215 lines
6.5 KiB
Python
215 lines
6.5 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2016 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 an interface on a Compute Engine router."""
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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 apitools.base.py import encoding
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from googlecloudsdk.api_lib.compute import base_classes
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from googlecloudsdk.calliope import base
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from googlecloudsdk.calliope import parser_errors
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from googlecloudsdk.command_lib.compute import flags as compute_flags
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from googlecloudsdk.command_lib.compute.interconnects.attachments import (
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flags as attachment_flags,
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)
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from googlecloudsdk.command_lib.compute.routers import flags as router_flags
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from googlecloudsdk.command_lib.compute.routers import router_utils
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from googlecloudsdk.command_lib.compute.vpn_tunnels import (
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flags as vpn_tunnel_flags,
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)
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from googlecloudsdk.core import log
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@base.ReleaseTracks(base.ReleaseTrack.GA)
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class UpdateInterface(base.UpdateCommand):
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"""Update an interface on a Compute Engine router.
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*{command}* is used to update an interface on a Compute Engine
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router.
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"""
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ROUTER_ARG = None
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VPN_TUNNEL_ARG = None
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INTERCONNECT_ATTACHMENT_ARG = None
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@classmethod
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def _Args(cls, parser):
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cls.ROUTER_ARG = router_flags.RouterArgument()
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cls.ROUTER_ARG.AddArgument(parser, operation_type='update')
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link_parser = parser.add_mutually_exclusive_group(required=False)
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cls.VPN_TUNNEL_ARG = vpn_tunnel_flags.VpnTunnelArgumentForRouter(
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required=False, operation_type='updated'
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)
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cls.VPN_TUNNEL_ARG.AddArgument(link_parser)
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cls.INTERCONNECT_ATTACHMENT_ARG = (
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attachment_flags.InterconnectAttachmentArgumentForRouter(
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required=False, operation_type='updated'
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)
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)
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cls.INTERCONNECT_ATTACHMENT_ARG.AddArgument(link_parser)
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router_flags.AddInterfaceArgs(parser, for_update=True)
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@classmethod
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def Args(cls, parser):
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return cls._Args(parser)
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def GetGetRequest(self, client, router_ref):
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return (
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client.apitools_client.routers,
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'Get',
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client.messages.ComputeRoutersGetRequest(
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router=router_ref.Name(),
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region=router_ref.region,
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project=router_ref.project,
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),
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)
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def GetSetRequest(self, client, router_ref, replacement):
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return (
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client.apitools_client.routers,
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'Patch',
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client.messages.ComputeRoutersPatchRequest(
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router=router_ref.Name(),
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routerResource=replacement,
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region=router_ref.region,
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project=router_ref.project,
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),
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)
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def Modify(self, client, resources, args, existing):
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replacement = encoding.CopyProtoMessage(existing)
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iface = None
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for i in replacement.interfaces:
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if i.name == args.interface_name:
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iface = i
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break
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if iface is None:
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raise router_utils.InterfaceNotFoundError(args.interface_name)
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# Flags --ip-address and --mask-length must be specified together.
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# TODO(b/65850105): Use an argument group for these flags.
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if (args.ip_address is not None) and (args.mask_length is not None):
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iface.ipRange = '{0}/{1}'.format(args.ip_address, args.mask_length)
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elif (args.ip_address is not None) or (args.mask_length is not None):
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raise router_utils.RequireIpAddressAndMaskLengthError()
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if args.ip_version is not None:
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iface.ipVersion = (
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client.messages.RouterInterface.IpVersionValueValuesEnum(
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args.ip_version
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)
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)
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if not args.vpn_tunnel_region:
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args.vpn_tunnel_region = replacement.region
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if args.vpn_tunnel is not None:
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vpn_ref = self.VPN_TUNNEL_ARG.ResolveAsResource(
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args,
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resources,
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scope_lister=compute_flags.GetDefaultScopeLister(client),
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)
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iface.linkedVpnTunnel = vpn_ref.SelfLink()
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if not args.interconnect_attachment_region:
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args.interconnect_attachment_region = replacement.region
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if args.interconnect_attachment is not None:
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attachment_ref = self.INTERCONNECT_ATTACHMENT_ARG.ResolveAsResource(
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args, resources
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)
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iface.linkedInterconnectAttachment = attachment_ref.SelfLink()
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if (
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iface.linkedVpnTunnel is not None
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and iface.linkedInterconnectAttachment is not None
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):
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raise parser_errors.ArgumentException(
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'cannot have both vpn-tunnel and interconnect-attachment for the '
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'interface.'
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)
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return replacement
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def _Run(self, args):
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"""Issues requests necessary to update interfaces of the Router."""
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holder = base_classes.ComputeApiHolder(self.ReleaseTrack())
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client = holder.client
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router_ref = self.ROUTER_ARG.ResolveAsResource(args, holder.resources)
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get_request = self.GetGetRequest(client, router_ref)
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objects = client.MakeRequests([get_request])
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new_object = self.Modify(
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client,
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holder.resources,
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args,
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objects[0],
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)
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# If existing object is equal to the proposed object or if
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# Modify() returns None, then there is no work to be done, so we
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# print the resource and return.
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if objects[0] == new_object:
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log.status.Print(
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'No change requested; skipping update for [{0}].'.format(
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objects[0].name
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)
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)
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return objects
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return client.MakeRequests(
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[self.GetSetRequest(client, router_ref, new_object)]
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)
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def Run(self, args):
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return self._Run(args)
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@base.ReleaseTracks(base.ReleaseTrack.BETA)
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class UpdateInterfaceBeta(UpdateInterface):
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"""Update an interface on a Compute Engine router.
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*{command}* is used to update an interface on a Compute Engine
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router.
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"""
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def Run(self, args):
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return self._Run(args)
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@classmethod
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def Args(cls, parser):
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return cls._Args(parser)
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@base.ReleaseTracks(base.ReleaseTrack.ALPHA)
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class UpdateInterfaceAlpha(UpdateInterfaceBeta):
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"""Update an interface on a Compute Engine router.
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*{command}* is used to update an interface on a Compute Engine
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router.
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"""
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pass
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