2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 2005-2007 The OpenLDAP Foundation.
5 * Portions Copyright 2005-2006 SysNet s.n.c.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted only as authorized by the OpenLDAP
12 * A copy of this license is available in the file LICENSE in the
13 * top-level directory of the distribution or, alternatively, at
14 * <http://www.OpenLDAP.org/license.html>.
17 * This work was initially developed by Pierangelo Masarati for inclusion
18 * in OpenLDAP Software, sponsored by SysNet s.n.c.
27 #include <ac/string.h>
36 #define DDS_RF2589_MAX_TTL (31557600) /* 1 year + 6 hours */
37 #define DDS_RF2589_DEFAULT_TTL (86400) /* 1 day */
38 #define DDS_DEFAULT_INTERVAL (3600) /* 1 hour */
40 typedef struct dds_info_t {
42 #define DDS_FOFF (0x1U) /* is this really needed? */
43 #define DDS_SET(di, f) ( (di)->di_flags & (f) )
45 #define DDS_OFF(di) DDS_SET( (di), DDS_FOFF )
49 time_t di_default_ttl;
50 #define DDS_DEFAULT_TTL(di) \
51 ( (di)->di_default_ttl ? (di)->di_default_ttl : (di)->di_max_ttl )
55 /* expire check interval and task */
57 #define DDS_INTERVAL(di) \
58 ( (di)->di_interval ? (di)->di_interval : DDS_DEFAULT_INTERVAL )
59 struct re_s *di_expire_task;
61 /* allows to limit the maximum number of dynamic objects */
62 ldap_pvt_thread_mutex_t di_mutex;
63 int di_num_dynamicObjects;
64 int di_max_dynamicObjects;
66 /* used to advertize the dynamicSubtrees in the root DSE,
67 * and to select the database in the expiration task */
72 static struct berval slap_EXOP_REFRESH = BER_BVC( LDAP_EXOP_REFRESH );
73 static AttributeDescription *ad_entryExpireTimestamp;
75 /* list of expired DNs */
76 typedef struct dds_expire_t {
78 struct dds_expire_t *de_next;
81 typedef struct dds_cb_t {
82 dds_expire_t *dc_ndnlist;
86 dds_expire_cb( Operation *op, SlapReply *rs )
88 dds_cb_t *dc = (dds_cb_t *)op->o_callback->sc_private;
92 switch ( rs->sr_type ) {
94 /* alloc list and buffer for berval all in one */
95 de = op->o_tmpalloc( sizeof( dds_expire_t ) + rs->sr_entry->e_nname.bv_len + 1,
98 de->de_next = dc->dc_ndnlist;
101 de->de_ndn.bv_len = rs->sr_entry->e_nname.bv_len;
102 de->de_ndn.bv_val = (char *)&de[ 1 ];
103 AC_MEMCPY( de->de_ndn.bv_val, rs->sr_entry->e_nname.bv_val,
104 rs->sr_entry->e_nname.bv_len + 1 );
121 dds_expire( void *ctx, dds_info_t *di )
123 Connection conn = { 0 };
124 OperationBuffer opbuf;
126 slap_callback sc = { 0 };
128 dds_expire_t *de = NULL, **dep;
129 SlapReply rs = { REP_RESULT };
132 char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
135 int ndeletes, ntotdeletes;
137 connection_fake_init( &conn, &opbuf, ctx );
140 op->o_tag = LDAP_REQ_SEARCH;
141 memset( &op->oq_search, 0, sizeof( op->oq_search ) );
143 op->o_bd = select_backend( &di->di_nsuffix[ 0 ], 0 );
145 op->o_req_dn = op->o_bd->be_suffix[ 0 ];
146 op->o_req_ndn = op->o_bd->be_nsuffix[ 0 ];
148 op->o_dn = op->o_bd->be_rootdn;
149 op->o_ndn = op->o_bd->be_rootndn;
151 op->ors_scope = LDAP_SCOPE_SUBTREE;
152 op->ors_tlimit = DDS_INTERVAL( di )/2 + 1;
153 op->ors_slimit = SLAP_NO_LIMIT;
154 op->ors_attrs = slap_anlist_no_attrs;
156 expire = slap_get_time() + di->di_tolerance;
158 ts.bv_len = sizeof( tsbuf );
159 slap_timestamp( &expire, &ts );
161 op->ors_filterstr.bv_len = STRLENOF( "(&(objectClass=" ")(" "<=" "))" )
162 + slap_schema.si_oc_dynamicObject->soc_cname.bv_len
163 + ad_entryExpireTimestamp->ad_cname.bv_len
165 op->ors_filterstr.bv_val = op->o_tmpalloc( op->ors_filterstr.bv_len + 1, op->o_tmpmemctx );
166 snprintf( op->ors_filterstr.bv_val, op->ors_filterstr.bv_len + 1,
167 "(&(objectClass=%s)(%s<=%s))",
168 slap_schema.si_oc_dynamicObject->soc_cname.bv_val,
169 ad_entryExpireTimestamp->ad_cname.bv_val, ts.bv_val );
171 op->ors_filter = str2filter_x( op, op->ors_filterstr.bv_val );
172 if ( op->ors_filter == NULL ) {
173 rs.sr_err = LDAP_OTHER;
177 op->o_callback = ≻
178 sc.sc_response = dds_expire_cb;
181 (void)op->o_bd->bd_info->bi_op_search( op, &rs );
184 op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
185 filter_free_x( op, op->ors_filter );
187 switch ( rs.sr_err ) {
191 case LDAP_NO_SUCH_OBJECT:
192 /* (ITS#5267) database not created yet? */
193 rs.sr_err = LDAP_SUCCESS;
197 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
198 "DDS expired objects lookup failed err=%d\n",
203 op->o_tag = LDAP_REQ_DELETE;
204 op->o_callback = ≻
205 sc.sc_response = slap_null_cb;
206 sc.sc_private = NULL;
208 for ( ntotdeletes = 0, ndeletes = 1; dc.dc_ndnlist != NULL && ndeletes > 0; ) {
211 for ( dep = &dc.dc_ndnlist; *dep != NULL; ) {
214 op->o_req_dn = de->de_ndn;
215 op->o_req_ndn = de->de_ndn;
216 (void)op->o_bd->bd_info->bi_op_delete( op, &rs );
217 switch ( rs.sr_err ) {
219 Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
220 "DDS dn=\"%s\" expired.\n",
225 case LDAP_NOT_ALLOWED_ON_NONLEAF:
226 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
227 "DDS dn=\"%s\" is non-leaf; "
235 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
236 "DDS dn=\"%s\" err=%d; "
238 de->de_ndn.bv_val, rs.sr_err );
245 op->o_tmpfree( de, op->o_tmpmemctx );
249 ntotdeletes += ndeletes;
252 rs.sr_err = LDAP_SUCCESS;
254 Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
255 "DDS expired=%d\n", ntotdeletes );
262 dds_expire_fn( void *ctx, void *arg )
264 struct re_s *rtask = arg;
265 dds_info_t *di = rtask->arg;
267 assert( di->di_expire_task == rtask );
269 (void)dds_expire( ctx, di );
271 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
272 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, rtask )) {
273 ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
275 ldap_pvt_runqueue_resched( &slapd_rq, rtask, 0 );
276 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
