1 /* lastmod.c - returns last modification info */
2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4 * Copyright 2004-2005 The OpenLDAP Foundation.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted only as authorized by the OpenLDAP
11 * A copy of this license is available in the file LICENSE in the
12 * top-level directory of the distribution or, alternatively, at
13 * <http://www.OpenLDAP.org/license.html>.
16 * This work was initially developed by Pierangelo Masarati for inclusion in
22 #ifdef SLAPD_OVER_LASTMOD
26 #include <ac/string.h>
27 #include <ac/socket.h>
32 typedef struct lastmod_info_t {
33 struct berval lmi_rdnvalue;
35 ldap_pvt_thread_mutex_t lmi_entry_mutex;
39 struct lastmod_schema_t {
40 ObjectClass *lms_oc_lastmod;
41 AttributeDescription *lms_ad_lastmodDN;
42 AttributeDescription *lms_ad_lastmodType;
43 AttributeDescription *lms_ad_lastmodEnabled;
55 struct berval lastmodType[] = {
71 { "lastmod", "( 1.3.6.1.4.1.4203.666.3.13"
73 "DESC 'OpenLDAP per-database last modification monitoring' "
82 ") )", SLAP_OC_OPERATIONAL|SLAP_OC_HIDE,
83 offsetof( struct lastmod_schema_t, lms_oc_lastmod ) },
86 { "lastmodDN", "( 1.3.6.1.4.1.4203.666.1.28"
88 "DESC 'DN of last modification' "
89 "EQUALITY distinguishedNameMatch "
90 "SYNTAX 1.3.6.1.4.1.1466.115.121.1.12 "
91 "NO-USER-MODIFICATION "
92 "USAGE directoryOperation )", SLAP_AT_HIDE,
93 offsetof( struct lastmod_schema_t, lms_ad_lastmodDN ) },
94 { "lastmodType", "( 1.3.6.1.4.1.4203.666.1.29"
96 "DESC 'Type of last modification' "
97 "SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 "
98 "EQUALITY caseIgnoreMatch "
100 "NO-USER-MODIFICATION "
101 "USAGE directoryOperation )", SLAP_AT_HIDE,
102 offsetof( struct lastmod_schema_t, lms_ad_lastmodType ) },
103 { "lastmodEnabled", "( 1.3.6.1.4.1.4203.666.1.30"
104 "NAME 'lastmodEnabled' "
105 "DESC 'Lastmod overlay state' "
106 "SYNTAX 1.3.6.1.4.1.1466.115.121.1.7 "
107 "EQUALITY booleanMatch "
109 offsetof( struct lastmod_schema_t, lms_ad_lastmodEnabled ) },
112 /* FIXME: what about UUID of last modified entry? */
116 lastmod_search( Operation *op, SlapReply *rs )
118 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
119 lastmod_info_t *lmi = (lastmod_info_t *)on->on_bi.bi_private;
122 /* if we get here, it must be a success */
123 rs->sr_err = LDAP_SUCCESS;
125 ldap_pvt_thread_mutex_lock( &lmi->lmi_entry_mutex );
127 rc = test_filter( op, lmi->lmi_e, op->oq_search.rs_filter );
128 if ( rc == LDAP_COMPARE_TRUE ) {
129 rs->sr_attrs = op->ors_attrs;
131 rs->sr_entry = lmi->lmi_e;
132 rs->sr_err = send_search_entry( op, rs );
138 ldap_pvt_thread_mutex_unlock( &lmi->lmi_entry_mutex );
140 send_ldap_result( op, rs );
146 lastmod_compare( Operation *op, SlapReply *rs )
148 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
