[kolla] cannot pull docker public hub images

Adrian Andreias adrian at fleio.com
Wed Dec 2 14:23:38 UTC 2020


Yes, I totally agree.

Docker "latest" tag is a bad pattern. We're also not using "latest" in
other projects where we choose tags.

I was pulling the (default) latest tag because I couldn't see any other tag
on hub.docker .com.

Based on this and above feedback my conclusion is that the public
registry is not reliable enough and we should build our own images and run
our own registry.

Thanks everyone.



Regards,
Adrian Andreias
https://fleio.com




On Wed, Dec 2, 2020 at 3:56 PM Sean Mooney <smooney at redhat.com> wrote:

> On Wed, 2020-12-02 at 08:27 +0100, Radosław Piliszek wrote:
> > It is not really that.
> > It seems Docker Hub has its worse days and I found myself confused on
> > our or others images from time to time (that they presumably lack
> > expected tags).
> you could just tag master with latest too
>
> the issue with latest is people have different expectaions.
> i expect it to be the tip of master e.g. the latest version of the commited
> code where as other might expect ti to track the latest stable release
> e.g. victoria
>
> kolla chose not to provide a latest tag since that terminology is not used
> in
> the kolla project but that could alway be changed if it was useful or
> provided
> better ux you just need to decided what latest means in the context of
> kolla
> >
> > -yoctozepto
> >
> > On Wed, Dec 2, 2020 at 1:28 AM Eddie Yen <missile0407 at gmail.com> wrote:
> > >
> > > The moment that you couldn't find any tags in kolla images might be the
> > > generator is pushing. Kolla will generate then push images to Docker
> > > Hub. And because this mechanism will working in multiple releases at
> > > the same time, it's normal that not showing up image tags in Docker Tag
> > > web site when in progress.
> > >
> > >
> > > Adrian Andreias <adrian at fleio.com> 於 2020年12月1日 週二 下午6:58寫道:
> > > >
> > > > Hi Eddie,
> > > >
> > > > That makes sense and works, indeed:
> > > >
> > > > docker pull kolla/centos-source-nova-api:victoria
> > > >
> > > > I was seeing no tags here the other day:
> > > >
> https://hub.docker.com/r/kolla/centos-source-nova-api/tags?page=1&ordering=last_updated
> > > >
> > > > I can see the tags now. It probably just took too long for the tags
> to load.
> > > >
> > > > Thanks
> > > >
> > > >
> > > > Regards,
> > > > Adrian Andreias
> > > > https://fleio.com
> > > >
> > > >
> > > >
> > > >
> > > > On Tue, Dec 1, 2020 at 8:45 AM Eddie Yen <missile0407 at gmail.com>
> wrote:
> > > > >
> > > > > Hi Adrian,
> > > > >
> > > > > IME, there's no image tag for latest. Most of kolla images are
> using Openstack release name as tag.
> > > > > If you want to pull image with specific Openstack release, you
> should pull them with release name tag.
> > > > >
> > > > > E.g docker pull kolla/centos.source-nova-api:victoria
> > > > >
> > > > > Adrian Andreias <adrian at fleio.com> 於 2020年12月1日 週二 上午8:39寫道:
> > > > > >
> > > > > > Hi,
> > > > > >
> > > > > > None of the Kolla images on the Docker public registry are
> tagged.
> > > > > >
> > > > > > E.g. https://hub.docker.com/r/kolla/centos-source-nova-api
> > > > > >
> > > > > > Images don't even have the "latest" tag, though they were
> updated 15 hours ago.
> > > > > >
> > > > > > And therefore they can't be pulled:
> > > > > >
> > > > > > $ docker pull kolla/centos-source-nova-api
> > > > > > Using default tag: latest
> > > > > > Error response from daemon: manifest for
> kolla/centos-source-nova-api:latest not found: manifest unknown: manifest
> unknown
> > > > > >
> > > > > > Is there another public registry where ready-built Kolla images
> are available?
> > > > > >
> > > > > >
> > > > > > Thanks
> > > > > >
> > > > > >
> > > > > >
> > > > > > Regards,
> > > > > > Adrian Andreias
> > > > > > https://fleio.com
> > > > > >
> > > > > >
> >
>
>
>
>
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