[openstack-dev] [Quantum] RPC versioning policy

Gary Kotton gkotton at redhat.com
Thu Dec 27 15:34:28 UTC 2012


On 12/26/2012 09:05 PM, Nachi Ueno wrote:
> Hi folks
>
> I would like to make the PRC versioning policy clear.

Can you please look at 
http://docs.openstack.org/developer/nova/api/nova.openstack.common.rpc.dispatcher.html

> Which policy we choose?
>
> For update version.
>
> (Policy A)  Update version if the structure of dict on existing API is 
> changed.
> (Policy B)  Update version if the new API is added.
>
> For backward compatibility.
> (Policy X)  We have RPC Classes for each version, so let's 
> it configurable from conf.
> (Policy Y) If version N+1 is compatible with N, we simply have a
> version N+1 class here.
>
> Thanks
> Nachi
>
>
>
>
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> OpenStack-dev at lists.openstack.org
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