1# ======检查是否以sudo运行================= 2uid=`id -u` 3if [ ! $uid == "0" ];then 4 echo "请以sudo权限运行" 5 exit 6fi 7 8LOOP_DEVICE=$(lsblk | grep disk_mount|sed 's/.*\(loop[0-9]*\)p1.*/\1/1g'|awk 'END{print $0}') 9 10umount -f ../bin/disk_mount/ 11losetup -d /dev/$LOOP_DEVICE 12echo $LOOP_DEVICE