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 if ( !SLAP_SHADOW( op->o_bd ))
55 slap_add_opattrs( op, &rs->sr_text, textbuf, textlen, 1 );
57 /* check entry's schema */
58 rs->sr_err = entry_schema_check( op, op->oq_add.rs_e, NULL,
59 get_manageDIT(op), &rs->sr_text, textbuf, textlen );
60 if ( rs->sr_err != LDAP_SUCCESS ) {
61 Debug( LDAP_DEBUG_TRACE,
62 LDAP_XSTRING(bdb_add) ": entry failed schema check: "
63 "%s (%d)\n", rs->sr_text, rs->sr_err, 0 );
68 subentry = is_entry_subentry( op->oq_add.rs_e );
72 * acquire an ID outside of the operation transaction
73 * to avoid serializing adds.
75 rs->sr_err = bdb_next_id( op->o_bd, NULL, &op->oq_add.rs_e->e_id );
76 if( rs->sr_err != 0 ) {
77 Debug( LDAP_DEBUG_TRACE,
78 LDAP_XSTRING(bdb_add) ": next_id failed (%d)\n",
80 rs->sr_err = LDAP_OTHER;
81 rs->sr_text = "internal error";
86 retry: /* transaction retry */
88 /* free parent and reader lock */
89 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
92 rs->sr_err = TXN_ABORT( ltid );
95 op->o_do_not_cache = opinfo.boi_acl_cache;
96 if( rs->sr_err != 0 ) {
97 rs->sr_err = LDAP_OTHER;
98 rs->sr_text = "internal error";
101 if ( op->o_abandon ) {
102 rs->sr_err = SLAPD_ABANDON;
105 ldap_pvt_thread_yield();
106 bdb_trans_backoff( ++num_retries );
109 /* begin transaction */
110 rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, NULL, <id,
111 bdb->bi_db_opflags );
113 if( rs->sr_err != 0 ) {
114 Debug( LDAP_DEBUG_TRACE,
115 LDAP_XSTRING(bdb_add) ": txn_begin failed: %s (%d)\n",
116 db_strerror(rs->sr_err), rs->sr_err, 0 );
117 rs->sr_err = LDAP_OTHER;
118 rs->sr_text = "internal error";
122 locker = TXN_ID ( ltid );
124 opinfo.boi_bdb = op->o_bd;
125 opinfo.boi_txn = ltid;
126 opinfo.boi_locker = locker;
128 opinfo.boi_acl_cache = op->o_do_not_cache;
129 op->o_private = &opinfo;
132 * Get the parent dn and see if the corresponding entry exists.
134 if ( be_issuffix( op->o_bd, &op->oq_add.rs_e->e_nname ) ) {
137 dnParent( &op->oq_add.rs_e->e_nname, &pdn );
140 /* get entry or parent */
141 rs->sr_err = bdb_dn2entry( op, ltid, &op->ora_e->e_nname, &ei,
143 switch( rs->sr_err ) {
145 rs->sr_err = LDAP_ALREADY_EXISTS;
149 case DB_LOCK_DEADLOCK:
150 case DB_LOCK_NOTGRANTED:
153 rs->sr_text = "ldap server busy";
156 rs->sr_err = LDAP_OTHER;
157 rs->sr_text = "internal error";
163 if ( !bvmatch( &pdn, &p->e_nname ) ) {
164 rs->sr_matched = ber_strdup_x( p->e_name.bv_val,
166 rs->sr_ref = is_entry_referral( p )
167 ? get_entry_referrals( op, p )
169 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
171 Debug( LDAP_DEBUG_TRACE,
172 LDAP_XSTRING(bdb_add) ": parent "
173 "does not exist\n", 0, 0, 0 );
175 rs->sr_err = LDAP_REFERRAL;
176 rs->sr_flags = REP_MATCHED_MUSTBEFREED | REP_REF_MUSTBEFREED;
180 rs->sr_err = access_allowed( op, p,
