/* delete.c - ldbm backend delete routine */
+/*
+ * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+ */
+
+#include "portable.h"
#include <stdio.h>
-#include <string.h>
-#include <sys/types.h>
-#include <sys/socket.h>
+
+#include <ac/string.h>
+#include <ac/socket.h>
+
#include "slap.h"
#include "back-ldbm.h"
-
-extern Entry *dn2entry();
-extern Attribute *attr_find();
+#include "proto-back-ldbm.h"
int
ldbm_back_delete(
)
{
struct ldbminfo *li = (struct ldbminfo *) be->be_private;
- char *matched = NULL;
- Entry *e;
+ Entry *matched = NULL;
+ char *pdn = NULL;
+ Entry *e, *p = NULL;
+ int rootlock = 0;
+ int rc = -1;
+ int manageDSAit = get_manageDSAit( op );
+
+ Debug(LDAP_DEBUG_ARGS, "==> ldbm_back_delete: %s\n", dn, 0, 0);
+
+ /* get entry with writer lock */
+ if ( (e = dn2entry_w( be, dn, &matched )) == NULL ) {
+ char *matched_dn = NULL;
+ struct berval **refs = NULL;
+
+ Debug(LDAP_DEBUG_ARGS, "<=- ldbm_back_delete: no such object %s\n",
+ dn, 0, 0);
+
+ if ( matched != NULL ) {
+ matched_dn = ch_strdup( matched->e_dn );
+ refs = is_entry_referral( matched )
+ ? get_entry_referrals( be, conn, op, matched )
+ : NULL;
+ cache_return_entry_r( &li->li_cache, matched );
+ } else {
+ refs = default_referral;
+ }
+
+ send_ldap_result( conn, op, LDAP_REFERRAL,
+ matched_dn, NULL, refs, NULL );
- if ( (e = dn2entry( be, dn, &matched )) == NULL ) {
- send_ldap_result( conn, op, LDAP_NO_SUCH_OBJECT, matched, "" );
if ( matched != NULL ) {
- free( matched );
+ ber_bvecfree( refs );
+ free( matched_dn );
}
+
return( -1 );
}
- if ( has_children( be, e ) ) {
- send_ldap_result( conn, op, LDAP_NOT_ALLOWED_ON_NONLEAF, "",
- "" );
- cache_return_entry( &li->li_cache, e );
- return( -1 );
+#ifdef SLAPD_CHILD_MODIFICATION_WITH_ENTRY_ACL
+ if ( ! access_allowed( be, conn, op, e,
+ "entry", NULL, ACL_WRITE ) )
+ {
+ Debug(LDAP_DEBUG_ARGS,
+ "<=- ldbm_back_delete: insufficient access %s\n",
+ dn, 0, 0);
+ send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
+ NULL, NULL, NULL, NULL );
+ goto return_results;
}
+#endif
- if ( ! access_allowed( be, conn, op, e, "entry", NULL, op->o_dn,
- ACL_WRITE ) ) {
- send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS, "", "" );
- cache_return_entry( &li->li_cache, e );
- return( -1 );
+ if ( !manageDSAit && is_entry_referral( e ) ) {
+ /* parent is a referral, don't allow add */
+ /* parent is an alias, don't allow add */
+ struct berval **refs = get_entry_referrals( be,
+ conn, op, e );
+
+ Debug( LDAP_DEBUG_TRACE, "entry is referral\n", 0,
+ 0, 0 );
+
+ send_ldap_result( conn, op, LDAP_REFERRAL,
+ e->e_dn, NULL, refs, NULL );
+
+ ber_bvecfree( refs );
+
+ rc = 1;
+ goto return_results;
}
- /* XXX delete from parent's id2children entry XXX */
+
+ if ( has_children( be, e ) ) {
+ Debug(LDAP_DEBUG_ARGS, "<=- ldbm_back_delete: non leaf %s\n",
+ dn, 0, 0);
+ send_ldap_result( conn, op, LDAP_NOT_ALLOWED_ON_NONLEAF,
+ NULL, NULL, NULL, NULL );
+ goto return_results;
+ }
+
+ /* delete from parent's id2children entry */
+ if( (pdn = dn_parent( be, e->e_ndn )) != NULL ) {
+ if( (p = dn2entry_w( be, pdn, &matched )) == NULL) {
+ Debug( LDAP_DEBUG_TRACE,
+ "<=- ldbm_back_delete: parent does not exist\n",
+ 0, 0, 0);
+ send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
+ NULL, NULL, NULL, NULL );
+ goto return_results;
+ }
+
+ /* check parent for "children" acl */
+ if ( ! access_allowed( be, conn, op, p,
+ "children", NULL, ACL_WRITE ) )
+ {
+ Debug( LDAP_DEBUG_TRACE,
+ "<=- ldbm_back_delete: no access to parent\n", 0,
+ 0, 0 );
+ send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
+ NULL, NULL, NULL, NULL );
+ goto return_results;
+ }
+
+ } else {
+ /* no parent, must be root to delete */
+ if( ! be_isroot( be, op->o_ndn ) ) {
+ Debug( LDAP_DEBUG_TRACE,
+ "<=- ldbm_back_delete: no parent & not root\n",
+ 0, 0, 0);
+ send_ldap_result( conn, op, LDAP_INSUFFICIENT_ACCESS,
+ NULL, NULL, NULL, NULL );
+ goto return_results;
+ }
+
+ ldap_pvt_thread_mutex_lock(&li->li_root_mutex);
+ rootlock = 1;
+ }
/* delete from dn2id mapping */
- if ( dn2id_delete( be, e->e_dn ) != 0 ) {
- send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, "", "" );
- cache_return_entry( &li->li_cache, e );
- return( -1 );
+ if ( dn2id_delete( be, e->e_ndn ) != 0 ) {
+ Debug(LDAP_DEBUG_ARGS,
+ "<=- ldbm_back_delete: operations error %s\n",
+ dn, 0, 0);
+ send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
+ NULL, NULL, NULL, NULL );
+ goto return_results;
}
/* delete from disk and cache */
if ( id2entry_delete( be, e ) != 0 ) {
- send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, "", "" );
- cache_return_entry( &li->li_cache, e );
- return( -1 );
+ Debug(LDAP_DEBUG_ARGS,
+ "<=- ldbm_back_delete: operations error %s\n",
+ dn, 0, 0);
+ send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
+ NULL, NULL, NULL, NULL );
+ goto return_results;
}
- cache_return_entry( &li->li_cache, e );
- send_ldap_result( conn, op, LDAP_SUCCESS, "", "" );
+ send_ldap_result( conn, op, LDAP_SUCCESS,
+ NULL, NULL, NULL, NULL );
+ rc = 0;
+
+return_results:;
+ if ( pdn != NULL ) free(pdn);
+
+ if( p != NULL ) {
+ /* free parent and writer lock */
+ cache_return_entry_w( &li->li_cache, p );
+ }
+
+ if ( rootlock ) {
+ /* release root lock */
+ ldap_pvt_thread_mutex_unlock(&li->li_root_mutex);
+ }
+
+ /* free entry and writer lock */
+ cache_return_entry_w( &li->li_cache, e );
+
+ if ( matched != NULL ) free(matched);
- return( 0 );
+ return rc;
}
projects / openldap / blobdiff