ci.yml

name: ci
on: [ push, pull_request ]

jobs:
  lint:
    name: ${{ matrix.component }} ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    timeout-minutes: 15
    strategy:
      fail-fast: false
      matrix:
        os: [ ubuntu-latest, macOS-latest, windows-latest ]
        component: [ clippy ]
        include:
          - component: rustfmt
            cargo_cmd: fmt -- --check
            os: ubuntu-latest
          - component: clippy
            cargo_cmd: clippy --locked --all-targets -- -D warnings -A unknown-lints -A clippy::type_complexity -A clippy::new-without-default
    steps:
      - name: Clone repository
        uses: actions/checkout@v5

      - name: Install rust
        uses: ./.github/actions/rust-toolchain
        with:
          components: ${{ matrix.component }}
          # Oldest supported version, keep in sync with README.md
          toolchain: "1.85.0"

      - name: clippy version
        run: cargo clippy --version
        if: ${{ matrix.component == 'clippy' }}

      - name: Check
        run: cargo ${{ matrix.cargo_cmd }}

  check_features:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        feature: [ azure, gcs, gha, memcached, redis, s3, webdav ]
    steps:
      - name: Clone repository
        uses: actions/checkout@v5

      - name: Check feature ${{ matrix.feature }}
        run: cargo check --no-default-features --features ${{ matrix.feature }}

  toml_format:
    runs-on: ubuntu-latest
    steps:
      - name: Clone repository
        uses: actions/checkout@v5

      - name: Check
        run: npx --yes @taplo/cli fmt --check



  test:
    name: test ${{ matrix.os }} rust ${{ matrix.rustc || 'stable' }} ${{ matrix.extra_desc }}
    runs-on: ${{ matrix.os }}
    continue-on-error: ${{ matrix.allow_failure || false }}
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-22.04
            # Oldest supported version, keep in sync with README.md
            rustc: "1.85.0"
            extra_desc: dist-tests
            extra_args: --no-default-features --features=dist-tests test_dist_ -- --test-threads 1
          - os: ubuntu-22.04
            rustc: stable
            extra_desc: dist-server
            extra_args: --features=dist-server
          - os: ubuntu-22.04
            rustc: stable
          - os: ubuntu-22.04
            rustc: beta
          - os: ubuntu-22.04
            rustc: nightly
            allow_failure: true
            extra_args: --features=unstable
          - os: ubuntu-22.04
            extra_desc: no-default-features
            extra_args: --no-default-features
            allow_failure: true
          - os: ubuntu-22.04
            cuda: "11.8"
            extra_desc: cuda11.8
          - os: ubuntu-24.04
            cuda: "12.8"
            # Oldest supported version, keep in sync with README.md
            rustc: "1.85.0"
            extra_desc: cuda12.8
          # # M1 CPU
          - os: macos-14
          - os: macos-15-intel
          - os: windows-2022
            cuda: "12.8"
            # Oldest supported version, keep in sync with README.md
            rustc: "1.85.0"
            extra_args: --no-fail-fast
            notest_cuda_compilers: clang++
            extra_desc: cuda12.8
          - os: windows-2022
            cuda: "12.8"
            rustc: nightly
            allow_failure: true
            extra_args: --features=unstable
            notest_cuda_compilers: clang++
            extra_desc: cuda12.8
          - os: windows-2022
            cuda: "12.8"
            rustc: beta
            notest_cuda_compilers: clang++
            extra_desc: cuda12.8
    env:
      RUST_BACKTRACE: 1
      NOTEST_CUDA_COMPILERS: ${{ matrix.notest_cuda_compilers || '' }}
      CARGO_PROFILE_DEV_DEBUG: '0' # save disk space
    steps:
      - if: ${{ contains(matrix.os, 'windows') }}
        uses: ilammy/msvc-dev-cmd@v1

      - name: Clone repository
        uses: actions/checkout@v5

      - name: Install rust
        uses: ./.github/actions/rust-toolchain
        with:
          toolchain: ${{ matrix.rustc }}

      - if: ${{ contains(matrix.os, 'ubuntu') }}
        name: Install gcc & clang for tests
        env:
          DEBIAN_FRONTEND: noninteractive
        run: |
          set -x
          # Conflicts with clang-cuda
          if dpkg -s gcc-14 >/dev/null 2>&1; then
            sudo apt remove -y gcc-14 g++-14
            sudo apt autoremove -y
          fi
          sudo apt install -y --no-install-recommends gcc clang
          echo 'gcc version:'
          gcc --version
          echo 'clang version:'
          clang --version

      - if: ${{ matrix.cuda != '' && (runner.os == 'Linux' || runner.os == 'Windows') }}
        name: Install nvcc
        uses: ./.github/actions/nvcc-toolchain
        with:
          cuda-version: ${{ matrix.cuda }}

      - if: ${{ matrix.cuda != '' && runner.os == 'Linux' }}
        name: Free disk space for CUDA tests
        run: |
          sudo apt clean
          sudo rm -rf /usr/share/dotnet /opt/ghc /usr/local/lib/android /usr/local/share/boost /usr/share/swift /var/lib/apt/lists/*

