3 * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
4 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
13 #include <ac/socket.h>
14 #include <ac/string.h>
16 #include <ac/unistd.h>
19 #include "ldap_pvt_thread.h"
26 int allow_severity = LOG_INFO;
27 int deny_severity = LOG_NOTICE;
28 #endif /* TCP Wrappers */
32 /* this should go in <ldap.h> as soon as it is accepted */
33 #define LDAPI_MOD_URLEXT "x-mod"
34 #endif /* LDAP_PF_LOCAL */
37 int slap_inet4or6 = AF_UNSPEC;
39 int slap_inet4or6 = AF_INET;
44 ber_socket_t dtblsize;
46 Listener **slap_listeners = NULL;
48 #define SLAPD_LISTEN 10
50 static ber_socket_t wake_sds[2];
52 #if defined(NO_THREADS) || defined(HAVE_GNU_PTH)
54 #define WAKE_LISTENER(w) \
55 ((w && !waking) ? tcp_write( wake_sds[1], "0", 1 ), waking=1 : 0)
57 #define WAKE_LISTENER(w) \
58 do { if (w) tcp_write( wake_sds[1], "0", 1 ); } while(0)
64 volatile sig_atomic_t slapd_shutdown = 0, slapd_gentle_shutdown = 0;
66 static struct slap_daemon {
67 ldap_pvt_thread_mutex_t sd_mutex;
69 ber_socket_t sd_nactives;
72 /* In winsock, accept() returns values higher than dtblsize
73 so don't bother with this optimization */
86 * SLP related functions
90 #define LDAP_SRVTYPE_PREFIX "service:ldap://"
91 #define LDAPS_SRVTYPE_PREFIX "service:ldaps://"
92 static char** slapd_srvurls = NULL;
93 static SLPHandle slapd_hslp = 0;
95 void slapd_slp_init( const char* urls ) {
98 slapd_srvurls = ldap_str2charray( urls, " " );
100 if( slapd_srvurls == NULL ) return;
102 /* find and expand INADDR_ANY URLs */
103 for( i=0; slapd_srvurls[i] != NULL; i++ ) {
104 if( strcmp( slapd_srvurls[i], "ldap:///" ) == 0) {
105 char *host = ldap_pvt_get_fqdn( NULL );
106 if ( host != NULL ) {
107 slapd_srvurls[i] = (char *) realloc( slapd_srvurls[i],
109 sizeof( LDAP_SRVTYPE_PREFIX ) );
110 strcpy( lutil_strcopy(slapd_srvurls[i],
111 LDAP_SRVTYPE_PREFIX ), host );
116 } else if ( strcmp( slapd_srvurls[i], "ldaps:///" ) == 0) {
117 char *host = ldap_pvt_get_fqdn( NULL );
118 if ( host != NULL ) {
119 slapd_srvurls[i] = (char *) realloc( slapd_srvurls[i],
121 sizeof( LDAPS_SRVTYPE_PREFIX ) );
122 strcpy( lutil_strcopy(slapd_srvurls[i],
123 LDAPS_SRVTYPE_PREFIX ), host );
130 /* open the SLP handle */
131 SLPOpen( "en", 0, &slapd_hslp );
134 void slapd_slp_deinit() {
135 if( slapd_srvurls == NULL ) return;
137 ldap_charray_free( slapd_srvurls );
138 slapd_srvurls = NULL;
140 /* close the SLP handle */
141 SLPClose( slapd_hslp );
144 void slapd_slp_regreport(
152 void slapd_slp_reg() {
155 for( i=0; slapd_srvurls[i] != NULL; i++ ) {
156 if( strncmp( slapd_srvurls[i], LDAP_SRVTYPE_PREFIX,
157 sizeof( LDAP_SRVTYPE_PREFIX ) - 1 ) == 0 ||
158 strncmp( slapd_srvurls[i], LDAPS_SRVTYPE_PREFIX,
159 sizeof( LDAPS_SRVTYPE_PREFIX ) - 1 ) == 0 )
163 SLP_LIFETIME_MAXIMUM,
173 void slapd_slp_dereg() {
176 for( i=0; slapd_srvurls[i] != NULL; i++ ) {
177 SLPDereg( slapd_hslp,
183 #endif /* HAVE_SLP */
186 * Add a descriptor to daemon control
188 static void slapd_add(ber_socket_t s) {
189 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
191 assert( !FD_ISSET( s, &slap_daemon.sd_actives ));
192 assert( !FD_ISSET( s, &slap_daemon.sd_readers ));
193 assert( !FD_ISSET( s, &slap_daemon.sd_writers ));
196 if (s >= slap_daemon.sd_nfds) {
197 slap_daemon.sd_nfds = s + 1;
201 slap_daemon.sd_nactives++;
203 FD_SET( s, &slap_daemon.sd_actives );
204 FD_SET( s, &slap_daemon.sd_readers );
207 LDAP_LOG( CONNECTION, DETAIL1,
208 "slapd_add: added %ld%s%s\n", (long)s,
209 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
210 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
212 Debug( LDAP_DEBUG_CONNS, "daemon: added %ld%s%s\n",
214 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
215 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
217 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
221 * Remove the descriptor from daemon control
223 void slapd_remove(ber_socket_t s, int wake) {
224 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
226 slap_daemon.sd_nactives--;
229 LDAP_LOG( CONNECTION, DETAIL1,
230 "slapd_remove: removing %ld%s%s\n", (long) s,
231 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
232 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
234 Debug( LDAP_DEBUG_CONNS, "daemon: removing %ld%s%s\n",
236 FD_ISSET(s, &slap_daemon.sd_readers) ? "r" : "",
237 FD_ISSET(s, &slap_daemon.sd_writers) ? "w" : "" );
239 FD_CLR( s, &slap_daemon.sd_actives );
240 FD_CLR( s, &slap_daemon.sd_readers );
241 FD_CLR( s, &slap_daemon.sd_writers );
243 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
244 WAKE_LISTENER(wake || slapd_gentle_shutdown == 2);
247 void slapd_clr_write(ber_socket_t s, int wake) {
248 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
250 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
251 FD_CLR( s, &slap_daemon.sd_writers );
253 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
257 void slapd_set_write(ber_socket_t s, int wake) {
258 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
260 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
261 if (!FD_ISSET(s, &slap_daemon.sd_writers))
262 FD_SET( (unsigned) s, &slap_daemon.sd_writers );
264 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
268 void slapd_clr_read(ber_socket_t s, int wake) {
269 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
271 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
272 FD_CLR( s, &slap_daemon.sd_readers );
274 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
278 void slapd_set_read(ber_socket_t s, int wake) {
279 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
281 assert( FD_ISSET( s, &slap_daemon.sd_actives) );
