Adding support for the ovs-switches that support > OF1.3

[arisetty]

Hi,

Itl looks like the controller does not support the ovs switches that has support for > OF 1.3.
I have the fix for it. But, I can't push to the branch.

Please let me know so that I can add the support.

Thanks
Chakri

[arisetty]

From 0e852aebc5147fef764b74eb44fcf861b466e3d4 Mon Sep 17 00:00:00 2001
From: Chakri chakravarthy.arisetty@viasat.com
Date: Thu, 22 Aug 2019 20:09:51 -0700
Subject: [PATCH] Adding support for the ovs-switches that support > OF1.3

---

ofctrl/ofctrl.go | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/ofctrl/ofctrl.go b/ofctrl/ofctrl.go
index f9c1a34..727a5d7 100755
--- a/ofctrl/ofctrl.go
+++ b/ofctrl/ofctrl.go
@@ -131,8 +131,8 @@ func (c *Controller) handleConnection(conn net.Conn) {
// types are incompatable, it is possible the
// connection may be servered without error.
case *common.Hello:

•   		if m.Version == openflow13.VERSION {
  

•   			log.Infoln("Received Openflow 1.3 Hello message")
  

•   		if m.Version >= openflow13.VERSION {
  

•   			log.Infoln("Received Openflow >= 1.3 Hello message")
    			// Version negotiation is
    			// considered complete. Create
    			// new Switch and notifiy listening
  

@@ -179,10 +179,9 @@ func (c *Controller) handleConnection(conn net.Conn) {

// Demux based on message version
func (c *Controller) Parse(b []byte) (message util.Message, err error) {

• switch b[0] {
• case openflow13.VERSION:

• if b[0] >= openflow13.VERSION {
  message, err = openflow13.Parse(b)

• default:

• } else {
  log.Errorf("Received unsupported openflow version: %d", b[0])
  }
  return
  --
  2.7.4