Created
March 16, 2013 15:14
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simple pktgen script
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#!/bin/bash | |
# pktgen.conf -- Sample configuration for send | |
modprobe pktgen | |
DEVICE=$1 | |
PKTLEN=$2 | |
if [ -z $DEVICE ]; then | |
echo "$0 [IFNAME]" | |
exit -1 | |
fi | |
if [ -z $PKTLEN ]; then | |
PKTLEN=64 | |
echo "packet length is $PKTLEN" | |
fi | |
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 | |
} | |
# On UP systems only one thread exists -- so just add devices | |
echo "Adding devices to run". | |
PGDEV=/proc/net/pktgen/kpktgend_0 | |
pgset "rem_device_all" | |
pgset "add_device $DEVICE" | |
# Configure the individual devices | |
echo "Configuring devices" | |
PGDEV=/proc/net/pktgen/$DEVICE | |
pgset "clone_skb 0" | |
pgset "min_pkt_size $PKTLEN" | |
pgset "max_pkt_size $PKTLEN" | |
pgset "dst 192.168.20.242" | |
pgset "dst_mac 90:e2:ba:22:70:ac" | |
pgset "count 10000000" | |
# Time to run | |
PGDEV=/proc/net/pktgen/pgctrl | |
echo "Running... ctrl^C to stop" | |
pgset "start" | |
echo "Done" |
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