181 children, NULL, ACL_WADD, NULL );
183 if ( ! rs->sr_err ) {
184 switch( opinfo.boi_err ) {
185 case DB_LOCK_DEADLOCK:
186 case DB_LOCK_NOTGRANTED:
190 Debug( LDAP_DEBUG_TRACE,
191 LDAP_XSTRING(bdb_add) ": no write access to parent\n",
193 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
194 rs->sr_text = "no write access to parent";
195 goto return_results;;
198 #ifdef BDB_SUBENTRIES
199 if ( is_entry_subentry( p ) ) {
200 /* parent is a subentry, don't allow add */
201 Debug( LDAP_DEBUG_TRACE,
202 LDAP_XSTRING(bdb_add) ": parent is subentry\n",
204 rs->sr_err = LDAP_OBJECT_CLASS_VIOLATION;
205 rs->sr_text = "parent is a subentry";
206 goto return_results;;
209 if ( is_entry_alias( p ) ) {
210 /* parent is an alias, don't allow add */
211 Debug( LDAP_DEBUG_TRACE,
212 LDAP_XSTRING(bdb_add) ": parent is alias\n",
214 rs->sr_err = LDAP_ALIAS_PROBLEM;
215 rs->sr_text = "parent is an alias";
216 goto return_results;;
219 if ( is_entry_referral( p ) ) {
220 /* parent is a referral, don't allow add */
221 rs->sr_matched = ber_strdup_x( p->e_name.bv_val,
223 rs->sr_ref = get_entry_referrals( op, p );
224 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
226 Debug( LDAP_DEBUG_TRACE,
227 LDAP_XSTRING(bdb_add) ": parent is referral\n",
230 rs->sr_err = LDAP_REFERRAL;
231 rs->sr_flags = REP_MATCHED_MUSTBEFREED | REP_REF_MUSTBEFREED;
235 #ifdef BDB_SUBENTRIES
238 /* parent must be an administrative point of the required kind */
242 /* free parent and reader lock */
243 bdb_unlocked_cache_return_entry_r( &bdb->bi_cache, p );
249 * if not attempting to add entry at suffix or with parent ""
251 if ((( !be_isroot( op ) && !be_shadow_update(op) )
252 || pdn.bv_len > 0 ) && !is_entry_glue( op->oq_add.rs_e ))
254 Debug( LDAP_DEBUG_TRACE,
255 LDAP_XSTRING(bdb_add) ": %s denied\n",
256 pdn.bv_len == 0 ? "suffix" : "entry at root",
258 rs->sr_err = LDAP_NO_SUCH_OBJECT;
263 if ( get_assert( op ) &&
264 ( test_filter( op, op->oq_add.rs_e, get_assertion( op ))
265 != LDAP_COMPARE_TRUE ))
267 rs->sr_err = LDAP_ASSERTION_FAILED;
271 rs->sr_err = access_allowed( op, op->oq_add.rs_e,
272 entry, NULL, ACL_WADD, NULL );
274 if ( ! rs->sr_err ) {
275 switch( opinfo.boi_err ) {
276 case DB_LOCK_DEADLOCK:
277 case DB_LOCK_NOTGRANTED:
281 Debug( LDAP_DEBUG_TRACE,
282 LDAP_XSTRING(bdb_add) ": no write access to entry\n",
284 rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
285 rs->sr_text = "no write access to entry";
286 goto return_results;;
289 /* nested transaction */
290 rs->sr_err = TXN_BEGIN( bdb->bi_dbenv, ltid, <2,
291 bdb->bi_db_opflags );
293 if( rs->sr_err != 0 ) {
294 Debug( LDAP_DEBUG_TRACE,
295 LDAP_XSTRING(bdb_add) ": txn_begin(2) failed: "
296 "%s (%d)\n", db_strerror(rs->sr_err), rs->sr_err, 0 );
297 rs->sr_err = LDAP_OTHER;
298 rs->sr_text = "internal error";
