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#!/usr/bin/sh
# -*- sh -*-
: <<=cut
=head1 NAME
acpi - Munin plugin to monitor the temperature in different ACPI Thermal zones.
=head1 APPLICABLE SYSTEMS
Linux systems with ACPI support.
=head1 CONFIGURATION
Load the 'thermal' kernel module and the plugin gets the thermal zones from /sys/class/thermal/thermal_zone*/ automagically.
=head1 USAGE
Link this plugin to /etc/munin/plugins/ and restart the munin-node.
=head1 INTERPRETATION
The plugin shows the temperature from the different thermal zones.
=head1 MAGIC MARKERS
#%# family=auto
#%# capabilities=autoconf
=head1 BUGS
None known.
=head1 VERSION
$Id:$
=head1 AUTHOR
Nicolai Langfeldt (janl@linpro.no) 2006-11-13
=head1 LICENSE
GPLv2
=cut
ATZ="$(echo /sys/class/thermal/thermal_zone*)"
do_ () { # Fetch
for ZONE in $ATZ; do
TEMP=`cat $ZONE/temp`
echo `basename $ZONE`.value `echo $TEMP \* 0.001 | bc`
done
exit 0
}
do_config () {
echo "graph_title ACPI Thermal zone temperatures"
echo "graph_vlabel Celsius"
echo "graph_category sensors"
echo "graph_info This graph shows the temperature in different ACPI Thermal zones. If there is only one it will usually be the case temperature."
for ZONE in $ATZ; do
TYPE=`cat $ZONE/type`
echo `basename $ZONE`.label $TYPE
done
}
do_autoconf () {
for f in $ATZ; do
test -r $f/temp || {
echo "no (cannot read $f/temp)"
exit 0
}
done
echo yes
exit 0
}
case $1 in
config|autoconf|'')
eval do_$1
esac
exit $?