281 /* frees the callback */
283 dds_freeit_cb( Operation *op, SlapReply *rs )
285 op->o_tmpfree( op->o_callback, op->o_tmpmemctx );
286 op->o_callback = NULL;
288 return SLAP_CB_CONTINUE;
291 /* updates counter - installed on add/delete only if required */
293 dds_counter_cb( Operation *op, SlapReply *rs )
295 assert( rs->sr_type == REP_RESULT );
297 if ( rs->sr_err == LDAP_SUCCESS ) {
298 dds_info_t *di = op->o_callback->sc_private;
300 ldap_pvt_thread_mutex_lock( &di->di_mutex );
301 switch ( op->o_tag ) {
302 case LDAP_REQ_DELETE:
303 assert( di->di_num_dynamicObjects > 0 );
304 di->di_num_dynamicObjects--;
308 assert( di->di_num_dynamicObjects < di->di_max_dynamicObjects );
309 di->di_num_dynamicObjects++;
315 ldap_pvt_thread_mutex_unlock( &di->di_mutex );
318 return dds_freeit_cb( op, rs );
322 dds_op_add( Operation *op, SlapReply *rs )
324 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
325 dds_info_t *di = on->on_bi.bi_private;
326 int is_dynamicObject;
328 if ( DDS_OFF( di ) ) {
329 return SLAP_CB_CONTINUE;
332 is_dynamicObject = is_entry_dynamicObject( op->ora_e );
334 /* FIXME: do not allow this right now, pending clarification */
335 if ( is_dynamicObject ) {
336 rs->sr_err = LDAP_SUCCESS;
338 if ( is_entry_referral( op->ora_e ) ) {
339 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
340 rs->sr_text = "a referral cannot be a dynamicObject";
342 } else if ( is_entry_alias( op->ora_e ) ) {
343 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
344 rs->sr_text = "an alias cannot be a dynamicObject";
347 if ( rs->sr_err != LDAP_SUCCESS ) {
348 op->o_bd->bd_info = (BackendInfo *)on->on_info;
349 send_ldap_result( op, rs );
354 /* we don't allow dynamicObjects to have static subordinates */
355 if ( !dn_match( &op->o_req_ndn, &op->o_bd->be_nsuffix[ 0 ] ) ) {
359 BackendInfo *bi = op->o_bd->bd_info;
361 dnParent( &op->o_req_ndn, &p_ndn );
362 op->o_bd->bd_info = (BackendInfo *)on->on_info;
363 rc = be_entry_get_rw( op, &p_ndn,
364 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
365 if ( rc == LDAP_SUCCESS && e != NULL ) {
366 if ( !is_dynamicObject ) {
367 /* return referral only if "disclose"
368 * is granted on the object */
369 if ( ! access_allowed( op, e,
370 slap_schema.si_ad_entry,
371 NULL, ACL_DISCLOSE, NULL ) )
373 rc = rs->sr_err = LDAP_NO_SUCH_OBJECT;
374 send_ldap_result( op, rs );
377 rc = rs->sr_err = LDAP_CONSTRAINT_VIOLATION;
378 send_ldap_error( op, rs, rc, "no static subordinate entries allowed for dynamicObject" );
382 be_entry_release_r( op, e );
383 if ( rc != LDAP_SUCCESS ) {
387 op->o_bd->bd_info = bi;
390 /* handle dynamic object operational attr(s) */
391 if ( is_dynamicObject ) {
393 char ttlbuf[] = "31557600";
394 char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
397 if ( !be_isroot_dn( op->o_bd, &op->o_req_ndn ) ) {
398 ldap_pvt_thread_mutex_lock( &di->di_mutex );
399 rs->sr_err = ( di->di_max_dynamicObjects &&
400 di->di_num_dynamicObjects >= di->di_max_dynamicObjects );
401 ldap_pvt_thread_mutex_unlock( &di->di_mutex );
403 op->o_bd->bd_info = (BackendInfo *)on->on_info;
404 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
405 "too many dynamicObjects in context" );
410 ttl = DDS_DEFAULT_TTL( di );
412 assert( ttl <= DDS_RF2589_MAX_TTL );
415 bv.bv_len = snprintf( ttlbuf, sizeof( ttlbuf ), "%ld", ttl );
417 /* FIXME: apparently, values in op->ora_e are malloc'ed
418 * on the thread's slab; works fine by chance,
419 * only because the attribute doesn't exist yet. */
420 assert( attr_find( op->ora_e->e_attrs, slap_schema.si_ad_entryTtl ) == NULL );
421 attr_merge_one( op->ora_e, slap_schema.si_ad_entryTtl, &bv, &bv );
423 expire = slap_get_time() + ttl;
425 bv.bv_len = sizeof( tsbuf );
426 slap_timestamp( &expire, &bv );
427 assert( attr_find( op->ora_e->e_attrs, ad_entryExpireTimestamp ) == NULL );
428 attr_merge_one( op->ora_e, ad_entryExpireTimestamp, &bv, &bv );
430 /* if required, install counter callback */
431 if ( di->di_max_dynamicObjects > 0) {
434 sc = op->o_tmpalloc( sizeof( slap_callback ), op->o_tmpmemctx );
435 sc->sc_cleanup = dds_freeit_cb;
436 sc->sc_response = dds_counter_cb;
438 sc->sc_next = op->o_callback;
444 return SLAP_CB_CONTINUE;
448 dds_op_delete( Operation *op, SlapReply *rs )
450 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
451 dds_info_t *di = on->on_bi.bi_private;
453 /* if required, install counter callback */
454 if ( !DDS_OFF( di ) && di->di_max_dynamicObjects > 0 ) {
456 BackendInfo *bi = op->o_bd->bd_info;
458 op->o_bd->bd_info = (BackendInfo *)on->on_info;
459 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
460 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
462 /* FIXME: couldn't the entry be added before deletion? */
463 if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
466 be_entry_release_r( op, e );
469 sc = op->o_tmpalloc( sizeof( slap_callback ), op->o_tmpmemctx );
470 sc->sc_cleanup = dds_freeit_cb;
471 sc->sc_response = dds_counter_cb;
473 sc->sc_next = op->o_callback;
477 op->o_bd->bd_info = bi;
480 return SLAP_CB_CONTINUE;
484 dds_op_modify( Operation *op, SlapReply *rs )
486 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
487 dds_info_t *di = (dds_info_t *)on->on_bi.bi_private;
490 BackendInfo *bi = op->o_bd->bd_info;
491 int was_dynamicObject = 0,
492 is_dynamicObject = 0;
493 struct berval bv_entryTtl = BER_BVNULL;
495 char textbuf[ SLAP_TEXT_BUFLEN ];
497 if ( DDS_OFF( di ) ) {
498 return SLAP_CB_CONTINUE;
501 /* bv_entryTtl stores the string representation of the entryTtl
502 * across modifies for consistency checks of the final value;
503 * the bv_val points to a static buffer; the bv_len is zero when
504 * the attribute is deleted.
