<div dir="ltr">Out of interest - for networking-calico - what changes are needed to adapt to the new engine facade?<div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Mar 29, 2021 at 12:14 PM Akihiro Motoki <<a href="mailto:amotoki@gmail.com">amotoki@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On Mon, Mar 29, 2021 at 8:07 PM Slawek Kaplonski <<a href="mailto:skaplons@redhat.com" target="_blank">skaplons@redhat.com</a>> wrote:<br>
><br>
> Hi,<br>
><br>
> On Mon, Mar 29, 2021 at 11:52:59AM +0200, Herve Beraud wrote:<br>
> > Hello,<br>
> ><br>
> > The main question is, does the previous Victoria version [1] will be<br>
> > compatible with the latest neutron changes and with the latest engine<br>
> > facade introduced during Wallaby?<br>
><br>
> It won't be compatible. Networking-midonet from Victoria will not work properly<br>
> with Neutron Wallaby.<br>
><br>
> ><br>
> > Releasing an unfixed engine facade code is useless, so we shouldn't release<br>
> > a new version of networking-midonet, because the project code won't be<br>
> > compatible with the rest of our projects (AFAIK neutron), unless, the<br>
> > previous version will not compatible either, and, unless, not releasing a<br>
> > Wallaby version leave the project branch uncut and so leave the<br>
> > corresponding series unmaintainable, and so unfixable a posteriori.<br>
> ><br>
> > If we do not release a new version then we will use a previous version of<br>
> > networking-midonet. This version will be the last Victoria version [1].<br>
> ><br>
> > I suppose that this version (the victoria version) isn't compatible with<br>
> > the new facade engine either, isn't it?<br>
><br>
> Correct. It's not compatible.<br>
><br>
> ><br>
> > So release or not release a new version won't solve the facade engine<br>
> > problem, isn't?<br>
><br>
> Yes.<br>
><br>
> ><br>
> > You said that neutron evolved and networking-midonet didn't, hence even if<br>
> > we release networking-midonet in the current state it will fail too, isn't<br>
> > it?<br>
><br>
> Also yes :)<br>
><br>
> ><br>
> > However, releasing a new version and branching on it can give you the<br>
> > needed maintenance window to allow you to fix the issue later, when your<br>
> > gates will be fixed and then patches backported. git tags are cheap.<br>
> ><br>
> > We should notice that since Victoria some patches have been merged in<br>
> > Wallaby so even if they aren't ground breaking changes they are changes<br>
> > that it is worth to release.<br>
> ><br>
> > From a release point of view I think it's worth it to release a new version<br>
> > and to cut Wallaby. We are close to the it's deadline. That will land the<br>
> > available delta between Victoria and Wallaby. That will allow to fix the<br>
> > engine facade by opening a maintenance window. If the project is still<br>
> > lacking maintainers in a few weeks / months, this will allow a more smooth<br>
> > deprecation of this one.<br>
> ><br>
> > Thoughts?<br>
><br>
> Based on Your feedback I agree that we should release now what we have. Even if<br>
> it's broken we can then fix it and backport fixes to stable/wallaby branch.<br>
><br>
> @Akihiro: are You ok with that too?<br>
<br>
I was writing another reply and did not notice this mail.<br>
While I still have a doubt on releasing the broken code (which we are<br>
not sure can be fixed soon or not),<br>
I am okay with either decision.<br>
<br>
><br>
> ><br>
> > [1]<br>
> > <a href="https://opendev.org/openstack/releases/src/branch/master/deliverables/victoria/networking-midonet.yaml" rel="noreferrer" target="_blank">https://opendev.org/openstack/releases/src/branch/master/deliverables/victoria/networking-midonet.yaml</a><br>
> ><br>
> > Le lun. 29 mars 2021 à 10:32, Slawek Kaplonski <<a href="mailto:skaplons@redhat.com" target="_blank">skaplons@redhat.com</a>> a<br>
> > écrit :<br>
> ><br>
> > > Hi,<br>
> > ><br>
> > > We have opened release patch for networking-midonet [1] but our concern<br>
> > > about<br>
> > > that project is that its gate is completly broken since some time thus we<br>
> > > don't really know if the project is still working and valid to be released.<br>
> > > In Wallaby cycle Neutron for example finished transition to the engine<br>
> > > facade,<br>
> > > and patch to adjust that in networking-midonet is still opened [2] (and<br>
> > > red as<br>
> > > there were some unrelated issues with most of the jobs there).<br>
> > ><br>
> > > In the past we had discussion about networking-midonet project and it's<br>
> > > status<br>
> > > as the official Neutron stadium project. Then some new folks stepped in to<br>
> > > maintain it but now it seems a bit like (again) it lacks of maintainers.<br>
> > > I know that it is very late in the cycle now so my question to the TC and<br>
> > > release teams is: should we release stable/wallaby with its current state,<br>
> > > even if it's broken or should we maybe don't release it at all until its<br>
> > > gate<br>
> > > will be up and running?<br>
> > ><br>
> > > [1] <a href="https://review.opendev.org/c/openstack/releases/+/781713" rel="noreferrer" target="_blank">https://review.opendev.org/c/openstack/releases/+/781713</a><br>
> > > [2] <a href="https://review.opendev.org/c/openstack/networking-midonet/+/770797" rel="noreferrer" target="_blank">https://review.opendev.org/c/openstack/networking-midonet/+/770797</a><br>
> > ><br>
> > > --<br>
> > > Slawek Kaplonski<br>
> > > Principal Software Engineer<br>
> > > Red Hat<br>
> ><br>
> ><br>
> ><br>
> > --<br>
> > Hervé Beraud<br>
> > Senior Software Engineer at Red Hat<br>
> > irc: hberaud<br>
> > <a href="https://github.com/4383/" rel="noreferrer" target="_blank">https://github.com/4383/</a><br>
> > <a href="https://twitter.com/4383hberaud" rel="noreferrer" target="_blank">https://twitter.com/4383hberaud</a><br>
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><br>
> --<br>
> Slawek Kaplonski<br>
> Principal Software Engineer<br>
> Red Hat<br>
<br>
</blockquote></div>