#!/usr/bin/env bash

help() {
  echo "USAGE: makeraid [name] [md-name] [level] [device] [device] ... [ [--spares] [device] ... ]"
}

NAME="${1}"; shift
MDNM="${1}"; shift

[[ :0:1:4:5:6:10: == *:${1}:* ]] && RDDVLV=${1} || { help; exit 1; }
shift

until [ "${1}" = "--spares" ]; do
  [ -b "${1}" ] && RDDV+=("${1}") || { help; exit 2; }
  shift
  [ ${#} = 0 ] && break
done

if [ "${1}" == "--spares" ]; then
  shift
  for DV in ${@}; do
    SPDV+=("${DV}")
  done
fi

[ "${#SPDV[@]}" -gt "0" ] && SPOP=( "-x" "${#SPDV[@]}" )

mdadm -ve 1.2 -C "/dev/md/${MDNM}" -N "any:${NAME}" -l "${RDDVLV}" -c 32 -n ${#RDDV[@]} ${RDDV[@]} ${SPOP[@]} ${SPDV[@]}