1 /* delete.c - bdb backend delete routine */
4 * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
11 #include <ac/string.h>
25 struct bdb_info *bdb = (struct bdb_info *) be->be_private;
31 int manageDSAit = get_manageDSAit( op );
32 AttributeDescription *children = slap_schema.si_ad_children;
34 struct bdb_op_info opinfo;
36 Debug( LDAP_DEBUG_ARGS, "==> bdb_delete: %s\n", dn, 0, 0 );
39 retry: /* transaction retry */
40 Debug( LDAP_DEBUG_TRACE, "==> bdb_delete: retrying...\n", 0, 0, 0 );
41 rc = txn_abort( ltid );
46 text = "internal error";
52 /* begin transaction */
53 rc = txn_begin( bdb->bi_dbenv, NULL, <id,
57 Debug( LDAP_DEBUG_TRACE,
58 "bdb_delete: txn_begin failed: %s (%d)\n",
59 db_strerror(rc), rc, 0 );
61 text = "internal error";
67 opinfo.boi_txn = ltid;
69 op->o_private = &opinfo;
71 /* get entry for read/modify/write */
72 rc = bdb_dn2entry( be, ltid, ndn, &e, &matched, DB_RMW );
78 case DB_LOCK_DEADLOCK:
79 case DB_LOCK_NOTGRANTED:
83 text = "internal error";
88 char *matched_dn = NULL;
91 Debug( LDAP_DEBUG_ARGS,
92 "<=- bdb_delete: no such object %s\n",
95 if ( matched != NULL ) {
96 matched_dn = ch_strdup( matched->e_dn );
97 refs = is_entry_referral( matched )
98 ? get_entry_referrals( be, conn, op, matched,
99 dn, LDAP_SCOPE_DEFAULT )
101 bdb_entry_return( be, matched );
105 refs = referral_rewrite( default_referral,
106 NULL, dn, LDAP_SCOPE_DEFAULT );
109 send_ldap_result( conn, op, LDAP_REFERRAL,
110 matched_dn, NULL, refs, NULL );
112 ber_bvecfree( refs );
119 pdn = dn_parent( be, ndn );
121 if( pdn != NULL && *pdn != '\0' ) {
123 rc = bdb_dn2entry( be, ltid, pdn, &p, NULL, 0 );
131 case DB_LOCK_DEADLOCK:
132 case DB_LOCK_NOTGRANTED:
136 text = "internal error";
141 Debug( LDAP_DEBUG_TRACE,
142 "<=- bdb_delete: parent does not exist\n",
145 text = "could not locate parent of entry";
149 /* check parent for "children" acl */
150 rc = access_allowed( be, conn, op, p,
151 children, NULL, ACL_WRITE );
153 bdb_entry_return( be, p );
157 Debug( LDAP_DEBUG_TRACE,
158 "<=- bdb_delete: no access to parent\n",
160 rc = LDAP_INSUFFICIENT_ACCESS;
167 /* no parent, must be root to delete */
168 if( ! be_isroot( be, op->o_ndn ) ) {
169 if ( be_issuffix( be, "" ) || be_isupdate( be, op->o_ndn ) ) {
170 p = (Entry *)&slap_entry_root;
172 /* check parent for "children" acl */
173 rc = access_allowed( be, conn, op, p,
174 children, NULL, ACL_WRITE );
178 Debug( LDAP_DEBUG_TRACE,
179 "<=- bdb_delete: no access "
180 "to parent\n", 0, 0, 0 );
181 rc = LDAP_INSUFFICIENT_ACCESS;
186 Debug( LDAP_DEBUG_TRACE,
187 "<=- bdb_delete: no parent "
188 "and not root\n", 0, 0, 0);
189 rc = LDAP_INSUFFICIENT_ACCESS;
195 if ( !manageDSAit && is_entry_referral( e ) ) {
196 /* parent is a referral, don't allow add */
197 /* parent is an alias, don't allow add */
198 struct berval **refs = get_entry_referrals( be,
199 conn, op, e, dn, LDAP_SCOPE_DEFAULT );
201 Debug( LDAP_DEBUG_TRACE,
202 "bdb_delete: entry is referral\n",
205 send_ldap_result( conn, op, LDAP_REFERRAL,
206 e->e_dn, NULL, refs, NULL );
208 ber_bvecfree( refs );
214 rc = bdb_dn2id_children( be, ltid, e->e_ndn );
215 if( rc != DB_NOTFOUND ) {
217 case DB_LOCK_DEADLOCK:
218 case DB_LOCK_NOTGRANTED:
221 Debug(LDAP_DEBUG_ARGS,
222 "<=- bdb_delete: non-leaf %s\n",
224 rc = LDAP_NOT_ALLOWED_ON_NONLEAF;
225 text = "subtree delete not supported";
228 Debug(LDAP_DEBUG_ARGS,
229 "<=- bdb_delete: has_children failed: %s (%d)\n",
230 db_strerror(rc), rc, 0 );
232 text = "internal error";
237 /* delete from dn2id */
238 rc = bdb_dn2id_delete( be, ltid, e->e_ndn, e->e_id );
241 case DB_LOCK_DEADLOCK:
242 case DB_LOCK_NOTGRANTED:
247 Debug(LDAP_DEBUG_ARGS,
248 "<=- bdb_delete: dn2id failed: %s (%d)\n",
249 db_strerror(rc), rc, 0 );
250 text = "DN index delete failed";
254 /* delete indices for old attributes */
255 rc = bdb_index_entry_del( be, ltid, e, e->e_attrs );
256 if ( rc != LDAP_SUCCESS ) {
258 case DB_LOCK_DEADLOCK:
259 case DB_LOCK_NOTGRANTED:
264 Debug( LDAP_DEBUG_ANY, "entry index delete failed!\n",
266 text = "entry index delete failed";
270 /* delete from id2entry */
271 rc = bdb_id2entry_delete( be, ltid, e->e_id );
274 case DB_LOCK_DEADLOCK:
275 case DB_LOCK_NOTGRANTED:
280 Debug(LDAP_DEBUG_ARGS,
281 "<=- bdb_delete: id2entry failed: %s (%d)\n",
282 db_strerror(rc), rc, 0 );
283 text = "entry delete failed";
288 rc = txn_commit( ltid, 0 );
291 op->o_private = NULL;
294 Debug( LDAP_DEBUG_TRACE,
295 "bdb_delete: txn_commit failed: %s (%d)\n",
296 db_strerror(rc), rc, 0 );
298 text = "commit failed";
301 Debug( LDAP_DEBUG_TRACE,
302 "bdb_delete: deleted id=%08lx dn=\"%s\"\n",
303 e->e_id, e->e_dn, 0 );
309 send_ldap_result( conn, op, LDAP_SUCCESS,
310 NULL, text, NULL, NULL );
312 if(rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
313 ldap_pvt_thread_yield();
314 txn_checkpoint( bdb->bi_dbenv,
315 bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
321 bdb_entry_return( be, e );
326 op->o_private = NULL;