2 * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
3 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
12 #include <ac/signal.h>
13 #include <ac/socket.h>
14 #include <ac/string.h>
16 #include <ac/unistd.h>
18 #include "ldap_defaults.h"
24 int allow_severity = LOG_INFO;
25 int deny_severity = LOG_NOTICE;
26 #endif /* TCP Wrappers */
30 ber_socket_t dtblsize;
32 typedef struct slap_listener {
39 struct sockaddr_in sl_addr;
42 Listener **slap_listeners = NULL;
46 extern ldap_pvt_thread_cond_t started_event;
48 /* forward reference */
49 static void hit_socket(void);
51 char *WSAGetLastErrorString();
52 static ldap_pvt_thread_t hit_tid;
54 #define WAKE_LISTENER(w) \
57 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );\
62 #define WAKE_LISTENER(w) \
65 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );\
73 volatile sig_atomic_t slapd_shutdown = 0;
75 static ldap_pvt_thread_t listener_tid;
76 static volatile sig_atomic_t slapd_listener = 0;
78 static struct slap_daemon {
79 ldap_pvt_thread_mutex_t sd_mutex;
84 /* In winsock, accept() returns values higher than dtblsize
85 so don't bother with this optimization */
95 * Add a descriptor to daemon control
97 static void slapd_add(ber_socket_t s) {
98 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
100 assert( !FD_ISSET( s, &slap_daemon.sd_actives ));
101 assert( !FD_ISSET( s, &slap_daemon.sd_readers ));
102 assert( !FD_ISSET( s, &slap_daemon.sd_writers ));
105 if (s >= slap_daemon.sd_nfds) {
106 slap_daemon.sd_nfds = s + 1;
110 FD_SET( s, &slap_daemon.sd_actives );
111 FD_SET( s, &slap_daemon.sd_readers );
113 Debug( LDAP_DEBUG_CONNS, "daemon: added %ld%s%s\n",
115 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
116 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
118 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
122 * Remove the descriptor from daemon control
124 void slapd_remove(ber_socket_t s, int wake) {
125 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
128 Debug( LDAP_DEBUG_CONNS, "daemon: removing %ld%s%s\n",
130 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
131 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
133 FD_CLR( s, &slap_daemon.sd_actives );
134 FD_CLR( s, &slap_daemon.sd_readers );
135 FD_CLR( s, &slap_daemon.sd_writers );
137 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
140 void slapd_clr_write(ber_socket_t s, int wake) {
141 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
144 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
145 FD_CLR( s, &slap_daemon.sd_writers );
147 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
150 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
154 void slapd_set_write(ber_socket_t s, int wake) {
155 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
158 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
159 FD_SET( (unsigned) s, &slap_daemon.sd_writers );
161 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
164 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
168 void slapd_clr_read(ber_socket_t s, int wake) {
