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.
import copy
from cinderclient import exceptions as cinder_exp
import mock
import mox
from oslo_config import cfg
import six
from heat.common import exception
from heat.common import template_format
from heat.engine.clients.os import cinder
from heat.engine.clients.os import nova
from heat.engine.resources.aws.ec2 import instance
from heat.engine.resources.aws.ec2 import volume as aws_vol
from heat.engine import rsrc_defn
from heat.engine import scheduler
from heat.tests.openstack.cinder import test_volume_utils as vt_base
from heat.tests.openstack.nova import fakes as fakes_nova
from heat.tests import utils
volume_template = '''
{
"AWSTemplateFormatVersion" : "2010-09-09",
"Description" : "Volume Test",
"Parameters" : {},
"Resources" : {
"WikiDatabase": {
"Type": "AWS::EC2::Instance",
"Properties": {
"ImageId" : "foo",
"InstanceType" : "m1.large",
"KeyName" : "test",
"UserData" : "some data"
}
},
"DataVolume" : {
"Type" : "AWS::EC2::Volume",
"Properties" : {
"Size" : "1",
"AvailabilityZone" : {"Fn::GetAtt": ["WikiDatabase",
"AvailabilityZone"]},
"Tags" : [{ "Key" : "Usage", "Value" : "Wiki Data Volume" }]
}
},
"MountPoint" : {
"Type" : "AWS::EC2::VolumeAttachment",
"Properties" : {
"InstanceId" : { "Ref" : "WikiDatabase" },
"VolumeId" : { "Ref" : "DataVolume" },
"Device" : "/dev/vdc"
}
}
}
}
'''
class VolumeTest(vt_base.BaseVolumeTest):
def setUp(self):
super(VolumeTest, self).setUp()
self.t = template_format.parse(volume_template)
self.use_cinder = False
def _mock_create_volume(self, fv, stack_name, final_status='available'):
cinder.CinderClientPlugin._create().MultipleTimes().AndReturn(
self.cinder_fc)
vol_name = utils.PhysName(stack_name, 'DataVolume')
self.cinder_fc.volumes.create(
size=1, availability_zone='nova',
description=vol_name,
name=vol_name,
metadata={u'Usage': u'Wiki Data Volume'}).AndReturn(
vt_base.FakeVolume(fv))
self.cinder_fc.volumes.get(fv.id).AndReturn(fv)
fv_ready = vt_base.FakeVolume(final_status, id=fv.id)
self.cinder_fc.volumes.get(fv.id).AndReturn(fv_ready)
return fv_ready
def test_volume(self):
stack_name = 'test_volume_create_stack'
# create script
fv = self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
# failed delete due to in-use script
self.cinder_fc.volumes.get(fv.id).AndReturn(
vt_base.FakeVolume('in-use'))
# delete script
self._mock_delete_volume(fv)
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
rsrc = self.create_volume(self.t, stack, 'DataVolume')
ex = self.assertRaises(exception.ResourceFailure,
scheduler.TaskRunner(rsrc.destroy))
self.assertIn("Volume in use", six.text_type(ex))
scheduler.TaskRunner(rsrc.destroy)()
self.m.VerifyAll()
def test_volume_default_az(self):
fv = vt_base.FakeVolume('creating')
stack_name = 'test_volume_defaultaz_stack'
# create script
nova.NovaClientPlugin._create().AndReturn(self.fc)
self.m.StubOutWithMock(instance.Instance, 'handle_create')
self.m.StubOutWithMock(instance.Instance, 'check_create_complete')
self.m.StubOutWithMock(instance.Instance, '_resolve_attribute')
self.m.StubOutWithMock(aws_vol.VolumeAttachment,
'handle_create')
self.m.StubOutWithMock(aws_vol.VolumeAttachment,
'check_create_complete')
instance.Instance.handle_create().AndReturn(None)
instance.Instance.check_create_complete(None).AndReturn(True)
instance.Instance._resolve_attribute(
'AvailabilityZone').MultipleTimes().AndReturn(None)
cinder.CinderClientPlugin._create().AndReturn(
self.cinder_fc)
self.stub_ImageConstraint_validate()
self.stub_ServerConstraint_validate()
self.stub_VolumeConstraint_validate()
vol_name = utils.PhysName(stack_name, 'DataVolume')
self.cinder_fc.volumes.create(
size=1, availability_zone=None,
description=vol_name,
name=vol_name,
metadata={u'Usage': u'Wiki Data Volume'}).AndReturn(fv)
self.cinder_fc.volumes.get(fv.id).AndReturn(fv)
fv_ready = vt_base.FakeVolume('available', id=fv.id)
self.cinder_fc.volumes.get(fv.id).AndReturn(fv_ready)
aws_vol.VolumeAttachment.handle_create().AndReturn(None)
aws_vol.VolumeAttachment.check_create_complete(
None).AndReturn(True)
# delete script
self.m.StubOutWithMock(instance.Instance, 'handle_delete')
self.m.StubOutWithMock(aws_vol.VolumeAttachment, 'handle_delete')
self.m.StubOutWithMock(aws_vol.VolumeAttachment,
'check_delete_complete')
instance.Instance.handle_delete().AndReturn(None)
self.cinder_fc.volumes.get('vol-123').AndRaise(
cinder_exp.NotFound('Not found'))
cookie = object()
aws_vol.VolumeAttachment.handle_delete().AndReturn(cookie)
aws_vol.VolumeAttachment.check_delete_complete(cookie).AndReturn(True)
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
rsrc = stack['DataVolume']
self.assertIsNone(rsrc.validate())
scheduler.TaskRunner(stack.create)()
self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state)
scheduler.TaskRunner(stack.delete)()
self.m.VerifyAll()
def test_volume_create_error(self):
fv = vt_base.FakeVolume('creating')
stack_name = 'test_volume_create_error_stack'
cfg.CONF.set_override('action_retry_limit', 0, enforce_type=True)
self._mock_create_volume(fv, stack_name, final_status='error')
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
ex = self.assertRaises(exception.ResourceFailure,
self.create_volume, self.t, stack, 'DataVolume')
self.assertIn('Went to status error due to "Unknown"',
six.text_type(ex))
self.m.VerifyAll()
def test_volume_bad_tags(self):
stack_name = 'test_volume_bad_tags_stack'
self.t['Resources']['DataVolume']['Properties'][
'Tags'] = [{'Foo': 'bar'}]
stack = utils.parse_stack(self.t, stack_name=stack_name)
ex = self.assertRaises(exception.StackValidationFailed,
self.create_volume, self.t, stack, 'DataVolume')
self.assertEqual("Property error: "
"Resources.DataVolume.Properties.Tags[0]: "
"Unknown Property Foo", six.text_type(ex))
self.m.VerifyAll()
def test_volume_attachment_error(self):
stack_name = 'test_volume_attach_error_stack'
self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
self._mock_create_server_volume_script(
vt_base.FakeVolume('attaching'), final_status='error')
self.stub_VolumeConstraint_validate()
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
self.create_volume(self.t, stack, 'DataVolume')
ex = self.assertRaises(exception.ResourceFailure,
self.create_attachment,
self.t, stack, 'MountPoint')
self.assertIn("Volume attachment failed - Unknown status error",
six.text_type(ex))
self.m.VerifyAll()
def test_volume_attachment(self):
stack_name = 'test_volume_attach_stack'
self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
fva = self._mock_create_server_volume_script(
vt_base.FakeVolume('attaching'))
self.stub_VolumeConstraint_validate()
# delete script
fva = vt_base.FakeVolume('in-use')
self.fc.volumes.get_server_volume(u'WikiDatabase',
'vol-123').AndReturn(fva)
self.cinder_fc.volumes.get(fva.id).AndReturn(fva)
self.fc.volumes.delete_server_volume(
'WikiDatabase', 'vol-123').MultipleTimes().AndReturn(None)
self.cinder_fc.volumes.get(fva.id).AndReturn(
vt_base.FakeVolume('detaching', id=fva.id))
self.cinder_fc.volumes.get(fva.id).AndReturn(
vt_base.FakeVolume('available', id=fva.id))
self.fc.volumes.get_server_volume(u'WikiDatabase',
'vol-123').AndReturn(fva)
self.fc.volumes.get_server_volume(
u'WikiDatabase', 'vol-123').AndRaise(fakes_nova.fake_exception())
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
self.create_volume(self.t, stack, 'DataVolume')
rsrc = self.create_attachment(self.t, stack, 'MountPoint')
scheduler.TaskRunner(rsrc.delete)()
self.m.VerifyAll()
def test_volume_detachment_err(self):
stack_name = 'test_volume_detach_err_stack'
self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
fva = self._mock_create_server_volume_script(
vt_base.FakeVolume('attaching'))
self.stub_VolumeConstraint_validate()
# delete script
fva = vt_base.FakeVolume('in-use')
self.fc.volumes.get_server_volume(u'WikiDatabase',
'vol-123').AndReturn(fva)
self.cinder_fc.volumes.get(fva.id).AndReturn(fva)
self.fc.volumes.delete_server_volume(
'WikiDatabase', 'vol-123').AndRaise(fakes_nova.fake_exception(400))
self.cinder_fc.volumes.get(fva.id).AndReturn(
vt_base.FakeVolume('available', id=fva.id))
self.fc.volumes.get_server_volume(u'WikiDatabase',
'vol-123').AndReturn(fva)
self.fc.volumes.get_server_volume(
u'WikiDatabase', 'vol-123').AndRaise(fakes_nova.fake_exception())
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
self.create_volume(self.t, stack, 'DataVolume')
rsrc = self.create_attachment(self.t, stack, 'MountPoint')
scheduler.TaskRunner(rsrc.delete)()
self.m.VerifyAll()
def test_volume_detach_non_exist(self):
fv = vt_base.FakeVolume('creating')
fva = vt_base.FakeVolume('in-use')
stack_name = 'test_volume_detach_nonexist_stack'
self._mock_create_volume(fv, stack_name)
self._mock_create_server_volume_script(fva)
self.stub_VolumeConstraint_validate()
# delete script
self.fc.volumes.delete_server_volume(u'WikiDatabase',
'vol-123').AndReturn(None)
self.cinder_fc.volumes.get(fva.id).AndRaise(
cinder_exp.NotFound('Not found'))
self.fc.volumes.get_server_volume(u'WikiDatabase', 'vol-123'
).AndRaise(
fakes_nova.fake_exception())
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
self.create_volume(self.t, stack, 'DataVolume')
rsrc = self.create_attachment(self.t, stack, 'MountPoint')
scheduler.TaskRunner(rsrc.delete)()
self.m.VerifyAll()
def test_volume_detach_deleting_volume(self):
fv = vt_base.FakeVolume('creating')
fva = vt_base.FakeVolume('deleting')
stack_name = 'test_volume_detach_deleting_volume_stack'
self._mock_create_volume(fv, stack_name)
self._mock_create_server_volume_script(fva)
self.stub_VolumeConstraint_validate()
# delete script
self.fc.volumes.delete_server_volume(u'WikiDatabase',
'vol-123').AndReturn(None)
self.cinder_fc.volumes.get(fva.id).AndReturn(fva)
self.fc.volumes.get_server_volume(u'WikiDatabase', 'vol-123'
).AndRaise(
fakes_nova.fake_exception())
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
self.create_volume(self.t, stack, 'DataVolume')
rsrc = self.create_attachment(self.t, stack, 'MountPoint')
scheduler.TaskRunner(rsrc.delete)()
self.m.VerifyAll()
def test_volume_detach_with_latency(self):
stack_name = 'test_volume_detach_latency_stack'
self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
fva = self._mock_create_server_volume_script(
vt_base.FakeVolume('attaching'))
self.stub_VolumeConstraint_validate()
# delete script
self.fc.volumes.get_server_volume(u'WikiDatabase',
'vol-123').AndReturn(fva)
self.cinder_fc.volumes.get(fva.id).AndReturn(fva)
self.fc.volumes.delete_server_volume(
'WikiDatabase', 'vol-123').MultipleTimes().AndReturn(None)
self.cinder_fc.volumes.get(fva.id).AndReturn(
vt_base.FakeVolume('in-use', id=fva.id))
self.cinder_fc.volumes.get(fva.id).AndReturn(
vt_base.FakeVolume('detaching', id=fva.id))
self.cinder_fc.volumes.get(fva.id).AndReturn(
vt_base.FakeVolume('available', id=fva.id))
self.fc.volumes.get_server_volume(u'WikiDatabase',
'vol-123').AndReturn(fva)
self.fc.volumes.get_server_volume(
u'WikiDatabase', 'vol-123').AndRaise(fakes_nova.fake_exception())
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
self.create_volume(self.t, stack, 'DataVolume')
rsrc = self.create_attachment(self.t, stack, 'MountPoint')
scheduler.TaskRunner(rsrc.delete)()
self.m.VerifyAll()
def test_volume_detach_with_error(self):
stack_name = 'test_volume_detach_werr_stack'
self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
fva = self._mock_create_server_volume_script(
vt_base.FakeVolume('attaching'))
self.stub_VolumeConstraint_validate()
# delete script
fva = vt_base.FakeVolume('in-use')
self.fc.volumes.delete_server_volume(
'WikiDatabase', 'vol-123').AndReturn(None)
self.cinder_fc.volumes.get(fva.id).AndReturn(
vt_base.FakeVolume('error', id=fva.id))
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
self.create_volume(self.t, stack, 'DataVolume')
rsrc = self.create_attachment(self.t, stack, 'MountPoint')
detach_task = scheduler.TaskRunner(rsrc.delete)
ex = self.assertRaises(exception.ResourceFailure, detach_task)
self.assertIn('Volume detachment failed - Unknown status error',
six.text_type(ex))
self.m.VerifyAll()
def test_volume_delete(self):
stack_name = 'test_volume_delete_stack'
fv = vt_base.FakeVolume('creating')
self._mock_create_volume(fv, stack_name)
self.m.ReplayAll()
self.t['Resources']['DataVolume']['DeletionPolicy'] = 'Delete'
stack = utils.parse_stack(self.t, stack_name=stack_name)
rsrc = self.create_volume(self.t, stack, 'DataVolume')
self.m.StubOutWithMock(rsrc, "handle_delete")
rsrc.handle_delete().AndReturn(None)
self.m.StubOutWithMock(rsrc, "check_delete_complete")
rsrc.check_delete_complete(None).AndReturn(True)
self.m.ReplayAll()
scheduler.TaskRunner(rsrc.destroy)()
self.m.VerifyAll()
def test_volume_deleting_delete(self):
fv = vt_base.FakeVolume('creating')
stack_name = 'test_volume_deleting_stack'
fv = self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
self.cinder_fc.volumes.get(fv.id).AndReturn(
vt_base.FakeVolume('deleting'))
self.cinder_fc.volumes.get(fv.id).AndReturn(
vt_base.FakeVolume('deleting'))
self.cinder_fc.volumes.get(fv.id).AndRaise(
cinder_exp.NotFound('NotFound'))
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
rsrc = self.create_volume(self.t, stack, 'DataVolume')
scheduler.TaskRunner(rsrc.destroy)()
self.m.VerifyAll()
def test_volume_delete_error(self):
fv = vt_base.FakeVolume('creating')
stack_name = 'test_volume_deleting_stack'
fv = self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
self.cinder_fc.volumes.get(fv.id).AndReturn(fv)
self.cinder_fc.volumes.delete(fv.id).AndReturn(True)
self.cinder_fc.volumes.get(fv.id).AndReturn(
vt_base.FakeVolume('deleting'))
self.cinder_fc.volumes.get(fv.id).AndReturn(
vt_base.FakeVolume('error_deleting'))
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
rsrc = self.create_volume(self.t, stack, 'DataVolume')
deleter = scheduler.TaskRunner(rsrc.destroy)
self.assertRaisesRegexp(exception.ResourceFailure,
".*ResourceInError.*error_deleting.*delete",
deleter)
self.m.VerifyAll()
def test_volume_update_not_supported(self):
stack_name = 'test_volume_updnotsup_stack'
fv = vt_base.FakeVolume('creating')
self._mock_create_volume(fv, stack_name)
self.m.ReplayAll()
t = template_format.parse(volume_template)
stack = utils.parse_stack(t, stack_name=stack_name)
rsrc = self.create_volume(t, stack, 'DataVolume')
props = copy.deepcopy(rsrc.properties.data)
props['Size'] = 2
props['Tags'] = None
props['AvailabilityZone'] = 'other'
after = rsrc_defn.ResourceDefinition(rsrc.name, rsrc.type(), props)
updater = scheduler.TaskRunner(rsrc.update, after)
ex = self.assertRaises(exception.ResourceFailure, updater)
self.assertIn("NotSupported: resources.DataVolume: "
"Update to properties "
"AvailabilityZone, Size, Tags of DataVolume "
"(AWS::EC2::Volume) is not supported",
six.text_type(ex))
self.assertEqual((rsrc.UPDATE, rsrc.FAILED), rsrc.state)
def test_volume_check(self):
stack = utils.parse_stack(self.t, stack_name='volume_check')
res = stack['DataVolume']
fake_volume = vt_base.FakeVolume('available')
cinder = mock.Mock()
cinder.volumes.get.return_value = fake_volume
self.patchobject(res, 'client', return_value=cinder)
scheduler.TaskRunner(res.check)()
self.assertEqual((res.CHECK, res.COMPLETE), res.state)
fake_volume = vt_base.FakeVolume('in-use')
res.client().volumes.get.return_value = fake_volume
scheduler.TaskRunner(res.check)()
self.assertEqual((res.CHECK, res.COMPLETE), res.state)
def test_volume_check_not_available(self):
stack = utils.parse_stack(self.t, stack_name='volume_check_na')
res = stack['DataVolume']
cinder = mock.Mock()
fake_volume = vt_base.FakeVolume('foobar')
cinder.volumes.get.return_value = fake_volume
self.patchobject(res, 'client', return_value=cinder)
self.assertRaises(exception.ResourceFailure,
scheduler.TaskRunner(res.check))
self.assertEqual((res.CHECK, res.FAILED), res.state)
self.assertIn('foobar', res.status_reason)
def test_volume_check_fail(self):
stack = utils.parse_stack(self.t, stack_name='volume_check_fail')
res = stack['DataVolume']
cinder = mock.Mock()
cinder.volumes.get.side_effect = Exception('boom')
self.patchobject(res, 'client', return_value=cinder)
self.assertRaises(exception.ResourceFailure,
scheduler.TaskRunner(res.check))
self.assertEqual((res.CHECK, res.FAILED), res.state)
self.assertIn('boom', res.status_reason)
def test_snapshot(self):
stack_name = 'test_volume_snapshot_stack'
fv = self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
# snapshot script
self.m.StubOutWithMock(self.cinder_fc.backups, 'create')
self.m.StubOutWithMock(self.cinder_fc.backups, 'get')
fb = vt_base.FakeBackup('available')
self.cinder_fc.backups.create(fv.id).AndReturn(fb)
self.cinder_fc.backups.get(fb.id).AndReturn(fb)
self.cinder_fc.volumes.get(fv.id).AndReturn(fv)
self._mock_delete_volume(fv)
self.m.ReplayAll()
self.t['Resources']['DataVolume']['DeletionPolicy'] = 'Snapshot'
stack = utils.parse_stack(self.t, stack_name=stack_name)
rsrc = self.create_volume(self.t, stack, 'DataVolume')
scheduler.TaskRunner(rsrc.destroy)()
self.m.VerifyAll()
def test_snapshot_error(self):
stack_name = 'test_volume_snapshot_err_stack'
fv = self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name)
# snapshot script
self.m.StubOutWithMock(self.cinder_fc.backups, 'create')
self.m.StubOutWithMock(self.cinder_fc.backups, 'get')
fb = vt_base.FakeBackup('error')
self.cinder_fc.backups.create(fv.id).AndReturn(fb)
self.cinder_fc.backups.get(fb.id).AndReturn(fb)
self.m.ReplayAll()
self.t['Resources']['DataVolume']['DeletionPolicy'] = 'Snapshot'
stack = utils.parse_stack(self.t, stack_name=stack_name)
rsrc = self.create_volume(self.t, stack, 'DataVolume')
ex = self.assertRaises(exception.ResourceFailure,
scheduler.TaskRunner(rsrc.destroy))
self.assertIn('Unknown status error', six.text_type(ex))
self.m.VerifyAll()
def test_snapshot_no_volume(self):
"""Test that backup does not start for failed resource."""
stack_name = 'test_volume_snapshot_novol_stack'
cfg.CONF.set_override('action_retry_limit', 0, enforce_type=True)
fv = self._mock_create_volume(vt_base.FakeVolume('creating'),
stack_name,
final_status='error')
self._mock_delete_volume(fv)
self.m.ReplayAll()
self.t['Resources']['DataVolume']['DeletionPolicy'] = 'Snapshot'
self.t['Resources']['DataVolume']['Properties'][
'AvailabilityZone'] = 'nova'
stack = utils.parse_stack(self.t, stack_name=stack_name)
resource_defns = stack.t.resource_definitions(stack)
rsrc = aws_vol.Volume('DataVolume',
resource_defns['DataVolume'],
stack)
create = scheduler.TaskRunner(rsrc.create)
ex = self.assertRaises(exception.ResourceFailure, create)
self.assertIn('Went to status error due to "Unknown"',
six.text_type(ex))
scheduler.TaskRunner(rsrc.destroy)()
self.m.VerifyAll()
def test_create_from_snapshot(self):
stack_name = 'test_volume_create_from_snapshot_stack'
fv = vt_base.FakeVolume('restoring-backup')
fvbr = vt_base.FakeBackupRestore('vol-123')
# create script
cinder.CinderClientPlugin._create().AndReturn(
self.cinder_fc)
self.patchobject(self.cinder_fc.backups, 'get')
self.m.StubOutWithMock(self.cinder_fc.restores, 'restore')
self.cinder_fc.restores.restore('backup-123').AndReturn(fvbr)
self.cinder_fc.volumes.get('vol-123').AndReturn(fv)
vol_name = utils.PhysName(stack_name, 'DataVolume')
self.cinder_fc.volumes.update('vol-123',
description=vol_name, name=vol_name)
fv.status = 'available'
self.cinder_fc.volumes.get('vol-123').AndReturn(fv)
self.m.ReplayAll()
self.t['Resources']['DataVolume']['Properties'][
'SnapshotId'] = 'backup-123'
stack = utils.parse_stack(self.t, stack_name=stack_name)
self.create_volume(self.t, stack, 'DataVolume')
self.m.VerifyAll()
def test_create_from_snapshot_error(self):
stack_name = 'test_volume_create_from_snap_err_stack'
cfg.CONF.set_override('action_retry_limit', 0, enforce_type=True)
fv = vt_base.FakeVolume('restoring-backup')
fvbr = vt_base.FakeBackupRestore('vol-123')
# create script
cinder.CinderClientPlugin._create().AndReturn(
self.cinder_fc)
self.patchobject(self.cinder_fc.backups, 'get')
self.m.StubOutWithMock(self.cinder_fc.restores, 'restore')
self.cinder_fc.restores.restore('backup-123').AndReturn(fvbr)
self.cinder_fc.volumes.get('vol-123').AndReturn(fv)
vol_name = utils.PhysName(stack_name, 'DataVolume')
self.cinder_fc.volumes.update(fv.id,
description=vol_name, name=vol_name)
fv.status = 'error'
self.cinder_fc.volumes.get('vol-123').AndReturn(fv)
self.m.ReplayAll()
self.t['Resources']['DataVolume']['Properties'][
'SnapshotId'] = 'backup-123'
stack = utils.parse_stack(self.t, stack_name=stack_name)
ex = self.assertRaises(exception.ResourceFailure,
self.create_volume, self.t, stack, 'DataVolume')
self.assertIn('Went to status error due to "Unknown"',
six.text_type(ex))
self.m.VerifyAll()
def test_volume_size_constraint(self):
self.t['Resources']['DataVolume']['Properties']['Size'] = '0'
stack = utils.parse_stack(self.t)
error = self.assertRaises(exception.StackValidationFailed,
self.create_volume,
self.t, stack, 'DataVolume')
self.assertEqual(
"Property error: Resources.DataVolume.Properties.Size: "
"0 is out of range (min: 1, max: None)", six.text_type(error))
def test_volume_attachment_updates_not_supported(self):
self.m.StubOutWithMock(nova.NovaClientPlugin, 'get_server')
nova.NovaClientPlugin.get_server(mox.IgnoreArg()).AndReturn(
mox.MockAnything())
fv = vt_base.FakeVolume('creating')
fva = vt_base.FakeVolume('attaching')
stack_name = 'test_volume_attach_updnotsup_stack'
self._mock_create_volume(fv, stack_name)
self._mock_create_server_volume_script(fva)
self.stub_VolumeConstraint_validate()
self.m.ReplayAll()
stack = utils.parse_stack(self.t, stack_name=stack_name)
self.create_volume(self.t, stack, 'DataVolume')
rsrc = self.create_attachment(self.t, stack, 'MountPoint')
props = copy.deepcopy(rsrc.properties.data)
props['InstanceId'] = 'some_other_instance_id'
props['VolumeId'] = 'some_other_volume_id'
props['Device'] = '/dev/vdz'
after = rsrc_defn.ResourceDefinition(rsrc.name, rsrc.type(), props)
update_task = scheduler.TaskRunner(rsrc.update, after)
ex = self.assertRaises(exception.ResourceFailure, update_task)
self.assertIn('NotSupported: resources.MountPoint: '
'Update to properties Device, InstanceId, '
'VolumeId of MountPoint (AWS::EC2::VolumeAttachment)',
six.text_type(ex))
self.assertEqual((rsrc.UPDATE, rsrc.FAILED), rsrc.state)
self.m.VerifyAll()
def test_vaildate_deletion_policy(self):
cfg.CONF.set_override('backups_enabled', False, group='volumes')
stack_name = 'test_volume_validate_deletion_policy'
self.t['Resources']['DataVolume']['DeletionPolicy'] = 'Snapshot'
stack = utils.parse_stack(self.t, stack_name=stack_name)
rsrc = self.get_volume(self.t, stack, 'DataVolume')
self.assertRaisesRegex(
exception.StackValidationFailed,
'volume backup service is not enabled',
rsrc.validate)