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 */
254 if( !inet_aton( lud->lud_host, &l.sl_addr.sin_addr ) ) {
255 struct hostent *he = gethostbyname( lud->lud_host );
257 Debug( LDAP_DEBUG_ANY, "invalid host (%s) in URL: %s",
258 lud->lud_host, url, 0);
259 ldap_free_urldesc( lud );
263 memcpy( &l.sl_addr.sin_addr, he->h_addr,
264 sizeof( l.sl_addr.sin_addr ) );
268 ldap_free_urldesc( lud );
271 if ( (l.sl_sd = socket( AF_INET, SOCK_STREAM, 0 )) == AC_SOCKET_INVALID ) {
274 Debug( LDAP_DEBUG_ANY,
275 "daemon: socket() failed errno %d (%s)\n", err,
276 err > -1 && err < sys_nerr ? sys_errlist[err] :
279 Debug( LDAP_DEBUG_ANY,
280 "daemon: socket() failed errno %d (%s)\n",
282 WSAGetLastErrorString(), 0 );
288 if ( l.sl_sd >= dtblsize ) {
289 Debug( LDAP_DEBUG_ANY,
290 "daemon: listener descriptor %ld is too great %ld\n",
291 (long) l.sl_sd, (long) dtblsize, 0 );
292 tcp_close( l.sl_sd );
299 if ( setsockopt( l.sl_sd, SOL_SOCKET, SO_REUSEADDR,
300 (char *) &tmp, sizeof(tmp) ) == -1 )
303 Debug( LDAP_DEBUG_ANY,
304 "slapd(%ld): setsockopt(SO_REUSEADDR) failed errno %d (%s)\n",
306 err > -1 && err < sys_nerr
307 ? sys_errlist[err] : "unknown" );
312 if ( setsockopt( l.sl_sd, SOL_SOCKET, SO_KEEPALIVE,
313 (char *) &tmp, sizeof(tmp) ) == -1 )
316 Debug( LDAP_DEBUG_ANY,
317 "slapd(%ld): setsockopt(SO_KEEPALIVE) failed errno %d (%s)\n",
319 err > -1 && err < sys_nerr
320 ? sys_errlist[err] : "unknown" );
325 if ( setsockopt( l.sl_sd, IPPROTO_TCP, TCP_NODELAY,
326 (char *)&tmp, sizeof(tmp) ) )
329 Debug( LDAP_DEBUG_ANY,
330 "slapd(%ld): setsockopt(TCP_NODELAY) failed errno %d (%s)\n",
332 err > -1 && err < sys_nerr
333 ? sys_errlist[err] : "unknown" );
337 if ( bind( l.sl_sd, (struct sockaddr *) &l.sl_addr, sizeof(l.sl_addr) ) == -1 ) {
339 Debug( LDAP_DEBUG_ANY, "daemon: bind(%ld) failed errno %d (%s)\n",
341 err > -1 && err < sys_nerr
342 ? sys_errlist[err] : "unknown" );
343 tcp_close( l.sl_sd );
347 l.sl_url = ch_strdup( url );
349 l.sl_name = ch_malloc( sizeof("IP=255.255.255.255:65336") );
350 s = inet_ntoa( l.sl_addr.sin_addr );
351 sprintf( l.sl_name, "IP=%s:%d",
352 s != NULL ? s : "unknown" , port );
354 li = ch_malloc( sizeof( Listener ) );
357 Debug( LDAP_DEBUG_TRACE, "daemon: initialized %s\n",
363 static int sockinit(void);
364 static int sockdestroy(void);
366 int slapd_daemon_init(char *urls, int port, int tls_port )
372 assert( tls_port == 0 );
375 Debug( LDAP_DEBUG_ARGS, "daemon_init: %s (%d/%d)\n",
376 urls ? urls : "<null>", port, tls_port );
378 if( rc = sockinit() ) {
383 dtblsize = sysconf( _SC_OPEN_MAX );
384 #elif HAVE_GETDTABLESIZE
385 dtblsize = getdtablesize();
387 dtblsize = FD_SETSIZE;
391 if(dtblsize > FD_SETSIZE) {
392 dtblsize = FD_SETSIZE;
394 #endif /* !FD_SETSIZE */
396 FD_ZERO( &slap_daemon.sd_readers );
397 FD_ZERO( &slap_daemon.sd_writers );
403 u = str2charray( urls, " " );
405 if( u == NULL || u[0] == NULL ) {
406 Debug( LDAP_DEBUG_ANY, "daemon_init: no urls (%s) provided.\n",
412 for( i=0; u[i] != NULL; i++ ) {
413 Debug( LDAP_DEBUG_TRACE, "daemon_init: listen on %s\n",
418 Debug( LDAP_DEBUG_ANY, "daemon_init: no listeners to open (%s)\n",
423 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners to open...\n",
426 slap_listeners = ch_malloc( (i+1)*sizeof(Listener *) );
428 for(i = 0; u[i] != NULL; i++ ) {
429 slap_listeners[i] = open_listener( u[i], port, tls_port );
431 if( slap_listeners[i] == NULL ) {
435 slap_listeners[i] = NULL;
