd = socket( AF_INET, SOCK_STREAM, 0 )) == AC_SOCKET_INVALID ) {
285 Debug( LDAP_DEBUG_ANY,
286 "daemon: socket() failed errno %d (%s)\n", err,
287 err > -1 && err < sys_nerr ? sys_errlist[err] :
290 Debug( LDAP_DEBUG_ANY,
291 "daemon: socket() failed errno %d (%s)\n",
293 WSAGetLastErrorString(), 0 );
299 if ( l.sl_sd >= dtblsize ) {
300 Debug( LDAP_DEBUG_ANY,
301 "daemon: listener descriptor %ld is too great %ld\n",
302 (long) l.sl_sd, (long) dtblsize, 0 );
303 tcp_close( l.sl_sd );
310 if ( setsockopt( l.sl_sd, SOL_SOCKET, SO_REUSEADDR,
311 (char *) &tmp, sizeof(tmp) ) == -1 )
314 Debug( LDAP_DEBUG_ANY,
315 "slapd(%ld): setsockopt() failed errno %d (%s)\n",
317 err > -1 && err < sys_nerr
318 ? sys_errlist[err] : "unknown" );
323 if ( setsockopt( l.sl_sd, SOL_SOCKET, SO_KEEPALIVE,
324 (char *) &tmp, sizeof(tmp) ) == -1 )
327 Debug( LDAP_DEBUG_ANY,
328 "slapd(%ld): setsockopt(KEEPALIVE) failed errno %d (%s)\n",
330 err > -1 && err < sys_nerr
331 ? sys_errlist[err] : "unknown" );
335 if ( bind( l.sl_sd, (struct sockaddr *) &l.sl_addr, sizeof(l.sl_addr) ) == -1 ) {
337 Debug( LDAP_DEBUG_ANY, "daemon: bind(%ld) failed errno %d (%s)\n",
339 err > -1 && err < sys_nerr
340 ? sys_errlist[err] : "unknown" );
341 tcp_close( l.sl_sd );
345 l.sl_url = ch_strdup( url );
347 l.sl_name = ch_malloc( sizeof("IP=255.255.255.255:65336") );
348 s = inet_ntoa( l.sl_addr.sin_addr );
349 sprintf( l.sl_name, "IP=%s:%d",
350 s != NULL ? s : "unknown" , port );
352 li = ch_malloc( sizeof( Listener ) );
355 Debug( LDAP_DEBUG_TRACE, "daemon: initialized %s\n",
361 static int sockinit(void);
362 static int sockdestroy(void);
364 int slapd_daemon_init(char *urls, int port, int tls_port )
370 assert( tls_port == 0 );
373 Debug( LDAP_DEBUG_ARGS, "daemon_init: %s (%d/%d)\n",
374 urls ? urls : "<null>", port, tls_port );
376 if( rc = sockinit() ) {
381 dtblsize = sysconf( _SC_OPEN_MAX );
382 #elif HAVE_GETDTABLESIZE
383 dtblsize = getdtablesize();
385 dtblsize = FD_SETSIZE;
389 if(dtblsize > FD_SETSIZE) {
390 dtblsize = FD_SETSIZE;
392 #endif /* !FD_SETSIZE */
394 FD_ZERO( &slap_daemon.sd_readers );
395 FD_ZERO( &slap_daemon.sd_writers );
401 u = str2charray( urls, " " );
403 if( u == NULL || u[0] == NULL ) {
404 Debug( LDAP_DEBUG_ANY, "daemon_init: no urls (%s) provided.\n",
410 for( i=0; u[i] != NULL; i++ ) {
411 Debug( LDAP_DEBUG_TRACE, "daemon_init: listen on %s\n",
416 Debug( LDAP_DEBUG_ANY, "daemon_init: no listeners to open (%s)\n",
421 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners to open...\n",
424 slap_listeners = ch_malloc( (i+1)*sizeof(Listener *) );
426 for(i = 0; u[i] != NULL; i++ ) {
427 slap_listeners[i] = open_listener( u[i], port, tls_port );
429 if( slap_listeners[i] == NULL ) {
433 slap_listeners[i] = NULL;
435 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners opened.\n",
439 ldap_pvt_thread_mutex_init( &slap_daemon.sd_mutex );
444 slapd_daemon_destroy(void)
446 connections_destroy();
461 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
462 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
465 if ( listen( slap_listeners[l]->sl_sd, 5 ) == -1 ) {
467 Debug( LDAP_DEBUG_ANY,
468 "daemon: listen(%s, 5) failed errno %d (%s)\n",
469 (long) slap_listeners[l]->sl_url, err,
470 err > -1 && err < sys_nerr
471 ? sys_errlist[err] : "unknown" );
476 slapd_add( slap_listeners[l]->sl_sd );
480 if ( started_event != NULL ) {
481 ldap_pvt_thread_cond_signal( &started_event );
484 /* initialization complete. Here comes the loop. */
486 while ( !slapd_shutdown ) {
