234 lines
7.6 KiB
Python
234 lines
7.6 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2017 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 for updating Compute Engine routers."""
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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 import routers_utils
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from googlecloudsdk.api_lib.compute.operations import poller
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from googlecloudsdk.api_lib.util import waiter
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from googlecloudsdk.calliope import base
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from googlecloudsdk.command_lib.compute.routers import flags
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from googlecloudsdk.command_lib.compute.routers import router_utils
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from googlecloudsdk.core import log
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from googlecloudsdk.core import resources
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from googlecloudsdk.core.console import console_io
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@base.ReleaseTracks(base.ReleaseTrack.GA)
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@base.UniverseCompatible
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class Update(base.UpdateCommand):
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"""Update a Compute Engine router."""
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ROUTER_ARG = None
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@classmethod
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def _Args(cls, parser):
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cls.ROUTER_ARG = flags.RouterArgument()
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cls.ROUTER_ARG.AddArgument(parser, operation_type='update')
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base.ASYNC_FLAG.AddToParser(parser)
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flags.AddKeepaliveIntervalArg(parser)
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flags.AddBgpIdentifierRangeArg(parser)
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flags.AddAsnArg(parser)
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flags.AddUpdateCustomAdvertisementArgs(parser, 'router')
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@classmethod
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def Args(cls, parser):
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cls._Args(parser)
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def _Run(self, args):
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# Manually ensure replace/incremental flags are mutually exclusive.
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router_utils.CheckIncompatibleFlagsOrRaise(args)
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holder = base_classes.ComputeApiHolder(self.ReleaseTrack())
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messages = holder.client.messages
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service = holder.client.apitools_client.routers
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router_ref = self.ROUTER_ARG.ResolveAsResource(args, holder.resources)
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request_type = messages.ComputeRoutersGetRequest
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replacement = service.Get(request_type(**router_ref.AsDict()))
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replacement.bgp = replacement.bgp or messages.RouterBgp()
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existing_mode = replacement.bgp.advertiseMode
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if args.keepalive_interval is not None:
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setattr(replacement.bgp, 'keepaliveInterval', args.keepalive_interval)
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if args.bgp_identifier_range is not None:
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setattr(replacement.bgp, 'identifierRange', args.bgp_identifier_range)
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if args.asn is not None:
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setattr(replacement.bgp, 'asn', args.asn)
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if router_utils.HasReplaceAdvertisementFlags(args):
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mode, groups, ranges = router_utils.ParseAdvertisements(
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messages=messages, resource_class=messages.RouterBgp, args=args
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)
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router_utils.PromptIfSwitchToDefaultMode(
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messages=messages,
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resource_class=messages.RouterBgp,
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existing_mode=existing_mode,
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new_mode=mode,
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)
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attrs = {
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'advertiseMode': mode,
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'advertisedGroups': groups,
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'advertisedIpRanges': ranges,
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}
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for attr, value in attrs.items():
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if value is not None:
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setattr(replacement.bgp, attr, value)
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if router_utils.HasIncrementalAdvertisementFlags(args):
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# This operation should only be run on custom mode routers.
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router_utils.ValidateCustomMode(
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messages=messages,
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resource_class=messages.RouterBgp,
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resource=replacement.bgp,
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)
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# These arguments are guaranteed to be mutually exclusive in args.
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if args.add_advertisement_groups:
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groups_to_add = routers_utils.ParseGroups(
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resource_class=messages.RouterBgp,
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groups=args.add_advertisement_groups,
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)
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replacement.bgp.advertisedGroups.extend(groups_to_add)
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if args.remove_advertisement_groups:
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groups_to_remove = routers_utils.ParseGroups(
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resource_class=messages.RouterBgp,
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groups=args.remove_advertisement_groups,
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)
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router_utils.RemoveGroupsFromAdvertisements(
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messages=messages,
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resource_class=messages.RouterBgp,
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resource=replacement.bgp,
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groups=groups_to_remove,
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)
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if args.add_advertisement_ranges:
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ip_ranges_to_add = routers_utils.ParseIpRanges(
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messages=messages, ip_ranges=args.add_advertisement_ranges
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)
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replacement.bgp.advertisedIpRanges.extend(ip_ranges_to_add)
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if args.remove_advertisement_ranges:
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router_utils.RemoveIpRangesFromAdvertisements(
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messages=messages,
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resource_class=messages.RouterBgp,
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resource=replacement.bgp,
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ip_ranges=args.remove_advertisement_ranges,
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)
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if router_utils.HasUpdateAdvertisementRangesFlags(args):
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console_io.PromptContinue(
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message=(
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'Caution: You can specify custom advertised routes on a Cloud'
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' Router and on a BGP session. Custom advertised routes on the'
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' Cloud Router apply to all of its BGP sessions. However, if you'
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' specify any custom advertised route on a BGP session, all of'
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" the Cloud Router's advertised routes are ignored and overridden"
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" by the BGP session's custom advertised route."
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),
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cancel_on_no=True,
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)
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# Cleared list fields need to be explicitly identified for Patch API.
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cleared_fields = []
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if not replacement.bgp.advertisedGroups:
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cleared_fields.append('bgp.advertisedGroups')
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if not replacement.bgp.advertisedIpRanges:
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cleared_fields.append('bgp.advertisedIpRanges')
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with holder.client.apitools_client.IncludeFields(cleared_fields):
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request_type = messages.ComputeRoutersPatchRequest
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result = service.Patch(
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request_type(
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project=router_ref.project,
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region=router_ref.region,
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router=router_ref.Name(),
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routerResource=replacement,
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)
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)
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operation_ref = resources.REGISTRY.Parse(
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result.name,
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collection='compute.regionOperations',
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params={
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'project': router_ref.project,
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'region': router_ref.region,
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},
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)
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if args.async_:
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log.UpdatedResource(
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operation_ref,
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kind='router [{0}]'.format(router_ref.Name()),
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is_async=True,
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details=(
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'Run the [gcloud compute operations describe] command '
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'to check the status of this operation.'
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),
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)
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return result
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target_router_ref = holder.resources.Parse(
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router_ref.Name(),
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collection='compute.routers',
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params={
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'project': router_ref.project,
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'region': router_ref.region,
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},
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)
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operation_poller = poller.Poller(service, target_router_ref)
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return waiter.WaitFor(
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operation_poller,
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operation_ref,
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'Updating router [{0}]'.format(router_ref.Name()),
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)
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def Run(self, args):
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"""See base.UpdateCommand."""
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return self._Run(args)
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@base.ReleaseTracks(base.ReleaseTrack.BETA)
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class UpdateBeta(Update):
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"""Update a Compute Engine router."""
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pass
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@base.ReleaseTracks(base.ReleaseTrack.ALPHA)
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class UpdateAlpha(UpdateBeta):
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"""Update a Compute Engine router."""
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pass
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Update.detailed_help = {
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'DESCRIPTION': """
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*{command}* is used to update a Compute Engine router.
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""",
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}
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