#! /bin/sh

pluginfull="$0"                 # full name of plugin
plugin="${0##*/}"               # name of plugin
pidfile="$MUNIN_PLUGSTATE/munin.$plugin.pid"
cache="$MUNIN_PLUGSTATE/munin.$plugin.value"

IFACE="${0##*/if1sec_}"         # interface

if [ "$1" = "acquire" ]
then
	while sleep 1
	do
		echo $(
			date +%s
			cat /sys/class/net/$IFACE/statistics/tx_bytes
			cat /sys/class/net/$IFACE/statistics/rx_bytes
		)
	done | awk "{
			print \"${IFACE}_tx.value \" \$1 \":\" \$2;
			print \"${IFACE}_rx.value \" \$1 \":\" \$3;
		}" >> $cache &
        echo $! > $pidfile
	exit 0
fi


if [ "$1" = "config" ]
then
	cat <<EOF
graph_title Interface 1sec stats for ${IFACE}
graph_category 1sec::network
graph_data_size custom 1d, 10s for 1w, 1m for 1t, 5m for 1y
update_rate 1
EOF
	exit 0
fi

# values
cat ${FILE_VALUES}
> ${FILE_VALUES}

exit 0