DDMS_VALUES = _constants.DDMS_VALUES
DDMS_VALUES_WITH_MODIFY = _constants.DDMS_VALUES_WITH_MODIFY
+# common exit codes
EXIT_SUCCESS = _constants.EXIT_SUCCESS
EXIT_FAILURE = _constants.EXIT_FAILURE
EXIT_NOTCLUSTER = _constants.EXIT_NOTCLUSTER
UPGRADE_QUEUE_DRAIN_TIMEOUT = _constants.UPGRADE_QUEUE_DRAIN_TIMEOUT
UPGRADE_QUEUE_POLL_INTERVAL = _constants.UPGRADE_QUEUE_POLL_INTERVAL
+# device types to hotplug
+HOTPLUG_TARGET_DISK = _constants.HOTPLUG_TARGET_DISK
+HOTPLUG_TARGET_NIC = _constants.HOTPLUG_TARGET_NIC
+HOTPLUG_ALL_TARGETS = _constants.HOTPLUG_ALL_TARGETS
+
+# hotplug actions
+HOTPLUG_ACTION_ADD = _constants.HOTPLUG_ACTION_ADD
+HOTPLUG_ACTION_REMOVE = _constants.HOTPLUG_ACTION_REMOVE
+HOTPLUG_ACTION_MODIFY = _constants.HOTPLUG_ACTION_MODIFY
+HOTPLUG_ALL_ACTIONS = _constants.HOTPLUG_ALL_ACTIONS
+
# other constants
HAS_GNU_LN = _constants.HAS_GNU_LN