build-and-test #2151
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| name: build-and-test | |
| on: | |
| # only runs on main, hourly cache update used by all branches | |
| schedule: | |
| - cron: "0 * * * *" | |
| push: | |
| pull_request: | |
| merge_group: | |
| jobs: | |
| lint: | |
| runs-on: ubuntu-24.04 | |
| steps: | |
| # prevent cache permission errors | |
| - run: sudo chown root /usr/bin/tar && sudo chmod u+s /usr/bin/tar | |
| - name: Install deps | |
| run: | | |
| curl https://sh.rustup.rs -sSf | RUSTUP_INIT_SKIP_PATH_CHECK=yes sh -s -- -y | |
| rustup show # installs the toolchain from rust-toolchain.toml | |
| export PATH="~/.cargo/bin:$PATH" | |
| - uses: actions/checkout@v4 | |
| # Lint code | |
| - run: cargo fmt | |
| - run: git diff --exit-code | |
| build-kernel: | |
| runs-on: ubuntu-24.04 | |
| steps: | |
| # prevent cache permission errors | |
| - run: sudo chown root /usr/bin/tar && sudo chmod u+s /usr/bin/tar | |
| # redundancy to exit fast | |
| - run: echo 'debconf debconf/frontend select Noninteractive' | sudo debconf-set-selections | |
| - run: sudo apt-get update | |
| - run: sudo apt-get install -y git --no-install-recommends | |
| # get latest head commit of sched_ext for-next | |
| - run: echo "SCHED_EXT_KERNEL_COMMIT=$(git ls-remote https://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext.git heads/for-next | awk '{print $1}')" >> $GITHUB_ENV | |
| - uses: actions/checkout@v4 | |
| # use cached kernel if available, create after job if not | |
| - name: Cache Kernel | |
| id: cache-kernel | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| linux/arch/x86/boot/bzImage | |
| linux/usr/include | |
| linux/**/*.h | |
| key: kernel-build-${{ env.SCHED_EXT_KERNEL_COMMIT }}-5 | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| uses: ./.github/actions/install-deps-action | |
| # cache virtiofsd (goes away w/ 24.04) | |
| - name: Cache virtiofsd | |
| id: cache-virtiofsd | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| /usr/lib/virtiofsd | |
| key: virtiofsd-binary | |
| - if: ${{ steps.cache-virtiofsd.outputs.cache-hit != 'true' && steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| run: cargo install virtiofsd && sudo cp -a ~/.cargo/bin/virtiofsd /usr/lib/ | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| name: Clone Kernel | |
| # Get the latest sched-ext enabled kernel directly from the korg | |
| # for-next branch | |
| uses: cytopia/[email protected] | |
| with: | |
| retries: 10 | |
| pause: 18 | |
| command: git clone --single-branch -b for-next --depth 1 https://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext.git linux | |
| # guard rail because we are caching | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| run: cd linux && git checkout ${{ env.SCHED_EXT_KERNEL_COMMIT }} | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| # Print the latest commit of the checked out sched-ext kernel | |
| run: cd linux && git log -1 --pretty=format:"%h %ad %s" --date=short | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| # Build a minimal kernel (with sched-ext enabled) using virtme-ng | |
| run: cd linux && vng -v --build --config ../.github/workflows/sched-ext.config | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| # Generate kernel headers | |
| run: cd linux && make headers | |
| integration-test: | |
| runs-on: ubuntu-24.04 | |
| needs: build-kernel | |
| strategy: | |
| matrix: | |
| scheduler: [ scx_bpfland, scx_lavd, scx_layered, scx_rlfifo, scx_rustland, scx_rusty ] | |
| fail-fast: false | |
| steps: | |
| # prevent cache permission errors | |
| - run: sudo chown root /usr/bin/tar && sudo chmod u+s /usr/bin/tar | |
| - uses: actions/checkout@v4 | |
| - uses: Swatinem/rust-cache@v2 | |
| with: | |
| key: ${{ matrix.scheduler }} | |
| prefix-key: "4" | |
| - uses: ./.github/actions/install-deps-action | |
| # cache virtiofsd (goes away w/ 24.04) | |
| - name: Cache virtiofsd | |
| id: cache-virtiofsd | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| /usr/lib/virtiofsd | |
| key: virtiofsd-binary | |
| - if: ${{ steps.cache-virtiofsd.outputs.cache-hit != 'true' }} | |
| run: cargo install virtiofsd && sudo cp -a ~/.cargo/bin/virtiofsd /usr/lib/ | |
| # get latest head commit of sched_ext for-next | |
| - run: echo "SCHED_EXT_KERNEL_COMMIT=$(git ls-remote https://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext.git heads/for-next | awk '{print $1}')" >> $GITHUB_ENV | |
| # use cached kernel if available, create after job if not | |
| - name: Cache Kernel | |
| id: cache-kernel | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| linux/arch/x86/boot/bzImage | |
| linux/usr/include | |
| linux/**/*.h | |
| key: kernel-build-${{ env.SCHED_EXT_KERNEL_COMMIT }}-5 | |
| # need to re-run job when kernel head changes between build and test running. | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| name: exit if cache stale | |
| run: exit -1 | |
| # veristat | |
| - run: wget https://github.com/libbpf/veristat/releases/download/v0.3.2/veristat-v0.3.2-amd64.tar.gz | |
| - run: tar -xvf veristat-v0.3.2-amd64.tar.gz && sudo cp veristat /usr/bin/ | |
| - run: sudo chmod +x /usr/bin/veristat && sudo chmod 755 /usr/bin/veristat | |
| # The actual build: | |
| - run: meson setup build -Dkernel=../linux/arch/x86/boot/bzImage -Dkernel_headers=../linux -Denable_stress=true -Dvng_rw_mount=true | |
| - run: meson compile -C build ${{ matrix.scheduler }} | |
| # Print CPU model before running the tests (this can be useful for | |
| # debugging purposes) | |
| - run: grep 'model name' /proc/cpuinfo | head -1 | |
| # Test schedulers | |
| - run: meson compile -C build test_sched_${{ matrix.scheduler }} | |
| # this is where errors we want logs on start occurring, so always generate debug info and save logs | |
| if: always() | |
| # Stress schedulers | |
| - uses: cytopia/[email protected] | |
| name: stress test | |
| if: always() | |
| with: | |
| retries: 3 | |
| command: meson compile -C build stress_tests_${{ matrix.scheduler }} | |
| - run: meson compile -C build veristat_${{ matrix.scheduler }} | |
| if: always() | |
| - run: sudo cat /var/log/dmesg > host-dmesg.ci.log | |
| if: always() | |
| - run: mkdir -p ./log_save/ | |
| if: always() | |
| # no symlink following here (to avoid cycle`s) | |
| - run: sudo find '/home/runner/' -iname '*.ci.log' -exec mv {} ./log_save/ \; | |
| if: always() | |
| - name: upload debug logs, bpftrace, veristat, dmesg, etc. | |
| if: always() | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: ${{ matrix.scheduler }}_logs_${{ github.run_id }}_${{ github.run_attempt }} | |
| path: ./log_save/*.ci.log | |
| # it's all txt files w/ 90 day retention, lets be nice. | |
| compression-level: 9 | |
| layered-matrix: | |
| runs-on: ubuntu-24.04 | |
| needs: build-kernel | |
| strategy: | |
| matrix: | |
| scheduler: [ scx_layered ] | |
| topo: ['--disable-topology=false', '--disable-topology=true'] | |
| antistall: ['', '--disable-antistall'] | |
| fail-fast: false | |
| steps: | |
| # prevent cache permission errors | |
| - run: sudo chown root /usr/bin/tar && sudo chmod u+s /usr/bin/tar | |
| - uses: actions/checkout@v4 | |
| - uses: Swatinem/rust-cache@v2 | |
| with: | |
| key: ${{ matrix.scheduler }} | |
| prefix-key: "4" | |
| - uses: ./.github/actions/install-deps-action | |
| # cache virtiofsd (goes away w/ 24.04) | |
| - name: Cache virtiofsd | |
| id: cache-virtiofsd | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| /usr/lib/virtiofsd | |
| key: virtiofsd-binary | |
| - if: ${{ steps.cache-virtiofsd.outputs.cache-hit != 'true' }} | |
| run: cargo install virtiofsd && sudo cp -a ~/.cargo/bin/virtiofsd /usr/lib/ | |
| # get latest head commit of sched_ext for-next | |
| - run: echo "SCHED_EXT_KERNEL_COMMIT=$(git ls-remote https://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext.git heads/for-next | awk '{print $1}')" >> $GITHUB_ENV | |
| # use cached kernel if available, create after job if not | |
| - name: Cache Kernel | |
| id: cache-kernel | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| linux/arch/x86/boot/bzImage | |
| linux/usr/include | |
| linux/**/*.h | |
| key: kernel-build-${{ env.SCHED_EXT_KERNEL_COMMIT }}-5 | |
| # need to re-run job when kernel head changes between build and test running. | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| name: exit if cache stale | |
| run: exit -1 | |
| # The actual build: | |
| - run: meson setup build -Dkernel=../linux/arch/x86/boot/bzImage -Dkernel_headers=../linux -Denable_stress=true -Dvng_rw_mount=true -Dextra_sched_args=" ${{ matrix.topo }} ${{ matrix.antistall }}" | |
| - run: meson compile -C build ${{ matrix.scheduler }} | |
| # Print CPU model before running the tests (this can be useful for | |
| # debugging purposes) | |
| - run: grep 'model name' /proc/cpuinfo | head -1 | |
| # Stress schedulers | |
| - uses: cytopia/[email protected] | |
| name: stress test ${{ matrix.topo }} | |
| if: always() | |
| with: | |
| retries: 3 | |
| command: meson compile -C build stress_tests_${{ matrix.scheduler }} | |
| - run: meson compile -C build veristat_${{ matrix.scheduler }} | |
| if: always() | |
| - run: sudo cat /var/log/dmesg > host-dmesg.ci.log | |
| if: always() | |
| - run: mkdir -p ./log_save/ | |
| if: always() | |
| # no symlink following here (to avoid cycle`s) | |
| - run: sudo find '/home/runner/' -iname '*.ci.log' -exec mv {} ./log_save/ \; | |
| if: always() | |
| - name: upload debug logs, bpftrace, dmesg, etc. | |
| if: always() | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: ${{ matrix.scheduler }}_${{ matrix.topo }}_${{ matrix.test_name }}_logs_${{ github.run_id }}_${{ github.run_attempt }}_${{ matrix.antistall }} | |
| path: ./log_save/*.ci.log | |
| # it's all txt files w/ 90 day retention, lets be nice. | |
| compression-level: 9 | |
| rust-test-core: | |
| runs-on: ubuntu-24.04 | |
| needs: build-kernel | |
| strategy: | |
| matrix: | |
| component: [scx_loader, scx_rustland_core, scx_stats, scx_utils] | |
| steps: | |
| # prevent cache permission errors | |
| - run: sudo chown root /usr/bin/tar && sudo chmod u+s /usr/bin/tar | |
| - uses: actions/checkout@v4 | |
| - uses: ./.github/actions/install-deps-action | |
| # cache virtiofsd (goes away w/ 24.04) | |
| - name: Cache virtiofsd | |
| id: cache-virtiofsd | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| /usr/lib/virtiofsd | |
| key: virtiofsd-binary | |
| - if: ${{ steps.cache-virtiofsd.outputs.cache-hit != 'true' }} | |
| run: cargo install virtiofsd && sudo cp -a ~/.cargo/bin/virtiofsd /usr/lib/ | |
| # get latest head commit of sched_ext for-next | |
| - run: echo "SCHED_EXT_KERNEL_COMMIT=$(git ls-remote https://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext.git heads/for-next | awk '{print $1}')" >> $GITHUB_ENV | |
| - name: Cache Kernel | |
| id: cache-kernel | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| linux/arch/x86/boot/bzImage | |
| linux/usr/include | |
| linux/**/*.h | |
| key: kernel-build-${{ env.SCHED_EXT_KERNEL_COMMIT }}-5 | |
| # need to re-run job when kernel head changes between build and test running. | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| name: exit if cache stale | |
| run: exit -1 | |
| - run: cargo build --manifest-path rust/${{ matrix.component }}/Cargo.toml | |
| - run: vng -v --rw --memory 10G --cpu 8 -r linux/arch/x86/boot/bzImage --net user -- cargo test --manifest-path rust/${{ matrix.component }}/Cargo.toml | |
| rust-test-schedulers: | |
| runs-on: ubuntu-24.04 | |
| needs: build-kernel | |
| strategy: | |
| matrix: | |
| scheduler: [ scx_bpfland, scx_lavd, scx_layered, scx_rlfifo, scx_rustland, scx_rusty ] | |
| steps: | |
| # prevent cache permission errors | |
| - run: sudo chown root /usr/bin/tar && sudo chmod u+s /usr/bin/tar | |
| - uses: actions/checkout@v4 | |
| - uses: ./.github/actions/install-deps-action | |
| # cache virtiofsd (goes away w/ 24.04) | |
| - name: Cache virtiofsd | |
| id: cache-virtiofsd | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| /usr/lib/virtiofsd | |
| key: virtiofsd-binary | |
| - if: ${{ steps.cache-virtiofsd.outputs.cache-hit != 'true' }} | |
| run: cargo install virtiofsd && sudo cp -a ~/.cargo/bin/virtiofsd /usr/lib/ | |
| # get latest head commit of sched_ext for-next | |
| - run: echo "SCHED_EXT_KERNEL_COMMIT=$(git ls-remote https://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext.git heads/for-next | awk '{print $1}')" >> $GITHUB_ENV | |
| # Cache Kernel alone for rust tests | |
| - name: Cache Kernel | |
| id: cache-kernel | |
| uses: actions/cache@v4 | |
| with: | |
| path: | | |
| linux/arch/x86/boot/bzImage | |
| linux/usr/include | |
| linux/**/*.h | |
| key: kernel-build-${{ env.SCHED_EXT_KERNEL_COMMIT }}-5 | |
| # need to re-run job when kernel head changes between build and test running. | |
| - if: ${{ steps.cache-kernel.outputs.cache-hit != 'true' }} | |
| name: exit if cache stale | |
| run: exit -1 | |
| - run: cargo build --manifest-path scheds/rust/${{ matrix.scheduler }}/Cargo.toml | |
| - run: vng -v --rw --memory 10G --cpu 8 -r linux/arch/x86/boot/bzImage --net user -- cargo test --manifest-path scheds/rust/${{ matrix.scheduler }}/Cargo.toml | |
| pages: | |
| runs-on: ubuntu-24.04 | |
| if: github.ref == 'refs/heads/main' | |
| permissions: | |
| contents: write # To push a branch | |
| pages: write # To push to a GitHub Pages site | |
| id-token: write # To update the deployment status | |
| steps: | |
| # prevent cache permission errors | |
| - run: sudo chown root /usr/bin/tar && sudo chmod u+s /usr/bin/tar | |
| - uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 | |
| - uses: ./.github/actions/install-deps-action | |
| - name: Build Book and Linux Docs | |
| run: | | |
| cd / && rustup component add rustfmt && cd $OLDPWD | |
| RUSTDOCFLAGS="--enable-index-page -Zunstable-options" cargo +nightly doc --workspace --no-deps --bins --lib --examples --document-private-items | |
| sudo apt install build-essential graphviz sphinx-doc python3-sphinx-rtd-theme texlive-latex-recommended python3-yaml -y | |
| cargo install htmlq | |
| git clone --single-branch -b for-next --depth 1 https://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext.git linux | |
| cd linux | |
| make DOCS_THEME=sphinx_rtd_theme SPHINXDIRS=scheduler htmldocs | |
| make DOCS_THEME=sphinx_rtd_theme SPHINXDIRS=bpf htmldocs | |
| cd .. | |
| cp -a linux/Documentation/output/scheduler target/doc/ | |
| cp -a linux/Documentation/output/bpf target/doc/ | |
| sed -i 's%<li><a href="server/index.html">server</a></li>%<li><a href="server/index.html">server</a></li><li><a href="scheduler/sched-ext.html">Kernel Sched Ext Docs</a></li><li><a href="bpf/helpers.html">Kernel Bpf Helpers Docs</a></li>%' target/doc/index.html | |
| - name: Setup Pages | |
| uses: actions/configure-pages@v4 | |
| - name: Upload artifact | |
| uses: actions/upload-pages-artifact@v3 | |
| with: | |
| path: 'target/doc' | |
| - name: Deploy to GitHub Pages | |
| id: deployment | |
| uses: actions/deploy-pages@v4 |