110 lines
4.0 KiB
Python
110 lines
4.0 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2022 Google LLC. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Command that saves environment snapshots."""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import unicode_literals
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import textwrap
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from googlecloudsdk.api_lib.composer import environments_util as environments_api_util
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from googlecloudsdk.api_lib.composer import operations_util as operations_api_util
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from googlecloudsdk.api_lib.composer import util as api_util
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from googlecloudsdk.calliope import base
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from googlecloudsdk.command_lib.composer import resource_args
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from googlecloudsdk.command_lib.composer import util as command_util
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from googlecloudsdk.core import log
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import six
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DETAILED_HELP = {
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'EXAMPLES':
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textwrap.dedent("""\
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To save a snapshot of the environment named env-1, run:
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$ {command} env-1
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""")
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}
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class SaveSnapshot(base.Command):
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"""Save a snapshot of the environment."""
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detailed_help = DETAILED_HELP
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@staticmethod
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def Args(parser):
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resource_args.AddEnvironmentResourceArg(parser,
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'where the snapshot must be saved')
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base.ASYNC_FLAG.AddToParser(parser)
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parser.add_argument(
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'--snapshot-location',
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type=str,
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help='The Cloud Storage location where to save the snapshot. It must '
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'start with the prefix gs://. Default value is /snapshots directory in '
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'the Cloud Storage bucket of the environment.')
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def Run(self, args):
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env_resource = args.CONCEPTS.environment.Parse()
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operation = environments_api_util.SaveSnapshot(
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env_resource, args.snapshot_location, release_track=self.ReleaseTrack())
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if args.async_:
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return self._AsynchronousExecution(env_resource, operation)
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else:
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return self._SynchronousExecution(env_resource, operation)
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def _AsynchronousExecution(self, env_resource, operation):
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log.UpdatedResource(
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env_resource.RelativeName(),
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kind='environment',
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is_async=True,
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details='with operation [{}]'.format(operation.name))
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log.status.Print('If you want to see the result, run:')
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log.status.Print('gcloud composer operations describe ' + operation.name)
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return operation
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def _SynchronousExecution(self, env_resource, operation):
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try:
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operations_api_util.WaitForOperation(
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operation,
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'Waiting for [{}] to be updated with [{}]'.format(
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env_resource.RelativeName(), operation.name),
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release_track=self.ReleaseTrack())
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completed_operation = operations_api_util.GetService(
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self.ReleaseTrack()).Get(
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api_util.GetMessagesModule(self.ReleaseTrack())
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.ComposerProjectsLocationsOperationsGetRequest(
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name=operation.name))
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log.status.Print('\nIf you want to see the result once more, run:')
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log.status.Print('gcloud composer operations describe ' + operation.name +
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'\n')
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log.status.Print(
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'If you want to see history of all operations to be able'
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' to display results of previous check-upgrade runs, run:')
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log.status.Print('gcloud composer operations list\n')
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log.status.Print('Response: ')
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return completed_operation.response
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except command_util.Error as e:
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raise command_util.Error(
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'Failed to save the snapshot of the environment [{}]: {}'.format(
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env_resource.RelativeName(), six.text_type(e)))
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