      - name: Execute tests
        run: cargo test --locked --lib --bins --tests ${{ matrix.extra_args }}
        env:
          CARGO_INCREMENTAL: "0"
          RUSTC_WRAPPER: ""

      - name: Upload failure
        if: failure()
        uses: ./.github/actions/artifact_failure
        with:
          name: test-${{ matrix.os }}-${{ matrix.rustc || 'stable' }}-${{ matrix.extra_desc }}

  build:
    name: build ${{ matrix.binary || 'sccache' }} ${{ matrix.target }}
    runs-on: ${{ matrix.os }}
    container: ${{ fromJson(matrix.container || '{"image":null}') }}
    timeout-minutes: 30
    strategy:
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-22.04
            target: x86_64-unknown-linux-musl
            container: '{"image": "messense/rust-musl-cross:x86_64-musl"}'
          # s390x, riscv64, armv7, i686 removed from Vercel fork (aws-lc-sys cross-compilation issues)
          - os: ubuntu-22.04
            binary: sccache-dist
            extra_args: --no-default-features --features="dist-server"
            target: x86_64-unknown-linux-musl
            container: '{"image": "messense/rust-musl-cross:x86_64-musl"}'
          - os: ubuntu-22.04
            target: aarch64-unknown-linux-musl
            container: '{"image": "messense/rust-musl-cross:aarch64-musl"}'
          - os: macos-14
            target: aarch64-apple-darwin
            macosx_deployment_target: 11.0
          - os: macos-15-intel
            target: x86_64-apple-darwin
            macosx_deployment_target: 11.0
          - os: windows-2022
            target: x86_64-pc-windows-msvc
            rustflags: -Ctarget-feature=+crt-static
          - os: windows-2022
            target: aarch64-pc-windows-msvc
            rustflags: -Ctarget-feature=+crt-static
    steps:
      - name: Clone repository
        uses: actions/checkout@v5

      - name: Install rust
        uses: ./.github/actions/rust-toolchain
        with:
          toolchain: ${{ matrix.target == 'aarch64-apple-darwin' && 'beta' || 'stable' }}
          target: ${{ matrix.target }}
        if: ${{ !matrix.container }}

      - name: Build
        run: cargo build --locked --release --bin ${{ matrix.binary || 'sccache' }} --target ${{ matrix.target }} --features=openssl/vendored ${{ matrix.extra_args }}
        env:
          MACOSX_DEPLOYMENT_TARGET: ${{ matrix.macosx_deployment_target }}
          DEVELOPER_DIR: ${{ matrix.developer_dir }}
          SDKROOT: ${{ matrix.sdkroot }}
          RUSTFLAGS: ${{ env.RUSTFLAGS || matrix.rustflags }}
          CARGO_PROFILE_RELEASE_LTO: ${{ matrix.lto || 'true' }}

      # Workaround for the lack of substring() function in github actions expressions.
      - name: Id
        id: id
        shell: bash
        run: echo "id=${ID#refs/tags/}" >> $GITHUB_OUTPUT
        env:
          ID: ${{ startsWith(github.ref, 'refs/tags/') && github.ref || github.sha }}

      - name: Upload artifacts
        uses: actions/upload-artifact@v7
        with:
          name: ${{ matrix.binary || 'sccache' }}-${{ steps.id.outputs.id }}-${{ matrix.target }}
          path: target/${{ matrix.target }}/release/${{ matrix.binary || 'sccache' }}${{ endsWith(matrix.target, '-msvc') && '.exe' || '' }}
          if-no-files-found: error


  # test_freebsd removed from Vercel fork

  release:
    name: release
    runs-on: ubuntu-latest
    needs: [ build, lint, test ]
    if: ${{ startsWith(github.ref, 'refs/tags/') }}
    steps:
      - name: Clone repository
        uses: actions/checkout@v5

      - name: Check versions
        run: |
          tag_name=${GITHUB_REF#refs/tags/}
          v=$(grep -m 1 "^version" Cargo.toml|sed -e "s|version = \"\(.*\)\"|\1|")
          if ! echo $tag_name|grep -q $v; then
             echo "Mistmatch of the version:"
             echo "Cargo.toml says $v while the tag is $tag_name"
             exit 2
          fi

      - name: Get artifacts
        uses: actions/download-artifact@v8

      - name: Create release assets
        run: |
          for d in sccache-*; do
            chmod +x "$d/sccache"*
            cp README.md LICENSE "$d/"
            tar -zcvf "$d.tar.gz" "$d"
            echo -n "$(shasum -ba 256 "$d.tar.gz" | cut -d " " -f 1)" > "$d.tar.gz.sha256"
            if [[ $d =~ sccache-.*-pc-windows-.* ]]; then
              zip -r "$d.zip" "$d"
              echo -n "$(shasum -ba 256 "$d.zip" | cut -d " " -f 1)" > "$d.zip.sha256"
            fi
          done

      - name: Create release
        run: |
          sudo apt-get update && sudo apt-get install -y hub
          tag_name=${GITHUB_REF#refs/tags/}
          for f in sccache-*.tar.gz* sccache-*.zip*; do
              if [[ -f "$f" ]]; then
                files="$files -a $f";
              fi
          done
          hub release create -d -m $tag_name $tag_name $files
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}