docs: def _nodedev_event_lifecycle_cb(conn, dev, event, detail, opaque):
      '''
      Node device lifecycle events handler
      '''
      _salt_send_event(opaque, conn, {
          'nodedev': {
              'name': dev.name()
          },
          'event': _get_libvirt_enum_string('VIR_NODE_DEVICE_EVENT_', event),
          'detail': 'unknown'  # currently unused
      })