run_qemu.sh: delay get_ovmf_binaries() until actual use #55
Workflow file for this run
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| # Tools that can save round-trips to github and a lot of time: | |
| # | |
| # yamllint -f parsable pull_request.yml | |
| # pip3 install ruamel.yaml.cmd | |
| # yaml merge-expand pull_request.yml exp.yml && | |
| # diff -w -u pull_request.yml exp.yml | |
| # | |
| # github.com also has a powerful web editor that can be used without | |
| # committing. | |
| name: main test | |
| # 'workflow_dispatch' allows running this workflow manually from the | |
| # 'Actions' tab | |
| # yamllint disable-line rule:truthy | |
| on: [pull_request, workflow_dispatch] | |
| jobs: | |
| build: | |
| runs-on: ${{ matrix.cfg.os }} | |
| strategy: | |
| fail-fast: false | |
| # matrix is very flexible and not always "obvious" | |
| # https://docs.github.com/en/actions/writing-workflows/choosing-what-your-workflow-does/running-variations-of-jobs-in-a-workflo | |
| matrix: | |
| # Keep it simple and just build "ourselves" | |
| cfg: | |
| - os: ubuntu-22.04 | |
| img_distro: ubuntu | |
| img_rel: jammy | |
| - os: ubuntu-24.04 | |
| img_distro: ubuntu | |
| img_rel: noble | |
| arch: [x86_64] | |
| run_opts: [--cxl --ndctl-build] | |
| steps: | |
| - uses: actions/checkout@v4 | |
| with: | |
| path: run_qemu | |
| - name: apt get requirements | |
| run: | | |
| # update is required first, see | |
| # https://github.com/actions/runner-images/issues/2924 | |
| sudo apt-get update | |
| # Kernel deps | |
| sudo apt install -y build-essential flex bison libelf-dev libssl-dev ccache | |
| # run_qemu deps | |
| sudo apt install -y mkosi # this one pulls A LOT | |
| sudo apt install -y dracut-core qemu-utils ovmf mtools | |
| - name: mkosi v20 fixes | |
| if: matrix.cfg.os == 'ubuntu-24.04' | |
| run: | | |
| cd /usr/lib/python3/dist-packages | |
| sudo git apply "${{ github.workspace }}"/run_qemu/Patches/ubuntu/24.04/mkosi/*.patch | |
| - name: apt get Ubuntu 24 requirements | |
| if: matrix.cfg.os == 'ubuntu-24.04' | |
| run: | | |
| # systemd was monolithic in Ubunutu 22 | |
| sudo apt install -y systemd-ukify systemd-boot | |
| # argbash. TODO: mixing generated code and sources in the same git | |
| # repo is generally a bad idea but this particular one changes | |
| # rarely, so it should probably deserve an exception avoiding | |
| # everyone this step. | |
| - name: argbash | |
| run: | | |
| AB_VER=2.10.0 | |
| wget https://github.com/matejak/argbash/archive/refs/tags/${AB_VER}.tar.gz | |
| tar xf ${AB_VER}.tar.gz | |
| sudo apt install -y autoconf | |
| sudo make -C argbash-${AB_VER}/resources install PREFIX=/usr/local/ | |
| - name: download ndctl | |
| uses: actions/checkout@v4 | |
| with: | |
| repository: pmem/ndctl | |
| ref: v80 | |
| path: ndctl | |
| - name: download kernel | |
| id: kernel_checkout | |
| uses: actions/checkout@v4 | |
| with: | |
| repository: torvalds/linux | |
| ref: v6.12 | |
| path: kernel | |
| - name: set week number for ccache | |
| id: weeks | |
| run: | | |
| printf 'now=%s\n' "$(date +%Y-w%U)" >> "$GITHUB_OUTPUT" | |
| printf 'previous=%s\n' "$(date +%Y-w%U -d '7 days ago')" >> "$GITHUB_OUTPUT" | |
| # Warning: there are relatively complex rules that restrict caching | |
| # across branches and pull requests. These will cause apparent | |
| # "duplicates" to appear in the "Caches" section in | |
| # Actions->Management. Caching will always work inside a pull request. | |
| # A daily run would probably be enough to "seed" all pull requests. | |
| - name: Fetch ccache | |
| uses: actions/cache@v4 | |
| with: | |
| # 'CCACHE_DIR' in https://manpages.ubuntu.com/manpages/noble/man1/ccache.1.html | |
| # Max GitHub storage for this is 10G. Dunno what happens if a | |
| # _single_ cache entry/key is bigger than 10G? ccache max_size is | |
| # 5G, so we're good. Typical kernel compilation seems to use ~1G? | |
| path: ~/.cache/ccache/ | |
| # The kernel takes MUCH longer than ndctl or anything else, so | |
| # index the cache only based on the kernel version to keep | |
| # things simple. But: invalidate and refresh .ccache weekly | |
| # to regularly adjust to any .config, toolchain, ndctl, .dpkg | |
| # upgrade or any other escaping change. | |
| key: ${{ matrix.cfg.os }}_${{ matrix.arch }}_${{ steps.kernel_checkout.outputs.ref }}_${{ steps.weeks.outputs.now }} | |
| # Don't start new week from scratch | |
| restore-keys: | | |
| ${{ matrix.cfg.os }}_${{ matrix.arch }}_${{ steps.kernel_checkout.outputs.ref }}_${{ steps.weeks.outputs.previous }} | |
| ${{ matrix.cfg.os }}_${{ matrix.arch }}_${{ steps.kernel_checkout.outputs.ref }} | |
| ${{ matrix.cfg.os }}_${{ matrix.arch }} | |
| - name: defconfig | |
| run: cd kernel && | |
| make defconfig ARCH=${{ matrix.arch }} | |
| - name: disable AppArmor | |
| run: | | |
| # Bubblewrap needs this for RTM_NEWADDR. This may not be required in | |
| # this GitHub runner/container but it's still useful as "documentation" | |
| # https://ubuntu.com/blog/ubuntu-23-10-restricted-unprivileged-user-namespaces | |
| if test -e /proc/sys/kernel/apparmor_restrict_unprivileged_unconfined; then | |
| sudo sysctl -w kernel.apparmor_restrict_unprivileged_unconfined=0 | |
| sudo sysctl -w kernel.apparmor_restrict_unprivileged_userns=0 | |
| fi | |
| - name: build | |
| run: | | |
| set -x | |
| mkosi --version | |
| ccache --show-stats | |
| cd kernel | |
| PATH=/usr/lib/ccache:"$PATH" \ | |
| distro=${{ matrix.cfg.img_distro }} rev=${{ matrix.cfg.img_rel }} \ | |
| ndctl='${{ github.workspace }}'/ndctl \ | |
| ../run_qemu/run_qemu.sh -v --no-run ${{ matrix.run_opts }} | |
| - name: ccache stats post build | |
| run: | | |
| # Pre-build stats printed at the start of the build step | |
| set -x | |
| ccache --show-stats | |
| ccache --show-config | grep dir | |
| # TODO: drop --no-run thanks to "nested KVM" or something? |