1 /* delete.c - ldbm backend delete routine */
4 * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
12 #include <ac/string.h>
13 #include <ac/socket.h>
16 #include "back-ldbm.h"
17 #include "proto-back-ldbm.h"
28 struct ldbminfo *li = (struct ldbminfo *) be->be_private;
33 int manageDSAit = get_manageDSAit( op );
34 AttributeDescription *children = slap_schema.si_ad_children;
37 LDAP_LOG(( "backend", LDAP_LEVEL_ENTRY,
38 "ldbm_back_delete: %s\n", dn->bv_val ));
40 Debug(LDAP_DEBUG_ARGS, "==> ldbm_back_delete: %s\n", dn->bv_val, 0, 0);
43 /* grab giant lock for writing */
44 ldap_pvt_thread_rdwr_wlock(&li->li_giant_rwlock);
46 /* get entry with writer lock */
47 if ( (e = dn2entry_w( be, ndn, &matched )) == NULL ) {
48 char *matched_dn = NULL;
52 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
53 "ldbm_back_delete: no such object %s\n", dn->bv_val ));
55 Debug(LDAP_DEBUG_ARGS, "<=- ldbm_back_delete: no such object %s\n",
59 if ( matched != NULL ) {
60 matched_dn = ch_strdup( matched->e_dn );
61 refs = is_entry_referral( matched )
62 ? get_entry_referrals( be, conn, op, matched )
64 cache_return_entry_r( &li->li_cache, matched );
67 refs = referral_rewrite( default_referral,
68 NULL, dn, LDAP_SCOPE_DEFAULT );
71 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
73 send_ldap_result( conn, op, LDAP_REFERRAL,
74 matched_dn, NULL, refs, NULL );
76 if ( refs ) ber_bvarray_free( refs );
82 if ( !manageDSAit && is_entry_referral( e ) ) {
83 /* parent is a referral, don't allow add */
84 /* parent is an alias, don't allow add */
85 BerVarray refs = get_entry_referrals( be,
89 LDAP_LOG(( "backend", LDAP_LEVEL_INFO,
90 "ldbm_back_delete: entry (%s) is a referral.\n",
93 Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
97 send_ldap_result( conn, op, LDAP_REFERRAL,
98 e->e_dn, NULL, refs, NULL );
100 if ( refs ) ber_bvarray_free( refs );
107 if ( has_children( be, e ) ) {
109 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
110 "ldbm_back_delete: (%s) is a non-leaf node.\n", dn->bv_val ));
112 Debug(LDAP_DEBUG_ARGS, "<=- ldbm_back_delete: non leaf %s\n",
116 send_ldap_result( conn, op, LDAP_NOT_ALLOWED_ON_NONLEAF,
117 NULL, "subtree delete not supported", NULL, NULL );
121 /* delete from parent's id2children entry */
122 if( !be_issuffix( be, &e->e_nname ) && (dnParent( &e->e_nname, &pdn ),
124 if( (p = dn2entry_w( be, &pdn, NULL )) == NULL) {
126 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
127 "ldbm_back_delete: parent of (%s) does not exist\n", dn ));
129 Debug( LDAP_DEBUG_TRACE,
130 "<=- ldbm_back_delete: parent does not exist\n",
134 send_ldap_result( conn, op, LDAP_OTHER,
135 NULL, "could not locate parent of entry", NULL, NULL );
139 /* check parent for "children" acl */
140 if ( ! access_allowed( be, conn, op, p,
141 children, NULL, ACL_WRITE ) )
144 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
145 "ldbm_back_delete: no access to parent of (%s)\n",
148 Debug( LDAP_DEBUG_TRACE,
149 "<=- ldbm_back_delete: no access to parent\n", 0,
153 send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
154 NULL, NULL, NULL, NULL );
159 /* no parent, must be root to delete */
160 if( ! be_isroot( be, &op->o_ndn ) ) {
161 if ( be_issuffix( be, (struct berval *)&slap_empty_bv ) || be_isupdate( be, &op->o_ndn ) ) {
162 p = (Entry *)&slap_entry_root;
164 rc = access_allowed( be, conn, op, p,
165 children, NULL, ACL_WRITE );
168 /* check parent for "children" acl */
171 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
172 "ldbm_back_delete: no access "
173 "to parent of ("")\n" ));
175 Debug( LDAP_DEBUG_TRACE,
176 "<=- ldbm_back_delete: no "
177 "access to parent\n", 0, 0, 0 );
180 send_ldap_result( conn, op,
181 LDAP_INSUFFICIENT_ACCESS,
182 NULL, NULL, NULL, NULL );
188 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
189 "ldbm_back_delete: (%s) has no "
190 "parent & not a root.\n", dn ));
192 Debug( LDAP_DEBUG_TRACE,
193 "<=- ldbm_back_delete: no parent & "
194 "not root\n", 0, 0, 0);
197 send_ldap_result( conn, op,
198 LDAP_INSUFFICIENT_ACCESS,
199 NULL, NULL, NULL, NULL );
205 /* delete from dn2id mapping */
206 if ( dn2id_delete( be, &e->e_nname, e->e_id ) != 0 ) {
208 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
209 "ldbm_back_delete: (%s) operations error\n",
212 Debug(LDAP_DEBUG_ARGS,
213 "<=- ldbm_back_delete: operations error %s\n",
217 send_ldap_result( conn, op, LDAP_OTHER,
218 NULL, "DN index delete failed", NULL, NULL );
222 /* delete from disk and cache */
223 if ( id2entry_delete( be, e ) != 0 ) {
225 LDAP_LOG(( "backend", LDAP_LEVEL_ERR,
226 "ldbm_back_delete: (%s) operations error\n",
229 Debug(LDAP_DEBUG_ARGS,
230 "<=- ldbm_back_delete: operations error %s\n",
234 send_ldap_result( conn, op, LDAP_OTHER,
235 NULL, "entry delete failed", NULL, NULL );
239 /* delete attribute indices */
240 (void) index_entry_del( be, e, e->e_attrs );
242 send_ldap_result( conn, op, LDAP_SUCCESS,
243 NULL, NULL, NULL, NULL );
248 /* free parent and writer lock */
249 cache_return_entry_w( &li->li_cache, p );
252 /* free entry and writer lock */
253 cache_return_entry_w( &li->li_cache, e );
255 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);