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>
19 #include "ldap_defaults.h"
25 int allow_severity = LOG_INFO;
26 int deny_severity = LOG_NOTICE;
27 #endif /* TCP Wrappers */
31 ber_socket_t dtblsize;
33 typedef struct slap_listener {
40 struct sockaddr_in sl_addr;
43 Listener **slap_listeners = NULL;
47 extern ldap_pvt_thread_cond_t started_event;
49 /* forward reference */
50 static void hit_socket(void);
52 char *WSAGetLastErrorString();
53 static ldap_pvt_thread_t hit_tid;
55 #define WAKE_LISTENER(w) \
58 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );\
63 #define WAKE_LISTENER(w) \
66 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );\
74 volatile sig_atomic_t slapd_shutdown = 0;
76 static ldap_pvt_thread_t listener_tid;
77 static volatile sig_atomic_t slapd_listener = 0;
79 static struct slap_daemon {
80 ldap_pvt_thread_mutex_t sd_mutex;
85 /* In winsock, accept() returns values higher than dtblsize
86 so don't bother with this optimization */
96 * Add a descriptor to daemon control
98 static void slapd_add(ber_socket_t s) {
99 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
101 assert( !FD_ISSET( s, &slap_daemon.sd_actives ));
102 assert( !FD_ISSET( s, &slap_daemon.sd_readers ));
103 assert( !FD_ISSET( s, &slap_daemon.sd_writers ));
106 if (s >= slap_daemon.sd_nfds) {
107 slap_daemon.sd_nfds = s + 1;
111 FD_SET( s, &slap_daemon.sd_actives );
112 FD_SET( s, &slap_daemon.sd_readers );
114 Debug( LDAP_DEBUG_CONNS, "daemon: added %ld%s%s\n",
116 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
117 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
119 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
123 * Remove the descriptor from daemon control
125 void slapd_remove(ber_socket_t s, int wake) {
126 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
129 Debug( LDAP_DEBUG_CONNS, "daemon: removing %ld%s%s\n",
131 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
132 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
134 FD_CLR( s, &slap_daemon.sd_actives );
135 FD_CLR( s, &slap_daemon.sd_readers );
136 FD_CLR( s, &slap_daemon.sd_writers );
138 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
141 void slapd_clr_write(ber_socket_t s, int wake) {
142 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
145 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
146 FD_CLR( s, &slap_daemon.sd_writers );
148 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
151 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
155 void slapd_set_write(ber_socket_t s, int wake) {
156 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
159 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
160 FD_SET( (unsigned) s, &slap_daemon.sd_writers );
162 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
165 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
169 void slapd_clr_read(ber_socket_t s, int wake) {
170 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
173 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
174 FD_CLR( s, &slap_daemon.sd_readers );
176 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
179 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
183 void slapd_set_read(ber_socket_t s, int wake) {
184 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
187 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
188 FD_SET( s, &slap_daemon.sd_readers );
190 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
193 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
197 static void slapd_close(ber_socket_t s) {
198 Debug( LDAP_DEBUG_CONNS, "daemon: closing %ld\n",
216 rc = ldap_url_parse( url, &lud );
218 if( rc != LDAP_URL_SUCCESS ) {
219 Debug( LDAP_DEBUG_ANY,
220 "daemon: listen URL \"%s\" parse error=%d\n",
226 if( lud->lud_ldaps ) {
227 Debug( LDAP_DEBUG_ANY,
228 "daemon: TLS not supported (%s)\n",
230 ldap_free_urldesc( lud );
234 if(! lud->lud_port ) {
235 lud->lud_port = port;
239 l.sl_is_tls = lud->lud_ldaps;
241 if(! lud->lud_port ) {