282 if (!FD_ISSET(s, &slap_daemon.sd_readers))
283 FD_SET( s, &slap_daemon.sd_readers );
285 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
289 static void slapd_close(ber_socket_t s) {
291 LDAP_LOG( CONNECTION, DETAIL1, "slapd_close: closing %ld\n", (long)s, 0, 0);
293 Debug( LDAP_DEBUG_CONNS, "daemon: closing %ld\n",
299 static void slap_free_listener_addresses(struct sockaddr **sal)
301 struct sockaddr **sap;
307 for (sap = sal; *sap != NULL; sap++) {
315 static int get_url_perms(
327 for ( i = 0; exts[ i ]; i++ ) {
328 char *type = exts[ i ];
331 if ( type[ 0 ] == '!' ) {
336 if ( strncasecmp( type, LDAPI_MOD_URLEXT "=", sizeof(LDAPI_MOD_URLEXT "=") - 1 ) == 0 ) {
337 char *value = type + sizeof(LDAPI_MOD_URLEXT "=") - 1;
341 if ( strlen(value) != 3 ) {
345 for ( j = 0; j < 3; j++ ) {
347 = { S_IRWXU, S_IRWXG, S_IRWXO };
349 switch ( value[ j ] ) {
369 #endif /* LDAP_PF_LOCAL */
371 /* port = 0 indicates AF_LOCAL */
372 static int slap_get_listener_addresses(
375 struct sockaddr ***sal)
377 struct sockaddr **sap;
381 *sal = ch_malloc(2 * sizeof(void *));
387 *sap = ch_malloc(sizeof(struct sockaddr_un));
393 (sizeof(((struct sockaddr_un *)*sap)->sun_path) - 1) ) {
395 LDAP_LOG( CONNECTION, INFO,
396 "slap_get_listener_addresses: domain socket path (%s) "
397 "too long in URL\n", host, 0, 0 );
399 Debug( LDAP_DEBUG_ANY,
400 "daemon: domain socket path (%s) too long in URL",
406 (void)memset( (void *)*sap, '\0', sizeof(struct sockaddr_un) );
407 (*sap)->sa_family = AF_LOCAL;
408 strcpy( ((struct sockaddr_un *)*sap)->sun_path, host );
412 #ifdef HAVE_GETADDRINFO
413 struct addrinfo hints, *res, *sai;
417 memset( &hints, '\0', sizeof(hints) );
418 hints.ai_flags = AI_PASSIVE;
419 hints.ai_socktype = SOCK_STREAM;
420 hints.ai_family = slap_inet4or6;
421 snprintf(serv, sizeof serv, "%d", port);
423 if ( (err = getaddrinfo(host, serv, &hints, &res)) ) {
425 LDAP_LOG( CONNECTION, INFO,
426 "slap_get_listener_addresses: getaddrinfo failed: %s\n",
427 AC_GAI_STRERROR(err), 0, 0 );
429 Debug( LDAP_DEBUG_ANY, "daemon: getaddrinfo failed: %s\n",
430 AC_GAI_STRERROR(err), 0, 0);
436 for (n=2; (sai = sai->ai_next) != NULL; n++) {
439 *sal = ch_calloc(n, sizeof(void *));
447 for ( sai=res; sai; sai=sai->ai_next ) {
448 if( sai->ai_addr == NULL ) {
450 LDAP_LOG( CONNECTION, INFO,
451 "slap_get_listener_addresses: "
452 "getaddrinfo ai_addr is NULL?\n", 0, 0, 0 );
454 Debug( LDAP_DEBUG_ANY, "slap_get_listener_addresses: "
455 "getaddrinfo ai_addr is NULL?\n", 0, 0, 0 );
461 switch (sai->ai_family) {
462 # ifdef LDAP_PF_INET6
464 *sap = ch_malloc(sizeof(struct sockaddr_in6));
469 *(struct sockaddr_in6 *)*sap =
470 *((struct sockaddr_in6 *)sai->ai_addr);
474 *sap = ch_malloc(sizeof(struct sockaddr_in));
479 *(struct sockaddr_in *)*sap =
480 *((struct sockaddr_in *)sai->ai_addr);
488 (*sap)->sa_family = sai->ai_family;
498 struct hostent *he = NULL;
500 if ( host == NULL ) {
501 in.s_addr = htonl(INADDR_ANY);
503 } else if ( !inet_aton( host, &in ) ) {
504 he = gethostbyname( host );
507 LDAP_LOG( CONNECTION, INFO,
508 "slap_get_listener_addresses: invalid host %s\n", host, 0, 0 );
510 Debug( LDAP_DEBUG_ANY,
511 "daemon: invalid host %s", host, 0, 0);
515 for (n = 0; he->h_addr_list[n]; n++) ;
518 *sal = ch_malloc((n+1) * sizeof(void *));
524 for ( i = 0; i<n; i++ ) {
525 sap[i] = ch_malloc(sizeof(struct sockaddr_in));
529 (void)memset( (void *)sap[i], '\0', sizeof(struct sockaddr_in) );
530 sap[i]->sa_family = AF_INET;
531 ((struct sockaddr_in *)sap[i])->sin_port = htons(port);
533 AC_MEMCPY( &((struct sockaddr_in *)sap[i])->sin_addr, he->h_addr_list[i], sizeof(struct in_addr) );
535 AC_MEMCPY( &((struct sockaddr_in *)sap[i])->sin_addr, &in, sizeof(struct in_addr) );
545 slap_free_listener_addresses(*sal);
549 static int slap_open_listener(
560 int err, addrlen = 0;
561 struct sockaddr **sal, **psal;
562 int socktype = SOCK_STREAM; /* default to COTS */
565 mode_t perms = S_IRWXU;
569 rc = ldap_url_parse( url, &lud );
571 if( rc != LDAP_URL_SUCCESS ) {
573 LDAP_LOG( CONNECTION, ERR,
574 "slap_open_listener: listen URL \"%s\" parse error %d\n",
577 Debug( LDAP_DEBUG_ANY,
578 "daemon: listen URL \"%s\" parse error=%d\n",
587 if( ldap_pvt_url_scheme2tls( lud->lud_scheme ) ) {
589 LDAP_LOG( CONNECTION, INFO,
590 "slap_open_listener: TLS is not supported (%s)\n", url, 0, 0 );
592 Debug( LDAP_DEBUG_ANY,
593 "daemon: TLS not supported (%s)\n",
596 ldap_free_urldesc( lud );
600 if(! lud->lud_port ) {
601 lud->lud_port = LDAP_PORT;
605 l.sl_is_tls = ldap_pvt_url_scheme2tls( lud->lud_scheme );
607 if(! lud->lud_port ) {
608 lud->lud_port = l.sl_is_tls ? LDAPS_PORT : LDAP_PORT;
612 port = (unsigned short) lud->lud_port;
614 tmp = ldap_pvt_url_scheme2proto(lud->lud_scheme);
615 if ( tmp == LDAP_PROTO_IPC ) {
617 if ( lud->lud_host == NULL || lud->lud_host[0] == '\0' ) {
618 err = slap_get_listener_addresses(LDAPI_SOCK, 0, &sal);
620 err = slap_get_listener_addresses(lud->lud_host, 0, &sal);
623 if ( lud->lud_exts ) {
624 err = get_url_perms( lud->lud_exts, &perms, &crit );
629 LDAP_LOG( CONNECTION, INFO,
630 "slap_open_listener: URL scheme is not supported: %s\n", url, 0, 0 );
632 Debug( LDAP_DEBUG_ANY, "daemon: URL scheme not supported: %s",
635 ldap_free_urldesc( lud );
639 #ifdef LDAP_CONNECTIONLESS
640 l.sl_is_udp = ( tmp == LDAP_PROTO_UDP );
642 if( lud->lud_host == NULL || lud->lud_host[0] == '\0'
643 || strcmp(lud->lud_host, "*") == 0 )
645 err = slap_get_listener_addresses(NULL, port, &sal);
647 err = slap_get_listener_addresses(lud->lud_host, port, &sal);
651 ldap_free_urldesc( lud );
656 /* If we got more than one address returned, we need to make space
657 * for it in the slap_listeners array.