149 lastmod_info_t *lmi = (lastmod_info_t *)on->on_bi.bi_private;
152 ldap_pvt_thread_mutex_lock( &lmi->lmi_entry_mutex );
154 if ( get_assert( op ) &&
155 ( test_filter( op, lmi->lmi_e, get_assertion( op ) ) != LDAP_COMPARE_TRUE ) )
157 rs->sr_err = LDAP_ASSERTION_FAILED;
161 rs->sr_err = access_allowed( op, lmi->lmi_e, op->oq_compare.rs_ava->aa_desc,
162 &op->oq_compare.rs_ava->aa_value, ACL_COMPARE, NULL );
163 if ( ! rs->sr_err ) {
164 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
168 rs->sr_err = LDAP_NO_SUCH_ATTRIBUTE;
170 for ( a = attr_find( lmi->lmi_e->e_attrs, op->oq_compare.rs_ava->aa_desc );
172 a = attr_find( a->a_next, op->oq_compare.rs_ava->aa_desc ) )
174 rs->sr_err = LDAP_COMPARE_FALSE;
176 if ( value_find_ex( op->oq_compare.rs_ava->aa_desc,
177 SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH |
178 SLAP_MR_ASSERTED_VALUE_NORMALIZED_MATCH,
179 a->a_nvals, &op->oq_compare.rs_ava->aa_value, op->o_tmpmemctx ) == 0 )
181 rs->sr_err = LDAP_COMPARE_TRUE;
188 ldap_pvt_thread_mutex_unlock( &lmi->lmi_entry_mutex );
190 send_ldap_result( op, rs );
192 if( rs->sr_err == LDAP_COMPARE_FALSE || rs->sr_err == LDAP_COMPARE_TRUE ) {
193 rs->sr_err = LDAP_SUCCESS;
200 lastmod_exop( Operation *op, SlapReply *rs )
202 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
206 op->o_bd->bd_info = (BackendInfo *)on->on_info;
207 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
208 rs->sr_text = "not allowed within namingContext";
209 send_ldap_result( op, rs );
216 lastmod_modify( Operation *op, SlapReply *rs )
218 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
219 lastmod_info_t *lmi = (lastmod_info_t *)on->on_bi.bi_private;
222 ldap_pvt_thread_mutex_lock( &lmi->lmi_entry_mutex );
224 if ( !acl_check_modlist( op, lmi->lmi_e, op->orm_modlist ) ) {
225 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
229 for ( ml = op->orm_modlist; ml; ml = ml->sml_next ) {
232 if ( ml->sml_desc != lastmod_schema.lms_ad_lastmodEnabled ) {
236 if ( ml->sml_op != LDAP_MOD_REPLACE ) {
237 rs->sr_text = "unsupported mod type";
238 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
242 a = attr_find( lmi->lmi_e->e_attrs, ml->sml_desc );
245 rs->sr_text = "lastmod overlay internal error";
246 rs->sr_err = LDAP_OTHER;
250 ch_free( a->a_vals[ 0 ].bv_val );
251 ber_dupbv( &a->a_vals[ 0 ], &ml->sml_values[ 0 ] );
253 ch_free( a->a_nvals[ 0 ].bv_val );
254 if ( ml->sml_nvalues && !BER_BVISNULL( &ml->sml_nvalues[ 0 ] ) ) {
255 ber_dupbv( &a->a_nvals[ 0 ], &ml->sml_nvalues[ 0 ] );
257 ber_dupbv( &a->a_nvals[ 0 ], &ml->sml_values[ 0 ] );
261 if ( strcmp( ml->sml_values[ 0 ].bv_val, "TRUE" ) == 0 ) {
262 lmi->lmi_enabled = 1;
263 } else if ( strcmp( ml->sml_values[ 0 ].bv_val, "FALSE" ) == 0 ) {
264 lmi->lmi_enabled = 0;
270 rs->sr_err = LDAP_SUCCESS;
