mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-21 03:10:25 +08:00
582 lines
16 KiB
C
582 lines
16 KiB
C
/* $OpenLDAP$ */
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/*
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* Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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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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/*
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* LDAP v3 newSuperior support.
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*
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* Copyright 1999, Juan C. Gomez, All rights reserved.
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* This software is not subject to any license of Silicon Graphics
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* Inc. or Purdue University.
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*
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* Redistribution and use in source and binary forms are permitted
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* without restriction or fee of any kind as long as this notice
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* is preserved.
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*
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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 "ldap_pvt.h"
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#include "slap.h"
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#ifdef LDAP_SLAPI
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#include "slapi.h"
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#endif
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int
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do_modrdn(
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Operation *op,
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SlapReply *rs
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)
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{
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struct berval dn = { 0, NULL };
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struct berval newrdn = { 0, NULL };
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struct berval newSuperior = { 0, NULL };
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ber_int_t deloldrdn;
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struct berval pnewSuperior = { 0, NULL };
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struct berval nnewSuperior = { 0, NULL };
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Backend *newSuperior_be = NULL;
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ber_len_t length;
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int manageDSAit;
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#ifdef LDAP_SLAPI
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Slapi_PBlock *pb = op->o_pb;
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#endif
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ENTRY, "do_modrdn: begin\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_TRACE, "do_modrdn\n", 0, 0, 0 );
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#endif
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/*
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* Parse the modrdn request. It looks like this:
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*
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* ModifyRDNRequest := SEQUENCE {
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* entry DistinguishedName,
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* newrdn RelativeDistinguishedName
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* deleteoldrdn BOOLEAN,
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* newSuperior [0] LDAPDN OPTIONAL (v3 Only!)
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* }
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*/
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if ( ber_scanf( op->o_ber, "{mmb", &dn, &newrdn, &deloldrdn )
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== LBER_ERROR )
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{
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ERR, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY, "ber_scanf failed\n", 0, 0, 0 );
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#endif
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send_ldap_discon( op, rs, LDAP_PROTOCOL_ERROR, "decoding error" );
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return SLAPD_DISCONNECT;
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}
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/* Check for newSuperior parameter, if present scan it */
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if ( ber_peek_tag( op->o_ber, &length ) == LDAP_TAG_NEWSUPERIOR ) {
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if ( op->o_protocol < LDAP_VERSION3 ) {
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/* Conection record indicates v2 but field
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* newSuperior is present: report error.
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*/
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ERR,
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"do_modrdn: (v2) invalid field newSuperior.\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"modrdn(v2): invalid field newSuperior!\n",
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0, 0, 0 );
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#endif
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send_ldap_discon( op, rs,
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LDAP_PROTOCOL_ERROR, "newSuperior requires LDAPv3" );
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rs->sr_err = SLAPD_DISCONNECT;
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goto cleanup;
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}
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if ( ber_scanf( op->o_ber, "m", &newSuperior )
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== LBER_ERROR ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ERR,
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"do_modrdn: ber_scanf(\"m\") failed\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY, "ber_scanf(\"m\") failed\n",
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0, 0, 0 );
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#endif
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send_ldap_discon( op, rs,
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LDAP_PROTOCOL_ERROR, "decoding error" );
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rs->sr_err = SLAPD_DISCONNECT;
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goto cleanup;
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}
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op->oq_modrdn.rs_newSup = &pnewSuperior;
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op->oq_modrdn.rs_nnewSup = &nnewSuperior;
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}
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ARGS,
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"do_modrdn: dn (%s) newrdn (%s) newsuperior(%s)\n",
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dn.bv_val, newrdn.bv_val,
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newSuperior.bv_len ? newSuperior.bv_val : "" );
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#else
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Debug( LDAP_DEBUG_ARGS,
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"do_modrdn: dn (%s) newrdn (%s) newsuperior (%s)\n",
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dn.bv_val, newrdn.bv_val,
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newSuperior.bv_len ? newSuperior.bv_val : "" );
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#endif
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if ( ber_scanf( op->o_ber, /*{*/ "}") == LBER_ERROR ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ERR, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY, "do_modrdn: ber_scanf failed\n", 0, 0, 0 );
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#endif
