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#!/usr/bin/ruby
require 'rubygems'
require 'packetfu'
dev = ARGV[0]
mac=`ip link show #{dev} | awk '/ether/ {print $2}'`
ARGV.shift
dests = ARGV
cap = PacketFu::Capture.new(
:timeout => 4000,
:iface => dev, :start => true,
:filter => "ether src #{mac} and ether[0] & 1 = 1")
loop do
cap.stream.each do |pkt|
frame = PacketFu::IPPacket.parse(pkt)
i = 0
dests.each do |dest|
frame.eth_daddr = dest
frame.ip_header.ip_id = frame.ip_header.ip_id + i
frame.ip_header.ip_sum = frame.ip_header.ip_calc_sum()
frame.to_w(dev)
i = i + 1
end
end
end
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