2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 2005-2009 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;
140 connection_fake_init( &conn, &opbuf, ctx );
143 op->o_tag = LDAP_REQ_SEARCH;
144 memset( &op->oq_search, 0, sizeof( op->oq_search ) );
146 op->o_bd = select_backend( &di->di_nsuffix[ 0 ], 0 );
148 op->o_req_dn = op->o_bd->be_suffix[ 0 ];
149 op->o_req_ndn = op->o_bd->be_nsuffix[ 0 ];
151 op->o_dn = op->o_bd->be_rootdn;
152 op->o_ndn = op->o_bd->be_rootndn;
154 op->ors_scope = LDAP_SCOPE_SUBTREE;
155 op->ors_tlimit = DDS_INTERVAL( di )/2 + 1;
156 op->ors_slimit = SLAP_NO_LIMIT;
157 op->ors_attrs = slap_anlist_no_attrs;
159 expire = slap_get_time() + di->di_tolerance;
161 ts.bv_len = sizeof( tsbuf );
162 slap_timestamp( &expire, &ts );
164 op->ors_filterstr.bv_len = STRLENOF( "(&(objectClass=" ")(" "<=" "))" )
165 + slap_schema.si_oc_dynamicObject->soc_cname.bv_len
166 + ad_entryExpireTimestamp->ad_cname.bv_len
168 op->ors_filterstr.bv_val = op->o_tmpalloc( op->ors_filterstr.bv_len + 1, op->o_tmpmemctx );
169 snprintf( op->ors_filterstr.bv_val, op->ors_filterstr.bv_len + 1,
170 "(&(objectClass=%s)(%s<=%s))",
171 slap_schema.si_oc_dynamicObject->soc_cname.bv_val,
172 ad_entryExpireTimestamp->ad_cname.bv_val, ts.bv_val );
174 op->ors_filter = str2filter_x( op, op->ors_filterstr.bv_val );
175 if ( op->ors_filter == NULL ) {
176 rs.sr_err = LDAP_OTHER;
180 op->o_callback = ≻
181 sc.sc_response = dds_expire_cb;
184 (void)op->o_bd->bd_info->bi_op_search( op, &rs );
187 op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
188 filter_free_x( op, op->ors_filter, 1 );
191 switch ( rs.sr_err ) {
195 case LDAP_NO_SUCH_OBJECT:
196 /* (ITS#5267) database not created yet? */
197 rs.sr_err = LDAP_SUCCESS;
198 extra = " (ignored)";
202 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
203 "DDS expired objects lookup failed err=%d%s\n",
208 op->o_tag = LDAP_REQ_DELETE;
209 op->o_callback = ≻
210 sc.sc_response = slap_null_cb;
211 sc.sc_private = NULL;
213 for ( ntotdeletes = 0, ndeletes = 1; dc.dc_ndnlist != NULL && ndeletes > 0; ) {
216 for ( dep = &dc.dc_ndnlist; *dep != NULL; ) {
219 op->o_req_dn = de->de_ndn;
220 op->o_req_ndn = de->de_ndn;
221 (void)op->o_bd->bd_info->bi_op_delete( op, &rs );
222 switch ( rs.sr_err ) {
224 Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
225 "DDS dn=\"%s\" expired.\n",
230 case LDAP_NOT_ALLOWED_ON_NONLEAF:
231 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
232 "DDS dn=\"%s\" is non-leaf; "
240 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
241 "DDS dn=\"%s\" err=%d; "
243 de->de_ndn.bv_val, rs.sr_err );
249 op->o_tmpfree( de, op->o_tmpmemctx );
253 ntotdeletes += ndeletes;
256 rs.sr_err = LDAP_SUCCESS;
258 Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
259 "DDS expired=%d\n", ntotdeletes );
266 dds_expire_fn( void *ctx, void *arg )
268 struct re_s *rtask = arg;
269 dds_info_t *di = rtask->arg;
271 assert( di->di_expire_task == rtask );
273 (void)dds_expire( ctx, di );
275 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
276 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, rtask )) {
277 ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
279 ldap_pvt_runqueue_resched( &slapd_rq, rtask, 0 );
280 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
285 /* frees the callback */
287 dds_freeit_cb( Operation *op, SlapReply *rs )
289 op->o_tmpfree( op->o_callback, op->o_tmpmemctx );
290 op->o_callback = NULL;
292 return SLAP_CB_CONTINUE;
295 /* updates counter - installed on add/delete only if required */
297 dds_counter_cb( Operation *op, SlapReply *rs )
299 assert( rs->sr_type == REP_RESULT );
301 if ( rs->sr_err == LDAP_SUCCESS ) {
302 dds_info_t *di = op->o_callback->sc_private;
304 ldap_pvt_thread_mutex_lock( &di->di_mutex );
305 switch ( op->o_tag ) {
306 case LDAP_REQ_DELETE:
307 assert( di->di_num_dynamicObjects > 0 );
308 di->di_num_dynamicObjects--;
312 assert( di->di_num_dynamicObjects < di->di_max_dynamicObjects );
313 di->di_num_dynamicObjects++;
319 ldap_pvt_thread_mutex_unlock( &di->di_mutex );
322 return dds_freeit_cb( op, rs );
326 dds_op_add( Operation *op, SlapReply *rs )
328 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
329 dds_info_t *di = on->on_bi.bi_private;
330 int is_dynamicObject;
332 if ( DDS_OFF( di ) ) {
333 return SLAP_CB_CONTINUE;
336 is_dynamicObject = is_entry_dynamicObject( op->ora_e );
338 /* FIXME: do not allow this right now, pending clarification */
339 if ( is_dynamicObject ) {
340 rs->sr_err = LDAP_SUCCESS;
342 if ( is_entry_referral( op->ora_e ) ) {