437 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners opened.\n",
441 ldap_pvt_thread_mutex_init( &slap_daemon.sd_mutex );
446 slapd_daemon_destroy(void)
448 connections_destroy();
463 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
464 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
467 if ( listen( slap_listeners[l]->sl_sd, 5 ) == -1 ) {
469 Debug( LDAP_DEBUG_ANY,
470 "daemon: listen(%s, 5) failed errno %d (%s)\n",
471 (long) slap_listeners[l]->sl_url, err,
472 err > -1 && err < sys_nerr
473 ? sys_errlist[err] : "unknown" );
478 slapd_add( slap_listeners[l]->sl_sd );
482 if ( started_event != NULL ) {
483 ldap_pvt_thread_cond_signal( &started_event );
486 /* initialization complete. Here comes the loop. */
488 while ( !slapd_shutdown ) {
493 #define SLAPD_EBADF_LIMIT 10
496 #define SLAPD_IDLE_CHECK_LIMIT 4
497 time_t last_idle_check = slap_get_time();
504 struct sockaddr_in from;
505 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
511 if( global_idletimeout > 0 && difftime(
512 last_idle_check+global_idletimeout/SLAPD_IDLE_CHECK_LIMIT,
515 connections_timeout_idle(now);
518 FD_ZERO( &writefds );
524 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
526 #ifdef FD_SET_MANUAL_COPY
527 for( s = 0; s < nfds; s++ ) {
528 if(FD_ISSET( &slap_sd_writers, s )) {
529 FD_SET( &writefds, s );
531 if(FD_ISSET( &slap_sd_writers, s )) {
532 FD_SET( &writefds, s );
536 memcpy( &readfds, &slap_daemon.sd_readers, sizeof(fd_set) );
537 memcpy( &writefds, &slap_daemon.sd_writers, sizeof(fd_set) );
540 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
541 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
543 FD_SET( slap_listeners[l]->sl_sd, &readfds );
547 nfds = slap_daemon.sd_nfds;
552 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
554 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
556 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
558 #if defined( HAVE_YIELDING_SELECT ) || defined( NO_THREADS )
561 tvp = at ? &zero : NULL;
564 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
565 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
568 Debug( LDAP_DEBUG_CONNS,
569 "daemon: select: listen=%d active_threads=%d tvp=%s\n",
570 slap_listeners[l]->sl_sd, at,
571 tvp == NULL ? "NULL" : "zero" );
574 switch(ns = select( nfds, &readfds,
576 /* don't pass empty fd_set */
577 ( writefds.fd_count > 0 ? &writefds : NULL ),
583 case -1: { /* failure - try again */
585 int err = WSAGetLastError();
590 if( err == EBADF && ++ebadf < SLAPD_EBADF_LIMIT) {
595 Debug( LDAP_DEBUG_CONNS,
596 "daemon: select failed (%d): %s\n",
598 err >= 0 && err < sys_nerr
599 ? sys_errlist[err] : "unknown",
608 case 0: /* timeout - let threads run */
610 Debug( LDAP_DEBUG_CONNS, "daemon: select timeout - yielding\n",
612 ldap_pvt_thread_yield();
615 default: /* something happened - deal with it */
617 Debug( LDAP_DEBUG_CONNS, "daemon: activity on %d descriptors\n",
622 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
624 socklen_t len = sizeof(from);
630 char peername[sizeof("IP=255.255.255.255:65336")];
632 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
635 if ( !FD_ISSET( slap_listeners[l]->sl_sd, &readfds ) )
638 if ( (s = accept( slap_listeners[l]->sl_sd,
639 (struct sockaddr *) &from, &len )) == AC_SOCKET_INVALID )
642 Debug( LDAP_DEBUG_ANY,
643 "daemon: accept(%ld) failed errno %d (%s)\n", err,
644 (long) slap_listeners[l]->sl_sd,
645 err >= 0 && err < sys_nerr ?
