def _connect_volume(self, connection_info, dev_number=None, instance_name=None, vm_ref=None, hotplug=True): driver_type = connection_info['driver_volume_type'] if driver_type not in ['iscsi', 'xensm']: raise exception.VolumeDriverNotFound(driver_type=driver_type) connection_data = connection_info['data'] sr_uuid, sr_label, sr_params = volume_utils.parse_sr_info( connection_data, 'Disk-for:%s' % instance_name) # Introduce SR if not already present sr_ref = volume_utils.find_sr_by_uuid(self._session, sr_uuid) if not sr_ref: sr_ref = volume_utils.introduce_sr(self._session, sr_uuid, sr_label, sr_params) try: # Introduce VDI if 'vdi_uuid' in connection_data: vdi_ref = volume_utils.introduce_vdi( self._session, sr_ref, vdi_uuid=connection_data['vdi_uuid']) elif 'target_lun' in connection_data: vdi_ref = volume_utils.introduce_vdi( self._session, sr_ref, target_lun=connection_data['target_lun']) else: # NOTE(sirp): This will introduce the first VDI in the SR vdi_ref = volume_utils.introduce_vdi(self._session, sr_ref) # Attach if vm_ref: vbd_ref = vm_utils.create_vbd(self._session, vm_ref, vdi_ref, dev_number, bootable=False, osvol=True) running = not vm_utils.is_vm_shutdown(self._session, vm_ref) if hotplug and running: volume_utils.vbd_plug(self._session, vbd_ref, vm_ref) vdi_uuid = self._session.call_xenapi("VDI.get_uuid", vdi_ref) return (sr_uuid, vdi_uuid) except Exception: with excutils.save_and_reraise_exception(): # NOTE(sirp): Forgetting the SR will have the effect of # cleaning up the VDI and VBD records, so no need to handle # that explicitly. volume_utils.forget_sr(self._session, sr_ref)
def _connect_volume(self, connection_info, dev_number=None, instance_name=None, vm_ref=None, hotplug=True): driver_type = connection_info['driver_volume_type'] if driver_type not in ['iscsi', 'xensm']: raise exception.VolumeDriverNotFound(driver_type=driver_type) connection_data = connection_info['data'] sr_uuid, sr_label, sr_params = volume_utils.parse_sr_info( connection_data, 'Disk-for:%s' % instance_name) # Introduce SR if not already present sr_ref = volume_utils.find_sr_by_uuid(self._session, sr_uuid) if not sr_ref: sr_ref = volume_utils.introduce_sr( self._session, sr_uuid, sr_label, sr_params) try: # Introduce VDI if 'vdi_uuid' in connection_data: vdi_ref = volume_utils.introduce_vdi( self._session, sr_ref, vdi_uuid=connection_data['vdi_uuid']) elif 'target_lun' in connection_data: vdi_ref = volume_utils.introduce_vdi( self._session, sr_ref, target_lun=connection_data['target_lun']) else: # NOTE(sirp): This will introduce the first VDI in the SR vdi_ref = volume_utils.introduce_vdi(self._session, sr_ref) # Attach if vm_ref: vbd_ref = vm_utils.create_vbd(self._session, vm_ref, vdi_ref, dev_number, bootable=False, osvol=True) running = not vm_utils.is_vm_shutdown(self._session, vm_ref) if hotplug and running: volume_utils.vbd_plug(self._session, vbd_ref, vm_ref) vdi_uuid = self._session.call_xenapi("VDI.get_uuid", vdi_ref) return (sr_uuid, vdi_uuid) except Exception: with excutils.save_and_reraise_exception(): # NOTE(sirp): Forgetting the SR will have the effect of # cleaning up the VDI and VBD records, so no need to handle # that explicitly. volume_utils.forget_sr(self._session, sr_ref)
def test_vbd_plug_check_synchronized(self, mock_synchronized): session = mock.Mock() volume_utils.vbd_plug(session, "vbd_ref", "vm_ref:123") mock_synchronized.assert_called_once_with("xenapi-events-vm_ref:123")
def test_vbd_plug(self): session = mock.Mock() volume_utils.vbd_plug(session, "vbd_ref", "vm_ref:123") session.call_xenapi.assert_called_once_with("VBD.plug", "vbd_ref")
def test_vbd_plug_check_synchronized(self, mock_synchronized): session = mock.Mock() volume_utils.vbd_plug(session, "vbd_ref", "vm_ref:123") mock_synchronized.assert_called_once_with("xenapi-events-vm_ref:123")
def test_vbd_plug(self): session = mock.Mock() volume_utils.vbd_plug(session, "vbd_ref", "vm_ref:123") session.call_xenapi.assert_called_once_with("VBD.plug", "vbd_ref")