docker_image_.py 文件源码

def _content(self, suffix, cache=True):
    """Fetches content of the resources from registry by http calls."""
    if isinstance(self._name, docker_name.Repository):
      suffix = '{repository}/{suffix}'.format(
          repository=self._name.repository,
          suffix=suffix)

    if suffix in self._response:
      return self._response[suffix]

    _, content = self._transport.Request(
        '{scheme}://{registry}/v2/{suffix}'.format(
            scheme=docker_http.Scheme(self._name.registry),
            registry=self._name.registry,
            suffix=suffix),
        accepted_codes=[httplib.OK])
    if cache:
      self._response[suffix] = content
    return content