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send_ldap_discon( op, rs,
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LDAP_PROTOCOL_ERROR, "decoding error" );
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rs->sr_err = SLAPD_DISCONNECT;
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goto cleanup;
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}
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if( get_ctrls( op, rs, 1 ) != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ERR, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY, "do_modrdn: get_ctrls failed\n", 0, 0, 0 );
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#endif
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/* get_ctrls has sent results. Now clean up. */
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goto cleanup;
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}
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rs->sr_err = dnPrettyNormal( NULL, &dn, &op->o_req_dn, &op->o_req_ndn );
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if( rs->sr_err != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, INFO,
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"do_modrdn: conn %d invalid dn (%s)\n",
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op->o_connid, dn.bv_val, 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"do_modrdn: invalid dn (%s)\n", dn.bv_val, 0, 0 );
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#endif
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send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid DN" );
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goto cleanup;
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}
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if( op->o_req_ndn.bv_len == 0 ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ERR,
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"do_modrdn: attempt to modify root DSE.\n", 0, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY, "do_modrdn: root dse!\n", 0, 0, 0 );
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#endif
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send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
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"cannot rename the root DSE" );
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goto cleanup;
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} else if ( bvmatch( &op->o_req_ndn, &global_schemandn ) ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ERR,
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"do_modrdn: attempt to modify subschema subentry: %s (%ld)\n",
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global_schemandn.bv_val, (long) global_schemandn.bv_len, 0 );
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#else
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Debug( LDAP_DEBUG_ANY, "do_modrdn: subschema subentry: %s (%ld)\n",
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global_schemandn.bv_val, (long) global_schemandn.bv_len, 0 );
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#endif
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send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
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"cannot rename subschema subentry" );
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goto cleanup;
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}
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/* FIXME: should have/use rdnPretty / rdnNormalize routines */
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rs->sr_err = dnPrettyNormal( NULL, &newrdn, &op->oq_modrdn.rs_newrdn, &op->oq_modrdn.rs_nnewrdn );
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if( rs->sr_err != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, INFO,
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"do_modrdn: conn %d invalid newrdn (%s)\n",
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op->o_connid, newrdn.bv_val, 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"do_modrdn: invalid newrdn (%s)\n", newrdn.bv_val, 0, 0 );
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#endif
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send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid new RDN" );
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goto cleanup;
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}
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if( rdnValidate( &op->oq_modrdn.rs_newrdn ) != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, ERR,
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"do_modrdn: invalid rdn (%s).\n", op->oq_modrdn.rs_newrdn.bv_val, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY, "do_modrdn: invalid rdn (%s)\n",
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op->oq_modrdn.rs_newrdn.bv_val, 0, 0 );
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#endif
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send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid new RDN" );
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goto cleanup;
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}
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if( op->oq_modrdn.rs_newSup ) {
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rs->sr_err = dnPrettyNormal( NULL, &newSuperior, &pnewSuperior,
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&nnewSuperior );
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if( rs->sr_err != LDAP_SUCCESS ) {
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, INFO,
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"do_modrdn: conn %d invalid newSuperior (%s)\n",
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op->o_connid, newSuperior.bv_val, 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"do_modrdn: invalid newSuperior (%s)\n",
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newSuperior.bv_val, 0, 0 );
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#endif
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send_ldap_error( op, rs, LDAP_INVALID_DN_SYNTAX, "invalid newSuperior" );
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goto cleanup;
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}
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}
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Statslog( LDAP_DEBUG_STATS, "conn=%lu op=%lu MODRDN dn=\"%s\"\n",
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op->o_connid, op->o_opid, op->o_req_dn.bv_val, 0, 0 );
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manageDSAit = get_manageDSAit( op );
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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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if ( (op->o_bd = select_backend( &op->o_req_ndn, manageDSAit, 0 )) == NULL ) {
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rs->sr_ref = referral_rewrite( default_referral,
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NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
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if (!rs->sr_ref) rs->sr_ref = default_referral;
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rs->sr_err = LDAP_REFERRAL;
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send_ldap_result( op, rs );
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if (rs->sr_ref != default_referral) ber_bvarray_free( rs->sr_ref );
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goto cleanup;
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}
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/* check restrictions */
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if( backend_check_restrictions( op, rs, NULL ) != 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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/* check for referrals */
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if ( backend_check_referrals( op, rs ) != LDAP_SUCCESS ) {
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goto cleanup;
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}
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/* Make sure that the entry being changed and the newSuperior are in
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* the same backend, otherwise we return an error.
