def _test_volume_restore(self,
stack_name,
final_status='available',
stack_final_status=('RESTORE', 'COMPLETE')):
# create script
cinder.CinderClientPlugin._create().MultipleTimes().AndReturn(
self.cinder_fc)
self.cinder_fc.volumes.create(size=1,
availability_zone=None,
description='test_description',
name='test_name').AndReturn(
vt_base.FakeVolume('creating'))
fv = vt_base.FakeVolume('available')
self.cinder_fc.volumes.get(fv.id).AndReturn(fv)
self.stub_VolumeBackupConstraint_validate()
# snapshot script
fb = vt_base.FakeBackup('creating')
self.m.StubOutWithMock(self.cinder_fc.backups, 'create')
self.cinder_fc.backups.create(fv.id).AndReturn(fb)
self.m.StubOutWithMock(self.cinder_fc.backups, 'get')
self.cinder_fc.backups.get(fb.id).AndReturn(
vt_base.FakeBackup('available'))
# restore script
fvbr = vt_base.FakeBackupRestore('vol-123')
self.m.StubOutWithMock(self.cinder_fc.restores, 'restore')
self.cinder_fc.restores.restore('backup-123',
'vol-123').AndReturn(fvbr)
fv_restoring = vt_base.FakeVolume('restoring-backup', id=fv.id)
self.cinder_fc.volumes.get('vol-123').AndReturn(fv_restoring)
fv_final = vt_base.FakeVolume(final_status, id=fv.id)
self.cinder_fc.volumes.get('vol-123').AndReturn(fv_final)
self.m.ReplayAll()
t = template_format.parse(single_cinder_volume_template)
stack = utils.parse_stack(t, stack_name=stack_name)
scheduler.TaskRunner(stack.create)()
self.assertEqual((stack.CREATE, stack.COMPLETE), stack.state)
scheduler.TaskRunner(stack.snapshot, None)()
self.assertEqual((stack.SNAPSHOT, stack.COMPLETE), stack.state)
data = stack.prepare_abandon()
fake_snapshot = collections.namedtuple('Snapshot',
('data', 'stack_id'))(data,
stack.id)
stack.restore(fake_snapshot)
self.assertEqual(stack_final_status, stack.state)
self.m.VerifyAll()
def test_cinder_snapshot_error(self):
stack_name = 'test_cvolume_snpsht_err_stack'
cinder.CinderClientPlugin._create().MultipleTimes().AndReturn(
self.cinder_fc)
self.cinder_fc.volumes.create(size=1,
availability_zone=None,
description='test_description',
name='test_name').AndReturn(
vt_base.FakeVolume('creating'))
fv = vt_base.FakeVolume('available')
self.cinder_fc.volumes.get(fv.id).AndReturn(fv)
fb = vt_base.FakeBackup('creating')
self.m.StubOutWithMock(self.cinder_fc.backups, 'create')
self.cinder_fc.backups.create(fv.id).AndReturn(fb)
self.m.StubOutWithMock(self.cinder_fc.backups, 'get')
fail_reason = 'Could not determine which Swift endpoint to use'
self.cinder_fc.backups.get(fb.id).AndReturn(
vt_base.FakeBackup('error', fail_reason=fail_reason))
self.m.ReplayAll()
t = template_format.parse(single_cinder_volume_template)
stack = utils.parse_stack(t, stack_name=stack_name)
rsrc = stack['volume']
scheduler.TaskRunner(rsrc.create)()
self.assertRaises(exception.ResourceFailure,
scheduler.TaskRunner(rsrc.snapshot))
self.assertEqual((rsrc.SNAPSHOT, rsrc.FAILED), rsrc.state)
self.assertIn(fail_reason, rsrc.status_reason)
self.assertEqual({u'backup_id': u'backup-123'},
resource_data_object.ResourceData.get_all(rsrc))
self.m.VerifyAll()
def test_cinder_snapshot(self):
stack_name = 'test_cvolume_snpsht_stack'
cinder.CinderClientPlugin._create().MultipleTimes().AndReturn(
self.cinder_fc)
self.cinder_fc.volumes.create(size=1,
availability_zone=None,
description='test_description',
name='test_name').AndReturn(
vt_base.FakeVolume('creating'))
fv = vt_base.FakeVolume('available')
self.cinder_fc.volumes.get(fv.id).AndReturn(fv)
fb = vt_base.FakeBackup('creating')
self.m.StubOutWithMock(self.cinder_fc.backups, 'create')
self.cinder_fc.backups.create(fv.id).AndReturn(fb)
self.m.StubOutWithMock(self.cinder_fc.backups, 'get')
self.cinder_fc.backups.get(fb.id).AndReturn(
vt_base.FakeBackup('available'))
self.m.ReplayAll()
t = template_format.parse(single_cinder_volume_template)
stack = utils.parse_stack(t, stack_name=stack_name)
rsrc = stack['volume']
scheduler.TaskRunner(rsrc.create)()
scheduler.TaskRunner(rsrc.snapshot)()
self.assertEqual((rsrc.SNAPSHOT, rsrc.COMPLETE), rsrc.state)
self.assertEqual({'backup_id': 'backup-123'},
resource_data_object.ResourceData.get_all(rsrc))
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(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()