[openstack-dev] [Ironic] When to bump the microversion?
Chris Friesen
chris.friesen at windriver.com
Thu Jun 4 18:05:03 UTC 2015
On 06/04/2015 10:14 AM, Devananda van der Veen wrote:
>
> On Jun 4, 2015 8:57 AM, "Monty Taylor" <mordred at inaugust.com
> > So, seriously - let's grow up and start telling people that they do not
> > get to pick and choose user-visible feature sets. If they have an unholy
> > obsession with a particular backend technology that does not allow a
> > public feature of the API to work, then they are deploying a broken
> > cloud and they need to fix it.
> >
>
> So I just had dinner last night with a very large user of OpenStack (yes, they
> exist) whose single biggest request is that we stop "differentiating" in the
> API. To them, any difference in the usability / behavior / API between OpenStack
> deployment X and Y is a serious enough problem that it will have two effects:
> - vendor lock in
> - they stop using OpenStack
> And since avoiding single vendor lock in is important to them, well, really it
> has only one result.
>
> Tl;Dr; Monty is right. We MUST NOT vary the API or behaviour significantly or
> non-discoverably between clouds. Or we simply won't have users.
If a vendor wants to "differentiate" themselves, what about having two sets of
API endpoints? One that is full vanilla openstack with bog-standard behaviour,
and one that has vendor-specific stuff in it?
That way the end-users that want interop can just use the standard API and get
common behaviour across clouds, while the end-users that want the "special
sauce" and are willing to lock in to a vendor to get it can use the
vendor-specific API.
Chris
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