#!/bin/sh
if [ "$1" = "-h" ] ; then
        echo "Show the underlying path for a device."
        exit
fi

if [ ! -b "$VDEV_UPATH" ]; then
        somepath="/dev/$(lsblk -ndo pkname ${VDEV_PATH})"
else
        somepath="${VDEV_UPATH}"
fi

echo upath="$somepath"