1 /* add.c - ldap BerkeleyDB back-end add routine */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 * Copyright 2000-2005 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>
25 bdb_add(Operation *op, SlapReply *rs )
27 struct bdb_info *bdb = (struct bdb_info *) op->o_bd->be_private;
31 char textbuf[SLAP_TEXT_BUFLEN];
32 size_t textlen = sizeof textbuf;
33 AttributeDescription *children = slap_schema.si_ad_children;
34 AttributeDescription *entry = slap_schema.si_ad_entry;
35 DB_TXN *ltid = NULL, *lt2;
36 struct bdb_op_info opinfo = {0};
45 LDAPControl **postread_ctrl = NULL;
46 LDAPControl *ctrls[SLAP_MAX_RESPONSE_CONTROLS];
49 Debug(LDAP_DEBUG_ARGS, "==> " LDAP_XSTRING(bdb_add) ": %s\n",
50 op->oq_add.rs_e->e_name.bv_val, 0, 0);
54 slap_add_opattrs( op, &rs->sr_text, textbuf, textlen, 1 );
56 /* check entry's schema */
57 rs->sr_err = entry_schema_check( op, op->oq_add.rs_e, NULL,
58 get_manageDIT(op), &rs->sr_text, textbuf, textlen );
59 if ( rs->sr_err != LDAP_SUCCESS ) {
60 Debug( LDAP_DEBUG_TRACE,
61 LDAP_XSTRING(bdb_add) ": entry failed schema check: "
62 "%s (%d)\n", rs->sr_text, rs->sr_err, 0 );
67 subentry = is_entry_subentry( op->oq_add.rs_e );
71 * acquire an ID outside of the operation transaction
72 * to avoid serializing adds.
74 rs->sr_err = bdb_next_id( op->o_bd, NULL, &op->oq_add.rs_e->e_id );
75 if( rs->sr_err != 0 ) {
76 Debug( LDAP_DEBUG_TRACE,
77 LDAP_XSTRING(bdb_add) ": next_id failed (%d)\n",
79 rs->sr_err = LDAP_OTHER;
80 rs->sr_text = "internal error";
85 retry: /* transaction retry */
87 /* free parent and reader lock */
88 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
91 rs->sr_err = TXN_ABORT( ltid );
94 op->o_do_not_cache = opinfo.boi_acl_cache;
95 if( rs->sr_err != 0 ) {
96 rs->sr_err = LDAP_OTHER;
97 rs->sr_text = "internal error";
100 if ( op->o_abandon ) {
101 rs->sr_err = SLAPD_ABANDON;
104 ldap_pvt_thread_yield();
105 bdb_trans_backoff( ++num_retries );
108 /* begin transaction */
109 rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, <id,
110 bdb->bi_db_opflags );
112 if( rs->sr_err != 0 ) {
113 Debug( LDAP_DEBUG_TRACE,
114 LDAP_XSTRING(bdb_add) ": txn_begin failed: %s (%d)\n",
115 db_strerror(rs->sr_err), rs->sr_err, 0 );
116 rs->sr_err = LDAP_OTHER;
117 rs->sr_text = "internal error";
121 locker = TXN_ID ( ltid );
123 opinfo.boi_bdb = op->o_bd;
124 opinfo.boi_txn = ltid;
125 opinfo.boi_locker = locker;
127 opinfo.boi_acl_cache = op->o_do_not_cache;
128 op->o_private = &opinfo;
131 * Get the parent dn and see if the corresponding entry exists.