343 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
344 rs->sr_text = "a referral cannot be a dynamicObject";
346 } else if ( is_entry_alias( op->ora_e ) ) {
347 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
348 rs->sr_text = "an alias cannot be a dynamicObject";
351 if ( rs->sr_err != LDAP_SUCCESS ) {
352 op->o_bd->bd_info = (BackendInfo *)on->on_info;
353 send_ldap_result( op, rs );
358 /* we don't allow dynamicObjects to have static subordinates */
359 if ( !dn_match( &op->o_req_ndn, &op->o_bd->be_nsuffix[ 0 ] ) ) {
363 BackendInfo *bi = op->o_bd->bd_info;
365 dnParent( &op->o_req_ndn, &p_ndn );
366 op->o_bd->bd_info = (BackendInfo *)on->on_info;
367 rc = be_entry_get_rw( op, &p_ndn,
368 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
369 if ( rc == LDAP_SUCCESS && e != NULL ) {
370 if ( !is_dynamicObject ) {
371 /* return referral only if "disclose"
372 * is granted on the object */
373 if ( ! access_allowed( op, e,
374 slap_schema.si_ad_entry,
375 NULL, ACL_DISCLOSE, NULL ) )
377 rc = rs->sr_err = LDAP_NO_SUCH_OBJECT;
378 send_ldap_result( op, rs );
381 rc = rs->sr_err = LDAP_CONSTRAINT_VIOLATION;
382 send_ldap_error( op, rs, rc, "no static subordinate entries allowed for dynamicObject" );
386 be_entry_release_r( op, e );
387 if ( rc != LDAP_SUCCESS ) {
391 op->o_bd->bd_info = bi;
394 /* handle dynamic object operational attr(s) */
395 if ( is_dynamicObject ) {
397 char ttlbuf[STRLENOF("31557600") + 1];
398 char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
401 if ( !be_isroot_dn( op->o_bd, &op->o_req_ndn ) ) {
402 ldap_pvt_thread_mutex_lock( &di->di_mutex );
403 rs->sr_err = ( di->di_max_dynamicObjects &&
404 di->di_num_dynamicObjects >= di->di_max_dynamicObjects );
405 ldap_pvt_thread_mutex_unlock( &di->di_mutex );
407 op->o_bd->bd_info = (BackendInfo *)on->on_info;
408 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
409 "too many dynamicObjects in context" );
414 ttl = DDS_DEFAULT_TTL( di );
416 /* assert because should be checked at configure */
417 assert( ttl <= DDS_RF2589_MAX_TTL );
420 bv.bv_len = snprintf( ttlbuf, sizeof( ttlbuf ), "%ld", ttl );
421 assert( bv.bv_len < sizeof( ttlbuf ) );
423 /* FIXME: apparently, values in op->ora_e are malloc'ed
424 * on the thread's slab; works fine by chance,
425 * only because the attribute doesn't exist yet. */
426 assert( attr_find( op->ora_e->e_attrs, slap_schema.si_ad_entryTtl ) == NULL );
427 attr_merge_one( op->ora_e, slap_schema.si_ad_entryTtl, &bv, &bv );
429 expire = slap_get_time() + ttl;
431 bv.bv_len = sizeof( tsbuf );
432 slap_timestamp( &expire, &bv );
433 assert( attr_find( op->ora_e->e_attrs, ad_entryExpireTimestamp ) == NULL );
434 attr_merge_one( op->ora_e, ad_entryExpireTimestamp, &bv, &bv );
436 /* if required, install counter callback */
437 if ( di->di_max_dynamicObjects > 0) {
440 sc = op->o_tmpalloc( sizeof( slap_callback ), op->o_tmpmemctx );
441 sc->sc_cleanup = dds_freeit_cb;
442 sc->sc_response = dds_counter_cb;
444 sc->sc_next = op->o_callback;
450 return SLAP_CB_CONTINUE;
454 dds_op_delete( Operation *op, SlapReply *rs )
456 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
457 dds_info_t *di = on->on_bi.bi_private;
459 /* if required, install counter callback */
460 if ( !DDS_OFF( di ) && di->di_max_dynamicObjects > 0 ) {
462 BackendInfo *bi = op->o_bd->bd_info;
464 op->o_bd->bd_info = (BackendInfo *)on->on_info;
465 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
466 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
468 /* FIXME: couldn't the entry be added before deletion? */
469 if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
472 be_entry_release_r( op, e );
475 sc = op->o_tmpalloc( sizeof( slap_callback ), op->o_tmpmemctx );
476 sc->sc_cleanup = dds_freeit_cb;
477 sc->sc_response = dds_counter_cb;
479 sc->sc_next = op->o_callback;
483 op->o_bd->bd_info = bi;
486 return SLAP_CB_CONTINUE;
490 dds_op_modify( Operation *op, SlapReply *rs )
492 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
493 dds_info_t *di = (dds_info_t *)on->on_bi.bi_private;
496 BackendInfo *bi = op->o_bd->bd_info;
497 int was_dynamicObject = 0,
498 is_dynamicObject = 0;
499 struct berval bv_entryTtl = BER_BVNULL;
501 char textbuf[ SLAP_TEXT_BUFLEN ];
503 if ( DDS_OFF( di ) ) {
504 return SLAP_CB_CONTINUE;
507 /* bv_entryTtl stores the string representation of the entryTtl
508 * across modifies for consistency checks of the final value;
509 * the bv_val points to a static buffer; the bv_len is zero when
510 * the attribute is deleted.
511 * entryTtl stores the integer representation of the entryTtl;
512 * its value is -1 when the attribute is deleted; it is 0 only
513 * if no modifications of the entryTtl occurred, as an entryTtl
514 * of 0 is invalid. */
515 bv_entryTtl.bv_val = textbuf;
517 op->o_bd->bd_info = (BackendInfo *)on->on_info;
518 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
519 slap_schema.si_oc_dynamicObject, slap_schema.si_ad_entryTtl, 0, &e );
520 if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
521 Attribute *a = attr_find( e->e_attrs, slap_schema.si_ad_entryTtl );
523 /* the value of the entryTtl is saved for later checks */
528 bv_entryTtl.bv_len = a->a_nvals[ 0 ].bv_len;
529 AC_MEMCPY( bv_entryTtl.bv_val, a->a_nvals[ 0 ].bv_val, bv_entryTtl.bv_len );
530 bv_entryTtl.bv_val[ bv_entryTtl.bv_len ] = '\0';
531 rc = lutil_atoul( &ttl, bv_entryTtl.bv_val );
533 entryTtl = (time_t)ttl;
536 be_entry_release_r( op, e );
538 was_dynamicObject = is_dynamicObject = 1;
540 op->o_bd->bd_info = bi;
542 rs->sr_err = LDAP_SUCCESS;
543 for ( mod = op->orm_modlist; mod; mod = mod->sml_next ) {
544 if ( mod->sml_desc == slap_schema.si_ad_objectClass ) {
548 switch ( mod->sml_op ) {
549 case LDAP_MOD_DELETE:
550 if ( mod->sml_values == NULL ) {
551 is_dynamicObject = 0;
555 for ( i = 0; !BER_BVISNULL( &mod->sml_values[ i ] ); i++ ) {
556 oc = oc_bvfind( &mod->sml_values[ i ] );
557 if ( oc == slap_schema.si_oc_dynamicObject ) {
558 is_dynamicObject = 0;
565 case LDAP_MOD_REPLACE:
566 if ( mod->sml_values == NULL ) {
567 is_dynamicObject = 0;
573 for ( i = 0; !BER_BVISNULL( &mod->sml_values[ i ] ); i++ ) {
574 oc = oc_bvfind( &mod->sml_values[ i ] );
575 if ( oc == slap_schema.si_oc_dynamicObject ) {
576 is_dynamicObject = 1;
583 } else if ( mod->sml_desc == slap_schema.si_ad_entryTtl ) {
587 switch ( mod->sml_op ) {
588 case LDAP_MOD_DELETE:
589 if ( mod->sml_values != NULL ) {
590 if ( BER_BVISEMPTY( &bv_entryTtl )
591 || !bvmatch( &bv_entryTtl, &mod->sml_values[ 0 ] ) )
593 rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
594 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
595 if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
596 rs->sr_err = LDAP_NO_SUCH_OBJECT;
599 rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
604 bv_entryTtl.bv_len = 0;
608 case LDAP_MOD_REPLACE:
609 bv_entryTtl.bv_len = 0;
613 case SLAP_MOD_SOFTADD: /* FIXME? */
615 assert( mod->sml_values != NULL );
616 assert( BER_BVISNULL( &mod->sml_values[ 1 ] ) );
618 if ( !BER_BVISEMPTY( &bv_entryTtl ) ) {
619 rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
620 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
621 if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
622 rs->sr_err = LDAP_NO_SUCH_OBJECT;
625 rs->sr_text = "attribute 'entryTtl' cannot have multiple values";
626 rs->sr_err = LDAP_CONSTRAINT_VIOLATION;
631 rc = lutil_atoul( &ttl, mod->sml_values[ 0 ].bv_val );
633 if ( ttl > DDS_RF2589_MAX_TTL ) {
634 rs->sr_err = LDAP_PROTOCOL_ERROR;
635 rs->sr_text = "invalid time-to-live for dynamicObject";
639 if ( ttl <= 0 || ttl > di->di_max_ttl ) {
640 /* FIXME: I don't understand if this has to be an error,
641 * or an indication that the requested Ttl has been
642 * shortened to di->di_max_ttl >= 1 day */
643 rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
644 rs->sr_text = "time-to-live for dynamicObject exceeds administrative limit";
648 entryTtl = (time_t)ttl;
649 bv_entryTtl.bv_len = mod->sml_values[ 0 ].bv_len;
650 AC_MEMCPY( bv_entryTtl.bv_val, mod->sml_values[ 0 ].bv_val, bv_entryTtl.bv_len );
651 bv_entryTtl.bv_val[ bv_entryTtl.bv_len ] = '\0';
654 case LDAP_MOD_INCREMENT:
655 if ( BER_BVISEMPTY( &bv_entryTtl ) ) {
656 rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
657 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
658 if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
659 rs->sr_err = LDAP_NO_SUCH_OBJECT;
662 rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
663 rs->sr_text = "modify/increment: entryTtl: no such attribute";
669 if ( entryTtl > DDS_RF2589_MAX_TTL ) {
670 rs->sr_err = LDAP_PROTOCOL_ERROR;
671 rs->sr_text = "invalid time-to-live for dynamicObject";
673 } else if ( entryTtl <= 0 || entryTtl > di->di_max_ttl ) {
674 /* FIXME: I don't understand if this has to be an error,
675 * or an indication that the requested Ttl has been
676 * shortened to di->di_max_ttl >= 1 day */
677 rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
678 rs->sr_text = "time-to-live for dynamicObject exceeds administrative limit";
681 if ( rs->sr_err != LDAP_SUCCESS ) {
682 rc = backend_attribute( op, NULL, &op->o_req_ndn,
683 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
684 if ( rc == LDAP_INSUFFICIENT_ACCESS ) {
686 rs->sr_err = LDAP_NO_SUCH_OBJECT;
692 bv_entryTtl.bv_len = snprintf( textbuf, sizeof( textbuf ), "%ld", entryTtl );
700 } else if ( mod->sml_desc == ad_entryExpireTimestamp ) {
701 /* should have been trapped earlier */
702 assert( mod->sml_flags & SLAP_MOD_INTERNAL );
707 if ( rs->sr_err == LDAP_SUCCESS ) {
710 /* FIXME: this could be allowed when the Relax control is used...
716 * entryTtl must be provided; add
717 * entryExpireTimestamp accordingly
720 * entryTtl must be removed; remove
721 * entryTimestamp accordingly
723 * ... but we need to make sure that there are no subordinate
726 rc = is_dynamicObject - was_dynamicObject;
728 #if 0 /* fix subordinate issues first */
729 if ( get_relax( op ) ) {
732 /* need to delete entryTtl to have a consistent entry */
733 if ( entryTtl != -1 ) {
734 rs->sr_text = "objectClass modification from dynamicObject to static entry requires entryTtl deletion";
735 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
740 /* need to add entryTtl to have a consistent entry */
741 if ( entryTtl <= 0 ) {
742 rs->sr_text = "objectClass modification from static entry to dynamicObject requires entryTtl addition";
743 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
753 rs->sr_text = "objectClass modification cannot turn dynamicObject into static entry";
757 rs->sr_text = "objectClass modification cannot turn static entry into dynamicObject";
760 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
763 if ( rc != LDAP_SUCCESS ) {
764 rc = backend_attribute( op, NULL, &op->o_req_ndn,
765 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
766 if ( rc == LDAP_INSUFFICIENT_ACCESS ) {
768 rs->sr_err = LDAP_NO_SUCH_OBJECT;
774 if ( rs->sr_err == LDAP_SUCCESS && entryTtl != 0 ) {
775 Modifications *tmpmod = NULL, **modp;
777 for ( modp = &op->orm_modlist; *modp; modp = &(*modp)->sml_next )
780 tmpmod = ch_calloc( 1, sizeof( Modifications ) );
781 tmpmod->sml_flags = SLAP_MOD_INTERNAL;
782 tmpmod->sml_type = ad_entryExpireTimestamp->ad_cname;
783 tmpmod->sml_desc = ad_entryExpireTimestamp;
787 if ( entryTtl == -1 ) {
788 /* delete entryExpireTimestamp */
789 tmpmod->sml_op = LDAP_MOD_DELETE;
793 char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
796 /* keep entryExpireTimestamp consistent
798 expire = slap_get_time() + entryTtl;
800 bv.bv_len = sizeof( tsbuf );
801 slap_timestamp( &expire, &bv );
803 tmpmod->sml_op = LDAP_MOD_REPLACE;
804 value_add_one( &tmpmod->sml_values, &bv );
805 value_add_one( &tmpmod->sml_nvalues, &bv );
806 tmpmod->sml_numvals = 1;
811 op->o_bd->bd_info = (BackendInfo *)on->on_info;
812 send_ldap_result( op, rs );
816 return SLAP_CB_CONTINUE;
820 dds_op_rename( Operation *op, SlapReply *rs )
822 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
823 dds_info_t *di = on->on_bi.bi_private;
825 if ( DDS_OFF( di ) ) {
826 return SLAP_CB_CONTINUE;
829 /* we don't allow dynamicObjects to have static subordinates */
830 if ( op->orr_nnewSup != NULL ) {
832 BackendInfo *bi = op->o_bd->bd_info;
833 int is_dynamicObject = 0,
836 rs->sr_err = LDAP_SUCCESS;
838 op->o_bd->bd_info = (BackendInfo *)on->on_info;
839 rc = be_entry_get_rw( op, &op->o_req_ndn,
840 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
841 if ( rc == LDAP_SUCCESS && e != NULL ) {
842 be_entry_release_r( op, e );
844 is_dynamicObject = 1;
847 rc = be_entry_get_rw( op, op->orr_nnewSup,
848 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
849 if ( rc == LDAP_SUCCESS && e != NULL ) {
850 if ( !is_dynamicObject ) {
851 /* return referral only if "disclose"
852 * is granted on the object */
853 if ( ! access_allowed( op, e,
854 slap_schema.si_ad_entry,
855 NULL, ACL_DISCLOSE, NULL ) )
857 rs->sr_err = LDAP_NO_SUCH_OBJECT;
858 send_ldap_result( op, rs );
861 send_ldap_error( op, rs, LDAP_CONSTRAINT_VIOLATION,
862 "static entry cannot have dynamicObject as newSuperior" );
865 be_entry_release_r( op, e );
867 op->o_bd->bd_info = bi;
868 if ( rs->sr_err != LDAP_SUCCESS ) {
873 return SLAP_CB_CONTINUE;
884 int rc = LDAP_SUCCESS;
887 BerElementBuffer berbuf;
888 BerElement *ber = (BerElement *)&berbuf;
889 struct berval reqdata = BER_BVNULL;
898 if ( in == NULL || in->bv_len == 0 ) {
899 *text = "empty request data field in refresh exop";
900 return LDAP_PROTOCOL_ERROR;
903 ber_dupbv_x( &reqdata, in, ctx );
905 /* ber_init2 uses reqdata directly, doesn't allocate new buffers */
906 ber_init2( ber, &reqdata, 0 );
908 tag = ber_scanf( ber, "{" /*}*/ );
910 if ( tag == LBER_ERROR ) {
911 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
912 "slap_parse_refresh: decoding error.\n" );
916 tag = ber_peek_tag( ber, &len );
917 if ( tag != LDAP_TAG_EXOP_REFRESH_REQ_DN ) {
918 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
919 "slap_parse_refresh: decoding error.\n" );
926 tag = ber_scanf( ber, "m", &dn );
927 if ( tag == LBER_ERROR ) {
928 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
929 "slap_parse_refresh: DN parse failed.\n" );
933 rc = dnNormalize( 0, NULL, NULL, &dn, ndn, ctx );
934 if ( rc != LDAP_SUCCESS ) {
935 *text = "invalid DN in refresh exop request data";
940 tag = ber_scanf( ber, "x" /* "m" */ );
941 if ( tag == LBER_DEFAULT ) {
946 tag = ber_peek_tag( ber, &len );
948 if ( tag != LDAP_TAG_EXOP_REFRESH_REQ_TTL ) {
949 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
950 "slap_parse_refresh: decoding error.\n" );
954 tag = ber_scanf( ber, "i", &tmp );
955 if ( tag == LBER_ERROR ) {
956 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
957 "slap_parse_refresh: TTL parse failed.\n" );
965 tag = ber_peek_tag( ber, &len );
967 if ( tag != LBER_DEFAULT || len != 0 ) {
969 Log1( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
970 "slap_parse_refresh: decoding error, len=%ld\n",
972 rc = LDAP_PROTOCOL_ERROR;
973 *text = "data decoding error";
976 if ( ndn && !BER_BVISNULL( ndn ) ) {
977 slap_sl_free( ndn->bv_val, ctx );
982 if ( !BER_BVISNULL( &reqdata ) ) {
983 ber_memfree_x( reqdata.bv_val, ctx );
990 dds_op_extended( Operation *op, SlapReply *rs )
992 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
993 dds_info_t *di = on->on_bi.bi_private;
