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 );
455 slapd_daemon_destroy(void)
457 connections_destroy();
472 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
473 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
476 if ( listen( slap_listeners[l]->sl_sd, 5 ) == -1 ) {
478 Debug( LDAP_DEBUG_ANY,
479 "daemon: listen(%s, 5) failed errno %d (%s)\n",
480 (long) slap_listeners[l]->sl_url, err,
481 err > -1 && err < sys_nerr
482 ? sys_errlist[err] : "unknown" );
487 slapd_add( slap_listeners[l]->sl_sd );
491 if ( started_event != NULL ) {
492 ldap_pvt_thread_cond_signal( &started_event );
495 /* initialization complete. Here comes the loop. */
497 while ( !slapd_shutdown ) {
502 #define SLAPD_EBADF_LIMIT 10
505 #define SLAPD_IDLE_CHECK_LIMIT 4
506 time_t last_idle_check = slap_get_time();
513 struct sockaddr_in from;
514 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
520 if( global_idletimeout > 0 && difftime(
521 last_idle_check+global_idletimeout/SLAPD_IDLE_CHECK_LIMIT,
524 connections_timeout_idle(now);
527 FD_ZERO( &writefds );
533 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
535 #ifdef FD_SET_MANUAL_COPY
536 for( s = 0; s < nfds; s++ ) {
537 if(FD_ISSET( &slap_sd_writers, s )) {
538 FD_SET( &writefds, s );
540 if(FD_ISSET( &slap_sd_writers, s )) {
541 FD_SET( &writefds, s );
545 memcpy( &readfds, &slap_daemon.sd_readers, sizeof(fd_set) );
546 memcpy( &writefds, &slap_daemon.sd_writers, sizeof(fd_set) );
549 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
550 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
552 FD_SET( slap_listeners[l]->sl_sd, &readfds );
556 nfds = slap_daemon.sd_nfds;
561 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
563 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
565 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
567 #if defined( HAVE_YIELDING_SELECT ) || defined( NO_THREADS )
570 tvp = at ? &zero : NULL;
573 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
574 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
577 Debug( LDAP_DEBUG_CONNS,
578 "daemon: select: listen=%d active_threads=%d tvp=%s\n",
579 slap_listeners[l]->sl_sd, at,
580 tvp == NULL ? "NULL" : "zero" );
583 switch(ns = select( nfds, &readfds,
585 /* don't pass empty fd_set */
586 ( writefds.fd_count > 0 ? &writefds : NULL ),
592 case -1: { /* failure - try again */
594 int err = WSAGetLastError();
599 if( err == EBADF && ++ebadf < SLAPD_EBADF_LIMIT) {
604 Debug( LDAP_DEBUG_CONNS,
605 "daemon: select failed (%d): %s\n",
607 err >= 0 && err < sys_nerr
608 ? sys_errlist[err] : "unknown",
617 case 0: /* timeout - let threads run */
619 Debug( LDAP_DEBUG_CONNS, "daemon: select timeout - yielding\n",
621 ldap_pvt_thread_yield();
624 default: /* something happened - deal with it */
626 Debug( LDAP_DEBUG_CONNS, "daemon: activity on %d descriptors\n",
631 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
633 socklen_t len = sizeof(from);
639 char peername[sizeof("IP=255.255.255.255:65336")];
641 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
644 if ( !FD_ISSET( slap_listeners[l]->sl_sd, &readfds ) )
647 if ( (s = accept( slap_listeners[l]->sl_sd,
648 (struct sockaddr *) &from, &len )) == AC_SOCKET_INVALID )
651 Debug( LDAP_DEBUG_ANY,
652 "daemon: accept(%ld) failed errno %d (%s)\n", err,
653 (long) slap_listeners[l]->sl_sd,
654 err >= 0 && err < sys_nerr ?
655 sys_errlist[err] : "unknown");
660 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
662 /* newly accepted stream should not be in any of the FD SETS */
664 assert( !FD_ISSET( s, &slap_daemon.sd_actives) );
665 assert( !FD_ISSET( s, &slap_daemon.sd_readers) );
666 assert( !FD_ISSET( s, &slap_daemon.sd_writers) );
668 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
672 /* make sure descriptor number isn't too great */
673 if ( s >= dtblsize ) {
674 Debug( LDAP_DEBUG_ANY,
675 "daemon: %ld beyond descriptor table size %ld\n",
676 (long) s, (long) dtblsize, 0 );
682 Debug( LDAP_DEBUG_CONNS, "daemon: new connection on %ld\n",
687 if ( getpeername( s, (struct sockaddr *) &from, &len ) != 0 ) {
689 Debug( LDAP_DEBUG_ANY,
690 "daemon: getpeername( %ld ) failed: errno=%d (%s)\n",
692 err >= 0 && err < sys_nerr ?
