Future<Manifest> RegistryClientProcess::getManifest(
const Image::Name& imageName)
{
http::URL manifestURL(registryServer_);
manifestURL.path =
"v2/" + imageName.repository() + "/manifests/" + imageName.tag();
return doHttpGet(manifestURL, None(), false, true, None())
.then(defer(self(), [this] (
const http::Response& response) -> Future<Manifest> {
// TODO(jojy): We dont use the digest that is returned in header.
// This is a good place to validate the manifest.
Try<Manifest> manifest = Manifest::create(response.body);
if (manifest.isError()) {
return Failure(
"Failed to parse manifest response: " + manifest.error());
}
return manifest.get();
}));
}
// Returns the path to the repository that is used to construct
// URL to call the Docker registry server.
// Currently we only support offical repositories that always prefix
// repository with library/.
// TODO(tnachen): Support unoffical repositories and loading in repository
// information.
string RegistryClientProcess::getRepositoryPath(
const Image::Name& imageName) const
{
return getAPIVersion() + "/library/" + imageName.repository();
}