505 * entryTtl stores the integer representation of the entryTtl;
506 * its value is -1 when the attribute is deleted; it is 0 only
507 * if no modifications of the entryTtl occurred, as an entryTtl
508 * of 0 is invalid. */
509 bv_entryTtl.bv_val = textbuf;
511 op->o_bd->bd_info = (BackendInfo *)on->on_info;
512 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
513 slap_schema.si_oc_dynamicObject, slap_schema.si_ad_entryTtl, 0, &e );
514 if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
515 Attribute *a = attr_find( e->e_attrs, slap_schema.si_ad_entryTtl );
517 /* the value of the entryTtl is saved for later checks */
522 bv_entryTtl.bv_len = a->a_nvals[ 0 ].bv_len;
523 AC_MEMCPY( bv_entryTtl.bv_val, a->a_nvals[ 0 ].bv_val, bv_entryTtl.bv_len );
524 bv_entryTtl.bv_val[ bv_entryTtl.bv_len ] = '\0';
525 rc = lutil_atoul( &ttl, bv_entryTtl.bv_val );
527 entryTtl = (time_t)ttl;
530 be_entry_release_r( op, e );
532 was_dynamicObject = is_dynamicObject = 1;
534 op->o_bd->bd_info = bi;
536 rs->sr_err = LDAP_SUCCESS;
537 for ( mod = op->orm_modlist; mod; mod = mod->sml_next ) {
538 if ( mod->sml_desc == slap_schema.si_ad_objectClass ) {
542 switch ( mod->sml_op ) {
543 case LDAP_MOD_DELETE:
544 if ( mod->sml_values == NULL ) {
545 is_dynamicObject = 0;
549 for ( i = 0; !BER_BVISNULL( &mod->sml_values[ i ] ); i++ ) {
550 oc = oc_bvfind( &mod->sml_values[ i ] );
551 if ( oc == slap_schema.si_oc_dynamicObject ) {
552 is_dynamicObject = 0;
559 case LDAP_MOD_REPLACE:
560 if ( mod->sml_values == NULL ) {
561 is_dynamicObject = 0;
567 for ( i = 0; !BER_BVISNULL( &mod->sml_values[ i ] ); i++ ) {
568 oc = oc_bvfind( &mod->sml_values[ i ] );
569 if ( oc == slap_schema.si_oc_dynamicObject ) {
570 is_dynamicObject = 1;
577 } else if ( mod->sml_desc == slap_schema.si_ad_entryTtl ) {
581 switch ( mod->sml_op ) {
582 case LDAP_MOD_DELETE:
583 if ( mod->sml_values != NULL ) {
584 if ( BER_BVISEMPTY( &bv_entryTtl )
585 || !bvmatch( &bv_entryTtl, &mod->sml_values[ 0 ] ) )
587 rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
588 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
589 if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
590 rs->sr_err = LDAP_NO_SUCH_OBJECT;
593 rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
598 bv_entryTtl.bv_len = 0;
602 case LDAP_MOD_REPLACE:
603 bv_entryTtl.bv_len = 0;
607 case SLAP_MOD_SOFTADD: /* FIXME? */
609 assert( mod->sml_values != NULL );
610 assert( BER_BVISNULL( &mod->sml_values[ 1 ] ) );
612 if ( !BER_BVISEMPTY( &bv_entryTtl ) ) {
613 rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
614 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
615 if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
616 rs->sr_err = LDAP_NO_SUCH_OBJECT;
619 rs->sr_text = "attribute 'entryTtl' cannot have multiple values";
620 rs->sr_err = LDAP_CONSTRAINT_VIOLATION;
625 rc = lutil_atoul( &ttl, mod->sml_values[ 0 ].bv_val );
627 if ( ttl > DDS_RF2589_MAX_TTL ) {
628 rs->sr_err = LDAP_PROTOCOL_ERROR;
629 rs->sr_text = "invalid time-to-live for dynamicObject";
633 if ( ttl <= 0 || ttl > di->di_max_ttl ) {
634 /* FIXME: I don't understand if this has to be an error,
635 * or an indication that the requested Ttl has been
636 * shortened to di->di_max_ttl >= 1 day */
637 rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
638 rs->sr_text = "time-to-live for dynamicObject exceeds administrative limit";
642 entryTtl = (time_t)ttl;
643 bv_entryTtl.bv_len = mod->sml_values[ 0 ].bv_len;
644 AC_MEMCPY( bv_entryTtl.bv_val, mod->sml_values[ 0 ].bv_val, bv_entryTtl.bv_len );
645 bv_entryTtl.bv_val[ bv_entryTtl.bv_len ] = '\0';
648 case LDAP_MOD_INCREMENT:
649 if ( BER_BVISEMPTY( &bv_entryTtl ) ) {
650 rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
651 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
652 if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
653 rs->sr_err = LDAP_NO_SUCH_OBJECT;
656 rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
657 rs->sr_text = "modify/increment: entryTtl: no such attribute";
663 if ( entryTtl > DDS_RF2589_MAX_TTL ) {
664 rs->sr_err = LDAP_PROTOCOL_ERROR;
665 rs->sr_text = "invalid time-to-live for dynamicObject";
667 } else if ( entryTtl <= 0 || entryTtl > di->di_max_ttl ) {
668 /* FIXME: I don't understand if this has to be an error,
669 * or an indication that the requested Ttl has been
670 * shortened to di->di_max_ttl >= 1 day */
671 rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
672 rs->sr_text = "time-to-live for dynamicObject exceeds administrative limit";
675 if ( rs->sr_err != LDAP_SUCCESS ) {
676 rc = backend_attribute( op, NULL, &op->o_req_ndn,
677 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
678 if ( rc == LDAP_INSUFFICIENT_ACCESS ) {
680 rs->sr_err = LDAP_NO_SUCH_OBJECT;
686 bv_entryTtl.bv_len = snprintf( textbuf, sizeof( textbuf ), "%ld", entryTtl );
694 } else if ( mod->sml_desc == ad_entryExpireTimestamp ) {
695 /* should have been trapped earlier */
696 assert( mod->sml_flags & SLAP_MOD_INTERNAL );
701 if ( rs->sr_err == LDAP_SUCCESS ) {
704 /* FIXME: this could be allowed when the Relax control is used...
