Paper on reproducible Docker images: "Docker Does Not Guarantee Reproducibility"

[cen]

On 1/28/26 04:10, Akihiro Suda wrote:
> > - docker - currently unusable, messes up some timestamps when exporting
> > layers, not respecting SDE on every level
>
> This is not true.
> You can use the rewrite-timestamp option to export the layers with 
> SOURCE_DATE_EPOCH
> https://docs.docker.com/build/exporters/image-registry/

I stand corrected. This works for me now, I had to switch to 
docker-container driver.

I also used to have an issue with whiteout file timestamps 
(moby/issues/50063) but I can no longer reproduce it now. I'll have to 
investigate what changed.


Best regards

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