693 sys_errlist[err] : "unknown" );
698 peeraddr = inet_ntoa( from.sin_addr );
699 sprintf( peername, "IP=%s:%d",
700 peeraddr != NULL ? peeraddr : "unknown",
701 (unsigned) ntohs( from.sin_port ) );
703 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
704 hp = gethostbyaddr( (char *)
705 &(from.sin_addr.s_addr),
706 sizeof(from.sin_addr.s_addr), AF_INET );
709 dnsname = str2lower( hp->h_name );
719 if( !hosts_ctl("slapd",
720 dnsname != NULL ? dnsname : STRING_UNKNOWN,
721 peeraddr != NULL ? peeraddr : STRING_UNKNOWN,
725 Statslog( LDAP_DEBUG_ANY,
726 "fd=%ld connection from %s (%s) denied.\n",
728 dnsname != NULL ? dnsname : "unknown",
729 peeraddr != NULL ? peeraddr : "unknown",
735 #endif /* HAVE_TCPD */
737 if( (id = connection_init(s,
738 slap_listeners[l]->sl_url,
739 dnsname != NULL ? dnsname : "unknown",
741 slap_listeners[l]->sl_name,
743 slap_listeners[l]->sl_is_tls
749 Debug( LDAP_DEBUG_ANY,
750 "daemon: connection_init(%ld, %s, %s) failed.\n",
753 slap_listeners[l]->sl_name );
758 Statslog( LDAP_DEBUG_STATS,
759 "daemon: conn=%ld fd=%ld connection from %s (%s) accepted.\n",
762 slap_listeners[l]->sl_name,
770 Debug( LDAP_DEBUG_CONNS, "daemon: activity on:", 0, 0, 0 );
772 for ( i = 0; i < readfds.fd_count; i++ ) {
773 Debug( LDAP_DEBUG_CONNS, " %d%s",
774 readfds.fd_array[i], "r", 0 );
776 for ( i = 0; i < writefds.fd_count; i++ ) {
777 Debug( LDAP_DEBUG_CONNS, " %d%s",
778 writefds.fd_array[i], "w", 0 );
781 for ( i = 0; i < nfds; i++ ) {
785 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
786 if ( i == slap_listeners[l]->sl_sd ) {
794 r = FD_ISSET( i, &readfds );
795 w = FD_ISSET( i, &writefds );
797 Debug( LDAP_DEBUG_CONNS, " %d%s%s", i,
798 r ? "r" : "", w ? "w" : "" );
802 Debug( LDAP_DEBUG_CONNS, "\n", 0, 0, 0 );
805 /* loop through the writers */
807 for ( i = 0; i < writefds.fd_count; i++ )
809 for ( i = 0; i < nfds; i++ )
815 wd = writefds.fd_array[i];
817 if( ! FD_ISSET( i, &writefds ) ) {
823 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
824 if ( i == slap_listeners[l]->sl_sd ) {
832 Debug( LDAP_DEBUG_CONNS,
833 "daemon: write active on %d\n",
837 * NOTE: it is possible that the connection was closed
838 * and that the stream is now inactive.
839 * connection_write() must valid the stream is still
843 if ( connection_write( wd ) < 0 ) {
844 FD_CLR( (unsigned) wd, &readfds );
850 for ( i = 0; i < readfds.fd_count; i++ )
852 for ( i = 0; i < nfds; i++ )
859 rd = readfds.fd_array[i];
861 if( ! FD_ISSET( i, &readfds ) ) {
867 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
868 if ( rd == slap_listeners[l]->sl_sd ) {
877 Debug ( LDAP_DEBUG_CONNS,
878 "daemon: read activity on %d\n", rd, 0, 0 );
881 * NOTE: it is possible that the connection was closed
882 * and that the stream is now inactive.