710 * entryTtl must be provided; add
711 * entryExpireTimestamp accordingly
714 * entryTtl must be removed; remove
715 * entryTimestamp accordingly
717 * ... but we need to make sure that there are no subordinate
720 rc = is_dynamicObject - was_dynamicObject;
722 #if 0 /* fix subordinate issues first */
723 if ( get_relax( op ) ) {
726 /* need to delete entryTtl to have a consistent entry */
727 if ( entryTtl != -1 ) {
728 rs->sr_text = "objectClass modification from dynamicObject to static entry requires entryTtl deletion";
729 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
734 /* need to add entryTtl to have a consistent entry */
735 if ( entryTtl <= 0 ) {
736 rs->sr_text = "objectClass modification from static entry to dynamicObject requires entryTtl addition";
737 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
747 rs->sr_text = "objectClass modification cannot turn dynamicObject into static entry";
751 rs->sr_text = "objectClass modification cannot turn static entry into dynamicObject";
754 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
757 if ( rc != LDAP_SUCCESS ) {
758 rc = backend_attribute( op, NULL, &op->o_req_ndn,
759 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
760 if ( rc == LDAP_INSUFFICIENT_ACCESS ) {
762 rs->sr_err = LDAP_NO_SUCH_OBJECT;
768 if ( rs->sr_err == LDAP_SUCCESS && entryTtl != 0 ) {
769 Modifications *tmpmod = NULL, **modp;
771 for ( modp = &op->orm_modlist; *modp; modp = &(*modp)->sml_next )
774 tmpmod = ch_calloc( 1, sizeof( Modifications ) );
775 tmpmod->sml_flags = SLAP_MOD_INTERNAL;
776 tmpmod->sml_type = ad_entryExpireTimestamp->ad_cname;
777 tmpmod->sml_desc = ad_entryExpireTimestamp;
781 if ( entryTtl == -1 ) {
782 /* delete entryExpireTimestamp */
783 tmpmod->sml_op = LDAP_MOD_DELETE;
787 char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
790 /* keep entryExpireTimestamp consistent
792 expire = slap_get_time() + entryTtl;
794 bv.bv_len = sizeof( tsbuf );
795 slap_timestamp( &expire, &bv );
797 tmpmod->sml_op = LDAP_MOD_REPLACE;
798 value_add_one( &tmpmod->sml_values, &bv );
799 value_add_one( &tmpmod->sml_nvalues, &bv );
800 tmpmod->sml_numvals = 1;
805 op->o_bd->bd_info = (BackendInfo *)on->on_info;
806 send_ldap_result( op, rs );
810 return SLAP_CB_CONTINUE;
814 dds_op_rename( Operation *op, SlapReply *rs )
816 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
817 dds_info_t *di = on->on_bi.bi_private;
819 if ( DDS_OFF( di ) ) {
820 return SLAP_CB_CONTINUE;
823 /* we don't allow dynamicObjects to have static subordinates */
824 if ( op->orr_nnewSup != NULL ) {
826 BackendInfo *bi = op->o_bd->bd_info;
827 int is_dynamicObject = 0,
830 rs->sr_err = LDAP_SUCCESS;
832 op->o_bd->bd_info = (BackendInfo *)on->on_info;
833 rc = be_entry_get_rw( op, &op->o_req_ndn,
834 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
835 if ( rc == LDAP_SUCCESS && e != NULL ) {
836 be_entry_release_r( op, e );
838 is_dynamicObject = 1;
841 rc = be_entry_get_rw( op, op->orr_nnewSup,
842 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
843 if ( rc == LDAP_SUCCESS && e != NULL ) {
844 if ( !is_dynamicObject ) {
845 /* return referral only if "disclose"
846 * is granted on the object */
847 if ( ! access_allowed( op, e,
848 slap_schema.si_ad_entry,
849 NULL, ACL_DISCLOSE, NULL ) )
851 rs->sr_err = LDAP_NO_SUCH_OBJECT;
852 send_ldap_result( op, rs );
855 send_ldap_error( op, rs, LDAP_CONSTRAINT_VIOLATION,
856 "static entry cannot have dynamicObject as newSuperior" );
859 be_entry_release_r( op, e );
861 op->o_bd->bd_info = bi;
862 if ( rs->sr_err != LDAP_SUCCESS ) {
867 return SLAP_CB_CONTINUE;
878 int rc = LDAP_SUCCESS;
881 BerElementBuffer berbuf;
882 BerElement *ber = (BerElement *)&berbuf;
883 struct berval reqdata = BER_BVNULL;
892 if ( in == NULL || in->bv_len == 0 ) {
893 *text = "empty request data field in refresh exop";
894 return LDAP_PROTOCOL_ERROR;
897 ber_dupbv_x( &reqdata, in, ctx );
899 /* ber_init2 uses reqdata directly, doesn't allocate new buffers */
900 ber_init2( ber, &reqdata, 0 );
902 tag = ber_scanf( ber, "{" /*}*/ );
904 if ( tag == LBER_ERROR ) {
905 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
906 "slap_parse_refresh: decoding error.\n" );
910 tag = ber_peek_tag( ber, &len );
911 if ( tag != LDAP_TAG_EXOP_REFRESH_REQ_DN ) {
912 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
913 "slap_parse_refresh: decoding error.\n" );
920 tag = ber_scanf( ber, "m", &dn );
921 if ( tag == LBER_ERROR ) {
922 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
923 "slap_parse_refresh: DN parse failed.\n" );
927 rc = dnNormalize( 0, NULL, NULL, &dn, ndn, ctx );
928 if ( rc != LDAP_SUCCESS ) {
929 *text = "invalid DN in refresh exop request data";
934 tag = ber_scanf( ber, "x" /* "m" */ );
935 if ( tag == LBER_DEFAULT ) {
940 tag = ber_peek_tag( ber, &len );
942 if ( tag != LDAP_TAG_EXOP_REFRESH_REQ_TTL ) {
943 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
944 "slap_parse_refresh: decoding error.\n" );
948 tag = ber_scanf( ber, "i", &tmp );
949 if ( tag == LBER_ERROR ) {
950 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
951 "slap_parse_refresh: TTL parse failed.\n" );
959 tag = ber_peek_tag( ber, &len );
961 if ( tag != LBER_DEFAULT || len != 0 ) {
963 Log1( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
964 "slap_parse_refresh: decoding error, len=%ld\n",
966 rc = LDAP_PROTOCOL_ERROR;
967 *text = "data decoding error";
970 if ( ndn && !BER_BVISNULL( ndn ) ) {
