[ovs-dev] [PATCH repost] ofproto: Add support to watch controller port liveness in fast-failover group

[Vishal Deep Ajmera]

> 
> Currently fast-failover group does not support checking liveness of
controller
> port (OFPP_CONTROLLER). However this feature can be useful for selecting
> alternate pipeline when controller connection itself is down for e.g.
> by using local DHCP server to reply for any DHCP request originating from
> VMs.
> 
> This patch adds the support for watching controller port liveness in fast-
> failover group. Controller port is considered live when atleast one
> of-connection is alive.
> 
> Example usage:
> 
> ovs-ofctl add-group br-int 'group_id=1234,type=ff,
>           bucket=watch_port:CONTROLLER,actions:<A>,
>           bucket=watch_port:1,actions:<B>
> 

Hi Ben, any comments on this patch?

Warm Regards,
Vishal Ajmera