169 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
172 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
173 FD_CLR( s, &slap_daemon.sd_readers );
175 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
178 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
182 void slapd_set_read(ber_socket_t s, int wake) {
183 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
186 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
187 FD_SET( s, &slap_daemon.sd_readers );
189 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
192 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
196 static void slapd_close(ber_socket_t s) {
197 Debug( LDAP_DEBUG_CONNS, "daemon: closing %ld\n",
215 rc = ldap_url_parse( url, &lud );
217 if( rc != LDAP_URL_SUCCESS ) {
218 Debug( LDAP_DEBUG_ANY,
219 "daemon: listen URL \"%s\" parse error=%d\n",
225 if( lud->lud_ldaps ) {
226 Debug( LDAP_DEBUG_ANY,
227 "daemon: TLS not supported (%s)\n",
229 ldap_free_urldesc( lud );
233 if(! lud->lud_port ) {
234 lud->lud_port = port;
238 l.sl_is_tls = lud->lud_ldaps;
240 if(! lud->lud_port ) {
241 lud->lud_port = lud->lud_ldaps ? tls_port : port;
245 port = lud->lud_port;
247 (void) memset( (void*) &l.sl_addr, '\0', sizeof(l.sl_addr) );
249 l.sl_addr.sin_family = AF_INET;
250 l.sl_addr.sin_port = htons( (unsigned short) lud->lud_port );
252 if( lud->lud_host == NULL || lud->lud_host[0] == '\0'
253 || strcmp(lud->lud_host, "*") == 0 )
255 l.sl_addr.sin_addr.s_addr = htonl(INADDR_ANY);
258 /* host or address was specified */
259 if( !inet_aton( lud->lud_host, &l.sl_addr.sin_addr ) ) {
260 struct hostent *he = gethostbyname( lud->lud_host );
262 Debug( LDAP_DEBUG_ANY, "invalid host (%s) in URL: %s",
263 lud->lud_host, url, 0);
264 ldap_free_urldesc( lud );
268 memcpy( &l.sl_addr.sin_addr, he->h_addr,
269 sizeof( l.sl_addr.sin_addr ) );
273 ldap_free_urldesc( lud );
276 if ( (l.sl_sd = socket( AF_INET, SOCK_STREAM, 0 )) == AC_SOCKET_INVALID ) {
279 Debug( LDAP_DEBUG_ANY,
280 "daemon: socket() failed errno %d (%s)\n", err,
281 err > -1 && err < sys_nerr ? sys_errlist[err] :
284 Debug( LDAP_DEBUG_ANY,
285 "daemon: socket() failed errno %d (%s)\n",
287 WSAGetLastErrorString(), 0 );
293 if ( l.sl_sd >= dtblsize ) {
294 Debug( LDAP_DEBUG_ANY,
295 "daemon: listener descriptor %ld is too great %ld\n",
296 (long) l.sl_sd, (long) dtblsize, 0 );
297 tcp_close( l.sl_sd );
303 /* enable address reuse */
305 if ( setsockopt( l.sl_sd, SOL_SOCKET, SO_REUSEADDR,
306 (char *) &tmp, sizeof(tmp) ) == -1 )
309 Debug( LDAP_DEBUG_ANY,
310 "slapd(%ld): setsockopt(SO_REUSEADDR) failed errno %d (%s)\n",
312 err > -1 && err < sys_nerr
313 ? sys_errlist[err] : "unknown" );
317 /* enable keep alives */
319 if ( setsockopt( l.sl_sd, SOL_SOCKET, SO_KEEPALIVE,
320 (char *) &tmp, sizeof(tmp) ) == -1 )
323 Debug( LDAP_DEBUG_ANY,
324 "slapd(%ld): setsockopt(SO_KEEPALIVE) failed errno %d (%s)\n",
326 err > -1 && err < sys_nerr
327 ? sys_errlist[err] : "unknown" );
331 /* enable no delay */
333 if ( setsockopt( l.sl_sd, IPPROTO_TCP, TCP_NODELAY,
334 (char *)&tmp, sizeof(tmp) ) )
337 Debug( LDAP_DEBUG_ANY,
