#!/bin/bash
#
# iperf_ munin grabber script
# 2007.09 by steve@kosada.com
#
# before trying to use this script, make sure:
#	- you have an iperf server running on the remote machine
#	- you are able to successfully run iperf from the commandline.  e.g.,
#		iperf --time 2 --parallel 4 --client $destination --format B

destination=`basename $0 | sed 's/^iperf_//g'`

if [ "$1" = "config" ]; then
	echo "graph_title iperf to $destination"
	echo 'graph_vlabel bytes/sec'
	echo 'graph_args --lower-limit 0 --upper-limit 200000'
	echo 'graph_category network'
	echo 'graph_period second'
	echo "graph_info This instance of iperf measures the transmit speed to $destination"

	echo 'iperf.label iperf'
	echo 'iperf.draw AREA'
else
	kbits=`iperf --time 2 --parallel 4 --client $destination --format B \
		| grep Bytes \
		| tr --squeeze-repeats ' ' \
		| cut -d ' ' -f 8`
	echo "iperf.value $kbits"
fi
