public function testConvertArray()
{
$newUnit = '';
/* Test bytes */
$values = array(12200, 23440);
$this->assertEquals(array(11.9140625, 22.890625), HumanReadable::convertArray($values, 'B', $newUnit));
$this->assertEquals('kB', $newUnit);
/* Test with 2 decimal */
$this->assertEquals(array(11.91, 22.89), HumanReadable::convertArray($values, 'B', $newUnit, 2));
/* Test octets */
$this->assertEquals(array(11.9140625, 22.890625), HumanReadable::convertArray($values, 'o', $newUnit));
$this->assertEquals('ko', $newUnit);
/* Test bits */
$this->assertEquals(array(12.2, 23.44), HumanReadable::convertArray($values, 'b', $newUnit));
$this->assertEquals('kb', $newUnit);
/* Test bad unit */
$this->assertEquals($values, HumanReadable::convertArray($values, 'toto', $newUnit));
/* Test with Zero has value */
$this->assertEquals(null, HumanReadable::convertArray(array(0), 'b', $newUnit));
}
/**
*
* @param type $domain
* @param type $service
* @param type $metricList
* @return string
*/
public static function normalizeMetricsForStorage($domain, $service, $metricList)
{
$normalizeMetricSet = array();
if (!isset($metricList['used'])) {
return array();
}
$metric = $metricList['used'];
$newUnit = "";
$memoryValue = HumanReadable::convertArray(array($metric['current_value'], $metric['max']), $metric['unit_name'], $newUnit, 2);
$normalizeMetricSet['current'] = $memoryValue[0];
$normalizeMetricSet['max'] = $memoryValue[1];
if (!empty($newUnit)) {
$metric['unit_name'] = $newUnit;
}
$normalizeMetricSet['unit'] = $metric['unit_name'];
$normalizeMetricSet['status'] = strtolower(StatusUtils::numToString($service['state'], StatusUtils::TYPE_SERVICE));
return $normalizeMetricSet;
}
/**
*
* @param type $metricId
* @param type $startTime
* @param type $endTime
* @return type
*/
public static function getMetricsValuesFromRrd($metricId, $startTime = null, $endTime = null, $unit = null)
{
$rrdHandler = new Rrd();
if (!is_null($startTime) && !is_null($endTime)) {
$rrdHandler->setPeriod($startTime, $endTime);
}
$datas = array_map(function ($data) {
$data = floatval($data);
if (is_nan($data)) {
return null;
}
return $data;
}, array_values($rrdHandler->getValues($metricId)));
$newUnit = "";
if (!is_null($unit)) {
$datas = HumanReadable::convertArray($datas, $unit, $newUnit, 2);
}
return array('datas' => $datas, 'unit' => $newUnit);
}
