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 }, sc2 = { 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 op = (Operation *)&opbuf;
138 connection_fake_init( &conn, op, 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, 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 if ( rs.sr_err != LDAP_SUCCESS ) {
188 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
189 "DDS expired objects lookup failed err=%d\n",
194 op->o_tag = LDAP_REQ_DELETE;
195 op->o_callback = ≻
196 sc.sc_response = slap_replog_cb;
197 sc.sc_private = NULL;
199 sc2.sc_response = slap_null_cb;
201 for ( ntotdeletes = 0, ndeletes = 1; dc.dc_ndnlist != NULL && ndeletes > 0; ) {
204 for ( dep = &dc.dc_ndnlist; *dep != NULL; ) {
207 op->o_req_dn = de->de_ndn;
208 op->o_req_ndn = de->de_ndn;
209 (void)op->o_bd->bd_info->bi_op_delete( op, &rs );
210 switch ( rs.sr_err ) {
212 Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
213 "DDS dn=\"%s\" expired.\n",
218 case LDAP_NOT_ALLOWED_ON_NONLEAF:
219 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
220 "DDS dn=\"%s\" is non-leaf; "
228 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
229 "DDS dn=\"%s\" err=%d; "
231 de->de_ndn.bv_val, rs.sr_err );
238 op->o_tmpfree( de, op->o_tmpmemctx );
242 ntotdeletes += ndeletes;
245 rs.sr_err = LDAP_SUCCESS;
247 Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
248 "DDS expired=%d\n", ntotdeletes );
255 dds_expire_fn( void *ctx, void *arg )
257 struct re_s *rtask = arg;
258 dds_info_t *di = rtask->arg;
260 assert( di->di_expire_task == rtask );
262 (void)dds_expire( ctx, di );
264 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
265 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, rtask )) {
266 ldap_pvt_runqueue_stoptask( &slapd_rq, rtask );
268 ldap_pvt_runqueue_resched( &slapd_rq, rtask, 0 );
269 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
274 /* frees the callback */
276 dds_freeit_cb( Operation *op, SlapReply *rs )
278 op->o_tmpfree( op->o_callback, op->o_tmpmemctx );
279 op->o_callback = NULL;
281 return SLAP_CB_CONTINUE;
284 /* updates counter - installed on add/delete only if required */
286 dds_counter_cb( Operation *op, SlapReply *rs )
288 assert( rs->sr_type == REP_RESULT );
290 if ( rs->sr_err == LDAP_SUCCESS ) {
291 dds_info_t *di = op->o_callback->sc_private;
293 ldap_pvt_thread_mutex_lock( &di->di_mutex );
294 switch ( op->o_tag ) {
295 case LDAP_REQ_DELETE:
296 assert( di->di_num_dynamicObjects > 0 );
297 di->di_num_dynamicObjects--;
301 assert( di->di_num_dynamicObjects < di->di_max_dynamicObjects );
302 di->di_num_dynamicObjects++;
308 ldap_pvt_thread_mutex_unlock( &di->di_mutex );
311 return dds_freeit_cb( op, rs );
315 dds_op_add( Operation *op, SlapReply *rs )
317 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
318 dds_info_t *di = on->on_bi.bi_private;
319 int is_dynamicObject;
321 if ( DDS_OFF( di ) ) {
322 return SLAP_CB_CONTINUE;
325 is_dynamicObject = is_entry_dynamicObject( op->ora_e );
327 /* FIXME: do not allow this right now, pending clarification */
328 if ( is_dynamicObject ) {
329 rs->sr_err = LDAP_SUCCESS;
331 if ( is_entry_referral( op->ora_e ) ) {
332 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
333 rs->sr_text = "a referral cannot be a dynamicObject";
335 } else if ( is_entry_alias( op->ora_e ) ) {
336 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
337 rs->sr_text = "an alias cannot be a dynamicObject";
340 if ( rs->sr_err != LDAP_SUCCESS ) {
341 op->o_bd->bd_info = (BackendInfo *)on->on_info;
342 send_ldap_result( op, rs );
347 /* we don't allow dynamicObjects to have static subordinates */
348 if ( !dn_match( &op->o_req_ndn, &op->o_bd->be_nsuffix[ 0 ] ) ) {
352 BackendInfo *bi = op->o_bd->bd_info;
354 dnParent( &op->o_req_ndn, &p_ndn );
355 op->o_bd->bd_info = (BackendInfo *)on->on_info;
356 rc = be_entry_get_rw( op, &p_ndn,
357 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
358 if ( rc == LDAP_SUCCESS && e != NULL ) {
359 if ( !is_dynamicObject ) {
360 /* return referral only if "disclose"
361 * is granted on the object */
362 if ( ! access_allowed( op, e,
363 slap_schema.si_ad_entry,
364 NULL, ACL_DISCLOSE, NULL ) )
366 rc = rs->sr_err = LDAP_NO_SUCH_OBJECT;
367 send_ldap_result( op, rs );
370 rc = rs->sr_err = LDAP_CONSTRAINT_VIOLATION;
371 send_ldap_error( op, rs, rc, "no static subordinate entries allowed for dynamicObject" );
375 be_entry_release_r( op, e );
376 if ( rc != LDAP_SUCCESS ) {
380 op->o_bd->bd_info = bi;
383 /* handle dynamic object operational attr(s) */
384 if ( is_dynamicObject ) {
386 char ttlbuf[] = "31557600";
387 char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
390 if ( !be_isroot_dn( op->o_bd, &op->o_req_ndn ) ) {
391 ldap_pvt_thread_mutex_lock( &di->di_mutex );
392 rs->sr_err = ( di->di_max_dynamicObjects &&
393 di->di_num_dynamicObjects >= di->di_max_dynamicObjects );
394 ldap_pvt_thread_mutex_unlock( &di->di_mutex );
396 op->o_bd->bd_info = (BackendInfo *)on->on_info;