242 lud->lud_port = lud->lud_ldaps ? tls_port : port;
246 port = lud->lud_port;
248 (void) memset( (void*) &l.sl_addr, '\0', sizeof(l.sl_addr) );
250 l.sl_addr.sin_family = AF_INET;
251 l.sl_addr.sin_port = htons( (unsigned short) lud->lud_port );
253 if( lud->lud_host == NULL || lud->lud_host[0] == '\0'
254 || strcmp(lud->lud_host, "*") == 0 )
256 l.sl_addr.sin_addr.s_addr = htonl(INADDR_ANY);
259 /* host or address was specified */
260 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 );
269 memcpy( &l.sl_addr.sin_addr, he->h_addr,
270 sizeof( l.sl_addr.sin_addr ) );
274 ldap_free_urldesc( lud );
277 if ( (l.sl_sd = socket( AF_INET, SOCK_STREAM, 0 )) == AC_SOCKET_INVALID ) {
280 Debug( LDAP_DEBUG_ANY,
281 "daemon: socket() failed errno=%d (%s)\n", err,
282 err > -1 && err < sys_nerr ? sys_errlist[err] :
285 Debug( LDAP_DEBUG_ANY,
286 "daemon: socket() failed errno=%d (%s)\n",
288 WSAGetLastErrorString(), 0 );
294 if ( l.sl_sd >= dtblsize ) {
295 Debug( LDAP_DEBUG_ANY,
296 "daemon: listener descriptor %ld is too great %ld\n",
297 (long) l.sl_sd, (long) dtblsize, 0 );
298 tcp_close( l.sl_sd );
304 /* enable address reuse */
306 if ( setsockopt( l.sl_sd, SOL_SOCKET, SO_REUSEADDR,
307 (char *) &tmp, sizeof(tmp) ) == -1 )
310 Debug( LDAP_DEBUG_ANY,
311 "slapd(%ld): setsockopt(SO_REUSEADDR) failed errno=%d (%s)\n",
313 err > -1 && err < sys_nerr
314 ? sys_errlist[err] : "unknown" );
318 /* enable keep alives */
320 if ( setsockopt( l.sl_sd, SOL_SOCKET, SO_KEEPALIVE,
321 (char *) &tmp, sizeof(tmp) ) == -1 )
324 Debug( LDAP_DEBUG_ANY,
325 "slapd(%ld): setsockopt(SO_KEEPALIVE) failed errno=%d (%s)\n",
327 err > -1 && err < sys_nerr
328 ? sys_errlist[err] : "unknown" );
332 /* enable no delay */
334 if ( setsockopt( l.sl_sd, IPPROTO_TCP, TCP_NODELAY,
335 (char *)&tmp, sizeof(tmp) ) )
338 Debug( LDAP_DEBUG_ANY,
339 "slapd(%ld): setsockopt(TCP_NODELAY) failed errno=%d (%s)\n",
341 err > -1 && err < sys_nerr
342 ? sys_errlist[err] : "unknown" );
346 if ( bind( l.sl_sd, (struct sockaddr *) &l.sl_addr, sizeof(l.sl_addr) ) == -1 ) {
348 Debug( LDAP_DEBUG_ANY, "daemon: bind(%ld) failed errno=%d (%s)\n",
350 err > -1 && err < sys_nerr
351 ? sys_errlist[err] : "unknown" );
352 tcp_close( l.sl_sd );
356 l.sl_url = ch_strdup( url );
358 l.sl_name = ch_malloc( sizeof("IP=255.255.255.255:65336") );
359 s = inet_ntoa( l.sl_addr.sin_addr );
360 sprintf( l.sl_name, "IP=%s:%d",
361 s != NULL ? s : "unknown" , port );
363 li = ch_malloc( sizeof( Listener ) );
366 Debug( LDAP_DEBUG_TRACE, "daemon: initialized %s\n",
372 static int sockinit(void);
373 static int sockdestroy(void);
375 int slapd_daemon_init(char *urls, int port, int tls_port )
381 assert( tls_port == 0 );
384 Debug( LDAP_DEBUG_ARGS, "daemon_init: %s (%d/%d)\n",
385 urls ? urls : "<null>", port, tls_port );
387 if( rc = sockinit() ) {
392 dtblsize = sysconf( _SC_OPEN_MAX );
393 #elif HAVE_GETDTABLESIZE
394 dtblsize = getdtablesize();
396 dtblsize = FD_SETSIZE;
400 if(dtblsize > FD_SETSIZE) {
401 dtblsize = FD_SETSIZE;
403 #endif /* !FD_SETSIZE */
405 FD_ZERO( &slap_daemon.sd_readers );
406 FD_ZERO( &slap_daemon.sd_writers );
412 u = str2charray( urls, " " );
414 if( u == NULL || u[0] == NULL ) {
415 Debug( LDAP_DEBUG_ANY, "daemon_init: no urls (%s) provided.\n",
421 for( i=0; u[i] != NULL; i++ ) {
422 Debug( LDAP_DEBUG_TRACE, "daemon_init: listen on %s\n",
427 Debug( LDAP_DEBUG_ANY, "daemon_init: no listeners to open (%s)\n",
433 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners to open...\n",
436 slap_listeners = ch_malloc( (i+1)*sizeof(Listener *) );
438 for(i = 0; u[i] != NULL; i++ ) {
439 slap_listeners[i] = open_listener( u[i], port, tls_port );
441 if( slap_listeners[i] == NULL ) {
446 slap_listeners[i] = NULL;
448 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners opened\n",
452 ldap_pvt_thread_mutex_init( &slap_daemon.sd_mutex );
458 slapd_daemon_destroy(void)
460 connections_destroy();
475 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
476 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
