1999-09-09 03:06:24 +08:00
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/* $OpenLDAP$ */
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1999-08-07 07:07:46 +08:00
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/*
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2002-01-05 05:17:25 +08:00
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* Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
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1999-08-07 07:07:46 +08:00
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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1998-08-09 08:43:13 +08:00
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/*
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* Copyright (c) 1995 Regents of the University of Michigan.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and that due credit is given
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* to the University of Michigan at Ann Arbor. The name of the University
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* may not be used to endorse or promote products derived from this
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* software without specific prior written permission. This software
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* is provided ``as is'' without express or implied warranty.
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*/
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1998-10-25 09:41:42 +08:00
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#include "portable.h"
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1998-08-09 08:43:13 +08:00
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#include <stdio.h>
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1998-10-25 09:41:42 +08:00
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#include <ac/string.h>
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#include <ac/socket.h>
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1999-10-28 15:13:33 +08:00
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#include "ldap_pvt.h"
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1998-08-09 08:43:13 +08:00
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#include "slap.h"
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1999-07-02 05:20:45 +08:00
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int
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1998-08-09 08:43:13 +08:00
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do_delete(
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Connection *conn,
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Operation *op
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)
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{
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2001-12-23 05:52:58 +08:00
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struct berval dn = { 0, NULL };
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2001-12-28 15:58:54 +08:00
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struct berval pdn = { 0, NULL };
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struct berval ndn = { 0, NULL };
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2000-05-22 11:46:57 +08:00
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const char *text;
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1998-08-09 08:43:13 +08:00
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Backend *be;
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1999-07-02 05:20:45 +08:00
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int rc;
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2000-10-21 11:29:02 +08:00
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int manageDSAit;
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1998-08-09 08:43:13 +08:00
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2001-01-16 03:17:29 +08:00
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#ifdef NEW_LOGGING
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2001-01-18 00:35:53 +08:00
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LDAP_LOG(( "operation", LDAP_LEVEL_ENTRY,
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2001-12-23 05:52:58 +08:00
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"do_delete: conn %d\n", conn->c_connid ));
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2001-01-16 03:17:29 +08:00
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#else
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1998-08-09 08:43:13 +08:00
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Debug( LDAP_DEBUG_TRACE, "do_delete\n", 0, 0, 0 );
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2001-01-16 03:17:29 +08:00
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#endif
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1998-08-09 08:43:13 +08:00
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/*
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* Parse the delete request. It looks like this:
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*
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* DelRequest := DistinguishedName
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*/
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2002-01-06 14:11:01 +08:00
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if ( ber_scanf( op->o_ber, "m", &dn ) == LBER_ERROR ) {
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2001-01-16 03:17:29 +08:00
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#ifdef NEW_LOGGING
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2001-01-18 00:35:53 +08:00
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LDAP_LOG(( "operation", LDAP_LEVEL_ERR,
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2001-12-23 05:52:58 +08:00
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"do_delete: conn: %d ber_scanf failed\n", conn->c_connid ));
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2001-01-16 03:17:29 +08:00
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#else
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1998-08-09 08:43:13 +08:00
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Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
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2001-01-16 03:17:29 +08:00
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#endif
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1999-07-08 02:51:39 +08:00
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send_ldap_disconnect( conn, op,
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LDAP_PROTOCOL_ERROR, "decoding error" );
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2000-03-01 07:48:01 +08:00
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return SLAPD_DISCONNECT;
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1998-08-09 08:43:13 +08:00
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}
