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, 0 );
56 Debug( LDAP_DEBUG_TRACE,
57 "bdb_delete: txn_begin failed: %s (%d)\n",
58 db_strerror(rc), rc, 0 );
60 text = "internal error";
66 opinfo.boi_txn = ltid;
68 op->o_private = &opinfo;
70 /* get entry for read/modify/write */
71 rc = bdb_dn2entry( be, ltid, ndn, &e, &matched, DB_RMW );
77 case DB_LOCK_DEADLOCK:
78 case DB_LOCK_NOTGRANTED:
82 text = "internal error";
87 char *matched_dn = NULL;
90 Debug( LDAP_DEBUG_ARGS,
91 "<=- bdb_delete: no such object %s\n",
94 if ( matched != NULL ) {
95 matched_dn = ch_strdup( matched->e_dn );
96 refs = is_entry_referral( matched )
97 ? get_entry_referrals( be, conn, op, matched,
98 dn, LDAP_SCOPE_DEFAULT )
100 bdb_entry_return( be, matched );
104 refs = referral_rewrite( default_referral,
105 NULL, dn, LDAP_SCOPE_DEFAULT );
108 send_ldap_result( conn, op, LDAP_REFERRAL,
109 matched_dn, NULL, refs, NULL );
111 ber_bvecfree( refs );
118 pdn = dn_parent( be, ndn );
120 if( pdn != NULL && *pdn != '\0' ) {
122 rc = bdb_dn2entry( be, ltid, pdn, &p, NULL, 0 );
130 case DB_LOCK_DEADLOCK:
131 case DB_LOCK_NOTGRANTED:
135 text = "internal error";
140 Debug( LDAP_DEBUG_TRACE,
141 "<=- bdb_delete: parent does not exist\n",
144 text = "could not locate parent of entry";
148 /* check parent for "children" acl */
149 rc = access_allowed( be, conn, op, p,
150 children, NULL, ACL_WRITE );
152 bdb_entry_return( be, p );
156 Debug( LDAP_DEBUG_TRACE,
157 "<=- bdb_delete: no access to parent\n",
159 rc = LDAP_INSUFFICIENT_ACCESS;
166 /* no parent, must be root to delete */
167 if( ! be_isroot( be, op->o_ndn ) ) {
168 if ( be_issuffix( be, "" ) || be_isupdate( be, op->o_ndn ) ) {
169 p = (Entry *)&slap_entry_root;
171 /* check parent for "children" acl */
172 rc = access_allowed( be, conn, op, p,
173 children, NULL, ACL_WRITE );
177 Debug( LDAP_DEBUG_TRACE,
178 "<=- bdb_delete: no access "
179 "to parent\n", 0, 0, 0 );
180 rc = LDAP_INSUFFICIENT_ACCESS;
185 Debug( LDAP_DEBUG_TRACE,
186 "<=- bdb_delete: no parent "
187 "and not root\n", 0, 0, 0);
188 rc = LDAP_INSUFFICIENT_ACCESS;
194 if ( !manageDSAit && is_entry_referral( e ) ) {
195 /* parent is a referral, don't allow add */
196 /* parent is an alias, don't allow add */
197 struct berval **refs = get_entry_referrals( be,
198 conn, op, e, dn, LDAP_SCOPE_DEFAULT );
200 Debug( LDAP_DEBUG_TRACE,
201 "bdb_delete: entry is referral\n",
204 send_ldap_result( conn, op, LDAP_REFERRAL,
205 e->e_dn, NULL, refs, NULL );
207 ber_bvecfree( refs );
213 rc = bdb_dn2id_children( be, ltid, e->e_ndn );
214 if( rc != DB_NOTFOUND ) {
216 case DB_LOCK_DEADLOCK:
217 case DB_LOCK_NOTGRANTED:
220 Debug(LDAP_DEBUG_ARGS,
221 "<=- bdb_delete: non-leaf %s\n",
223 rc = LDAP_NOT_ALLOWED_ON_NONLEAF;
224 text = "subtree delete not supported";
227 Debug(LDAP_DEBUG_ARGS,
228 "<=- bdb_delete: has_children failed: %s (%d)\n",
229 db_strerror(rc), rc, 0 );
231 text = "internal error";
236 /* delete from dn2id */
237 rc = bdb_dn2id_delete( be, ltid, e->e_ndn, e->e_id );
240 case DB_LOCK_DEADLOCK:
241 case DB_LOCK_NOTGRANTED:
246 Debug(LDAP_DEBUG_ARGS,
247 "<=- bdb_delete: dn2id failed: %s (%d)\n",
248 db_strerror(rc), rc, 0 );
249 text = "DN index delete failed";
253 /* delete indices for old attributes */
254 rc = bdb_index_entry_del( be, ltid, e, e->e_attrs );
255 if ( rc != LDAP_SUCCESS ) {
257 case DB_LOCK_DEADLOCK:
258 case DB_LOCK_NOTGRANTED:
263 Debug( LDAP_DEBUG_ANY, "entry index delete failed!\n",
265 text = "entry index delete failed";
269 /* delete from id2entry */
270 rc = bdb_id2entry_delete( be, ltid, e->e_id );
273 case DB_LOCK_DEADLOCK:
274 case DB_LOCK_NOTGRANTED:
279 Debug(LDAP_DEBUG_ARGS,
280 "<=- bdb_delete: id2entry failed: %s (%d)\n",
281 db_strerror(rc), rc, 0 );
282 text = "entry delete failed";
287 rc = txn_commit( ltid, 0 );
289 op->o_private = NULL;
292 Debug( LDAP_DEBUG_TRACE,
293 "bdb_delete: txn_commit failed: %s (%d)\n",
294 db_strerror(rc), rc, 0 );
296 text = "commit failed";
299 Debug( LDAP_DEBUG_TRACE,
300 "bdb_delete: deleted id=%08lx dn=\"%s\"\n",
301 e->e_id, e->e_dn, 0 );
307 send_ldap_result( conn, op, LDAP_SUCCESS,
308 NULL, text, NULL, NULL );
310 if(rc == LDAP_SUCCESS && bdb->bi_txn_cp ) {
311 ldap_pvt_thread_yield();
312 txn_checkpoint( bdb->bi_dbenv,
313 bdb->bi_txn_cp_kbyte, bdb->bi_txn_cp_min, 0 );
319 bdb_entry_return( be, e );
324 op->o_private = NULL;