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*/
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if( op->oq_modrdn.rs_newSup ) {
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newSuperior_be = select_backend( &nnewSuperior, 0, 0 );
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if ( newSuperior_be != op->o_bd ) {
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/* newSuperior is in different backend */
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send_ldap_error( op, rs, LDAP_AFFECTS_MULTIPLE_DSAS,
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"cannot rename between DSAs" );
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goto cleanup;
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}
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}
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#if defined( LDAP_SLAPI )
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slapi_x_pblock_set_operation( pb, op );
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slapi_pblock_set( pb, SLAPI_MODRDN_TARGET, (void *)dn.bv_val );
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slapi_pblock_set( pb, SLAPI_MODRDN_NEWRDN, (void *)newrdn.bv_val );
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slapi_pblock_set( pb, SLAPI_MODRDN_NEWSUPERIOR,
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(void *)newSuperior.bv_val );
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slapi_pblock_set( pb, SLAPI_MODRDN_DELOLDRDN, (void *)deloldrdn );
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slapi_pblock_set( pb, SLAPI_MANAGEDSAIT, (void *)manageDSAit );
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rs->sr_err = doPluginFNs( op->o_bd, SLAPI_PLUGIN_PRE_MODRDN_FN, pb );
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if ( rs->sr_err != 0 ) {
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/*
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* A preoperation plugin failure will abort the
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* entire operation.
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*/
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, INFO, "do_modrdn: modrdn preoperation plugin "
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"failed\n", 0, 0, 0 );
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#else
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Debug(LDAP_DEBUG_TRACE, "do_modrdn: modrdn preoperation plugin "
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"failed.\n", 0, 0, 0);
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#endif
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if ( slapi_pblock_get( pb, SLAPI_RESULT_CODE, (void *)&rs->sr_err ) != 0)
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rs->sr_err = LDAP_OTHER;
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goto cleanup;
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}
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#endif /* defined( LDAP_SLAPI ) */
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/*
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* do the modrdn if 1 && (2 || 3)
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* 1) there is a modrdn function implemented in this backend;
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* 2) this backend is master for what it holds;
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* 3) it's a replica and the dn supplied is the update_ndn.
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*/
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if ( op->o_bd->be_modrdn ) {
|
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/* do the update here */
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int repl_user = be_isupdate( op->o_bd, &op->o_ndn );
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#ifndef SLAPD_MULTIMASTER
|
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if ( !op->o_bd->be_update_ndn.bv_len || repl_user )