659 for ( num=0; sal[num]; num++ );
662 slap_listeners = ch_realloc( slap_listeners, (*listeners + 1) * sizeof(Listener *) );
666 while ( *sal != NULL ) {
667 switch( (*sal)->sa_family ) {
680 #ifdef LDAP_CONNECTIONLESS
681 if( l.sl_is_udp ) socktype = SOCK_DGRAM;
683 l.sl_sd = socket( (*sal)->sa_family, socktype, 0);
684 if ( l.sl_sd == AC_SOCKET_INVALID ) {
685 int err = sock_errno();
687 LDAP_LOG( CONNECTION, ERR,
688 "slap_open_listener: socket() failed errno=%d (%s)\n",
689 err, sock_errstr(err), 0 );
691 Debug( LDAP_DEBUG_ANY,
692 "daemon: socket() failed errno=%d (%s)\n", err,
693 sock_errstr(err), 0 );
699 if ( l.sl_sd >= dtblsize ) {
701 LDAP_LOG( CONNECTION, ERR,
702 "slap_open_listener: listener descriptor %ld is too "
703 "great %ld\n", (long)l.sl_sd, (long)dtblsize, 0 );
705 Debug( LDAP_DEBUG_ANY,
706 "daemon: listener descriptor %ld is too great %ld\n",
707 (long) l.sl_sd, (long) dtblsize, 0 );
709 tcp_close( l.sl_sd );
715 if ( (*sal)->sa_family == AF_LOCAL ) {
716 unlink ( ((struct sockaddr_un *)*sal)->sun_path );
721 /* enable address reuse */
723 rc = setsockopt( l.sl_sd, SOL_SOCKET, SO_REUSEADDR,
724 (char *) &tmp, sizeof(tmp) );
725 if ( rc == AC_SOCKET_ERROR ) {
726 int err = sock_errno();
728 LDAP_LOG( CONNECTION, INFO,
729 "slap_open_listener: setsockopt( %ld, SO_REUSEADDR ) "
730 "failed errno %d (%s)\n", (long)l.sl_sd, err,
733 Debug( LDAP_DEBUG_ANY,
734 "slapd(%ld): setsockopt(SO_REUSEADDR) failed errno=%d (%s)\n",
735 (long) l.sl_sd, err, sock_errstr(err) );
741 switch( (*sal)->sa_family ) {
743 addrlen = sizeof(struct sockaddr_in);
748 /* Try to use IPv6 sockets for IPv6 only */
750 rc = setsockopt( l.sl_sd, IPPROTO_IPV6, IPV6_V6ONLY,
751 (char *) &tmp, sizeof(tmp) );
752 if ( rc == AC_SOCKET_ERROR ) {
753 int err = sock_errno();
755 LDAP_LOG( CONNECTION, INFO,
756 "slap_open_listener: setsockopt( %ld, IPV6_V6ONLY ) failed errno %d (%s)\n",
757 (long)l.sl_sd, err, sock_errstr(err) );
759 Debug( LDAP_DEBUG_ANY,
760 "slapd(%ld): setsockopt(IPV6_V6ONLY) failed errno=%d (%s)\n",
761 (long) l.sl_sd, err, sock_errstr(err) );
765 addrlen = sizeof(struct sockaddr_in6);
770 addrlen = sizeof(struct sockaddr_un);
775 if (bind(l.sl_sd, *sal, addrlen)) {
778 LDAP_LOG( CONNECTION, INFO,
779 "slap_open_listener: bind(%ld) failed errno=%d (%s)\n",
780 (long)l.sl_sd, err, sock_errstr(err) );
782 Debug( LDAP_DEBUG_ANY, "daemon: bind(%ld) failed errno=%d (%s)\n",
783 (long) l.sl_sd, err, sock_errstr(err) );
785 tcp_close( l.sl_sd );
790 switch ( (*sal)->sa_family ) {
793 char *addr = ((struct sockaddr_un *)*sal)->sun_path;
794 if ( chmod( addr, perms ) < 0 && crit ) {
795 int err = sock_errno();
797 LDAP_LOG( CONNECTION, INFO,
798 "slap_open_listener: fchmod(%ld) failed errno=%d (%s)\n",
799 (long)l.sl_sd, err, sock_errstr(err) );
801 Debug( LDAP_DEBUG_ANY, "daemon: fchmod(%ld) failed errno=%d (%s)",
802 (long) l.sl_sd, err, sock_errstr(err) );
804 tcp_close( l.sl_sd );
805 slap_free_listener_addresses(psal);
808 l.sl_name = ch_malloc( strlen(addr) + sizeof("PATH=") );
809 sprintf( l.sl_name, "PATH=%s", addr );
811 #endif /* LDAP_PF_LOCAL */
815 #if defined( HAVE_GETADDRINFO ) && defined( HAVE_INET_NTOP )
816 char addr[INET_ADDRSTRLEN];
817 inet_ntop( AF_INET, &((struct sockaddr_in *)*sal)->sin_addr,
818 addr, sizeof(addr) );
821 s = inet_ntoa( ((struct sockaddr_in *) *sal)->sin_addr );
823 port = ntohs( ((struct sockaddr_in *)*sal) ->sin_port );
824 l.sl_name = ch_malloc( sizeof("IP=255.255.255.255:65535") );
825 sprintf( l.sl_name, "IP=%s:%d",
826 s != NULL ? s : "unknown" , port );
831 char addr[INET6_ADDRSTRLEN];
832 inet_ntop( AF_INET6, &((struct sockaddr_in6 *)*sal)->sin6_addr,
834 port = ntohs( ((struct sockaddr_in6 *)*sal)->sin6_port );
835 l.sl_name = ch_malloc( strlen(addr) + sizeof("IP= 65535") );
836 sprintf( l.sl_name, "IP=%s %d", addr, port );
838 #endif /* LDAP_PF_INET6 */
842 LDAP_LOG( CONNECTION, INFO,
843 "slap_open_listener: unsupported address family (%d)\n",
844 (int)(*sal)->sa_family, 0, 0 );
846 Debug( LDAP_DEBUG_ANY, "daemon: unsupported address family (%d)\n",
847 (int) (*sal)->sa_family, 0, 0 );
852 AC_MEMCPY(&l.sl_sa, *sal, addrlen);
853 l.sl_url = ch_strdup( url );
854 li = ch_malloc( sizeof( Listener ) );
856 slap_listeners[*cur] = li;
