Thanks for working on this. Do you happen to have publicly accessible
snapshots published for your testing currently (even when the final
location isn't sorted out)?

I would like to use a 2.16 based Python SDK image for working on my
downstream project, but could not find anything in
gcr.io/apache-beam-testing/beam/sdks/rc/snapshot

Thanks,
Thomas

On Fri, Aug 30, 2019 at 10:56 AM Valentyn Tymofieiev <[email protected]>
wrote:

> On Tue, Aug 27, 2019 at 3:35 PM Hannah Jiang <[email protected]>
> wrote:
>
>> Hi team
>>
>> I am working on improving docker container support for Beam. We would
>> like to publish prebuilt containers for each release version and daily
>> snapshot. Current work focuses on release images only and it would be part
>> of the release process.
>>
>> The release images will be pushed to GCR which is publicly
>> accessible(pullable). We will use the following locations.
>> *Repository*: gcr.io/beam
>> *Project*: apache-beam-testing
>> More details, including naming and tagging scheme, can be found at wiki
>> <https://cwiki.apache.org/confluence/display/BEAM/%5BWIP%5D+SDKHarness+Container+Image+Release+Process>
>>  which
>> is written by several contributors.
>>
>> I would like to discuss these two questions.
>> *1. How many tests do we need to run before pushing images to gcr*?
>> Publishing artifacts is the last step of the release process, so at this
>> moment, we already verified all codebase. In addition, many Jenkins tests
>> use containers, so it is already verified several times. Do we need to run
>> it again?
>>
>
> In a docker repository, one container image can have multiple tags. One
> possibility is that  on the last step of the release process, after
> sufficient testing,  we place a production tag on an image that was already
> pushed with a dev tag.
>
> For example a dev tag may look like:
> gcr.io/apache-beam/python37:2.16.0-RC4, and production tag may look like:
> gcr.io/apache-beam/python37:2.16.0 and both will refer to the same image
> at the end.
>
> We should also plan what the process of updating the container image will
> look like, if we need to release the image with additional changes, and how
> we will test these changes before the final push (or placing production
> tag).
>
>
>>
>> *2. How many tests do we need to run to validate pushed images?*
>> When we push the images, we assume the images would work and pass all the
>> tests. After pushing, we should confirm the images are pullable and
>> useable. I suggest we run several tests on dataflow with each pushed image.
>> What do you think?
>>
>
> I think it makes sense to do -  Beam runners that use SDK container images
> should have some continuously running tests, which periodically check that
> all supported images  are pullable and still compatible with the runner.
>
> This work can be refined later as we explore more during our release
>> process.
>> Please comment or edit the wiki page or reply to this email with your
>> opinions.
>>
>> Thanks,
>> Hannah
>>
>

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