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2000-03-02 06:59:34 +08:00
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if( ( rc = get_ctrls( conn, op, 1 ) ) != LDAP_SUCCESS ) {
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2001-01-16 03:17:29 +08:00
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#ifdef NEW_LOGGING
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2001-01-18 00:35:53 +08:00
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LDAP_LOG(( "oepration", LDAP_LEVEL_ERR,
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2001-12-23 05:52:58 +08:00
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"do_delete: conn %d get_ctrls failed\n", conn->c_connid ));
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2001-01-16 03:17:29 +08:00
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#else
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2000-04-12 09:35:53 +08:00
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Debug( LDAP_DEBUG_ANY, "do_delete: get_ctrls failed\n", 0, 0, 0 );
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2001-01-16 03:17:29 +08:00
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#endif
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2000-03-02 06:59:34 +08:00
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goto cleanup;
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}
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2001-12-28 15:58:54 +08:00
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rc = dnPrettyNormal( NULL, &dn, &pdn, &ndn );
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2001-12-23 08:43:57 +08:00
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if( rc != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG(( "operation", LDAP_LEVEL_INFO,
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"do_delete: conn %d invalid dn (%s)\n",
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conn->c_connid, dn.bv_val ));
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#else
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Debug( LDAP_DEBUG_ANY,
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"do_delete: invalid dn (%s)\n", dn.bv_val, 0, 0 );
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#endif
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send_ldap_result( conn, op, rc = LDAP_INVALID_DN_SYNTAX, NULL,
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"invalid DN", NULL, NULL );
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goto cleanup;
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}
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1999-09-19 09:29:45 +08:00
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2001-12-28 15:58:54 +08:00
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if( ndn.bv_len == 0 ) {
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2001-01-16 03:17:29 +08:00
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#ifdef NEW_LOGGING
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2001-10-05 09:55:14 +08:00
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LDAP_LOG(( "operation", LDAP_LEVEL_INFO, "do_delete: conn %d: "
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"Attempt to delete root DSE.\n", conn->c_connid ));
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2001-01-16 03:17:29 +08:00
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#else
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2000-09-08 13:20:46 +08:00
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Debug( LDAP_DEBUG_ANY, "do_delete: root dse!\n", 0, 0, 0 );
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2001-01-16 03:17:29 +08:00
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#endif
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2000-09-08 13:20:46 +08:00
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/* protocolError would likely be a more appropriate error */
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send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
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NULL, "cannot delete the root DSE", NULL, NULL );
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goto cleanup;
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2001-10-05 09:55:14 +08:00
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#ifdef SLAPD_SCHEMA_DN
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2001-12-23 08:43:57 +08:00
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2001-12-28 15:58:54 +08:00
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} else if ( strcasecmp( ndn.bv_val, SLAPD_SCHEMA_DN ) == 0 ) {
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2001-10-05 09:55:14 +08:00
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#ifdef NEW_LOGGING
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LDAP_LOG(( "operation", LDAP_LEVEL_INFO, "do_delete: conn %d: "
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"Attempt to delete subschema subentry.\n", conn->c_connid ));
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#else
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Debug( LDAP_DEBUG_ANY, "do_delete: subschema subentry!\n", 0, 0, 0 );
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#endif
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/* protocolError would likely be a more appropriate error */
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send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
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NULL, "cannot delete the root DSE", NULL, NULL );
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goto cleanup;
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#endif
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2000-09-08 13:20:46 +08:00
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}
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2002-04-08 17:43:22 +08:00
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Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu DEL dn=\"%s\"\n",
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2001-12-28 15:58:54 +08:00
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op->o_connid, op->o_opid, pdn.bv_val, 0, 0 );
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1999-09-19 07:40:03 +08:00
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2000-10-21 11:29:02 +08:00
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manageDSAit = get_manageDSAit( op );
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1998-08-09 08:43:13 +08:00
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/*
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* We could be serving multiple database backends. Select the
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* appropriate one, or send a referral to our "referral server"
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* if we don't hold it.