860 } /* while ( *sal != NULL ) */
862 slap_free_listener_addresses(psal);
864 if ( l.sl_url == NULL )
867 LDAP_LOG( CONNECTION, RESULTS,
868 "slap_open_listener: failed on %s\n", url, 0, 0 );
870 Debug( LDAP_DEBUG_TRACE,
871 "slap_open_listener: failed on %s\n", url, 0, 0 );
877 LDAP_LOG( CONNECTION, RESULTS,
878 "slap_open_listener: daemon initialized %s\n", l.sl_url, 0, 0 );
880 Debug( LDAP_DEBUG_TRACE, "daemon: initialized %s\n",
886 static int sockinit(void);
887 static int sockdestroy(void);
889 int slapd_daemon_init( const char *urls )
895 LDAP_LOG( CONNECTION, ARGS,
896 "slapd_daemon_init: %s\n", urls ? urls : "<null>", 0, 0 );
898 Debug( LDAP_DEBUG_ARGS, "daemon_init: %s\n",
899 urls ? urls : "<null>", 0, 0 );
901 if( (rc = sockinit()) != 0 ) {
906 dtblsize = sysconf( _SC_OPEN_MAX );
907 #elif HAVE_GETDTABLESIZE
908 dtblsize = getdtablesize();
910 dtblsize = FD_SETSIZE;
914 if(dtblsize > FD_SETSIZE) {
915 dtblsize = FD_SETSIZE;
917 #endif /* !FD_SETSIZE */
919 /* open a pipe (or something equivalent connected to itself).
920 * we write a byte on this fd whenever we catch a signal. The main
921 * loop will be select'ing on this socket, and will wake up when
924 if( (rc = lutil_pair( wake_sds )) < 0 ) {
926 LDAP_LOG( CONNECTION, ERR,
927 "slap_daemon_init: lutil_pair() failed rc=%d\n", rc, 0, 0);
929 Debug( LDAP_DEBUG_ANY,
930 "daemon: lutil_pair() failed rc=%d\n", rc, 0, 0 );
935 FD_ZERO( &slap_daemon.sd_readers );
936 FD_ZERO( &slap_daemon.sd_writers );
942 u = ldap_str2charray( urls, " " );
944 if( u == NULL || u[0] == NULL ) {
946 LDAP_LOG( CONNECTION, ERR,
947 "slap_daemon_init: no urls (%s) provided.\n", urls, 0, 0 );
949 Debug( LDAP_DEBUG_ANY, "daemon_init: no urls (%s) provided.\n",
955 for( i=0; u[i] != NULL; i++ ) {
957 LDAP_LOG( CONNECTION, DETAIL1,
958 "slap_daemon_init: listen on %s\n.", u[i], 0, 0 );
960 Debug( LDAP_DEBUG_TRACE, "daemon_init: listen on %s\n",
967 LDAP_LOG( CONNECTION, INFO,
968 "slap_daemon_init: no listeners to open (%s)\n", urls, 0, 0 );
970 Debug( LDAP_DEBUG_ANY, "daemon_init: no listeners to open (%s)\n",
973 ldap_charray_free( u );
978 LDAP_LOG( CONNECTION, INFO,
979 "slap_daemon_init: %d listeners to open...\n", i, 0, 0 );
981 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners to open...\n",
984 slap_listeners = ch_malloc( (i+1)*sizeof(Listener *) );
986 for(n = 0, j = 0; u[n]; n++ ) {
987 if ( slap_open_listener( u[n], &i, &j ) ) {
988 ldap_charray_free( u );
992 slap_listeners[j] = NULL;
995 LDAP_LOG( CONNECTION, DETAIL1,
996 "slap_daemon_init: %d listeners opened\n", i, 0, 0 );
998 Debug( LDAP_DEBUG_TRACE, "daemon_init: %d listeners opened\n",
1003 slapd_slp_init( urls );
1007 ldap_charray_free( u );
1008 ldap_pvt_thread_mutex_init( &slap_daemon.sd_mutex );
1014 slapd_daemon_destroy(void)
1016 connections_destroy();
1017 tcp_close( wake_sds[1] );
1018 tcp_close( wake_sds[0] );
1037 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1038 if ( slap_listeners[l]->sl_sd != AC_SOCKET_INVALID ) {
1040 slapd_remove( slap_listeners[l]->sl_sd, 0 );
1041 #ifdef LDAP_PF_LOCAL
1042 if ( slap_listeners[l]->sl_sa.sa_addr.sa_family == AF_LOCAL ) {
1043 unlink( slap_listeners[l]->sl_sa.sa_un_addr.sun_path );
1045 #endif /* LDAP_PF_LOCAL */
1046 slapd_close( slap_listeners[l]->sl_sd );
1048 if ( slap_listeners[l]->sl_url )
1049 free ( slap_listeners[l]->sl_url );
1050 if ( slap_listeners[l]->sl_name )
1051 free ( slap_listeners[l]->sl_name );
1052 free ( slap_listeners[l] );
1053 slap_listeners[l] = NULL;
1064 time_t last_idle_check = 0;
1067 if ( global_idletimeout > 0 ) {
1068 last_idle_check = slap_get_time();
1070 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1071 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
1073 #ifdef LDAP_CONNECTIONLESS
1074 /* Since this is connectionless, the data port is the
1075 * listening port. The listen() and accept() calls
1078 if ( slap_listeners[l]->sl_is_udp ) {
1079 slapd_add( slap_listeners[l]->sl_sd );
1084 if ( listen( slap_listeners[l]->sl_sd, SLAPD_LISTEN ) == -1 ) {
1085 int err = sock_errno();
1087 #ifdef LDAP_PF_INET6
1088 /* If error is EADDRINUSE, we are trying to listen to INADDR_ANY and
1089 * we are already listening to in6addr_any, then we want to ignore
1090 * this and continue.
