archboot/usr/bin/archboot-restore-usbstick.sh
Tobias Powalowski ad1fe84dcb unify _usage
2024-08-01 12:39:49 +02:00

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#!/usr/bin/env bash
# SPDX-License-Identifier: GPL-3.0-or-later
# archboot-restore-usbstick.sh - restore usbstick to FAT32
# by Tobias Powalowski <tpowa@archlinux.org>
. /usr/lib/archboot/common.sh
_usage()
{
echo -e "\e[1m\e[36mARCHBOOT\e[m \e[1m- Restore USB Stick\e[m"
echo -e "\e[1m----------------------------\e[m"
echo -e "This script restores an USB device to a \e[1mFAT32\e[m device."
echo -e "\e[1m\e[91mWARNING: ALL DATA WILL BE LOST ON THE DEVICE! \e[m"
echo ""
echo -e "Usage: \e[1m${_BASENAME} <device>\e[m"
exit 0
}
##################################################
[[ -z "${1}" ]] && _usage "$@"
### check for root
if ! [[ ${UID} -eq 0 ]]; then
echo "ERROR: Please run as root user!"
exit 1
fi
echo -e "\e[91mWARNING: 10 seconds for hitting CTRL+C to stop the process on ${1} now! \e[m"
sleep 10
# clean partitiontable
echo -e "\e[1mRestoring USB STICK...\e[m"
echo -e "\e[1mSTEP 1/3:\e[m Cleaning partition table..."
dd if=/dev/zero of="${1}" bs=512 count=2048
wipefs -a "${1}"
# create new MBR and partition on <DEVICE>
echo -e "\e[1mSTEP 2/3:\e[m Create new MBR and partitiontable..."
fdisk "${1}" <<EOF
n
p
1
t
b
w
EOF
# wait for partitiontable to be resynced
sleep 5
# create FAT32 filesystem on <device-partition>
echo -e "\e[1mSTEP 3/3:\e[m Create FAT32 filesystem..."
mkfs.vfat -F32 "${1}"1
echo -e "\e[1mFinished.\e[m"