pcsensor-temper/munin-plugin/temper

#!/bin/bash
# -*- sh -*-

# Munin plugin for TEMPer

. "${MUNIN_LIBDIR}/plugins/plugin.sh"

set -o nounset

pcsensor=${pcsensor:-/usr/local/bin/pcsensor}
pcsensor_cmd="${pcsensor} -m -c"

# need calibration
#   example:
#     env.cdef  temperature,1.0287,*,0.85,-
cdef=${cdef:-temperature} 

retry=${retry:-1}

autoconf() {
    echo 'no'
}

config() {
    cat <<EOF
graph_title Temperature
graph_category sensors
graph_scale no
graph_vlabel Temp C
graph_args --base 1000 
temperature.label temperature
temperature.cdef ${cdef}
EOF
}

fetch() {
    local value i

    i=0
    while [ "$i" -le "$retry" ];
    do 
        value=$( $pcsensor_cmd | sed -n '1p' )

        if [ -n "$value" ];then
            break
        fi

        i=$(( i + 1 ))
        sleep 5
    done

    echo "temperature.value ${value}"
}

# Main
case ${1:-} in
autoconf)
    autoconf
    ;;
config)
    config
    [ "${MUNIN_CAP_DIRTYCONFIG:-}" = "1" ] && fetch
    ;;
*)
    fetch
    ;;
esac

exit 0