397 send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
398 "too many dynamicObjects in context" );
403 ttl = DDS_DEFAULT_TTL( di );
405 assert( ttl <= DDS_RF2589_MAX_TTL );
408 bv.bv_len = snprintf( ttlbuf, sizeof( ttlbuf ), "%ld", ttl );
410 /* FIXME: apparently, values in op->ora_e are malloc'ed
411 * on the thread's slab; works fine by chance,
412 * only because the attribute doesn't exist yet. */
413 assert( attr_find( op->ora_e->e_attrs, slap_schema.si_ad_entryTtl ) == NULL );
414 attr_merge_one( op->ora_e, slap_schema.si_ad_entryTtl, &bv, &bv );
416 expire = slap_get_time() + ttl;
418 bv.bv_len = sizeof( tsbuf );
419 slap_timestamp( &expire, &bv );
420 assert( attr_find( op->ora_e->e_attrs, ad_entryExpireTimestamp ) == NULL );
421 attr_merge_one( op->ora_e, ad_entryExpireTimestamp, &bv, &bv );
423 /* if required, install counter callback */
424 if ( di->di_max_dynamicObjects > 0) {
427 sc = op->o_tmpalloc( sizeof( slap_callback ), op->o_tmpmemctx );
428 sc->sc_cleanup = dds_freeit_cb;
429 sc->sc_response = dds_counter_cb;
431 sc->sc_next = op->o_callback;
437 return SLAP_CB_CONTINUE;
441 dds_op_delete( Operation *op, SlapReply *rs )
443 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
444 dds_info_t *di = on->on_bi.bi_private;
446 /* if required, install counter callback */
447 if ( !DDS_OFF( di ) && di->di_max_dynamicObjects > 0 ) {
449 BackendInfo *bi = op->o_bd->bd_info;
451 op->o_bd->bd_info = (BackendInfo *)on->on_info;
452 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
453 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
455 /* FIXME: couldn't the entry be added before deletion? */
456 if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
459 be_entry_release_r( op, e );
462 sc = op->o_tmpalloc( sizeof( slap_callback ), op->o_tmpmemctx );
463 sc->sc_cleanup = dds_freeit_cb;
464 sc->sc_response = dds_counter_cb;
466 sc->sc_next = op->o_callback;
470 op->o_bd->bd_info = bi;
473 return SLAP_CB_CONTINUE;
477 dds_op_modify( Operation *op, SlapReply *rs )
479 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
480 dds_info_t *di = (dds_info_t *)on->on_bi.bi_private;
483 BackendInfo *bi = op->o_bd->bd_info;
484 int was_dynamicObject = 0,
485 is_dynamicObject = 0;
486 struct berval bv_entryTtl = BER_BVNULL;
488 char textbuf[ SLAP_TEXT_BUFLEN ];
490 if ( DDS_OFF( di ) ) {
491 return SLAP_CB_CONTINUE;
494 /* bv_entryTtl stores the string representation of the entryTtl
495 * across modifies for consistency checks of the final value;
496 * the bv_val points to a static buffer; the bv_len is zero when
497 * the attribute is deleted.
498 * entryTtl stores the integer representation of the entryTtl;
499 * its value is -1 when the attribute is deleted; it is 0 only
500 * if no modifications of the entryTtl occurred, as an entryTtl
501 * of 0 is invalid. */
502 bv_entryTtl.bv_val = textbuf;
504 op->o_bd->bd_info = (BackendInfo *)on->on_info;
505 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
506 slap_schema.si_oc_dynamicObject, slap_schema.si_ad_entryTtl, 0, &e );
507 if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
508 Attribute *a = attr_find( e->e_attrs, slap_schema.si_ad_entryTtl );
510 /* the value of the entryTtl is saved for later checks */
515 bv_entryTtl.bv_len = a->a_nvals[ 0 ].bv_len;
516 AC_MEMCPY( bv_entryTtl.bv_val, a->a_nvals[ 0 ].bv_val, bv_entryTtl.bv_len );
517 bv_entryTtl.bv_val[ bv_entryTtl.bv_len ] = '\0';
518 rc = lutil_atoul( &ttl, bv_entryTtl.bv_val );
520 entryTtl = (time_t)ttl;
523 be_entry_release_r( op, e );
525 was_dynamicObject = is_dynamicObject = 1;
527 op->o_bd->bd_info = bi;
529 rs->sr_err = LDAP_SUCCESS;
530 for ( mod = op->orm_modlist; mod; mod = mod->sml_next ) {
531 if ( mod->sml_desc == slap_schema.si_ad_objectClass ) {
535 switch ( mod->sml_op ) {
536 case LDAP_MOD_DELETE:
537 if ( mod->sml_values == NULL ) {
538 is_dynamicObject = 0;
542 for ( i = 0; !BER_BVISNULL( &mod->sml_values[ i ] ); i++ ) {
543 oc = oc_bvfind( &mod->sml_values[ i ] );
544 if ( oc == slap_schema.si_oc_dynamicObject ) {
545 is_dynamicObject = 0;
552 case LDAP_MOD_REPLACE:
553 if ( mod->sml_values == NULL ) {
554 is_dynamicObject = 0;
560 for ( i = 0; !BER_BVISNULL( &mod->sml_values[ i ] ); i++ ) {
561 oc = oc_bvfind( &mod->sml_values[ i ] );
562 if ( oc == slap_schema.si_oc_dynamicObject ) {
563 is_dynamicObject = 1;
570 } else if ( mod->sml_desc == slap_schema.si_ad_entryTtl ) {
574 switch ( mod->sml_op ) {
575 case LDAP_MOD_DELETE:
576 if ( mod->sml_values != NULL ) {
577 if ( BER_BVISEMPTY( &bv_entryTtl )
578 || !bvmatch( &bv_entryTtl, &mod->sml_values[ 0 ] ) )
580 rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
581 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
582 if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
583 rs->sr_err = LDAP_NO_SUCH_OBJECT;
586 rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
591 bv_entryTtl.bv_len = 0;
595 case LDAP_MOD_REPLACE:
