1 /* add.c - ldap BerkeleyDB back-end add routine */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2000-2004 The OpenLDAP Foundation.
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>.
20 #include <ac/string.h>
26 bdb_add(Operation *op, SlapReply *rs )
28 struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
32 char textbuf[SLAP_TEXT_BUFLEN];
33 size_t textlen = sizeof textbuf;
34 AttributeDescription *children = slap_schema.si_ad_children;
35 AttributeDescription *entry = slap_schema.si_ad_entry;
36 DB_TXN *ltid = NULL, *lt2;
37 struct bdb_op_info opinfo;
48 EntryInfo *suffix_ei = NULL;
52 LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
56 LDAP_LOG ( OPERATION, ARGS, "==> bdb_add: %s\n",
57 op->oq_add.rs_e->e_name.bv_val, 0, 0 );
59 Debug(LDAP_DEBUG_ARGS, "==> bdb_add: %s\n",
60 op->oq_add.rs_e->e_name.bv_val, 0, 0);
63 /* check entry's schema */
64 rs->sr_err = entry_schema_check( op->o_bd, op->oq_add.rs_e,
65 NULL, &rs->sr_text, textbuf, textlen );
66 if ( rs->sr_err != LDAP_SUCCESS ) {
68 LDAP_LOG ( OPERATION, ERR,
69 "bdb_add: entry failed schema check: %s (%d)\n",
70 rs->sr_text, rs->sr_err, 0 );
72 Debug( LDAP_DEBUG_TRACE,
73 "bdb_add: entry failed schema check: %s (%d)\n",
74 rs->sr_text, rs->sr_err, 0 );
80 subentry = is_entry_subentry( op->oq_add.rs_e );
84 * acquire an ID outside of the operation transaction
85 * to avoid serializing adds.
87 rs->sr_err = bdb_next_id( op->o_bd, NULL, &op->oq_add.rs_e->e_id );
88 if( rs->sr_err != 0 ) {
90 LDAP_LOG ( OPERATION, ERR,
91 "bdb_add: next_id failed (%d)\n", rs->sr_err, 0, 0 );
93 Debug( LDAP_DEBUG_TRACE,
94 "bdb_add: next_id failed (%d)\n", rs->sr_err, 0, 0 );
96 rs->sr_err = LDAP_OTHER;
97 rs->sr_text = "internal error";
102 retry: /* transaction retry */
104 /* free parent and reader lock */
105 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
108 rs->sr_err = TXN_ABORT( ltid );
110 op->o_private = NULL;
111 op->o_do_not_cache = opinfo.boi_acl_cache;
112 if( rs->sr_err != 0 ) {
113 rs->sr_err = LDAP_OTHER;
114 rs->sr_text = "internal error";
117 ldap_pvt_thread_yield();
118 bdb_trans_backoff( ++num_retries );
121 /* begin transaction */
122 rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, <id,
123 bdb->bi_db_opflags );
125 if( rs->sr_err != 0 ) {
127 LDAP_LOG ( OPERATION, ERR,
128 "bdb_add: txn_begin failed: %s (%d)\n",
129 db_strerror(rs->sr_err), rs->sr_err, 0 );
131 Debug( LDAP_DEBUG_TRACE,
132 "bdb_add: txn_begin failed: %s (%d)\n",
133 db_strerror(rs->sr_err), rs->sr_err, 0 );
135 rs->sr_err = LDAP_OTHER;
136 rs->sr_text = "internal error";
140 locker = TXN_ID ( ltid );
142 opinfo.boi_bdb = op->o_bd;
143 opinfo.boi_txn = ltid;
144 opinfo.boi_locker = locker;
146 opinfo.boi_acl_cache = op->o_do_not_cache;
147 op->o_private = &opinfo;
150 * Get the parent dn and see if the corresponding entry exists.
