You're not doing anything wrong here. You seem to be doing something
wrong elsewhere. Specifically, you seem to have constructed an MSS TCP
option with a tuple as its value, when the value should be some sort of
integer.
-- Murphy
On Tue, 2011-03-01 at 15:22 -0500, Aaron Rosen wrote:
> Hello I was wondering if someone could explain where I'm going wrong
> here:
> I'm receiving a packet and then trying to send it back out with
>
> self.send_openflow_packet(dpid,
> packet.tostring(),openflow.OFPP_FLOOD , inport)
>
> When I do this I'm getting the following exception:
>
> 00290|pyrt|ERR:unable to invoke a Python event handler:
> Traceback (most recent call last):
> File "./nox/lib/util.py", line 113, in f
> event.total_len, buffer_id, packet)
> File "./nox/coreapps/examples/aaronswitch.py", line 177, in
> packet_in_callback
> self.forward(dpid, inport, packet, packet.arr, bufid)
> File "./nox/coreapps/examples/aaronswitch.py", line 96, in forward
> self.send_openflow_packet(dpid,
> packet.tostring(),openflow.OFPP_FLOOD , inport)
> File "./nox/lib/packet/packet_base.py", line 114, in tostring
> return ''.join((buf, self.next.tostring()))
> File "./nox/lib/packet/packet_base.py", line 114, in tostring
> return ''.join((buf, self.next.tostring()))
> File "./nox/lib/packet/packet_base.py", line 109, in tostring
> buf = self.hdr()
> File "./nox/lib/packet/tcp.py", line 215, in hdr
> packet += option.to_bytes()
> File "./nox/lib/packet/tcp.py", line 70, in to_bytes
> return struct.pack('!BBH',self.type,4,self.val)
> TypeError: unsupported operand type(s) for &: 'tuple' and 'long'
>
> Thanks,
>
> Aaron
>
>
> --
> Aaron O. Rosen
> Masters Student - Network Communication
> 306B Fluor Daniel
> 843.425.9777
>
> _______________________________________________
> nox-dev mailing list
> [email protected]
> http://noxrepo.org/mailman/listinfo/nox-dev_noxrepo.org
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