273 ldap_pvt_thread_mutex_unlock( &lmi->lmi_entry_mutex );
275 send_ldap_result( op, rs );
282 lastmod_op_func( Operation *op, SlapReply *rs )
284 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
285 lastmod_info_t *lmi = (lastmod_info_t *)on->on_bi.bi_private;
288 if ( dn_match( &op->o_req_ndn, &lmi->lmi_e->e_nname ) ) {
289 switch ( op->o_tag ) {
290 case LDAP_REQ_SEARCH:
291 if ( op->ors_scope != LDAP_SCOPE_BASE ) {
292 goto return_referral;
295 return lastmod_search( op, rs );
297 case LDAP_REQ_COMPARE:
298 return lastmod_compare( op, rs );
300 case LDAP_REQ_EXTENDED:
301 /* if write, reject; otherwise process */
302 if ( exop_is_write( op )) {
303 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
304 rs->sr_text = "not allowed within namingContext";
307 return lastmod_exop( op, rs );
309 case LDAP_REQ_MODIFY:
310 /* allow only changes to overlay status */
311 for ( ml = op->orm_modlist; ml; ml = ml->sml_next ) {
312 if ( ad_cmp( ml->sml_desc, slap_schema.si_ad_modifiersName ) != 0
313 && ad_cmp( ml->sml_desc, slap_schema.si_ad_modifyTimestamp ) != 0
314 && ad_cmp( ml->sml_desc, slap_schema.si_ad_entryCSN ) != 0
315 && ad_cmp( ml->sml_desc, lastmod_schema.lms_ad_lastmodEnabled ) != 0 )
317 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
318 rs->sr_text = "not allowed within namingContext";
322 return lastmod_modify( op, rs );
325 rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
326 rs->sr_text = "not allowed within namingContext";
331 if ( dnIsSuffix( &op->o_req_ndn, &lmi->lmi_e->e_nname ) ) {
332 goto return_referral;
335 return SLAP_CB_CONTINUE;
338 op->o_bd->bd_info = (BackendInfo *)on->on_info;
339 rs->sr_ref = referral_rewrite( default_referral,
340 NULL, &op->o_req_dn, op->ors_scope );
343 rs->sr_ref = default_referral;
345 rs->sr_err = LDAP_REFERRAL;
346 send_ldap_result( op, rs );
348 if ( rs->sr_ref != default_referral ) {
349 ber_bvarray_free( rs->sr_ref );
356 op->o_bd->bd_info = (BackendInfo *)on->on_info;
357 send_ldap_result( op, rs );
364 best_guess( Operation *op,
365 struct berval *bv_entryCSN, struct berval *bv_nentryCSN,
366 struct berval *bv_modifyTimestamp, struct berval *bv_nmodifyTimestamp,
367 struct berval *bv_modifiersName, struct berval *bv_nmodifiersName )
370 char csnbuf[ LDAP_LUTIL_CSNSTR_BUFSIZE ];
371 struct berval entryCSN;
373 slap_get_csn( NULL, csnbuf, sizeof(csnbuf), &entryCSN, 0 );
375 ber_dupbv( bv_entryCSN, &entryCSN );
376 ber_dupbv( bv_nentryCSN, &entryCSN );
379 if ( bv_modifyTimestamp ) {
380 char tmbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
381 struct berval timestamp;
386 currtime = slap_get_time();
388 /* maybe we better use the time the operation was initiated */
389 currtime = op->o_time;
391 timestamp.bv_val = tmbuf;
392 timestamp.bv_len = sizeof(tmbuf);
393 slap_timestamp( &currtime, ×tamp );
