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#!/usr/bin/env bash | |
set -eu | |
bye () { | |
printf '%s\n' "$1" | |
exit 1 | |
} | |
blkid_type= | |
blkid_label= | |
blkid_load () { | |
local k v | |
blkid_type= | |
blkid_label= | |
while IFS='=' read -r k v; do | |
case $k in | |
LABEL) | |
blkid_label=$v ;; | |
TYPE) | |
blkid_type=$v ;; | |
esac | |
done < <(blkid --output export "$1") | |
} | |
# -- | |
(( $# )) || | |
bye "usage: ${0##*/} /dev/sdX" | |
(( ! EUID )) || | |
bye 'run as root' | |
disk=$1 | |
[[ "$disk" == /dev/sd? ]] || | |
bye "'${disk}': expected format is /dev/sdX" | |
[[ -b $disk ]] || | |
bye "${disk}: no such disk" | |
for part in ${disk}{1..2}; do | |
[[ -b $part ]] || | |
bye "$part: no such partition" | |
done | |
part=${disk}1 | |
blkid_load "$part" | |
[[ $blkid_label == RPICFG && $blkid_type == vfat ]] || | |
bye "$part: wrong fstype/label" | |
part=${disk}2 | |
blkid_load "$part" | |
[[ $blkid_label == armbi_root && $blkid_type == f2fs ]] || | |
bye "$part: wrong fstype/label" | |
# -- | |
PS4='[run] ' | |
set -x | |
dd if="$disk" of=header.img bs=512 count=8192 | |
partclone.vfat -c -s "$disk"1 -o part1.pclone | |
partclone.f2fs -c -s "$disk"2 -o part2.pclone |
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