479 if ( listen( slap_listeners[l]->sl_sd, 5 ) == -1 ) {
481 Debug( LDAP_DEBUG_ANY,
482 "daemon: listen(%s, 5) failed errno=%d (%s)\n",
483 (long) slap_listeners[l]->sl_url, err,
484 err > -1 && err < sys_nerr
485 ? sys_errlist[err] : "unknown" );
490 slapd_add( slap_listeners[l]->sl_sd );
494 if ( started_event != NULL ) {
495 ldap_pvt_thread_cond_signal( &started_event );
498 /* initialization complete. Here comes the loop. */
500 while ( !slapd_shutdown ) {
505 #define SLAPD_EBADF_LIMIT 10
508 #define SLAPD_IDLE_CHECK_LIMIT 4
509 time_t last_idle_check = slap_get_time();
516 struct sockaddr_in from;
517 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
523 if( global_idletimeout > 0 && difftime(
524 last_idle_check+global_idletimeout/SLAPD_IDLE_CHECK_LIMIT,
527 connections_timeout_idle(now);
530 FD_ZERO( &writefds );
536 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
538 #ifdef FD_SET_MANUAL_COPY
539 for( s = 0; s < nfds; s++ ) {
540 if(FD_ISSET( &slap_sd_writers, s )) {
541 FD_SET( &writefds, s );
543 if(FD_ISSET( &slap_sd_writers, s )) {
544 FD_SET( &writefds, s );
548 memcpy( &readfds, &slap_daemon.sd_readers, sizeof(fd_set) );
549 memcpy( &writefds, &slap_daemon.sd_writers, sizeof(fd_set) );
552 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
553 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
555 FD_SET( slap_listeners[l]->sl_sd, &readfds );
559 nfds = slap_daemon.sd_nfds;
564 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
566 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
568 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
570 #if defined( HAVE_YIELDING_SELECT ) || defined( NO_THREADS )
573 tvp = at ? &zero : NULL;
576 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
577 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
580 Debug( LDAP_DEBUG_CONNS,
581 "daemon: select: listen=%d active_threads=%d tvp=%s\n",
582 slap_listeners[l]->sl_sd, at,
583 tvp == NULL ? "NULL" : "zero" );
586 switch(ns = select( nfds, &readfds,
588 /* don't pass empty fd_set */
589 ( writefds.fd_count > 0 ? &writefds : NULL ),
595 case -1: { /* failure - try again */
597 int err = WSAGetLastError();
602 if( err == EBADF && ++ebadf < SLAPD_EBADF_LIMIT) {
607 Debug( LDAP_DEBUG_CONNS,
608 "daemon: select failed (%d): %s\n",
610 err >= 0 && err < sys_nerr
611 ? sys_errlist[err] : "unknown",
620 case 0: /* timeout - let threads run */
622 Debug( LDAP_DEBUG_CONNS, "daemon: select timeout - yielding\n",
624 ldap_pvt_thread_yield();
627 default: /* something happened - deal with it */
629 Debug( LDAP_DEBUG_CONNS, "daemon: activity on %d descriptors\n",
634 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
636 socklen_t len = sizeof(from);
642 char peername[sizeof("IP=255.255.255.255:65336")];
644 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
647 if ( !FD_ISSET( slap_listeners[l]->sl_sd, &readfds ) )
650 if ( (s = accept( slap_listeners[l]->sl_sd,
651 (struct sockaddr *) &from, &len )) == AC_SOCKET_INVALID )
654 Debug( LDAP_DEBUG_ANY,
655 "daemon: accept(%ld) failed errno=%d (%s)\n", err,
656 (long) slap_listeners[l]->sl_sd,
657 err >= 0 && err < sys_nerr ?
658 sys_errlist[err] : "unknown");
663 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
665 /* newly accepted stream should not be in any of the FD SETS */
667 assert( !FD_ISSET( s, &slap_daemon.sd_actives) );
668 assert( !FD_ISSET( s, &slap_daemon.sd_readers) );
669 assert( !FD_ISSET( s, &slap_daemon.sd_writers) );
671 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
675 /* make sure descriptor number isn't too great */
676 if ( s >= dtblsize ) {
677 Debug( LDAP_DEBUG_ANY,
678 "daemon: %ld beyond descriptor table size %ld\n",
679 (long) s, (long) dtblsize, 0 );
685 Debug( LDAP_DEBUG_CONNS, "daemon: new connection on %ld\n",
690 if ( getpeername( s, (struct sockaddr *) &from, &len ) != 0 ) {
692 Debug( LDAP_DEBUG_ANY,
693 "daemon: getpeername( %ld ) failed: errno=%d (%s)\n",
695 err >= 0 && err < sys_nerr ?
