92 lines
3.0 KiB
Python
92 lines
3.0 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2021 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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"""Fetch Config Controller credentials."""
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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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from googlecloudsdk.api_lib.container import api_adapter as container_api_adapter
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from googlecloudsdk.api_lib.container import util as container_util
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from googlecloudsdk.calliope import base
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from googlecloudsdk.core import log
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NOT_RUNNING_MSG = """\
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Config Controller {0} is not running. The kubernetes API may not be available."""
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def _BaseRun(args):
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"""Base operations for `get-credentials` run command."""
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container_util.CheckKubectlInstalled()
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cluster_id = 'krmapihost-' + args.name
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location_id = args.location
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project = None
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gke_api = container_api_adapter.NewAPIAdapter('v1')
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log.status.Print('Fetching cluster endpoint and auth data.')
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cluster_ref = gke_api.ParseCluster(cluster_id, location_id, project)
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cluster = gke_api.GetCluster(cluster_ref)
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if not gke_api.IsRunning(cluster):
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log.warning(NOT_RUNNING_MSG.format(cluster_ref.clusterId))
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return cluster, cluster_ref
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@base.ReleaseTracks(base.ReleaseTrack.ALPHA, base.ReleaseTrack.GA)
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class GetCredentialsAlpha(base.Command):
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"""Fetch credentials for a running Anthos Config Controller.
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{command} updates a `kubeconfig` file with appropriate credentials and
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endpoint information to point `kubectl` at a specific
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Anthos Config Controller.
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"""
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detailed_help = {
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'EXAMPLES':
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"""\
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To switch to working on your Config Controller 'main', run:
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$ {command} main --location=us-central1
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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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Args:
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parser: An argparse.ArgumentParser-like object. It is mocked out in order
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to capture some information, but behaves like an ArgumentParser.
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"""
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parser.add_argument('name', help='Name of the Anthos Config Controller.')
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parser.add_argument(
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'--location',
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required=True,
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help='The location (region) of the Anthos Config Controller.')
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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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Raises:
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container_util.Error: if the cluster is unreachable or not running.
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"""
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cluster, cluster_ref = _BaseRun(args)
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container_util.ClusterConfig.Persist(cluster, cluster_ref.projectId)
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