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#endif
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{
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op->oq_modrdn.rs_deleteoldrdn = deloldrdn;
|
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if ( (op->o_bd->be_modrdn)( op, rs ) == 0
|
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#ifdef SLAPD_MULTIMASTER
|
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&& ( !op->o_bd->be_update_ndn.bv_len || !repl_user )
|
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#endif
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) {
|
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replog( op );
|
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}
|
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#ifndef SLAPD_MULTIMASTER
|
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} else {
|
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BerVarray defref = op->o_bd->be_update_refs
|
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? op->o_bd->be_update_refs : default_referral;
|
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rs->sr_ref = referral_rewrite( defref,
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NULL, &op->o_req_dn, LDAP_SCOPE_DEFAULT );
|
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if (!rs->sr_ref) rs->sr_ref = defref;
|
|
|
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rs->sr_err = LDAP_REFERRAL;
|
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send_ldap_result( op, rs );
|
|
|
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if (rs->sr_ref != defref) ber_bvarray_free( rs->sr_ref );
|
|
#endif
|
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}
|
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} else {
|
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send_ldap_error( op, rs, LDAP_UNWILLING_TO_PERFORM,
|
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"operation not supported within namingContext" );
|
|
}
|
|
|
|
#if defined( LDAP_SLAPI )
|
|
if ( doPluginFNs( op->o_bd, SLAPI_PLUGIN_POST_MODRDN_FN, pb ) != 0 ) {
|
|
#ifdef NEW_LOGGING
|
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LDAP_LOG( OPERATION, INFO, "do_modrdn: modrdn postoperation plugins "
|
|
"failed\n", 0, 0, 0 );
|
|
#else
|
|
Debug(LDAP_DEBUG_TRACE, "do_modrdn: modrdn postoperation plugins "
|
|
"failed.\n", 0, 0, 0);
|
|
#endif
|
|
}
|
|
#endif /* defined( LDAP_SLAPI ) */
|
|
|
|
cleanup:
|
|
free( op->o_req_dn.bv_val );
|
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free( op->o_req_ndn.bv_val );
|
|
|
|
free( op->oq_modrdn.rs_newrdn.bv_val );
|
|
free( op->oq_modrdn.rs_nnewrdn.bv_val );
|
|
|
|
if ( pnewSuperior.bv_val ) free( pnewSuperior.bv_val );
|
|
if ( nnewSuperior.bv_val ) free( nnewSuperior.bv_val );
|
|
|
|
return rs->sr_err;
|
|
}
|
|
|
|
int
|
|
slap_modrdn2mods(
|
|
Operation *op,
|
|
SlapReply *rs,
|
|
Entry *e,
|
|
LDAPRDN *old_rdn,
|
|
LDAPRDN *new_rdn,
|
|
Modifications **pmod )
|
|
{
|
|
Modifications *mod = NULL;
|
|
int a_cnt, d_cnt;
|
|
|
|
assert( new_rdn != NULL );
|
|
assert( !op->oq_modrdn.rs_deleteoldrdn || old_rdn != NULL );
|
|
|
|
/* Add new attribute values to the entry */
|
|
for ( a_cnt = 0; new_rdn[0][a_cnt]; a_cnt++ ) {
|
|
AttributeDescription *desc = NULL;
|
|
Modifications *mod_tmp;
|
|
|
|
rs->sr_err = slap_bv2ad( &new_rdn[0][a_cnt]->la_attr, &desc, &rs->sr_text );
|
|
|
|
if ( rs->sr_err != LDAP_SUCCESS ) {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG ( OPERATION, ERR,
|
|
"slap_modrdn2modlist: %s: %s (new)\n",
|
|
rs->sr_text,
|
|
new_rdn[ 0 ][ a_cnt ]->la_attr.bv_val, 0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"slap_modrdn2modlist: %s: %s (new)\n",
|
|
rs->sr_text,
|
|
new_rdn[ 0 ][ a_cnt ]->la_attr.bv_val, 0 );
|
|
#endif
|
|
goto done;
|
|
}
|
|
|
|
/* ACL check of newly added attrs */
|
|
if ( op->o_bd && !access_allowed( op, e, desc,
|
|
&new_rdn[0][a_cnt]->la_value, ACL_WRITE, NULL ) ) {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG ( OPERATION, ERR,