696 sys_errlist[err] : "unknown" );
701 peeraddr = inet_ntoa( from.sin_addr );
702 sprintf( peername, "IP=%s:%d",
703 peeraddr != NULL ? peeraddr : "unknown",
704 (unsigned) ntohs( from.sin_port ) );
706 #if defined(SLAPD_RLOOKUPS) || defined(HAVE_TCPD)
707 hp = gethostbyaddr( (char *)
708 &(from.sin_addr.s_addr),
709 sizeof(from.sin_addr.s_addr), AF_INET );
712 dnsname = ldap_pvt_str2lower( hp->h_name );
722 if( !hosts_ctl("slapd",
723 dnsname != NULL ? dnsname : STRING_UNKNOWN,
724 peeraddr != NULL ? peeraddr : STRING_UNKNOWN,
728 Statslog( LDAP_DEBUG_ANY,
729 "fd=%ld connection from %s (%s) denied.\n",
731 dnsname != NULL ? dnsname : "unknown",
732 peeraddr != NULL ? peeraddr : "unknown",
738 #endif /* HAVE_TCPD */
740 if( (id = connection_init(s,
741 slap_listeners[l]->sl_url,
742 dnsname != NULL ? dnsname : "unknown",
744 slap_listeners[l]->sl_name,
746 slap_listeners[l]->sl_is_tls
752 Debug( LDAP_DEBUG_ANY,
753 "daemon: connection_init(%ld, %s, %s) failed.\n",
756 slap_listeners[l]->sl_name );
761 Statslog( LDAP_DEBUG_STATS,
762 "daemon: conn=%ld fd=%ld connection from %s (%s) accepted.\n",
765 slap_listeners[l]->sl_name,
773 Debug( LDAP_DEBUG_CONNS, "daemon: activity on:", 0, 0, 0 );
775 for ( i = 0; i < readfds.fd_count; i++ ) {
776 Debug( LDAP_DEBUG_CONNS, " %d%s",
777 readfds.fd_array[i], "r", 0 );
779 for ( i = 0; i < writefds.fd_count; i++ ) {
780 Debug( LDAP_DEBUG_CONNS, " %d%s",
781 writefds.fd_array[i], "w", 0 );
784 for ( i = 0; i < nfds; i++ ) {
788 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
789 if ( i == slap_listeners[l]->sl_sd ) {
797 r = FD_ISSET( i, &readfds );
798 w = FD_ISSET( i, &writefds );
800 Debug( LDAP_DEBUG_CONNS, " %d%s%s", i,
801 r ? "r" : "", w ? "w" : "" );
805 Debug( LDAP_DEBUG_CONNS, "\n", 0, 0, 0 );
808 /* loop through the writers */
810 for ( i = 0; i < writefds.fd_count; i++ )
812 for ( i = 0; i < nfds; i++ )
818 wd = writefds.fd_array[i];
820 if( ! FD_ISSET( i, &writefds ) ) {
826 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
827 if ( i == slap_listeners[l]->sl_sd ) {
835 Debug( LDAP_DEBUG_CONNS,
836 "daemon: write active on %d\n",
840 * NOTE: it is possible that the connection was closed
841 * and that the stream is now inactive.
842 * connection_write() must valid the stream is still
846 if ( connection_write( wd ) < 0 ) {
847 FD_CLR( (unsigned) wd, &readfds );
853 for ( i = 0; i < readfds.fd_count; i++ )
855 for ( i = 0; i < nfds; i++ )
862 rd = readfds.fd_array[i];
864 if( ! FD_ISSET( i, &readfds ) ) {
870 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
871 if ( rd == slap_listeners[l]->sl_sd ) {
880 Debug ( LDAP_DEBUG_CONNS,
881 "daemon: read activity on %d\n", rd, 0, 0 );
884 * NOTE: it is possible that the connection was closed
885 * and that the stream is now inactive.