338 "slapd(%ld): setsockopt(TCP_NODELAY) failed errno %d (%s)\n",
340 err > -1 && err < sys_nerr
341 ? sys_errlist[err] : "unknown" );
345 if ( bind( l.sl_sd, (struct sockaddr *) &l.sl_addr, sizeof(l.sl_addr) ) == -1 ) {
347 Debug( LDAP_DEBUG_ANY, "daemon: bind(%ld) failed errno %d (%s)\n",
349 err > -1 && err < sys_nerr
350 ? sys_errlist[err] : "unknown" );
351 tcp_close( l.sl_sd );
355 l.sl_url = ch_strdup( url );
357 l.sl_name = ch_malloc( sizeof("IP=255.255.255.255:65336") );
358 s = inet_ntoa( l.sl_addr.sin_addr );
359 sprintf( l.sl_name, "IP=%s:%d",
360 s != NULL ? s : "unknown" , port );
362 li = ch_malloc( sizeof( Listener ) );
365 Debug( LDAP_DEBUG_TRACE, "daemon: initialized %s\n",
371 static int sockinit(void);
372 static int sockdestroy(void);
374 int slapd_daemon_init(char *urls, int port, int tls_port )
380 assert( tls_port == 0 );
383 Debug( LDAP_DEBUG_ARGS, "daemon_init: %s (%d/%d)\n",
384 urls ? urls : "<null>", port, tls_port );
386 if( rc = sockinit() ) {
391 dtblsize = sysconf( _SC_OPEN_MAX );
392 #elif HAVE_GETDTABLESIZE
393 dtblsize = getdtablesize();
395 dtblsize = FD_SETSIZE;
399 if(dtblsize > FD_SETSIZE) {
400 dtblsize = FD_SETSIZE;
402 #endif /* !FD_SETSIZE */
404 FD_ZERO( &slap_daemon.sd_readers );
405 FD_ZERO( &slap_daemon.sd_writers );
411 u = str2charray( urls, " " );
413 if( u == NULL || u[0] == NULL ) {
414 Debug( LDAP_DEBUG_ANY, "daemon_init: no urls (%s) provided.\n",
420 for( i=0; u[i] != NULL; i++ ) {
421 Debug( LDAP_DEBUG_TRACE, "daemon_init: listen on %s\n",
426 Debug( LDAP_DEBUG_ANY, "daemon_init: no listeners to open (%s)\n",
431 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners to open...\n",
434 slap_listeners = ch_malloc( (i+1)*sizeof(Listener *) );
436 for(i = 0; u[i] != NULL; i++ ) {
437 slap_listeners[i] = open_listener( u[i], port, tls_port );
439 if( slap_listeners[i] == NULL ) {
443 slap_listeners[i] = NULL;
445 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners opened.\n",
449 ldap_pvt_thread_mutex_init( &slap_daemon.sd_mutex );
454 slapd_daemon_destroy(void)
456 connections_destroy();
471 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
472 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
475 if ( listen( slap_listeners[l]->sl_sd, 5 ) == -1 ) {
477 Debug( LDAP_DEBUG_ANY,
478 "daemon: listen(%s, 5) failed errno %d (%s)\n",
479 (long) slap_listeners[l]->sl_url, err,
480 err > -1 && err < sys_nerr
481 ? sys_errlist[err] : "unknown" );
486 slapd_add( slap_listeners[l]->sl_sd );
490 if ( started_event != NULL ) {
491 ldap_pvt_thread_cond_signal( &started_event );
494 /* initialization complete. Here comes the loop. */
496 while ( !slapd_shutdown ) {
501 #define SLAPD_EBADF_LIMIT 10
504 #define SLAPD_IDLE_CHECK_LIMIT 4
505 time_t last_idle_check = slap_get_time();
512 struct sockaddr_in from;
513 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
519 if( global_idletimeout > 0 && difftime(
520 last_idle_check+global_idletimeout/SLAPD_IDLE_CHECK_LIMIT,
523 connections_timeout_idle(now);
526 FD_ZERO( &writefds );
532 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
