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141 lines
3.7 KiB
C
141 lines
3.7 KiB
C
/* thread.c - deal with thread subsystem */
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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 1998-2003 The OpenLDAP Foundation.
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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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*/
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/* This is an altered version */
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/*
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* Copyright 2001, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
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*
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* This work has beed deveolped for the OpenLDAP Foundation
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* in the hope that it may be useful to the Open Source community,
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* but WITHOUT ANY WARRANTY.
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*
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* Permission is granted to anyone to use this software for any purpose
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* on any computer system, and to alter it and redistribute it, subject
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* to the following restrictions:
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*
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* 1. The author and SysNet s.n.c. are not responsible for the consequences
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* of use of this software, no matter how awful, even if they arise from
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* flaws in it.
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*
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* 2. The origin of this software must not be misrepresented, either by
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* explicit claim or by omission. Since few users ever read sources,
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* credits should appear in the documentation.
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*
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* 3. Altered versions must be plainly marked as such, and must not be
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* misrepresented as being the original software. Since few users
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* ever read sources, credits should appear in the documentation.
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* SysNet s.n.c. cannot be responsible for the consequences of the
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* alterations.
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*
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* 4. This notice may not be removed or altered.
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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 "slap.h"
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#include "back-monitor.h"
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/*
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* * initializes log subentry
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* */
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int
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monitor_subsys_thread_init(
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BackendDB *be
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)
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{
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struct monitorinfo *mi;
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Entry *e;
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static char buf[ BACKMONITOR_BUFSIZE ];
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struct berval bv;
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mi = ( struct monitorinfo * )be->be_private;
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if ( monitor_cache_get( mi,
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&monitor_subsys[SLAPD_MONITOR_THREAD].mss_ndn, &e ) )
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{
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#ifdef NEW_LOGGING
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LDAP_LOG( OPERATION, CRIT,
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"monitor_subsys_thread_init: unable to get entry '%s'\n",
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monitor_subsys[SLAPD_MONITOR_THREAD].mss_ndn.bv_val, 0, 0 );
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#else
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Debug( LDAP_DEBUG_ANY,
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"monitor_subsys_thread_init: unable to get entry '%s'\n",
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monitor_subsys[SLAPD_MONITOR_THREAD].mss_ndn.bv_val,
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0, 0 );
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#endif
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return( -1 );
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}
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/* initialize the thread number */
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snprintf( buf, sizeof( buf ), "max=%d", connection_pool_max );
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bv.bv_val = buf;
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bv.bv_len = strlen( bv.bv_val );
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attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo, &bv, NULL );
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monitor_cache_release( mi, e );
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return( 0 );
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}
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int
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monitor_subsys_thread_update(
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Operation *op,
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Entry *e
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)
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{
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struct monitorinfo *mi = (struct monitorinfo *)op->o_bd->be_private;
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Attribute *a;
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struct berval *b = NULL;
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char buf[ BACKMONITOR_BUFSIZE ];
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assert( mi != NULL );
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snprintf( buf, sizeof( buf ), "backload=%d",
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ldap_pvt_thread_pool_backload( &connection_pool ) );
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a = attr_find( e->e_attrs, mi->mi_ad_monitoredInfo );
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if ( a != NULL ) {
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for ( b = a->a_vals; b[0].bv_val != NULL; b++ ) {
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if ( strncmp( b[0].bv_val, "backload=",
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sizeof( "backload=" ) - 1 ) == 0 ) {
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free( b[0].bv_val );
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ber_str2bv( buf, 0, 1, &b[0] );
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break;
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}
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}
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}
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if ( b == NULL || b[0].bv_val == NULL ) {
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struct berval bv;
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bv.bv_val = buf;
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bv.bv_len = strlen( buf );
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attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo,
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&bv, NULL );
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}
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return( 0 );
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}
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