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Hey Artem,

> GRE network segmentation option has been deprecated for clusters
> with Neutron since 7.0 release, both on UI and Library side

What do you mean by "deprecated"? Was it removed? If so, why did we
have a chance to create GRE if it wasn't supported?

If so, we definitely have to forbid creation of GRE clusters, but only
when it's stop being supportable. Old envs should support it.

Regards,
Igor

On Mon, Nov 16, 2015 at 8:55 AM, Artem Roma <aroma at mirantis.com> wrote:
> Hi all!
>
> AFAIK, GRE network segmentation option has been deprecated for clusters with
> Neutron since 7.0 release, both on UI and Library side. One still can use
> the option via CLI as no relevant changes were made to Nailgun API. Though
> appropriate warning is displayed in the case.
>
> So I wanted to ask: are we going to carry such behavior of the API in 8.0 or
> should we also remove processing of the option?
>
> In my opinion we should at least forbid cluster creation via API with the
> parameter as this is the only stage it is accepted. Enhancing of input data
> validation for appropriate handler will do the trick. Relevant internal
> Nailgun logic (serialization, networking etc.) will be unchanged in order to
> support compatibility with already existing clusters after master node
> upgrade.
>
> FYI, there is a relevant bug [1] on Lauchpad.
>
> [1] https://bugs.launchpad.net/fuel/7.0.x/+bug/1478924
>
> --
> Regards!)
>
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