name: ci

on:
  push:
    branches: [main]
    tags: ["**"]
  pull_request:
    branches: [main]
    types: [labeled, opened, synchronize, reopened]

permissions: write-all

jobs:
  build:
    name: ${{ matrix.config.variant }} ${{ matrix.config.target }}
    runs-on: ${{ matrix.config.os }}
    timeout-minutes: 180
    strategy:
      # Always run main branch builds to completion. This allows the cache to
      # stay mostly up-to-date in situations where a single job fails due to
      # e.g. a flaky test.
      # Don't fast-fail on tag build because publishing binaries shouldn't be
      # prevented if 'cargo publish' fails (which can be a false negative).
      fail-fast:
        ${{ (github.event_name == 'pull_request' || (github.ref !=
        'refs/heads/main' && !startsWith(github.ref, 'refs/tags/'))) &&
        !contains(github.event.pull_request.labels.*.name, 'no-fail-fast') }}
      matrix:
        config:
          - os: macos-13
            target: x86_64-apple-darwin
            variant: debug
            cargo: cargo

          - os: macos-13
            target: x86_64-apple-darwin
            variant: release
            cargo: cargo

          - os: macos-14
            target: aarch64-apple-darwin
            variant: asan
            cargo: cargo

          - os: macos-14
            target: aarch64-apple-darwin
            variant: debug
            cargo: cargo

          - os: macos-14
            target: aarch64-apple-darwin
            variant: release
            cargo: cargo

          - os: ${{ github.repository == 'denoland/rusty_v8' && 'ubuntu-22.04-xl' || 'ubuntu-22.04' }}
            target: x86_64-unknown-linux-gnu
            variant: debug
            cargo: cargo

          - os: ${{ github.repository == 'denoland/rusty_v8' && 'ubuntu-22.04-xl' || 'ubuntu-22.04' }}
            target: x86_64-unknown-linux-gnu
            variant: release
            cargo: cargo

          - os: ${{ github.repository == 'denoland/rusty_v8' && 'windows-2019-xxl' || 'windows-2019' }}
            target: x86_64-pc-windows-msvc
            variant: release # Note: we do not support windows debug builds.
            cargo: cargo

          - os: ${{ github.repository == 'denoland/rusty_v8' && 'ubuntu-22.04-xl' || 'ubuntu-22.04' }}
            target: aarch64-unknown-linux-gnu
            variant: debug
            cargo: cargo

          - os: ${{ github.repository == 'denoland/rusty_v8' && 'ubuntu-22.04-xl' || 'ubuntu-22.04' }}
            target: aarch64-unknown-linux-gnu
            variant: release
            cargo: cargo

          - os: ${{ github.repository == 'denoland/rusty_v8' && 'ubuntu-22.04-xl' || 'ubuntu-22.04' }}
            target: aarch64-linux-android
            variant: debug
            cargo: cross

          - os: ${{ github.repository == 'denoland/rusty_v8' && 'ubuntu-22.04-xl' || 'ubuntu-22.04' }}
            target: aarch64-linux-android
            variant: release
            cargo: cross

          - os: ${{ github.repository == 'denoland/rusty_v8' && 'ubuntu-22.04-xl' || 'ubuntu-22.04' }}
            target: x86_64-linux-android
            variant: debug
            cargo: cross

          - os: ${{ github.repository == 'denoland/rusty_v8' && 'ubuntu-22.04-xl' || 'ubuntu-22.04' }}
            target: x86_64-linux-android
            variant: release
            cargo: cross

    env:
      V8_FROM_SOURCE: true
      CARGO_VARIANT_FLAG: ${{ matrix.config.variant == 'release' && '--release' || '' }}
      LIB_NAME: ${{ contains(matrix.config.target, 'windows') && 'rusty_v8' || 'librusty_v8' }}
      LIB_EXT: ${{ contains(matrix.config.target, 'windows') && 'lib' || 'a' }}
      RUSTFLAGS: -D warnings

    steps:
      - name: Configure git
        run: git config --global core.symlinks true

      - name: Clone repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 10
          submodules: recursive

      - name: Install rust
        uses: dsherret/rust-toolchain-file@v1

      - name: Install python
        uses: actions/setup-python@v4
        with:
          python-version: 3.11.x
          architecture: x64

      - name: Install cross compilation toolchain
        if: matrix.config.target == 'aarch64-unknown-linux-gnu'
        run: |
          rustup target add aarch64-unknown-linux-gnu

          sudo apt update
          sudo apt install -yq --no-install-suggests --no-install-recommends \
            binfmt-support g++-10-aarch64-linux-gnu g++-10-multilib \
            gcc-10-aarch64-linux-gnu libc6-arm64-cross qemu qemu-user \
            qemu-user-binfmt

          sudo ln -s /usr/aarch64-linux-gnu/lib/ld-linux-aarch64.so.1 \
                     /lib/ld-linux-aarch64.so.1

          echo "CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=/usr/bin/aarch64-linux-gnu-gcc-10" >> ${GITHUB_ENV}
          echo "QEMU_LD_PREFIX=/usr/aarch64-linux-gnu" >> ${GITHUB_ENV}

      - name: Write git_submodule_status.txt
        run: git submodule status --recursive > git_submodule_status.txt

      - name: Install cross and build custom image
        if: contains(matrix.config.target, 'linux-android')
        run: |
          mkdir -p /home/runner/.local/bin
          curl -qL https://github.com/cross-rs/cross/releases/download/v0.2.5/cross-x86_64-unknown-linux-musl.tar.gz  | tar xz -C /home/runner/.local/bin
          sudo docker build --build-arg CROSS_BASE_IMAGE=ghcr.io/cross-rs/${{ matrix.config.target }}:0.2.5 -t cross-rusty_v8:${{ matrix.config.target }} .