395 ber_dupbv( bv_modifyTimestamp, ×tamp );
396 ber_dupbv( bv_nmodifyTimestamp, bv_modifyTimestamp );
399 if ( bv_modifiersName ) {
401 ber_dupbv( bv_modifiersName, &op->o_dn );
402 ber_dupbv( bv_nmodifiersName, &op->o_ndn );
409 lastmod_update( Operation *op, SlapReply *rs )
411 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
412 lastmod_info_t *lmi = (lastmod_info_t *)on->on_bi.bi_private;
414 Modifications *ml = NULL;
415 struct berval bv_entryCSN = BER_BVNULL,
416 bv_nentryCSN = BER_BVNULL,
417 bv_modifyTimestamp = BER_BVNULL,
418 bv_nmodifyTimestamp = BER_BVNULL,
419 bv_modifiersName = BER_BVNULL,
420 bv_nmodifiersName = BER_BVNULL,
421 bv_name = BER_BVNULL,
422 bv_nname = BER_BVNULL;
423 enum lastmodType_e lmt = LASTMOD_UNKNOWN;
427 /* FIXME: timestamp? modifier? */
428 switch ( op->o_tag ) {
432 a = attr_find( e->e_attrs, slap_schema.si_ad_entryCSN );
434 ber_dupbv( &bv_entryCSN, &a->a_vals[0] );
435 if ( a->a_nvals && !BER_BVISNULL( &a->a_nvals[0] ) ) {
436 ber_dupbv( &bv_nentryCSN, &a->a_nvals[0] );
438 ber_dupbv( &bv_nentryCSN, &a->a_vals[0] );
441 a = attr_find( e->e_attrs, slap_schema.si_ad_modifyTimestamp );
443 ber_dupbv( &bv_modifyTimestamp, &a->a_vals[0] );
444 if ( a->a_nvals && !BER_BVISNULL( &a->a_nvals[0] ) ) {
445 ber_dupbv( &bv_nmodifyTimestamp, &a->a_nvals[0] );
447 ber_dupbv( &bv_nmodifyTimestamp, &a->a_vals[0] );
450 a = attr_find( e->e_attrs, slap_schema.si_ad_modifiersName );
452 ber_dupbv( &bv_modifiersName, &a->a_vals[0] );
453 ber_dupbv( &bv_nmodifiersName, &a->a_nvals[0] );
455 ber_dupbv( &bv_name, &e->e_name );
456 ber_dupbv( &bv_nname, &e->e_nname );
459 case LDAP_REQ_DELETE:
460 lmt = LASTMOD_DELETE;
462 best_guess( op, &bv_entryCSN, &bv_nentryCSN,
463 &bv_modifyTimestamp, &bv_nmodifyTimestamp,
464 &bv_modifiersName, &bv_nmodifiersName );
466 ber_dupbv( &bv_name, &op->o_req_dn );
467 ber_dupbv( &bv_nname, &op->o_req_ndn );
470 case LDAP_REQ_EXTENDED:
473 /* actually, password change is wrapped around a backend
474 * call to modify, so it never shows up as an exop... */
475 best_guess( op, &bv_entryCSN, &bv_nentryCSN,
476 &bv_modifyTimestamp, &bv_nmodifyTimestamp,
477 &bv_modifiersName, &bv_nmodifiersName );
479 ber_dupbv( &bv_name, &op->o_req_dn );
480 ber_dupbv( &bv_nname, &op->o_req_ndn );
483 case LDAP_REQ_MODIFY:
484 lmt = LASTMOD_MODIFY;
487 for ( ml = op->orm_modlist; ml; ml = ml->sml_next ) {
488 if ( ad_cmp( ml->sml_desc , slap_schema.si_ad_modifiersName ) == 0 ) {
489 ber_dupbv( &bv_modifiersName, &ml->sml_values[0] );
490 ber_dupbv( &bv_nmodifiersName, &ml->sml_nvalues[0] );
497 } else if ( ad_cmp( ml->sml_desc, slap_schema.si_ad_entryCSN ) == 0 ) {
498 ber_dupbv( &bv_entryCSN, &ml->sml_values[0] );
499 if ( ml->sml_nvalues && !BER_BVISNULL( &ml->sml_nvalues[0] ) ) {
500 ber_dupbv( &bv_nentryCSN, &ml->sml_nvalues[0] );