596 bv_entryTtl.bv_len = 0;
600 case SLAP_MOD_SOFTADD: /* FIXME? */
602 assert( mod->sml_values != NULL );
603 assert( BER_BVISNULL( &mod->sml_values[ 1 ] ) );
605 if ( !BER_BVISEMPTY( &bv_entryTtl ) ) {
606 rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
607 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
608 if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
609 rs->sr_err = LDAP_NO_SUCH_OBJECT;
612 rs->sr_text = "attribute 'entryTtl' cannot have multiple values";
613 rs->sr_err = LDAP_CONSTRAINT_VIOLATION;
618 rc = lutil_atoul( &ttl, mod->sml_values[ 0 ].bv_val );
620 if ( ttl > DDS_RF2589_MAX_TTL ) {
621 rs->sr_err = LDAP_PROTOCOL_ERROR;
622 rs->sr_text = "invalid time-to-live for dynamicObject";
626 if ( ttl <= 0 || ttl > di->di_max_ttl ) {
627 /* FIXME: I don't understand if this has to be an error,
628 * or an indication that the requested Ttl has been
629 * shortened to di->di_max_ttl >= 1 day */
630 rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
631 rs->sr_text = "time-to-live for dynamicObject exceeds administrative limit";
635 entryTtl = (time_t)ttl;
636 bv_entryTtl.bv_len = mod->sml_values[ 0 ].bv_len;
637 AC_MEMCPY( bv_entryTtl.bv_val, mod->sml_values[ 0 ].bv_val, bv_entryTtl.bv_len );
638 bv_entryTtl.bv_val[ bv_entryTtl.bv_len ] = '\0';
641 case LDAP_MOD_INCREMENT:
642 if ( BER_BVISEMPTY( &bv_entryTtl ) ) {
643 rs->sr_err = backend_attribute( op, NULL, &op->o_req_ndn,
644 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
645 if ( rs->sr_err == LDAP_INSUFFICIENT_ACCESS ) {
646 rs->sr_err = LDAP_NO_SUCH_OBJECT;
649 rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
650 rs->sr_text = "modify/increment: entryTtl: no such attribute";
656 if ( entryTtl > DDS_RF2589_MAX_TTL ) {
657 rs->sr_err = LDAP_PROTOCOL_ERROR;
658 rs->sr_text = "invalid time-to-live for dynamicObject";
660 } else if ( entryTtl <= 0 || entryTtl > di->di_max_ttl ) {
661 /* FIXME: I don't understand if this has to be an error,
662 * or an indication that the requested Ttl has been
663 * shortened to di->di_max_ttl >= 1 day */
664 rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
665 rs->sr_text = "time-to-live for dynamicObject exceeds administrative limit";
668 if ( rs->sr_err != LDAP_SUCCESS ) {
669 rc = backend_attribute( op, NULL, &op->o_req_ndn,
670 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
671 if ( rc == LDAP_INSUFFICIENT_ACCESS ) {
673 rs->sr_err = LDAP_NO_SUCH_OBJECT;
679 bv_entryTtl.bv_len = snprintf( textbuf, sizeof( textbuf ), "%ld", entryTtl );
687 } else if ( mod->sml_desc == ad_entryExpireTimestamp ) {
688 /* should have been trapped earlier */
689 assert( mod->sml_flags & SLAP_MOD_INTERNAL );
694 if ( rs->sr_err == LDAP_SUCCESS ) {
697 /* FIXME: this could be allowed when the Relax control is used...
703 * entryTtl must be provided; add
704 * entryExpireTimestamp accordingly
707 * entryTtl must be removed; remove
708 * entryTimestamp accordingly
710 * ... but we need to make sure that there are no subordinate
713 rc = is_dynamicObject - was_dynamicObject;
715 #if 0 /* fix subordinate issues first */
716 if ( get_relax( op ) ) {
719 /* need to delete entryTtl to have a consistent entry */
720 if ( entryTtl != -1 ) {
721 rs->sr_text = "objectClass modification from dynamicObject to static entry requires entryTtl deletion";
722 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
727 /* need to add entryTtl to have a consistent entry */
728 if ( entryTtl <= 0 ) {
729 rs->sr_text = "objectClass modification from static entry to dynamicObject requires entryTtl addition";
730 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
740 rs->sr_text = "objectClass modification cannot turn dynamicObject into static entry";
744 rs->sr_text = "objectClass modification cannot turn static entry into dynamicObject";
747 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
750 if ( rc != LDAP_SUCCESS ) {
751 rc = backend_attribute( op, NULL, &op->o_req_ndn,
752 slap_schema.si_ad_entry, NULL, ACL_DISCLOSE );
753 if ( rc == LDAP_INSUFFICIENT_ACCESS ) {
755 rs->sr_err = LDAP_NO_SUCH_OBJECT;
761 if ( rs->sr_err == LDAP_SUCCESS && entryTtl != 0 ) {
762 Modifications *tmpmod = NULL, **modp;
764 for ( modp = &op->orm_modlist; *modp; modp = &(*modp)->sml_next )
767 tmpmod = ch_calloc( 1, sizeof( Modifications ) );
768 tmpmod->sml_flags = SLAP_MOD_INTERNAL;
769 tmpmod->sml_type = ad_entryExpireTimestamp->ad_cname;
770 tmpmod->sml_desc = ad_entryExpireTimestamp;
774 if ( entryTtl == -1 ) {
775 /* delete entryExpireTimestamp */
776 tmpmod->sml_op = LDAP_MOD_DELETE;
780 char tsbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
783 /* keep entryExpireTimestamp consistent
785 expire = slap_get_time() + entryTtl;
787 bv.bv_len = sizeof( tsbuf );
788 slap_timestamp( &expire, &bv );
790 tmpmod->sml_op = LDAP_MOD_REPLACE;
791 value_add_one( &tmpmod->sml_values, &bv );
792 value_add_one( &tmpmod->sml_nvalues, &bv );
797 op->o_bd->bd_info = (BackendInfo *)on->on_info;
