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124 lines
3.1 KiB
C
124 lines
3.1 KiB
C
/* modrdn.c - ldap backend modrdn function */
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/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1999-2019 The OpenLDAP Foundation.
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* Portions Copyright 1999-2003 Howard Chu.
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* Portions Copyright 2000-2003 Pierangelo Masarati.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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/* ACKNOWLEDGEMENTS:
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* This work was initially developed by the Howard Chu for inclusion
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* in OpenLDAP Software and subsequently enhanced by Pierangelo
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* Masarati.
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/socket.h>
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#include <ac/string.h>
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#include "slap.h"
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#include "back-ldap.h"
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int
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ldap_back_modrdn(
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Operation *op,
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SlapReply *rs )
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{
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ldapinfo_t *li = (ldapinfo_t *)op->o_bd->be_private;
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ldapconn_t *lc = NULL;
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ber_int_t msgid;
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LDAPControl **ctrls = NULL;
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ldap_back_send_t retrying = LDAP_BACK_RETRYING;
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int rc = LDAP_SUCCESS;
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char *newSup = NULL;
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struct berval newrdn = BER_BVNULL;
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if ( !ldap_back_dobind( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
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return rs->sr_err;
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}
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if ( op->orr_newSup ) {
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/* needs LDAPv3 */
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switch ( li->li_version ) {
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case LDAP_VERSION3:
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break;
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case 0:
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if ( op->o_protocol == 0 || op->o_protocol == LDAP_VERSION3 ) {
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break;
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}
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/* fall thru */
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default:
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/* op->o_protocol cannot be anything but LDAPv3,
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* otherwise wouldn't be here */
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rs->sr_err = LDAP_UNWILLING_TO_PERFORM;
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send_ldap_result( op, rs );
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goto cleanup;
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}
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newSup = op->orr_newSup->bv_val;
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}
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/* NOTE: we need to copy the newRDN in case it was formed
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* from a DN by simply changing the length (ITS#5397) */
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newrdn = op->orr_newrdn;
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if ( newrdn.bv_val[ newrdn.bv_len ] != '\0' ) {
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ber_dupbv_x( &newrdn, &op->orr_newrdn, op->o_tmpmemctx );
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}
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retry:
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ctrls = op->o_ctrls;
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rc = ldap_back_controls_add( op, rs, lc, &ctrls );
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if ( rc != LDAP_SUCCESS ) {
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send_ldap_result( op, rs );
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goto cleanup;
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}
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rs->sr_err = ldap_rename( lc->lc_ld, op->o_req_dn.bv_val,
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newrdn.bv_val, newSup,
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op->orr_deleteoldrdn, ctrls, NULL, &msgid );
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rc = ldap_back_op_result( lc, op, rs, msgid,
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li->li_timeout[ SLAP_OP_MODRDN ],
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( LDAP_BACK_SENDRESULT | retrying ) );
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if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) {
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retrying &= ~LDAP_BACK_RETRYING;
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if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) {
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/* if the identity changed, there might be need to re-authz */
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(void)ldap_back_controls_free( op, rs, &ctrls );
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goto retry;
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}
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}
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ldap_pvt_thread_mutex_lock( &li->li_counter_mutex );
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ldap_pvt_mp_add( li->li_ops_completed[ SLAP_OP_MODRDN ], 1 );
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ldap_pvt_thread_mutex_unlock( &li->li_counter_mutex );
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cleanup:
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(void)ldap_back_controls_free( op, rs, &ctrls );
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if ( newrdn.bv_val != op->orr_newrdn.bv_val ) {
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op->o_tmpfree( newrdn.bv_val, op->o_tmpmemctx );
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}
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if ( lc != NULL ) {
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ldap_back_release_conn( li, lc );
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}
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return rs->sr_err;
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}
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