#!/bin/sh trap 'poweroff -f' EXIT set -e mkfs.ext4 -q -L dracut /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_root mkdir -p /root mount -t ext4 /dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_root /root cp -a -t /root /source/* mkdir -p /root/run umount /root { echo "dracut-root-block-created" echo "ID_FS_UUID=$ID_FS_UUID" } | dd oflag=direct,dsync of=/dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_marker status=none poweroff -f