mirror of
https://github.com/librenms/librenms-agent.git
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49 lines
1.6 KiB
Bash
Executable File
49 lines
1.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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# LibreNMS agent to read HDD/SDD temperature using hddtemp
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#
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# Copyright (c) 2016 Exa-Omicron <http://exa.nl>
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation, either version 3 of the License, or (at your
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# option) any later version. Please see LICENSE.txt at the top level of
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# the source code distribution for details.
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#
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# requires which, find, awk and sed
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#
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# optionally, install gnu parallel for a significant performance boost
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# on machines with large numbers of drives.
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# Try to use lsblk if available. Otherwise, use find.
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if type lsblk >/dev/null 2>&1; then
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disks=$(lsblk -dnp|cut -d' ' -f1 | tr '\n' ' ')
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else
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disks=$(find /dev -name '[sh]d[a-z]' -or -name '[sh]d[a-z][a-z]' | tr '\n' ' ')
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fi
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hddtemp=$(which hddtemp 2>/dev/null)
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if [ "${hddtemp}" != "" ]; then
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if [ -x "${hddtemp}" ]; then
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if type parallel > /dev/null 2>&1; then
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# When available, use GNU parallel for a significant performance boost. hddtemp runs serially(!)
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output=$(parallel "${hddtemp}" -w -q ::: ${disks} 2>/dev/null)
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else
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output=$(${hddtemp} -w -q ${disks} 2>/dev/null)
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fi
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content=$(echo "$output" | awk '{ if ($0 !~ /not available/) { print $0 } }' | awk -F": " 'BEGIN{ ORS="" }{ print "|"$1"|"$2"|"$3"|";} ' | sed 's/[° ]C|/|C|/g' | sed 's/[° ]F|/|F|/g' | tr -cd '\12\14\40-\176')
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if [ "${content}" != "" ]; then
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echo '<<<hddtemp>>>'
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echo "${content}"
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echo
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else
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echo "no hddtemp compatible disks found" >&2
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fi
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else
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echo "hddtemp not executable" >&2
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fi
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else
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echo "hddtemp not installed" >&2
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fi
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