502 ber_dupbv( &bv_nentryCSN, &ml->sml_values[0] );
510 } else if ( ad_cmp( ml->sml_desc, slap_schema.si_ad_modifyTimestamp ) == 0 ) {
511 ber_dupbv( &bv_modifyTimestamp, &ml->sml_values[0] );
512 if ( ml->sml_nvalues && !BER_BVISNULL( &ml->sml_nvalues[0] ) ) {
513 ber_dupbv( &bv_nmodifyTimestamp, &ml->sml_nvalues[0] );
515 ber_dupbv( &bv_nmodifyTimestamp, &ml->sml_values[0] );
525 /* if rooted at global overlay, opattrs are not yet in place */
526 if ( BER_BVISNULL( &bv_modifiersName ) ) {
527 best_guess( op, NULL, NULL, NULL, NULL, &bv_modifiersName, &bv_nmodifiersName );
530 if ( BER_BVISNULL( &bv_entryCSN ) ) {
531 best_guess( op, &bv_entryCSN, &bv_nentryCSN, NULL, NULL, NULL, NULL );
534 if ( BER_BVISNULL( &bv_modifyTimestamp ) ) {
535 best_guess( op, NULL, NULL, &bv_modifyTimestamp, &bv_nmodifyTimestamp, NULL, NULL );
538 ber_dupbv( &bv_name, &op->o_req_dn );
539 ber_dupbv( &bv_nname, &op->o_req_ndn );
542 case LDAP_REQ_MODRDN:
543 lmt = LASTMOD_MODRDN;
546 if ( op->orr_newSup && !BER_BVISNULL( op->orr_newSup ) ) {
547 build_new_dn( &bv_name, op->orr_newSup, &op->orr_newrdn, NULL );
548 build_new_dn( &bv_nname, op->orr_nnewSup, &op->orr_nnewrdn, NULL );
553 dnParent( &op->o_req_dn, &pdn );
554 build_new_dn( &bv_name, &pdn, &op->orr_newrdn, NULL );
556 dnParent( &op->o_req_ndn, &pdn );
557 build_new_dn( &bv_nname, &pdn, &op->orr_nnewrdn, NULL );
560 if ( on->on_info->oi_orig->bi_entry_get_rw ) {
561 BackendInfo *bi = op->o_bd->bd_info;
564 op->o_bd->bd_info = (BackendInfo *)on->on_info->oi_orig;
565 rc = (*op->o_bd->bd_info->bi_entry_get_rw)( op, &bv_name, NULL, NULL, 0, &e );
566 if ( rc == LDAP_SUCCESS ) {
567 a = attr_find( e->e_attrs, slap_schema.si_ad_modifiersName );
569 ber_dupbv( &bv_modifiersName, &a->a_vals[0] );
570 ber_dupbv( &bv_nmodifiersName, &a->a_nvals[0] );
572 a = attr_find( e->e_attrs, slap_schema.si_ad_entryCSN );
574 ber_dupbv( &bv_entryCSN, &a->a_vals[0] );
575 if ( a->a_nvals && !BER_BVISNULL( &a->a_nvals[0] ) ) {
576 ber_dupbv( &bv_nentryCSN, &a->a_nvals[0] );
578 ber_dupbv( &bv_nentryCSN, &a->a_vals[0] );
581 a = attr_find( e->e_attrs, slap_schema.si_ad_modifyTimestamp );
583 ber_dupbv( &bv_modifyTimestamp, &a->a_vals[0] );
584 if ( a->a_nvals && !BER_BVISNULL( &a->a_nvals[0] ) ) {
585 ber_dupbv( &bv_nmodifyTimestamp, &a->a_nvals[0] );
587 ber_dupbv( &bv_nmodifyTimestamp, &a->a_vals[0] );
591 assert( dn_match( &bv_name, &e->e_name ) );
592 assert( dn_match( &bv_nname, &e->e_nname ) );
594 (*op->o_bd->bd_info->bi_entry_release_rw)( op, e, 0 );
597 op->o_bd->bd_info = bi;
601 /* if !bi_entry_get_rw || bi_entry_get_rw failed for any reason... */
603 best_guess( op, &bv_entryCSN, &bv_nentryCSN,
604 &bv_modifyTimestamp, &bv_nmodifyTimestamp,
605 &bv_modifiersName, &bv_nmodifiersName );
614 ldap_pvt_thread_mutex_lock( &lmi->lmi_entry_mutex );
617 fprintf( stderr, "### lastmodDN: %s %s\n", bv_name.bv_val, bv_nname.bv_val );
620 a = attr_find( lmi->lmi_e->e_attrs, lastmod_schema.lms_ad_lastmodDN );
624 ch_free( a->a_vals[0].bv_val );
625 a->a_vals[0] = bv_name;
626 ch_free( a->a_nvals[0].bv_val );
627 a->a_nvals[0] = bv_nname;
630 fprintf( stderr, "### lastmodType: %s %s\n", lastmodType[ lmt ].bv_val, lastmodType[ lmt ].bv_val );
633 a = attr_find( lmi->lmi_e->e_attrs, lastmod_schema.lms_ad_lastmodType );
637 ch_free( a->a_vals[0].bv_val );
638 ber_dupbv( &a->a_vals[0], &lastmodType[ lmt ] );
639 ch_free( a->a_nvals[0].bv_val );
640 ber_dupbv( &a->a_nvals[0], &lastmodType[ lmt ] );
643 fprintf( stderr, "### modifiersName: %s %s\n", bv_modifiersName.bv_val, bv_nmodifiersName.bv_val );
646 a = attr_find( lmi->lmi_e->e_attrs, slap_schema.si_ad_modifiersName );
650 ch_free( a->a_vals[0].bv_val );
651 a->a_vals[0] = bv_modifiersName;
652 ch_free( a->a_nvals[0].bv_val );
653 a->a_nvals[0] = bv_nmodifiersName;
656 fprintf( stderr, "### modifyTimestamp: %s %s\n", bv_nmodifyTimestamp.bv_val, bv_modifyTimestamp.bv_val );
659 a = attr_find( lmi->lmi_e->e_attrs, slap_schema.si_ad_modifyTimestamp );
663 ch_free( a->a_vals[0].bv_val );
664 a->a_vals[0] = bv_modifyTimestamp;
665 ch_free( a->a_nvals[0].bv_val );
666 a->a_nvals[0] = bv_nmodifyTimestamp;
669 fprintf( stderr, "### entryCSN: %s %s\n", bv_nentryCSN.bv_val, bv_entryCSN.bv_val );
672 a = attr_find( lmi->lmi_e->e_attrs, slap_schema.si_ad_entryCSN );
676 ch_free( a->a_vals[0].bv_val );
677 a->a_vals[0] = bv_entryCSN;
678 ch_free( a->a_nvals[0].bv_val );
679 a->a_nvals[0] = bv_nentryCSN;
684 ldap_pvt_thread_mutex_unlock( &lmi->lmi_entry_mutex );
690 lastmod_response( Operation *op, SlapReply *rs )
692 slap_overinst *on = (slap_overinst *)op->o_bd->bd_info;
693 lastmod_info_t *lmi = (lastmod_info_t *)on->on_bi.bi_private;
695 /* don't record failed operations */
696 switch ( rs->sr_err ) {
698 /* FIXME: other cases? */
702 return SLAP_CB_CONTINUE;
705 /* record only write operations */
706 switch ( op->o_tag ) {
708 case LDAP_REQ_MODIFY:
709 case LDAP_REQ_MODRDN:
710 case LDAP_REQ_DELETE:
713 case LDAP_REQ_EXTENDED:
714 /* if write, process */
715 if ( exop_is_write( op ))
720 return SLAP_CB_CONTINUE;
723 /* skip if disabled */
724 ldap_pvt_thread_mutex_lock( &lmi->lmi_entry_mutex );
725 if ( !lmi->lmi_enabled ) {
726 ldap_pvt_thread_mutex_unlock( &lmi->lmi_entry_mutex );
727 return SLAP_CB_CONTINUE;
729 ldap_pvt_thread_mutex_unlock( &lmi->lmi_entry_mutex );
731 (void)lastmod_update( op, rs );
733 return SLAP_CB_CONTINUE;
741 slap_overinst *on = (slap_overinst *)be->bd_info;
744 if ( lastmod_schema.lms_oc_lastmod == NULL ) {
748 /* schema integration */
749 for ( i = 0; mat[i].name; i++ ) {
750 LDAPAttributeType *at;