646 sys_errlist[err] : "unknown");
651 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
653 /* newly accepted stream should not be in any of the FD SETS */
655 assert( !FD_ISSET( s, &slap_daemon.sd_actives) );
656 assert( !FD_ISSET( s, &slap_daemon.sd_readers) );
657 assert( !FD_ISSET( s, &slap_daemon.sd_writers) );
659 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
663 /* make sure descriptor number isn't too great */
664 if ( s >= dtblsize ) {
665 Debug( LDAP_DEBUG_ANY,
666 "daemon: %ld beyond descriptor table size %ld\n",
667 (long) s, (long) dtblsize, 0 );
673 Debug( LDAP_DEBUG_CONNS, "daemon: new connection on %ld\n",
678 if ( getpeername( s, (struct sockaddr *) &from, &len ) != 0 ) {
680 Debug( LDAP_DEBUG_ANY,
681 "daemon: getpeername( %ld ) failed: errno=%d (%s)\n",
683 err >= 0 && err < sys_nerr ?
684 sys_errlist[err] : "unknown" );
689 peeraddr = inet_ntoa( from.sin_addr );
690 sprintf( peername, "IP=%s:%d",
691 peeraddr != NULL ? peeraddr : "unknown",
692 (unsigned) ntohs( from.sin_port ) );
694 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
695 hp = gethostbyaddr( (char *)
696 &(from.sin_addr.s_addr),
697 sizeof(from.sin_addr.s_addr), AF_INET );
700 dnsname = str2lower( hp->h_name );
710 if( !hosts_ctl("slapd",
711 dnsname != NULL ? dnsname : STRING_UNKNOWN,
712 peeraddr != NULL ? peeraddr : STRING_UNKNOWN,
716 Statslog( LDAP_DEBUG_ANY,
717 "fd=%ld connection from %s (%s) denied.\n",
719 dnsname != NULL ? dnsname : "unknown",
720 peeraddr != NULL ? peeraddr : "unknown",
726 #endif /* HAVE_TCPD */
728 if( (id = connection_init(s,
729 slap_listeners[l]->sl_url,
730 dnsname != NULL ? dnsname : "unknown",
732 slap_listeners[l]->sl_name,
734 slap_listeners[l]->sl_is_tls
740 Debug( LDAP_DEBUG_ANY,
741 "daemon: connection_init(%ld, %s, %s) failed.\n",
744 slap_listeners[l]->sl_name );
749 Statslog( LDAP_DEBUG_STATS,
750 "daemon: conn=%d fd=%ld connection from %s (%s) accepted.\n",
753 slap_listeners[l]->sl_name,
761 Debug( LDAP_DEBUG_CONNS, "daemon: activity on:", 0, 0, 0 );
763 for ( i = 0; i < readfds.fd_count; i++ ) {
764 Debug( LDAP_DEBUG_CONNS, " %d%s",
765 readfds.fd_array[i], "r", 0 );
767 for ( i = 0; i < writefds.fd_count; i++ ) {
768 Debug( LDAP_DEBUG_CONNS, " %d%s",
769 writefds.fd_array[i], "w", 0 );
772 for ( i = 0; i < nfds; i++ ) {
776 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
777 if ( i == slap_listeners[l]->sl_sd ) {
785 r = FD_ISSET( i, &readfds );
786 w = FD_ISSET( i, &writefds );
788 Debug( LDAP_DEBUG_CONNS, " %d%s%s", i,
789 r ? "r" : "", w ? "w" : "" );
793 Debug( LDAP_DEBUG_CONNS, "\n", 0, 0, 0 );
796 /* loop through the writers */
798 for ( i = 0; i < writefds.fd_count; i++ )
800 for ( i = 0; i < nfds; i++ )
806 wd = writefds.fd_array[i];
808 if( ! FD_ISSET( i, &writefds ) ) {
814 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
815 if ( i == slap_listeners[l]->sl_sd ) {
823 Debug( LDAP_DEBUG_CONNS,
824 "daemon: write active on %d\n",
828 * NOTE: it is possible that the connection was closed
829 * and that the stream is now inactive.
830 * connection_write() must valid the stream is still
834 if ( connection_write( wd ) < 0 ) {
835 FD_CLR( (unsigned) wd, &readfds );
841 for ( i = 0; i < readfds.fd_count; i++ )
843 for ( i = 0; i < nfds; i++ )
850 rd = readfds.fd_array[i];
852 if( ! FD_ISSET( i, &readfds ) ) {
858 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
859 if ( rd == slap_listeners[l]->sl_sd ) {
868 Debug ( LDAP_DEBUG_CONNS,
869 "daemon: read activity on %d\n", rd, 0, 0 );
872 * NOTE: it is possible that the connection was closed
873 * and that the stream is now inactive.