491 #define SLAPD_EBADF_LIMIT 10
494 #define SLAPD_IDLE_CHECK_LIMIT 4
495 time_t last_idle_check = slap_get_time();
502 struct sockaddr_in from;
503 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
509 if( global_idletimeout > 0 && difftime(
510 last_idle_check+global_idletimeout/SLAPD_IDLE_CHECK_LIMIT,
513 connections_timeout_idle(now);
516 FD_ZERO( &writefds );
522 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
524 #ifdef FD_SET_MANUAL_COPY
525 for( s = 0; s < nfds; s++ ) {
526 if(FD_ISSET( &slap_sd_writers, s )) {
527 FD_SET( &writefds, s );
529 if(FD_ISSET( &slap_sd_writers, s )) {
530 FD_SET( &writefds, s );
534 memcpy( &readfds, &slap_daemon.sd_readers, sizeof(fd_set) );
535 memcpy( &writefds, &slap_daemon.sd_writers, sizeof(fd_set) );
538 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
539 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
541 FD_SET( slap_listeners[l]->sl_sd, &readfds );
545 nfds = slap_daemon.sd_nfds;
550 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
552 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
554 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
556 #if defined( HAVE_YIELDING_SELECT ) || defined( NO_THREADS )
559 tvp = at ? &zero : NULL;
562 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
563 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
566 Debug( LDAP_DEBUG_CONNS,
567 "daemon: select: listen=%d active_threads=%d tvp=%s\n",
568 slap_listeners[l]->sl_sd, at,
569 tvp == NULL ? "NULL" : "zero" );
572 switch(ns = select( nfds, &readfds,
574 /* don't pass empty fd_set */
575 ( writefds.fd_count > 0 ? &writefds : NULL ),
581 case -1: { /* failure - try again */
583 int err = WSAGetLastError();
588 if( err == EBADF && ++ebadf < SLAPD_EBADF_LIMIT) {
593 Debug( LDAP_DEBUG_CONNS,
594 "daemon: select failed (%d): %s\n",
596 err >= 0 && err < sys_nerr
597 ? sys_errlist[err] : "unknown",
606 case 0: /* timeout - let threads run */
608 Debug( LDAP_DEBUG_CONNS, "daemon: select timeout - yielding\n",
610 ldap_pvt_thread_yield();
613 default: /* something happened - deal with it */
615 Debug( LDAP_DEBUG_CONNS, "daemon: activity on %d descriptors\n",
620 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
622 socklen_t len = sizeof(from);
628 char peername[sizeof("IP:255.255.255.255:65336")];
630 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
633 if ( !FD_ISSET( slap_listeners[l]->sl_sd, &readfds ) )
636 if ( (s = accept( slap_listeners[l]->sl_sd,
637 (struct sockaddr *) &from, &len )) == AC_SOCKET_INVALID )
640 Debug( LDAP_DEBUG_ANY,
641 "daemon: accept(%ld) failed errno %d (%s)\n", err,
642 (long) slap_listeners[l]->sl_sd,
643 err >= 0 && err < sys_nerr ?
644 sys_errlist[err] : "unknown");
649 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
651 /* newly accepted stream should not be in any of the FD SETS */
653 assert( !FD_ISSET( s, &slap_daemon.sd_actives) );
654 assert( !FD_ISSET( s, &slap_daemon.sd_readers) );
655 assert( !FD_ISSET( s, &slap_daemon.sd_writers) );
657 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
661 /* make sure descriptor number isn't too great */
662 if ( s >= dtblsize ) {
663 Debug( LDAP_DEBUG_ANY,
664 "daemon: %ld beyond descriptor table size %ld\n",
665 (long) s, (long) dtblsize, 0 );
671 Debug( LDAP_DEBUG_CONNS, "daemon: new connection on %ld\n",
676 if ( getpeername( s, (struct sockaddr *) &from, &len ) != 0 ) {
678 Debug( LDAP_DEBUG_ANY,
679 "daemon: getpeername( %ld ) failed: errno=%d (%s)\n",
681 err >= 0 && err < sys_nerr ?
