135 lines
4.8 KiB
Python
135 lines
4.8 KiB
Python
# -*- coding: utf-8 -*- #
|
|
# Copyright 2017 Google LLC. All Rights Reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
"""Command for simulating maintenance events on virtual machine instances."""
|
|
|
|
from __future__ import absolute_import
|
|
from __future__ import division
|
|
from __future__ import unicode_literals
|
|
|
|
from googlecloudsdk.api_lib.compute import base_classes
|
|
from googlecloudsdk.api_lib.compute.operations import poller
|
|
from googlecloudsdk.api_lib.util import waiter
|
|
from googlecloudsdk.calliope import arg_parsers
|
|
from googlecloudsdk.calliope import base
|
|
from googlecloudsdk.command_lib.compute import flags
|
|
from googlecloudsdk.command_lib.compute.instances import flags as instance_flags
|
|
from googlecloudsdk.core import exceptions as core_exceptions
|
|
from googlecloudsdk.core import log
|
|
|
|
SIMULATE_MAINTENANCE_EVENT_TIMEOUT_MS = 7200000
|
|
|
|
|
|
@base.ReleaseTracks(
|
|
base.ReleaseTrack.ALPHA, base.ReleaseTrack.BETA, base.ReleaseTrack.GA
|
|
)
|
|
class SimulateMaintenanceEvent(base.UpdateCommand):
|
|
"""Simulate maintenance of virtual machine instances."""
|
|
|
|
@staticmethod
|
|
def Args(parser):
|
|
instance_flags.INSTANCES_ARG.AddArgument(parser)
|
|
base.ASYNC_FLAG.AddToParser(parser)
|
|
parser.add_argument(
|
|
'--with-extended-notifications',
|
|
type=arg_parsers.ArgBoolean(),
|
|
required=False,
|
|
help=(
|
|
'Send an extended notification before simulating a host '
|
|
'maintenance event on a Compute Engine VM.'
|
|
),
|
|
)
|
|
|
|
def Run(self, args):
|
|
holder = base_classes.ComputeApiHolder(self.ReleaseTrack())
|
|
client = holder.client.apitools_client
|
|
messages = holder.client.messages
|
|
|
|
instance_refs = instance_flags.INSTANCES_ARG.ResolveAsResource(
|
|
args,
|
|
holder.resources,
|
|
scope_lister=flags.GetDefaultScopeLister(holder.client),
|
|
)
|
|
|
|
requests = []
|
|
|
|
if args.with_extended_notifications:
|
|
for instance_ref in instance_refs:
|
|
request = messages.ComputeInstancesSimulateMaintenanceEventRequest(
|
|
instance=instance_ref.Name(),
|
|
project=instance_ref.project,
|
|
withExtendedNotifications=args.with_extended_notifications,
|
|
zone=instance_ref.zone,
|
|
)
|
|
requests.append((client.instances, 'SimulateMaintenanceEvent', request))
|
|
else:
|
|
for instance_ref in instance_refs:
|
|
request = messages.ComputeInstancesSimulateMaintenanceEventRequest(
|
|
**instance_ref.AsDict()
|
|
)
|
|
requests.append((client.instances, 'SimulateMaintenanceEvent', request))
|
|
|
|
errors_to_collect = []
|
|
responses = holder.client.AsyncRequests(requests, errors_to_collect)
|
|
for r in responses:
|
|
err = getattr(r, 'error', None)
|
|
if err:
|
|
errors_to_collect.append(poller.OperationErrors(err.errors))
|
|
if errors_to_collect:
|
|
raise core_exceptions.MultiError(errors_to_collect)
|
|
|
|
operation_refs = [holder.resources.Parse(r.selfLink) for r in responses]
|
|
|
|
if args.async_:
|
|
for i, operation_ref in enumerate(operation_refs):
|
|
log.UpdatedResource(
|
|
operation_ref,
|
|
kind='gce instance [{0}]'.format(instance_refs[i].Name()),
|
|
is_async=True,
|
|
details=(
|
|
'Use [gcloud compute operations describe] command '
|
|
'to check the status of this operation.'
|
|
),
|
|
)
|
|
return responses
|
|
|
|
operation_poller = poller.BatchPoller(
|
|
holder.client, client.instances, instance_refs
|
|
)
|
|
return waiter.WaitFor(
|
|
operation_poller,
|
|
poller.OperationBatch(operation_refs),
|
|
'Simulating maintenance on instance(s) [{0}]'.format(
|
|
', '.join(i.SelfLink() for i in instance_refs)
|
|
),
|
|
max_wait_ms=SIMULATE_MAINTENANCE_EVENT_TIMEOUT_MS,
|
|
wait_ceiling_ms=SIMULATE_MAINTENANCE_EVENT_TIMEOUT_MS,
|
|
)
|
|
|
|
|
|
SimulateMaintenanceEvent.detailed_help = {
|
|
'brief': 'Simulate host maintenance of VM instances',
|
|
'DESCRIPTION': """\
|
|
*{command}* simulates a host maintenance event on a
|
|
Compute Engine VM. For more information, see
|
|
https://cloud.google.com/compute/docs/instances/simulating-host-maintenance.
|
|
""",
|
|
'EXAMPLES': """\
|
|
To simulate a maintenance event on an instance named ``{0}''
|
|
located in zone ``{1}'', run:
|
|
|
|
$ {2} {0} --zone={1}
|
|
""".format('test-instance', 'us-east1-d', '{command}'),
|
|
}
|