#!/bin/bash
#
# nuttcp_ munin grabber script
# based on iperf_ plugin by steve@kosada.com
#
# before trying to use this script, make sure:
#       - you have an nuttcp server running on the remote machine
#       - you are able to successfully run nuttcp from the commandline.  e.g.,
#               nuttcp -t $destination
#       - you have installed the "bc" program

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

if [ "$1" = "config" ]; then
        echo "graph_title nuttcp to $destination"
        echo 'graph_vlabel bits/sec'
        echo "graph_args --lower-limit 0 --upper-limit ${upper_limit:-'10000000'}"
        echo 'graph_category network'
        echo 'graph_period second'
        echo "graph_info This instance of nuttcp measures the transmit speed to $destination"

        echo 'nuttcp.label nuttcp'
        echo 'nuttcp.draw AREA'
else
        Mbps=`nuttcp -T${nuttcp_time:-'5'} -t -b $destination \
                | tr --squeeze-repeats ' ' \
                | cut -d ' ' -f 8`
        bits="$(echo "scale = 0; ($Mbps * 1000000) / 1" | bc)"
        echo "nuttcp.value $bits"
fi