示例#1
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    def _handle_PacketInARP(self, event):
        inport = event.port
        arppkt = None

        # If this an ARP Packet srcd at the server,
        # Then we drop it not to confuse the MAC learning
        # At the hosts
        if packetArpSrcIp(self.packet, self._serverip, log):
            log.info("DROP ARP Packet From Server!")
            return

        # XXX If this is an ARP Request for the server iP
        # create new ARP request and save it in arppkt

        # XXX If this is an ARP Reply from the proxy
        # create new ARP reply  and save it in arppkt

        # If we haven't created a new arp packet, send the one we
        # received
        if arppkt is None:
            SimpleL2LearningSwitch._handle_PacketIn(self, event)
            return

        # Send a packet out with the ARP
        msg = of.ofp_packet_out()
        msg.actions.append(of.ofp_action_output(port=of.OFPP_FLOOD))
        msg.data = arppkt.pack()
        msg.in_port = inport
        self.connection.send(msg)
示例#2
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 def __init__(self, connection, config):
     SimpleL2LearningSwitch.__init__(self, connection, False)
     self._connection = connection;
     self._serverip = config['server_ip']
     self._serverport = int(config['server_port'])
     self._proxyip = config['proxy_ip']
     self._proxyport = int(config['proxy_port'])
示例#3
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 def __init__(self, connection, config):
     SimpleL2LearningSwitch.__init__(self, connection, False)
     self._connection = connection
     self._serverip = config['server_ip']
     self._serverport = int(config['server_port'])
     self._proxyip = config['proxy_ip']
     self._proxyport = int(config['proxy_port'])
示例#4
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    def _handle_PacketInARP(self, event) :
        inport = event.port
        arppkt = None

        # If this an ARP Packet srcd at the server, 
        # Then we drop it not to confuse the MAC learning
        # At the hosts
        if packetArpSrcIp(self.packet, self._serverip, log):
           log.info("DROP ARP Packet From Server!")
           return

        # XXX If this is an ARP Request for the server iP
        # create new ARP request and save it in arppkt

        # XXX If this is an ARP Reply from the proxy
        # create new ARP reply  and save it in arppkt

        # If we haven't created a new arp packet, send the one we 
        # received
        if arppkt is None :
          SimpleL2LearningSwitch._handle_PacketIn(self, event)
          return

        # Send a packet out with the ARP
        msg = of.ofp_packet_out() 
        msg.actions.append(of.ofp_action_output(port = of.OFPP_FLOOD))
        msg.data = arppkt.pack() 
        msg.in_port = inport
        self.connection.send(msg)
    def _handle_PacketIn(self, event):
        log.debug("Got a packet : " + str(event.parsed))
        self.packet = event.parsed
        self.event = event
        self.macLearningHandle()

        if packetIsTCP(self.packet, log):
            self._handle_PacketInTCP(event)
            return
        SimpleL2LearningSwitch._handle_PacketIn(self, event)
    def _handle_PacketIn(self, event):
        log.debug("Got a packet : " + str(event.parsed))
        self.packet = event.parsed
        self.event = event
        self.macLearningHandle()

        if packetIsTCP(self.packet, log) :
          self._handle_PacketInTCP(event)
          return
        SimpleL2LearningSwitch._handle_PacketIn(self, event)
 def __init__(self, connection, duplicate_port):
     SimpleL2LearningSwitch.__init__(self, connection, False)
     self._connection = connection;
     self._duplicate_port=duplicate_port 
     self._of_duplicate_port=getOpenFlowPort(connection, duplicate_port)
 def __init__(self, connection, config):
     SimpleL2LearningSwitch.__init__(self, connection, False)
     self._connection = connection
     self._serverip = config['server_ip']
     self._origport = int(config['orig_port'])
     self._forwport = int(config['forw_port'])
示例#9
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 def __init__(self, connection, src_ip, dst_port):
     SimpleL2LearningSwitch.__init__(self, connection, False)
     self._connection = connection
     self._src_ip = src_ip
     self._dst_port = getOpenFlowPort(connection, dst_port)
 def __init__(self, connection, config):
     SimpleL2LearningSwitch.__init__(self, connection, False)
     self._connection = connection;
     self._serverip = config['server_ip']
     self._origport = int(config['orig_port'])
     self._forwport = int(config['forw_port'])
示例#11
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 def __init__(self, connection, duplicate_port):
     SimpleL2LearningSwitch.__init__(self, connection, False)
     self._connection = connection;
     self._duplicate_port=duplicate_port
     self._of_duplicate_port=getOpenFlowPort(connection, duplicate_port)
示例#12
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 def __init__(self, connection, src_ip, dst_port):
     SimpleL2LearningSwitch.__init__(self, connection, False)
     self._connection = connection
     self._src_ip = src_ip
     self._dst_port = getOpenFlowPort(connection, dst_port)