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{ | ||
"description": "added a zig-based image, allowing multiple targets to be built from the same image, using cargo-zigbuild.", | ||
"type": "added", | ||
"issues": [860] | ||
} |
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#!/usr/bin/env bash | ||
# shellcheck disable=SC2086,SC1091,SC1090 | ||
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set -x | ||
set -eo pipefail | ||
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# NOTE: "${@}" is an unbound variable for bash 3.2, which is the | ||
# installed version on macOS. likewise, "${var[@]}" is an unbound | ||
# error if var is an empty array. | ||
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ci_dir=$(dirname "${BASH_SOURCE[0]}") | ||
ci_dir=$(realpath "${ci_dir}") | ||
project_home=$(dirname "${ci_dir}") | ||
. "${ci_dir}"/shared.sh | ||
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# zig cc is very slow: only use a few targets. | ||
TARGETS=( | ||
"aarch64-unknown-linux-gnu" | ||
"aarch64-unknown-linux-musl" | ||
"i586-unknown-linux-gnu" | ||
"i586-unknown-linux-musl" | ||
) | ||
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# on CI, it sets `CROSS_TARGET_ZIG_IMAGE` rather than `CROSS_TARGET_ZIG_IMAGE` | ||
if [[ -n "${CROSS_TARGET_ZIG_IMAGE}" ]]; then | ||
export CROSS_BUILD_ZIG_IMAGE="${CROSS_TARGET_ZIG_IMAGE}" | ||
unset CROSS_TARGET_ZIG_IMAGE | ||
fi | ||
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main() { | ||
export CROSS_BUILD_ZIG=1 | ||
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local td= | ||
local target= | ||
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retry cargo fetch | ||
cargo build | ||
export CROSS="${project_home}/target/debug/cross" | ||
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td="$(mktemp -d)" | ||
git clone --depth 1 https://github.com/cross-rs/rust-cpp-hello-word "${td}" | ||
pushd "${td}" | ||
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for target in "${TARGETS[@]}"; do | ||
"${CROSS}" build --target "${target}" --verbose | ||
# note: ensure #724 doesn't replicate during CI. | ||
# https://github.com/cross-rs/cross/issues/724 | ||
cargo clean | ||
done | ||
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popd | ||
rm -rf "${td}" | ||
} | ||
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main "${@}" |
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FROM ubuntu:20.04 | ||
ARG DEBIAN_FRONTEND=noninteractive | ||
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COPY common.sh lib.sh / | ||
RUN /common.sh | ||
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COPY cmake.sh / | ||
RUN /cmake.sh | ||
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COPY xargo.sh / | ||
RUN /xargo.sh | ||
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ARG TARGETPLATFORM | ||
COPY zig.sh / | ||
RUN /zig.sh $TARGETPLATFORM | ||
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# we don't export `BINDGEN_EXTRA_CLANG_ARGS`, `QEMU_LD_PREFIX`, or | ||
# `PKG_CONFIG_PATH` since zig doesn't have a traditional sysroot structure, | ||
# and we're not using standard, shared packages. none of the packages | ||
# have runners either, since they do not ship with the required | ||
# dynamic linker (`ld-linux-${arch}.so`). | ||
ENV PATH=$PATH:/opt/zig | ||
# We need to ensure the cache dir is exported in some cases. | ||
ENV ZIG_GLOBAL_CACHE_DIR=/target/.zig-cache/cargo-zigbuild |
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#!/usr/bin/env bash | ||
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set -x | ||
set -eo pipefail | ||
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# shellcheck disable=SC1091 | ||
. lib.sh | ||
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main() { | ||
local platform="${1}" | ||
install_packages ca-certificates curl xz-utils | ||
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install_zig "${platform}" | ||
install_zigbuild "${platform}" | ||
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purge_packages | ||
rm "${0}" | ||
} | ||
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install_zig() { | ||
local platform="${1}" | ||
local version="0.9.1" | ||
local dst="/opt/zig" | ||
local arch= | ||
local os= | ||
local triple= | ||
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case "${platform}" in | ||
'linux/386') | ||
arch="i386" | ||
os="linux" | ||
;; | ||
'linux/amd64') | ||
arch="x86_64" | ||
os="linux" | ||
;; | ||
'linux/arm64') | ||
arch="aarch64" | ||
os="linux" | ||
;; | ||
'linux/riscv64') | ||
arch="riscv64" | ||
os="linux" | ||
;; | ||
'linux/ppc64le') | ||
triple="powerpc64le-linux-gnu" | ||
;; | ||
'linux/s390x') | ||
triple="s390x-linux-gnu" | ||
;; | ||
'darwin/amd64') | ||
arch="x86_64" | ||
os="macos" | ||
;; | ||
'darwin/arm64') | ||
arch="aarch64" | ||
