/**
* @param Container $container
*
* @return bool
*/
private function isExposed(Container $container)
{
try {
$this->docker->getContainerManager()->inspect($container);
} catch (APIException $e) {
// Happen on "docker build"
return false;
}
$inspection = $container->getRuntimeInformations();
if (empty($inspection['NetworkSettings']['Ports']) || empty($inspection['State']['Running'])) {
return false;
}
return $inspection['State']['Running'];
}
private function listen()
{
$this->docker->listenEvents(function (Event $event) {
if (null === $event->getId()) {
return;
}
try {
$response = $this->docker->getContainerManager()->find($event->getId(), [], ContainerManager::FETCH_RESPONSE);
$container = json_decode(\GuzzleHttp\Psr7\copy_to_string($response->getBody()), true);
} catch (\Exception $e) {
return;
}
if (null === $container) {
return;
}
if ($this->isExposed($container)) {
$this->activeContainers[$container['Id']] = $container;
} else {
unset($this->activeContainers[$container['Id']]);
}
$this->write();
});
}