[openstack-dev] [nova] How do we format/version/deprecate things from notifications?
rbryant at redhat.com
Wed Dec 18 19:00:26 UTC 2013
On 12/18/2013 12:44 PM, Nikola Đipanov wrote:
> On 12/18/2013 06:17 PM, Matt Riedemann wrote:
>> On 12/18/2013 9:42 AM, Matt Riedemann wrote:
>>> The question came up in this patch , how do we deprecate and remove
>>> keys in the notification payload? In this case I need to deprecate and
>>> replace the 'instance_type' key with 'flavor' per the associated
>>>  https://review.openstack.org/#/c/62430/
>> By the way, my thinking is it's handled like a deprecated config option,
>> you deprecate it for a release, make sure it's documented in the release
>> notes and then drop it in the next release. For anyone that hasn't
>> switched over they are broken until they start consuming the new key.
> FWIW - I am OK with this approach - but we should at least document it.
> I am also thinking that we may want to make it explicit like oslo.config
> does it.
We really need proper versioning for notifications. We've had a
blueprint open for about a year, but AFAICT, nobody is actively working
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