152 if ( be_issuffix( op->o_bd, &op->oq_add.rs_e->e_nname ) ) {
155 dnParent( &op->oq_add.rs_e->e_nname, &pdn );
158 /* get entry or parent */
159 rs->sr_err = bdb_dn2entry( op, ltid, &op->ora_e->e_nname, &ei,
161 switch( rs->sr_err ) {
163 rs->sr_err = LDAP_ALREADY_EXISTS;
167 case DB_LOCK_DEADLOCK:
168 case DB_LOCK_NOTGRANTED:
171 rs->sr_text = "ldap server busy";
174 rs->sr_err = LDAP_OTHER;
175 rs->sr_text = "internal error";
181 if ( !bvmatch( &pdn, &p->e_nname ) ) {
182 rs->sr_matched = ber_strdup_x( p->e_name.bv_val,
184 rs->sr_ref = is_entry_referral( p )
185 ? get_entry_referrals( op, p )
187 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
190 LDAP_LOG ( OPERATION, DETAIL1, "bdb_add: parent does not exist\n",
193 Debug( LDAP_DEBUG_TRACE, "bdb_add: parent does not exist\n",
197 rs->sr_err = LDAP_REFERRAL;
198 send_ldap_result( op, rs );
200 ber_bvarray_free( rs->sr_ref );
201 op->o_tmpfree( (char *)rs->sr_matched, op->o_tmpmemctx );
203 rs->sr_matched = NULL;
208 rs->sr_err = access_allowed( op, p,
209 children, NULL, ACL_WRITE, NULL );
211 if ( ! rs->sr_err ) {
212 switch( opinfo.boi_err ) {
213 case DB_LOCK_DEADLOCK:
214 case DB_LOCK_NOTGRANTED:
219 LDAP_LOG ( OPERATION, DETAIL1,
220 "bdb_add: no write access to parent\n", 0, 0, 0 );
222 Debug( LDAP_DEBUG_TRACE,
223 "bdb_add: no write access to parent\n", 0, 0, 0 );
225 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
226 rs->sr_text = "no write access to parent";
227 goto return_results;;
230 #ifdef BDB_SUBENTRIES
231 if ( is_entry_subentry( p ) ) {
232 /* parent is a subentry, don't allow add */
234 LDAP_LOG ( OPERATION, DETAIL1,
235 "bdb_add: parent is subentry\n", 0, 0, 0 );
237 Debug( LDAP_DEBUG_TRACE, "bdb_add: parent is subentry\n",
240 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
241 rs->sr_text = "parent is a subentry";
242 goto return_results;;
246 if ( is_entry_alias( p ) ) {
247 /* parent is an alias, don't allow add */
249 LDAP_LOG ( OPERATION, DETAIL1,
250 "bdb_add: parent is alias\n", 0, 0, 0 );
252 Debug( LDAP_DEBUG_TRACE, "bdb_add: parent is alias\n",
255 rs->sr_err = LDAP_ALIAS_PROBLEM;
256 rs->sr_text = "parent is an alias";
257 goto return_results;;
261 if ( is_entry_referral( p ) ) {
262 /* parent is a referral, don't allow add */
263 rs->sr_matched = p->e_name.bv_val;
264 rs->sr_ref = get_entry_referrals( op, p );
267 LDAP_LOG ( OPERATION, DETAIL1,
268 "bdb_add: parent is referral\n", 0, 0, 0 );
270 Debug( LDAP_DEBUG_TRACE, "bdb_add: parent is referral\n",
274 rs->sr_err = LDAP_REFERRAL;
275 send_ldap_result( op, rs );
277 ber_bvarray_free( rs->sr_ref );
278 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
280 rs->sr_matched = NULL;
285 #ifdef BDB_SUBENTRIES
288 /* parent must be an administrative point of the required kind */
292 /* free parent and reader lock */
293 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
299 * if not attempting to add entry at suffix or with parent ""
