openldap/servers/slapd/back-monitor/thread.c
2003-12-08 17:41:40 +00:00

114 lines
2.6 KiB
C

/* thread.c - deal with thread subsystem */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2001-2003 The OpenLDAP Foundation.
* Portions Copyright 2001-2003 Pierangelo Masarati.
* 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 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 Pierangelo Masarati for inclusion
* in OpenLDAP Software.
*/
#include "portable.h"
#include <stdio.h>
#include <ac/string.h>
#include "slap.h"
#include "back-monitor.h"
/*
* * initializes log subentry
* */
int
monitor_subsys_thread_init(
BackendDB *be
)
{
struct monitorinfo *mi;
Entry *e;
static char buf[ BACKMONITOR_BUFSIZE ];
struct berval bv;
mi = ( struct monitorinfo * )be->be_private;
if ( monitor_cache_get( mi,
&monitor_subsys[SLAPD_MONITOR_THREAD].mss_ndn, &e ) )
{
#ifdef NEW_LOGGING
LDAP_LOG( OPERATION, CRIT,
"monitor_subsys_thread_init: unable to get entry '%s'\n",
monitor_subsys[SLAPD_MONITOR_THREAD].mss_ndn.bv_val, 0, 0 );
#else
Debug( LDAP_DEBUG_ANY,
"monitor_subsys_thread_init: unable to get entry '%s'\n",
monitor_subsys[SLAPD_MONITOR_THREAD].mss_ndn.bv_val,
0, 0 );
#endif
return( -1 );
}
/* initialize the thread number */
snprintf( buf, sizeof( buf ), "max=%d", connection_pool_max );
bv.bv_val = buf;
bv.bv_len = strlen( bv.bv_val );
attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo, &bv, NULL );
monitor_cache_release( mi, e );
return( 0 );
}
int
monitor_subsys_thread_update(
Operation *op,
Entry *e
)
{
struct monitorinfo *mi = (struct monitorinfo *)op->o_bd->be_private;
Attribute *a;
struct berval *b = NULL;
char buf[ BACKMONITOR_BUFSIZE ];
assert( mi != NULL );
snprintf( buf, sizeof( buf ), "backload=%d",
ldap_pvt_thread_pool_backload( &connection_pool ) );
a = attr_find( e->e_attrs, mi->mi_ad_monitoredInfo );
if ( a != NULL ) {
for ( b = a->a_vals; b[0].bv_val != NULL; b++ ) {
if ( strncmp( b[0].bv_val, "backload=",
sizeof( "backload=" ) - 1 ) == 0 ) {
free( b[0].bv_val );
ber_str2bv( buf, 0, 1, &b[0] );
break;
}
}
}
if ( b == NULL || b[0].bv_val == NULL ) {
struct berval bv;
bv.bv_val = buf;
bv.bv_len = strlen( buf );
attr_merge_normalize_one( e, mi->mi_ad_monitoredInfo,
&bv, NULL );
}
return( 0 );
}