753 AttributeDescription **ad;
755 at = ldap_str2attributetype( mat[i].schema, &code,
756 &err, LDAP_SCHEMA_ALLOW_ALL );
758 Debug( LDAP_DEBUG_ANY, "lastmod_init: "
759 "in AttributeType '%s' %s before %s\n",
760 mat[i].name, ldap_scherr2str(code), err );
764 if ( at->at_oid == NULL ) {
765 Debug( LDAP_DEBUG_ANY, "lastmod_init: "
766 "null OID for attributeType '%s'\n",
771 code = at_add(at, 0, NULL, &err);
773 Debug( LDAP_DEBUG_ANY, "lastmod_init: "
774 "%s in attributeType '%s'\n",
775 scherr2str(code), mat[i].name, 0 );
780 ad = ((AttributeDescription **)&(((char *)&lastmod_schema)[mat[i].offset]));
782 if ( slap_str2ad( mat[i].name, ad, &text ) ) {
783 Debug( LDAP_DEBUG_ANY,
784 "lastmod_init: %s\n", text, 0, 0 );
788 (*ad)->ad_type->sat_flags |= mat[i].flags;
791 for ( i = 0; moc[i].name; i++ ) {
797 oc = ldap_str2objectclass(moc[i].schema, &code, &err,
798 LDAP_SCHEMA_ALLOW_ALL );
800 Debug( LDAP_DEBUG_ANY,
801 "unable to parse lastmod objectClass '%s': "
802 "%s before %s\n" , moc[i].name,
803 ldap_scherr2str(code), err );
807 if ( oc->oc_oid == NULL ) {
808 Debug( LDAP_DEBUG_ANY,
809 "objectClass '%s' has no OID\n" ,
814 code = oc_add(oc, 0, NULL, &err);
816 Debug( LDAP_DEBUG_ANY,
817 "objectClass '%s': %s \"%s\"\n" ,
818 moc[i].name, scherr2str(code), err );
824 Oc = oc_find( moc[i].name );
826 Debug( LDAP_DEBUG_ANY, "lastmod_init: "
827 "unable to find objectClass %s "
828 "(just added)\n", moc[i].name, 0, 0 );
832 Oc->soc_flags |= moc[i].flags;
834 ((ObjectClass **)&(((char *)&lastmod_schema)[moc[i].offset]))[0] = Oc;
838 lmi = (lastmod_info_t *)ch_malloc( sizeof( lastmod_info_t ) );
840 memset( lmi, 0, sizeof( lastmod_info_t ) );
841 lmi->lmi_enabled = 1;
843 on->on_bi.bi_private = lmi;
857 slap_overinst *on = (slap_overinst *)be->bd_info;
858 lastmod_info_t *lmi = (lastmod_info_t *)on->on_bi.bi_private;
860 if ( strcasecmp( argv[ 0 ], "lastmod-rdnvalue" ) == 0 ) {
861 if ( lmi->lmi_rdnvalue.bv_val ) {
862 /* already defined! */
863 ch_free( lmi->lmi_rdnvalue.bv_val );
866 ber_str2bv( argv[ 1 ], 0, 1, &lmi->lmi_rdnvalue );
868 } else if ( strcasecmp( argv[ 0 ], "lastmod-enabled" ) == 0 ) {
869 if ( strcasecmp( argv[ 1 ], "yes" ) == 0 ) {
870 lmi->lmi_enabled = 1;
872 } else if ( strcasecmp( argv[ 1 ], "no" ) == 0 ) {
873 lmi->lmi_enabled = 0;
880 return SLAP_CONF_UNKNOWN;
891 slap_overinst *on = (slap_overinst *) be->bd_info;
892 lastmod_info_t *lmi = (lastmod_info_t *)on->on_bi.bi_private;
894 static char tmbuf[ LDAP_LUTIL_GENTIME_BUFSIZE ];
896 char csnbuf[ LDAP_LUTIL_CSNSTR_BUFSIZE ];
897 struct berval entryCSN;
898 struct berval timestamp;
900 if ( !SLAP_LASTMOD( be ) ) {
901 fprintf( stderr, "set \"lastmod on\" to make this overlay effective\n" );
908 timestamp.bv_val = tmbuf;
909 timestamp.bv_len = sizeof(tmbuf);
910 slap_timestamp( &starttime, ×tamp );