301 if ((( !be_isroot( op ) && !be_shadow_update(op) )
302 || pdn.bv_len > 0 ) && !is_entry_glue( op->oq_add.rs_e ))
305 LDAP_LOG ( OPERATION, DETAIL1, "bdb_add: %s denied\n",
306 pdn.bv_len == 0 ? "suffix" : "entry at root", 0, 0 );
308 Debug( LDAP_DEBUG_TRACE, "bdb_add: %s denied\n",
309 pdn.bv_len == 0 ? "suffix" : "entry at root",
312 rs->sr_err = LDAP_NO_SUCH_OBJECT;
317 if ( get_assert( op ) &&
318 ( test_filter( op, op->oq_add.rs_e, get_assertion( op ))
319 != LDAP_COMPARE_TRUE ))
321 rs->sr_err = LDAP_ASSERTION_FAILED;
325 rs->sr_err = access_allowed( op, op->oq_add.rs_e,
326 entry, NULL, ACL_WRITE, NULL );
328 if ( ! rs->sr_err ) {
329 switch( opinfo.boi_err ) {
330 case DB_LOCK_DEADLOCK:
331 case DB_LOCK_NOTGRANTED:
336 LDAP_LOG ( OPERATION, DETAIL1,
337 "bdb_add: no write access to entry\n", 0, 0, 0 );
339 Debug( LDAP_DEBUG_TRACE, "bdb_add: no write access to entry\n",
342 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
343 rs->sr_text = "no write access to entry";
344 goto return_results;;
348 if( op->o_postread ) {
349 if ( slap_read_controls( op, rs, op->oq_add.rs_e,
350 &slap_post_read_bv, &ctrls[num_ctrls] ) )
353 LDAP_LOG ( OPERATION, DETAIL1,
354 "<=- bdb_add: post-read failed!\n", 0, 0, 0 );
356 Debug( LDAP_DEBUG_TRACE,
357 "<=- bdb_add: post-read failed!\n", 0, 0, 0 );
361 ctrls[++num_ctrls] = NULL;
364 /* nested transaction */
365 rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, <2,
366 bdb->bi_db_opflags );
368 if( rs->sr_err != 0 ) {
370 LDAP_LOG ( OPERATION, ERR,
371 "bdb_add: txn_begin(2) failed: %s (%d)\n",
372 db_strerror(rs->sr_err), rs->sr_err, 0 );
374 Debug( LDAP_DEBUG_TRACE,
375 "bdb_add: txn_begin(2) failed: %s (%d)\n",
376 db_strerror(rs->sr_err), rs->sr_err, 0 );
378 rs->sr_err = LDAP_OTHER;
379 rs->sr_text = "internal error";
383 /* This is the first add to a root DB, need to make the suffix glue */
384 if ( pdn.bv_len == 0 && ei->bei_id == 0 ) {
386 e_root.e_name.bv_val = "";
387 e_root.e_nname.bv_val = "";
389 rs->sr_err = bdb_dn2id_add( op, lt2, ei, &e_root );
391 /* Just give up on any failure. */
393 rs->sr_err = LDAP_OTHER;
397 /* Get a new ID for the actual entry */
398 if ( op->oq_add.rs_e->e_id == 1 ) {
399 rs->sr_err = bdb_next_id( op->o_bd, NULL, &op->oq_add.rs_e->e_id );
401 rs->sr_err = LDAP_OTHER;
406 /* Get new EntryInfo */
407 rs->sr_err = bdb_dn2entry( op, ltid, &op->ora_e->e_nname, &ei,
409 if (rs->sr_err != DB_NOTFOUND) {
410 rs->sr_err = LDAP_OTHER;
416 rs->sr_err = bdb_dn2id_add( op, lt2, ei, op->oq_add.rs_e );
417 if ( rs->sr_err != 0 ) {
419 LDAP_LOG ( OPERATION, ERR,
420 "bdb_add: dn2id_add failed: %s (%d)\n",
421 db_strerror(rs->sr_err), rs->sr_err, 0 );
423 Debug( LDAP_DEBUG_TRACE, "bdb_add: dn2id_add failed: %s (%d)\n",
424 db_strerror(rs->sr_err), rs->sr_err, 0 );
427 switch( rs->sr_err ) {
428 case DB_LOCK_DEADLOCK:
429 case DB_LOCK_NOTGRANTED:
432 rs->sr_err = LDAP_ALREADY_EXISTS;
435 rs->sr_err = LDAP_OTHER;
441 rs->sr_err = bdb_id2entry_add( op->o_bd, lt2, op->oq_add.rs_e );