798 send_ldap_result( op, rs );
802 return SLAP_CB_CONTINUE;
806 dds_op_rename( Operation *op, SlapReply *rs )
808 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
809 dds_info_t *di = on->on_bi.bi_private;
811 if ( DDS_OFF( di ) ) {
812 return SLAP_CB_CONTINUE;
815 /* we don't allow dynamicObjects to have static subordinates */
816 if ( op->orr_nnewSup != NULL ) {
818 BackendInfo *bi = op->o_bd->bd_info;
819 int is_dynamicObject = 0,
822 rs->sr_err = LDAP_SUCCESS;
824 op->o_bd->bd_info = (BackendInfo *)on->on_info;
825 rc = be_entry_get_rw( op, &op->o_req_ndn,
826 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
827 if ( rc == LDAP_SUCCESS && e != NULL ) {
828 be_entry_release_r( op, e );
830 is_dynamicObject = 1;
833 rc = be_entry_get_rw( op, op->orr_nnewSup,
834 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
835 if ( rc == LDAP_SUCCESS && e != NULL ) {
836 if ( !is_dynamicObject ) {
837 /* return referral only if "disclose"
838 * is granted on the object */
839 if ( ! access_allowed( op, e,
840 slap_schema.si_ad_entry,
841 NULL, ACL_DISCLOSE, NULL ) )
843 rs->sr_err = LDAP_NO_SUCH_OBJECT;
844 send_ldap_result( op, rs );
847 send_ldap_error( op, rs, LDAP_CONSTRAINT_VIOLATION,
848 "static entry cannot have dynamicObject as newSuperior" );
851 be_entry_release_r( op, e );
853 op->o_bd->bd_info = bi;
854 if ( rs->sr_err != LDAP_SUCCESS ) {
859 return SLAP_CB_CONTINUE;
870 int rc = LDAP_SUCCESS;
873 BerElementBuffer berbuf;
874 BerElement *ber = (BerElement *)&berbuf;
875 struct berval reqdata = BER_BVNULL;
884 if ( in == NULL || in->bv_len == 0 ) {
885 *text = "empty request data field in refresh exop";
886 return LDAP_PROTOCOL_ERROR;
889 ber_dupbv_x( &reqdata, in, ctx );
891 /* ber_init2 uses reqdata directly, doesn't allocate new buffers */
892 ber_init2( ber, &reqdata, 0 );
894 tag = ber_scanf( ber, "{" /*}*/ );
896 if ( tag == LBER_ERROR ) {
897 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
898 "slap_parse_refresh: decoding error.\n" );
902 tag = ber_peek_tag( ber, &len );
903 if ( tag != LDAP_TAG_EXOP_REFRESH_REQ_DN ) {
904 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
905 "slap_parse_refresh: decoding error.\n" );
912 tag = ber_scanf( ber, "m", &dn );
913 if ( tag == LBER_ERROR ) {
914 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
915 "slap_parse_refresh: DN parse failed.\n" );
919 rc = dnNormalize( 0, NULL, NULL, &dn, ndn, ctx );
920 if ( rc != LDAP_SUCCESS ) {
921 *text = "invalid DN in refresh exop request data";
926 tag = ber_scanf( ber, "x" /* "m" */ );
927 if ( tag == LBER_DEFAULT ) {
932 tag = ber_peek_tag( ber, &len );
934 if ( tag != LDAP_TAG_EXOP_REFRESH_REQ_TTL ) {
935 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
936 "slap_parse_refresh: decoding error.\n" );
940 tag = ber_scanf( ber, "i", &tmp );
941 if ( tag == LBER_ERROR ) {
942 Log0( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
943 "slap_parse_refresh: TTL parse failed.\n" );
951 tag = ber_peek_tag( ber, &len );
955 Log1( LDAP_DEBUG_TRACE, LDAP_LEVEL_ERR,
956 "slap_parse_refresh: decoding error, len=%ld\n",
958 rc = LDAP_PROTOCOL_ERROR;
959 *text = "data decoding error";
962 if ( ndn && !BER_BVISNULL( ndn ) ) {
963 slap_sl_free( ndn->bv_val, ctx );
968 if ( !BER_BVISNULL( &reqdata ) ) {
969 ber_memfree_x( reqdata.bv_val, ctx );
976 dds_op_extended( Operation *op, SlapReply *rs )
978 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
979 dds_info_t *di = on->on_bi.bi_private;
981 if ( DDS_OFF( di ) ) {
982 return SLAP_CB_CONTINUE;
985 if ( bvmatch( &op->ore_reqoid, &slap_EXOP_REFRESH ) ) {
988 BackendDB db = *op->o_bd;
989 SlapReply rs2 = { REP_RESULT };
991 slap_callback sc = { 0 };
992 slap_callback sc2 = { 0 };
993 Modifications ttlmod = { { 0 } };
994 struct berval ttlvalues[ 2 ];
995 char ttlbuf[] = "31557600";
997 rs->sr_err = slap_parse_refresh( op->ore_reqdata, NULL, &ttl,
998 &rs->sr_text, NULL );
999 assert( rs->sr_err == LDAP_SUCCESS );
1001 if ( ttl <= 0 || ttl > DDS_RF2589_MAX_TTL ) {
1002 rs->sr_err = LDAP_PROTOCOL_ERROR;
1003 rs->sr_text = "invalid time-to-live for dynamicObject";
1007 if ( ttl > di->di_max_ttl ) {
1008 /* FIXME: I don't understand if this has to be an error,
1009 * or an indication that the requested Ttl has been
1010 * shortened to di->di_max_ttl >= 1 day */
1011 rs->sr_err = LDAP_SIZELIMIT_EXCEEDED;
1012 rs->sr_text = "time-to-live for dynamicObject exceeds limit";
1016 if ( di->di_min_ttl && ttl < di->di_min_ttl ) {
1017 ttl = di->di_min_ttl;
1020 /* This does not apply to multi-master case */
1021 if ( !( !SLAP_SINGLE_SHADOW( op->o_bd ) || be_isupdate( op ) ) ) {
1022 /* we SHOULD return a referral in this case */
1023 BerVarray defref = op->o_bd->be_update_refs
1024 ? op->o_bd->be_update_refs : default_referral;
1026 if ( defref != NULL ) {
1027 rs->sr_ref = referral_rewrite( op->o_bd->be_update_refs,
1028 NULL, NULL, LDAP_SCOPE_DEFAULT );
1030 rs->sr_flags |= REP_REF_MUSTBEFREED;