      - name: Cache
        uses: actions/cache@v3
        with:
          # Note: rusty_v8 targets always get get rebuilt, and their outputs
          # ('librusty_v8.rlib', the whole 'gn_out' directory, etc.) can be
          # quite big, so we cache only those subdirectories of
          # target/{debug|release} that contain the build output for crates that
          # come from the registry. By additionally saving the sccache cache
          # directory it's still possible to build v8 fast.
          path: |-
            target/sccache
            target/*/.*
            target/*/build
            target/*/deps
          key:
            cargo-${{ matrix.config.target }}-${{ matrix.config.variant }}-${{ hashFiles('Cargo.lock', 'build.rs', 'git_submodule_status.txt') }}
          restore-keys:
            cargo-${{ matrix.config.target }}-${{ matrix.config.variant }}-

      - name: Install and start sccache
        shell: pwsh
        env:
          SCCACHE_DIR: ${{ github.workspace }}/target/sccache
          SCCACHE_CACHE_SIZE: 128M
          SCCACHE_IDLE_TIMEOUT: 0
        run: |
          $version = "0.2.12"
          $platform =
            @{ "macOS"   = "x86_64-apple-darwin"
               "Linux"   = "x86_64-unknown-linux-musl"
               "Windows" = "x86_64-pc-windows-msvc"
             }.${{ runner.os }}
          $basename = "sccache-$version-$platform"
          $url = "https://github.com/mozilla/sccache/releases/download/" +
                 "$version/$basename.tar.gz"
          cd ~
          curl -LO $url
          tar -xzvf "$basename.tar.gz"
          . $basename/sccache --start-server
          echo "$(pwd)/$basename" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append

      - name: Install Rust (nightly)
        uses: dtolnay/rust-toolchain@nightly
        if: matrix.config.variant == 'asan'

      - name: Test (ASAN)
        env:
          SCCACHE_IDLE_TIMEOUT: 0
        if: matrix.config.variant == 'asan'
        # https://github.com/rust-lang/rust/issues/87215
        run: |
          rustup component add rust-src --toolchain nightly-${{ matrix.config.target }}
          # Is there a better way to install this tool?
          curl -O http://commondatastorage.googleapis.com/chromium-browser-clang-staging/Mac/dsymutil-llvmorg-17-init-19076-g5533fc10-1.tgz
          tar -C tools/clang/dsymutil/ -xvzf dsymutil-llvmorg-17-init-19076-g5533fc10-1.tgz
          V8_FROM_SOURCE=true RUSTFLAGS="-C opt-level=1 -Zsanitizer=address" cargo +nightly -Z build-std test --lib --bins --tests -vv --target ${{ matrix.config.target }}

      - name: Test
        env:
          SCCACHE_IDLE_TIMEOUT: 0
        if: matrix.config.variant == 'debug' || matrix.config.variant == 'release'
        run:
          ${{ matrix.config.cargo }} test -vv --all-targets --locked ${{ env.CARGO_VARIANT_FLAG }}
          --target ${{ matrix.config.target }}

      - name: Clippy
        run:
          ${{ matrix.config.cargo }} clippy --all-targets --locked ${{ env.CARGO_VARIANT_FLAG }}
          --target ${{ matrix.config.target }} -- -D clippy::all

      - name: Rustfmt
        run: cargo fmt -- --check

      - name: Prepare binary publish
        if: matrix.config.variant == 'debug' || matrix.config.variant == 'release'
        run: gzip -9c
          target/${{ matrix.config.target }}/${{ matrix.config.variant }}/gn_out/obj/${{ env.LIB_NAME }}.${{ env.LIB_EXT }} >
          target/${{ env.LIB_NAME }}_${{ matrix.config.variant }}_${{ matrix.config.target }}.${{ env.LIB_EXT }}.gz &&
          ls -l target/${{ env.LIB_NAME }}_${{ matrix.config.variant }}_${{ matrix.config.target }}.${{ env.LIB_EXT }}.gz

      - name: Binary publish
        uses: softprops/action-gh-release@v0.1.15
        if: >-
          github.repository == 'denoland/rusty_v8' &&
          startsWith(github.ref, 'refs/tags/') &&
          (matrix.config.variant == 'debug' || matrix.config.variant == 'release')
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          files: target/${{ env.LIB_NAME }}_${{ matrix.config.variant }}_${{ matrix.config.target }}.${{ env.LIB_EXT }}.gz

      # TODO: add clang-format and maybe cpplint.

      - name: Cargo Package
        if: >-
          github.repository == 'denoland/rusty_v8' &&
          startsWith(matrix.config.target , 'x86_64') &&
          matrix.config.variant == 'debug' &&
          runner.os == 'Linux'
        run: cargo package -vv --locked

      - name: Publish
        # Only publish on x64 linux when there's a git tag:
        if: >-
          startsWith(github.ref, 'refs/tags/') &&
          github.repository == 'denoland/rusty_v8' &&
          startsWith(matrix.config.target , 'x86_64') &&
          matrix.config.variant == 'debug' &&
          runner.os == 'Linux'
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
        run: cargo publish -vv