openldap/servers/slapd/back-sql/modify.c
2004-12-02 00:33:36 +00:00

124 lines
3.3 KiB
C

/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1999-2004 The OpenLDAP Foundation.
* Portions Copyright 1999 Dmitry Kovalev.
* 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 initially developed by Dmitry Kovalev for inclusion
* by OpenLDAP Software.
*/
#include "portable.h"
#include <stdio.h>
#include <sys/types.h>
#include "ac/string.h"
#include "slap.h"
#include "proto-sql.h"
int
backsql_modify( Operation *op, SlapReply *rs )
{
backsql_info *bi = (backsql_info*)op->o_bd->be_private;
SQLHDBC dbh;
backsql_oc_map_rec *oc = NULL;
backsql_entryID e_id = BACKSQL_ENTRYID_INIT;
Entry e;
/*
* FIXME: in case part of the operation cannot be performed
* (missing mapping, SQL write fails or so) the entire operation
* should be rolled-back
*/
Debug( LDAP_DEBUG_TRACE, "==>backsql_modify(): modifying entry \"%s\"\n",
op->o_req_ndn.bv_val, 0, 0 );
rs->sr_err = backsql_get_db_conn( op, &dbh );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modify(): "
"could not get connection handle - exiting\n",
0, 0, 0 );
/*
* FIXME: we don't want to send back
* excessively detailed messages
*/
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL;
goto done;
}
rs->sr_err = backsql_dn2id( op, rs, &e_id, dbh, &op->o_req_ndn, 1 );
if ( rs->sr_err != LDAP_SUCCESS ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modify(): "
"could not lookup entry id\n", 0, 0, 0 );
rs->sr_text = ( rs->sr_err == LDAP_OTHER )
? "SQL-backend error" : NULL;
goto done;
}
#ifdef BACKSQL_ARBITRARY_KEY
Debug( LDAP_DEBUG_TRACE, " backsql_modify(): "
"modifying entry \"%s\" (id=%s)\n",
e_id.eid_dn.bv_val, e_id.eid_id.bv_val, 0 );
#else /* ! BACKSQL_ARBITRARY_KEY */
Debug( LDAP_DEBUG_TRACE, " backsql_modify(): "
"modifying entry \"%s\" (id=%ld)\n",
e_id.eid_dn.bv_val, e_id.eid_id, 0 );
#endif /* ! BACKSQL_ARBITRARY_KEY */
oc = backsql_id2oc( bi, e_id.eid_oc_id );
if ( oc == NULL ) {
Debug( LDAP_DEBUG_TRACE, " backsql_modify(): "
"cannot determine objectclass of entry -- aborting\n",
0, 0, 0 );
/*
* FIXME: should never occur, since the entry was built!!!
*/
/*
* FIXME: we don't want to send back
* excessively detailed messages
*/
rs->sr_err = LDAP_OTHER;
rs->sr_text = "SQL-backend error";
goto done;
}
e.e_attrs = NULL;
e.e_name = op->o_req_dn;
e.e_nname = op->o_req_ndn;
if ( !acl_check_modlist( op, &e, op->oq_modify.rs_modlist ) ) {
rs->sr_err = LDAP_INSUFFICIENT_ACCESS;
} else {
rs->sr_err = backsql_modify_internal( op, rs, dbh, oc, &e_id,
op->oq_modify.rs_modlist );
}
if ( rs->sr_err == LDAP_SUCCESS ) {
/*
* Commit only if all operations succeed
*/
SQLTransact( SQL_NULL_HENV, dbh,
op->o_noop ? SQL_ROLLBACK : SQL_COMMIT );
}
done:;
send_ldap_result( op, rs );
Debug( LDAP_DEBUG_TRACE, "<==backsql_modify()\n", 0, 0, 0 );
return rs->sr_err != LDAP_SUCCESS ? rs->sr_err : op->o_noop;
}