2001-07-15 01:34:24 +08:00
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/* search.c - monitor backend search function */
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2003-11-27 10:35:20 +08:00
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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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2004-01-02 03:15:16 +08:00
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* Copyright 2001-2004 The OpenLDAP Foundation.
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2003-12-09 01:41:40 +08:00
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* Portions Copyright 2001-2003 Pierangelo Masarati.
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2003-11-27 10:35:20 +08:00
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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 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 Pierangelo Masarati for inclusion
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* in OpenLDAP Software.
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2001-07-15 01:34:24 +08:00
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <ac/string.h>
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#include <ac/socket.h>
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#include "slap.h"
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#include "back-monitor.h"
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#include "proto-back-monitor.h"
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static int
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monitor_send_children(
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2003-04-01 03:45:52 +08:00
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Operation *op,
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SlapReply *rs,
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2001-07-15 01:34:24 +08:00
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Entry *e_parent,
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2003-04-01 12:12:18 +08:00
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int sub
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2001-07-15 01:34:24 +08:00
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)
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{
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2003-04-01 03:45:52 +08:00
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struct monitorinfo *mi =
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(struct monitorinfo *) op->o_bd->be_private;
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2001-12-23 03:14:10 +08:00
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Entry *e, *e_tmp, *e_ch;
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2001-07-15 01:34:24 +08:00
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struct monitorentrypriv *mp;
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int rc;
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mp = ( struct monitorentrypriv * )e_parent->e_private;
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e = mp->mp_children;
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2001-12-27 23:16:12 +08:00
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e_ch = NULL;
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2001-12-23 03:14:10 +08:00
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if ( MONITOR_HAS_VOLATILE_CH( mp ) ) {
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2003-04-12 07:08:16 +08:00
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monitor_entry_create( op, NULL, e_parent, &e_ch );
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2001-07-15 01:34:24 +08:00
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}
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monitor_cache_release( mi, e_parent );
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2001-12-23 03:14:10 +08:00
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/* no volatile entries? */
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if ( e_ch == NULL ) {
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/* no persistent entries? return */
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if ( e == NULL ) {
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return( 0 );
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}
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/* volatile entries */
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} else {
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/* if no persistent, return only volatile */
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if ( e == NULL ) {
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e = e_ch;
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monitor_cache_lock( e_ch );
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/* else append persistent to volatile */
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} else {
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e_tmp = e_ch;
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do {
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mp = ( struct monitorentrypriv * )e_tmp->e_private;
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e_tmp = mp->mp_next;
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if ( e_tmp == NULL ) {
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mp->mp_next = e;
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break;
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}
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} while ( e_tmp );
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e = e_ch;
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}
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}
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/* return entries */
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2003-04-01 12:12:18 +08:00
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for ( ; e != NULL; ) {
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2001-07-15 01:34:24 +08:00
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mp = ( struct monitorentrypriv * )e->e_private;
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2003-04-12 07:08:16 +08:00
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monitor_entry_update( op, e );
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2001-07-15 01:34:24 +08:00
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2003-04-01 03:45:52 +08:00
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rc = test_filter( op, e, op->oq_search.rs_filter );
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2001-07-15 01:34:24 +08:00
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if ( rc == LDAP_COMPARE_TRUE ) {
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2003-04-01 03:45:52 +08:00
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rs->sr_entry = e;
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2004-03-17 19:50:15 +08:00
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rs->sr_flags = 0;
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2003-04-01 03:45:52 +08:00
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send_search_entry( op, rs );
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2003-04-07 16:19:26 +08:00
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rs->sr_entry = NULL;
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2001-07-15 01:34:24 +08:00
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}
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if ( ( mp->mp_children || MONITOR_HAS_VOLATILE_CH( mp ) )
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&& sub ) {
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2003-04-01 12:12:18 +08:00
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rc = monitor_send_children( op, rs, e, sub );
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2001-07-15 01:34:24 +08:00
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if ( rc ) {
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return( rc );
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}
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}
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e_tmp = mp->mp_next;
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if ( e_tmp != NULL ) {
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monitor_cache_lock( e_tmp );
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}
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monitor_cache_release( mi, e );
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e = e_tmp;
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}
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return( 0 );
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}
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int