1032 rs->sr_ref = defref;
1034 rs->sr_err = LDAP_REFERRAL;
1037 rs->sr_text = "shadow context; no update referral";
1038 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
1044 assert( !BER_BVISNULL( &op->o_req_ndn ) );
1048 /* check if exists but not dynamicObject */
1049 op->o_bd->bd_info = (BackendInfo *)on->on_info;
1050 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
1051 slap_schema.si_oc_dynamicObject, NULL, 0, &e );
1052 if ( rs->sr_err != LDAP_SUCCESS ) {
1053 rs->sr_err = be_entry_get_rw( op, &op->o_req_ndn,
1054 NULL, NULL, 0, &e );
1055 if ( rs->sr_err == LDAP_SUCCESS && e != NULL ) {
1056 /* return referral only if "disclose"
1057 * is granted on the object */
1058 if ( ! access_allowed( op, e,
1059 slap_schema.si_ad_entry,
1060 NULL, ACL_DISCLOSE, NULL ) )
1062 rs->sr_err = LDAP_NO_SUCH_OBJECT;
1065 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
1066 rs->sr_text = "refresh operation only applies to dynamic objects";
1068 be_entry_release_r( op, e );
1071 rs->sr_err = LDAP_NO_SUCH_OBJECT;
1075 } else if ( e != NULL ) {
1076 be_entry_release_r( op, e );
1079 /* we require manage privileges on the entryTtl,
1080 * and fake a Relax control */
1081 op2.o_tag = LDAP_REQ_MODIFY;
1083 db.bd_info = (BackendInfo *)on->on_info;
1084 op2.o_callback = ≻
1085 sc.sc_response = slap_replog_cb;
1087 sc2.sc_response = slap_null_cb;
1088 op2.o_relax = SLAP_CONTROL_CRITICAL;
1089 op2.orm_modlist = &ttlmod;
1091 ttlmod.sml_op = LDAP_MOD_REPLACE;
1092 ttlmod.sml_flags = SLAP_MOD_MANAGING;
1093 ttlmod.sml_desc = slap_schema.si_ad_entryTtl;
1094 ttlmod.sml_values = ttlvalues;
1095 ttlvalues[ 0 ].bv_val = ttlbuf;
1096 ttlvalues[ 0 ].bv_len = snprintf( ttlbuf, sizeof( ttlbuf ), "%ld", ttl );
1097 BER_BVZERO( &ttlvalues[ 1 ] );
1099 /* the entryExpireTimestamp is added by modify */
1100 rs->sr_err = op2.o_bd->be_modify( &op2, &rs2 );
1102 if ( ttlmod.sml_next != NULL ) {
1103 slap_mods_free( ttlmod.sml_next, 1 );
1106 if ( rs->sr_err == LDAP_SUCCESS ) {
1108 BerElementBuffer berbuf;
1109 BerElement *ber = (BerElement *)&berbuf;
1111 if ( rs->sr_err == LDAP_SUCCESS ) {
1112 ber_init_w_nullc( ber, LBER_USE_DER );
1114 rc = ber_printf( ber, "{tiN}", LDAP_TAG_EXOP_REFRESH_RES_TTL, (int)ttl );
1117 rs->sr_err = LDAP_OTHER;
1118 rs->sr_text = "internal error";
1121 (void)ber_flatten( ber, &rs->sr_rspdata );
1122 rs->sr_rspoid = ch_strdup( slap_EXOP_REFRESH.bv_val );
1124 Log3( LDAP_DEBUG_TRACE, LDAP_LEVEL_INFO,
1125 "%s REFRESH dn=\"%s\" TTL=%ld\n",
1126 op->o_log_prefix, op->o_req_ndn.bv_val, ttl );
1129 ber_free_buf( ber );
1136 return SLAP_CB_CONTINUE;
1151 static ConfigDriver dds_cfgen;
1153 static ConfigLDAPadd dds_ldadd;
1154 static ConfigCfAdd dds_cfadd;
1157 static ConfigTable dds_cfg[] = {
1158 { "dds-state", "on|off",
1159 2, 2, 0, ARG_MAGIC|ARG_ON_OFF|DDS_STATE, dds_cfgen,
1160 "( OLcfgOvAt:9.1 NAME 'olcDDSstate' "
1161 "DESC 'RFC2589 Dynamic directory services state' "
1162 "SYNTAX OMsBoolean "
1163 "SINGLE-VALUE )", NULL, NULL },
1164 { "dds-max-ttl", "ttl",
1165 2, 2, 0, ARG_MAGIC|DDS_MAXTTL, dds_cfgen,
1166 "( OLcfgOvAt:9.2 NAME 'olcDDSmaxTtl' "
1167 "DESC 'RFC2589 Dynamic directory services max TTL' "
1168 "SYNTAX OMsDirectoryString "
1169 "SINGLE-VALUE )", NULL, NULL },
1170 { "dds-min-ttl", "ttl",
1171 2, 2, 0, ARG_MAGIC|DDS_MINTTL, dds_cfgen,
1172 "( OLcfgOvAt:9.3 NAME 'olcDDSminTtl' "
1173 "DESC 'RFC2589 Dynamic directory services min TTL' "
1174 "SYNTAX OMsDirectoryString "
1175 "SINGLE-VALUE )", NULL, NULL },
1176 { "dds-default-ttl", "ttl",
1177 2, 2, 0, ARG_MAGIC|DDS_DEFAULTTTL, dds_cfgen,
1178 "( OLcfgOvAt:9.4 NAME 'olcDDSdefaultTtl' "
1179 "DESC 'RFC2589 Dynamic directory services default TTL' "
1180 "SYNTAX OMsDirectoryString "
1181 "SINGLE-VALUE )", NULL, NULL },
1182 { "dds-interval", "interval",
1183 2, 2, 0, ARG_MAGIC|DDS_INTERVAL, dds_cfgen,
1184 "( OLcfgOvAt:9.5 NAME 'olcDDSinterval' "
1185 "DESC 'RFC2589 Dynamic directory services expiration "
1186 "task run interval' "
1187 "SYNTAX OMsDirectoryString "
1188 "SINGLE-VALUE )", NULL, NULL },
1189 { "dds-tolerance", "ttl",
1190 2, 2, 0, ARG_MAGIC|DDS_TOLERANCE, dds_cfgen,
1191 "( OLcfgOvAt:9.6 NAME 'olcDDStolerance' "
1192 "DESC 'RFC2589 Dynamic directory services additional "
1193 "TTL in expiration scheduling' "
1194 "SYNTAX OMsDirectoryString "
1195 "SINGLE-VALUE )", NULL, NULL },
1196 { "dds-max-dynamicObjects", "num",
1197 2, 2, 0, ARG_MAGIC|ARG_INT|DDS_MAXDYNAMICOBJS, dds_cfgen,
1198 "( OLcfgOvAt:9.7 NAME 'olcDDSmaxDynamicObjects' "
1199 "DESC 'RFC2589 Dynamic directory services max number of dynamic objects' "
1200 "SYNTAX OMsInteger "
1201 "SINGLE-VALUE )", NULL, NULL },
1202 { NULL, NULL, 0, 0, 0, ARG_IGNORED }
1205 static ConfigOCs dds_ocs[] = {
1206 { "( OLcfgOvOc:9.1 "
1207 "NAME 'olcDDSConfig' "
1208 "DESC 'RFC2589 Dynamic directory services configuration' "
1209 "SUP olcOverlayConfig "
1214 "$ olcDDSdefaultTtl "
1216 "$ olcDDStolerance "
1217 "$ olcDDSmaxDynamicObjects "
