def create_ephemeral_disk(self, instance): eph_vhd_size = instance.get('ephemeral_gb', 0) * units.Gi if not eph_vhd_size: return eph_vhd_format = constants.DEFAULT_DISK_FORMAT eph_vhd_path = pathutils.ephemeral_vhd_path(instance, eph_vhd_format) self._vbox_manage.create_hd(filename=eph_vhd_path, size=eph_vhd_size / units.Mi, disk_format=eph_vhd_format, variant=constants.VARIANT_STANDARD) self._vbox_manage.modify_hd(filename=eph_vhd_path, field=constants.FIELD_HD_TYPE, value=constants.VHD_TYPE_IMMUTABLE) # Note(alexandrucoman): For immutable (differencing) hard disks only # Autoreset option determines whether the disk is automatically reset # on every VM startup # self._vbox_manage.modify_hd(filename=eph_vhd_path, # field=constants.FIELD_HD_AUTORESET, # value=constants.ON) return eph_vhd_path
def test_ephemeral_vhd_path(self, mock_instance_basepath, mock_join): pathutils.ephemeral_vhd_path(self._instance, 'fake-disk-format') mock_instance_basepath.assert_called_once_with(self._instance) self.assertEqual(1, mock_join.call_count)
def test_ephemeral_vhd_path(self, mock_instance_basepath, mock_join): pathutils.ephemeral_vhd_path(self._instance, "fake-disk-format") mock_instance_basepath.assert_called_once_with(self._instance) self.assertEqual(1, mock_join.call_count)