tempest/tempest/scenario/test_shelve_instance.py

103 lines
4.1 KiB
Python

# Copyright 2014 Scality
# 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.
from oslo_log import log
import testtools
from tempest.common import waiters
from tempest import config
from tempest.scenario import manager
from tempest import test
CONF = config.CONF
LOG = log.getLogger(__name__)
class TestShelveInstance(manager.ScenarioTest):
"""
This test shelves then unshelves a Nova instance
The following is the scenario outline:
* boot a instance and create a timestamp file in it
* shelve the instance
* unshelve the instance
* check the existence of the timestamp file in the unshelved instance
"""
def _write_timestamp(self, server_or_ip):
ssh_client = self.get_remote_client(server_or_ip)
ssh_client.exec_command('date > /tmp/timestamp; sync')
self.timestamp = ssh_client.exec_command('cat /tmp/timestamp')
def _check_timestamp(self, server_or_ip):
ssh_client = self.get_remote_client(server_or_ip)
got_timestamp = ssh_client.exec_command('cat /tmp/timestamp')
self.assertEqual(self.timestamp, got_timestamp)
def _shelve_then_unshelve_server(self, server):
self.servers_client.shelve_server(server['id'])
offload_time = CONF.compute.shelved_offload_time
if offload_time >= 0:
waiters.wait_for_server_status(self.servers_client, server['id'],
'SHELVED_OFFLOADED',
extra_timeout=offload_time)
else:
waiters.wait_for_server_status(self.servers_client,
server['id'], 'SHELVED')
self.servers_client.shelve_offload_server(server['id'])
waiters.wait_for_server_status(self.servers_client, server['id'],
'SHELVED_OFFLOADED')
self.servers_client.unshelve_server(server['id'])
waiters.wait_for_server_status(self.servers_client, server['id'],
'ACTIVE')
@test.idempotent_id('1164e700-0af0-4a4c-8792-35909a88743c')
@testtools.skipUnless(CONF.compute_feature_enabled.shelve,
'Shelve is not available.')
@test.services('compute', 'network', 'image')
def test_shelve_instance(self):
self.keypair = self.create_keypair()
self.security_group = self._create_security_group()
security_groups = [{'name': self.security_group['name']}]
create_kwargs = {
'key_name': self.keypair['name'],
'security_groups': security_groups
}
server = self.create_server(image=CONF.compute.image_ref,
create_kwargs=create_kwargs)
if CONF.compute.use_floatingip_for_ssh:
floating_ip = self.floating_ips_client.create_floating_ip()
self.addCleanup(self.delete_wrapper,
self.floating_ips_client.delete_floating_ip,
floating_ip['id'])
self.floating_ips_client.associate_floating_ip_to_server(
floating_ip['ip'], server['id'])
self._write_timestamp(floating_ip['ip'])
else:
self._write_timestamp(server)
# Prevent bug #1257594 from coming back
# Unshelve used to boot the instance with the original image, not
# with the instance snapshot
self._shelve_then_unshelve_server(server)
if CONF.compute.use_floatingip_for_ssh:
self._check_timestamp(floating_ip['ip'])
else:
self._check_timestamp(server)