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# Copyright 2013 IBM Corp.
# 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.
import testtools
from tempest.api.compute import base
from tempest.common.utils.linux import remote_client
from tempest import config
from tempest import test
CONF = config.CONF
class AttachVolumeTestJSON(base.BaseV2ComputeTest):
def __init__(self, *args, **kwargs):
super(AttachVolumeTestJSON, self).__init__(*args, **kwargs)
self.attachment = None
@classmethod
def skip_checks(cls):
super(AttachVolumeTestJSON, cls).skip_checks()
if not CONF.service_available.cinder:
skip_msg = ("%s skipped as Cinder is not available" % cls.__name__)
raise cls.skipException(skip_msg)
@classmethod
def setup_credentials(cls):
cls.prepare_instance_network()
super(AttachVolumeTestJSON, cls).setup_credentials()
@classmethod
def resource_setup(cls):
super(AttachVolumeTestJSON, cls).resource_setup()
cls.device = CONF.compute.volume_device_name
def _detach(self, server_id, volume_id):
if self.attachment:
self.servers_client.detach_volume(server_id, volume_id)
self.volumes_client.wait_for_volume_status(volume_id, 'available')
def _delete_volume(self):
# Delete the created Volumes
if self.volume:
self.volumes_client.delete_volume(self.volume['id'])
self.volumes_client.wait_for_resource_deletion(self.volume['id'])
self.volume = None
def _create_and_attach(self):
# Start a server and wait for it to become ready
admin_pass = self.image_ssh_password
self.server = self.create_test_server(wait_until='ACTIVE',
adminPass=admin_pass)
# Record addresses so that we can ssh later
self.server['addresses'] = (
self.servers_client.list_addresses(self.server['id']))
# Create a volume and wait for it to become ready
self.volume = self.volumes_client.create_volume(
CONF.volume.volume_size, display_name='test')
self.addCleanup(self._delete_volume)
self.volumes_client.wait_for_volume_status(self.volume['id'],
'available')
# Attach the volume to the server
self.attachment = self.servers_client.attach_volume(
self.server['id'],
self.volume['id'],
device='/dev/%s' % self.device)
self.volumes_client.wait_for_volume_status(self.volume['id'], 'in-use')
self.addCleanup(self._detach, self.server['id'], self.volume['id'])
@test.idempotent_id('52e9045a-e90d-4c0d-9087-79d657faffff')
@testtools.skipUnless(CONF.compute.run_ssh, 'SSH required for this test')
@test.attr(type='gate')
def test_attach_detach_volume(self):
# Stop and Start a server with an attached volume, ensuring that
# the volume remains attached.
self._create_and_attach()
self.servers_client.stop(self.server['id'])
self.servers_client.wait_for_server_status(self.server['id'],
'SHUTOFF')
self.servers_client.start(self.server['id'])
self.servers_client.wait_for_server_status(self.server['id'], 'ACTIVE')
linux_client = remote_client.RemoteClient(self.server,
self.image_ssh_user,
self.server['adminPass'])
partitions = linux_client.get_partitions()
self.assertIn(self.device, partitions)
self._detach(self.server['id'], self.volume['id'])
self.attachment = None
self.servers_client.stop(self.server['id'])
self.servers_client.wait_for_server_status(self.server['id'],
'SHUTOFF')
self.servers_client.start(self.server['id'])
self.servers_client.wait_for_server_status(self.server['id'], 'ACTIVE')
linux_client = remote_client.RemoteClient(self.server,
self.image_ssh_user,
self.server['adminPass'])
partitions = linux_client.get_partitions()
self.assertNotIn(self.device, partitions)
@test.attr(type='gate')
@test.idempotent_id('7fa563fe-f0f7-43eb-9e22-a1ece036b513')
def test_list_get_volume_attachments(self):
# Create Server, Volume and attach that Volume to Server
self._create_and_attach()
# List Volume attachment of the server
body = self.servers_client.list_volume_attachments(
self.server['id'])
self.assertEqual(1, len(body))
self.assertIn(self.attachment, body)
# Get Volume attachment of the server
body = self.servers_client.get_volume_attachment(
self.server['id'],
self.attachment['id'])
self.assertEqual(self.server['id'], body['serverId'])
self.assertEqual(self.volume['id'], body['volumeId'])
self.assertEqual(self.attachment['id'], body['id'])
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