995 if ( DDS_OFF( di ) ) {
996 return SLAP_CB_CONTINUE;
999 if ( bvmatch( &op->ore_reqoid, &slap_EXOP_REFRESH ) ) {
1002 BackendDB db = *op->o_bd;
1003 SlapReply rs2 = { REP_RESULT };
1004 Operation op2 = *op;
1005 slap_callback sc = { 0 };
1006 Modifications ttlmod = { { 0 } };
1007 struct berval ttlvalues[ 2 ];
1008 char ttlbuf[STRLENOF("31557600") + 1];
1010 rs->sr_err = slap_parse_refresh( op->ore_reqdata, NULL, &ttl,
1011 &rs->sr_text, NULL );
1012 assert( rs->sr_err == LDAP_SUCCESS );
1014 if ( ttl <= 0 || ttl > DDS_RF2589_MAX_TTL ) {
1015 rs->sr_err = LDAP_PROTOCOL_ERROR;
1016 rs->sr_text = "invalid time-to-live for dynamicObject";
1020 if ( ttl > di->di_max_ttl ) {
1021 /* FIXME: I don't understand if this has to be an error,
1022 * or an indication that the requested Ttl has been
1023 * shortened to di->di_max_ttl >= 1 day */
1024 rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
1025 rs->sr_text = "time-to-live for dynamicObject exceeds limit";
1029 if ( di->di_min_ttl && ttl < di->di_min_ttl ) {
1030 ttl = di->di_min_ttl;
1033 /* This does not apply to multi-master case */
1034 if ( !( !SLAP_SINGLE_SHADOW( op->o_bd ) || be_isupdate( op ) ) ) {
1035 /* we SHOULD return a referral in this case */
1036 BerVarray defref = op->o_bd->be_update_refs
1037 ? op->o_bd->be_update_refs : default_referral;
1039 if ( defref != NULL ) {
1040 rs->sr_ref = referral_rewrite( op->o_bd->be_update_refs,
1041 NULL, NULL, LDAP_SCOPE_DEFAULT );
1043 rs->sr_flags |= REP_REF_MUSTBEFREED;
1045 rs->sr_ref = defref;
1047 rs->sr_err = LDAP_REFERRAL;
1050 rs->sr_text = "shadow context; no update referral";
1051 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
1057 assert( !BER_BVISNULL( &op->o_req_ndn ) );
1061 /* check if exists but not dynamicObject */
1062 op->o_bd->bd_info = (BackendInfo *)on->on_info;
1063 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
1064 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
1065 if ( rs->sr_err != LDAP_SUCCESS ) {
1066 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
1067 NULL, NULL, 0, &e );
1068 if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
1069 /* return referral only if "disclose"
1070 * is granted on the object */
1071 if ( ! access_allowed( op, e,
1072 slap_schema.si_ad_entry,
1073 NULL, ACL_DISCLOSE, NULL ) )
1075 rs->sr_err = LDAP_NO_SUCH_OBJECT;
1078 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
1079 rs->sr_text = "refresh operation only applies to dynamic objects";
1081 be_entry_release_r( op, e );
1084 rs->sr_err = LDAP_NO_SUCH_OBJECT;
1088 } else if ( e != NULL ) {
1089 be_entry_release_r( op, e );
1092 /* we require manage privileges on the entryTtl,
1093 * and fake a Relax control */
1094 op2.o_tag = LDAP_REQ_MODIFY;
1096 db.bd_info = (BackendInfo *)on->on_info;
1097 op2.o_callback = ≻
1098 sc.sc_response = slap_null_cb;
1099 op2.o_relax = SLAP_CONTROL_CRITICAL;
1100 op2.orm_modlist = &ttlmod;
1102 ttlmod.sml_op = LDAP_MOD_REPLACE;
1103 ttlmod.sml_flags = SLAP_MOD_MANAGING;
1104 ttlmod.sml_desc = slap_schema.si_ad_entryTtl;
1105 ttlmod.sml_values = ttlvalues;
1106 ttlmod.sml_numvals = 1;
1107 ttlvalues[ 0 ].bv_val = ttlbuf;
1108 ttlvalues[ 0 ].bv_len = snprintf( ttlbuf, sizeof( ttlbuf ), "%ld", ttl );
1109 BER_BVZERO( &ttlvalues[ 1 ] );
1111 /* the entryExpireTimestamp is added by modify */
1112 rs->sr_err = op2.o_bd->be_modify( &op2, &rs2 );
1114 if ( ttlmod.sml_next != NULL ) {
1115 slap_mods_free( ttlmod.sml_next, 1 );
1118 if ( rs->sr_err == LDAP_SUCCESS ) {
1120 BerElementBuffer berbuf;
1121 BerElement *ber = (BerElement *)&berbuf;
1123 if ( rs->sr_err == LDAP_SUCCESS ) {
1124 ber_init_w_nullc( ber, LBER_USE_DER );
1126 rc = ber_printf( ber, "{tiN}", LDAP_TAG_EXOP_REFRESH_RES_TTL, (int)ttl );
1129 rs->sr_err = LDAP_OTHER;
1130 rs->sr_text = "internal error";
1133 (void)ber_flatten( ber, &rs->sr_rspdata );
1134 rs->sr_rspoid = ch_strdup( slap_EXOP_REFRESH.bv_val );
1136 Log3( LDAP_DEBUG_TRACE, LDAP_LEVEL_INFO,
1137 "%s REFRESH dn=\"%s\" TTL=%ld\n",
1138 op->o_log_prefix, op->o_req_ndn.bv_val, ttl );
1141 ber_free_buf( ber );
1148 return SLAP_CB_CONTINUE;
1163 static ConfigDriver dds_cfgen;
1165 static ConfigLDAPadd dds_ldadd;
1166 static ConfigCfAdd dds_cfadd;
1169 static ConfigTable dds_cfg[] = {
1170 { "dds-state", "on|off",
1171 2, 2, 0, ARG_MAGIC|ARG_ON_OFF|DDS_STATE, dds_cfgen,
1172 "( OLcfgOvAt:9.1 NAME 'olcDDSstate' "
1173 "DESC 'RFC2589 Dynamic directory services state' "
1174 "SYNTAX OMsBoolean "
1175 "SINGLE-VALUE )", NULL, NULL },
1176 { "dds-max-ttl", "ttl",
1177 2, 2, 0, ARG_MAGIC|DDS_MAXTTL, dds_cfgen,
1178 "( OLcfgOvAt:9.2 NAME 'olcDDSmaxTtl' "
1179 "DESC 'RFC2589 Dynamic directory services max TTL' "
1180 "SYNTAX OMsDirectoryString "
1181 "SINGLE-VALUE )", NULL, NULL },
1182 { "dds-min-ttl", "ttl",
1183 2, 2, 0, ARG_MAGIC|DDS_MINTTL, dds_cfgen,
1184 "( OLcfgOvAt:9.3 NAME 'olcDDSminTtl' "
1185 "DESC 'RFC2589 Dynamic directory services min TTL' "
1186 "SYNTAX OMsDirectoryString "
1187 "SINGLE-VALUE )", NULL, NULL },
1188 { "dds-default-ttl", "ttl",
1189 2, 2, 0, ARG_MAGIC|DDS_DEFAULTTTL, dds_cfgen,
1190 "( OLcfgOvAt:9.4 NAME 'olcDDSdefaultTtl' "
1191 "DESC 'RFC2589 Dynamic directory services default TTL' "
1192 "SYNTAX OMsDirectoryString "
1193 "SINGLE-VALUE )", NULL, NULL },
1194 { "dds-interval", "interval",
1195 2, 2, 0, ARG_MAGIC|DDS_INTERVAL, dds_cfgen,
1196 "( OLcfgOvAt:9.5 NAME 'olcDDSinterval' "
1197 "DESC 'RFC2589 Dynamic directory services expiration "