912 slap_get_csn( NULL, csnbuf, sizeof(csnbuf), &entryCSN, 0 );
914 if ( BER_BVISNULL( &lmi->lmi_rdnvalue ) ) {
915 ber_str2bv( "Lastmod", 0, 1, &lmi->lmi_rdnvalue );
918 snprintf( buf, sizeof( buf ),
921 "structuralObjectClass: %s\n"
923 "description: This object contains the last modification to this database\n"
927 "createTimestamp: %s\n"
930 "modifyTimestamp: %s\n"
931 "modifiersName: %s\n"
932 "hasSubordinates: FALSE\n",
933 lmi->lmi_rdnvalue.bv_val, BER_BVISEMPTY( &be->be_suffix[ 0 ] ) ? "" : ",", be->be_suffix[ 0 ].bv_val,
934 lastmod_schema.lms_oc_lastmod->soc_cname.bv_val,
935 lastmod_schema.lms_oc_lastmod->soc_cname.bv_val,
936 lmi->lmi_rdnvalue.bv_val,
937 lastmod_schema.lms_ad_lastmodDN->ad_cname.bv_val,
938 lmi->lmi_rdnvalue.bv_val, BER_BVISEMPTY( &be->be_suffix[ 0 ] ) ? "" : ",", be->be_suffix[ 0 ].bv_val,
939 lastmod_schema.lms_ad_lastmodType->ad_cname.bv_val, lastmodType[ LASTMOD_ADD ].bv_val,
940 lastmod_schema.lms_ad_lastmodEnabled->ad_cname.bv_val, lmi->lmi_enabled ? "TRUE" : "FALSE",
942 BER_BVISNULL( &be->be_rootdn ) ? SLAPD_ANONYMOUS : be->be_rootdn.bv_val,
945 BER_BVISNULL( &be->be_rootdn ) ? SLAPD_ANONYMOUS : be->be_rootdn.bv_val );
948 fprintf( stderr, "# entry:\n%s\n", buf );
951 lmi->lmi_e = str2entry( buf );
952 if ( lmi->lmi_e == NULL ) {
956 ldap_pvt_thread_mutex_init( &lmi->lmi_entry_mutex );
966 slap_overinst *on = (slap_overinst *)be->bd_info;
967 lastmod_info_t *lmi = (lastmod_info_t *)on->on_bi.bi_private;
970 if ( !BER_BVISNULL( &lmi->lmi_rdnvalue ) ) {
971 ch_free( lmi->lmi_rdnvalue.bv_val );
975 entry_free( lmi->lmi_e );
977 ldap_pvt_thread_mutex_destroy( &lmi->lmi_entry_mutex );
986 /* This overlay is set up for dynamic loading via moduleload. For static
987 * configuration, you'll need to arrange for the slap_overinst to be
988 * initialized and registered by some other function inside slapd.
991 static slap_overinst lastmod;
996 lastmod.on_bi.bi_type = "lastmod";
997 lastmod.on_bi.bi_db_init = lastmod_db_init;
998 lastmod.on_bi.bi_db_config = lastmod_db_config;
999 lastmod.on_bi.bi_db_destroy = lastmod_db_destroy;
1000 lastmod.on_bi.bi_db_open = lastmod_db_open;
1002 lastmod.on_bi.bi_op_add = lastmod_op_func;
1003 lastmod.on_bi.bi_op_compare = lastmod_op_func;
1004 lastmod.on_bi.bi_op_delete = lastmod_op_func;
1005 lastmod.on_bi.bi_op_modify = lastmod_op_func;
1006 lastmod.on_bi.bi_op_modrdn = lastmod_op_func;
1007 lastmod.on_bi.bi_op_search = lastmod_op_func;
1008 lastmod.on_bi.bi_extended = lastmod_op_func;
1010 lastmod.on_response = lastmod_response;
1012 return overlay_register( &lastmod );
1015 #if SLAPD_OVER_LASTMOD == SLAPD_MOD_DYNAMIC
1017 init_module( int argc, char *argv[] )
1019 return lastmod_init();
1021 #endif /* SLAPD_OVER_LASTMOD == SLAPD_MOD_DYNAMIC */
1023 #endif /* defined(SLAPD_OVER_LASTMOD) */