delete.c revision 1.1.1.4 
1/*	$NetBSD: delete.c,v 1.1.1.4 2014/05/28 09:58:49 tron Exp $	*/
2
3/* delete.c - ldap backend delete function */
4/* $OpenLDAP$ */
5/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
6 *
7 * Copyright 2003-2014 The OpenLDAP Foundation.
8 * Portions Copyright 1999-2003 Howard Chu.
9 * Portions Copyright 2000-2003 Pierangelo Masarati.
10 * All rights reserved.
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted only as authorized by the OpenLDAP
14 * Public License.
15 *
16 * A copy of this license is available in the file LICENSE in the
17 * top-level directory of the distribution or, alternatively, at
18 * <http://www.OpenLDAP.org/license.html>.
19 */
20/* ACKNOWLEDGEMENTS:
21 * This work was initially developed by the Howard Chu for inclusion
22 * in OpenLDAP Software and subsequently enhanced by Pierangelo
23 * Masarati.
24 */
25
26#include "portable.h"
27
28#include <stdio.h>
29
30#include <ac/string.h>
31#include <ac/socket.h>
32
33#include "slap.h"
34#include "back-ldap.h"
35
36int
37ldap_back_delete(
38		Operation	*op,
39		SlapReply	*rs )
40{
41	ldapinfo_t		*li = (ldapinfo_t *)op->o_bd->be_private;
42
43	ldapconn_t		*lc = NULL;
44	ber_int_t		msgid;
45	LDAPControl		**ctrls = NULL;
46	ldap_back_send_t	retrying = LDAP_BACK_RETRYING;
47	int			rc = LDAP_SUCCESS;
48
49	if ( !ldap_back_dobind( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
50		return rs->sr_err;
51	}
52
53retry:
54	ctrls = op->o_ctrls;
55	rc = ldap_back_controls_add( op, rs, lc, &ctrls );
56	if ( rc != LDAP_SUCCESS ) {
57		send_ldap_result( op, rs );
58		rc = rs->sr_err;
59		goto cleanup;
60	}
61
62	rs->sr_err = ldap_delete_ext( lc->lc_ld, op->o_req_dn.bv_val,
63			ctrls, NULL, &msgid );
64	rc = ldap_back_op_result( lc, op, rs, msgid,
65		li->li_timeout[ SLAP_OP_DELETE ],
66		( LDAP_BACK_SENDRESULT | retrying ) );
67	if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) {
68		retrying &= ~LDAP_BACK_RETRYING;
69		if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
70			/* if the identity changed, there might be need to re-authz */
71			(void)ldap_back_controls_free( op, rs, &ctrls );
72			goto retry;
73		}
74	}
75
76	ldap_pvt_thread_mutex_lock( &li->li_counter_mutex );
77	ldap_pvt_mp_add( li->li_ops_completed[ SLAP_OP_DELETE ], 1 );
78	ldap_pvt_thread_mutex_unlock( &li->li_counter_mutex );
79
80cleanup:
81	(void)ldap_back_controls_free( op, rs, &ctrls );
82
83	if ( lc != NULL ) {
84		ldap_back_release_conn( li, lc );
85	}
86
87	return rc;
88}
89