Munin contributed plugins

#!/bin/sh

#

# Plugin to graph battery capacity.

#

# Parameters:

#

# 	acpi      - Override path to acpi program

#

#

# $Log$

# Revision 1.1  2007/03/14 19:52:10  anarcat

# ACPI-Battery plugin, framework copied from acpi plugin

#

#

# Expected content of /proc/acpi/battery/BAT0/info:

# present:                 yes

# design capacity:         47520 mWh

# last full capacity:      37650 mWh

# battery technology:      rechargeable

# design voltage:          10800 mV

# design capacity warning: 2376 mWh

# design capacity low:     475 mWh

# capacity granularity 1:  1 mWh

# capacity granularity 2:  1 mWh

# model number:            IBM-08K8039

# serial number:             155

# battery type:            LION

# OEM info:                Panasonic

#%# family=auto

#%# capabilities=autoconf

if [ "$1" = "autoconf" ]; then

	if grep -q 'present.*yes' /proc/acpi/battery/*/info > /dev/null 2>&1; then

		echo yes

		exit 0

	else

		echo "no (battery not detected)"

		exit 1

	fi

fi

cd /proc/acpi/battery

if [ "$1" = "config" ]; then

        echo 'graph_title Battery power'

        echo 'graph_args --base 1000 -l 0'

        echo 'graph_vlabel power in' `awk '/remaining capacity:/ { print $NF }' /proc/acpi/battery/*/state`

        echo 'graph_category sensors'

	echo 'graph_info This graph shows battery power based on output from ACPI.'

	i=0

	for battery in *

	do

		echo $battery.label $battery

		echo $battery.info Battery $i

		i=$(($i+1))

# design capacity warning: 2376 mWh

# design capacity low:     475 mWh

		echo $battery.warning `awk '/design capacity warning:/ { print $4 }' $battery/info`

		echo $battery.critical `awk '/design capacity low:/ { print $4 }' $battery/info`

		echo ${battery}_full.label $battery capacity

		echo ${battery}_full.info last full capacity \(design capacity: `awk '/design capacity:/ { print $3 " " $4 }' $battery/info`\)

	done

        exit 0

fi

for battery in *

do

	echo $battery.value `awk '/remaining capacity:/ { print $3 }' $battery/state`

	echo ${battery}_full.value `awk '/last full capacity:/ { print $4 }' $battery/info`

done