1 /* modify.c - bdb backend modify routine */
4 * Copyright 1998-2002 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, text, textbuf, textlen );
60 if( err != LDAP_SUCCESS ) {
62 LDAP_LOG ( OPERATION, ERR,
63 "bdb_modify_internal: %d %s\n", err, *text, 0 );
65 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
73 LDAP_LOG ( OPERATION, DETAIL1,
74 "bdb_modify_internal: delete\n", 0, 0, 0 );
76 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: delete\n", 0, 0, 0);
78 err = modify_delete_values( e, mod, text, textbuf, textlen );
79 assert( err != LDAP_TYPE_OR_VALUE_EXISTS );
80 if( err != LDAP_SUCCESS ) {
82 LDAP_LOG ( OPERATION, ERR,
83 "bdb_modify_internal: %d %s\n", err, *text, 0 );
85 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
91 case LDAP_MOD_REPLACE:
93 LDAP_LOG ( OPERATION, DETAIL1,
94 "bdb_modify_internal: replace\n", 0, 0, 0 );
96 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: replace\n", 0, 0, 0);
98 err = modify_replace_values( e, mod, text, textbuf, textlen );
99 if( err != LDAP_SUCCESS ) {
101 LDAP_LOG ( OPERATION, ERR,
102 "bdb_modify_internal: %d %s\n", err, *text, 0 );
104 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
110 case SLAP_MOD_SOFTADD:
112 LDAP_LOG ( OPERATION, DETAIL1,
113 "bdb_modify_internal: softadd\n",0,0,0 );
115 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: softadd\n", 0, 0, 0);
117 /* Avoid problems in index_add_mods()
118 * We need to add index if necessary.
120 mod->sm_op = LDAP_MOD_ADD;
122 err = modify_add_values( e, mod, text, textbuf, textlen );
123 if ( err == LDAP_TYPE_OR_VALUE_EXISTS ) {
127 if( err != LDAP_SUCCESS ) {
129 LDAP_LOG ( OPERATION, ERR,
130 "bdb_modify_internal: %d %s\n", err, *text, 0 );
132 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
140 LDAP_LOG ( OPERATION, ERR,
141 "bdb_modify_internal: invalid op %d\n", mod->sm_op, 0, 0 );
143 Debug(LDAP_DEBUG_ANY, "bdb_modify_internal: invalid op %d\n",
146 *text = "Invalid modify operation";
149 LDAP_LOG ( OPERATION, ERR,
150 "bdb_modify_internal: %d %s\n", err, *text, 0 );
152 Debug(LDAP_DEBUG_ARGS, "bdb_modify_internal: %d %s\n",
157 if ( err != LDAP_SUCCESS ) {
158 attrs_free( e->e_attrs );
159 e->e_attrs = save_attrs;
160 /* unlock entry, delete from cache */
164 /* If objectClass was modified, reset the flags */
165 if ( mod->sm_desc == slap_schema.si_ad_objectClass ) {
169 /* check if modified attribute was indexed
170 * but not in case of NOOP... */
171 err = bdb_index_is_indexed( be, mod->sm_desc );
172 if ( err == LDAP_SUCCESS && !op->o_noop ) {
173 ap = attr_find( save_attrs, mod->sm_desc );
174 if ( ap ) ap->a_flags |= SLAP_ATTR_IXDEL;
176 ap = attr_find( e->e_attrs, mod->sm_desc );
177 if ( ap ) ap->a_flags |= SLAP_ATTR_IXADD;
181 /* check that the entry still obeys the schema */
182 rc = entry_schema_check( be, e, save_attrs, text, textbuf, textlen );
183 if ( rc != LDAP_SUCCESS || op->o_noop ) {
184 attrs_free( e->e_attrs );
185 e->e_attrs = save_attrs;
187 if ( rc != LDAP_SUCCESS ) {
189 LDAP_LOG ( OPERATION, ERR, "bdb_modify_internal: "
190 "entry failed schema check %s\n",
193 Debug( LDAP_DEBUG_ANY,
194 "entry failed schema check: %s\n",
199 /* if NOOP then silently revert to saved attrs */
203 /* update the indices of the modified attributes */
205 /* start with deleting the old index entries */