1198 "task run interval' "
1199 "SYNTAX OMsDirectoryString "
1200 "SINGLE-VALUE )", NULL, NULL },
1201 { "dds-tolerance", "ttl",
1202 2, 2, 0, ARG_MAGIC|DDS_TOLERANCE, dds_cfgen,
1203 "( OLcfgOvAt:9.6 NAME 'olcDDStolerance' "
1204 "DESC 'RFC2589 Dynamic directory services additional "
1205 "TTL in expiration scheduling' "
1206 "SYNTAX OMsDirectoryString "
1207 "SINGLE-VALUE )", NULL, NULL },
1208 { "dds-max-dynamicObjects", "num",
1209 2, 2, 0, ARG_MAGIC|ARG_INT|DDS_MAXDYNAMICOBJS, dds_cfgen,
1210 "( OLcfgOvAt:9.7 NAME 'olcDDSmaxDynamicObjects' "
1211 "DESC 'RFC2589 Dynamic directory services max number of dynamic objects' "
1212 "SYNTAX OMsInteger "
1213 "SINGLE-VALUE )", NULL, NULL },
1214 { NULL, NULL, 0, 0, 0, ARG_IGNORED }
1217 static ConfigOCs dds_ocs[] = {
1218 { "( OLcfgOvOc:9.1 "
1219 "NAME 'olcDDSConfig' "
1220 "DESC 'RFC2589 Dynamic directory services configuration' "
1221 "SUP olcOverlayConfig "
1226 "$ olcDDSdefaultTtl "
1228 "$ olcDDStolerance "
1229 "$ olcDDSmaxDynamicObjects "
1231 ")", Cft_Overlay, dds_cfg, NULL, NULL /* dds_cfadd */ },
1237 dds_ldadd( CfEntryInfo *p, Entry *e, ConfigArgs *ca )
1239 return LDAP_SUCCESS;
1243 dds_cfadd( Operation *op, SlapReply *rs, Entry *p, ConfigArgs *ca )
1250 dds_cfgen( ConfigArgs *c )
1252 slap_overinst *on = (slap_overinst *)c->bi;
1253 dds_info_t *di = on->on_bi.bi_private;
1258 if ( c->op == SLAP_CONFIG_EMIT ) {
1259 char buf[ SLAP_TEXT_BUFLEN ];
1264 c->value_int = !DDS_OFF( di );
1268 lutil_unparse_time( buf, sizeof( buf ), di->di_max_ttl );
1269 ber_str2bv( buf, 0, 0, &bv );
1270 value_add_one( &c->rvalue_vals, &bv );
1274 if ( di->di_min_ttl ) {
1275 lutil_unparse_time( buf, sizeof( buf ), di->di_min_ttl );
1276 ber_str2bv( buf, 0, 0, &bv );
1277 value_add_one( &c->rvalue_vals, &bv );
1284 case DDS_DEFAULTTTL:
1285 if ( di->di_default_ttl ) {
1286 lutil_unparse_time( buf, sizeof( buf ), di->di_default_ttl );
1287 ber_str2bv( buf, 0, 0, &bv );
1288 value_add_one( &c->rvalue_vals, &bv );
1296 if ( di->di_interval ) {
1297 lutil_unparse_time( buf, sizeof( buf ), di->di_interval );
1298 ber_str2bv( buf, 0, 0, &bv );
1299 value_add_one( &c->rvalue_vals, &bv );
1307 if ( di->di_tolerance ) {
1308 lutil_unparse_time( buf, sizeof( buf ), di->di_tolerance );
1309 ber_str2bv( buf, 0, 0, &bv );
1310 value_add_one( &c->rvalue_vals, &bv );
1317 case DDS_MAXDYNAMICOBJS:
1318 if ( di->di_max_dynamicObjects > 0 ) {
1319 c->value_int = di->di_max_dynamicObjects;
1333 } else if ( c->op == LDAP_MOD_DELETE ) {
1336 di->di_flags &= ~DDS_FOFF;
1340 di->di_min_ttl = DDS_RF2589_DEFAULT_TTL;
1347 case DDS_DEFAULTTTL:
1348 di->di_default_ttl = 0;
1352 di->di_interval = 0;
1356 di->di_tolerance = 0;
1359 case DDS_MAXDYNAMICOBJS:
1360 di->di_max_dynamicObjects = 0;
1371 switch ( c->type ) {
1373 if ( c->value_int ) {
1374 di->di_flags &= ~DDS_FOFF;
1377 di->di_flags |= DDS_FOFF;
1382 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1383 snprintf( c->cr_msg, sizeof( c->cr_msg),
1384 "DDS unable to parse dds-max-ttl \"%s\"",
1386 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1387 "%s: %s.\n", c->log, c->cr_msg );
1391 if ( t < DDS_RF2589_DEFAULT_TTL || t > DDS_RF2589_MAX_TTL ) {
1392 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1393 "DDS invalid dds-max-ttl=%ld; must be between %d and %d",
1394 t, DDS_RF2589_DEFAULT_TTL, DDS_RF2589_MAX_TTL );
1395 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1396 "%s: %s.\n", c->log, c->cr_msg );
1400 di->di_max_ttl = (time_t)t;
1404 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1405 snprintf( c->cr_msg, sizeof( c->cr_msg),
1406 "DDS unable to parse dds-min-ttl \"%s\"",
1408 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1409 "%s: %s.\n", c->log, c->cr_msg );
1413 if ( t < 0 || t > DDS_RF2589_MAX_TTL ) {
1414 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1415 "DDS invalid dds-min-ttl=%ld",
1417 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1418 "%s: %s.\n", c->log, c->cr_msg );
1423 di->di_min_ttl = DDS_RF2589_DEFAULT_TTL;
1426 di->di_min_ttl = (time_t)t;
1430 case DDS_DEFAULTTTL:
1431 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1432 snprintf( c->cr_msg, sizeof( c->cr_msg),
1433 "DDS unable to parse dds-default-ttl \"%s\"",
1435 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1436 "%s: %s.\n", c->log, c->cr_msg );
1440 if ( t < 0 || t > DDS_RF2589_MAX_TTL ) {
1441 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1442 "DDS invalid dds-default-ttl=%ld",
1444 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1445 "%s: %s.\n", c->log, c->cr_msg );
1450 di->di_default_ttl = DDS_RF2589_DEFAULT_TTL;
1453 di->di_default_ttl = (time_t)t;
1458 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1459 snprintf( c->cr_msg, sizeof( c->cr_msg),
1460 "DDS unable to parse dds-interval \"%s\"",
1462 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1463 "%s: %s.\n", c->log, c->cr_msg );
1468 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1469 "DDS invalid dds-interval=%ld",
1471 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1472 "%s: %s.\n", c->log, c->cr_msg );
1477 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
1478 "%s: dds-interval=%lu may be too small.\n",
1482 di->di_interval = (time_t)t;
1483 if ( di->di_expire_task ) {
1484 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1485 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, di->di_expire_task ) ) {
