Thanks for your feedback Kyle. I will be at that meeting on Monday. Thanks, Brandon
On Wed, 2014-06-04 at 11:54 -0500, Kyle Mestery wrote: > On Tue, Jun 3, 2014 at 3:01 PM, Brandon Logan > <[email protected]> wrote: > > This is an LBaaS topic bud I'd like to get some Neutron Core members to > > give their opinions on this matter so I've just directed this to Neutron > > proper. > > > > The design for the new API and object model for LBaaS needs to be locked > > down before the hackathon in a couple of weeks and there are some > > questions that need answered. This is pretty urgent to come on to a > > decision on and to get a clear strategy defined so we can actually do > > real code during the hackathon instead of wasting some of that valuable > > time discussing this. > > > > > > Implementation must be backwards compatible > > > > There are 2 ways that have come up on how to do this: > > > > 1) New API and object model are created in the same extension and plugin > > as the old. Any API requests structured for the old API will be > > translated/adapted to the into the new object model. > > PROS: > > -Only one extension and plugin > > -Mostly true backwards compatibility > > -Do not have to rename unchanged resources and models > > CONS: > > -May end up being confusing to an end-user. > > -Separation of old api and new api is less clear > > -Deprecating and removing old api and object model will take a bit more > > work > > -This is basically API versioning the wrong way > > > > 2) A new extension and plugin are created for the new API and object > > model. Each API would live side by side. New API would need to have > > different names for resources and object models from Old API resources > > and object models. > > PROS: > > -Clean demarcation point between old and new > > -No translation layer needed > > -Do not need to modify existing API and object model, no new bugs > > -Drivers do not need to be immediately modified > > -Easy to deprecate and remove old API and object model later > > CONS: > > -Separate extensions and object model will be confusing to end-users > > -Code reuse by copy paste since old extension and plugin will be > > deprecated and removed. > > -This is basically API versioning the wrong way > > > > Now if #2 is chosen to be feasible and acceptable then there are a > > number of ways to actually do that. I won't bring those up until a > > clear decision is made on which strategy above is the most acceptable. > > > Thanks for sending this out Brandon. I'm in favor of option #2 above, > especially considering the long-term plans to remove LBaaS from > Neutron. That approach will help the eventual end goal there. I am > also curious on what others think, and to this end, I've added this as > an agenda item for the team meeting next Monday. Brandon, it would be > great to get you there for the part of the meeting where we'll discuss > this. > > Thanks! > Kyle > > > Thanks, > > Brandon > > > > > > > > > > > > > > _______________________________________________ > > OpenStack-dev mailing list > > [email protected] > > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > _______________________________________________ > OpenStack-dev mailing list > [email protected] > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev _______________________________________________ OpenStack-dev mailing list [email protected] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
