OpenStack Orchestration (Heat)
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#
# 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 cinderclient import exceptions as cinder_exp
from cinderclient.v2 import client as cinderclient
import six
from heat.engine.clients.os import cinder
from heat.engine.clients.os import nova
from heat.engine.resources.aws.ec2 import volume as aws_vol
from heat.engine.resources.openstack.cinder import volume as os_vol
from heat.engine import scheduler
from heat.tests import common
from heat.tests.openstack.nova import fakes as fakes_nova
class BaseVolumeTest(common.HeatTestCase):
def setUp(self):
super(BaseVolumeTest, self).setUp()
self.fc = fakes_nova.FakeClient()
self.cinder_fc = cinderclient.Client('username', 'password')
self.cinder_fc.volume_api_version = 2
self.m.StubOutWithMock(cinder.CinderClientPlugin, '_create')
self.m.StubOutWithMock(nova.NovaClientPlugin, '_create')
self.m.StubOutWithMock(self.cinder_fc.volumes, 'create')
self.m.StubOutWithMock(self.cinder_fc.volumes, 'get')
self.m.StubOutWithMock(self.cinder_fc.volumes, 'delete')
self.m.StubOutWithMock(self.cinder_fc.volumes, 'extend')
self.m.StubOutWithMock(self.cinder_fc.volumes, 'update')
self.m.StubOutWithMock(self.cinder_fc.volumes, 'update_all_metadata')
self.m.StubOutWithMock(self.fc.volumes, 'create_server_volume')
self.m.StubOutWithMock(self.fc.volumes, 'delete_server_volume')
self.m.StubOutWithMock(self.fc.volumes, 'get_server_volume')
self.use_cinder = False
def _mock_delete_volume(self, fv):
self.cinder_fc.volumes.get(fv.id).AndReturn(
FakeVolume('available'))
self.cinder_fc.volumes.delete(fv.id).AndReturn(True)
self.cinder_fc.volumes.get(fv.id).AndRaise(
cinder_exp.NotFound('Not found'))
def _mock_create_server_volume_script(self, fva,
server=u'WikiDatabase',
volume='vol-123',
device=u'/dev/vdc',
final_status='in-use',
update=False):
if not update:
nova.NovaClientPlugin._create().MultipleTimes().AndReturn(self.fc)
self.fc.volumes.create_server_volume(
device=device, server_id=server, volume_id=volume).AndReturn(fva)
fv_ready = FakeVolume(final_status, id=fva.id)
self.cinder_fc.volumes.get(fva.id).AndReturn(fv_ready)
return fv_ready
def get_volume(self, t, stack, resource_name):
if self.use_cinder:
Volume = os_vol.CinderVolume
else:
data = t['Resources'][resource_name]
data['Properties']['AvailabilityZone'] = 'nova'
Volume = aws_vol.Volume
vol = Volume(resource_name,
stack.t.resource_definitions(stack)[resource_name],
stack)
return vol
def create_volume(self, t, stack, resource_name):
rsrc = self.get_volume(t, stack, resource_name)
self.assertIsNone(rsrc.validate())
scheduler.TaskRunner(rsrc.create)()
self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state)
return rsrc
def create_attachment(self, t, stack, resource_name):
if self.use_cinder:
Attachment = os_vol.CinderVolumeAttachment
else:
Attachment = aws_vol.VolumeAttachment
resource_defns = stack.t.resource_definitions(stack)
rsrc = Attachment(resource_name,
resource_defns[resource_name],
stack)
self.assertIsNone(rsrc.validate())
scheduler.TaskRunner(rsrc.create)()
self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state)
return rsrc
class FakeVolume(object):
_ID = 'vol-123'
def __init__(self, status, **attrs):
self.status = status
for key, value in six.iteritems(attrs):
setattr(self, key, value)
if 'id' not in attrs:
self.id = self._ID
class FakeBackup(FakeVolume):
_ID = 'backup-123'
class FakeBackupRestore(object):
def __init__(self, volume_id='vol-123'):
self.volume_id = volume_id