#!/bin/sh

modprobe pktgen
function pgset() {
    local result

    echo $1 > $PGDEV

    result=`cat $PGDEV | fgrep "Result: OK:"`
    if [ "$result" = "" ]; then
         cat $PGDEV | fgrep Result:
    fi
}

function pg() {
    echo inject > $PGDEV
    cat $PGDEV
}

echo "Adding devices to run".

PGDEV=/proc/net/pktgen/kpktgend_0
echo "Removing old devices"
pgset "rem_device_all"

echo "Adding eth0 on CPU"
pgset "add_device eth0"

echo "Max pkts. before softirq 5000"
pgset "max_before_softirq 5000"

# Configure the individual devices
echo "Configuring devices"

PGDEV=/proc/net/pktgen/eth0

pgset "debug 1"
pgset "clone_skb 10000"
pgset "pkt_size 60"
pgset "dst 192.168.0.30"
pgset "dst_mac 00:24:D7:13:21:D4"
pgset "count 10000"
pgset "vlan_id 0"

# Time to run

PGDEV=/proc/net/pktgen/pgctrl

echo "Running… ctrl^C to stop"

pgset "start"

echo "Done"