117 lines
3.7 KiB
Python
117 lines
3.7 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2019 Google Inc. 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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"""bigtable backups list 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 textwrap
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from apitools.base.py import list_pager
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from googlecloudsdk.api_lib.bigtable import util
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from googlecloudsdk.calliope import base
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from googlecloudsdk.calliope import exceptions
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from googlecloudsdk.command_lib.bigtable import arguments
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from googlecloudsdk.core import resources
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def _GetUriFunction(resource):
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return resources.REGISTRY.ParseRelativeName(
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resource.name,
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collection='bigtableadmin.projects.instances.clusters.backups').SelfLink()
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def _TransformCluster(resource):
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"""Get Cluster ID from backup name."""
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# backup name is in the format of:
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# projects/{}/instances/{}/clusters/{}/backups/{}
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backup_name = resource.get('name')
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results = backup_name.split('/')
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cluster_name = results[-3]
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return cluster_name
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class ListBackups(base.ListCommand):
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"""List existing Bigtable backups."""
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detailed_help = {
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'DESCRIPTION':
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textwrap.dedent("""
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List existing Bigtable backups.
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"""),
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'EXAMPLES':
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textwrap.dedent("""
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To list all backups in an instance, run:
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$ {command} --instance=INSTANCE_NAME
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To list all backups in a cluster, run:
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$ {command} --instance=INSTANCE_NAME --cluster=CLUSTER_NAME
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"""),
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}
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@staticmethod
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def Args(parser):
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"""Register flags for this command."""
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arguments.AddBackupResourceArg(parser, 'to list backups for')
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parser.display_info.AddFormat("""
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table(
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name.basename():sort=1:label=NAME,
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cluster():label=CLUSTER,
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sourceTable.basename():label=TABLE,
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expireTime:label=EXPIRE_TIME,
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state
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)
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""")
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parser.display_info.AddUriFunc(_GetUriFunction)
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parser.display_info.AddTransforms({'cluster': _TransformCluster})
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def Run(self, args):
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"""This is what gets called when the user runs this command.
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Args:
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args: an argparse namespace. All the arguments that were provided to this
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command invocation.
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Yields:
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Some value that we want to have printed later.
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"""
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cli = util.GetAdminClient()
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instance_ref = args.CONCEPTS.instance.Parse()
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cluster_ref = args.CONCEPTS.cluster.Parse()
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if cluster_ref:
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cluster_str = cluster_ref.RelativeName()
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elif instance_ref:
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if args.IsSpecified('cluster'):
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cluster_str = instance_ref.RelativeName() + '/clusters/' + args.cluster
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else:
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cluster_str = instance_ref.RelativeName() + '/clusters/-'
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else:
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raise exceptions.InvalidArgumentException('--instance',
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'--instance must be specified')
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msg = (
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util.GetAdminMessages()
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.BigtableadminProjectsInstancesClustersBackupsListRequest(
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parent=cluster_str))
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for backup in list_pager.YieldFromList(
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cli.projects_instances_clusters_backups,
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msg,
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field='backups',
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batch_size_attribute=None):
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yield backup
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