303 rs->sr_err = bdb_dn2id_add( op, lt2, ei, op->oq_add.rs_e );
304 if ( rs->sr_err != 0 ) {
305 Debug( LDAP_DEBUG_TRACE,
306 LDAP_XSTRING(bdb_add) ": dn2id_add failed: %s (%d)\n",
307 db_strerror(rs->sr_err), rs->sr_err, 0 );
309 switch( rs->sr_err ) {
310 case DB_LOCK_DEADLOCK:
311 case DB_LOCK_NOTGRANTED:
314 rs->sr_err = LDAP_ALREADY_EXISTS;
317 rs->sr_err = LDAP_OTHER;
323 rs->sr_err = bdb_id2entry_add( op->o_bd, lt2, op->oq_add.rs_e );
324 if ( rs->sr_err != 0 ) {
325 Debug( LDAP_DEBUG_TRACE,
326 LDAP_XSTRING(bdb_add) ": id2entry_add failed\n",
328 switch( rs->sr_err ) {
329 case DB_LOCK_DEADLOCK:
330 case DB_LOCK_NOTGRANTED:
333 rs->sr_err = LDAP_OTHER;
335 rs->sr_text = "entry store failed";
339 /* attribute indexes */
340 rs->sr_err = bdb_index_entry_add( op, lt2, op->oq_add.rs_e );
341 if ( rs->sr_err != LDAP_SUCCESS ) {
342 Debug( LDAP_DEBUG_TRACE,
343 LDAP_XSTRING(bdb_add) ": index_entry_add failed\n",
345 switch( rs->sr_err ) {
346 case DB_LOCK_DEADLOCK:
347 case DB_LOCK_NOTGRANTED:
350 rs->sr_err = LDAP_OTHER;
352 rs->sr_text = "index generation failed";
355 if ( TXN_COMMIT( lt2, 0 ) != 0 ) {
356 rs->sr_err = LDAP_OTHER;
357 rs->sr_text = "txn_commit(2) failed";
362 if( op->o_postread ) {
363 if( postread_ctrl == NULL ) {
364 postread_ctrl = &ctrls[num_ctrls++];
365 ctrls[num_ctrls] = NULL;
367 if ( slap_read_controls( op, rs, op->oq_add.rs_e,
368 &slap_post_read_bv, postread_ctrl ) )
370 Debug( LDAP_DEBUG_TRACE,
371 "<=- " LDAP_XSTRING(bdb_add) ": post-read "
372 "failed!\n", 0, 0, 0 );
378 if (( rs->sr_err=TXN_ABORT( ltid )) != 0 ) {
379 rs->sr_text = "txn_abort (no-op) failed";
381 rs->sr_err = LDAP_X_NO_OPERATION;
388 Entry *e = entry_dup( op->ora_e );
390 dnRdn( &e->e_nname, &nrdn );
392 bdb_cache_add( bdb, ei, e, &nrdn, locker );
394 if(( rs->sr_err=TXN_COMMIT( ltid, 0 )) != 0 ) {
395 rs->sr_text = "txn_commit failed";
397 rs->sr_err = LDAP_SUCCESS;
402 op->o_private = NULL;
404 if ( rs->sr_err != LDAP_SUCCESS ) {
405 Debug( LDAP_DEBUG_TRACE,
406 LDAP_XSTRING(bdb_add) ": %s : %s (%d)\n",
407 rs->sr_text, db_strerror(rs->sr_err), rs->sr_err );
408 rs->sr_err = LDAP_OTHER;
412 Debug(LDAP_DEBUG_TRACE,
413 LDAP_XSTRING(bdb_add) ": added%s id=%08lx dn=\"%s\"\n",
414 op->o_noop ? " (no-op)" : "",
415 op->oq_add.rs_e->e_id, op->oq_add.rs_e->e_dn );
418 if( num_ctrls ) rs->sr_ctrls = ctrls;
421 send_ldap_result( op, rs );
422 if ( !SLAP_SHADOW( op->o_bd ))
423 slap_graduate_commit_csn( op );
428 op->o_private = NULL;
430 if( postread_ctrl != NULL ) {
431 slap_sl_free( (*postread_ctrl)->ldctl_value.bv_val, op->o_tmpmemctx );
432 slap_sl_free( *postread_ctrl, op->o_tmpmemctx );
435 if( rs->sr_err == LDAP_SUCCESS && bdb->bi_txn_cp ) {
436 ldap_pvt_thread_yield();
437 TXN_CHECKPOINT( bdb->bi_dbenv,
438 bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );