102 lines
3.4 KiB
Python
102 lines
3.4 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2019 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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"""Export backend service command."""
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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 sys
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from googlecloudsdk.api_lib.compute import base_classes
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from googlecloudsdk.calliope import base
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from googlecloudsdk.command_lib.compute import flags as compute_flags
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from googlecloudsdk.command_lib.compute.backend_services import backend_services_utils
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from googlecloudsdk.command_lib.compute.backend_services import flags
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from googlecloudsdk.command_lib.export import util as export_util
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from googlecloudsdk.core.util import files
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DETAILED_HELP = {
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'DESCRIPTION':
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"""\
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Exports a backend service's configuration to a file.
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This configuration can be imported at a later time.
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""",
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'EXAMPLES':
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"""\
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A backend service can be exported by running:
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$ {command} NAME --destination=<path-to-file> --global
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"""
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}
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@base.ReleaseTracks(base.ReleaseTrack.GA, base.ReleaseTrack.BETA,
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base.ReleaseTrack.ALPHA)
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class Export(base.Command):
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"""Export a backend service.
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Exports a backend service's configuration to a file.
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This configuration can be imported at a later time.
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"""
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detailed_help = DETAILED_HELP
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@classmethod
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def GetApiVersion(cls):
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"""Returns the API version based on the release track."""
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if cls.ReleaseTrack() == base.ReleaseTrack.ALPHA:
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return 'alpha'
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elif cls.ReleaseTrack() == base.ReleaseTrack.BETA:
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return 'beta'
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return 'v1'
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@classmethod
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def GetSchemaPath(cls, for_help=False):
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"""Returns the resource schema path."""
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return export_util.GetSchemaPath(
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'compute', cls.GetApiVersion(), 'BackendService', for_help=for_help)
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@classmethod
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def Args(cls, parser):
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flags.GLOBAL_REGIONAL_BACKEND_SERVICE_ARG.AddArgument(
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parser, operation_type='export')
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export_util.AddExportFlags(parser, cls.GetSchemaPath(for_help=True))
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def Run(self, args):
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holder = base_classes.ComputeApiHolder(self.ReleaseTrack())
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client = holder.client
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(backend_services_utils.
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IsDefaultRegionalBackendServicePropertyNoneWarnOtherwise())
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backend_service_ref = (
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flags.GLOBAL_REGIONAL_BACKEND_SERVICE_ARG.ResolveAsResource(
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args,
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holder.resources,
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scope_lister=compute_flags.GetDefaultScopeLister(client)))
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backend_service = backend_services_utils.SendGetRequest(
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client, backend_service_ref)
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if args.destination:
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with files.FileWriter(args.destination) as stream:
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export_util.Export(message=backend_service,
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stream=stream,
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schema_path=self.GetSchemaPath())
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else:
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export_util.Export(message=backend_service,
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stream=sys.stdout,
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schema_path=self.GetSchemaPath())
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