1486 ldap_pvt_runqueue_stoptask( &slapd_rq, di->di_expire_task );
1488 di->di_expire_task->interval.tv_sec = DDS_INTERVAL( di );
1489 ldap_pvt_runqueue_resched( &slapd_rq, di->di_expire_task, 0 );
1490 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1495 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1496 snprintf( c->cr_msg, sizeof( c->cr_msg),
1497 "DDS unable to parse dds-tolerance \"%s\"",
1499 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1500 "%s: %s.\n", c->log, c->cr_msg );
1504 if ( t < 0 || t > DDS_RF2589_MAX_TTL ) {
1505 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1506 "DDS invalid dds-tolerance=%ld",
1508 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1509 "%s: %s.\n", c->log, c->cr_msg );
1513 di->di_tolerance = (time_t)t;
1516 case DDS_MAXDYNAMICOBJS:
1517 if ( c->value_int < 0 ) {
1518 snprintf( c->cr_msg, sizeof( c->cr_msg ),
1519 "DDS invalid dds-max-dynamicObjects=%d", c->value_int );
1520 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1521 "%s: %s.\n", c->log, c->cr_msg );
1524 di->di_max_dynamicObjects = c->value_int;
1540 slap_overinst *on = (slap_overinst *)be->bd_info;
1542 BackendInfo *bi = on->on_info->oi_orig;
1544 if ( SLAP_ISGLOBALOVERLAY( be ) ) {
1545 Log0( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1546 "DDS cannot be used as global overlay.\n" );
1550 /* check support for required functions */
1551 /* FIXME: some could be provided by other overlays in between */
1552 if ( bi->bi_op_add == NULL /* object creation */
1553 || bi->bi_op_delete == NULL /* object deletion */
1554 || bi->bi_op_modify == NULL /* object refresh */
1555 || bi->bi_op_search == NULL /* object expiration */
1556 || bi->bi_entry_get_rw == NULL ) /* object type/existence checking */
1558 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1559 "DDS backend \"%s\" does not provide "
1560 "required functionality.\n",
1565 di = (dds_info_t *)ch_calloc( 1, sizeof( dds_info_t ) );
1566 on->on_bi.bi_private = di;
1568 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1569 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1571 ldap_pvt_thread_mutex_init( &di->di_mutex );
1573 SLAP_DBFLAGS( be ) |= SLAP_DBFLAG_DYNAMIC;
1578 /* adds dynamicSubtrees to root DSE */
1580 dds_entry_info( void *arg, Entry *e )
1582 dds_info_t *di = (dds_info_t *)arg;
1584 attr_merge( e, slap_schema.si_ad_dynamicSubtrees,
1585 di->di_suffix, di->di_nsuffix );
1590 /* callback that counts the returned entries, since the search
1591 * does not get to the point in slap_send_search_entries where
1592 * the actual count occurs */
1594 dds_count_cb( Operation *op, SlapReply *rs )
1596 int *nump = (int *)op->o_callback->sc_private;
1598 switch ( rs->sr_type ) {
1614 /* count dynamic objects existing in the database at startup */
1616 dds_count( void *ctx, BackendDB *be )
1618 slap_overinst *on = (slap_overinst *)be->bd_info;
1619 dds_info_t *di = (dds_info_t *)on->on_bi.bi_private;
1621 Connection conn = { 0 };
1622 OperationBuffer opbuf;
1624 slap_callback sc = { 0 };
1625 SlapReply rs = { REP_RESULT };
1630 connection_fake_init( &conn, &opbuf, ctx );
1633 op->o_tag = LDAP_REQ_SEARCH;
1634 memset( &op->oq_search, 0, sizeof( op->oq_search ) );
1638 op->o_req_dn = op->o_bd->be_suffix[ 0 ];
1639 op->o_req_ndn = op->o_bd->be_nsuffix[ 0 ];
1641 op->o_dn = op->o_bd->be_rootdn;
1642 op->o_ndn = op->o_bd->be_rootndn;
1644 op->ors_scope = LDAP_SCOPE_SUBTREE;
1645 op->ors_tlimit = SLAP_NO_LIMIT;
1646 op->ors_slimit = SLAP_NO_LIMIT;
1647 op->ors_attrs = slap_anlist_no_attrs;
1649 op->ors_filterstr.bv_len = STRLENOF( "(objectClass=" ")" )
1650 + slap_schema.si_oc_dynamicObject->soc_cname.bv_len;
1651 op->ors_filterstr.bv_val = op->o_tmpalloc( op->ors_filterstr.bv_len + 1, op->o_tmpmemctx );
1652 snprintf( op->ors_filterstr.bv_val, op->ors_filterstr.bv_len + 1,
1654 slap_schema.si_oc_dynamicObject->soc_cname.bv_val );
1656 op->ors_filter = str2filter_x( op, op->ors_filterstr.bv_val );
1657 if ( op->ors_filter == NULL ) {
1658 rs.sr_err = LDAP_OTHER;
1662 op->o_callback = ≻
1663 sc.sc_response = dds_count_cb;
1664 sc.sc_private = &di->di_num_dynamicObjects;
1665 di->di_num_dynamicObjects = 0;
1667 op->o_bd->bd_info = (BackendInfo *)on->on_info;
1668 (void)op->o_bd->bd_info->bi_op_search( op, &rs );
1669 op->o_bd->bd_info = (BackendInfo *)on;
1672 op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
1673 filter_free_x( op, op->ors_filter, 1 );
1676 switch ( rs.sr_err ) {
1678 Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
1679 "DDS non-expired=%d\n",
1680 di->di_num_dynamicObjects );
1683 case LDAP_NO_SUCH_OBJECT:
1684 /* (ITS#5267) database not created yet? */
1685 rs.sr_err = LDAP_SUCCESS;
1686 extra = " (ignored)";
1690 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1691 "DDS non-expired objects lookup failed err=%d%s\n",
1704 slap_overinst *on = (slap_overinst *)be->bd_info;
1705 dds_info_t *di = on->on_bi.bi_private;
1707 void *thrctx = ldap_pvt_thread_pool_context();
1709 if ( DDS_OFF( di ) ) {
1713 if ( SLAP_SINGLE_SHADOW( be ) ) {
1714 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1715 "DDS incompatible with shadow database \"%s\".\n",
1716 be->be_suffix[ 0 ].bv_val );
1720 if ( di->di_max_ttl == 0 ) {
1721 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1724 if ( di->di_min_ttl == 0 ) {
1725 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1728 di->di_suffix = be->be_suffix;
