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FROM ubuntu:20.04
RUN apt-get update -y && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
bc \
bzip2 \
ca-certificates \
cmake \
cpio \
curl \
file \
g++ \
gcc-arm-linux-gnueabihf \
git \
libc6-dev \
libc6-dev-armhf-cross \
make \
ninja-build \
python3 \
qemu-system-arm \
xz-utils
ENV ARCH=arm \
CROSS_COMPILE=arm-linux-gnueabihf-
WORKDIR /build
# Compile the kernel that we're going to run and be emulating with. This is
# basically just done to be compatible with the QEMU target that we're going
# to be using when running tests. If any other kernel works or if any
# other QEMU target works with some other stock kernel, we can use that too!
#
# The `vexpress_config` config file was a previously generated config file for
# the kernel. This file was generated by running `make vexpress_defconfig`
# followed by `make menuconfig` and then enabling the IPv6 protocol page.
COPY host-x86_64/armhf-gnu/vexpress_config /build/.config
RUN curl https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.4.253.tar.xz | \
tar xJf - && \
cd /build/linux-4.4.253 && \
cp /build/.config . && \
make -j$(nproc) all && \
cp arch/arm/boot/zImage /tmp && \
cd /build && \
rm -rf linux-4.4.253
# Compile an instance of busybox as this provides a lightweight system and init
# binary which we will boot into. Only trick here is configuring busybox to
# build static binaries.
RUN curl https://www.busybox.net/downloads/busybox-1.32.1.tar.bz2 | tar xjf - && \
cd busybox-1.32.1 && \
make defconfig && \
sed -i 's/.*CONFIG_STATIC.*/CONFIG_STATIC=y/' .config && \
make -j$(nproc) && \
make install && \
mv _install /tmp/rootfs && \
cd /build && \
rm -rf busybox-1.32.1
# Download the ubuntu rootfs, which we'll use as a chroot for all our tests.
WORKDIR /tmp
RUN mkdir rootfs/ubuntu
RUN curl https://cdimage.ubuntu.com/ubuntu-base/releases/20.04/release/ubuntu-base-20.04.1-base-armhf.tar.gz | \
tar xzf - -C rootfs/ubuntu && \
cd rootfs && mkdir proc sys dev etc etc/init.d
# Copy over our init script, which starts up our test server and also a few
# other misc tasks.
COPY scripts/qemu-bare-bones-rcS rootfs/etc/init.d/rcS
RUN chmod +x rootfs/etc/init.d/rcS
# Helper to quickly fill the entropy pool in the kernel.
COPY scripts/qemu-bare-bones-addentropy.c /tmp/addentropy.c
RUN arm-linux-gnueabihf-gcc addentropy.c -o rootfs/addentropy -static
# TODO: What is this?!
# Source of the file: https://github.com/vfdev-5/qemu-rpi2-vexpress/raw/master/vexpress-v2p-ca15-tc1.dtb
RUN curl -O https://ci-mirrors.rust-lang.org/rustc/vexpress-v2p-ca15-tc1.dtb
COPY scripts/sccache.sh /scripts/
RUN sh /scripts/sccache.sh
COPY static/gitconfig /etc/gitconfig
ENV RUST_CONFIGURE_ARGS --qemu-armhf-rootfs=/tmp/rootfs
ENV SCRIPT python3 ../x.py --stage 2 test --host='' --target arm-unknown-linux-gnueabihf
ENV NO_CHANGE_USER=1
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