Hi Robert,

I would very much like to "split the monolith" as well :-) But:

1) I think it would be easier to do it when the 2 modules are merged
together since they share a great deal of closely related classes.
2) I am not sure everybody is on board with the split. I think we will
need a new DISCUSS thread for that and maybe even a proposal doc. I'd
suggest tackling that after the merge.

Does that make sense?

Thanks,
Alex

On Fri, Aug 1, 2025 at 12:31 PM Robert Stupp <sn...@snazy.de> wrote:
>
> I think we should rather use the opportunity and split the multiple
> monoliths into distinct modules, which is what I've been advocating
> for a "long" time ;)
>
> Regarding naming/where, I think we should retain "runtime" as a
> container for the server and admin-tool runnables.
>
> WDYT?
>
> On Fri, Aug 1, 2025 at 12:12 PM Alexandre Dutra <adu...@apache.org> wrote:
> >
> > Hi again,
> >
> > I understand that we haven't reached a full consensus on this topic
> > yet. But since some people showed interest in seeing it implemented, I
> > will go ahead and prepare the PR so that we can see what it would look
> > like.
> >
> > More specifically I will:
> >
> > - Merge the 2 modules
> > - Rename all the packages in the resulting module having a ".quarkus." token
> > - Rename all the classes in the resulting module having a "Quarkus" prefix
> >
> > Thanks,
> > Alex
> >
> > On Thu, Jul 31, 2025 at 8:11 PM Alexandre Dutra <adu...@apache.org> wrote:
> > >
> > > Hi Dmitri,
> > >
> > > Thanks for your reply. My proposal doesn’t affect how 
> > > polaris-runtime-defaults is “pulled in” by downstream builds.
> > >
> > > We can, however, explore ways to make the downstream integration 
> > > experience better, but imo only *after* the merge.
> > >
> > > Thanks,
> > > Alex
> > >
> > > Le jeu. 31 juil. 2025 à 19:56, Dmitri Bourlatchkov <di...@apache.org> a 
> > > écrit :
> > >>
> > >> Hi Alex,
> > >>
> > >> Unifying polaris-service-common and polaris-runtime-service sounds good 
> > >> to
> > >> me.
> > >>
> > >> Re: config, I suppose it should not be an issue to have Quarkus (or
> > >> Smallrye) dependencies in any "service" modules.
> > >>
> > >> Side note: I'd like to exclude polaris-runtime-defaults from the 
> > >> transitive
> > >> dependency chain and only depend on it directly from leaf runtime 
> > >> artifacts
> > >> (admin and server). The reason for this is to simplify downstream builds
> > >> that reuse common services (having multiple application.properties in a
> > >> Quarkus build env. is a nightmare :) ). I hope this will not interfere 
> > >> with
> > >> your proposal. I'm mentioning it here only because it affects
> > >> the polaris-runtime-service module (IIRC).
> > >>
> > >> Cheers,
> > >> Dmitri.
> > >>
> > >> On Thu, Jul 31, 2025 at 1:36 PM Alexandre Dutra <adu...@apache.org> 
> > >> wrote:
> > >>
> > >> > > I mentioned smallrye-config, not Quarkus, so you _can_ annotate 
> > >> > > those.
> > >> >
> > >> > Fair point: you are absolutely right. We *could* do things the other
> > >> > way around, and move the configuration classes from the
> > >> > polaris-runtime-service module to the polaris-service-common module.
> > >> >
> > >> > BUT: my main point for proposing this change still holds: *the two
> > >> > modules do not have a clearly defined purpose*. Both have code for
> > >> > e.g. authentication, events, persistence, storage, task handling, etc.
> > >> > etc.
> > >> >
> > >> > This doesn't look to me as a desirable state. I think that if classes
> > >> > that perform the same actions could live next to each other, that
> > >> > would be beneficial to the developer experience.
> > >> >
> > >> > Thanks,
> > >> > Alex
> > >> >
> > >> > On Thu, Jul 31, 2025 at 6:46 PM Robert Stupp <sn...@snazy.de> wrote:
> > >> > >
> > >> > > > That's not possible because there are no Quarkus dependencies in 
> > >> > > > that
> > >> > module, so you can't annotate with @WithDefault, for example.
> > >> > >
> > >> > > I mentioned smallrye-config, not Quarkus, so you _can_ annotate 
> > >> > > those.
> > >> > >
> > >> > > On Thu, Jul 31, 2025 at 6:34 PM Yufei Gu <flyrain...@gmail.com> 
> > >> > > wrote:
> > >> > > >
> > >> > > > +1. Thanks Alex for driving this. Other than the benefits discussed
> > >> > like
> > >> > > > removing the duplicated config classes like
> > >> > > > `QuarkusStorageCredentialCacheConfig`, or removing `.quarkus.` in 
> > >> > > > the
> > >> > > > package name, we can finally put classes like S3AccessConfig
> > >> > > > and StsClientsPool into the right package.
> > >> > > >
> > >> > > > Yufei
> > >> > > >
> > >> > > >
> > >> > > > On Thu, Jul 31, 2025 at 8:45 AM Eric Maynard 