971 slap_sl_free( ndn->bv_val, ctx );
976 if ( !BER_BVISNULL( &reqdata ) ) {
977 ber_memfree_x( reqdata.bv_val, ctx );
984 dds_op_extended( Operation *op, SlapReply *rs )
986 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
987 dds_info_t *di = on->on_bi.bi_private;
989 if ( DDS_OFF( di ) ) {
990 return SLAP_CB_CONTINUE;
993 if ( bvmatch( &op->ore_reqoid, &slap_EXOP_REFRESH ) ) {
996 BackendDB db = *op->o_bd;
997 SlapReply rs2 = { REP_RESULT };
999 slap_callback sc = { 0 };
1000 Modifications ttlmod = { { 0 } };
1001 struct berval ttlvalues[ 2 ];
1002 char ttlbuf[] = "31557600";
1004 rs->sr_err = slap_parse_refresh( op->ore_reqdata, NULL, &ttl,
1005 &rs->sr_text, NULL );
1006 assert( rs->sr_err == LDAP_SUCCESS );
1008 if ( ttl <= 0 || ttl > DDS_RF2589_MAX_TTL ) {
1009 rs->sr_err = LDAP_PROTOCOL_ERROR;
1010 rs->sr_text = "invalid time-to-live for dynamicObject";
1014 if ( ttl > di->di_max_ttl ) {
1015 /* FIXME: I don't understand if this has to be an error,
1016 * or an indication that the requested Ttl has been
1017 * shortened to di->di_max_ttl >= 1 day */
1018 rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
1019 rs->sr_text = "time-to-live for dynamicObject exceeds limit";
1023 if ( di->di_min_ttl && ttl < di->di_min_ttl ) {
1024 ttl = di->di_min_ttl;
1027 /* This does not apply to multi-master case */
1028 if ( !( !SLAP_SINGLE_SHADOW( op->o_bd ) || be_isupdate( op ) ) ) {
1029 /* we SHOULD return a referral in this case */
1030 BerVarray defref = op->o_bd->be_update_refs
1031 ? op->o_bd->be_update_refs : default_referral;
1033 if ( defref != NULL ) {
1034 rs->sr_ref = referral_rewrite( op->o_bd->be_update_refs,
1035 NULL, NULL, LDAP_SCOPE_DEFAULT );
1037 rs->sr_flags |= REP_REF_MUSTBEFREED;
1039 rs->sr_ref = defref;
1041 rs->sr_err = LDAP_REFERRAL;
1044 rs->sr_text = "shadow context; no update referral";
1045 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
1051 assert( !BER_BVISNULL( &op->o_req_ndn ) );
1055 /* check if exists but not dynamicObject */
1056 op->o_bd->bd_info = (BackendInfo *)on->on_info;
1057 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
1058 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
1059 if ( rs->sr_err != LDAP_SUCCESS ) {
1060 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
1061 NULL, NULL, 0, &e );
1062 if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
1063 /* return referral only if "disclose"
1064 * is granted on the object */
1065 if ( ! access_allowed( op, e,
1066 slap_schema.si_ad_entry,
1067 NULL, ACL_DISCLOSE, NULL ) )
1069 rs->sr_err = LDAP_NO_SUCH_OBJECT;
1072 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
1073 rs->sr_text = "refresh operation only applies to dynamic objects";
1075 be_entry_release_r( op, e );
1078 rs->sr_err = LDAP_NO_SUCH_OBJECT;
1082 } else if ( e != NULL ) {
1083 be_entry_release_r( op, e );
1086 /* we require manage privileges on the entryTtl,
1087 * and fake a Relax control */
1088 op2.o_tag = LDAP_REQ_MODIFY;
1090 db.bd_info = (BackendInfo *)on->on_info;
1091 op2.o_callback = ≻
1092 sc.sc_response = slap_null_cb;
1093 op2.o_relax = SLAP_CONTROL_CRITICAL;
1094 op2.orm_modlist = &ttlmod;
1096 ttlmod.sml_op = LDAP_MOD_REPLACE;
1097 ttlmod.sml_flags = SLAP_MOD_MANAGING;
1098 ttlmod.sml_desc = slap_schema.si_ad_entryTtl;
1099 ttlmod.sml_values = ttlvalues;
1100 ttlmod.sml_numvals = 1;
1101 ttlvalues[ 0 ].bv_val = ttlbuf;
1102 ttlvalues[ 0 ].bv_len = snprintf( ttlbuf, sizeof( ttlbuf ), "%ld", ttl );
1103 BER_BVZERO( &ttlvalues[ 1 ] );
1105 /* the entryExpireTimestamp is added by modify */
1106 rs->sr_err = op2.o_bd->be_modify( &op2, &rs2 );
1108 if ( ttlmod.sml_next != NULL ) {
1109 slap_mods_free( ttlmod.sml_next, 1 );
1112 if ( rs->sr_err == LDAP_SUCCESS ) {
1114 BerElementBuffer berbuf;
1115 BerElement *ber = (BerElement *)&berbuf;
1117 if ( rs->sr_err == LDAP_SUCCESS ) {
1118 ber_init_w_nullc( ber, LBER_USE_DER );
1120 rc = ber_printf( ber, "{tiN}", LDAP_TAG_EXOP_REFRESH_RES_TTL, (int)ttl );
1123 rs->sr_err = LDAP_OTHER;
1124 rs->sr_text = "internal error";
1127 (void)ber_flatten( ber, &rs->sr_rspdata );
1128 rs->sr_rspoid = ch_strdup( slap_EXOP_REFRESH.bv_val );
1130 Log3( LDAP_DEBUG_TRACE, LDAP_LEVEL_INFO,
1131 "%s REFRESH dn=\"%s\" TTL=%ld\n",
1132 op->o_log_prefix, op->o_req_ndn.bv_val, ttl );
1135 ber_free_buf( ber );
1142 return SLAP_CB_CONTINUE;
1157 static ConfigDriver dds_cfgen;
1159 static ConfigLDAPadd dds_ldadd;
1160 static ConfigCfAdd dds_cfadd;
1163 static ConfigTable dds_cfg[] = {
1164 { "dds-state", "on|off",
1165 2, 2, 0, ARG_MAGIC|ARG_ON_OFF|DDS_STATE, dds_cfgen,
1166 "( OLcfgOvAt:9.1 NAME 'olcDDSstate' "
1167 "DESC 'RFC2589 Dynamic directory services state' "
1168 "SYNTAX OMsBoolean "
1169 "SINGLE-VALUE )", NULL, NULL },
1170 { "dds-max-ttl", "ttl",
1171 2, 2, 0, ARG_MAGIC|DDS_MAXTTL, dds_cfgen,
1172 "( OLcfgOvAt:9.2 NAME 'olcDDSmaxTtl' "
1173 "DESC 'RFC2589 Dynamic directory services max TTL' "
1174 "SYNTAX OMsDirectoryString "
1175 "SINGLE-VALUE )", NULL, NULL },
1176 { "dds-min-ttl", "ttl",
1177 2, 2, 0, ARG_MAGIC|DDS_MINTTL, dds_cfgen,
1178 "( OLcfgOvAt:9.3 NAME 'olcDDSminTtl' "
1179 "DESC 'RFC2589 Dynamic directory services min TTL' "
1180 "SYNTAX OMsDirectoryString "
1181 "SINGLE-VALUE )", NULL, NULL },
1182 { "dds-default-ttl", "ttl",
1183 2, 2, 0, ARG_MAGIC|DDS_DEFAULTTTL, dds_cfgen,
1184 "( OLcfgOvAt:9.4 NAME 'olcDDSdefaultTtl' "
1185 "DESC 'RFC2589 Dynamic directory services default TTL' "