874 * connection_read() must valid the stream is still
878 if ( connection_read( rd ) < 0 ) {
882 ldap_pvt_thread_yield();
885 if( slapd_shutdown > 0 ) {
886 Debug( LDAP_DEBUG_TRACE,
887 "daemon: shutdown requested and initiated.\n",
890 } else if ( slapd_shutdown < 0 ) {
891 Debug( LDAP_DEBUG_TRACE,
892 "daemon: abnormal condition, shutdown initiated.\n",
895 Debug( LDAP_DEBUG_TRACE,
896 "daemon: no active streams, shutdown initiated.\n",
900 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
901 if ( slap_listeners[l]->sl_sd != AC_SOCKET_INVALID ) {
902 slapd_close( slap_listeners[l]->sl_sd );
907 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
908 Debug( LDAP_DEBUG_ANY,
909 "slapd shutdown: waiting for %d threads to terminate\n",
910 active_threads, 0, 0 );
911 while ( active_threads > 0 ) {
912 ldap_pvt_thread_cond_wait(&active_threads_cond, &active_threads_mutex);
914 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
920 int slapd_daemon( void )
926 #define SLAPD_LISTENER_THREAD 1
927 #if defined( SLAPD_LISTENER_THREAD ) || !defined(HAVE_PTHREADS)
929 /* listener as a separate THREAD */
930 rc = ldap_pvt_thread_create( &listener_tid,
931 0, slapd_daemon_task, NULL );
934 Debug( LDAP_DEBUG_ANY,
935 "listener ldap_pvt_thread_create failed (%d)\n", rc, 0, 0 );
939 /* wait for the listener thread to complete */
940 ldap_pvt_thread_join( listener_tid, (void *) NULL );
942 /* expermimental code */
943 listener_tid = pthread_self();
944 slapd_daemon_task( NULL );
954 WORD wVersionRequested;
958 wVersionRequested = MAKEWORD( 2, 0 );
960 err = WSAStartup( wVersionRequested, &wsaData );
962 /* Tell the user that we couldn't find a usable */
967 /* Confirm that the WinSock DLL supports 2.0.*/
968 /* Note that if the DLL supports versions greater */
969 /* than 2.0 in addition to 2.0, it will still return */
970 /* 2.0 in wVersion since that is the version we */
973 if ( LOBYTE( wsaData.wVersion ) != 2 ||
974 HIBYTE( wsaData.wVersion ) != 0 )
976 /* Tell the user that we couldn't find a usable */
982 /* The WinSock DLL is acceptable. Proceed. */
986 int sockdestroy(void)
992 void hit_socket(void)
996 extern struct sockaddr_in bind_addr;
998 /* throw something at the socket to terminate the select() in the daemon thread. */
999 if (( s = socket( AF_INET, SOCK_STREAM, 0 )) == AC_SOCKET_INVALID )
1000 Debug( LDAP_DEBUG_ANY,
1001 "slap_set_shutdown: socket failed\n\tWSAGetLastError=%d (%s)\n",
1002 WSAGetLastError(), WSAGetLastErrorString(), 0 );
1004 if ( ioctlsocket( s, FIONBIO, &on ) == -1 )
1005 Debug( LDAP_DEBUG_ANY,
1006 "slap_set_shutdown:FIONBIO ioctl on %d faled\n\tWSAGetLastError=%d (%s)\n",
1007 s, WSAGetLastError(), WSAGetLastError() );
1009 bind_addr.sin_addr.s_addr = htonl( INADDR_LOOPBACK );
1011 if ( connect( s, (struct sockaddr *)&bind_addr, sizeof( struct sockaddr_in )) == SOCKET_ERROR ) {
1012 Debug( LDAP_DEBUG_ANY,
1013 "hit_socket: error on connect: %d\n",
1014 WSAGetLastError(), 0, 0 );
1015 /* we can probably expect some error to occur here, mostly WSAEWOULDBLOCK */
1022 static int sockinit(void)
1024 if ( WSAStartup( 0x0101, &wsaData ) != 0 ) {
1029 static int sockdestroy(void)
1036 static int sockinit(void)
1040 static int sockdestroy(void)
1047 slap_set_shutdown( int sig )
1050 slapd_shutdown = sig;
1051 #ifndef HAVE_WINSOCK
1052 if(slapd_listener) {
1053 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
1056 /* trying to "hit" the socket seems to always get a */
1057 /* EWOULDBLOCK error, so just close the listen socket to */
1058 /* break out of the select since we're shutting down anyway */
1059 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1060 if ( slap_listeners[l]->sl_sd >= 0 ) {
1061 tcp_close( slap_listeners[l]->sl_sd );
1065 /* reinstall self */
1066 (void) SIGNAL( sig, slap_set_shutdown );
1070 slap_do_nothing( int sig )
1072 /* reinstall self */
1073 (void) SIGNAL( sig, slap_do_nothing );