def test_create_from_snapshot_error(self):
stack_name = 'test_volume_create_from_snap_err_stack'
cfg.CONF.set_override('action_retry_limit', 0)
fv = vt_base.FakeVolume('restoring-backup')
fvbr = vt_base.FakeBackupRestore('vol-123')
# create script
cinder.CinderClientPlugin._create().AndReturn(self.cinder_fc)
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_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.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_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_volume_extend_created_from_backup_with_same_size(self):
stack_name = 'test_cvolume_extend_snapsht_stack'
# create script
self.stub_VolumeBackupConstraint_validate()
fvbr = vt_base.FakeBackupRestore('vol-123')
cinder.CinderClientPlugin._create().MultipleTimes().AndReturn(
self.cinder_fc)
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(
vt_base.FakeVolume('restoring-backup'))
vol_name = utils.PhysName(stack_name, 'volume')
self.cinder_fc.volumes.update('vol-123',
description=None,
name=vol_name).AndReturn(None)
self.cinder_fc.volumes.get('vol-123').AndReturn(
vt_base.FakeVolume('available'))
# update script
fv = vt_base.FakeVolume('available', size=2)
self.cinder_fc.volumes.get(fv.id).AndReturn(fv)
self.m.ReplayAll()
self.t['resources']['volume']['properties'] = {
'availability_zone': 'nova',
'backup_id': 'backup-123'
}
stack = utils.parse_stack(self.t, stack_name=stack_name)
rsrc = self.create_volume(self.t, stack, 'volume')
self.assertEqual((rsrc.CREATE, rsrc.COMPLETE), rsrc.state)
self.assertEqual('available', fv.status)
props = copy.deepcopy(rsrc.properties.data)
props['size'] = 2
after = rsrc_defn.ResourceDefinition(rsrc.name, rsrc.type(), props)
update_task = scheduler.TaskRunner(rsrc.update, after)
self.assertIsNone(update_task())
self.assertEqual((rsrc.UPDATE, rsrc.COMPLETE), rsrc.state)
self.m.VerifyAll()