#!/bin/bash

# LibreNMS agent to read HDD/SDD temperature using hddtemp
#
# Copyright (c) 2016 Exa-Omicron <http://exa.nl>
#
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation, either version 3 of the License, or (at your
# option) any later version.  Please see LICENSE.txt at the top level of
# the source code distribution for details.
#
# requires which, awk and sed

# If disks are missing, they can be added here:
disks="/dev/hd? /dev/sd?"

hddtemp=`which hddtemp 2>/dev/null`

if [ "${hddtemp}" != "" ]; then
	if [ -x "${hddtemp}" ]; then
		content=`${hddtemp} -q ${disks} 2>/dev/null | awk -F": " 'BEGIN{ ORS="" }{ print "|"$1"|"$2"|"$3"|";} ' | sed 's/°/\|/g';`
		if [ "${content}" != "" ]; then
			echo '<<<hddtemp>>>'
			echo ${content}
			echo
		else
			echo "no hddtemp compatible disks found" >&2
		fi
	else
		echo "hddtemp not executable" >&2
	fi
else
	echo "hddtemp not installed" >&2
fi