534 #ifdef FD_SET_MANUAL_COPY
535 for( s = 0; s < nfds; s++ ) {
536 if(FD_ISSET( &slap_sd_writers, s )) {
537 FD_SET( &writefds, s );
539 if(FD_ISSET( &slap_sd_writers, s )) {
540 FD_SET( &writefds, s );
544 memcpy( &readfds, &slap_daemon.sd_readers, sizeof(fd_set) );
545 memcpy( &writefds, &slap_daemon.sd_writers, sizeof(fd_set) );
548 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
549 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
551 FD_SET( slap_listeners[l]->sl_sd, &readfds );
555 nfds = slap_daemon.sd_nfds;
560 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
562 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
564 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
566 #if defined( HAVE_YIELDING_SELECT ) || defined( NO_THREADS )
569 tvp = at ? &zero : NULL;
572 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
573 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
576 Debug( LDAP_DEBUG_CONNS,
577 "daemon: select: listen=%d active_threads=%d tvp=%s\n",
578 slap_listeners[l]->sl_sd, at,
579 tvp == NULL ? "NULL" : "zero" );
582 switch(ns = select( nfds, &readfds,
584 /* don't pass empty fd_set */
585 ( writefds.fd_count > 0 ? &writefds : NULL ),
591 case -1: { /* failure - try again */
593 int err = WSAGetLastError();
598 if( err == EBADF && ++ebadf < SLAPD_EBADF_LIMIT) {
603 Debug( LDAP_DEBUG_CONNS,
604 "daemon: select failed (%d): %s\n",
606 err >= 0 && err < sys_nerr
607 ? sys_errlist[err] : "unknown",
616 case 0: /* timeout - let threads run */
618 Debug( LDAP_DEBUG_CONNS, "daemon: select timeout - yielding\n",
620 ldap_pvt_thread_yield();
623 default: /* something happened - deal with it */
625 Debug( LDAP_DEBUG_CONNS, "daemon: activity on %d descriptors\n",
630 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
632 socklen_t len = sizeof(from);
638 char peername[sizeof("IP=255.255.255.255:65336")];
640 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
643 if ( !FD_ISSET( slap_listeners[l]->sl_sd, &readfds ) )
646 if ( (s = accept( slap_listeners[l]->sl_sd,
647 (struct sockaddr *) &from, &len )) == AC_SOCKET_INVALID )
650 Debug( LDAP_DEBUG_ANY,
651 "daemon: accept(%ld) failed errno %d (%s)\n", err,
652 (long) slap_listeners[l]->sl_sd,
653 err >= 0 && err < sys_nerr ?
654 sys_errlist[err] : "unknown");
659 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
661 /* newly accepted stream should not be in any of the FD SETS */
663 assert( !FD_ISSET( s, &slap_daemon.sd_actives) );
664 assert( !FD_ISSET( s, &slap_daemon.sd_readers) );
665 assert( !FD_ISSET( s, &slap_daemon.sd_writers) );
667 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
671 /* make sure descriptor number isn't too great */
672 if ( s >= dtblsize ) {
673 Debug( LDAP_DEBUG_ANY,
674 "daemon: %ld beyond descriptor table size %ld\n",
675 (long) s, (long) dtblsize, 0 );
681 Debug( LDAP_DEBUG_CONNS, "daemon: new connection on %ld\n",
686 if ( getpeername( s, (struct sockaddr *) &from, &len ) != 0 ) {
688 Debug( LDAP_DEBUG_ANY,
689 "daemon: getpeername( %ld ) failed: errno=%d (%s)\n",
691 err >= 0 && err < sys_nerr ?
