[openstack-dev] [nova] API changes on limit / marker / sort in Newton

Ken'ichi Ohmichi ken1ohmichi at gmail.com
Mon May 30 17:09:36 UTC 2016

2016-05-29 19:25 GMT-07:00 Alex Xu <soulxu at gmail.com>:
> 2016-05-20 20:05 GMT+08:00 Sean Dague <sean at dague.net>:
>> There are a number of changes up for spec reviews that add parameters to
>> LIST interfaces in Newton:
>> * keypairs-pagination (MERGED) -
>> https://github.com/openstack/nova-specs/blob/8d16fc11ee6d01b5a9fe1b8b7ab7fa6dff460e2a/specs/newton/approved/keypairs-pagination.rst#L2
>> * os-instances-actions - https://review.openstack.org/#/c/240401/
>> * hypervisors - https://review.openstack.org/#/c/240401/
>> * os-migrations - https://review.openstack.org/#/c/239869/
>> I think that limit / marker is always a legit thing to add, and I almost
>> wish we just had a single spec which is "add limit / marker to the
>> following APIs in Newton"
> Are you looking for code sharing or one microversion? For code sharing, it
> sounds ok if people have some co-work. Probably we need a common pagination
> supported model_query function for all of those. For one microversion, i'm a
> little hesitate, we should keep one small change, or enable all in one
> microversion. But if we have some base code for pagination support, we
> probably can make the pagination as default thing support for all list
> method?

It is nice to share some common code for this, that would be nice for
writing the api doc also to know what APIs support them.
And also nice to do it with a single microversion for the above
resources, because we can avoid microversion bumping conflict and all
of them don't seem a big change.


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