682 sys_errlist[err] : "unknown" );
687 peeraddr = inet_ntoa( from.sin_addr );
688 sprintf( peername, "IP:%s:%d",
689 peeraddr != NULL ? peeraddr : "unknown",
690 (unsigned) ntohs( from.sin_port ) );
692 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
693 hp = gethostbyaddr( (char *)
694 &(from.sin_addr.s_addr),
695 sizeof(from.sin_addr.s_addr), AF_INET );
698 dnsname = str2lower( hp->h_name );
708 if( !hosts_ctl("slapd",
709 dnsname != NULL ? dnsname : STRING_UNKNOWN,
710 peeraddr != NULL ? peeraddr : STRING_UNKNOWN,
714 Statslog( LDAP_DEBUG_ANY,
715 "fd=%ld connection from %s (%s) denied.\n",
717 dnsname != NULL ? dnsname : "unknown",
718 peeraddr != NULL ? peeraddr : "unknown",
724 #endif /* HAVE_TCPD */
726 if( (id = connection_init(s,
727 slap_listeners[l]->sl_url,
729 slap_listeners[l]->sl_name,
731 slap_listeners[l]->sl_is_tls
737 Debug( LDAP_DEBUG_ANY,
738 "daemon: connection_init(%ld, %s, %s) failed.\n",
741 slap_listeners[l]->sl_name );
746 Statslog( LDAP_DEBUG_STATS,
747 "daemon: conn=%d fd=%ld connection from %s (%s) accepted.\n",
750 slap_listeners[l]->sl_name,
758 Debug( LDAP_DEBUG_CONNS, "daemon: activity on:", 0, 0, 0 );
760 for ( i = 0; i < readfds.fd_count; i++ ) {
761 Debug( LDAP_DEBUG_CONNS, " %d%s",
762 readfds.fd_array[i], "r", 0 );
764 for ( i = 0; i < writefds.fd_count; i++ ) {
765 Debug( LDAP_DEBUG_CONNS, " %d%s",
766 writefds.fd_array[i], "w", 0 );
769 for ( i = 0; i < nfds; i++ ) {
773 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
774 if ( i == slap_listeners[l]->sl_sd ) {
782 r = FD_ISSET( i, &readfds );
783 w = FD_ISSET( i, &writefds );
785 Debug( LDAP_DEBUG_CONNS, " %d%s%s", i,
786 r ? "r" : "", w ? "w" : "" );
790 Debug( LDAP_DEBUG_CONNS, "\n", 0, 0, 0 );
793 /* loop through the writers */
795 for ( i = 0; i < writefds.fd_count; i++ )
797 for ( i = 0; i < nfds; i++ )
803 wd = writefds.fd_array[i];
805 if( ! FD_ISSET( i, &writefds ) ) {
811 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
812 if ( i == slap_listeners[l]->sl_sd ) {
820 Debug( LDAP_DEBUG_CONNS,
821 "daemon: write active on %d\n",
825 * NOTE: it is possible that the connection was closed
826 * and that the stream is now inactive.
827 * connection_write() must valid the stream is still
831 if ( connection_write( wd ) < 0 ) {
832 FD_CLR( (unsigned) wd, &readfds );
838 for ( i = 0; i < readfds.fd_count; i++ )
840 for ( i = 0; i < nfds; i++ )
848 rd = readfds.fd_array[i];
850 if( ! FD_ISSET( i, &readfds ) ) {
856 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
857 if ( rd == slap_listeners[l]->sl_sd ) {
866 Debug ( LDAP_DEBUG_CONNS,
867 "daemon: read activity on %d\n", rd, 0, 0 );
870 * NOTE: it is possible that the connection was closed
871 * and that the stream is now inactive.