692 sys_errlist[err] : "unknown" );
697 peeraddr = inet_ntoa( from.sin_addr );
698 sprintf( peername, "IP=%s:%d",
699 peeraddr != NULL ? peeraddr : "unknown",
700 (unsigned) ntohs( from.sin_port ) );
702 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
703 hp = gethostbyaddr( (char *)
704 &(from.sin_addr.s_addr),
705 sizeof(from.sin_addr.s_addr), AF_INET );
708 dnsname = str2lower( hp->h_name );
718 if( !hosts_ctl("slapd",
719 dnsname != NULL ? dnsname : STRING_UNKNOWN,
720 peeraddr != NULL ? peeraddr : STRING_UNKNOWN,
724 Statslog( LDAP_DEBUG_ANY,
725 "fd=%ld connection from %s (%s) denied.\n",
727 dnsname != NULL ? dnsname : "unknown",
728 peeraddr != NULL ? peeraddr : "unknown",
734 #endif /* HAVE_TCPD */
736 if( (id = connection_init(s,
737 slap_listeners[l]->sl_url,
738 dnsname != NULL ? dnsname : "unknown",
740 slap_listeners[l]->sl_name,
742 slap_listeners[l]->sl_is_tls
748 Debug( LDAP_DEBUG_ANY,
749 "daemon: connection_init(%ld, %s, %s) failed.\n",
752 slap_listeners[l]->sl_name );
757 Statslog( LDAP_DEBUG_STATS,
758 "daemon: conn=%d fd=%ld connection from %s (%s) accepted.\n",
761 slap_listeners[l]->sl_name,
769 Debug( LDAP_DEBUG_CONNS, "daemon: activity on:", 0, 0, 0 );
771 for ( i = 0; i < readfds.fd_count; i++ ) {
772 Debug( LDAP_DEBUG_CONNS, " %d%s",
773 readfds.fd_array[i], "r", 0 );
775 for ( i = 0; i < writefds.fd_count; i++ ) {
776 Debug( LDAP_DEBUG_CONNS, " %d%s",
777 writefds.fd_array[i], "w", 0 );
780 for ( i = 0; i < nfds; i++ ) {
784 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
785 if ( i == slap_listeners[l]->sl_sd ) {
793 r = FD_ISSET( i, &readfds );
794 w = FD_ISSET( i, &writefds );
796 Debug( LDAP_DEBUG_CONNS, " %d%s%s", i,
797 r ? "r" : "", w ? "w" : "" );
801 Debug( LDAP_DEBUG_CONNS, "\n", 0, 0, 0 );
804 /* loop through the writers */
806 for ( i = 0; i < writefds.fd_count; i++ )
808 for ( i = 0; i < nfds; i++ )
814 wd = writefds.fd_array[i];
816 if( ! FD_ISSET( i, &writefds ) ) {
822 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
823 if ( i == slap_listeners[l]->sl_sd ) {
831 Debug( LDAP_DEBUG_CONNS,
832 "daemon: write active on %d\n",
836 * NOTE: it is possible that the connection was closed
837 * and that the stream is now inactive.
838 * connection_write() must valid the stream is still
842 if ( connection_write( wd ) < 0 ) {
843 FD_CLR( (unsigned) wd, &readfds );
849 for ( i = 0; i < readfds.fd_count; i++ )
851 for ( i = 0; i < nfds; i++ )
858 rd = readfds.fd_array[i];
860 if( ! FD_ISSET( i, &readfds ) ) {
866 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
867 if ( rd == slap_listeners[l]->sl_sd ) {
876 Debug ( LDAP_DEBUG_CONNS,
877 "daemon: read activity on %d\n", rd, 0, 0 );
880 * NOTE: it is possible that the connection was closed
881 * and that the stream is now inactive.