1092 if ( err == EADDRINUSE ) {
1094 struct sockaddr_in sa = slap_listeners[l]->sl_sa.sa_in_addr;
1095 struct sockaddr_in6 sa6;
1097 if ( sa.sin_family == AF_INET &&
1098 sa.sin_addr.s_addr == htonl(INADDR_ANY) ) {
1099 for ( i = 0 ; i < l; i++ ) {
1100 sa6 = slap_listeners[i]->sl_sa.sa_in6_addr;
1101 if ( sa6.sin6_family == AF_INET6 &&
1102 !memcmp( &sa6.sin6_addr, &in6addr_any, sizeof(struct in6_addr) ) )
1107 /* We are already listening to in6addr_any */
1109 LDAP_LOG(CONNECTION, WARNING,
1110 "slapd_daemon_task: Attempt to listen to 0.0.0.0 failed, already listening on ::, assuming IPv4 included\n", 0, 0, 0 );
1112 Debug( LDAP_DEBUG_CONNS,
1113 "daemon: Attempt to listen to 0.0.0.0 failed, already listening on ::, assuming IPv4 included\n",
1116 slapd_close( slap_listeners[l]->sl_sd );
1117 slap_listeners[l]->sl_sd = AC_SOCKET_INVALID;
1124 LDAP_LOG( CONNECTION, ERR,
1125 "slapd_daemon_task: listen( %s, 5 ) failed errno=%d (%s)\n",
1126 slap_listeners[l]->sl_url, err, sock_errstr(err) );
1128 Debug( LDAP_DEBUG_ANY,
1129 "daemon: listen(%s, 5) failed errno=%d (%s)\n",
1130 slap_listeners[l]->sl_url, err,
1133 return( (void*)-1 );
1136 slapd_add( slap_listeners[l]->sl_sd );
1139 #ifdef HAVE_NT_SERVICE_MANAGER
1140 if ( started_event != NULL ) {
1141 ldap_pvt_thread_cond_signal( &started_event );
1144 /* initialization complete. Here comes the loop. */
1146 while ( !slapd_shutdown ) {
1151 #define SLAPD_EBADF_LIMIT 16
1155 #define SLAPD_IDLE_CHECK_LIMIT 4
1163 #if defined(SLAPD_RLOOKUPS)
1166 struct timeval zero;
1167 struct timeval *tvp;
1170 now = slap_get_time();
1171 connections_timeout_idle( now );
1173 else if ( global_idletimeout > 0 ) {
1174 now = slap_get_time();
1175 if ( difftime( last_idle_check+global_idletimeout/SLAPD_IDLE_CHECK_LIMIT, now ) < 0 ) {
1176 connections_timeout_idle( now );
1181 if( slapd_gentle_shutdown ) {
1182 ber_socket_t active;
1184 if( slapd_gentle_shutdown == 1 ) {
1185 Debug( LDAP_DEBUG_ANY, "slapd gentle shutdown\n", 0, 0, 0 );
1186 close_listeners( 1 );
1187 global_restrictops |= SLAP_RESTRICT_OP_WRITES;
1188 slapd_gentle_shutdown = 2;
1191 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
1192 active = slap_daemon.sd_nactives;
1193 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
1201 FD_ZERO( &writefds );
1202 FD_ZERO( &readfds );
1207 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
1209 #ifdef FD_SET_MANUAL_COPY
1210 for( s = 0; s < nfds; s++ ) {
1211 if(FD_ISSET( &slap_sd_readers, s )) {
1212 FD_SET( s, &readfds );
1214 if(FD_ISSET( &slap_sd_writers, s )) {
1215 FD_SET( s, &writefds );
1219 AC_MEMCPY( &readfds, &slap_daemon.sd_readers, sizeof(fd_set) );
1220 AC_MEMCPY( &writefds, &slap_daemon.sd_writers, sizeof(fd_set) );
1222 assert(!FD_ISSET(wake_sds[0], &readfds));
1223 FD_SET( wake_sds[0], &readfds );
1225 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1226 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
1228 if (!FD_ISSET(slap_listeners[l]->sl_sd, &readfds))
1229 FD_SET( slap_listeners[l]->sl_sd, &readfds );
1232 #ifndef HAVE_WINSOCK
1233 nfds = slap_daemon.sd_nfds;
1238 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
1240 at = ldap_pvt_thread_pool_backload(&connection_pool);
1242 #if defined( HAVE_YIELDING_SELECT ) || defined( NO_THREADS )
1245 tvp = at ? &zero : NULL;
1248 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1249 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
1253 LDAP_LOG( CONNECTION, DETAIL1,
1254 "slapd_daemon_task: select: listen=%d "
1255 "active_threads=%d tvp=%s\n",
1256 slap_listeners[l]->sl_sd, at, tvp == NULL ? "NULL" : "zero" );
1258 Debug( LDAP_DEBUG_CONNS,
1259 "daemon: select: listen=%d active_threads=%d tvp=%s\n",
1260 slap_listeners[l]->sl_sd, at,
1261 tvp == NULL ? "NULL" : "zero" );
1265 switch(ns = select( nfds, &readfds,
1267 /* don't pass empty fd_set */
1268 ( writefds.fd_count > 0 ? &writefds : NULL ),
1274 case -1: { /* failure - try again */
1275 int err = sock_errno();
1279 /* you'd think this would be EBADF */
1280 || err == WSAENOTSOCK
1283 if (++ebadf < SLAPD_EBADF_LIMIT)
1287 if( err != EINTR ) {
1289 LDAP_LOG( CONNECTION, INFO,
1290 "slapd_daemon_task: select failed (%d): %s\n",
1291 err, sock_errstr(err), 0 );
1293 Debug( LDAP_DEBUG_CONNS,
1294 "daemon: select failed (%d): %s\n",
1295 err, sock_errstr(err), 0 );
1302 case 0: /* timeout - let threads run */