872 * connection_read() must valid the stream is still
876 if ( connection_read( rd ) < 0 ) {
880 ldap_pvt_thread_yield();
883 if( slapd_shutdown > 0 ) {
884 Debug( LDAP_DEBUG_TRACE,
885 "daemon: shutdown requested and initiated.\n",
888 } else if ( slapd_shutdown < 0 ) {
889 Debug( LDAP_DEBUG_TRACE,
890 "daemon: abnormal condition, shutdown initiated.\n",
893 Debug( LDAP_DEBUG_TRACE,
894 "daemon: no active streams, shutdown initiated.\n",
898 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
899 if ( slap_listeners[l]->sl_sd != AC_SOCKET_INVALID ) {
900 slapd_close( slap_listeners[l]->sl_sd );
905 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
906 Debug( LDAP_DEBUG_ANY,
907 "slapd shutdown: waiting for %d threads to terminate\n",
908 active_threads, 0, 0 );
909 while ( active_threads > 0 ) {
910 ldap_pvt_thread_cond_wait(&active_threads_cond, &active_threads_mutex);
912 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
918 int slapd_daemon( void )
924 #define SLAPD_LISTENER_THREAD 1
925 #if defined( SLAPD_LISTENER_THREAD ) || !defined(HAVE_PTHREADS)
927 /* listener as a separate THREAD */
928 rc = ldap_pvt_thread_create( &listener_tid,
929 0, slapd_daemon_task, NULL );
932 Debug( LDAP_DEBUG_ANY,
933 "listener ldap_pvt_thread_create failed (%d)\n", rc, 0, 0 );
937 /* wait for the listener thread to complete */
938 ldap_pvt_thread_join( listener_tid, (void *) NULL );
940 /* expermimental code */
941 listener_tid = pthread_self();
942 slapd_daemon_task( NULL );
952 WORD wVersionRequested;
956 wVersionRequested = MAKEWORD( 2, 0 );
958 err = WSAStartup( wVersionRequested, &wsaData );
960 /* Tell the user that we couldn't find a usable */
965 /* Confirm that the WinSock DLL supports 2.0.*/
966 /* Note that if the DLL supports versions greater */
967 /* than 2.0 in addition to 2.0, it will still return */
968 /* 2.0 in wVersion since that is the version we */
971 if ( LOBYTE( wsaData.wVersion ) != 2 ||
972 HIBYTE( wsaData.wVersion ) != 0 )
974 /* Tell the user that we couldn't find a usable */
980 /* The WinSock DLL is acceptable. Proceed. */
984 int sockdestroy(void)
990 void hit_socket(void)
994 extern struct sockaddr_in bind_addr;
996 /* throw something at the socket to terminate the select() in the daemon thread. */
997 if (( s = socket( AF_INET, SOCK_STREAM, 0 )) == AC_SOCKET_INVALID )
998 Debug( LDAP_DEBUG_ANY,
999 "slap_set_shutdown: socket failed\n\tWSAGetLastError=%d (%s)\n",
1000 WSAGetLastError(), WSAGetLastErrorString(), 0 );
1002 if ( ioctlsocket( s, FIONBIO, &on ) == -1 )
1003 Debug( LDAP_DEBUG_ANY,
1004 "slap_set_shutdown:FIONBIO ioctl on %d faled\n\tWSAGetLastError=%d (%s)\n",
1005 s, WSAGetLastError(), WSAGetLastError() );
1007 bind_addr.sin_addr.s_addr = htonl( INADDR_LOOPBACK );
1009 if ( connect( s, (struct sockaddr *)&bind_addr, sizeof( struct sockaddr_in )) == SOCKET_ERROR ) {
1010 Debug( LDAP_DEBUG_ANY,
1011 "hit_socket: error on connect: %d\n",
1012 WSAGetLastError(), 0, 0 );
1013 /* we can probably expect some error to occur here, mostly WSAEWOULDBLOCK */
1020 static int sockinit(void)
1022 if ( WSAStartup( 0x0101, &wsaData ) != 0 ) {
1027 static int sockdestroy(void)
1034 static int sockinit(void)
1038 static int sockdestroy(void)
1045 slap_set_shutdown( int sig )
1048 slapd_shutdown = sig;
1049 #ifndef HAVE_WINSOCK
1050 if(slapd_listener) {
1051 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
1054 /* trying to "hit" the socket seems to always get a */
1055 /* EWOULDBLOCK error, so just close the listen socket to */
1056 /* break out of the select since we're shutting down anyway */
1057 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1058 if ( slap_listeners[l]->sl_sd >= 0 ) {
1059 tcp_close( slap_listeners[l]->sl_sd );
1063 /* reinstall self */
1064 (void) SIGNAL( sig, slap_set_shutdown );
1068 slap_do_nothing( int sig )
1070 /* reinstall self */
1071 (void) SIGNAL( sig, slap_do_nothing );