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*/
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2001-12-28 15:58:54 +08:00
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if ( (be = select_backend( &ndn, manageDSAit, 0 )) == NULL ) {
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2002-01-14 09:43:17 +08:00
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BerVarray ref = referral_rewrite( default_referral,
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2001-12-28 15:58:54 +08:00
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NULL, &pdn, LDAP_SCOPE_DEFAULT );
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2001-10-26 10:05:14 +08:00
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1999-07-16 10:45:46 +08:00
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send_ldap_result( conn, op, rc = LDAP_REFERRAL,
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2001-10-26 10:05:14 +08:00
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NULL, NULL, ref ? ref : default_referral, NULL );
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2002-01-14 09:43:17 +08:00
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ber_bvarray_free( ref );
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1999-09-19 09:29:45 +08:00
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goto cleanup;
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1998-08-09 08:43:13 +08:00
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}
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2000-08-29 02:38:48 +08:00
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/* check restrictions */
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rc = backend_check_restrictions( be, conn, op, NULL, &text ) ;
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1999-12-08 12:37:59 +08:00
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if( rc != LDAP_SUCCESS ) {
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send_ldap_result( conn, op, rc,
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2000-03-04 06:37:06 +08:00
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NULL, text, NULL, NULL );
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2000-02-01 09:22:06 +08:00
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goto cleanup;
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1999-12-08 12:37:59 +08:00
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}
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2000-06-16 09:19:30 +08:00
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/* check for referrals */
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2001-12-28 15:58:54 +08:00
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rc = backend_check_referrals( be, conn, op, &pdn, &ndn );
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2000-06-16 09:19:30 +08:00
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if ( rc != LDAP_SUCCESS ) {
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goto cleanup;
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}
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1999-07-28 02:43:30 +08:00
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/* deref suffix alias if appropriate */
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2001-12-28 15:58:54 +08:00
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suffix_alias( be, &ndn );
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1999-07-28 02:43:30 +08:00
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1998-08-09 08:43:13 +08:00
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/*
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* do the delete if 1 && (2 || 3)
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* 1) there is a delete function implemented in this backend;
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* 2) this backend is master for what it holds;
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1999-01-19 13:10:50 +08:00
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* 3) it's a replica and the dn supplied is the update_ndn.
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1998-08-09 08:43:13 +08:00
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*/
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1999-03-04 02:49:59 +08:00
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if ( be->be_delete ) {
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1998-08-09 08:43:13 +08:00
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/* do the update here */
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2001-12-25 08:05:26 +08:00
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int repl_user = be_isupdate( be, &op->o_ndn );
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2001-12-21 18:15:24 +08:00
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#ifndef SLAPD_MULTIMASTER
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2001-12-25 08:05:26 +08:00
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if ( !be->be_update_ndn.bv_len || repl_user )
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1999-08-04 06:15:19 +08:00
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#endif
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1999-01-19 13:10:50 +08:00
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{
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2001-12-28 15:58:54 +08:00
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if ( (*be->be_delete)( be, conn, op, &pdn, &ndn ) == 0 ) {
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1999-08-04 06:15:19 +08:00
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#ifdef SLAPD_MULTIMASTER
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2001-12-25 08:05:26 +08:00
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if ( !be->be_update_ndn.bv_len || !repl_user )
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1999-08-04 06:15:19 +08:00
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#endif
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{
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2001-12-28 15:58:54 +08:00
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replog( be, op, &pdn, &ndn, NULL );
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1999-08-04 06:15:19 +08:00
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}
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1998-08-09 08:43:13 +08:00
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}
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1999-08-04 06:15:19 +08:00
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#ifndef SLAPD_MULTIMASTER
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1998-08-09 08:43:13 +08:00
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} else {
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2002-01-14 09:43:17 +08:00
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BerVarray defref = be->be_update_refs
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2001-10-26 10:05:14 +08:00
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? be->be_update_refs : default_referral;
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2002-01-14 09:43:17 +08:00
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BerVarray ref = referral_rewrite( default_referral,
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2001-12-28 15:58:54 +08:00
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NULL, &pdn, LDAP_SCOPE_DEFAULT );
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2001-10-26 10:05:14 +08:00
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1999-07-16 10:45:46 +08:00
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send_ldap_result( conn, op, rc = LDAP_REFERRAL, NULL, NULL,
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2001-10-26 10:05:14 +08:00
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ref ? ref : defref, NULL );
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2002-01-14 09:43:17 +08:00
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ber_bvarray_free( ref );
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1999-08-04 06:15:19 +08:00
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#endif
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1998-08-09 08:43:13 +08:00
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}
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1999-08-04 06:15:19 +08:00
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1998-08-09 08:43:13 +08:00
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} else {
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1999-07-16 10:45:46 +08:00
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send_ldap_result( conn, op, rc = LDAP_UNWILLING_TO_PERFORM,
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2000-05-22 06:46:51 +08:00
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NULL, "operation not supported within namingContext", NULL, NULL );
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1998-08-09 08:43:13 +08:00
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}
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2001-12-23 05:52:58 +08:00
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1999-09-19 09:29:45 +08:00
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cleanup:
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2001-12-28 16:01:01 +08:00
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free( pdn.bv_val );
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free( ndn.bv_val );
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1999-07-02 05:20:45 +08:00
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return rc;
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1998-08-09 08:43:13 +08:00
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}
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