#!/bin/sh


cd /home/ketas/devel/rrdtool/mrtg-compat/lan || exit 1


. config.sh


if [ ! -f "$rrd" ]
then
	rrdtool create "$rrd" \
		\
		--step 300 \
		\
		DS:inbytes:COUNTER:600:U:U \
		DS:outbytes:COUNTER:600:U:U \
		\
		RRA:MIN:0.5:1:600 \
		RRA:MIN:0.5:6:700 \
		RRA:MIN:0.5:24:775 \
		RRA:MIN:0.5:288:797 \
		\
		RRA:MAX:0.5:1:600 \
		RRA:MAX:0.5:6:700 \
		RRA:MAX:0.5:24:775 \
		RRA:MAX:0.5:288:797 \
		\
		RRA:AVERAGE:0.5:1:600 \
		RRA:AVERAGE:0.5:6:700 \
		RRA:AVERAGE:0.5:24:775 \
		RRA:AVERAGE:0.5:288:797 \
		\
		RRA:LAST:0.5:1:600 \
		RRA:LAST:0.5:6:700 \
		RRA:LAST:0.5:24:775 \
		RRA:LAST:0.5:288:797 \
		\
		|| exit 1
fi


bytes=`netstat -bn -f link -I "$interface" | awk -v "i=$interface" '{if ($1 == i) print $7":"$10}'`


rrdtool update "$rrd" "N:$bytes" || exit 1