1219 ")", Cft_Overlay, dds_cfg, NULL, NULL /* dds_cfadd */ },
1225 dds_ldadd( CfEntryInfo *p, Entry *e, ConfigArgs *ca )
1227 return LDAP_SUCCESS;
1231 dds_cfadd( Operation *op, SlapReply *rs, Entry *p, ConfigArgs *ca )
1238 dds_cfgen( ConfigArgs *c )
1240 slap_overinst *on = (slap_overinst *)c->bi;
1241 dds_info_t *di = on->on_bi.bi_private;
1246 if ( c->op == SLAP_CONFIG_EMIT ) {
1247 char buf[ SLAP_TEXT_BUFLEN ];
1252 c->value_int = !DDS_OFF( di );
1256 lutil_unparse_time( buf, sizeof( buf ), di->di_max_ttl );
1257 ber_str2bv( buf, 0, 0, &bv );
1258 value_add_one( &c->rvalue_vals, &bv );
1262 if ( di->di_min_ttl ) {
1263 lutil_unparse_time( buf, sizeof( buf ), di->di_min_ttl );
1264 ber_str2bv( buf, 0, 0, &bv );
1265 value_add_one( &c->rvalue_vals, &bv );
1272 case DDS_DEFAULTTTL:
1273 if ( di->di_default_ttl ) {
1274 lutil_unparse_time( buf, sizeof( buf ), di->di_default_ttl );
1275 ber_str2bv( buf, 0, 0, &bv );
1276 value_add_one( &c->rvalue_vals, &bv );
1284 if ( di->di_interval ) {
1285 lutil_unparse_time( buf, sizeof( buf ), di->di_interval );
1286 ber_str2bv( buf, 0, 0, &bv );
1287 value_add_one( &c->rvalue_vals, &bv );
1295 if ( di->di_tolerance ) {
1296 lutil_unparse_time( buf, sizeof( buf ), di->di_tolerance );
1297 ber_str2bv( buf, 0, 0, &bv );
1298 value_add_one( &c->rvalue_vals, &bv );
1305 case DDS_MAXDYNAMICOBJS:
1306 if ( di->di_max_dynamicObjects > 0 ) {
1307 c->value_int = di->di_max_dynamicObjects;
1321 } else if ( c->op == LDAP_MOD_DELETE ) {
1324 di->di_flags &= ~DDS_FOFF;
1328 di->di_min_ttl = DDS_RF2589_DEFAULT_TTL;
1335 case DDS_DEFAULTTTL:
1336 di->di_default_ttl = 0;
1340 di->di_interval = 0;
1344 di->di_tolerance = 0;
1347 case DDS_MAXDYNAMICOBJS:
1348 di->di_max_dynamicObjects = 0;
1359 switch ( c->type ) {
1361 if ( c->value_int ) {
1362 di->di_flags &= ~DDS_FOFF;
1365 di->di_flags |= DDS_FOFF;
1370 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1371 snprintf( c->msg, sizeof( c->msg),
1372 "DDS unable to parse dds-max-ttl \"%s\"",
1374 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1375 "%s: %s.\n", c->log, c->msg );
1379 if ( t < DDS_RF2589_DEFAULT_TTL || t > DDS_RF2589_MAX_TTL ) {
1380 snprintf( c->msg, sizeof( c->msg ),
1381 "DDS invalid dds-max-ttl=%ld; must be between %d and %d",
1382 t, DDS_RF2589_DEFAULT_TTL, DDS_RF2589_MAX_TTL );
1383 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1384 "%s: %s.\n", c->log, c->msg );
1388 di->di_max_ttl = (time_t)t;
1392 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1393 snprintf( c->msg, sizeof( c->msg),
1394 "DDS unable to parse dds-min-ttl \"%s\"",
1396 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1397 "%s: %s.\n", c->log, c->msg );
1401 if ( t < 0 || t > DDS_RF2589_MAX_TTL ) {
1402 snprintf( c->msg, sizeof( c->msg ),
1403 "DDS invalid dds-min-ttl=%ld",
1405 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1406 "%s: %s.\n", c->log, c->msg );
1411 di->di_min_ttl = DDS_RF2589_DEFAULT_TTL;
1414 di->di_min_ttl = (time_t)t;
1418 case DDS_DEFAULTTTL:
1419 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1420 snprintf( c->msg, sizeof( c->msg),
1421 "DDS unable to parse dds-default-ttl \"%s\"",
1423 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1424 "%s: %s.\n", c->log, c->msg );
1428 if ( t < 0 || t > DDS_RF2589_MAX_TTL ) {
1429 snprintf( c->msg, sizeof( c->msg ),
1430 "DDS invalid dds-default-ttl=%ld",
1432 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1433 "%s: %s.\n", c->log, c->msg );
1438 di->di_default_ttl = DDS_RF2589_DEFAULT_TTL;
1441 di->di_default_ttl = (time_t)t;
1446 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1447 snprintf( c->msg, sizeof( c->msg),
1448 "DDS unable to parse dds-interval \"%s\"",
1450 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1451 "%s: %s.\n", c->log, c->msg );
1456 snprintf( c->msg, sizeof( c->msg ),
1457 "DDS invalid dds-interval=%ld",
1459 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1460 "%s: %s.\n", c->log, c->msg );
1465 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_NOTICE,
1466 "%s: dds-interval=%lu may be too small.\n",
1470 di->di_interval = (time_t)t;
1471 if ( di->di_expire_task ) {
1472 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1473 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, di->di_expire_task ) ) {
1474 ldap_pvt_runqueue_stoptask( &slapd_rq, di->di_expire_task );
1476 di->di_expire_task->interval.tv_sec = DDS_INTERVAL( di );
1477 ldap_pvt_runqueue_resched( &slapd_rq, di->di_expire_task, 0 );
1478 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1483 if ( lutil_parse_time( c->argv[ 1 ], &t ) != 0 ) {
1484 snprintf( c->msg, sizeof( c->msg),
1485 "DDS unable to parse dds-tolerance \"%s\"",
1487 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1488 "%s: %s.\n", c->log, c->msg );
1492 if ( t < 0 || t > DDS_RF2589_MAX_TTL ) {
1493 snprintf( c->msg, sizeof( c->msg ),
1494 "DDS invalid dds-tolerance=%ld",
