ci-x86.yml

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# Github Actions workflow for x86 Continuous Integration testing.

name: ci-x86
on:
  # Run on pushes to master and on pull request changes, including from a
  # forked repo with no "push" trigger, while avoiding duplicate triggers.
  push:
    branches:
      - master
  pull_request:
    types: [opened, reopened, synchronize]
  merge_group:

  # Manual trigger using the Actions page. May remove when integration complete.
  workflow_dispatch:

defaults:
  run:
    shell: bash
  # We'd like to add common initial steps for all jobs, but that's not supported.
  # Composite Run Steps can help, but we don't have that many common steps -- just
  # checkout and fetch for now.
  # https://docs.github.com/en/free-pro-team@latest/actions/creating-actions/about-actions#composite-run-steps-actions
  # https://github.community/t/reusing-sharing-inheriting-steps-between-jobs-declarations

jobs:
  # 32-bit Linux build with gcc and run tests:
  x86-32:
    runs-on: ubuntu-20.04

    # When checking out the repository that triggered a workflow, actions/checkout@v2
    # defaults to the reference or SHA for that event. See documentation for ref at
    # https://github.com/actions/checkout
    steps:
    - uses: actions/checkout@v2
      with:
        submodules: true

    # Cancel any prior runs for a PR (but do not cancel master branch runs).
    - uses: n1hility/cancel-previous-runs@v2
      with:
        token: ${{ secrets.GITHUB_TOKEN }}
      if: ${{ github.event_name == 'pull_request' }}

    # We also need origin/master for pre-commit source file checks in runsuite.cmake.
    # But fetching multiple branches isn't supported yet: actions/checkout#214
    # Pending PR that adds this support actions/checkout#155
    # TODO i#4549: When necessary support is available, remove/replace the
    # workaround here and from every job in other Github Actions CI workflows.
    - run: git fetch --no-tags --depth=1 origin master

    # Install multilib for non-cross-compiling Linux build.
    # GA CI uses packages.microsoft.com which is missing i386 packages, and
    # attempts at using apt with us.archive-ubuntu.com hit dep issues:
    # so we manually install the i386 packages we need.
    - name: Create Build Environment
      run: |
        sudo apt update
        sudo apt-get -y install doxygen vera++ zlib1g-dev libsnappy-dev \
          liblz4-dev g++-multilib libunwind-dev
        sudo add-apt-repository 'deb [arch=i386] http://us.archive.ubuntu.com/ubuntu focal main'
        apt download libunwind8:i386 libunwind-dev:i386 liblzma5:i386
        mkdir ../extract
        for i in *.deb; do dpkg-deb -x $i ../extract; done
        sudo rsync -av ../extract/usr/lib/i386-linux-gnu/ /usr/lib/i386-linux-gnu/
        sudo rsync -av ../extract/lib/i386-linux-gnu/ /usr/lib/i386-linux-gnu/
        sudo rsync -av ../extract/usr/include/i386-linux-gnu/ /usr/include/
        echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope

    # Use a newer cmake to avoid 32-bit toolchain problems (i#4830).
    - name: Setup newer cmake
      uses: jwlawson/actions-setup-cmake@v1.8
      with:
        cmake-version: '3.19.7'

    - name: Run Suite
      working-directory: ${{ github.workspace }}
      run: ./suite/runsuite_wrapper.pl automated_ci 32_only
      env:
        DYNAMORIO_CROSS_AARCHXX_LINUX_ONLY: no
        CI_TRIGGER: ${{ github.event_name }}
        CI_BRANCH: ${{ github.ref }}

    - name: Setup tmate session
      if: ${{ failure() }}
      uses: mxschmitt/action-tmate@v3