/**
  * @Route("/{digest}", methods={"GET"}, name="layer_get")
  *
  * @ParamConverter(name="layer", options={"mapping": {"digest": "digest"}})
  *
  * @link http://docs.docker.com/registry/spec/api/#existing-layers
  */
 public function getAction(Request $request, Layer $layer)
 {
     if ($request->isMethod('HEAD')) {
         return new Response('', Response::HTTP_OK, ['Docker-Content-Digest' => $layer->getDigest()]);
     }
     return new BinaryFileResponse($this->get('layer_manager')->getContentPath($layer), Response::HTTP_OK, ['Docker-Content-Digest' => $layer->getDigest()], false);
 }
 /**
  * @Route("/{digest}", methods={"GET"}, name="layer_get")
  *
  * @ParamConverter(name="repository", options={"mapping": {"name": "name"}})
  * @ParamConverter(name="layer", options={"mapping": {"digest": "digest"}})
  *
  * @Security("is_granted('REPO_READ', repository)")
  *
  * @link http://docs.docker.com/registry/spec/api/#existing-layers
  */
 public function getAction(Request $request, Repository $repository, Layer $layer)
 {
     // FIXME: check that the layer belongs to the repository ?
     if ($request->isMethod('HEAD')) {
         return new Response('', Response::HTTP_OK, ['Docker-Content-Digest' => $layer->getDigest()]);
     }
     return new BinaryFileResponse($this->get('layer_manager')->getContentPath($layer), Response::HTTP_OK, ['Docker-Content-Digest' => $layer->getDigest()], false);
 }