Munin plugin to monitor Tenki sensor Temperature

tenkitemp_

#!/bin/sh
#
# Plugin to monitor Tenki sensor Temperature
#
# Magic markers (optional - only used by munin-config and some installation scripts):
#%# family=contrib
 
TENKIGET=/usr/local/bin/usbtenkiget
WARN=30
CRIT=38
SENSORID=${0##*/tenkitemp_}
 
if [ "$1" = "autoconf" ]; then
        if [ -x $TENKIGET ]; then
                echo yes
                exit 0
        else
                echo no
                exit 1
        fi
elif [ "$1" = "config" ]; then
        echo "graph_title Tenki Temperature Sensor"
        echo "graph_args --base 1000"
        echo "graph_vlabel Celsius"
        echo "graph_category sensors"
        echo "graph_info This graph shows Temperature data from sensor $SENSORID"
        echo "temp.label temp"
        echo "temp.type GAUGE"
        echo "temp.info Celsius."
        echo "temp.colour 00ff00"
        echo "temp.warning $WARN"
        echo "temp.critical $CRIT"
        exit 0
elif [ "$1" = "suggest" ]; then
        $TENKIGET -l | sed -n 's/.*Channel \([0-9]\{1,\}\):.*/\1/p'
        exit 0
elif [ $SENSORID = "" ]; then
        echo Missing sensor ID. Try "suggest".
        exit 2
fi

temp=$($TENKIGET -i $SENSORID)
echo "temp.value $temp"