1729 di->di_nsuffix = be->be_nsuffix;
1731 /* ... so that count, if required, is accurate */
1732 if ( di->di_max_dynamicObjects > 0 ) {
1733 /* force deletion of expired entries... */
1734 be->bd_info = (BackendInfo *)on->on_info;
1735 rc = dds_expire( thrctx, di );
1736 be->bd_info = (BackendInfo *)on;
1737 if ( rc != LDAP_SUCCESS ) {
1742 rc = dds_count( thrctx, be );
1743 if ( rc != LDAP_SUCCESS ) {
1749 /* start expire task */
1750 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1751 di->di_expire_task = ldap_pvt_runqueue_insert( &slapd_rq,
1753 dds_expire_fn, di, "dds_expire_fn",
1754 be->be_suffix[ 0 ].bv_val );
1755 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1757 /* register dinamicSubtrees root DSE info support */
1758 rc = entry_info_register( dds_entry_info, (void *)di );
1770 slap_overinst *on = (slap_overinst *)be->bd_info;
1771 dds_info_t *di = on->on_bi.bi_private;
1773 /* stop expire task */
1774 if ( di && di->di_expire_task ) {
1775 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1776 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, di->di_expire_task ) ) {
1777 ldap_pvt_runqueue_stoptask( &slapd_rq, di->di_expire_task );
1779 ldap_pvt_runqueue_remove( &slapd_rq, di->di_expire_task );
1780 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1783 (void)entry_info_unregister( dds_entry_info, (void *)di );
1793 slap_overinst *on = (slap_overinst *)be->bd_info;
1794 dds_info_t *di = on->on_bi.bi_private;
1797 ldap_pvt_thread_mutex_destroy( &di->di_mutex );
1810 BackendDB *bd = op->o_bd;
1812 rs->sr_err = slap_parse_refresh( op->ore_reqdata, &op->o_req_ndn, NULL,
1813 &rs->sr_text, op->o_tmpmemctx );
1814 if ( rs->sr_err != LDAP_SUCCESS ) {
1818 Log2( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
1819 "%s REFRESH dn=\"%s\"\n",
1820 op->o_log_prefix, op->o_req_ndn.bv_val );
1821 op->o_req_dn = op->o_req_ndn;
1823 op->o_bd = select_backend( &op->o_req_ndn, 0 );
1824 if ( !SLAP_DYNAMIC( op->o_bd ) ) {
1825 send_ldap_error( op, rs, LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
1826 "backend does not support dynamic directory services" );
1830 rs->sr_err = backend_check_restrictions( op, rs,
1831 (struct berval *)&slap_EXOP_REFRESH );
1832 if ( rs->sr_err != LDAP_SUCCESS ) {
1836 if ( op->o_bd->be_extended == NULL ) {
1837 send_ldap_error( op, rs, LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
1838 "backend does not support extended operations" );
1842 op->o_bd->be_extended( op, rs );
1845 if ( !BER_BVISNULL( &op->o_req_ndn ) ) {
1846 op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
1847 BER_BVZERO( &op->o_req_ndn );
1848 BER_BVZERO( &op->o_req_dn );
1855 static slap_overinst dds;
1857 static int do_not_load_exop;
1858 static int do_not_replace_exop;
1859 static int do_not_load_schema;
1861 #if SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC
1863 #endif /* SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC */
1870 /* Make sure we don't exceed the bits reserved for userland */
1871 config_check_userland( DDS_LAST );
1873 if ( !do_not_load_schema ) {
1877 AttributeDescription **ad;
1879 { "( 1.3.6.1.4.1.4203.666.1.57 "
1880 "NAME ( 'entryExpireTimestamp' ) "
1881 "DESC 'RFC2589 OpenLDAP extension: expire time of a dynamic object, "
1882 "computed as now + entryTtl' "
1883 "EQUALITY generalizedTimeMatch "
1884 "ORDERING generalizedTimeOrderingMatch "
1885 "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 "
1887 "NO-USER-MODIFICATION "
1888 "USAGE dSAOperation )",
1890 &ad_entryExpireTimestamp },
1894 for ( i = 0; s_at[ i ].desc != NULL; i++ ) {
1895 code = register_at( s_at[ i ].desc, s_at[ i ].ad, 0 );
1897 Debug( LDAP_DEBUG_ANY,
1898 "dds_initialize: register_at failed\n", 0, 0, 0 );
1901 (*s_at[ i ].ad)->ad_type->sat_flags |= SLAP_AT_HIDE;
1905 if ( !do_not_load_exop ) {
1906 rc = load_extop2( (struct berval *)&slap_EXOP_REFRESH,
1907 SLAP_EXOP_WRITES|SLAP_EXOP_HIDE, slap_exop_refresh,
1908 !do_not_replace_exop );
1909 if ( rc != LDAP_SUCCESS ) {
1910 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1911 "DDS unable to register refresh exop: %d.\n",
1917 dds.on_bi.bi_type = "dds";
1919 dds.on_bi.bi_db_init = dds_db_init;
1920 dds.on_bi.bi_db_open = dds_db_open;
1921 dds.on_bi.bi_db_close = dds_db_close;
1922 dds.on_bi.bi_db_destroy = dds_db_destroy;
1924 dds.on_bi.bi_op_add = dds_op_add;
1925 dds.on_bi.bi_op_delete = dds_op_delete;
1926 dds.on_bi.bi_op_modify = dds_op_modify;
1927 dds.on_bi.bi_op_modrdn = dds_op_rename;
1928 dds.on_bi.bi_extended = dds_op_extended;
1930 dds.on_bi.bi_cf_ocs = dds_ocs;
1932 rc = config_register_schema( dds_cfg, dds_ocs );
1937 return overlay_register( &dds );
1940 #if SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC
1942 init_module( int argc, char *argv[] )
1946 for ( i = 0; i < argc; i++ ) {
1947 char *arg = argv[ i ];
1950 if ( strncasecmp( arg, "no-", STRLENOF( "no-" ) ) == 0 ) {
1951 arg += STRLENOF( "no-" );
1955 if ( strcasecmp( arg, "exop" ) == 0 ) {
1956 do_not_load_exop = no;
1958 } else if ( strcasecmp( arg, "replace" ) == 0 ) {
1959 do_not_replace_exop = no;
1961 } else if ( strcasecmp( arg, "schema" ) == 0 ) {
1962 do_not_load_schema = no;
1965 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1966 "DDS unknown module arg[#%d]=\"%s\".\n",
1972 return dds_initialize();
1974 #endif /* SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC */
1976 #endif /* defined(SLAPD_OVER_DDS) */