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8d3691fabb
- statically make containerd symlinks so rootfs can be read only - run binfmt_misc in a containerd container - ship arm, aarch64, ppc64le qemu static versions that always "just work" as this is supported in Linux 4.8 fix #53 Signed-off-by: Justin Cormack <justin.cormack@docker.com>
28 lines
880 B
Makefile
28 lines
880 B
Makefile
QEMU_IMAGE=mobylinux/qemu-user-static:7a07de557d7f6ae3d72873c32bfb4c51c7687d03
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QEMU_BINARIES=qemu-arm-static qemu-aarch64-static qemu-ppc64le-static
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default: rootfs
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$(QEMU_BINARIES):
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docker run --rm --net=none $(QEMU_IMAGE) tar cf - -C /usr/bin $@ | tar xf -
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DEPS=Dockerfile main.go 00_moby.conf $(QEMU_BINARIES)
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rootfs: $(DEPS) $(QEMU_BINARIES)
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mkdir -p $@
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BUILD=$$( tar cf - $(DEPS) | docker build -q - ) && \
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[ -n "$$BUILD" ] && \
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echo "Built $$BUILD" && \
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IMAGE=$$( docker run --rm --net=none $$BUILD | docker build -q - ) && \
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[ -n "$$IMAGE" ] && \
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echo "Built $$IMAGE" && \
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CONTAINER=$$( docker create $$IMAGE /dev/null ) && \
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docker export $$CONTAINER | tar -xf - -C $@ && \
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docker rm $$CONTAINER && \
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( cd $@ && rm -rf .dockerenv Dockerfile dev/* etc/hostname etc/hosts etc/mtab etc/resolv.conf )
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clean:
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rm -rf rootfs $(QEMU_BINARIES)
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.DELETE_ON_ERROR:
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