206 for ( ap = save_attrs; ap != NULL; ap = ap->a_next ) {
207 if ( ap->a_flags & SLAP_ATTR_IXDEL ) {
208 rc = bdb_index_values( be, tid, ap->a_desc, ap->a_vals,
209 e->e_id, SLAP_INDEX_DELETE_OP );
210 if ( rc != LDAP_SUCCESS ) {
211 attrs_free( e->e_attrs );
212 e->e_attrs = save_attrs;
214 LDAP_LOG ( OPERATION, ERR,
215 "bdb_modify_internal: attribute index delete failure\n",
218 Debug( LDAP_DEBUG_ANY,
219 "Attribute index delete failure",
224 ap->a_flags &= ~SLAP_ATTR_IXDEL;
228 /* add the new index entries */
229 for ( ap = e->e_attrs; ap != NULL; ap = ap->a_next ) {
230 if (ap->a_flags & SLAP_ATTR_IXADD) {
231 rc = bdb_index_values( be, tid, ap->a_desc, ap->a_vals,
232 e->e_id, SLAP_INDEX_ADD_OP );
233 if ( rc != LDAP_SUCCESS ) {
234 attrs_free( e->e_attrs );
235 e->e_attrs = save_attrs;
237 LDAP_LOG ( OPERATION, ERR,
238 "bdb_modify_internal: attribute index add failure\n",
241 Debug( LDAP_DEBUG_ANY,
242 "Attribute index add failure",
247 ap->a_flags &= ~SLAP_ATTR_IXADD;
262 Modifications *modlist )
264 struct bdb_info *bdb = (struct bdb_info *) be->be_private;
266 Entry *matched = NULL;
268 int manageDSAit = get_manageDSAit( op );
269 const char *text = NULL;
270 char textbuf[SLAP_TEXT_BUFLEN];
271 size_t textlen = sizeof textbuf;
273 struct bdb_op_info opinfo;
280 #ifdef LDAP_CLIENT_UPDATE
282 struct psid_entry* pm_list;
283 struct psid_entry* pm_prev;
287 LDAP_LOG ( OPERATION, ENTRY, "bdb_modify: %s\n", dn->bv_val, 0, 0 );
289 Debug( LDAP_DEBUG_ARGS, "bdb_modify: %s\n", dn->bv_val, 0, 0 );
293 retry: /* transaction retry */
295 bdb_cache_delete_entry(&bdb->bi_cache, e);
296 bdb_unlocked_cache_return_entry_w(&bdb->bi_cache, e);
299 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: retrying...\n", 0, 0, 0 );
301 Debug(LDAP_DEBUG_TRACE,
302 "bdb_modify: retrying...\n", 0, 0, 0);
305 #ifdef LDAP_CLIENT_UPDATE
306 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
307 while ( pm_list != NULL ) {
308 LDAP_LIST_REMOVE ( pm_list, link );
310 pm_list = LDAP_LIST_NEXT ( pm_list, link );
315 rc = TXN_ABORT( ltid );
317 op->o_private = NULL;
320 text = "internal error";
323 ldap_pvt_thread_yield();
326 /* begin transaction */
327 rc = TXN_BEGIN( bdb->bi_dbenv, NULL, <id,
328 bdb->bi_db_opflags );
332 LDAP_LOG ( OPERATION, DETAIL1,
333 "bdb_modify: txn_begin failed: %s (%d)\n", db_strerror(rc), rc, 0 );
335 Debug( LDAP_DEBUG_TRACE,
336 "bdb_modify: txn_begin failed: %s (%d)\n",
337 db_strerror(rc), rc, 0 );
340 text = "internal error";
344 locker = TXN_ID ( ltid );
347 opinfo.boi_txn = ltid;
349 op->o_private = &opinfo;
352 rc = bdb_dn2entry_w( be, ltid, ndn, &e, &matched, 0, locker, &lock );
356 LDAP_LOG ( OPERATION, DETAIL1,
357 "bdb_modify: dn2entry failed: (%d)\n", rc, 0, 0 );
359 Debug( LDAP_DEBUG_TRACE,
360 "bdb_modify: dn2entry failed (%d)\n",
364 case DB_LOCK_DEADLOCK:
365 case DB_LOCK_NOTGRANTED:
370 text = "ldap server busy";
375 text = "internal error";
379 /* acquire and lock entry */
381 char* matched_dn = NULL;
384 if ( matched != NULL ) {
385 matched_dn = ch_strdup( matched->e_dn );
386 refs = is_entry_referral( matched )
387 ? get_entry_referrals( be, conn, op, matched )
389 bdb_unlocked_cache_return_entry_r (&bdb->bi_cache, matched);
393 refs = referral_rewrite( default_referral,
394 NULL, dn, LDAP_SCOPE_DEFAULT );