> > >> > > > <eric.w.mayn...@gmail.com
> > >> > >
> > >> > > > wrote:
> > >> > > >
> > >> > > > > The project already *has* adopted Quarkus for good, so I think
> > >> > making the
> > >> > > > > module structure reflect that is fine. In addition to the
> > >> > configuration
> > >> > > > > issue, which is significant, I think cutting down on the number 
> > >> > > > > of
> > >> > modules
> > >> > > > > we publish is a noble goal.
> > >> > > > >
> > >> > > > > —EM
> > >> > > > >
> > >> > > > > On Fri, Aug 1, 2025 at 00:43 Alexandre Dutra <adu...@apache.org>
> > >> > wrote:
> > >> > > > >
> > >> > > > > > Hi Robert,
> > >> > > > > >
> > >> > > > > > > I think we can get away by having the smallrye-config
> > >> > annotations on
> > >> > > > > the
> > >> > > > > > "parent" interface.
> > >> > > > > >
> > >> > > > > > That's not possible because there are no Quarkus dependencies 
> > >> > > > > > in
> > >> > that
> > >> > > > > > module, so you can't annotate with @WithDefault, for example.
> > >> > > > > >
> > >> > > > > > Indeed merging those two modules would mean that we're adopting
> > >> > > > > > Quarkus for good, but I think that at this point, nobody would
> > >> > object.
> > >> > > > > >
> > >> > > > > > In this merge, we could also remove the ".quarkus." bits from
> > >> > package
> > >> > > > > > names and remove the "Quarkus" prefix of many classes. I think 
> > >> > > > > > this
> > >> > > > > > would result in a much more readable code, but that's just my
> > >> > opinion
> > >> > > > > > :-)
> > >> > > > > >
> > >> > > > > > My long-term vision is that, after the merge, we could also
> > >> > consider
> > >> > > > > > splitting the resulting "uber-module" into smaller,
> > >> > concern-specific
> > >> > > > > > modules like "polaris-service-auth", 
> > >> > > > > > "polaris-service-telemetry",
> > >> > > > > > "polaris-service-events", etc. This approach would make it much
> > >> > > > > > simpler for integrators to implement their own customizations 
> > >> > > > > > (and
> > >> > > > > > brings no downsides for regular users).
> > >> > > > > >
> > >> > > > > > But this needs to be done in two steps: first, merge the 
> > >> > > > > > current
> > >> > two
> > >> > > > > > modules; then, split the result.
> > >> > > > > >
> > >> > > > > > Thanks,
> > >> > > > > > Alex
> > >> > > > > >
> > >> > > > > > On Thu, Jul 31, 2025 at 5:22 PM Robert Stupp <sn...@snazy.de>
> > >> > wrote:
> > >> > > > > > >
> > >> > > > > > > Is the issue here just the configuration types or is there 
> > >> > > > > > > more?
> > >> > > > > > > For the config types, I think we can get away by having the
> > >> > > > > > > smallrye-config annotations on the "parent" interface.
> > >> > > > > > >
> > >> > > > > > > My concern is that polaris-runtime-service is rather the 
> > >> > > > > > > Quarkus
> > >> > > > > > specifics.
> > >> > > > > > > CDI is great, just Quarkus isn't the only enterprise-CDI 
> > >> > > > > > > runtime.
> > >> > > > > > > Spoiler: I do *not* think that Polaris should move away from
> > >> > Quarkus.
> > >> > > > > > >
> > >> > > > > > > But for sole testing purposes Quarkus is quite expensive, too
> > >> > > > > > > expensive IMO to make it a necessity for all tests.
> > >> > > > > > > Sure, not all tests have to be `@QuarkusTest`s, but I could
> > >> > imagine
> > >> > > > > > > that there will be tests that do not need Quarkus are 
> > >> > > > > > > annotated
> > >> > as
> > >> > > > > > > such.
> > >> > > > > > >
> > >> > > > > > > On Thu, Jul 31, 2025 at 12:19 PM Alexandre Dutra <
> > >> > adu...@apache.org>
> > >> > > > > > wrote:
> > >> > > > > > > >
> > >> > > > > > > > Hi all,
> > >> > > > > > > >
> > >> > > > > > > > The polaris-service-common module is a reminiscence of the
> > >> > times
> > >> > > > > where
> > >> > > > > > > > we were still supporting two runtimes.
> > >> > > > > > > >
> > >> > > > > > > > I think it has now become obsolete, and could be merged 
> > >> > > > > > > > into
> > >> > > > > > > > polaris-runtime-service.
> > >> > > > > > > >
> > >> > > > > > > > One annoyance that polaris-service-common brings is with
> > >> > > > > configuration
> > >> > > > > > > > classes that have to exist in both modules (e.g.
> > >> > > > > > > > AuthenticationConfiguration vs
> > >> > QuarkusAuthenticationConfiguration).
> > >> > > > > > > >
> > >> > > > > > > > Would we be OK with this merge? If so I'm happy to provide 
> > >> > > > > > > > the
> > >> > PR.
> > >> > > > > > > >
> > >> > > > > > > > Thanks,
> > >> > > > > > > > Alex
> > >> > > > > >
> > >> > > > >
> > >> >

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