90 lines
2.9 KiB
Python
90 lines
2.9 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2014 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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"""Describe cluster 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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from googlecloudsdk.api_lib.container import util
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from googlecloudsdk.calliope import base
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from googlecloudsdk.core import log
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from surface.container.clusters.upgrade import UpgradeHelpText
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from surface.container.clusters.upgrade import VersionVerifier
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@base.DefaultUniverseOnly
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class Describe(base.DescribeCommand):
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"""Describe an existing cluster for running containers."""
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detailed_help = {
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'DESCRIPTION':
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'{description}',
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'EXAMPLES':
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"""\
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To describe an existing cluster, run:
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$ {command} sample-cluster
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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='The name of this cluster.')
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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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Returns:
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Some value that we want to have printed later.
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"""
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adapter = self.context['api_adapter']
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location_get = self.context['location_get']
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location = location_get(args)
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self._upgrade_hint = None
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vv = VersionVerifier()
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c = adapter.GetCluster(adapter.ParseCluster(args.name, location))
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ver_status = vv.Compare(c.currentMasterVersion, c.currentNodeVersion)
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if ver_status == VersionVerifier.UPGRADE_AVAILABLE:
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self._upgrade_hint = UpgradeHelpText.UPGRADE_AVAILABLE
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elif ver_status == VersionVerifier.SUPPORT_ENDING:
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self._upgrade_hint = UpgradeHelpText.SUPPORT_ENDING
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elif ver_status == VersionVerifier.UNSUPPORTED:
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self._upgrade_hint = UpgradeHelpText.UNSUPPORTED
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if ver_status != VersionVerifier.UP_TO_DATE:
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self._upgrade_hint += UpgradeHelpText.UPGRADE_COMMAND.format(name=c.name)
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for node_pool in c.nodePools:
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util.CheckForCgroupModeV1(node_pool)
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return c
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def Epilog(self, results_were_displayed):
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if self._upgrade_hint:
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log.status.Print(self._upgrade_hint)
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