multiarch Questions

buildx build –platform amd64,arm64 –push creates 3 resources in ECR – 2 images and 1 image index, how do I tag them?

December 28, 2022
EilonA
2 Answers

Running this command - docker buildx build --platforms linux/amd64,linux/arm64 -t mytag --push . It creates an image index and 2 images in my ECR. How do I tag the images and the image index in one command? For now I…

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Setting conditional variables in a Dockerfile

December 13, 2021
Wintermute
2 Answers

I'm trying to create a multi-architecture docker image via buildkit, using the predefined TARGETARCH arg variable. What I want to do is - I think - something like bash variable indirection, but I understand that's not supported and I'm struggling…

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