1186 "SYNTAX OMsDirectoryString "
1187 "SINGLE-VALUE )", NULL, NULL },
1188 { "dds-interval", "interval",
1189 2, 2, 0, ARG_MAGIC|DDS_INTERVAL, dds_cfgen,
1190 "( OLcfgOvAt:9.5 NAME 'olcDDSinterval' "
1191 "DESC 'RFC2589 Dynamic directory services expiration "
1192 "task run interval' "
1193 "SYNTAX OMsDirectoryString "
1194 "SINGLE-VALUE )", NULL, NULL },
1195 { "dds-tolerance", "ttl",
1196 2, 2, 0, ARG_MAGIC|DDS_TOLERANCE, dds_cfgen,
1197 "( OLcfgOvAt:9.6 NAME 'olcDDStolerance' "
1198 "DESC 'RFC2589 Dynamic directory services additional "
1199 "TTL in expiration scheduling' "
1200 "SYNTAX OMsDirectoryString "
1201 "SINGLE-VALUE )", NULL, NULL },
1202 { "dds-max-dynamicObjects", "num",
1203 2, 2, 0, ARG_MAGIC|ARG_INT|DDS_MAXDYNAMICOBJS, dds_cfgen,
1204 "( OLcfgOvAt:9.7 NAME 'olcDDSmaxDynamicObjects' "
1205 "DESC 'RFC2589 Dynamic directory services max number of dynamic objects' "
1206 "SYNTAX OMsInteger "
1207 "SINGLE-VALUE )", NULL, NULL },
1208 { NULL, NULL, 0, 0, 0, ARG_IGNORED }
1211 static ConfigOCs dds_ocs[] = {
1212 { "( OLcfgOvOc:9.1 "
1213 "NAME 'olcDDSConfig' "
1214 "DESC 'RFC2589 Dynamic directory services configuration' "
1215 "SUP olcOverlayConfig "
1220 "$ olcDDSdefaultTtl "
1222 "$ olcDDStolerance "
1223 "$ olcDDSmaxDynamicObjects "
1225 ")", Cft_Overlay, dds_cfg, NULL, NULL /* dds_cfadd */ },
1231 dds_ldadd( CfEntryInfo *p, Entry *e, ConfigArgs *ca )
1233 return LDAP_SUCCESS;
1237 dds_cfadd( Operation *op, SlapReply *rs, Entry *p, ConfigArgs *ca )
1244 dds_cfgen( ConfigArgs *c )
1246 slap_overinst *on = (slap_overinst *)c->bi;
1247 dds_info_t *di = on->on_bi.bi_private;
1252 if ( c->op == SLAP_CONFIG_EMIT ) {
1253 char buf[ SLAP_TEXT_BUFLEN ];
1258 c->value_int = !DDS_OFF( di );
1262 lutil_unparse_time( buf, sizeof( buf ), di->di_max_ttl );
1263 ber_str2bv( buf, 0, 0, &bv );
1264 value_add_one( &c->rvalue_vals, &bv );
1268 if ( di->di_min_ttl ) {
1269 lutil_unparse_time( buf, sizeof( buf ), di->di_min_ttl );
1270 ber_str2bv( buf, 0, 0, &bv );
1271 value_add_one( &c->rvalue_vals, &bv );
1278 case DDS_DEFAULTTTL:
1279 if ( di->di_default_ttl ) {
1280 lutil_unparse_time( buf, sizeof( buf ), di->di_default_ttl );
1281 ber_str2bv( buf, 0, 0, &bv );
1282 value_add_one( &c->rvalue_vals, &bv );
1290 if ( di->di_interval ) {
1291 lutil_unparse_time( buf, sizeof( buf ), di->di_interval );
1292 ber_str2bv( buf, 0, 0, &bv );
1293 value_add_one( &c->rvalue_vals, &bv );
1301 if ( di->di_tolerance ) {
1302 lutil_unparse_time( buf, sizeof( buf ), di->di_tolerance );
1303 ber_str2bv( buf, 0, 0, &bv );
1304 value_add_one( &c->rvalue_vals, &bv );
1311 case DDS_MAXDYNAMICOBJS:
1312 if ( di->di_max_dynamicObjects > 0 ) {
1313 c->value_int = di->di_max_dynamicObjects;
1327 } else if ( c->op == LDAP_MOD_DELETE ) {
1330 di->di_flags &= ~DDS_FOFF;
1334 di->di_min_ttl = DDS_RF2589_DEFAULT_TTL;
1341 case DDS_DEFAULTTTL:
1342 di->di_default_ttl = 0;
1346 di->di_interval = 0;
1350 di->di_tolerance = 0;
1353 case DDS_MAXDYNAMICOBJS:
1354 di->di_max_dynamicObjects = 0;
1365 switch ( c->type ) {
1367 if ( c->value_int ) {
1368 di->di_flags &= ~DDS_FOFF;
1371 di->di_flags |= DDS_FOFF;
1376 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1377 snprintf( c->cr_msg, sizeof( c->cr_msg),
1378 "DDS unable to parse dds-max-ttl \"%s\"",
1380 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1381 "%s: %s.\n", c->log, c->cr_msg );
1385 if ( t < DDS_RF2589_DEFAULT_TTL || t > DDS_RF2589_MAX_TTL ) {
1386 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1387 "DDS invalid dds-max-ttl=%ld; must be between %d and %d",
1388 t, DDS_RF2589_DEFAULT_TTL, DDS_RF2589_MAX_TTL );
1389 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1390 "%s: %s.\n", c->log, c->cr_msg );
1394 di->di_max_ttl = (time_t)t;
1398 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1399 snprintf( c->cr_msg, sizeof( c->cr_msg),
1400 "DDS unable to parse dds-min-ttl \"%s\"",
1402 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1403 "%s: %s.\n", c->log, c->cr_msg );
1407 if ( t < 0 || t > DDS_RF2589_MAX_TTL ) {
1408 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1409 "DDS invalid dds-min-ttl=%ld",
1411 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1412 "%s: %s.\n", c->log, c->cr_msg );
1417 di->di_min_ttl = DDS_RF2589_DEFAULT_TTL;
1420 di->di_min_ttl = (time_t)t;
1424 case DDS_DEFAULTTTL:
1425 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1426 snprintf( c->cr_msg, sizeof( c->cr_msg),
1427 "DDS unable to parse dds-default-ttl \"%s\"",
1429 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1430 "%s: %s.\n", c->log, c->cr_msg );
1434 if ( t < 0 || t > DDS_RF2589_MAX_TTL ) {
1435 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1436 "DDS invalid dds-default-ttl=%ld",
1438 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1439 "%s: %s.\n", c->log, c->cr_msg );
1444 di->di_default_ttl = DDS_RF2589_DEFAULT_TTL;
1447 di->di_default_ttl = (time_t)t;
1452 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1453 snprintf( c->cr_msg, sizeof( c->cr_msg),
1454 "DDS unable to parse dds-interval \"%s\"",
1456 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1457 "%s: %s.\n", c->log, c->cr_msg );
1462 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1463 "DDS invalid dds-interval=%ld",
1465 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1466 "%s: %s.\n", c->log, c->cr_msg );
1471 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
1472 "%s: dds-interval=%lu may be too small.\n",
