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 8if [ ! ${ARCH} ];then 9 echo "请设置ARCH环境变量" 10 exit 11fi 12 13DISK_NAME=disk-${ARCH}.img 14 15LOOP_DEVICE=$(lsblk | grep disk_mount|sed 's/.*\(loop[0-9]*\)p1.*/\1/1g'|awk 'END{print $0}') 16 17umount -f ../bin/disk_mount/ 18losetup -d /dev/$LOOP_DEVICE 19echo $LOOP_DEVICE