397 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
398 matched_dn, NULL, refs, NULL );
400 ber_bvarray_free( refs );
406 if ( !manageDSAit && is_entry_referral( e ) ) {
407 /* entry is a referral, don't allow modify */
408 BerVarray refs = get_entry_referrals( be,
412 LDAP_LOG ( OPERATION, DETAIL1, "bdb_modify: entry is referral\n", 0, 0, 0 );
414 Debug( LDAP_DEBUG_TRACE,
415 "bdb_modify: entry is referral\n",
419 send_ldap_result( conn, op, rc = LDAP_REFERRAL,
420 e->e_dn, NULL, refs, NULL );
422 ber_bvarray_free( refs );
426 #ifdef LDAP_CLIENT_UPDATE
427 if ( rc == LDAP_SUCCESS && !op->o_noop ) {
428 LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
429 bdb_psearch(be, conn, op, ps_list, e, LCUP_PSEARCH_BY_PREMODIFY );
432 #endif /* LDAP_CLIENT_UPDATE */
434 /* Modify the entry */
435 rc = bdb_modify_internal( be, conn, op, ltid, modlist, e,
436 &text, textbuf, textlen );
438 if( rc != LDAP_SUCCESS ) {
440 LDAP_LOG ( OPERATION, ERR,
441 "bdb_modify: modify failed (%d)\n", rc, 0, 0 );
443 Debug( LDAP_DEBUG_TRACE,
444 "bdb_modify: modify failed (%d)\n",
448 case DB_LOCK_DEADLOCK:
449 case DB_LOCK_NOTGRANTED:
455 /* change the entry itself */
456 rc = bdb_id2entry_update( be, ltid, e );
459 LDAP_LOG ( OPERATION, ERR,
460 "bdb_modify: id2entry update failed (%d)\n", rc, 0, 0 );
462 Debug( LDAP_DEBUG_TRACE,
463 "bdb_modify: id2entry update failed (%d)\n",
467 case DB_LOCK_DEADLOCK:
468 case DB_LOCK_NOTGRANTED:
471 text = "entry update failed";
476 if ( ( rc = TXN_ABORT( ltid ) ) != 0 ) {
477 text = "txn_abort (no-op) failed";
483 rc = TXN_COMMIT( ltid, 0 );
486 op->o_private = NULL;
490 LDAP_LOG ( OPERATION, ERR,
491 "bdb_modify: txn_%s failed %s (%d)\n",
492 op->o_noop ? "abort (no_op)" : "commit", db_strerror(rc), rc );
494 Debug( LDAP_DEBUG_TRACE,
495 "bdb_modify: txn_%s failed: %s (%d)\n",
496 op->o_noop ? "abort (no-op)" : "commit",
497 db_strerror(rc), rc );
500 text = "commit failed";
504 LDAP_LOG ( OPERATION, DETAIL1,
505 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
506 op->o_noop ? " (no_op)" : "", e->e_id, e->e_dn );
508 Debug( LDAP_DEBUG_TRACE,
509 "bdb_modify: updated%s id=%08lx dn=\"%s\"\n",
510 op->o_noop ? " (no-op)" : "",
518 send_ldap_result( conn, op, rc,
519 NULL, text, NULL, NULL );
521 #ifdef LDAP_CLIENT_UPDATE
522 if ( rc == LDAP_SUCCESS && !op->o_noop ) {
523 /* Loop through in-scope entries for each psearch spec */
524 LDAP_LIST_FOREACH ( ps_list, &bdb->psearch_list, link ) {
525 bdb_psearch( be, conn, op, ps_list, e, LCUP_PSEARCH_BY_MODIFY );
527 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
528 while ( pm_list != NULL ) {
529 bdb_psearch(be, conn, op, pm_list->ps->op,
530 e, LCUP_PSEARCH_BY_SCOPEOUT);
531 LDAP_LIST_REMOVE ( pm_list, link );
533 pm_list = LDAP_LIST_NEXT ( pm_list, link );
537 #endif /* LDAP_CLIENT_UPDATE */
539 if( rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
540 ldap_pvt_thread_yield();
541 TXN_CHECKPOINT( bdb->bi_dbenv,
542 bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
547 #ifdef LDAP_CLIENT_UPDATE
548 pm_list = LDAP_LIST_FIRST(&op->premodify_list);
549 while ( pm_list != NULL ) {
550 LDAP_LIST_REMOVE ( pm_list, link );
552 pm_list = LDAP_LIST_NEXT ( pm_list, link );
557 op->o_private = NULL;
561 bdb_unlocked_cache_return_entry_w (&bdb->bi_cache, e);
563 return ( ( rc == LDAP_SUCCESS ) ? noop : rc );