1476 di->di_interval = (time_t)t;
1477 if ( di->di_expire_task ) {
1478 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1479 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, di->di_expire_task ) ) {
1480 ldap_pvt_runqueue_stoptask( &slapd_rq, di->di_expire_task );
1482 di->di_expire_task->interval.tv_sec = DDS_INTERVAL( di );
1483 ldap_pvt_runqueue_resched( &slapd_rq, di->di_expire_task, 0 );
1484 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1489 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1490 snprintf( c->cr_msg, sizeof( c->cr_msg),
1491 "DDS unable to parse dds-tolerance \"%s\"",
1493 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1494 "%s: %s.\n", c->log, c->cr_msg );
1498 if ( t < 0 || t > DDS_RF2589_MAX_TTL ) {
1499 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1500 "DDS invalid dds-tolerance=%ld",
1502 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1503 "%s: %s.\n", c->log, c->cr_msg );
1507 di->di_tolerance = (time_t)t;
1510 case DDS_MAXDYNAMICOBJS:
1511 if ( c->value_int < 0 ) {
1512 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1513 "DDS invalid dds-max-dynamicObjects=%d", c->value_int );
1514 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1515 "%s: %s.\n", c->log, c->cr_msg );
1518 di->di_max_dynamicObjects = c->value_int;
1534 slap_overinst *on = (slap_overinst *)be->bd_info;
1536 BackendInfo *bi = on->on_info->oi_orig;
1538 if ( SLAP_ISGLOBALOVERLAY( be ) ) {
1539 Log0( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1540 "DDS cannot be used as global overlay.\n" );
1544 /* check support for required functions */
1545 /* FIXME: some could be provided by other overlays in between */
1546 if ( bi->bi_op_add == NULL /* object creation */
1547 || bi->bi_op_delete == NULL /* object deletion */
1548 || bi->bi_op_modify == NULL /* object refresh */
1549 || bi->bi_op_search == NULL /* object expiration */
1550 || bi->bi_entry_get_rw == NULL ) /* object type/existence checking */
1552 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1553 "DDS backend \"%s\" does not provide "
1554 "required functionality.\n",
1559 di = (dds_info_t *)ch_calloc( 1, sizeof( dds_info_t ) );
1560 on->on_bi.bi_private = di;
1562 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1563 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1565 ldap_pvt_thread_mutex_init( &di->di_mutex );
1567 SLAP_DBFLAGS( be ) |= SLAP_DBFLAG_DYNAMIC;
1572 /* adds dynamicSubtrees to root DSE */
1574 dds_entry_info( void *arg, Entry *e )
1576 dds_info_t *di = (dds_info_t *)arg;
1578 attr_merge( e, slap_schema.si_ad_dynamicSubtrees,
1579 di->di_suffix, di->di_nsuffix );
1584 /* callback that counts the returned entries, since the search
1585 * does not get to the point in slap_send_search_entries where
1586 * the actual count occurs */
1588 dds_count_cb( Operation *op, SlapReply *rs )
1590 int *nump = (int *)op->o_callback->sc_private;
1592 switch ( rs->sr_type ) {
1608 /* count dynamic objects existing in the database at startup */
1610 dds_count( void *ctx, BackendDB *be )
1612 slap_overinst *on = (slap_overinst *)be->bd_info;
1613 dds_info_t *di = (dds_info_t *)on->on_bi.bi_private;
1615 Connection conn = { 0 };
1616 OperationBuffer opbuf;
1618 slap_callback sc = { 0 };
1619 SlapReply rs = { REP_RESULT };
1621 connection_fake_init( &conn, &opbuf, ctx );
1624 op->o_tag = LDAP_REQ_SEARCH;
1625 memset( &op->oq_search, 0, sizeof( op->oq_search ) );
1629 op->o_req_dn = op->o_bd->be_suffix[ 0 ];
1630 op->o_req_ndn = op->o_bd->be_nsuffix[ 0 ];
1632 op->o_dn = op->o_bd->be_rootdn;
1633 op->o_ndn = op->o_bd->be_rootndn;
1635 op->ors_scope = LDAP_SCOPE_SUBTREE;
1636 op->ors_tlimit = SLAP_NO_LIMIT;
1637 op->ors_slimit = SLAP_NO_LIMIT;
1638 op->ors_attrs = slap_anlist_no_attrs;
1640 op->ors_filterstr.bv_len = STRLENOF( "(objectClass=" ")" )
1641 + slap_schema.si_oc_dynamicObject->soc_cname.bv_len;
1642 op->ors_filterstr.bv_val = op->o_tmpalloc( op->ors_filterstr.bv_len + 1, op->o_tmpmemctx );
1643 snprintf( op->ors_filterstr.bv_val, op->ors_filterstr.bv_len + 1,
1645 slap_schema.si_oc_dynamicObject->soc_cname.bv_val );
1647 op->ors_filter = str2filter_x( op, op->ors_filterstr.bv_val );
1648 if ( op->ors_filter == NULL ) {
1649 rs.sr_err = LDAP_OTHER;
1653 op->o_callback = ≻
1654 sc.sc_response = dds_count_cb;
1655 sc.sc_private = &di->di_num_dynamicObjects;
1657 op->o_bd->bd_info = (BackendInfo *)on->on_info;
1658 (void)op->o_bd->bd_info->bi_op_search( op, &rs );
1659 op->o_bd->bd_info = (BackendInfo *)on;
1662 op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
1663 filter_free_x( op, op->ors_filter );
1665 if ( rs.sr_err == LDAP_SUCCESS ) {
1666 Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
1667 "DDS non-expired=%d\n",
1668 di->di_num_dynamicObjects );
1671 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1672 "DDS non-expired objects lookup failed err=%d\n",
1684 slap_overinst *on = (slap_overinst *)be->bd_info;
1685 dds_info_t *di = on->on_bi.bi_private;
1687 void *thrctx = ldap_pvt_thread_pool_context();
1689 if ( DDS_OFF( di ) ) {
1693 if ( SLAP_SINGLE_SHADOW( be ) ) {
1694 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1695 "DDS incompatible with shadow database \"%s\".\n",
1696 be->be_suffix[ 0 ].bv_val );
1700 if ( di->di_max_ttl == 0 ) {
1701 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1704 if ( di->di_min_ttl == 0 ) {
1705 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1708 di->di_suffix = be->be_suffix;
