On Wed, 12 Dec 2012 17:47:10 -0800
Shivaram Mysore <[email protected]> wrote:
> Thanks. But, that did not help. Here is the code
>
> import logging
> import struct
> import array
>
> from ryu.controller import handler
> from ryu.controller import ofp_event
> from ryu.ofproto import ofproto_v1_2
> from ryu.ofproto import ofproto_v1_2_parser
> from ryu.base import app_manager
>
> LOG = logging.getLogger('ryu.app.packettest')
>
> class PacketTest(app_manager.RyuApp):
> OFP_VERSIONS = [ofproto_v1_2.OFP_VERSION]
>
> def __init__(self, *args, **kwargs):
> pass
Hmm, there is nothing wrong here. You use the latest version of Ryu?
> @handler.set_ev_cls(ofp_event.EventOFPPacketIn, handler.MAIN_DISPATCHER)
> def packet_in_handler(self, ev):
> msg = ev.msg
> dp = msg.datapath
> for f in msg.match.fields:
> if f.header == ofproto_v1_2.OXM_OF_IN_PORT:
> in_port = f.value
>
> actions = [dp.ofproto_parser.OFPActionOutput(dp.ofproto.OFPP_ALL,
> 0)]
> out = dp.ofproto_parser.OFPPacketOut(
> datapath=dp, buffer_id=msg.buffer_id, in_port=in_port,
> actions=actions)
> LOG.debug("Sending message out %s", out)
> dp.send_msg(out)
>
>
> On the switch side, I see:
> Connection to controller closed because of
> {"localhost",6633,0,{unsupported_version,4}}
I'm not sure what OF switch you use. But looks like Ryu asked OF v1.3
and the switch doesn't support it.
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