1496 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1497 "%s: %s.\n", c->log, c->msg );
1501 di->di_tolerance = (time_t)t;
1504 case DDS_MAXDYNAMICOBJS:
1505 if ( c->value_int < 0 ) {
1506 snprintf( c->msg, sizeof( c->msg ),
1507 "DDS invalid dds-max-dynamicObjects=%d", c->value_int );
1508 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1509 "%s: %s.\n", c->log, c->msg );
1512 di->di_max_dynamicObjects = c->value_int;
1527 slap_overinst *on = (slap_overinst *)be->bd_info;
1529 BackendInfo *bi = on->on_info->oi_orig;
1531 if ( SLAP_ISGLOBALOVERLAY( be ) ) {
1532 Log0( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1533 "DDS cannot be used as global overlay.\n" );
1537 /* check support for required functions */
1538 /* FIXME: some could be provided by other overlays in between */
1539 if ( bi->bi_op_add == NULL /* object creation */
1540 || bi->bi_op_delete == NULL /* object deletion */
1541 || bi->bi_op_modify == NULL /* object refresh */
1542 || bi->bi_op_search == NULL /* object expiration */
1543 || bi->bi_entry_get_rw == NULL ) /* object type/existence checking */
1545 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1546 "DDS backend \"%s\" does not provide "
1547 "required functionality.\n",
1552 di = (dds_info_t *)ch_calloc( 1, sizeof( dds_info_t ) );
1553 on->on_bi.bi_private = di;
1555 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1556 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1558 ldap_pvt_thread_mutex_init( &di->di_mutex );
1560 SLAP_DBFLAGS( be ) |= SLAP_DBFLAG_DYNAMIC;
1565 /* adds dynamicSubtrees to root DSE */
1567 dds_entry_info( void *arg, Entry *e )
1569 dds_info_t *di = (dds_info_t *)arg;
1571 attr_merge( e, slap_schema.si_ad_dynamicSubtrees,
1572 di->di_suffix, di->di_nsuffix );
1577 /* callback that counts the returned entries, since the search
1578 * does not get to the point in slap_send_search_entries where
1579 * the actual count occurs */
1581 dds_count_cb( Operation *op, SlapReply *rs )
1583 int *nump = (int *)op->o_callback->sc_private;
1585 switch ( rs->sr_type ) {
1601 /* count dynamic objects existing in the database at startup */
1603 dds_count( void *ctx, BackendDB *be )
1605 slap_overinst *on = (slap_overinst *)be->bd_info;
1606 dds_info_t *di = (dds_info_t *)on->on_bi.bi_private;
1608 Connection conn = { 0 };
1609 OperationBuffer opbuf;
1611 slap_callback sc = { 0 };
1612 SlapReply rs = { REP_RESULT };
1614 op = (Operation *)&opbuf;
1615 connection_fake_init( &conn, op, ctx );
1617 op->o_tag = LDAP_REQ_SEARCH;
1618 memset( &op->oq_search, 0, sizeof( op->oq_search ) );
1622 op->o_req_dn = op->o_bd->be_suffix[ 0 ];
1623 op->o_req_ndn = op->o_bd->be_nsuffix[ 0 ];
1625 op->o_dn = op->o_bd->be_rootdn;
1626 op->o_ndn = op->o_bd->be_rootndn;
1628 op->ors_scope = LDAP_SCOPE_SUBTREE;
1629 op->ors_tlimit = SLAP_NO_LIMIT;
1630 op->ors_slimit = SLAP_NO_LIMIT;
1631 op->ors_attrs = slap_anlist_no_attrs;
1633 op->ors_filterstr.bv_len = STRLENOF( "(objectClass=" ")" )
1634 + slap_schema.si_oc_dynamicObject->soc_cname.bv_len;
1635 op->ors_filterstr.bv_val = op->o_tmpalloc( op->ors_filterstr.bv_len + 1, op->o_tmpmemctx );
1636 snprintf( op->ors_filterstr.bv_val, op->ors_filterstr.bv_len + 1,
1638 slap_schema.si_oc_dynamicObject->soc_cname.bv_val );
1640 op->ors_filter = str2filter_x( op, op->ors_filterstr.bv_val );
1641 if ( op->ors_filter == NULL ) {
1642 rs.sr_err = LDAP_OTHER;
1646 op->o_callback = ≻
1647 sc.sc_response = dds_count_cb;
1648 sc.sc_private = &di->di_num_dynamicObjects;
1650 op->o_bd->bd_info = (BackendInfo *)on->on_info;
1651 (void)op->o_bd->bd_info->bi_op_search( op, &rs );
1652 op->o_bd->bd_info = (BackendInfo *)on;
1655 op->o_tmpfree( op->ors_filterstr.bv_val, op->o_tmpmemctx );
1656 filter_free_x( op, op->ors_filter );
1658 if ( rs.sr_err == LDAP_SUCCESS ) {
1659 Log1( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
1660 "DDS non-expired=%d\n",
1661 di->di_num_dynamicObjects );
1664 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1665 "DDS non-expired objects lookup failed err=%d\n",
1676 slap_overinst *on = (slap_overinst *)be->bd_info;
1677 dds_info_t *di = on->on_bi.bi_private;
1679 void *thrctx = ldap_pvt_thread_pool_context();
1681 if ( DDS_OFF( di ) ) {
1685 if ( SLAP_SINGLE_SHADOW( be ) ) {
1686 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1687 "DDS incompatible with shadow database \"%s\".\n",
1688 be->be_suffix[ 0 ].bv_val );
1692 if ( di->di_max_ttl == 0 ) {
1693 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1696 if ( di->di_min_ttl == 0 ) {
1697 di->di_max_ttl = DDS_RF2589_DEFAULT_TTL;
1700 di->di_suffix = be->be_suffix;
1701 di->di_nsuffix = be->be_nsuffix;
1703 /* ... so that count, if required, is accurate */
1704 if ( di->di_max_dynamicObjects > 0 ) {
1705 /* force deletion of expired entries... */
1706 be->bd_info = (BackendInfo *)on->on_info;
1707 rc = dds_expire( thrctx, di );
1708 be->bd_info = (BackendInfo *)on;
1709 if ( rc != LDAP_SUCCESS ) {
1714 rc = dds_count( thrctx, be );