1305 LDAP_LOG( CONNECTION, DETAIL2,
1306 "slapd_daemon_task: select timeout - yielding\n", 0, 0, 0 );
1308 Debug( LDAP_DEBUG_CONNS, "daemon: select timeout - yielding\n",
1311 ldap_pvt_thread_yield();
1314 default: /* something happened - deal with it */
1315 if( slapd_shutdown ) continue;
1319 LDAP_LOG( CONNECTION, DETAIL2,
1320 "slapd_daemon_task: activity on %d descriptors\n", ns, 0, 0 );
1322 Debug( LDAP_DEBUG_CONNS, "daemon: activity on %d descriptors\n",
1328 if( FD_ISSET( wake_sds[0], &readfds ) ) {
1330 tcp_read( wake_sds[0], c, sizeof(c) );
1331 #if defined(NO_THREADS) || defined(HAVE_GNU_PTH)
1337 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1339 socklen_t len = sizeof(from);
1342 char *authid = NULL;
1344 char *dnsname = NULL;
1346 #ifdef LDAP_PF_LOCAL
1347 char peername[MAXPATHLEN + sizeof("PATH=")];
1348 #elif defined(LDAP_PF_INET6)
1349 char peername[sizeof("IP=ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff 65535")];
1351 char peername[sizeof("IP=255.255.255.255:65336")];
1352 #endif /* LDAP_PF_LOCAL */
1356 if ( slap_listeners[l]->sl_sd == AC_SOCKET_INVALID )
1359 if ( !FD_ISSET( slap_listeners[l]->sl_sd, &readfds ) )
1362 #ifdef LDAP_CONNECTIONLESS
1363 if ( slap_listeners[l]->sl_is_udp ) {
1364 /* The first time we receive a query, we set this
1365 * up as a "connection". It remains open for the life
1368 if ( slap_listeners[l]->sl_is_udp < 2 ) {
1369 id = connection_init(
1370 slap_listeners[l]->sl_sd,
1371 slap_listeners[l]->sl_url, "", "",
1372 slap_listeners[l]->sl_name,
1374 slap_listeners[l]->sl_is_udp++;
1380 s = accept( slap_listeners[l]->sl_sd,
1381 (struct sockaddr *) &from, &len );
1382 if ( s == AC_SOCKET_INVALID ) {
1383 int err = sock_errno();
1386 if( err == EMFILE ) {
1391 if( err == ENFILE ) {
1401 LDAP_LOG( CONNECTION, ERR,
1402 "slapd_daemon_task: accept(%ld) failed errno=%d (%s)\n",
1403 (long)slap_listeners[l]->sl_sd,
1404 err, sock_errstr(err) );
1406 Debug( LDAP_DEBUG_ANY,
1407 "daemon: accept(%ld) failed errno=%d (%s)\n",
1408 (long) slap_listeners[l]->sl_sd, err,
1412 /* prevent busy loop */
1414 if( emfile % 4 == 3 ) usleep( 250 );
1416 if( emfile % 8 == 7 ) sleep( 1 );
1420 ldap_pvt_thread_yield();
1425 #ifndef HAVE_WINSOCK
1426 /* make sure descriptor number isn't too great */
1427 if ( s >= dtblsize ) {
1429 LDAP_LOG( CONNECTION, ERR,
1430 "slapd_daemon_task: %ld beyond descriptor table size %ld\n",
1431 (long)s, (long)dtblsize, 0 );
1433 Debug( LDAP_DEBUG_ANY,
1434 "daemon: %ld beyond descriptor table size %ld\n",
1435 (long) s, (long) dtblsize, 0 );
1439 ldap_pvt_thread_yield();
1445 ldap_pvt_thread_mutex_lock( &slap_daemon.sd_mutex );
1447 /* newly accepted stream should not be in any of the FD SETS */
1448 assert( !FD_ISSET( s, &slap_daemon.sd_actives) );
1449 assert( !FD_ISSET( s, &slap_daemon.sd_readers) );
1450 assert( !FD_ISSET( s, &slap_daemon.sd_writers) );
1452 ldap_pvt_thread_mutex_unlock( &slap_daemon.sd_mutex );
1455 #if defined( SO_KEEPALIVE ) || defined( TCP_NODELAY )
1456 #ifdef LDAP_PF_LOCAL
1457 /* for IPv4 and IPv6 sockets only */
1458 if ( from.sa_addr.sa_family != AF_LOCAL )
1459 #endif /* LDAP_PF_LOCAL */
1464 /* enable keep alives */
1466 rc = setsockopt( s, SOL_SOCKET, SO_KEEPALIVE,
1467 (char *) &tmp, sizeof(tmp) );
1468 if ( rc == AC_SOCKET_ERROR ) {
1469 int err = sock_errno();
1471 LDAP_LOG( CONNECTION, ERR,
1472 "slapd_daemon_task: setsockopt( %ld, SO_KEEPALIVE)"
1473 " failed errno=%d (%s)\n",
1474 (long)s, err, sock_errstr(err) );
1476 Debug( LDAP_DEBUG_ANY,
1477 "slapd(%ld): setsockopt(SO_KEEPALIVE) failed "
1478 "errno=%d (%s)\n", (long) s, err, sock_errstr(err) );
1483 /* enable no delay */
1485 rc = setsockopt( s, IPPROTO_TCP, TCP_NODELAY,
1486 (char *)&tmp, sizeof(tmp) );
1487 if ( rc == AC_SOCKET_ERROR ) {
1488 int err = sock_errno();
1490 LDAP_LOG( CONNECTION, ERR,
1491 "slapd_daemon_task: setsockopt( %ld, "
1492 "TCP_NODELAY) failed errno=%d (%s)\n",
1493 (long)s, err, sock_errstr(err) );
1495 Debug( LDAP_DEBUG_ANY,
1496 "slapd(%ld): setsockopt(TCP_NODELAY) failed "
1497 "errno=%d (%s)\n", (long) s, err, sock_errstr(err) );
1505 LDAP_LOG( CONNECTION, DETAIL1,
1506 "slapd_daemon_task: new connection on %ld\n", (long)s, 0, 0 );
1508 Debug( LDAP_DEBUG_CONNS, "daemon: new connection on %ld\n",
1511 switch ( from.sa_addr.sa_family ) {
1512 # ifdef LDAP_PF_LOCAL
