100 lines
3.5 KiB
Python
100 lines
3.5 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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"""Command to update labels for VPN tunnels."""
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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.compute import base_classes
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from googlecloudsdk.api_lib.compute.vpn_tunnels import vpn_tunnels_utils
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from googlecloudsdk.calliope import base
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from googlecloudsdk.calliope import exceptions as calliope_exceptions
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from googlecloudsdk.command_lib.compute import flags as compute_flags
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from googlecloudsdk.command_lib.compute.vpn_tunnels import flags as vpn_tunnel_flags
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from googlecloudsdk.command_lib.util.args import labels_util
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_VPN_TUNNEL_ARG = vpn_tunnel_flags.VpnTunnelArgument()
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@base.ReleaseTracks(base.ReleaseTrack.ALPHA, base.ReleaseTrack.BETA)
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class Update(base.UpdateCommand):
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r"""Update a Compute Engine VPN tunnel.
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*{command}* updates labels for a Compute Engine VPN tunnel.
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For example:
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$ {command} example-tunnel --region us-central1 \
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--update-labels=k0=value1,k1=value2 --remove-labels=k3
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will add/update labels ``k0'' and ``k1'' and remove labels with key ``k3''.
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Labels can be used to identify the VPN tunnel and to filter them as in
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$ {parent_command} list --filter='labels.k1:value2'
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To list existing labels
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$ {parent_command} describe example-tunnel --format="default(labels)"
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"""
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@classmethod
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def Args(cls, parser):
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"""Adds arguments to the supplied parser.
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Args:
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parser: The argparse parser to add arguments to.
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"""
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_VPN_TUNNEL_ARG.AddArgument(parser, operation_type='update')
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labels_util.AddUpdateLabelsFlags(parser)
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def Run(self, args):
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"""Issues API requests to update a VPN Tunnel.
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Args:
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args: argparse.Namespace, The arguments received by this command.
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Returns:
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[protorpc.messages.Message], A list of responses returned
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by the compute API.
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"""
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holder = base_classes.ComputeApiHolder(self.ReleaseTrack())
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messages = holder.client.messages
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helper = vpn_tunnels_utils.VpnTunnelHelper(holder)
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vpn_tunnel_ref = _VPN_TUNNEL_ARG.ResolveAsResource(
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args,
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holder.resources,
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scope_lister=compute_flags.GetDefaultScopeLister(holder.client))
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labels_diff = labels_util.Diff.FromUpdateArgs(args)
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if not labels_diff.MayHaveUpdates():
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raise calliope_exceptions.RequiredArgumentException(
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'LABELS', 'At least one of --update-labels or '
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'--remove-labels must be specified.')
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vpn_tunnel = helper.Describe(vpn_tunnel_ref)
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labels_update = labels_diff.Apply(
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messages.RegionSetLabelsRequest.LabelsValue, vpn_tunnel.labels)
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if not labels_update.needs_update:
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return vpn_tunnel
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operation_ref = helper.SetLabels(
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vpn_tunnel_ref, vpn_tunnel.labelFingerprint, labels_update.labels)
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return helper.WaitForOperation(
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vpn_tunnel_ref, operation_ref,
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'Updating labels of VPN tunnel [{0}]'.format(vpn_tunnel_ref.Name()))
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