1715 if ( rc != LDAP_SUCCESS ) {
1721 /* start expire task */
1722 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1723 di->di_expire_task = ldap_pvt_runqueue_insert( &slapd_rq,
1725 dds_expire_fn, di, "dds_expire_fn",
1726 be->be_suffix[ 0 ].bv_val );
1727 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1729 /* register dinamicSubtrees root DSE info support */
1730 rc = entry_info_register( dds_entry_info, (void *)di );
1733 ldap_pvt_thread_pool_context_reset( thrctx );
1742 slap_overinst *on = (slap_overinst *)be->bd_info;
1743 dds_info_t *di = on->on_bi.bi_private;
1745 /* stop expire task */
1746 if ( di && di->di_expire_task ) {
1747 ldap_pvt_thread_mutex_lock( &slapd_rq.rq_mutex );
1748 if ( ldap_pvt_runqueue_isrunning( &slapd_rq, di->di_expire_task ) ) {
1749 ldap_pvt_runqueue_stoptask( &slapd_rq, di->di_expire_task );
1751 ldap_pvt_runqueue_remove( &slapd_rq, di->di_expire_task );
1752 ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
1755 (void)entry_info_unregister( dds_entry_info, (void *)di );
1764 slap_overinst *on = (slap_overinst *)be->bd_info;
1765 dds_info_t *di = on->on_bi.bi_private;
1768 ldap_pvt_thread_mutex_destroy( &di->di_mutex );
1781 BackendDB *bd = op->o_bd;
1783 rs->sr_err = slap_parse_refresh( op->ore_reqdata, &op->o_req_ndn, NULL,
1784 &rs->sr_text, op->o_tmpmemctx );
1785 if ( rs->sr_err != LDAP_SUCCESS ) {
1789 Log2( LDAP_DEBUG_STATS, LDAP_LEVEL_INFO,
1790 "%s REFRESH dn=\"%s\"\n",
1791 op->o_log_prefix, op->o_req_ndn.bv_val );
1792 op->o_req_dn = op->o_req_ndn;
1794 op->o_bd = select_backend( &op->o_req_ndn, 0, 0 );
1795 if ( !SLAP_DYNAMIC( op->o_bd ) ) {
1796 send_ldap_error( op, rs, LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
1797 "backend does not support dynamic directory services" );
1801 rs->sr_err = backend_check_restrictions( op, rs,
1802 (struct berval *)&slap_EXOP_REFRESH );
1803 if ( rs->sr_err != LDAP_SUCCESS ) {
1807 if ( op->o_bd->be_extended == NULL ) {
1808 send_ldap_error( op, rs, LDAP_UNAVAILABLE_CRITICAL_EXTENSION,
1809 "backend does not support extended operations" );
1813 op->o_bd->be_extended( op, rs );
1816 if ( !BER_BVISNULL( &op->o_req_ndn ) ) {
1817 op->o_tmpfree( op->o_req_ndn.bv_val, op->o_tmpmemctx );
1818 BER_BVZERO( &op->o_req_ndn );
1819 BER_BVZERO( &op->o_req_dn );
1826 static slap_overinst dds;
1828 static int do_not_load_exop;
1829 static int do_not_replace_exop;
1830 static int do_not_load_schema;
1832 #if SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC
1834 #endif /* SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC */
1842 /* Make sure we don't exceed the bits reserved for userland */
1843 config_check_userland( DDS_LAST );
1845 if ( !do_not_load_schema ) {
1848 AttributeDescription **ad;
1850 { "( 1.3.6.1.4.1.4203.666.1.57 "
1851 "NAME ( 'entryExpireTimestamp' ) "
1852 "DESC 'RFC2589 OpenLDAP extension: expire time of a dynamic object, "
1853 "computed as now + entryTtl' "
1854 "EQUALITY generalizedTimeMatch "
1855 "ORDERING generalizedTimeOrderingMatch "
1856 "SYNTAX 1.3.6.1.4.1.1466.115.121.1.24 "
1858 "NO-USER-MODIFICATION "
1859 "USAGE dSAOperation )",
1860 &ad_entryExpireTimestamp },
1864 for ( i = 0; s_at[ i ].desc != NULL; i++ ) {
1865 code = register_at( s_at[ i ].desc, s_at[ i ].ad, 0 );
1867 Debug( LDAP_DEBUG_ANY,
1868 "dds_initialize: register_at failed\n", 0, 0, 0 );
1874 if ( !do_not_load_exop ) {
1875 rc = load_extop2( (struct berval *)&slap_EXOP_REFRESH,
1876 SLAP_EXOP_WRITES|SLAP_EXOP_HIDE, slap_exop_refresh,
1877 !do_not_replace_exop );
1878 if ( rc != LDAP_SUCCESS ) {
1879 Log1( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1880 "DDS unable to register refresh exop: %d.\n",
1886 dds.on_bi.bi_type = "dds";
1888 dds.on_bi.bi_db_init = dds_db_init;
1889 dds.on_bi.bi_db_open = dds_db_open;
1890 dds.on_bi.bi_db_close = dds_db_close;
1891 dds.on_bi.bi_db_destroy = dds_db_destroy;
1893 dds.on_bi.bi_op_add = dds_op_add;
1894 dds.on_bi.bi_op_delete = dds_op_delete;
1895 dds.on_bi.bi_op_modify = dds_op_modify;
1896 dds.on_bi.bi_op_modrdn = dds_op_rename;
1897 dds.on_bi.bi_extended = dds_op_extended;
1899 dds.on_bi.bi_cf_ocs = dds_ocs;
1901 rc = config_register_schema( dds_cfg, dds_ocs );
1906 return overlay_register( &dds );
1909 #if SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC
1911 init_module( int argc, char *argv[] )
1915 for ( i = 0; i < argc; i++ ) {
1916 char *arg = argv[ i ];
1919 if ( strncasecmp( arg, "no-", STRLENOF( "no-" ) ) == 0 ) {
1920 arg += STRLENOF( "no-" );
1924 if ( strcasecmp( arg, "exop" ) == 0 ) {
1925 do_not_load_exop = no;
1927 } else if ( strcasecmp( arg, "replace" ) == 0 ) {
1928 do_not_replace_exop = no;
1930 } else if ( strcasecmp( arg, "schema" ) == 0 ) {
1931 do_not_load_schema = no;
1934 Log2( LDAP_DEBUG_ANY, LDAP_LEVEL_ERR,
1935 "DDS unknown module arg[#%d]=\"%s\".\n",
1941 return dds_initialize();
1943 #endif /* SLAPD_OVER_DDS == SLAPD_MOD_DYNAMIC */
1945 #endif /* defined(SLAPD_OVER_DDS) */