os="macos" | ||
;; | ||
# NOTE: explicitly don't support linux/arm/v6 | ||
*) | ||
echo "Unsupported target platform '${platform}'" 1>&2 | ||
exit 1 | ||
;; | ||
esac | ||
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if [[ -n "${arch}" ]]; then | ||
install_zig_tarball "${arch}" "${os}" "${version}" "${dst}" | ||
else | ||
install_zig_source "${triple}" "${version}" "${dst}" | ||
fi | ||
} | ||
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install_zig_tarball() { | ||
local arch="${1}" | ||
local os="${2}" | ||
local version="${3}" | ||
local dst="${4}" | ||
local filename="zig-${os}-${arch}-${version}.tar.xz" | ||
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local td | ||
td="$(mktemp -d)" | ||
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pushd "${td}" | ||
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curl --retry 3 -sSfL "https://ziglang.org/download/${version}/${filename}" -O | ||
mkdir -p "${dst}" | ||
tar --strip-components=1 -xJf "${filename}" --directory "${dst}" | ||
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popd | ||
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rm -rf "${td}" | ||
} | ||
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install_zig_source() { | ||
local triple="${1}" | ||
local version="${2}" | ||
local dst="${3}" | ||
local filename="zig-bootstrap-${version}.tar.xz" | ||
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local td | ||
td="$(mktemp -d)" | ||
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pushd "${td}" | ||
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curl --retry 3 -sSfL "https://ziglang.org/download/${version}/${filename}" -O | ||
mkdir zig | ||
tar --strip-components=1 -xJf "${filename}" --directory zig | ||
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pushd zig | ||
install_packages python3 make g++ | ||
./build -j5 "${triple}" native | ||
mv "out/zig-${triple}-native" /opt/zig | ||
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popd | ||
popd | ||
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rm -rf "${td}" | ||
} | ||
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install_zigbuild() { | ||
local platform="${1}" | ||
local version=0.11.0 | ||
local dst="/usr/local" | ||
local triple= | ||
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# we don't know if `linux/arm/v7` is hard-float, | ||
# and we don't know the the zigbuild `apple-darwin` | ||
# target doesn't manually specify the architecture. | ||
case "${platform}" in | ||
'linux/386') | ||
triple="i686-unknown-linux-musl" | ||
;; | ||
'linux/amd64') | ||
triple="x86_64-unknown-linux-musl" | ||
;; | ||
'linux/arm64') | ||
triple="aarch64-unknown-linux-musl" | ||
;; | ||
*) | ||
;; | ||
esac | ||
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if [[ -n "${triple}" ]]; then | ||
install_zigbuild_tarball "${triple}" "${version}" "${dst}" | ||
else | ||
install_zigbuild_source "${version}" "${dst}" | ||
fi | ||
} | ||
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install_zigbuild_tarball() { | ||
local triple="${1}" | ||
local version="${2}" | ||
local dst="${3}" | ||
local repo="https://github.com/messense/cargo-zigbuild" | ||
local filename="cargo-zigbuild-v${version}.${triple}.tar.gz" | ||
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local td | ||
td="$(mktemp -d)" | ||
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pushd "${td}" | ||
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curl --retry 3 -sSfL "${repo}/releases/download/v${version}/${filename}" -O | ||
mkdir -p "${dst}/bin" | ||
tar -xzf "${filename}" --directory "${dst}/bin" | ||
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popd | ||
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rm -rf "${td}" | ||
} | ||
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install_zigbuild_source() { | ||
local version="${1}" | ||
local dst="${2}" | ||
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local td | ||
td="$(mktemp -d)" | ||
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pushd "${td}" | ||
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export RUSTUP_HOME="${td}/rustup" | ||
export CARGO_HOME="${td}/cargo" | ||
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curl --retry 3 -sSfL https://sh.rustup.rs -o rustup-init.sh | ||
sh rustup-init.sh -y --no-modify-path --profile minimal | ||
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PATH="${CARGO_HOME}/bin:${PATH}" \ | ||
cargo install cargo-zigbuild \ | ||
--version "${version}" \ | ||
--root "${dst}" \ | ||
--locked | ||
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popd | ||
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rm -rf "${td}" | ||
} | ||
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main "${@}" |
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