#!/bin/sh # # Print out the type of device # if [ "$1" = "-h" ] ; then echo "Show whether a vdev is a file, hdd, or ssd." exit fi if [ -b "$VDEV_UPATH" ]; then device=$(basename "$VDEV_UPATH") val=$(cat "/sys/block/$device/queue/rotational" 2>/dev/null) if [ "$val" = "0" ]; then MEDIA="ssd" fi if [ "$val" = "1" ]; then MEDIA="hdd" fi else if [ -f "$VDEV_UPATH" ]; then MEDIA="file" fi fi echo "media=$MEDIA"