886 * connection_read() must valid the stream is still
890 if ( connection_read( rd ) < 0 ) {
894 ldap_pvt_thread_yield();
897 if( slapd_shutdown > 0 ) {
898 Debug( LDAP_DEBUG_TRACE,
899 "daemon: shutdown requested and initiated.\n",
902 } else if ( slapd_shutdown < 0 ) {
903 Debug( LDAP_DEBUG_TRACE,
904 "daemon: abnormal condition, shutdown initiated.\n",
907 Debug( LDAP_DEBUG_TRACE,
908 "daemon: no active streams, shutdown initiated.\n",
912 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
913 if ( slap_listeners[l]->sl_sd != AC_SOCKET_INVALID ) {
914 slapd_close( slap_listeners[l]->sl_sd );
919 ldap_pvt_thread_mutex_lock( &active_threads_mutex );
920 Debug( LDAP_DEBUG_ANY,
921 "slapd shutdown: waiting for %d threads to terminate\n",
922 active_threads, 0, 0 );
923 while ( active_threads > 0 ) {
924 ldap_pvt_thread_cond_wait(&active_threads_cond, &active_threads_mutex);
926 ldap_pvt_thread_mutex_unlock( &active_threads_mutex );
932 int slapd_daemon( void )
938 #define SLAPD_LISTENER_THREAD 1
939 #if defined( SLAPD_LISTENER_THREAD ) || !defined(HAVE_PTHREADS)
941 /* listener as a separate THREAD */
942 rc = ldap_pvt_thread_create( &listener_tid,
943 0, slapd_daemon_task, NULL );
946 Debug( LDAP_DEBUG_ANY,
947 "listener ldap_pvt_thread_create failed (%d)\n", rc, 0, 0 );
951 /* wait for the listener thread to complete */
952 ldap_pvt_thread_join( listener_tid, (void *) NULL );
954 /* expermimental code */
955 listener_tid = pthread_self();
956 slapd_daemon_task( NULL );
966 WORD wVersionRequested;
970 wVersionRequested = MAKEWORD( 2, 0 );
972 err = WSAStartup( wVersionRequested, &wsaData );
974 /* Tell the user that we couldn't find a usable */
979 /* Confirm that the WinSock DLL supports 2.0.*/
980 /* Note that if the DLL supports versions greater */
981 /* than 2.0 in addition to 2.0, it will still return */
982 /* 2.0 in wVersion since that is the version we */
985 if ( LOBYTE( wsaData.wVersion ) != 2 ||
986 HIBYTE( wsaData.wVersion ) != 0 )
988 /* Tell the user that we couldn't find a usable */
994 /* The WinSock DLL is acceptable. Proceed. */
998 int sockdestroy(void)
1004 void hit_socket(void)
1008 extern struct sockaddr_in bind_addr;
1010 /* throw something at the socket to terminate the select() in the daemon thread. */
1011 if (( s = socket( AF_INET, SOCK_STREAM, 0 )) == AC_SOCKET_INVALID )
1012 Debug( LDAP_DEBUG_ANY,
1013 "slap_set_shutdown: socket failed\n\tWSAGetLastError=%d (%s)\n",
1014 WSAGetLastError(), WSAGetLastErrorString(), 0 );
1016 if ( ioctlsocket( s, FIONBIO, &on ) == -1 )
1017 Debug( LDAP_DEBUG_ANY,
1018 "slap_set_shutdown:FIONBIO ioctl on %d faled\n\tWSAGetLastError=%d (%s)\n",
1019 s, WSAGetLastError(), WSAGetLastError() );
1021 bind_addr.sin_addr.s_addr = htonl( INADDR_LOOPBACK );
1023 if ( connect( s, (struct sockaddr *)&bind_addr, sizeof( struct sockaddr_in )) == SOCKET_ERROR ) {
1024 Debug( LDAP_DEBUG_ANY,
1025 "hit_socket: error on connect: %d\n",
1026 WSAGetLastError(), 0, 0 );
1027 /* we can probably expect some error to occur here, mostly WSAEWOULDBLOCK */
1034 static int sockinit(void)
1036 if ( WSAStartup( 0x0101, &wsaData ) != 0 ) {
1041 static int sockdestroy(void)
1048 static int sockinit(void)
1052 static int sockdestroy(void)
1059 slap_set_shutdown( int sig )
1062 slapd_shutdown = sig;
1063 #ifndef HAVE_WINSOCK
1064 if(slapd_listener) {
1065 ldap_pvt_thread_kill( listener_tid, LDAP_SIGUSR1 );
1068 /* trying to "hit" the socket seems to always get a */
1069 /* EWOULDBLOCK error, so just close the listen socket to */
1070 /* break out of the select since we're shutting down anyway */
1071 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1072 if ( slap_listeners[l]->sl_sd >= 0 ) {
1073 tcp_close( slap_listeners[l]->sl_sd );
1077 /* reinstall self */
1078 (void) SIGNAL( sig, slap_set_shutdown );
1082 slap_do_nothing( int sig )
1084 /* reinstall self */
1085 (void) SIGNAL( sig, slap_do_nothing );