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<?php
/**
* $Id$
*
* Author: David Danier, david.danier@team23.de
* Project: Serverstats, http://serverstats.berlios.de/
* License: GPL v2 or later (http://www.gnu.org/licenses/gpl.html)
*
* Copyright (C) 2005 David Danier
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
class mysql extends source implements source_rrd
{
private $db;
private $host;
private $user;
private $password;
private $questions;
private $processcount;
public function __construct($user = 'status', $password = '', $host = 'localhost')
{
$this->user = $user;
$this->password = $password;
$this->host = $host;
}
public function init()
{
if (($this->db = @mysql_connect($this->host, $this->user, $this->password)) === false)
{
throw new Exception('Could not connect to database');
}
}
public function refreshData()
{
// Questions
$sql = "SHOW GLOBAL STATUS LIKE 'QUESTIONS';";
$result = mysql_query($sql, $this->db);
$data = mysql_fetch_row($result);
$questions = $data[1];
// Processcount
$sql = "SHOW PROCESSLIST";
$result = mysql_query($sql, $this->db);
$processcount = mysql_num_rows($result) - 1;
$this->questions = $questions;
$this->processcount = $processcount;
}
public function initRRD(rrd $rrd)
{
$rrd->addDatasource('questions', 'GAUGE', null, 0);
$rrd->addDatasource('questionsps', 'DERIVE', null, 0);
$rrd->addDatasource('processcount', 'GAUGE', null, 0);
}
public function fetchValues()
{
$values = array();
$values['questions'] = $this->questions;
$values['questionsps'] = $this->questions;
$values['processcount'] = $this->processcount;
return $values;
}
}
?>
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