133 if ( be_issuffix( op->o_bd, &op->oq_add.rs_e->e_nname ) ) {
136 dnParent( &op->oq_add.rs_e->e_nname, &pdn );
139 /* get entry or parent */
140 rs->sr_err = bdb_dn2entry( op, ltid, &op->ora_e->e_nname, &ei,
142 switch( rs->sr_err ) {
144 rs->sr_err = LDAP_ALREADY_EXISTS;
148 case DB_LOCK_DEADLOCK:
149 case DB_LOCK_NOTGRANTED:
152 rs->sr_text = "ldap server busy";
155 rs->sr_err = LDAP_OTHER;
156 rs->sr_text = "internal error";
162 if ( !bvmatch( &pdn, &p->e_nname ) ) {
163 rs->sr_matched = ber_strdup_x( p->e_name.bv_val,
165 rs->sr_ref = is_entry_referral( p )
166 ? get_entry_referrals( op, p )
168 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
170 Debug( LDAP_DEBUG_TRACE,
171 LDAP_XSTRING(bdb_add) ": parent "
172 "does not exist\n", 0, 0, 0 );
174 rs->sr_err = LDAP_REFERRAL;
175 rs->sr_flags = REP_MATCHED_MUSTBEFREED | REP_REF_MUSTBEFREED;
179 rs->sr_err = access_allowed( op, p,
180 children, NULL, ACL_WADD, NULL );
182 if ( ! rs->sr_err ) {
183 switch( opinfo.boi_err ) {
184 case DB_LOCK_DEADLOCK:
185 case DB_LOCK_NOTGRANTED:
189 Debug( LDAP_DEBUG_TRACE,
190 LDAP_XSTRING(bdb_add) ": no write access to parent\n",
192 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
193 rs->sr_text = "no write access to parent";
194 goto return_results;;
197 #ifdef BDB_SUBENTRIES
198 if ( is_entry_subentry( p ) ) {
199 /* parent is a subentry, don't allow add */
200 Debug( LDAP_DEBUG_TRACE,
201 LDAP_XSTRING(bdb_add) ": parent is subentry\n",
203 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
204 rs->sr_text = "parent is a subentry";
205 goto return_results;;
208 if ( is_entry_alias( p ) ) {
209 /* parent is an alias, don't allow add */
210 Debug( LDAP_DEBUG_TRACE,
211 LDAP_XSTRING(bdb_add) ": parent is alias\n",
213 rs->sr_err = LDAP_ALIAS_PROBLEM;
214 rs->sr_text = "parent is an alias";
215 goto return_results;;
218 if ( is_entry_referral( p ) ) {
219 /* parent is a referral, don't allow add */
220 rs->sr_matched = ber_strdup_x( p->e_name.bv_val,
222 rs->sr_ref = get_entry_referrals( op, p );
223 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
225 Debug( LDAP_DEBUG_TRACE,
226 LDAP_XSTRING(bdb_add) ": parent is referral\n",
229 rs->sr_err = LDAP_REFERRAL;
230 rs->sr_flags = REP_MATCHED_MUSTBEFREED | REP_REF_MUSTBEFREED;
234 #ifdef BDB_SUBENTRIES
237 /* parent must be an administrative point of the required kind */
241 /* free parent and reader lock */
242 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
248 * if not attempting to add entry at suffix or with parent ""
250 if ((( !be_isroot( op ) && !be_shadow_update(op) )
251 || pdn.bv_len > 0 ) && !is_entry_glue( op->oq_add.rs_e ))
253 Debug( LDAP_DEBUG_TRACE,
254 LDAP_XSTRING(bdb_add) ": %s denied\n",
255 pdn.bv_len == 0 ? "suffix" : "entry at root",
257 rs->sr_err = LDAP_NO_SUCH_OBJECT;
262 if ( get_assert( op ) &&
263 ( test_filter( op, op->oq_add.rs_e, get_assertion( op ))
264 != LDAP_COMPARE_TRUE ))
266 rs->sr_err = LDAP_ASSERTION_FAILED;
270 rs->sr_err = access_allowed( op, op->oq_add.rs_e,
271 entry, NULL, ACL_WADD, NULL );
273 if ( ! rs->sr_err ) {
274 switch( opinfo.boi_err ) {
275 case DB_LOCK_DEADLOCK:
276 case DB_LOCK_NOTGRANTED:
280 Debug( LDAP_DEBUG_TRACE,
281 LDAP_XSTRING(bdb_add) ": no write access to entry\n",
283 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
