1 /* modify.c - bdb backend modify routine */
4 * Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
11 #include <ac/string.h>
17 int bdb_modify_internal(
22 Modifications *modlist,
31 Attribute *save_attrs;
35 LDAP_LOG ( OPERATION, ENTRY, "bdb_modify_internal: 0x%08lx: %s\n",
36 e->e_id, e->e_dn, 0 );
38 Debug( LDAP_DEBUG_TRACE, "bdb_modify_internal: 0x%08lx: %s\n",
42 if ( !acl_check_modlist( be, conn, op, e, modlist )) {
43 return LDAP_INSUFFICIENT_ACCESS;
46 save_attrs = e->e_attrs;
47 e->e_attrs = attrs_dup( e->e_attrs );
49 for ( ml = modlist; ml != NULL; ml = ml->sml_next ) {
52 switch ( mod->sm_op ) {
55 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify_internal: add\n", 0,0,0);
57 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: add\n", 0, 0, 0);
59 err = modify_add_values( e, mod, get_permissiveModify(op),
60 text, textbuf, textlen );
61 if( err != LDAP_SUCCESS ) {
63 LDAP_LOG ( OPERATION, ERR,
64 "bdb_modify_internal: %d %s\n", err, *text, 0 );
66 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
74 LDAP_LOG ( OPERATION, DETAIL1,
75 "bdb_modify_internal: delete\n", 0, 0, 0 );
77 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: delete\n", 0, 0, 0);
79 err = modify_delete_values( e, mod, get_permissiveModify(op),
80 text, textbuf, textlen );
81 assert( err != LDAP_TYPE_OR_VALUE_EXISTS );
82 if( err != LDAP_SUCCESS ) {
84 LDAP_LOG ( OPERATION, ERR,
85 "bdb_modify_internal: %d %s\n", err, *text, 0 );
87 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
93 case LDAP_MOD_REPLACE:
95 LDAP_LOG ( OPERATION, DETAIL1,
96 "bdb_modify_internal: replace\n", 0, 0, 0 );
98 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: replace\n", 0, 0, 0);
100 err = modify_replace_values( e, mod, get_permissiveModify(op),
101 text, textbuf, textlen );
102 if( err != LDAP_SUCCESS ) {
104 LDAP_LOG ( OPERATION, ERR,
105 "bdb_modify_internal: %d %s\n", err, *text, 0 );
107 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
113 case SLAP_MOD_SOFTADD:
115 LDAP_LOG ( OPERATION, DETAIL1,
116 "bdb_modify_internal: softadd\n",0,0,0 );
118 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: softadd\n", 0, 0, 0);
120 /* Avoid problems in index_add_mods()
121 * We need to add index if necessary.
123 mod->sm_op = LDAP_MOD_ADD;
125 err = modify_add_values( e, mod, get_permissiveModify(op),
126 text, textbuf, textlen );
127 if ( err == LDAP_TYPE_OR_VALUE_EXISTS ) {
131 if( err != LDAP_SUCCESS ) {
133 LDAP_LOG ( OPERATION, ERR,
134 "bdb_modify_internal: %d %s\n", err, *text, 0 );
136 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
144 LDAP_LOG ( OPERATION, ERR,
145 "bdb_modify_internal: invalid op %d\n", mod->sm_op, 0, 0 );
147 Debug(LDAP_DEBUG_ANY, "bdb_modify_internal: invalid op %d\n",
150 *text = "Invalid modify operation";
153 LDAP_LOG ( OPERATION, ERR,
154 "bdb_modify_internal: %d %s\n", err, *text, 0 );
156 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
161 if ( err != LDAP_SUCCESS ) {
162 attrs_free( e->e_attrs );
163 e->e_attrs = save_attrs;
164 /* unlock entry, delete from cache */
168 /* If objectClass was modified, reset the flags */
169 if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
173 /* check if modified attribute was indexed
174 * but not in case of NOOP... */
175 err = bdb_index_is_indexed( be, mod->sm_desc );
176 if ( err == LDAP_SUCCESS && !op->o_noop ) {
177 ap = attr_find( save_attrs, mod->sm_desc );
178 if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
180 ap = attr_find( e->e_attrs, mod->sm_desc );
181 if ( ap ) ap->a_flags |= SLAP_ATTR_IXADD;
185 /* check that the entry still obeys the schema */
186 rc = entry_schema_check( be, e, save_attrs, text, textbuf, textlen );
187 if ( rc != LDAP_SUCCESS || op->o_noop ) {
188 attrs_free( e->e_attrs );
189 e->e_attrs = save_attrs;
191 if ( rc != LDAP_SUCCESS ) {
193 LDAP_LOG ( OPERATION, ERR, "bdb_modify_internal: "
194 "entry failed schema check %s\n",
197 Debug( LDAP_DEBUG_ANY,
198 "entry failed schema check: %s\n",
203 /* if NOOP then silently revert to saved attrs */
207 /* update the indices of the modified attributes */
209 /* start with deleting the old index entries */
210 for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
211 if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
212 rc = bdb_index_values( be, tid, ap->a_desc,
218 e->e_id, SLAP_INDEX_DELETE_OP );
219 if ( rc != LDAP_SUCCESS ) {
220 attrs_free( e->e_attrs );
221 e->e_attrs = save_attrs;
223 LDAP_LOG ( OPERATION, ERR,
224 "bdb_modify_internal: attribute index delete failure\n",
227 Debug( LDAP_DEBUG_ANY,
228 "Attribute index delete failure",
233 ap->a_flags &= ~SLAP_ATTR_IXDEL;
237 /* add the new index entries */
238 for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) {
239 if (ap->a_flags & SLAP_ATTR_IXADD) {
240 rc = bdb_index_values( be, tid, ap->a_desc,
246 e->e_id, SLAP_INDEX_ADD_OP );
247 if ( rc != LDAP_SUCCESS ) {
248 attrs_free( e->e_attrs );
249 e->e_attrs = save_attrs;
251 LDAP_LOG ( OPERATION, ERR,
252 "bdb_modify_internal: attribute index add failure\n",
255 Debug( LDAP_DEBUG_ANY,
256 "Attribute index add failure",
261 ap->a_flags &= ~SLAP_ATTR_IXADD;
265 /* If we've done repeated mods on a cached entry, then e_attrs
266 * is no longer contiguous with the entry.
268 if( (void *) save_attrs != (void *) (e+1)) {
269 attrs_free( save_attrs );
283 Modifications *modlist )
285 struct bdb_info *bdb = (struct bdb_info *) be->be_private;
287 Entry *matched = NULL;
289 int manageDSAit = get_manageDSAit( op );
290 const char *text = NULL;
291 char textbuf[SLAP_TEXT_BUFLEN];
292 size_t textlen = sizeof textbuf;
294 struct bdb_op_info opinfo;
296 u_int32_t locker = 0;
301 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
303 struct psid_entry* pm_list;
304 struct psid_entry* pm_prev;
308 LDAP_LOG ( OPERATION, ENTRY, "bdb_modify: %s\n", dn->bv_val, 0, 0 );
310 Debug( LDAP_DEBUG_ARGS, "bdb_modify: %s\n", dn->bv_val, 0, 0 );
314 retry: /* transaction retry */
316 bdb_cache_delete_entry(&bdb->bi_cache, e);
317 bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
320 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: retrying...\n", 0, 0, 0 );
322 Debug(LDAP_DEBUG_TRACE,
323 "bdb_modify: retrying...\n", 0, 0, 0);
326 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
327 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
328 while ( pm_list != NULL ) {
329 LDAP_LIST_REMOVE ( pm_list, link );
331 pm_list = LDAP_LIST_NEXT ( pm_list, link );
336 rc = TXN_ABORT( ltid );
338 op->o_private = NULL;
339 op->o_do_not_cache = opinfo.boi_acl_cache;
342 text = "internal error";
345 ldap_pvt_thread_yield();
348 /* begin transaction */
349 rc = TXN_BEGIN( bdb->bi_dbenv, NULL, <id,
350 bdb->bi_db_opflags );
354 LDAP_LOG ( OPERATION, DETAIL1,
355 "bdb_modify: txn_begin failed: %s (%d)\n", db_strerror(rc), rc, 0 );
357 Debug( LDAP_DEBUG_TRACE,
358 "bdb_modify: txn_begin failed: %s (%d)\n",
359 db_strerror(rc), rc, 0 );
362 text = "internal error";
366 locker = TXN_ID ( ltid );
369 opinfo.boi_txn = ltid;
370 opinfo.boi_locker = locker;
372 opinfo.boi_acl_cache = op->o_do_not_cache;
373 op->o_private = &opinfo;
376 rc = bdb_dn2entry_w( be, ltid, ndn, &e, &matched, 0, locker, &lock );
380 LDAP_LOG ( OPERATION, DETAIL1,
381 "bdb_modify: dn2entry failed: (%d)\n", rc, 0, 0 );
383 Debug( LDAP_DEBUG_TRACE,
384 "bdb_modify: dn2entry failed (%d)\n",
388 case DB_LOCK_DEADLOCK:
389 case DB_LOCK_NOTGRANTED:
394 text = "ldap server busy";
399 text = "internal error";
403 /* acquire and lock entry */
405 char* matched_dn = NULL;
