#!/bin/sh

DEVICE_CHILD="$(findfs LABEL="hassos-boot")"
DEVICE_ROOT="/dev/$(lsblk -no pkname ${DEVICE_CHILD})"
IMAGE_FILE="${1}"

# Check params
if [ ! -f "${IMAGE_FILE}" ]; then
    echo "[Error] Can't find image: ${IMAGE_FILE}"
    exit 1
fi

dd if=${IMAGE_FILE} of=${DEVICE_ROOT} conv=notrunc bs=512 seek=2