def invoke_fetch(self, effect: token.FetchEffect) -> None:
remote_url = effect.url
package_name = os.path.basename(remote_url)
fetch_archive = make_temp_path('fetch-archive') + '-' + package_name
fetch_extract = make_temp_path('fetch-extract') + '-' + package_name
# download
transport = transport_provider(remote_url)
transport.get(fetch_archive, remote_url)
# extract
packer = packer_provider(remote_url)
packer.extract(fetch_archive, fetch_extract)
# move
source_path = fetch_extract + '/' + effect.source
target_path = self.runtime_path(effect.target)
SUDO.files_move(source_path, target_path)
# clean
SUDO.files_delete(fetch_archive)
SUDO.files_delete(fetch_extract)
def perform_image_put_archive(image_store: ImageStore) -> None:
provider = transport_provider(image_store.url)
provider.put(image_store.archive_path(), image_store.url)
def perform_image_get_archive(image_store: ImageStore) -> ImageStore:
provider = transport_provider(image_store.url)
provider.smart_get(image_store.archive_path(), image_store.url)
assert image_store.has_archive(
), f"transport get failure: {image_store.url}"
return image_store