# Copyright 2017 Google Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Set the IAM policy for a model."""

from __future__ import absolute_import
from __future__ import unicode_literals
from googlecloudsdk.api_lib.ml_engine import models
from googlecloudsdk.calliope import base
from googlecloudsdk.command_lib.ml_engine import flags
from googlecloudsdk.command_lib.ml_engine import models_util


@base.ReleaseTracks(base.ReleaseTrack.BETA, base.ReleaseTrack.GA)
class SetIamPolicy(base.Command):
  """Set the IAM policy for a model.

  Sets the IAM policy for the given model as defined in a JSON or YAML file.

  See https://cloud.google.com/iam/docs/managing-policies for details of
  the policy file format and contents.

  ## EXAMPLES
  The following command will read am IAM policy defined in a JSON file
  'policy.json' and set it for the model `my_model`:

    $ {command} my_model policy.json
  """

  @staticmethod
  def Args(parser):
    flags.GetModelName().AddToParser(parser)
    parser.add_argument('policy_file', help=('JSON or YAML file '
                                             'with the IAM policy'))

  def Run(self, args):
    return models_util.SetIamPolicy(models.ModelsClient(), args.model,
                                    args.policy_file)