1709 di->di_nsuffix = be->be_nsuffix;
1711 /* ... so that count, if required, is accurate */
1712 if ( di->di_max_dynamicObjects > 0 ) {
1713 /* force deletion of expired entries... */
1714 be->bd_info = (BackendInfo *)on->on_info;
1715 rc = dds_expire( thrctx, di );
1716 be->bd_info = (BackendInfo *)on;
1717 if ( rc != LDAP_SUCCESS ) {
1722 rc = dds_count( thrctx, be );
1723 if ( rc != LDAP_SUCCESS ) {
1729 /* start expire task */
1730 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1731 di->di_expire_task = ldap_pvt_runqueue_insert( &slapd_rq,
1733 dds_expire_fn, di, "dds_expire_fn",
1734 be->be_suffix[ 0 ].bv_val );
1735 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1737 /* register dinamicSubtrees root DSE info support */
1738 rc = entry_info_register( dds_entry_info, (void *)di );
1750 slap_overinst *on = (slap_overinst *)be->bd_info;
1751 dds_info_t *di = on->on_bi.bi_private;
1753 /* stop expire task */
1754 if ( di && di->di_expire_task ) {
1755 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1756 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, di->di_expire_task ) ) {
1757 ldap_pvt_runqueue_stoptask( &slapd_rq, di->di_expire_task );
1759 ldap_pvt_runqueue_remove( &slapd_rq, di->di_expire_task );
1760 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1763 (void)entry_info_unregister( dds_entry_info, (void *)di );
1773 slap_overinst *on = (slap_overinst *)be->bd_info;
1774 dds_info_t *di = on->on_bi.bi_private;
1777 ldap_pvt_thread_mutex_destroy( &di->di_mutex );
1790 BackendDB *bd = op->o_bd;
1792 rs->sr_err = slap_parse_refresh( op->ore_reqdata, &op->o_req_ndn, NULL,
1793 &rs->sr_text, op->o_tmpmemctx );
1794 if ( rs->sr_err != LDAP_SUCCESS ) {
1798 Log2( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
1799 "%s REFRESH dn=\"%s\"\n",
1800 op->o_log_prefix, op->o_req_ndn.bv_val );
1801 op->o_req_dn = op->o_req_ndn;
1803 op->o_bd = select_backend( &op->o_req_ndn, 0 );
1804 if ( !SLAP_DYNAMIC( op->o_bd ) ) {
1805 send_ldap_error( op, rs, LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
1806 "backend does not support dynamic directory services" );
1810 rs->sr_err = backend_check_restrictions( op, rs,
1811 (struct berval *)&slap_EXOP_REFRESH );
1812 if ( rs->sr_err != LDAP_SUCCESS ) {
1816 if ( op->o_bd->be_extended == NULL ) {
1817 send_ldap_error( op, rs, LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
1818 "backend does not support extended operations" );
1822 op->o_bd->be_extended( op, rs );
1825 if ( !BER_BVISNULL( &op->o_req_ndn ) ) {
1826 op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
1827 BER_BVZERO( &op->o_req_ndn );
1828 BER_BVZERO( &op->o_req_dn );
1835 static slap_overinst dds;
1837 static int do_not_load_exop;
1838 static int do_not_replace_exop;
1839 static int do_not_load_schema;
1841 #if SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC
1843 #endif /* SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC */
1850 /* Make sure we don't exceed the bits reserved for userland */
1851 config_check_userland( DDS_LAST );
1853 if ( !do_not_load_schema ) {
1857 AttributeDescription **ad;
1859 { "( 1.3.6.1.4.1.4203.666.1.57 "
1860 "NAME ( 'entryExpireTimestamp' ) "
1861 "DESC 'RFC2589 OpenLDAP extension: expire time of a dynamic object, "
1862 "computed as now + entryTtl' "
1863 "EQUALITY generalizedTimeMatch "
1864 "ORDERING generalizedTimeOrderingMatch "
1865 "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 "
1867 "NO-USER-MODIFICATION "
1868 "USAGE dSAOperation )",
1870 &ad_entryExpireTimestamp },
1874 for ( i = 0; s_at[ i ].desc != NULL; i++ ) {
1875 code = register_at( s_at[ i ].desc, s_at[ i ].ad, 0 );
1877 Debug( LDAP_DEBUG_ANY,
1878 "dds_initialize: register_at failed\n", 0, 0, 0 );
1881 (*s_at[ i ].ad)->ad_type->sat_flags |= SLAP_AT_HIDE;
1885 if ( !do_not_load_exop ) {
1886 rc = load_extop2( (struct berval *)&slap_EXOP_REFRESH,
1887 SLAP_EXOP_WRITES|SLAP_EXOP_HIDE, slap_exop_refresh,
1888 !do_not_replace_exop );
1889 if ( rc != LDAP_SUCCESS ) {
1890 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1891 "DDS unable to register refresh exop: %d.\n",
1897 dds.on_bi.bi_type = "dds";
1899 dds.on_bi.bi_db_init = dds_db_init;
1900 dds.on_bi.bi_db_open = dds_db_open;
1901 dds.on_bi.bi_db_close = dds_db_close;
1902 dds.on_bi.bi_db_destroy = dds_db_destroy;
1904 dds.on_bi.bi_op_add = dds_op_add;
1905 dds.on_bi.bi_op_delete = dds_op_delete;
1906 dds.on_bi.bi_op_modify = dds_op_modify;
1907 dds.on_bi.bi_op_modrdn = dds_op_rename;
1908 dds.on_bi.bi_extended = dds_op_extended;
1910 dds.on_bi.bi_cf_ocs = dds_ocs;
1912 rc = config_register_schema( dds_cfg, dds_ocs );
1917 return overlay_register( &dds );
1920 #if SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC
1922 init_module( int argc, char *argv[] )
1926 for ( i = 0; i < argc; i++ ) {
1927 char *arg = argv[ i ];
1930 if ( strncasecmp( arg, "no-", STRLENOF( "no-" ) ) == 0 ) {
1931 arg += STRLENOF( "no-" );
1935 if ( strcasecmp( arg, "exop" ) == 0 ) {
1936 do_not_load_exop = no;
1938 } else if ( strcasecmp( arg, "replace" ) == 0 ) {
1939 do_not_replace_exop = no;
1941 } else if ( strcasecmp( arg, "schema" ) == 0 ) {
1942 do_not_load_schema = no;
1945 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1946 "DDS unknown module arg[#%d]=\"%s\".\n",
1952 return dds_initialize();
1954 #endif /* SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC */
1956 #endif /* defined(SLAPD_OVER_DDS) */