2014-05-05 12:36:45 +02:00
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#!/bin/sh
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#
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# Plugin to monitor the power state of hard disk drives on FreeBSD.
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#
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# Configure the plugin to run as root by adding the following to
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# /usr/local/etc/munin/plugin-conf.d/plugins.conf:
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#
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# [freebsd_hdd_power_state]
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# user root
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#
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# You can also specify the monitored devices using the 'env.devices'
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# environment variable, if autoconfiguration doesn't work for you:
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#
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# env.devices ada0 ada1 ada2 ada3 ada4 ada5 ada6 ada7
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#
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# Copyright (c) 2014, Petteri Valkonen <petteri.valkonen@iki.fi>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the copyright holder nor the
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# names of its contributors may be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
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# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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#%# family=auto contrib
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#%# capabilities=autoconf
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DEVICES=${devices:-$(iostat -x | tail -n +3 | egrep -o '^a?da[0-9]+')}
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case $1 in
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config)
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cat <<EOM
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multigraph $(basename $0)
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graph_title HDD power state
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graph_vlabel Power state
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graph_args --upper-limit 1 -l 0
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graph_scale no
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2017-02-24 16:13:05 +01:00
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graph_category sensors
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2014-05-05 12:36:45 +02:00
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graph_info The power state of the hard disk drives on the system (1 is spun up, 0 is idle/standby).
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EOM
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echo $DEVICES | awk 'BEGIN{OFS=""} { for (i = 0; i++ < NF;) print "power", i, ".label ", $i }'
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exit 0;;
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autoconf)
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2014-05-05 20:11:08 +02:00
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if [ -z "$DEVICES" ] ; then
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2014-05-05 12:36:45 +02:00
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echo "no (no devices found)"
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2014-05-05 20:11:08 +02:00
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else
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2014-05-05 12:36:45 +02:00
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echo yes
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fi
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exit 0;;
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esac
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INDEX=1
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set -- $DEVICES
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for DEVICE in $@ ; do
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STATE=$(camcontrol cmd $DEVICE -a "E5 00 00 00 00 00 00 00 00 00 00 00" -r - 2>/dev/null | awk '{print $10}')
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if [ -z "$STATE" ] ; then
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VALUE="-1"
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else
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VALUE=$(echo "$(echo "ibase=16; $STATE" | bc) / 255" | bc)
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fi
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printf "power%d.value %d\n" $INDEX $VALUE
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INDEX=$(expr $INDEX + 1)
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done
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