dnf in Dockerfiles

[Dennis Gilmore]

On Thursday, March 19, 2015 09:20:55 AM Scott Collier wrote:
> On 03/11/2015 09:40 AM, Major Hayden wrote:
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA1
> > 
> > On 03/11/2015 09:23 AM, Joe Brockmeier wrote:
> >> I'm CC'ing Scott b/c, if I'm not mistaken, he's done quite a lot of
> >> the work so far on the Dockerfiles - but also, I think he's looking
> >> for assistance there in keeping the effort going.
> > 
> > I'll be glad to help maintain/update those Dockerfiles if needed, Scott.
> 
> Thanks Major.  Here's a summary of things I think we should be looking
> at in general, not just Dockerfile maintenance:
> 
> 1. Ensuring dnf support on Fedora 22 images.  This means figuring out
> how to manage dockerfiles in a manner that both dnf or yum can work.
> For example, the FROM line will determine what package installation
> method we will use.  If it's FROM fedora:rawhide, should use dnf, if
> it's FROM fedora:21, should use yum.  Just need to think that through
> and how we want to handle.  I haven't played around with dnf yet.
> 
> 2. Need READMEs for the libvirt images:
> 
> https://github.com/fedora-cloud/Fedora-Dockerfiles/tree/master/libvirt
> https://github.com/fedora-cloud/Fedora-Dockerfiles/tree/master/systemd/libvi
> rt
> 
> 3. Need some extra eyes on all PRs and images that come in.  Might be
> good to require a +1 from two maintainers before merging a request?
> Thoughts?
> 
> 4. I'd like to set up some CI on these where and if it makes sense. Some
> triggers: docker package updates, Dockerfile updates, etc... Something
> simple: build the image, run the image, test for an expected result.
> 
> 5. Does it make sense to add some kubernetes support / examples to
> these?  I know not all of these apps are "scalable" or usable in a
> production k8s cluster, per se, but dropping in a yaml file for a few
> select images, so people can explore and learn wouldn't hurt. It could
> sit right by the Dockerfile.  People could build the image, and deploy
> in a k8s environment.
> 
> 6. Now that the LABEL patch has been (or will be merged) into Docker,
> we'll want people to start testing the LABEL functionality in
> fedora-dockerfiles and take advantage of that with the new atomic
> package.  We'll want to abstract away any complex docker install /
> docker run commands moving forward.  This will take some effort. This
> will be very helpful on an any host with the atomic tool.
> 
> Anything else? Thoughts?

I would like to build some docker things for ARM, though right now we can not 
do it officially, we do not have machines in phx to build docker base images. 
being able to support arm would be awesome also.

Dennis