37 lines
1.1 KiB
Docker
37 lines
1.1 KiB
Docker
FROM ubuntu:bionic AS build
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COPY uml.config /uml.config
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ENV LINUX_VERSION linux-4.19.57
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ENV LINUX_DOWNLOAD_URL https://cdn.kernel.org/pub/linux/kernel/v4.x/${LINUX_VERSION}.tar.xz
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RUN apt-get update \
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&& apt-get -y install build-essential flex bison xz-utils wget ca-certificates bc linux-headers-4.15.0-47-generic \
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&& wget ${LINUX_DOWNLOAD_URL} \
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&& tar xJf ${LINUX_VERSION}.tar.xz \
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&& rm ${LINUX_VERSION}.tar.xz \
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&& cd ${LINUX_VERSION} \
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&& cp /uml.config .config \
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&& make ARCH=um -j10 \
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&& mv ./linux / \
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&& cd .. \
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&& rm -rf ${LINUX_VERSION}
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FROM xena/alpine
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COPY --from=build /linux /linux
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ADD https://xena.greedo.xeserv.us/files/slirp /slirp
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# Add Tini
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ENV TINI_VERSION v0.18.0
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ADD https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini-static /chroot/tini
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RUN chmod +x /chroot/tini
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# Set up chroot
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RUN cd /chroot \
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&& wget -O - http://dl-cdn.alpinelinux.org/alpine/v3.10/releases/x86_64/alpine-minirootfs-3.10.0-x86_64.tar.gz | tar xz \
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&& chmod +x /linux \
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&& chmod +x /slirp
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COPY init.sh /chroot/init.sh
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COPY resolv.conf /chroot/etc/resolv.conf
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COPY runlinux.sh /runlinux.sh
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CMD /runlinux.sh
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