[ovs-discuss] Behavior of switch when controller role is slave

Ben Pfaff blp at nicira.com
Fri Sep 25 06:16:10 UTC 2015


On Fri, Sep 25, 2015 at 11:19:23AM +0530, Manpreet Singh wrote:
> Hello Team,
> 
> I want to discuss the behavior of Master/Slave Controller. I am performing
> below operation on OVS-2.3.2 with RYU.
> 
> - Set controller role= slave
> - Reply received from switch with role set=slave
> - Add Flow entry(Send FlowMod)
> 
>  The switch must reply with OFPT_ERROR message with a type field of
> OFPET_BAD_REQUEST, a code field ofOFPBRC_IS_SLAVE i.e. type=1 and code=10.
> But I am getting reply as type of OFPET_BAD_REQUEST and code of  OFPBRC_EPERM
> i.e type=1 and code =5.
> 
> Is this behavior is correct?

This bug was fixed in OVS 2.4.  I've also now backported to the 2.3.x
branch, so it'll be fixed in the next 2.3.x release also.



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