883 * connection_read() must valid the stream is still
887 if ( connection_read( rd ) < 0 ) {
891 ldap_pvt_thread_yield();
894 if( slapd_shutdown > 0 ) {
895 Debug( LDAP_DEBUG_TRACE,
896 "daemon: shutdown requested and initiated.\n",
899 } else if ( slapd_shutdown < 0 ) {
900 Debug( LDAP_DEBUG_TRACE,
901 "daemon: abnormal condition, shutdown initiated.\n",
904 Debug( LDAP_DEBUG_TRACE,
905 "daemon: no active streams, shutdown initiated.\n",
909 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
910 if ( slap_listeners[l]->sl_sd != AC_SOCKET_INVALID ) {
911 slapd_close( slap_listeners[l]->sl_sd );
916 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
917 Debug( LDAP_DEBUG_ANY,
918 "slapd shutdown: waiting for %d threads to terminate\n",
919 active_threads, 0, 0 );
920 while ( active_threads > 0 ) {
921 ldap_pvt_thread_cond_wait(&active_threads_cond, &active_threads_mutex);
923 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
929 int slapd_daemon( void )
935 #define SLAPD_LISTENER_THREAD 1
936 #if defined( SLAPD_LISTENER_THREAD ) || !defined(HAVE_PTHREADS)
938 /* listener as a separate THREAD */
939 rc = ldap_pvt_thread_create( &listener_tid,
940 0, slapd_daemon_task, NULL );
943 Debug( LDAP_DEBUG_ANY,
944 "listener ldap_pvt_thread_create failed (%d)\n", rc, 0, 0 );
948 /* wait for the listener thread to complete */
949 ldap_pvt_thread_join( listener_tid, (void *) NULL );
951 /* expermimental code */
952 listener_tid = pthread_self();
953 slapd_daemon_task( NULL );
963 WORD wVersionRequested;
967 wVersionRequested = MAKEWORD( 2, 0 );
969 err = WSAStartup( wVersionRequested, &wsaData );
971 /* Tell the user that we couldn't find a usable */
976 /* Confirm that the WinSock DLL supports 2.0.*/
977 /* Note that if the DLL supports versions greater */
978 /* than 2.0 in addition to 2.0, it will still return */
979 /* 2.0 in wVersion since that is the version we */
982 if ( LOBYTE( wsaData.wVersion ) != 2 ||
983 HIBYTE( wsaData.wVersion ) != 0 )
985 /* Tell the user that we couldn't find a usable */
991 /* The WinSock DLL is acceptable. Proceed. */
995 int sockdestroy(void)
1001 void hit_socket(void)
1005 extern struct sockaddr_in bind_addr;
1007 /* throw something at the socket to terminate the select() in the daemon thread. */
1008 if (( s = socket( AF_INET, SOCK_STREAM, 0 )) == AC_SOCKET_INVALID )
1009 Debug( LDAP_DEBUG_ANY,
1010 "slap_set_shutdown: socket failed\n\tWSAGetLastError=%d (%s)\n",
1011 WSAGetLastError(), WSAGetLastErrorString(), 0 );
1013 if ( ioctlsocket( s, FIONBIO, &on ) == -1 )
1014 Debug( LDAP_DEBUG_ANY,
1015 "slap_set_shutdown:FIONBIO ioctl on %d faled\n\tWSAGetLastError=%d (%s)\n",
1016 s, WSAGetLastError(), WSAGetLastError() );
1018 bind_addr.sin_addr.s_addr = htonl( INADDR_LOOPBACK );
1020 if ( connect( s, (struct sockaddr *)&bind_addr, sizeof( struct sockaddr_in )) == SOCKET_ERROR ) {
1021 Debug( LDAP_DEBUG_ANY,
1022 "hit_socket: error on connect: %d\n",
1023 WSAGetLastError(), 0, 0 );
1024 /* we can probably expect some error to occur here, mostly WSAEWOULDBLOCK */
1031 static int sockinit(void)
1033 if ( WSAStartup( 0x0101, &wsaData ) != 0 ) {
1038 static int sockdestroy(void)
1045 static int sockinit(void)
1049 static int sockdestroy(void)
1056 slap_set_shutdown( int sig )
1059 slapd_shutdown = sig;
1060 #ifndef HAVE_WINSOCK
1061 if(slapd_listener) {
1062 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
1065 /* trying to "hit" the socket seems to always get a */
1066 /* EWOULDBLOCK error, so just close the listen socket to */
1067 /* break out of the select since we're shutting down anyway */
1068 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1069 if ( slap_listeners[l]->sl_sd >= 0 ) {
1070 tcp_close( slap_listeners[l]->sl_sd );
1074 /* reinstall self */
1075 (void) SIGNAL( sig, slap_set_shutdown );
1079 slap_do_nothing( int sig )
1081 /* reinstall self */
1082 (void) SIGNAL( sig, slap_do_nothing );