pre_build 572 B

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  1. #!/bin/bash
  2. if [[ "$DOCKERFILE_PATH" == *-ARM ]]
  3. then
  4. # https://github.com/balena-io/qemu
  5. # Download a local copy of QEMU on Docker Hub build machine
  6. curl -LSs 'https://github.com/balena-io/qemu/releases/download/v3.0.0%2Bresin/qemu-3.0.0+resin-arm.tar.gz' | tar -xzv --strip-components=1 --wildcards '*/qemu-*'
  7. # https://github.com/multiarch/qemu-user-static
  8. # Register qemu-*-static for all supported processors except the current one, but also remove all registered binfmt_misc before
  9. docker run --rm --privileged multiarch/qemu-user-static:register --reset
  10. fi