284 rs->sr_text = "no write access to entry";
285 goto return_results;;
288 /* nested transaction */
289 rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, <2,
290 bdb->bi_db_opflags );
292 if( rs->sr_err != 0 ) {
293 Debug( LDAP_DEBUG_TRACE,
294 LDAP_XSTRING(bdb_add) ": txn_begin(2) failed: "
295 "%s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
296 rs->sr_err = LDAP_OTHER;
297 rs->sr_text = "internal error";
302 rs->sr_err = bdb_dn2id_add( op, lt2, ei, op->oq_add.rs_e );
303 if ( rs->sr_err != 0 ) {
304 Debug( LDAP_DEBUG_TRACE,
305 LDAP_XSTRING(bdb_add) ": dn2id_add failed: %s (%d)\n",
306 db_strerror(rs->sr_err), rs->sr_err, 0 );
308 switch( rs->sr_err ) {
309 case DB_LOCK_DEADLOCK:
310 case DB_LOCK_NOTGRANTED:
313 rs->sr_err = LDAP_ALREADY_EXISTS;
316 rs->sr_err = LDAP_OTHER;
322 rs->sr_err = bdb_id2entry_add( op->o_bd, lt2, op->oq_add.rs_e );
323 if ( rs->sr_err != 0 ) {
324 Debug( LDAP_DEBUG_TRACE,
325 LDAP_XSTRING(bdb_add) ": id2entry_add failed\n",
327 switch( rs->sr_err ) {
328 case DB_LOCK_DEADLOCK:
329 case DB_LOCK_NOTGRANTED:
332 rs->sr_err = LDAP_OTHER;
334 rs->sr_text = "entry store failed";
338 /* attribute indexes */
339 rs->sr_err = bdb_index_entry_add( op, lt2, op->oq_add.rs_e );
340 if ( rs->sr_err != LDAP_SUCCESS ) {
341 Debug( LDAP_DEBUG_TRACE,
342 LDAP_XSTRING(bdb_add) ": index_entry_add failed\n",
344 switch( rs->sr_err ) {
345 case DB_LOCK_DEADLOCK:
346 case DB_LOCK_NOTGRANTED:
349 rs->sr_err = LDAP_OTHER;
351 rs->sr_text = "index generation failed";
354 if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
355 rs->sr_err = LDAP_OTHER;
356 rs->sr_text = "txn_commit(2) failed";
361 if( op->o_postread ) {
362 if( postread_ctrl == NULL ) {
363 postread_ctrl = &ctrls[num_ctrls++];
364 ctrls[num_ctrls] = NULL;
366 if ( slap_read_controls( op, rs, op->oq_add.rs_e,
367 &slap_post_read_bv, postread_ctrl ) )
369 Debug( LDAP_DEBUG_TRACE,
370 "<=- " LDAP_XSTRING(bdb_add) ": post-read "
371 "failed!\n", 0, 0, 0 );
377 if (( rs->sr_err=TXN_ABORT( ltid )) != 0 ) {
378 rs->sr_text = "txn_abort (no-op) failed";
380 rs->sr_err = LDAP_NO_OPERATION;
387 Entry *e = entry_dup( op->ora_e );
390 nrdn.bv_val = e->e_nname.bv_val;
391 nrdn.bv_len = pdn.bv_val - op->ora_e->e_nname.bv_val - 1;
396 bdb_cache_add( bdb, ei, e, &nrdn, locker );
398 if(( rs->sr_err=TXN_COMMIT( ltid, 0 )) != 0 ) {
399 rs->sr_text = "txn_commit failed";
401 rs->sr_err = LDAP_SUCCESS;
406 op->o_private = NULL;
408 if ( rs->sr_err != LDAP_SUCCESS ) {
409 Debug( LDAP_DEBUG_TRACE,
410 LDAP_XSTRING(bdb_add) ": %s : %s (%d)\n",
411 rs->sr_text, db_strerror(rs->sr_err), rs->sr_err );
412 rs->sr_err = LDAP_OTHER;
416 Debug(LDAP_DEBUG_TRACE,
417 LDAP_XSTRING(bdb_add) ": added%s id=%08lx dn=\"%s\"\n",
418 op->o_noop ? " (no-op)" : "",
419 op->oq_add.rs_e->e_id, op->oq_add.rs_e->e_dn );
422 if( num_ctrls ) rs->sr_ctrls = ctrls;
425 send_ldap_result( op, rs );
426 if ( !SLAP_SHADOW( op->o_bd ))
427 slap_graduate_commit_csn( op );
432 op->o_private = NULL;
434 if( postread_ctrl != NULL ) {
435 slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
436 slap_sl_free( *postread_ctrl, op->o_tmpmemctx );
439 if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
440 ldap_pvt_thread_yield();
441 TXN_CHECKPOINT( bdb->bi_dbenv,
442 bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );