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ci.yaml
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on:
pull_request: {}
schedule:
- cron: '0 8 * * MON,WED,FRI'
push:
jobs:
ci:
runs-on: ubuntu-20.04
container: ghcr.io/rust-for-linux/ci:Rust-1.70.0
timeout-minutes: 25
strategy:
matrix:
arch: [arm, arm64, ppc64le, riscv64, x86_64]
toolchain: [gcc, clang, llvm]
config: [debug, release]
output: [src] # [src, build]
sysroot: [common] # [common, custom]
lto: [none] # [none, thin]
exclude:
# arm 32-bit gcc not yet supported
- arch: arm
toolchain: gcc
# arm (clang/LLVM,release) issue since Rust 1.56
- arch: arm
toolchain: clang
config: release
- arch: arm
toolchain: llvm
config: release
# riscv64 debug (see #500 and #502).
- arch: riscv64
config: debug
# Exclude `LLVM=1` where not supported.
- arch: ppc64le
toolchain: llvm
- arch: riscv64
toolchain: llvm
# A few independent combinations to avoid exploding the matrix:
# - The other option for `output`.
# - Whether to use a custom sysroot.
# - Explicitly enabling `lto` on platforms which support LTO.
include:
- arch: arm64
toolchain: gcc
config: debug
output: build
sysroot: custom
lto: none
- arch: arm64
toolchain: llvm
config: debug
output: build
sysroot: custom
lto: thin
- arch: arm64
toolchain: llvm
config: release
output: build
sysroot: custom
lto: thin
- arch: ppc64le
toolchain: clang
config: release
output: build
sysroot: common
lto: none
- arch: x86_64
toolchain: llvm
config: debug
output: build
sysroot: custom
lto: none
- arch: x86_64
toolchain: llvm
config: debug
output: src
sysroot: common
lto: thin
- arch: x86_64
toolchain: llvm
config: release
output: src
sysroot: common
lto: thin
steps:
# Setup: checkout
- uses: actions/checkout@v3
# Setup: Store matrix name
- run: echo 'MATRIX_NAME=${{ matrix.arch }}-${{ matrix.toolchain }}-${{ matrix.config }}' >> $GITHUB_ENV
# Setup: Github cache
- uses: actions/cache@v3
with:
path: /root/.ccache
key: ${{ env.MATRIX_NAME }}-ccache-${{ github.run_id }}
restore-keys: |
${{ env.MATRIX_NAME }}-ccache-
# Setup: variables
- if: matrix.arch == 'x86_64'
run: |
echo 'IMAGE_PATH=arch/x86/boot/bzImage' >> $GITHUB_ENV
echo 'QEMU_ARCH=x86_64' >> $GITHUB_ENV
echo 'QEMU_MACHINE=pc' >> $GITHUB_ENV
echo 'QEMU_CPU=Cascadelake-Server' >> $GITHUB_ENV
echo 'QEMU_APPEND=console=ttyS0' >> $GITHUB_ENV
- if: matrix.arch == 'arm64'
run: |
echo 'MAKE_ARCH=ARCH=arm64' >> $GITHUB_ENV
echo 'MAKE_CROSS_COMPILE=CROSS_COMPILE=aarch64-linux-gnu-' >> $GITHUB_ENV
echo 'IMAGE_PATH=arch/arm64/boot/Image.gz' >> $GITHUB_ENV
echo 'QEMU_ARCH=aarch64' >> $GITHUB_ENV
echo 'QEMU_MACHINE=virt' >> $GITHUB_ENV
echo 'QEMU_CPU=cortex-a72' >> $GITHUB_ENV
- if: matrix.arch == 'ppc64le'
run: |
echo 'MAKE_ARCH=ARCH=powerpc' >> $GITHUB_ENV
echo 'MAKE_CROSS_COMPILE=CROSS_COMPILE=powerpc64le-linux-gnu-' >> $GITHUB_ENV
echo 'MAKE_LLVM_IAS=LLVM_IAS=0' >> $GITHUB_ENV
echo 'IMAGE_PATH=vmlinux' >> $GITHUB_ENV
echo 'QEMU_ARCH=ppc64' >> $GITHUB_ENV
echo 'QEMU_MACHINE=pseries' >> $GITHUB_ENV
echo 'QEMU_CPU=POWER9' >> $GITHUB_ENV
- if: matrix.arch == 'arm'
run: |
echo 'MAKE_ARCH=ARCH=arm' >> $GITHUB_ENV
echo 'MAKE_CROSS_COMPILE=CROSS_COMPILE=arm-linux-gnueabi-' >> $GITHUB_ENV
echo 'IMAGE_PATH=arch/arm/boot/zImage' >> $GITHUB_ENV
echo 'QEMU_ARCH=arm' >> $GITHUB_ENV
echo 'QEMU_MACHINE=virt' >> $GITHUB_ENV
echo 'QEMU_CPU=cortex-a7' >> $GITHUB_ENV
- if: matrix.arch == 'riscv64'
run: |
echo 'MAKE_ARCH=ARCH=riscv' >> $GITHUB_ENV
echo 'MAKE_CROSS_COMPILE=CROSS_COMPILE=riscv64-linux-gnu-' >> $GITHUB_ENV
echo 'IMAGE_PATH=arch/riscv/boot/Image' >> $GITHUB_ENV
echo 'QEMU_ARCH=riscv64' >> $GITHUB_ENV
echo 'QEMU_MACHINE=virt' >> $GITHUB_ENV
echo 'QEMU_CPU=rv64' >> $GITHUB_ENV
echo 'QEMU_ARGS=-bios /usr/lib/riscv64-linux-gnu/opensbi/generic/fw_jump.elf' >> $GITHUB_ENV
- if: matrix.toolchain == 'clang'
run: echo 'MAKE_TOOLCHAIN=CC=clang' >> $GITHUB_ENV
- if: matrix.toolchain == 'llvm'
run: echo 'MAKE_TOOLCHAIN=LLVM=1' >> $GITHUB_ENV
# if arch is supported and ThinLTO is enabled, enable LLVM's integrated assembler
- if: matrix.arch == 'arm64' && matrix.toolchain == 'llvm' && matrix.lto == 'thin'
run: echo 'MAKE_LLVM_IAS=LLVM_IAS=1' >> $GITHUB_ENV
- if: matrix.arch == 'x86_64' && matrix.toolchain == 'llvm' && matrix.lto == 'thin'
run: echo 'MAKE_LLVM_IAS=LLVM_IAS=1' >> $GITHUB_ENV
- if: matrix.output == 'build'
run: |
echo 'MAKE_OUTPUT=O=build' >> $GITHUB_ENV
echo 'BUILD_DIR=build/' >> $GITHUB_ENV
# Setup: Rust
#
# `rustc` via `rustup` needs to find the `settings.xml` file,
# but GitHub overrides `$HOME` for containers. Undo it, even
# if it makes GitHub show some Docker warnings.
# See https://github.com/actions/runner/issues/863.
#
# Note that the commands need to be in their own `run` to have
# `$HOME` visible for the second one.
- run: echo 'HOME=/root' >> $GITHUB_ENV
- run: echo "$HOME/.cargo/bin" >> $GITHUB_PATH
- if: matrix.sysroot == 'custom'
run: |
echo 'RUSTC_SYSROOT=--sysroot=$HOME/sysroot' >> $GITHUB_ENV
echo "MAKE_SYSROOT=KRUSTFLAGS=--sysroot=$HOME/sysroot" >> $GITHUB_ENV
# Setup: rustc native libs
- if: matrix.sysroot == 'custom'
run: |
mkdir $(rustc ${{ env.RUSTC_SYSROOT }} --print sysroot)
ln -s $(rustc --print sysroot)/lib $(rustc ${{ env.RUSTC_SYSROOT }} --print sysroot)/lib
# Setup: ccache
- run: |
echo '/usr/lib/ccache:$PATH' >> $GITHUB_PATH
# Setup: Check existing ccache
- run: ccache -s
# Setup: module parameters test
- run: |
cp samples/rust/rust_module_parameters.rs samples/rust/rust_module_parameters_builtin_default.rs
cp samples/rust/rust_module_parameters.rs samples/rust/rust_module_parameters_builtin_custom.rs
cp samples/rust/rust_module_parameters.rs samples/rust/rust_module_parameters_loadable_default.rs
cp samples/rust/rust_module_parameters.rs samples/rust/rust_module_parameters_loadable_custom.rs
sed -i 's:rust_module_parameters:rust_module_parameters_builtin_default:g' samples/rust/rust_module_parameters_builtin_default.rs
sed -i 's:rust_module_parameters:rust_module_parameters_builtin_custom:g' samples/rust/rust_module_parameters_builtin_custom.rs
sed -i 's:rust_module_parameters:rust_module_parameters_loadable_default:g' samples/rust/rust_module_parameters_loadable_default.rs
sed -i 's:rust_module_parameters:rust_module_parameters_loadable_custom:g' samples/rust/rust_module_parameters_loadable_custom.rs
echo 'obj-y += rust_module_parameters_builtin_default.o' >> samples/rust/Makefile
echo 'obj-y += rust_module_parameters_builtin_custom.o' >> samples/rust/Makefile
echo 'obj-m += rust_module_parameters_loadable_default.o' >> samples/rust/Makefile
echo 'obj-m += rust_module_parameters_loadable_custom.o' >> samples/rust/Makefile
# Build
- if: matrix.lto == 'none'
run: mv .github/workflows/kernel-${{ matrix.arch }}-${{ matrix.config }}.config .config
- if: matrix.lto == 'thin'
run: mv .github/workflows/kernel-${{ matrix.arch }}-${{ matrix.config }}-thinlto.config .config
- if: matrix.output == 'build'
run: |
mkdir ${{ env.BUILD_DIR }}
mv .config ${{ env.BUILD_DIR }}.config
sed -i 's:samples/rust/:${{ env.BUILD_DIR }}samples/rust/:' .github/workflows/qemu-initramfs.desc
- run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3
# Print the final config used
- run: cat ${{ env.BUILD_DIR }}.config
# Make sure `CONFIG_WERROR` was enabled
- run: grep -F 'CONFIG_WERROR=y' ${{ env.BUILD_DIR }}.config
# Prepare image
- run: |
mv $HOME/busybox-${{ matrix.arch }} busybox
${{ env.BUILD_DIR }}usr/gen_init_cpio .github/workflows/qemu-initramfs.desc > qemu-initramfs.img
# Run
- run: |
qemu-system-${{ env.QEMU_ARCH }} \
${{ env.QEMU_ARGS }} \
-kernel ${{ env.BUILD_DIR }}${{ env.IMAGE_PATH }} \
-initrd qemu-initramfs.img \
-M ${{ env.QEMU_MACHINE }} \
-cpu ${{ env.QEMU_CPU }} \
-smp 2 \
-nographic \
-vga none \
-no-reboot \
-append '${{ env.QEMU_APPEND }} \
rust_module_parameters_builtin_custom.my_bool=n \
rust_module_parameters_builtin_custom.my_i32=345543 \
rust_module_parameters_builtin_custom.my_str=🦀mod \
rust_module_parameters_builtin_custom.my_usize=84 \
rust_module_parameters_builtin_custom.my_array=1,2,3 \
' \
| sed 's:\r$::' \
| tee qemu-stdout.log
# The kernel should not be generating any warnings
- run: |
! grep -v 'at mm/debug_vm_pgtable.c:' qemu-stdout.log | grep '] WARNING:'
# Check
- run: |
grep '] ok 1 rust_kernel_doctests$' qemu-stdout.log
- run: |
grep '] rust_minimal: Rust minimal sample (init)$' qemu-stdout.log
grep '] rust_minimal: Am I built-in? false$' qemu-stdout.log
grep '] rust_minimal: My numbers are \[72, 108, 200]$' qemu-stdout.log
grep '] rust_minimal: Rust minimal sample (exit)$' qemu-stdout.log
- run: |
grep '] rust_print: Rust printing macros sample (init)$' qemu-stdout.log
grep '] rust_print: Emergency message (level 0) without args$' qemu-stdout.log
grep '] rust_print: Alert message (level 1) without args$' qemu-stdout.log
grep '] rust_print: Critical message (level 2) without args$' qemu-stdout.log
grep '] rust_print: Error message (level 3) without args$' qemu-stdout.log
grep '] rust_print: Warning message (level 4) without args$' qemu-stdout.log
grep '] rust_print: Notice message (level 5) without args$' qemu-stdout.log
grep '] rust_print: Info message (level 6) without args$' qemu-stdout.log
grep '] rust_print: A line that is continued without args$' qemu-stdout.log
grep '] rust_print: Emergency message (level 0) with args$' qemu-stdout.log
grep '] rust_print: Alert message (level 1) with args$' qemu-stdout.log
grep '] rust_print: Critical message (level 2) with args$' qemu-stdout.log
grep '] rust_print: Error message (level 3) with args$' qemu-stdout.log
grep '] rust_print: Warning message (level 4) with args$' qemu-stdout.log
grep '] rust_print: Notice message (level 5) with args$' qemu-stdout.log
grep '] rust_print: Info message (level 6) with args$' qemu-stdout.log
grep '] rust_print: A line that is continued with args$' qemu-stdout.log
grep '] rust_print: Rust printing macros sample (exit)$' qemu-stdout.log
- run: |
grep '] rust_module_parameters_builtin_default: Rust module parameters sample (init)' qemu-stdout.log
grep '] rust_module_parameters_builtin_default: my_bool: true$' qemu-stdout.log
grep '] rust_module_parameters_builtin_default: my_i32: 42$' qemu-stdout.log
grep '] rust_module_parameters_builtin_default: my_str: default str val$' qemu-stdout.log
grep '] rust_module_parameters_builtin_default: my_usize: 42$' qemu-stdout.log
grep '] rust_module_parameters_builtin_default: my_array: \[0, 1]$' qemu-stdout.log
grep '] rust_module_parameters_builtin_custom: Rust module parameters sample (init)$' qemu-stdout.log
grep '] rust_module_parameters_builtin_custom: my_bool: false$' qemu-stdout.log
grep '] rust_module_parameters_builtin_custom: my_i32: 345543$' qemu-stdout.log
grep '] rust_module_parameters_builtin_custom: my_str: 🦀mod$' qemu-stdout.log
grep '] rust_module_parameters_builtin_custom: my_usize: 84$' qemu-stdout.log
grep '] rust_module_parameters_builtin_custom: my_array: \[1, 2, 3]$' qemu-stdout.log
grep '] rust_module_parameters_loadable_default: Rust module parameters sample (init)$' qemu-stdout.log
grep '] rust_module_parameters_loadable_default: my_bool: true$' qemu-stdout.log
grep '] rust_module_parameters_loadable_default: my_i32: 42$' qemu-stdout.log
grep '] rust_module_parameters_loadable_default: my_str: default str val$' qemu-stdout.log
grep '] rust_module_parameters_loadable_default: my_usize: 42$' qemu-stdout.log
grep '] rust_module_parameters_loadable_default: my_array: \[0, 1]$' qemu-stdout.log
grep '] rust_module_parameters_loadable_default: Rust module parameters sample (exit)$' qemu-stdout.log
grep '] rust_module_parameters_loadable_custom: Rust module parameters sample (init)$' qemu-stdout.log
grep '] rust_module_parameters_loadable_custom: my_bool: false$' qemu-stdout.log
grep '] rust_module_parameters_loadable_custom: my_i32: 345543$' qemu-stdout.log
grep '] rust_module_parameters_loadable_custom: my_str: 🦀mod$' qemu-stdout.log
grep '] rust_module_parameters_loadable_custom: my_usize: 84$' qemu-stdout.log
grep '] rust_module_parameters_loadable_custom: my_array: \[1, 2, 3]$' qemu-stdout.log
grep '] rust_module_parameters_loadable_custom: Rust module parameters sample (exit)$' qemu-stdout.log
grep '] rust_module_parameters: Rust module parameters sample (init)$' qemu-stdout.log
grep '] rust_module_parameters: my_bool: true$' qemu-stdout.log
grep '] rust_module_parameters: my_i32: 42$' qemu-stdout.log
grep '] rust_module_parameters: my_str: default str val$' qemu-stdout.log
grep '] rust_module_parameters: my_usize: 42$' qemu-stdout.log
grep '] rust_module_parameters: my_array: \[0, 1]$' qemu-stdout.log
grep '] rust_module_parameters: Rust module parameters sample (exit)$' qemu-stdout.log
- run: |
grep '] rust_sync: Rust synchronisation primitives sample (init)$' qemu-stdout.log
grep '] rust_sync: Value: 10$' qemu-stdout.log
grep '] rust_sync: Rust synchronisation primitives sample (exit)$' qemu-stdout.log
- run: |
grep '] rust_chrdev: Rust character device sample (init)$' qemu-stdout.log
grep '] rust_chrdev: Rust character device sample (exit)$' qemu-stdout.log
- run: |
grep '] rust_miscdev: Rust miscellaneous device sample (init)$' qemu-stdout.log
grep '] rust_miscdev: Rust miscellaneous device sample (exit)$' qemu-stdout.log
- run: |
grep '] rust_stack_probing: Rust stack probing sample (init)$' qemu-stdout.log
grep '] rust_stack_probing: Large array has length: 514$' qemu-stdout.log
grep '] rust_stack_probing: Rust stack probing sample (exit)$' qemu-stdout.log
- run: |
grep '] rust_semaphore: Rust semaphore sample (init)$' qemu-stdout.log
grep '] rust_semaphore: Rust semaphore sample (exit)$' qemu-stdout.log
- run: |
grep '] rust_semaphore_c: Rust semaphore sample (in C, for comparison) (init)$' qemu-stdout.log
grep '] rust_semaphore_c: Rust semaphore sample (in C, for comparison) (exit)$' qemu-stdout.log
- run: |
grep '] rust_selftests: Rust self tests (init)$' qemu-stdout.log
grep '] rust_selftests: All tests passed. Congratulations!$' qemu-stdout.log
grep '] rust_selftests: Rust self tests (exit)$' qemu-stdout.log
# Report
- run: |
cat ${{ env.BUILD_DIR }}.config
ls -l \
${{ env.BUILD_DIR }}samples/rust/*.o \
${{ env.BUILD_DIR }}samples/rust/*.ko \
${{ env.BUILD_DIR }}rust/*.o \
${{ env.BUILD_DIR }}vmlinux \
${{ env.BUILD_DIR }}${{ env.IMAGE_PATH }}
.github/workflows/size.sh \
${{ env.BUILD_DIR }}samples/rust/*.o \
${{ env.BUILD_DIR }}samples/rust/*.ko \
${{ env.BUILD_DIR }}rust/*.o \
${{ env.BUILD_DIR }}vmlinux
# Clippy
- run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 CLIPPY=1
# Docs
- run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 rustdoc
# Tests
- run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 rusttest
# Formatting
- run: make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 rustfmtcheck
# Single targets
- run: |
rm ${{ env.BUILD_DIR }}samples/rust/rust_minimal.o
make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 samples/rust/rust_minimal.o
make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 samples/rust/rust_minimal.rsi
make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 samples/rust/rust_minimal.s
make ${{ env.MAKE_ARCH }} ${{ env.MAKE_CROSS_COMPILE }} ${{ env.MAKE_LLVM_IAS }} ${{ env.MAKE_TOOLCHAIN }} ${{ env.MAKE_OUTPUT }} ${{ env.MAKE_SYSROOT }} -j3 samples/rust/rust_minimal.ll
file ${{ env.BUILD_DIR }}samples/rust/rust_minimal.o | grep -F 'ELF'
grep -F '#![feature(prelude_import)]' ${{ env.BUILD_DIR }}samples/rust/rust_minimal.rsi
grep -F '.text' ${{ env.BUILD_DIR }}samples/rust/rust_minimal.s
grep -F '; ModuleID' ${{ env.BUILD_DIR }}samples/rust/rust_minimal.ll
# Rust host programs
- run: ${{ env.BUILD_DIR }}samples/rust/hostprogs/single | grep -F 'The number is 42.'
# View changes to ccache
- run: ccache -s