|
|
"slap_modrdn2modlist: access to attr \"%s\" "
|
|
"(new) not allowed\n",
|
|
new_rdn[0][a_cnt]->la_attr.bv_val, 0, 0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"slap_modrdn2modlist: access to attr \"%s\" "
|
|
"(new) not allowed\n",
|
|
new_rdn[0][ a_cnt ]->la_attr.bv_val, 0, 0 );
|
|
#endif
|
|
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
|
|
goto done;
|
|
}
|
|
|
|
/* Apply modification */
|
|
#ifdef SLAP_NVALUES
|
|
mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
|
|
+ 4 * sizeof( struct berval ) );
|
|
#else
|
|
mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
|
|
+ 2 * sizeof( struct berval ) );
|
|
#endif
|
|
mod_tmp->sml_desc = desc;
|
|
mod_tmp->sml_values = ( BerVarray )( mod_tmp + 1 );
|
|
mod_tmp->sml_values[0] = new_rdn[0][a_cnt]->la_value;
|
|
mod_tmp->sml_values[1].bv_val = NULL;
|
|
#ifdef SLAP_NVALUES
|
|
if( desc->ad_type->sat_equality->smr_normalize) {
|
|
mod_tmp->sml_nvalues = &mod_tmp->sml_values[2];
|
|
(void) (*desc->ad_type->sat_equality->smr_normalize)(
|
|
SLAP_MR_EQUALITY,
|
|
desc->ad_type->sat_syntax,
|
|
desc->ad_type->sat_equality,
|
|
&mod_tmp->sml_values[0],
|
|
&mod_tmp->sml_nvalues[0] );
|
|
mod_tmp->sml_nvalues[1].bv_val = NULL;
|
|
} else {
|
|
mod_tmp->sml_nvalues = NULL;
|
|
}
|
|
#endif
|
|
mod_tmp->sml_op = SLAP_MOD_SOFTADD;
|
|
mod_tmp->sml_next = mod;
|
|
mod = mod_tmp;
|
|
}
|
|
|
|
/* Remove old rdn value if required */
|
|
if ( op->oq_modrdn.rs_deleteoldrdn ) {
|
|
for ( d_cnt = 0; old_rdn[0][d_cnt]; d_cnt++ ) {
|
|
AttributeDescription *desc = NULL;
|
|
Modifications *mod_tmp;
|
|
|
|
rs->sr_err = slap_bv2ad( &old_rdn[0][d_cnt]->la_attr, &desc, &rs->sr_text );
|
|
if ( rs->sr_err != LDAP_SUCCESS ) {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG ( OPERATION, ERR,
|
|
"slap_modrdn2modlist: %s: %s (old)\n",
|
|
rs->sr_text,
|
|
old_rdn[0][d_cnt]->la_attr.bv_val,
|
|
0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"slap_modrdn2modlist: %s: %s (old)\n",
|
|
rs->sr_text,
|
|
old_rdn[0][d_cnt]->la_attr.bv_val,
|
|
0 );
|
|
#endif
|
|
goto done;
|
|
}
|
|
|
|
/* ACL check of newly added attrs */
|
|
if ( op->o_bd && !access_allowed( op, e, desc,
|
|
&old_rdn[0][d_cnt]->la_value, ACL_WRITE,
|
|
NULL ) ) {
|
|
#ifdef NEW_LOGGING
|
|
LDAP_LOG ( OPERATION, ERR,
|
|
"slap_modrdn2modlist: access "
|
|
"to attr \"%s\" (old) not allowed\n",
|
|
old_rdn[ 0 ][ d_cnt ]->la_attr.bv_val,
|
|
0, 0 );
|
|
#else
|
|
Debug( LDAP_DEBUG_TRACE,
|
|
"slap_modrdn2modlist: access "
|
|
"to attr \"%s\" (old) not allowed\n",
|
|
old_rdn[ 0 ][ d_cnt ]->la_attr.bv_val,
|
|
0, 0 );
|
|
#endif
|
|
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
|
|
goto done;
|
|
}
|
|
|
|
/* Apply modification */
|
|
#ifdef SLAP_NVALUES
|
|
mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
|
|
+ 4 * sizeof ( struct berval ) );
|
|
#else
|
|
mod_tmp = ( Modifications * )ch_malloc( sizeof( Modifications )
|
|
+ 2 * sizeof ( struct berval ) );
|
|
#endif
|
|
mod_tmp->sml_desc = desc;
|
|
mod_tmp->sml_values = ( BerVarray )(mod_tmp+1);
|
|
mod_tmp->sml_values[0] = old_rdn[0][d_cnt]->la_value;
|
|
mod_tmp->sml_values[1].bv_val = NULL;
|
|
#ifdef SLAP_NVALUES
|
|
if( desc->ad_type->sat_equality->smr_normalize) {
|
|
mod_tmp->sml_nvalues = &mod_tmp->sml_values[2];
|
|
(void) (*desc->ad_type->sat_equality->smr_normalize)(
|
|
SLAP_MR_EQUALITY,
|
|
desc->ad_type->sat_syntax,
|
|
desc->ad_type->sat_equality,
|
|
&mod_tmp->sml_values[0],
|
|
&mod_tmp->sml_nvalues[0] );
|
|
mod_tmp->sml_nvalues[1].bv_val = NULL;
|
|
} else {
|
|
mod_tmp->sml_nvalues = NULL;
|
|
}
|
|
#endif
|
|
mod_tmp->sml_op = LDAP_MOD_DELETE;
|
|
mod_tmp->sml_next = mod;
|
|
mod = mod_tmp;
|
|
}
|
|
}
|
|
|
|
done:
|
|
/* LDAP v2 supporting correct attribute handling. */
|
|
if ( rs->sr_err != LDAP_SUCCESS && mod != NULL ) {
|
|
Modifications *tmp;
|
|
for ( ; mod; mod = tmp ) {
|
|
tmp = mod->sml_next;
|
|
ch_free( mod );
|
|
}
|
|
}
|
|
|
|
*pmod = mod;
|
|
|
|
return rs->sr_err;
|
|
}
|