y2020/vision/rootfs/99-usb-mount.rules - RealtimeRoboticsGroup/test - Gitiles

 ACTION=="add",KERNEL=="sd[a-z][0-9]*",SUBSYSTEMS=="usb",RUN+="/bin/systemctl start usb-mount@%k.service"
 ACTION=="remove",KERNEL=="sd[a-z][0-9]*",SUBSYSTEMS=="usb",RUN+="/bin/systemctl stop usb-mount@%k.service"
	ACTION=="add",KERNEL=="sd[a-z][0-9]*",SUBSYSTEMS=="usb",RUN+="/bin/systemctl start usb-mount@%k.service"
	ACTION=="remove",KERNEL=="sd[a-z][0-9]*",SUBSYSTEMS=="usb",RUN+="/bin/systemctl stop usb-mount@%k.service"