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( BACK_LDBM, ENTRY, "ldbm_back_delete: %s\n", dn->bv_val, 0, 0 );
39 Debug(LDAP_DEBUG_ARGS, "==> ldbm_back_delete: %s\n", dn->bv_val, 0, 0);
42 /* grab giant lock for writing */
43 ldap_pvt_thread_rdwr_wlock(&li->li_giant_rwlock);
45 /* get entry with writer lock */
46 if ( (e = dn2entry_w( be, ndn, &matched )) == NULL ) {
47 char *matched_dn = NULL;
51 LDAP_LOG( BACK_LDBM, INFO,
52 "ldbm_back_delete: no such object %s\n", dn->bv_val, 0, 0 );
54 Debug(LDAP_DEBUG_ARGS, "<=- ldbm_back_delete: no such object %s\n",
58 if ( matched != NULL ) {
59 matched_dn = ch_strdup( matched->e_dn );
60 refs = is_entry_referral( matched )
61 ? get_entry_referrals( be, conn, op, matched )
63 cache_return_entry_r( &li->li_cache, matched );
66 refs = referral_rewrite( default_referral,
67 NULL, dn, LDAP_SCOPE_DEFAULT );
70 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);
72 send_ldap_result( conn, op, LDAP_REFERRAL,
73 matched_dn, NULL, refs, NULL );
75 if ( refs ) ber_bvarray_free( refs );
81 if ( !manageDSAit && is_entry_referral( e ) ) {
82 /* parent is a referral, don't allow add */
83 /* parent is an alias, don't allow add */
84 BerVarray refs = get_entry_referrals( be,
88 LDAP_LOG( BACK_LDBM, INFO,
89 "ldbm_back_delete: entry (%s) is a referral.\n", e->e_dn, 0, 0 );
91 Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
95 send_ldap_result( conn, op, LDAP_REFERRAL,
96 e->e_dn, NULL, refs, NULL );
98 if ( refs ) ber_bvarray_free( refs );
105 if ( has_children( be, e ) ) {
107 LDAP_LOG( BACK_LDBM, ERR,
108 "ldbm_back_delete: (%s) is a non-leaf node.\n", dn->bv_val, 0,0);
110 Debug(LDAP_DEBUG_ARGS, "<=- ldbm_back_delete: non leaf %s\n",
114 send_ldap_result( conn, op, LDAP_NOT_ALLOWED_ON_NONLEAF,
115 NULL, "subtree delete not supported", NULL, NULL );
119 /* delete from parent's id2children entry */
120 if( !be_issuffix( be, &e->e_nname ) && (dnParent( &e->e_nname, &pdn ),
122 if( (p = dn2entry_w( be, &pdn, NULL )) == NULL) {
124 LDAP_LOG( BACK_LDBM, ERR,
125 "ldbm_back_delete: parent of (%s) does not exist\n", dn, 0, 0 );
127 Debug( LDAP_DEBUG_TRACE,
128 "<=- ldbm_back_delete: parent does not exist\n",
132 send_ldap_result( conn, op, LDAP_OTHER,
133 NULL, "could not locate parent of entry", NULL, NULL );
137 /* check parent for "children" acl */
138 if ( ! access_allowed( be, conn, op, p,
139 children, NULL, ACL_WRITE, NULL ) )
142 LDAP_LOG( BACK_LDBM, ERR,
143 "ldbm_back_delete: no access to parent of (%s)\n",
146 Debug( LDAP_DEBUG_TRACE,
147 "<=- ldbm_back_delete: no access to parent\n", 0,
151 send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
152 NULL, NULL, NULL, NULL );
157 /* no parent, must be root to delete */
158 if( ! be_isroot( be, &op->o_ndn ) ) {
159 if ( be_issuffix( be, (struct berval *)&slap_empty_bv ) || be_isupdate( be, &op->o_ndn ) ) {
160 p = (Entry *)&slap_entry_root;
162 rc = access_allowed( be, conn, op, p,
163 children, NULL, ACL_WRITE, NULL );
166 /* check parent for "children" acl */
169 LDAP_LOG( BACK_LDBM, ERR,
170 "ldbm_back_delete: no access "
171 "to parent of ("")\n", 0, 0, 0 );
173 Debug( LDAP_DEBUG_TRACE,
174 "<=- ldbm_back_delete: no "
175 "access to parent\n", 0, 0, 0 );
178 send_ldap_result( conn, op,
179 LDAP_INSUFFICIENT_ACCESS,
180 NULL, NULL, NULL, NULL );
186 LDAP_LOG( BACK_LDBM, ERR,
187 "ldbm_back_delete: (%s) has no "
188 "parent & not a root.\n", dn, 0, 0 );
190 Debug( LDAP_DEBUG_TRACE,
191 "<=- ldbm_back_delete: no parent & "
192 "not root\n", 0, 0, 0);
195 send_ldap_result( conn, op,
196 LDAP_INSUFFICIENT_ACCESS,
197 NULL, NULL, NULL, NULL );
203 /* delete from dn2id mapping */
204 if ( dn2id_delete( be, &e->e_nname, e->e_id ) != 0 ) {
206 LDAP_LOG( BACK_LDBM, ERR,
207 "ldbm_back_delete: (%s) operations error\n", dn->bv_val, 0, 0 );
209 Debug(LDAP_DEBUG_ARGS,
210 "<=- ldbm_back_delete: operations error %s\n",
214 send_ldap_result( conn, op, LDAP_OTHER,
215 NULL, "DN index delete failed", NULL, NULL );
219 /* delete from disk and cache */
220 if ( id2entry_delete( be, e ) != 0 ) {
222 LDAP_LOG( BACK_LDBM, ERR,
223 "ldbm_back_delete: (%s) operations error\n", dn->bv_val, 0, 0 );
225 Debug(LDAP_DEBUG_ARGS,
226 "<=- ldbm_back_delete: operations error %s\n",
230 send_ldap_result( conn, op, LDAP_OTHER,
231 NULL, "entry delete failed", NULL, NULL );
235 /* delete attribute indices */
236 (void) index_entry_del( be, e, e->e_attrs );
238 send_ldap_result( conn, op, LDAP_SUCCESS,
239 NULL, NULL, NULL, NULL );
244 /* free parent and writer lock */
245 cache_return_entry_w( &li->li_cache, p );
248 /* free entry and writer lock */
249 cache_return_entry_w( &li->li_cache, e );
251 ldap_pvt_thread_rdwr_wunlock(&li->li_giant_rwlock);