servo/.github/workflows/windows.yml

name: Windows

on:
  workflow_call:
    inputs:
      profile:
        required: false
        default: "release"
        type: string
      unit-tests:
        required: false
        default: false
        type: boolean
      upload:
        required: false
        default: false
        type: boolean
      github-release-id:
        required: false
        type: string
  workflow_dispatch:
    inputs:
      profile:
        required: false
        default: "release"
        options: ["release", "debug", "production"]
        type: choice
      unit-tests:
        required: false
        default: false
        type: boolean
      upload:
        required: false
        default: false
        type: boolean

env:
  RUST_BACKTRACE: 1
  SHELL: /bin/bash
  CCACHE: "ccache"
  CARGO_TARGET_DIR: C:\\a\\servo\\servo\\target
  # clang_sys will search msys path before Program Files\LLVM
  # so we need to override this behaviour until we update clang-sys
  # https://github.com/KyleMayes/clang-sys/issues/150
  LIBCLANG_PATH: C:\Program Files\LLVM\bin
  RUSTUP_WINDOWS_PATH_ADD_BIN: 1

jobs:
  # Runs the underlying job (“workload”) on a self-hosted runner if available,
  # with the help of a `runner-select` job and a `runner-timeout` job.
  runner-select:
    uses: ./.github/workflows/self-hosted-runner-select.yml
    secrets: inherit
    with:
      github-hosted-runner-label: windows-2022
      self-hosted-image-name: servo-windows10
  runner-timeout:
    needs:
      - runner-select
    uses: ./.github/workflows/self-hosted-runner-timeout.yml
    secrets: inherit
    with:
      selected-runner-label: ${{ needs.runner-select.outputs.selected-runner-label }}
      is-self-hosted: ${{ fromJSON(needs.runner-select.outputs.is-self-hosted) }}

  build:
    needs:
      - runner-select
    name: Windows Build [${{ needs.runner-select.outputs.unique-id }}]
    runs-on: ${{ needs.runner-select.outputs.selected-runner-label }}
    steps:
      - if: ${{ ! fromJSON(needs.runner-select.outputs.is-self-hosted) && github.event_name != 'pull_request_target' }}
        uses: actions/checkout@v4
      - if: ${{ ! fromJSON(needs.runner-select.outputs.is-self-hosted) && github.event_name == 'pull_request_target' }}
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          fetch-depth: 1

      # Faster checkout for self-hosted runner that uses prebaked repo.
      - if: ${{ fromJSON(needs.runner-select.outputs.is-self-hosted) && github.event_name != 'pull_request_target' }}
        run: git fetch --depth=1 origin $env:GITHUB_SHA
      - if: ${{ fromJSON(needs.runner-select.outputs.is-self-hosted) && github.event_name == 'pull_request_target' }}
        run: git fetch --depth=1 origin ${{ github.event.pull_request.head.sha }}
      - if: ${{ fromJSON(needs.runner-select.outputs.is-self-hosted) }}
        # Same as `git switch --detach FETCH_HEAD`, but fixes up dirty working
        # trees, in case the runner image was baked with a dirty working tree.
        run: |
          git switch --detach
          git reset --hard FETCH_HEAD

      - name: ccache
        # FIXME: “Error: Restoring cache failed: Error: Unable to locate executable file: sh.”
        if: ${{ ! fromJSON(needs.runner-select.outputs.is-self-hosted) }}
        uses: hendrikmuhs/ccache-action@v1.2

      # Install missing tools in a GitHub-hosted runner.
      # Workaround for https://github.com/actions/runner-images/issues/10001:
      - name: Upgrade llvm
        if: ${{ ! fromJSON(needs.runner-select.outputs.is-self-hosted) }}
        run: choco upgrade llvm
      - name: Install wixtoolset
        if: ${{ ! fromJSON(needs.runner-select.outputs.is-self-hosted) }}
        run: |
          choco install wixtoolset
          echo "C:\\Program Files (x86)\\WiX Toolset v3.11\\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
      - uses: actions/setup-python@v5
        if: ${{ ! fromJSON(needs.runner-select.outputs.is-self-hosted) }}
        with:
          python-version: "3.10"
      - name: Bootstrap
        if: ${{ ! fromJSON(needs.runner-select.outputs.is-self-hosted) }}
        run: |
          python -m pip install --upgrade pip
          python mach fetch
          python mach bootstrap-gstreamer
      # For some reason WiX isn't currently on the GitHub runner path. This is a
      # temporary workaround until that is fixed.
      - name: Add WiX to Path
        if: ${{ ! fromJSON(needs.runner-select.outputs.is-self-hosted) }}
        run: |
          "$env:WIX\bin" >> $env:GITHUB_PATH

      # Always install crown, even on self-hosted runners, because it is tightly
      # coupled to the rustc version, and we may have the wrong version if the
      # commit we are building uses a different rustc version.
      - name: Install crown
        run: cargo install --path support/crown --force

      - name: Debug logging for incremental builds
        if: ${{ fromJSON(needs.runner-select.outputs.is-self-hosted) }}
        run: |
          cat C:\init\incremental_build_debug.txt
          echo "`$env:LIBCLANG_PATH now = $env:LIBCLANG_PATH"
          echo "`$env:PATH now = $env:PATH"

      - name: Build (${{ inputs.profile }})
        run: |
          python mach build --use-crown --locked --${{ inputs.profile }}
          cp C:\a\servo\servo\target\cargo-timings C:\a\servo\servo\target\cargo-timings-windows -Recurse
      - name: Copy resources
        if: ${{ ! fromJSON(needs.runner-select.outputs.is-self-hosted) }}
        # GitHub-hosted runners check out the repo on D: drive.
        run: cp D:\a\servo\servo\resources C:\a\servo\servo -Recurse
      - name: Smoketest
        run: python mach smoketest --${{ inputs.profile }}
      - name: Unit tests
        if: ${{ inputs.unit-tests }}
        uses: nick-fields/retry@v3
        with:
          timeout_minutes: 30
          max_attempts: 3 # https://github.com/servo/servo/issues/30683
          command: python mach test-unit --${{ inputs.profile }} -- -- --test-threads=1
      - name: Archive build timing
        uses: actions/upload-artifact@v4
        with:
          name: cargo-timings-windows
          # Using a wildcard here ensures that the archive includes the path.
          path: C:\\a\\servo\\servo\\target\\cargo-timings-*
      - name: Build mach package
        run: python mach package --${{ inputs.profile }}
      - name: Upload artifact for mach package
        uses: actions/upload-artifact@v4
        with:
          name: win
          # These files are available
          # MSI Installer: C:\a\servo\servo\target\${{ inputs.profile }}\msi\Installer.msi
          # Bundle: C:\a\servo\servo\target\${{ inputs.profile }}\msi\Servo.exe
          # Zip: C:\a\servo\servo\target\${{ inputs.profile }}\msi\Servo.zip
          path: C:\\a\\servo\\servo\\target\\${{ inputs.profile }}\\msi\\Servo.exe
      - name: Upload nightly
        if: ${{ inputs.upload }}
        run: |
          python mach upload-nightly windows-msvc --secret-from-environment `
            --github-release-id ${{ inputs.github-release-id }}
        env:
          S3_UPLOAD_CREDENTIALS: ${{ secrets.S3_UPLOAD_CREDENTIALS }}
          NIGHTLY_REPO_TOKEN: ${{ secrets.NIGHTLY_REPO_TOKEN }}
          NIGHTLY_REPO: ${{ github.repository_owner }}/servo-nightly-builds