882 * connection_read() must valid the stream is still
886 if ( connection_read( rd ) < 0 ) {
890 ldap_pvt_thread_yield();
893 if( slapd_shutdown > 0 ) {
894 Debug( LDAP_DEBUG_TRACE,
895 "daemon: shutdown requested and initiated.\n",
898 } else if ( slapd_shutdown < 0 ) {
899 Debug( LDAP_DEBUG_TRACE,
900 "daemon: abnormal condition, shutdown initiated.\n",
903 Debug( LDAP_DEBUG_TRACE,
904 "daemon: no active streams, shutdown initiated.\n",
908 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
909 if ( slap_listeners[l]->sl_sd != AC_SOCKET_INVALID ) {
910 slapd_close( slap_listeners[l]->sl_sd );
915 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
916 Debug( LDAP_DEBUG_ANY,
917 "slapd shutdown: waiting for %d threads to terminate\n",
918 active_threads, 0, 0 );
919 while ( active_threads > 0 ) {
920 ldap_pvt_thread_cond_wait(&active_threads_cond, &active_threads_mutex);
922 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
928 int slapd_daemon( void )
934 #define SLAPD_LISTENER_THREAD 1
935 #if defined( SLAPD_LISTENER_THREAD ) || !defined(HAVE_PTHREADS)
937 /* listener as a separate THREAD */
938 rc = ldap_pvt_thread_create( &listener_tid,
939 0, slapd_daemon_task, NULL );
942 Debug( LDAP_DEBUG_ANY,
943 "listener ldap_pvt_thread_create failed (%d)\n", rc, 0, 0 );
947 /* wait for the listener thread to complete */
948 ldap_pvt_thread_join( listener_tid, (void *) NULL );
950 /* expermimental code */
951 listener_tid = pthread_self();
952 slapd_daemon_task( NULL );
962 WORD wVersionRequested;
966 wVersionRequested = MAKEWORD( 2, 0 );
968 err = WSAStartup( wVersionRequested, &wsaData );
970 /* Tell the user that we couldn't find a usable */
975 /* Confirm that the WinSock DLL supports 2.0.*/
976 /* Note that if the DLL supports versions greater */
977 /* than 2.0 in addition to 2.0, it will still return */
978 /* 2.0 in wVersion since that is the version we */
981 if ( LOBYTE( wsaData.wVersion ) != 2 ||
982 HIBYTE( wsaData.wVersion ) != 0 )
984 /* Tell the user that we couldn't find a usable */
990 /* The WinSock DLL is acceptable. Proceed. */
994 int sockdestroy(void)
1000 void hit_socket(void)
1004 extern struct sockaddr_in bind_addr;
1006 /* throw something at the socket to terminate the select() in the daemon thread. */
1007 if (( s = socket( AF_INET, SOCK_STREAM, 0 )) == AC_SOCKET_INVALID )
1008 Debug( LDAP_DEBUG_ANY,
1009 "slap_set_shutdown: socket failed\n\tWSAGetLastError=%d (%s)\n",
1010 WSAGetLastError(), WSAGetLastErrorString(), 0 );
1012 if ( ioctlsocket( s, FIONBIO, &on ) == -1 )
1013 Debug( LDAP_DEBUG_ANY,
1014 "slap_set_shutdown:FIONBIO ioctl on %d faled\n\tWSAGetLastError=%d (%s)\n",
1015 s, WSAGetLastError(), WSAGetLastError() );
1017 bind_addr.sin_addr.s_addr = htonl( INADDR_LOOPBACK );
1019 if ( connect( s, (struct sockaddr *)&bind_addr, sizeof( struct sockaddr_in )) == SOCKET_ERROR ) {
1020 Debug( LDAP_DEBUG_ANY,
1021 "hit_socket: error on connect: %d\n",
1022 WSAGetLastError(), 0, 0 );
1023 /* we can probably expect some error to occur here, mostly WSAEWOULDBLOCK */
1030 static int sockinit(void)
1032 if ( WSAStartup( 0x0101, &wsaData ) != 0 ) {
1037 static int sockdestroy(void)
1044 static int sockinit(void)
1048 static int sockdestroy(void)
1055 slap_set_shutdown( int sig )
1058 slapd_shutdown = sig;
1059 #ifndef HAVE_WINSOCK
1060 if(slapd_listener) {
1061 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
1064 /* trying to "hit" the socket seems to always get a */
1065 /* EWOULDBLOCK error, so just close the listen socket to */
1066 /* break out of the select since we're shutting down anyway */
1067 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1068 if ( slap_listeners[l]->sl_sd >= 0 ) {
1069 tcp_close( slap_listeners[l]->sl_sd );
1073 /* reinstall self */
1074 (void) SIGNAL( sig, slap_set_shutdown );
1078 slap_do_nothing( int sig )
1080 /* reinstall self */
1081 (void) SIGNAL( sig, slap_do_nothing );