Hello,
Thanks - I am able to send messages to the switch.
Regards
/Shivaram
On Sun, Nov 4, 2012 at 4:55 AM, FUJITA Tomonori <
fujita.tomon...@lab.ntt.co.jp> wrote:
> On Sat, 3 Nov 2012 22:52:41 -0700
> Shivaram Mysore <shivaram.mys...@gmail.com> wrote:
>
> > I am trying to use Ryu against FlowForwarding.org LINC OpenFlow 1.2
> switch.
> > I have written this very basic application which does not work. What
> am I
> > doing wrong? Any help is appreciated.
>
> The following code should work as you expect.
>
> =
> 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.l2')
>
> class L2Switch(app_manager.RyuApp):
> OFP_VERSIONS = [ofproto_v1_2.OFP_VERSION]
>
> def __init__(self, *args, **kwargs):
> super(L2Switch, self).__init__(*args, **kwargs)
>
> @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_FLOOD, 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)
>
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