1514 sprintf( peername, "PATH=%s", from.sa_un_addr.sun_path );
1515 ssf = LDAP_PVT_SASL_LOCAL_SSF;
1518 #endif /* LDAP_PF_LOCAL */
1520 # ifdef LDAP_PF_INET6
1522 if ( IN6_IS_ADDR_V4MAPPED(&from.sa_in6_addr.sin6_addr) ) {
1523 peeraddr = inet_ntoa( *((struct in_addr *)
1524 &from.sa_in6_addr.sin6_addr.s6_addr[12]) );
1525 sprintf( peername, "IP=%s:%d",
1526 peeraddr != NULL ? peeraddr : "unknown",
1527 (unsigned) ntohs( from.sa_in6_addr.sin6_port ) );
1529 char addr[INET6_ADDRSTRLEN];
1531 peeraddr = (char *) inet_ntop( AF_INET6,
1532 &from.sa_in6_addr.sin6_addr,
1533 addr, sizeof addr );
1534 sprintf( peername, "IP=%s %d",
1535 peeraddr != NULL ? peeraddr : "unknown",
1536 (unsigned) ntohs( from.sa_in6_addr.sin6_port ) );
1539 # endif /* LDAP_PF_INET6 */
1542 peeraddr = inet_ntoa( from.sa_in_addr.sin_addr );
1543 sprintf( peername, "IP=%s:%d",
1544 peeraddr != NULL ? peeraddr : "unknown",
1545 (unsigned) ntohs( from.sa_in_addr.sin_port ) );
1553 if ( ( from.sa_addr.sa_family == AF_INET )
1554 #ifdef LDAP_PF_INET6
1555 || ( from.sa_addr.sa_family == AF_INET6 )
1558 #ifdef SLAPD_RLOOKUPS
1559 if ( use_reverse_lookup ) {
1560 # ifdef LDAP_PF_INET6
1561 if ( from.sa_addr.sa_family == AF_INET6 )
1563 (char *)&(from.sa_in6_addr.sin6_addr),
1564 sizeof(from.sa_in6_addr.sin6_addr),
1567 # endif /* LDAP_PF_INET6 */
1569 (char *) &(from.sa_in_addr.sin_addr),
1570 sizeof(from.sa_in_addr.sin_addr),
1572 dnsname = hp ? ldap_pvt_str2lower( hp->h_name ) : NULL;
1576 #endif /* SLAPD_RLOOKUPS */
1579 if ( !hosts_ctl("slapd",
1580 dnsname != NULL ? dnsname : STRING_UNKNOWN,
1581 peeraddr != NULL ? peeraddr : STRING_UNKNOWN,
1585 Statslog( LDAP_DEBUG_ANY,
1586 "fd=%ld host access from %s (%s) denied.\n",
1588 dnsname != NULL ? dnsname : "unknown",
1589 peeraddr != NULL ? peeraddr : "unknown",
1594 #endif /* HAVE_TCPD */
1597 id = connection_init(s,
1598 slap_listeners[l]->sl_url,
1599 dnsname != NULL ? dnsname : "unknown",
1601 slap_listeners[l]->sl_name,
1603 slap_listeners[l]->sl_is_tls,
1610 if( authid ) ch_free(authid);
1614 LDAP_LOG( CONNECTION, INFO,
1615 "slapd_daemon_task: connection_init(%ld, %s, %s) failed.\n",
1616 (long)s, peername, slap_listeners[l]->sl_name );
1618 Debug( LDAP_DEBUG_ANY,
1619 "daemon: connection_init(%ld, %s, %s) failed.\n",
1622 slap_listeners[l]->sl_name );
1628 Statslog( LDAP_DEBUG_STATS,
1629 "daemon: conn=%ld fd=%ld connection from %s (%s) accepted.\n",
1632 slap_listeners[l]->sl_name,
1641 LDAP_LOG( CONNECTION, DETAIL2,
1642 "slapd_daemon_task: activity on ", 0, 0, 0 );
1644 Debug( LDAP_DEBUG_CONNS, "daemon: activity on:", 0, 0, 0 );
1647 for ( i = 0; i < readfds.fd_count; i++ ) {
1649 LDAP_LOG( CONNECTION, DETAIL2,
1650 " %d%s", readfds.fd_array[i], "r", 0, 0 );
1652 Debug( LDAP_DEBUG_CONNS, " %d%s",
1653 readfds.fd_array[i], "r", 0 );
1656 for ( i = 0; i < writefds.fd_count; i++ ) {
1658 LDAP_LOG( CONNECTION, DETAIL2,
1659 " %d%s", writefds.fd_array[i], "w" , 0 );
1661 Debug( LDAP_DEBUG_CONNS, " %d%s",
1662 writefds.fd_array[i], "w", 0 );
1667 for ( i = 0; i < nfds; i++ ) {
1669 int is_listener = 0;
1671 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1672 if ( i == slap_listeners[l]->sl_sd ) {
1673 #ifdef LDAP_CONNECTIONLESS
1674 /* The listener is the data port. Don't
1677 if (slap_listeners[l]->sl_is_udp) continue;
1683 if ( is_listener ) {
1686 r = FD_ISSET( i, &readfds );
1687 w = FD_ISSET( i, &writefds );
1690 LDAP_LOG( CONNECTION, DETAIL2,
1691 " %d%s%s", i, r ? "r" : "", w ? "w" : "" );
1693 Debug( LDAP_DEBUG_CONNS, " %d%s%s", i,
1694 r ? "r" : "", w ? "w" : "" );
1700 LDAP_LOG( CONNECTION, DETAIL2, "\n", 0, 0, 0 );
1702 Debug( LDAP_DEBUG_CONNS, "\n", 0, 0, 0 );
1707 /* loop through the writers */
1709 for ( i = 0; i < writefds.fd_count; i++ )
1711 for ( i = 0; i < nfds; i++ )
1715 int is_listener = 0;
1717 wd = writefds.fd_array[i];
1719 if( ! FD_ISSET( i, &writefds ) ) {
1725 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1726 if ( i == slap_listeners[l]->sl_sd ) {
1727 #ifdef LDAP_CONNECTIONLESS
1728 if (slap_listeners[l]->sl_is_udp) continue;
1734 if ( is_listener ) {
1738 LDAP_LOG( CONNECTION, DETAIL2,
1739 "slapd_daemon_task: write active on %d\n", wd, 0, 0 );
1741 Debug( LDAP_DEBUG_CONNS,
1742 "daemon: write active on %d\n",
1746 * NOTE: it is possible that the connection was closed
1747 * and that the stream is now inactive.
