Run SMART tests on a ZFS pool

zfs_smart.sh

#!/bin/bash

usage() { echo "Usage: $0 -p <POOL> (-s|-l)" 1>&2; exit 1; }

while getopts ":p:sl" o; do
    case "${o}" in
        p)
            p=${OPTARG}
            ;;
        s)
            test=short
            ;;
        l)
            test=long
            ;;
        *)
            usage
            ;;
    esac
done
shift $((OPTIND-1))

if [ -z "${p}" ] || [ -z "${test}" ]; then
    usage
fi

drives="$(zpool status -LP ${p} | grep /dev/ | awk '{print $1}')"

for drive in ${drives}
    do
        smartctl="/usr/sbin/smartctl"
        command=( $smartctl -t $test $drive )
        echo ${command[@]}
        "${command[@]}"
    done