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/* OpenLDAP WiredTiger backend */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2002-2022 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENTS:
* This work was developed by HAMANO Tsukasa <hamano@osstech.co.jp>
* based on back-bdb for inclusion in OpenLDAP Software.
* WiredTiger is a product of MongoDB Inc.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include "back-wt.h"
#include "slap-config.h"
int
wt_compare( Operation *op, SlapReply *rs )
{
struct wt_info *wi = (struct wt_info *) op->o_bd->be_private;
Entry *e = NULL;
int manageDSAit = get_manageDSAit( op );
int rc;
wt_ctx *wc = NULL;
Debug( LDAP_DEBUG_ARGS, "==> wt_compare: %s\n",
op->o_req_dn.bv_val );
wc = wt_ctx_get(op, wi);
if( !wc ){
Debug( LDAP_DEBUG_ANY, "wt_compare: wt_ctx_get failed\n" );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "internal error";
send_ldap_result( op, rs );
return rs->sr_err;
}
rc = wt_dn2entry(op->o_bd, wc, &op->o_req_ndn, &e);
switch( rc ) {
case 0:
case WT_NOTFOUND:
break;
default:
rs->sr_err = LDAP_OTHER;
rs->sr_text = "internal error";
goto return_results;
}
if ( rc == WT_NOTFOUND ||
(!manageDSAit && e && is_entry_glue( e ) )) {
if ( !e ) {
rc = wt_dn2aentry(op->o_bd, wc, &op->o_req_ndn, &e);
switch( rc ) {
case 0:
break;
case WT_NOTFOUND:
rs->sr_err = LDAP_NO_SUCH_OBJECT;
goto return_results;
default:
Debug( LDAP_DEBUG_ANY, "wt_compare: wt_dn2aentry failed (%d)\n",
rc );
rs->sr_err = LDAP_OTHER;
rs->sr_text = "internal error";
goto return_results;
}
}
/* return referral only if "disclose" is granted on the object */
if ( ! access_allowed( op, e, slap_schema.si_ad_entry,
NULL, ACL_DISCLOSE, NULL ) )
{
rs->sr_err = LDAP_NO_SUCH_OBJECT;
} else {
rs->sr_matched = ch_strdup( e->e_dn );
if ( is_entry_referral( e )) {
BerVarray ref = get_entry_referrals( op, e );
rs->sr_ref = referral_rewrite( ref,
&e->e_name,
&op->o_req_dn,
LDAP_SCOPE_DEFAULT );
ber_bvarray_free( ref );
} else {
rs->sr_ref = NULL;
}
rs->sr_err = LDAP_REFERRAL;
}
rs->sr_flags = REP_MATCHED_MUSTBEFREED | REP_REF_MUSTBEFREED;
send_ldap_result( op, rs );
goto done;
}
if (!manageDSAit && is_entry_referral( e ) ) {
/* return referral only if "disclose" is granted on the object */
if ( !access_allowed( op, e, slap_schema.si_ad_entry,
NULL, ACL_DISCLOSE, NULL ) )
{
rs->sr_err = LDAP_NO_SUCH_OBJECT;
} else {
/* entry is a referral, don't allow compare */
rs->sr_ref = get_entry_referrals( op, e );
rs->sr_err = LDAP_REFERRAL;
rs->sr_matched = e->e_name.bv_val;
}
Debug( LDAP_DEBUG_TRACE, "entry is referral\n" );
send_ldap_result( op, rs );
ber_bvarray_free( rs->sr_ref );
rs->sr_ref = NULL;
rs->sr_matched = NULL;
goto done;
}
rs->sr_err = slap_compare_entry( op, e, op->orc_ava );
return_results:
send_ldap_result( op, rs );
switch ( rs->sr_err ) {
case LDAP_COMPARE_FALSE:
case LDAP_COMPARE_TRUE:
rs->sr_err = LDAP_SUCCESS;
break;
}
done:
if ( e != NULL ) {
wt_entry_return( e );
}
return rs->sr_err;
}
/*
* Local variables:
* indent-tabs-mode: t
* tab-width: 4
* c-basic-offset: 4
* End:
*/
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