1748 * connection_write() must valid the stream is still
1752 if ( connection_write( wd ) < 0 ) {
1753 FD_CLR( (unsigned) wd, &readfds );
1759 for ( i = 0; i < readfds.fd_count; i++ )
1761 for ( i = 0; i < nfds; i++ )
1765 int is_listener = 0;
1768 rd = readfds.fd_array[i];
1770 if( ! FD_ISSET( i, &readfds ) ) {
1776 for ( l = 0; slap_listeners[l] != NULL; l++ ) {
1777 if ( rd == slap_listeners[l]->sl_sd ) {
1778 #ifdef LDAP_CONNECTIONLESS
1779 if (slap_listeners[l]->sl_is_udp) continue;
1785 if ( is_listener ) {
1790 LDAP_LOG( CONNECTION, DETAIL2,
1791 "slapd_daemon_task: read activity on %d\n", rd, 0, 0 );
1793 Debug ( LDAP_DEBUG_CONNS,
1794 "daemon: read activity on %d\n", rd, 0, 0 );
1797 * NOTE: it is possible that the connection was closed
1798 * and that the stream is now inactive.
1799 * connection_read() must valid the stream is still
1803 if ( connection_read( rd ) < 0 ) {
1807 ldap_pvt_thread_yield();
1810 if( slapd_shutdown == 1 ) {
1812 LDAP_LOG( CONNECTION, CRIT,
1813 "slapd_daemon_task: shutdown requested and initiated.\n", 0, 0, 0 );
1815 Debug( LDAP_DEBUG_TRACE,
1816 "daemon: shutdown requested and initiated.\n",
1820 } else if ( slapd_shutdown == 2 ) {
1821 #ifdef HAVE_NT_SERVICE_MANAGER
1823 LDAP_LOG( CONNECTION, CRIT,
1824 "slapd_daemon_task: shutdown initiated by Service Manager.\n",
1827 Debug( LDAP_DEBUG_TRACE,
1828 "daemon: shutdown initiated by Service Manager.\n",
1831 #else /* !HAVE_NT_SERVICE_MANAGER */
1833 LDAP_LOG( CONNECTION, CRIT,
1834 "slapd_daemon_task: abnormal condition, "
1835 "shutdown initiated.\n", 0, 0, 0 );
1837 Debug( LDAP_DEBUG_TRACE,
1838 "daemon: abnormal condition, shutdown initiated.\n",
1841 #endif /* !HAVE_NT_SERVICE_MANAGER */
1844 LDAP_LOG( CONNECTION, CRIT,
1845 "slapd_daemon_task: no active streams, shutdown initiated.\n",
1848 Debug( LDAP_DEBUG_TRACE,
1849 "daemon: no active streams, shutdown initiated.\n",
1854 if( slapd_gentle_shutdown != 2 )
1855 close_listeners ( 0 );
1856 free ( slap_listeners );
1857 slap_listeners = NULL;
1860 LDAP_LOG( CONNECTION, CRIT,
1861 "slapd_daemon_task: shutdown waiting for %d threads to terminate.\n",
1862 ldap_pvt_thread_pool_backload(&connection_pool), 0, 0 );
1864 Debug( LDAP_DEBUG_ANY,
1865 "slapd shutdown: waiting for %d threads to terminate\n",
1866 ldap_pvt_thread_pool_backload(&connection_pool), 0, 0 );
1868 ldap_pvt_thread_pool_destroy(&connection_pool, 1);
1874 int slapd_daemon( void )
1880 #define SLAPD_LISTENER_THREAD 1
1881 #if defined( SLAPD_LISTENER_THREAD )
1883 ldap_pvt_thread_t listener_tid;
1885 /* listener as a separate THREAD */
1886 rc = ldap_pvt_thread_create( &listener_tid,
1887 0, slapd_daemon_task, NULL );
1891 LDAP_LOG( CONNECTION, ERR,
1892 "slapd_daemon: listener ldap_pvt_thread_create failed (%d).\n",
1895 Debug( LDAP_DEBUG_ANY,
1896 "listener ldap_pvt_thread_create failed (%d)\n", rc, 0, 0 );
1901 /* wait for the listener thread to complete */
1902 ldap_pvt_thread_join( listener_tid, (void *) NULL );
1905 /* experimental code */
1906 slapd_daemon_task( NULL );
1915 #if defined( HAVE_WINSOCK2 )
1916 WORD wVersionRequested;
1920 wVersionRequested = MAKEWORD( 2, 0 );
1922 err = WSAStartup( wVersionRequested, &wsaData );
1924 /* Tell the user that we couldn't find a usable */
1929 /* Confirm that the WinSock DLL supports 2.0.*/
1930 /* Note that if the DLL supports versions greater */
1931 /* than 2.0 in addition to 2.0, it will still return */
1932 /* 2.0 in wVersion since that is the version we */
1935 if ( LOBYTE( wsaData.wVersion ) != 2 ||
1936 HIBYTE( wsaData.wVersion ) != 0 )
1938 /* Tell the user that we couldn't find a usable */
1944 /* The WinSock DLL is acceptable. Proceed. */
1945 #elif defined( HAVE_WINSOCK )
1947 if ( WSAStartup( 0x0101, &wsaData ) != 0 ) {
1954 int sockdestroy(void)
1956 #if defined( HAVE_WINSOCK2 ) || defined( HAVE_WINSOCK )
1963 slap_sig_shutdown( int sig )
1966 LDAP_LOG( CONNECTION, CRIT,
1967 "slap_sig_shutdown: signal %d\n", sig, 0, 0 );
1969 Debug(LDAP_DEBUG_TRACE, "slap_sig_shutdown: signal %d\n", sig, 0, 0);
1973 * If the NT Service Manager is controlling the server, we don't
1974 * want SIGBREAK to kill the server. For some strange reason,
1975 * SIGBREAK is generated when a user logs out.
1978 #if HAVE_NT_SERVICE_MANAGER && SIGBREAK
1979 if (is_NT_Service && sig == SIGBREAK)
1981 LDAP_LOG( CONNECTION, CRIT,
1982 "slap_sig_shutdown: SIGBREAK ignored.\n", 0, 0, 0 );
1984 Debug(LDAP_DEBUG_TRACE, "slap_sig_shutdown: SIGBREAK ignored.\n",
1990 if (sig == SIGHUP && global_gentlehup && slapd_gentle_shutdown == 0)
1991 slapd_gentle_shutdown = 1;
1998 /* reinstall self */
1999 (void) SIGNAL_REINSTALL( sig, slap_sig_shutdown );
2003 slap_sig_wake( int sig )
2007 /* reinstall self */
2008 (void) SIGNAL_REINSTALL( sig, slap_sig_wake );
2012 void slapd_add_internal(ber_socket_t s) {
2016 Listener ** slapd_get_listeners(void) {
2017 return slap_listeners;