cannon.py

from pox.lib.packet.ipv4 import ipv4
import re

class Cannon(object):

    def __init__ (self, target_domain_re, url_path_re, iframe_url):
        self.target_domain_re = target_domain_re
        self.url_path_re = url_path_re
        self.iframe_url = iframe_url

    # Input: an instance of ipv4 class
    # Output: an instance of ipv4 class or None
    def manipulate_packet (self, ip_packet):
        print "src = ", ip_packet.srcip
    	print "dst = ", ip_packet.dstip

    	# TODO

    	# Must return an ip packet or None
    	return ip_packet