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2003-04-01 03:21:19 +08:00
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monitor_back_search( Operation *op, SlapReply *rs )
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2001-07-15 01:34:24 +08:00
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{
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2003-04-01 03:21:19 +08:00
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struct monitorinfo *mi
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= (struct monitorinfo *) op->o_bd->be_private;
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2002-10-23 22:11:02 +08:00
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int rc = LDAP_SUCCESS;
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2001-12-10 17:50:06 +08:00
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Entry *e, *matched = NULL;
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2001-07-15 01:34:24 +08:00
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Debug(LDAP_DEBUG_TRACE, "=> monitor_back_search\n%s%s%s", "", "", "");
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/* get entry with reader lock */
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2003-04-12 09:17:05 +08:00
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monitor_cache_dn2entry( op, &op->o_req_ndn, &e, &matched );
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2001-07-15 01:34:24 +08:00
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if ( e == NULL ) {
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2003-04-01 03:21:19 +08:00
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rs->sr_err = LDAP_NO_SUCH_OBJECT;
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2001-12-10 17:50:06 +08:00
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if ( matched ) {
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2003-04-08 07:22:27 +08:00
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rs->sr_matched = matched->e_dn;
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2001-12-10 17:50:06 +08:00
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}
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2001-07-15 01:34:24 +08:00
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2003-04-01 03:21:19 +08:00
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send_ldap_result( op, rs );
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2003-04-08 07:22:27 +08:00
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if ( matched ) {
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monitor_cache_release( mi, matched );
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rs->sr_matched = NULL;
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}
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2003-04-01 03:21:19 +08:00
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return( 0 );
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2001-07-15 01:34:24 +08:00
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}
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2003-04-07 16:53:03 +08:00
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rs->sr_attrs = op->oq_search.rs_attrs;
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2003-04-01 03:45:52 +08:00
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switch ( op->oq_search.rs_scope ) {
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2001-07-15 01:34:24 +08:00
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case LDAP_SCOPE_BASE:
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2003-04-12 07:08:16 +08:00
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monitor_entry_update( op, e );
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2003-04-01 03:45:52 +08:00
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rc = test_filter( op, e, op->oq_search.rs_filter );
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if ( rc == LDAP_COMPARE_TRUE ) {
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rs->sr_entry = e;
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2004-03-17 19:50:15 +08:00
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rs->sr_flags = 0;
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2003-04-01 03:45:52 +08:00
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send_search_entry( op, rs );
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2003-04-04 05:24:53 +08:00
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rs->sr_entry = NULL;
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2001-07-15 01:34:24 +08:00
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}
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2002-09-16 06:42:07 +08:00
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rc = LDAP_SUCCESS;
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2001-07-15 01:34:24 +08:00
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monitor_cache_release( mi, e );
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break;
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case LDAP_SCOPE_ONELEVEL:
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2003-04-01 12:12:18 +08:00
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rc = monitor_send_children( op, rs, e, 0 );
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2001-07-15 01:34:24 +08:00
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if ( rc ) {
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2002-09-12 01:15:55 +08:00
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rc = LDAP_OTHER;
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2003-04-01 03:45:52 +08:00
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}
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2001-07-15 01:34:24 +08:00
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break;
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case LDAP_SCOPE_SUBTREE:
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2003-04-12 07:08:16 +08:00
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monitor_entry_update( op, e );
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2003-04-01 03:45:52 +08:00
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rc = test_filter( op, e, op->oq_search.rs_filter );
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2001-07-15 01:34:24 +08:00
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if ( rc == LDAP_COMPARE_TRUE ) {
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2003-04-04 05:24:53 +08:00
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rs->sr_entry = e;
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2004-03-17 19:50:15 +08:00
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rs->sr_flags = 0;
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2003-04-01 03:45:52 +08:00
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send_search_entry( op, rs );
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2003-04-04 05:24:53 +08:00
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rs->sr_entry = NULL;
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2001-07-15 01:34:24 +08:00
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}
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2003-04-01 12:12:18 +08:00
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rc = monitor_send_children( op, rs, e, 1 );
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2001-07-15 01:34:24 +08:00
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if ( rc ) {
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2002-09-12 01:15:55 +08:00
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rc = LDAP_OTHER;
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2001-07-15 01:34:24 +08:00
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}
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break;
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}
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2003-04-07 16:53:03 +08:00
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rs->sr_attrs = NULL;
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2003-04-01 03:45:52 +08:00
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rs->sr_err = rc;
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2003-04-01 12:12:18 +08:00
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send_ldap_result( op, rs );
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2001-07-15 01:34:24 +08:00
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2002-09-12 01:15:55 +08:00
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return( rc == LDAP_SUCCESS ? 0 : 1 );
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2001-07-15 01:34:24 +08:00
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}
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2003-04-01 03:45:52 +08:00
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