yongxu/sparrow @ a0d8975f9b6dbc782d9d97484a8abff8ae3dcc1f

lijian bc677c9466 first commit		6 lat temu
..
access.go	bc677c9466 first commit	6 lat temu
common.go	bc677c9466 first commit	6 lat temu
controller.go	bc677c9466 first commit	6 lat temu
devicemanager.go	bc677c9466 first commit	6 lat temu
registry.go	bc677c9466 first commit	6 lat temu