29 lines
1.1 KiB
Docker
29 lines
1.1 KiB
Docker
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# This Docker image can change from one build to another, because the upstream
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# Debian/Ubuntu package index is continuously updated and we have to run
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# `apt-get update` in here.
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#
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# The only way to make this a part of our reproducible build system is to build
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# it once, upload it to Docker Hub and make sure it's being pulled regularly so
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# it's not deleted after 6 months of inactivity.
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# >=glibc-2.28 breaks things for us: https://bugs.launchpad.net/qemu/+bug/1805913
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FROM arm32v7/ubuntu:18.04
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SHELL ["/bin/bash", "-c"]
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ARG QEMU_NAME
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ARG QEMU_DIR
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# We need the host's registered binfmt_misc "interpreter" inside the container,
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# for that transparent virtualisation to work.
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COPY $QEMU_NAME $QEMU_DIR
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# We delete the static Qemu binary when we're done with it, because it might
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# not run on other systems. Let the child image copy it again.
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ENV DEBIAN_FRONTEND=noninteractive TZ="Etc/UTC"
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RUN apt-get -qq update \
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&& apt-get -qq -y install build-essential git &>/dev/null \
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&& apt-get -qq clean \
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&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* "${QEMU_DIR}/${QEMU_NAME}"
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