/**
* @param CollectorAccessInterface $collector
* @return int
*/
public function requestValue(CollectorAccessInterface $collector)
{
$metric = $collector->getMetric();
$identifier = isset($metric['identifier']) ? $metric['identifier'] : null;
$container = MonolistWatcherBundle::getContainer();
$awsConfig = $container->getParameter('aws');
if ($awsConfig['enabled'] == false) {
return null;
//TODO write to log or handle it on another way
}
$client = CloudWatchClient::factory(array('key' => $awsConfig['access_key'], 'secret' => $awsConfig['secret_key'], 'region' => 'eu-west-1'));
$result = $client->getMetricStatistics(array('Namespace' => 'AWS/ELB', 'MetricName' => 'UnHealthyHostCount', 'Dimensions' => array(array('Name' => 'LoadBalancerName', 'Value' => $identifier)), 'StartTime' => strtotime('-2 min'), 'EndTime' => strtotime('now'), 'Period' => 60, 'Statistics' => array('Maximum', 'Minimum')));
$resultArray = $result->get('Datapoints');
$lastResult = empty($resultArray) ? null : array_pop($resultArray);
return intval($lastResult['Maximum']);
}
/**
* Save the entity to db
*
* @return void
*/
public function save()
{
$container = MonolistWatcherBundle::getContainer();
/** @var \Doctrine\Bundle\DoctrineBundle\Registry $doct */
$doct = $container->get('doctrine');
$em = $doct->getManager();
$em->persist($this);
$em->flush();
}
