#!/usr/bin/env bash help() { echo "USAGE: makeraid [level] [device] [device] ... [ [--spares] [device] ... ]" } [[ :0:1:4:5:6:10: == *:${1}:* ]] && RL=${1} || { help; exit 1; } shift until [ "${1}" = "--spares" ]; do [ -b "${1}" ] && RD+=("${1}") || { help; exit 2; } shift [ ${#} = 0 ] && break done if [ "${1}" == "--spares" ]; then shift for DV in ${@}; do SD+=("${DV}") done fi [ "${#SD[@]}" -gt "0" ] && SO=( "-x" "${#SD[@]}" ) for MD in {0..127}; do [ ! -b "/dev/md${MD}" ] && ND=${MD} && break done mdadm -Cve 1.2 /dev/md${ND} -l "${RL}" -c 32 -n ${#RD[@]} ${RD[@]} ${SO[@]} ${SD[@]}