408 if ( matched != NULL ) {
409 matched_dn = ch_strdup( matched->e_dn );
410 refs = is_entry_referral( matched )
411 ? get_entry_referrals( be, conn, op, matched )
413 bdb_unlocked_cache_return_entry_r (&bdb->bi_cache, matched);
417 refs = referral_rewrite( default_referral,
418 NULL, dn, LDAP_SCOPE_DEFAULT );
421 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
422 matched_dn, NULL, refs, NULL );
424 ber_bvarray_free( refs );
430 if ( !manageDSAit && is_entry_referral( e ) ) {
431 /* entry is a referral, don't allow modify */
432 BerVarray refs = get_entry_referrals( be,
436 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: entry is referral\n", 0, 0, 0 );
438 Debug( LDAP_DEBUG_TRACE,
439 "bdb_modify: entry is referral\n",
443 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
444 e->e_dn, NULL, refs, NULL );
446 ber_bvarray_free( refs );
450 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
451 if ( rc == LDAP_SUCCESS && !op->o_noop ) {
452 LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
453 bdb_psearch(be, conn, op, ps_list, e, LDAP_PSEARCH_BY_PREMODIFY );
458 /* Modify the entry */
459 rc = bdb_modify_internal( be, conn, op, ltid, modlist, e,
460 &text, textbuf, textlen );
462 if( rc != LDAP_SUCCESS ) {
464 LDAP_LOG ( OPERATION, ERR,
465 "bdb_modify: modify failed (%d)\n", rc, 0, 0 );
467 Debug( LDAP_DEBUG_TRACE,
468 "bdb_modify: modify failed (%d)\n",
471 if ( (rc == LDAP_INSUFFICIENT_ACCESS) && opinfo.boi_err ) {
475 case DB_LOCK_DEADLOCK:
476 case DB_LOCK_NOTGRANTED:
482 /* change the entry itself */
483 rc = bdb_id2entry_update( be, ltid, e );
486 LDAP_LOG ( OPERATION, ERR,
487 "bdb_modify: id2entry update failed (%d)\n", rc, 0, 0 );
489 Debug( LDAP_DEBUG_TRACE,
490 "bdb_modify: id2entry update failed (%d)\n",
494 case DB_LOCK_DEADLOCK:
495 case DB_LOCK_NOTGRANTED:
498 text = "entry update failed";
503 if ( ( rc = TXN_ABORT( ltid ) ) != 0 ) {
504 text = "txn_abort (no-op) failed";
510 rc = TXN_COMMIT( ltid, 0 );
513 op->o_private = NULL;
517 LDAP_LOG ( OPERATION, ERR,
518 "bdb_modify: txn_%s failed %s (%d)\n",
519 op->o_noop ? "abort (no_op)" : "commit", db_strerror(rc), rc );
521 Debug( LDAP_DEBUG_TRACE,
522 "bdb_modify: txn_%s failed: %s (%d)\n",
523 op->o_noop ? "abort (no-op)" : "commit",
524 db_strerror(rc), rc );
527 text = "commit failed";
531 LDAP_LOG ( OPERATION, DETAIL1,
532 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
533 op->o_noop ? " (no_op)" : "", e->e_id, e->e_dn );
535 Debug( LDAP_DEBUG_TRACE,
536 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
537 op->o_noop ? " (no-op)" : "",
545 send_ldap_result( conn, op, rc,
546 NULL, text, NULL, NULL );
548 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
549 if ( rc == LDAP_SUCCESS && !op->o_noop ) {
550 /* Loop through in-scope entries for each psearch spec */
551 LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
552 bdb_psearch( be, conn, op, ps_list, e, LDAP_PSEARCH_BY_MODIFY );
554 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
555 while ( pm_list != NULL ) {
556 bdb_psearch(be, conn, op, pm_list->ps->op,
557 e, LDAP_PSEARCH_BY_SCOPEOUT);
558 LDAP_LIST_REMOVE ( pm_list, link );
560 pm_list = LDAP_LIST_NEXT ( pm_list, link );
566 if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
567 ldap_pvt_thread_yield();
568 TXN_CHECKPOINT( bdb->bi_dbenv,
569 bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
574 #if defined(LDAP_CLIENT_UPDATE) || defined(LDAP_SYNC)
575 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
576 while ( pm_list != NULL ) {
577 LDAP_LIST_REMOVE ( pm_list, link );
579 pm_list = LDAP_LIST_NEXT ( pm_list, link );
584 op->o_private = NULL;
588 bdb_unlocked_cache_return_entry_w (&bdb->bi_cache, e);
590 return ( ( rc == LDAP_SUCCESS ) ? noop : rc );