/**
* @param \Elasticsearch\Connections\Connection $connection
*
* @return bool
*/
private function readyToRevive(Connection $connection)
{
$timeout = min($this->pingTimeout * pow(2, $connection->getPingFailures()), $this->maxPingTimeout);
if ($connection->getLastPing() + $timeout < time()) {
return true;
} else {
return false;
}
}
/**
* @param Connection $connection
* @return bool
*/
private function sniffConnection(Connection $connection)
{
try {
$response = $connection->sniff();
} catch (OperationTimeoutException $exception) {
return false;
}
$nodes = $this->parseClusterState($connection->getTransportSchema(), $response);
if (count($nodes) === 0) {
return false;
}
$this->connections = array();
foreach ($nodes as $node) {
$nodeDetails = array('host' => $node['host'], 'port' => $node['port']);
$this->connections[] = $this->connectionFactory->create($nodeDetails);
}
$this->nextSniff = time() + $this->sniffingInterval;
return true;
}