179 lines
6.2 KiB
Python
179 lines
6.2 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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"""Command for starting an instance."""
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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 csek_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.instances import flags
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from googlecloudsdk.command_lib.compute.ssh_utils import GetExternalIPAddress
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from googlecloudsdk.command_lib.compute.ssh_utils import GetInternalIPAddress
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from googlecloudsdk.core import exceptions
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from googlecloudsdk.core import log
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from googlecloudsdk.core import resources
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from six.moves import zip
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def _CommonArgs(parser):
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"""Add parser arguments common to all tracks."""
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flags.INSTANCES_ARG.AddArgument(parser)
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csek_utils.AddCsekKeyArgs(parser, flags_about_creation=False)
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base.ASYNC_FLAG.AddToParser(parser)
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class FailedToFetchInstancesError(exceptions.Error):
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pass
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class Start(base.SilentCommand):
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"""Start a stopped virtual machine instance."""
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@staticmethod
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def Args(parser):
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_CommonArgs(parser)
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def GetInstances(self, client, refs):
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"""Fetches instance objects corresponding to the given references."""
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instance_get_requests = []
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for ref in refs:
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request_protobuf = client.messages.ComputeInstancesGetRequest(
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instance=ref.Name(),
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zone=ref.zone,
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project=ref.project)
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instance_get_requests.append((client.apitools_client.instances, 'Get',
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request_protobuf))
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instances = client.MakeRequests(instance_get_requests)
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return instances
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def Run(self, args):
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holder = base_classes.ComputeApiHolder(self.ReleaseTrack())
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client = holder.client
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csek_key_file = args.csek_key_file
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request_list = []
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instance_refs = flags.INSTANCES_ARG.ResolveAsResource(
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args, holder.resources,
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scope_lister=flags.GetInstanceZoneScopeLister(client))
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if csek_key_file:
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instances = self.GetInstances(client, instance_refs)
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else:
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instances = [None for _ in instance_refs]
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for instance_ref, instance in zip(instance_refs, instances):
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disks = []
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if csek_key_file:
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allow_rsa_encrypted = self.ReleaseTrack() in [base.ReleaseTrack.ALPHA,
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base.ReleaseTrack.BETA]
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csek_keys = csek_utils.CsekKeyStore.FromArgs(args, allow_rsa_encrypted)
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for disk in instance.disks:
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disk_resource = resources.REGISTRY.Parse(disk.source)
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disk_key_or_none = csek_utils.MaybeLookupKeyMessage(
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csek_keys, disk_resource, client.apitools_client)
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if disk_key_or_none:
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disks.append(client.messages.CustomerEncryptionKeyProtectedDisk(
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diskEncryptionKey=disk_key_or_none,
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source=disk.source))
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if disks:
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encryption_req = client.messages.InstancesStartWithEncryptionKeyRequest(
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disks=disks)
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request = (
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client.apitools_client.instances,
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'StartWithEncryptionKey',
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client.messages.ComputeInstancesStartWithEncryptionKeyRequest(
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instance=instance_ref.Name(),
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instancesStartWithEncryptionKeyRequest=encryption_req,
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project=instance_ref.project,
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zone=instance_ref.zone))
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else:
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request = (
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client.apitools_client.instances,
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'Start',
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client.messages.ComputeInstancesStartRequest(
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instance=instance_ref.Name(),
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project=instance_ref.project,
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zone=instance_ref.zone))
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request_list.append(request)
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errors_to_collect = []
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responses = client.AsyncRequests(request_list, errors_to_collect)
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if errors_to_collect:
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raise exceptions.MultiError(errors_to_collect)
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operation_refs = [holder.resources.Parse(r.selfLink) for r in responses]
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if args.async_:
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for operation_ref in operation_refs:
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log.status.Print('Start instance in progress for [{}].'.format(
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operation_ref.SelfLink()))
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log.status.Print(
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'Use [gcloud compute operations describe URI] command to check the '
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'status of the operation(s).')
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return responses
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operation_poller = poller.BatchPoller(
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client, client.apitools_client.instances, instance_refs)
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result = waiter.WaitFor(
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operation_poller,
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poller.OperationBatch(operation_refs),
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'Starting instance(s) {0}'.format(', '.join(
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i.Name() for i in instance_refs)),
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max_wait_ms=None)
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for instance_ref, res in zip(instance_refs, result):
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log.status.Print('Updated [{0}].'.format(instance_ref))
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log.status.Print('Instance internal IP is {0}'.format(
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GetInternalIPAddress(res)))
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if GetExternalIPAddress(res, no_raise=True):
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log.status.Print('Instance external IP is {0}'.format(
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GetExternalIPAddress(res)))
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return result
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def DetailedHelp():
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"""Construct help text based on the command release track."""
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detailed_help = {
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'brief': 'Start a stopped virtual machine instance.',
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'DESCRIPTION': """
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*{command}* is used to start a stopped Compute Engine virtual
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machine. Only a stopped virtual machine can be started.
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""",
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'EXAMPLES': """
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To start a stopped instance named 'example-instance' in zone
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``us-central1-a'', run:
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$ {command} example-instance --zone=us-central1-a
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""",
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}
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return detailed_help
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Start.detailed_help = DetailedHelp()
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