#!/bin/sh
# http://exchange.munin-monitoring.org/plugins/alertme_power/details
#
# alertme_power relies on http://code.google.com/p/alertmepi/
# to have been installed and working
#
# 20110120 - update to use correct mixed case for AlertMe and remove cruft 
# left over from creating this plugin from another script
#
# add to the plugins-conf.d/munin so that it can read the /etc/alertme files
# [alertme_*]
#	user root


TMPFILE=/var/run/munin/alertme_power.dat

if [ "$1" = "config" ] ; then
	if [ ! -f $TMPFILE ] ; then
		# cache hub name and list of devices during config phase to speed up normal run time
		/usr/local/bin/alertmepi.pl -a > $TMPFILE
		/usr/local/bin/alertmepi.pl -d | egrep "is the power controller named|is the powerclamp named" >> $TMPFILE
	fi

	echo "graph_title AlertMe Power"
	echo "graph_category environmental"
	echo -n "graph_info this graph shows AlertMe power measurements for "
	head -1 $TMPFILE
	echo "graph_vlabel power (W)"

	tail +2 $TMPFILE | (
	while read DEVICE OTHER
	do
		NAME=`echo $OTHER | awk -F\' '{print $2}' | sed -e 's/ /_/g' -e 's/-/_/g'`
		echo "${NAME}_power.label $NAME "
	done
	)

	exit
fi

tail +2 $TMPFILE | (
while read DEVICE OTHER
do
	NAME=`echo $OTHER | awk -F\' '{print $2}' | sed -e 's/ /_/g' -e 's/-/_/g'`
	echo -n "${NAME}_power.value "
	/usr/local/bin/alertmepi.pl -e $DEVICE | sed -e 's/.* //' -e 's/W.//'
done
)

# end alertme_power munin_plugin