442 if ( rs->sr_err != 0 ) {
444 LDAP_LOG ( OPERATION, ERR, "bdb_add: id2entry_add failed\n", 0, 0, 0 );
446 Debug( LDAP_DEBUG_TRACE, "bdb_add: id2entry_add failed\n",
449 switch( rs->sr_err ) {
450 case DB_LOCK_DEADLOCK:
451 case DB_LOCK_NOTGRANTED:
454 rs->sr_err = LDAP_OTHER;
456 rs->sr_text = "entry store failed";
460 /* attribute indexes */
461 rs->sr_err = bdb_index_entry_add( op, lt2, op->oq_add.rs_e );
462 if ( rs->sr_err != LDAP_SUCCESS ) {
464 LDAP_LOG ( OPERATION, ERR,
465 "bdb_add: index_entry_add failed\n", 0, 0, 0 );
467 Debug( LDAP_DEBUG_TRACE, "bdb_add: index_entry_add failed\n",
470 switch( rs->sr_err ) {
471 case DB_LOCK_DEADLOCK:
472 case DB_LOCK_NOTGRANTED:
475 rs->sr_err = LDAP_OTHER;
477 rs->sr_text = "index generation failed";
480 if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
481 rs->sr_err = LDAP_OTHER;
482 rs->sr_text = "txn_commit(2) failed";
486 if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
487 rc = bdb_csn_commit( op, rs, ltid, ei, &suffix_ei,
488 &ctxcsn_e, &ctxcsn_added, locker );
498 if (( rs->sr_err=TXN_ABORT( ltid )) != 0 ) {
499 rs->sr_text = "txn_abort (no-op) failed";
501 rs->sr_err = LDAP_NO_OPERATION;
507 Entry *e = entry_dup( op->ora_e );
510 nrdn.bv_val = e->e_nname.bv_val;
511 nrdn.bv_len = pdn.bv_val - op->ora_e->e_nname.bv_val - 1;
516 bdb_cache_add( bdb, ei, e, &nrdn, locker );
518 if ( suffix_ei == NULL ) {
522 if ( LDAP_STAILQ_EMPTY( &op->o_bd->be_syncinfo )) {
523 if ( ctxcsn_added ) {
524 bdb_cache_add( bdb, suffix_ei, ctxcsn_e,
525 (struct berval *)&slap_ldapsync_cn_bv, locker );
529 if ( rs->sr_err == LDAP_SUCCESS && !op->o_no_psearch ) {
530 ldap_pvt_thread_rdwr_rlock( &bdb->bi_pslist_rwlock );
532 LDAP_LIST_FOREACH ( ps_list, &bdb->bi_psearch_list, o_ps_link ) {
533 bdb_psearch( op, rs, ps_list, e,
534 LDAP_PSEARCH_BY_ADD );
536 ldap_pvt_thread_rdwr_runlock( &bdb->bi_pslist_rwlock );
539 if(( rs->sr_err=TXN_COMMIT( ltid, 0 )) != 0 ) {
540 rs->sr_text = "txn_commit failed";
542 rs->sr_err = LDAP_SUCCESS;
547 op->o_private = NULL;
549 if ( rs->sr_err != LDAP_SUCCESS ) {
551 LDAP_LOG ( OPERATION, ERR, "bdb_add: %s : %s (%d)\n",
552 rs->sr_text, db_strerror(rs->sr_err), rs->sr_err );
554 Debug( LDAP_DEBUG_TRACE, "bdb_add: %s : %s (%d)\n",
555 rs->sr_text, db_strerror(rs->sr_err), rs->sr_err );
557 rs->sr_err = LDAP_OTHER;
562 LDAP_LOG ( OPERATION, RESULTS,
563 "bdb_add: added%s id=%08lx dn=\"%s\"\n",
564 op->o_noop ? " (no-op)" : "",
565 op->oq_add.rs_e->e_id, op->oq_add.rs_e->e_dn );
567 Debug(LDAP_DEBUG_TRACE, "bdb_add: added%s id=%08lx dn=\"%s\"\n",
568 op->o_noop ? " (no-op)" : "",
569 op->oq_add.rs_e->e_id, op->oq_add.rs_e->e_dn );
573 if( num_ctrls ) rs->sr_ctrls = ctrls;
576 send_ldap_result( op, rs );
578 if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
579 ldap_pvt_thread_yield();
580 TXN_CHECKPOINT( bdb->bi_dbenv,
581 bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
587 op->o_private = NULL;