Synnefo » snf-ganeti » ganeti-local

    os_list = backend.DiagnoseOS()

    if not os_list:

      # this catches also return values of 'False',

      # for which we can't iterate over

      return os_list

    result = []

    for data in os_list:

      if isinstance(data, objects.OS):

        result.append(data.ToDict())

      elif isinstance(data, errors.InvalidOS):

        result.append(data.args)

      else:

        raise errors.ProgrammerError("Invalid result from backend.DiagnoseOS"

                                     " (class %s, %s)" %

                                     (str(data.__class__), data))

    return result