lowcharts/.github/workflows/release.yml

# This is a simplification of the workflow for sharkdp/bat.

name: Release
on:
  push:
    # The idea here is to trigger a release upon receiving a release-like tag
    tags:
      - 'v[0-9]+.[0-9]+.[0-9]+'

env:
  CICD_INTERMEDIATES_DIR: "_cicd-intermediates"

jobs:

  build:
    name: ${{ matrix.job.os }} (${{ matrix.job.target }})
    runs-on: ${{ matrix.job.os }}
    strategy:
      fail-fast: false
      matrix:
        job:
          - { os: ubuntu-22.04, target: x86_64-unknown-linux-gnu }
          - { os: ubuntu-22.04, target: arm-unknown-linux-gnueabihf, use-cross: true }
          - { os: ubuntu-22.04, target: arm-unknown-linux-musleabihf, use-cross: true }
          - { os: ubuntu-22.04, target: i686-unknown-linux-gnu, use-cross: true }
          - { os: ubuntu-22.04, target: i686-unknown-linux-musl, use-cross: true }
          - { os: ubuntu-22.04, target: x86_64-unknown-linux-musl, use-cross: true }
          - { os: macos-11, target: x86_64-apple-darwin }
    steps:
    - name: Checkout source code
      uses: actions/checkout@v4

    - name: Set up cargo cache
      uses: actions/cache@v3
      continue-on-error: false
      with:
        path: |
          ~/.cargo/bin/
          ~/.cargo/registry/index/
          ~/.cargo/registry/cache/
          ~/.cargo/git/db/
          target/          
        key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
        restore-keys: ${{ runner.os }}-cargo-

    - name: Install prerequisites
      shell: bash
      run: |
        case ${{ matrix.job.target }} in
          arm-unknown-linux-*) sudo apt-get -y update ; sudo apt-get -y install gcc-arm-linux-gnueabihf ;;
        esac        

    - name: Extract crate information
      shell: bash
      run: |
        echo "PROJECT_NAME=$(sed -n 's/^name = "\(.*\)"/\1/p' Cargo.toml)" >> $GITHUB_ENV
        echo "PROJECT_VERSION=$(sed -n 's/^version = "\(.*\)"/\1/p' Cargo.toml | head -n1)" >> $GITHUB_ENV        

    - name: Install Rust toolchain
      uses: actions-rs/toolchain@v1
      with:
        toolchain: stable
        target: ${{ matrix.job.target }}
        override: true
        profile: minimal

    - name: Show version information (Rust, cargo, GCC)
      shell: bash
      run: |
        gcc --version || true
        rustup -V
        rustup toolchain list
        rustup default
        cargo -V
        rustc -V        

    - name: Build
      uses: actions-rs/cargo@v1
      with:
        use-cross: ${{ matrix.job.use-cross }}
        command: build
        args: --release --target=${{ matrix.job.target }}

    - name: Strip debug information from executable
      id: strip
      shell: bash
      run: |
        STRIP="strip"
        case ${{ matrix.job.target }} in
          arm-unknown-*) STRIP="arm-linux-gnueabihf-strip" ;;
        esac;

        BIN_DIR="${{ env.CICD_INTERMEDIATES_DIR }}/stripped-release-bin"
        mkdir -p "${BIN_DIR}"
        BIN_NAME="${{ env.PROJECT_NAME }}"
        BIN_PATH="${BIN_DIR}/${BIN_NAME}"
        # Copy the release build binary to the result location
        "${STRIP}" "target/${{ matrix.job.target }}/release/${BIN_NAME}"
        cp "target/${{ matrix.job.target }}/release/${BIN_NAME}" "${BIN_DIR}"
        # Let subsequent steps know where to find the (stripped) bin
        echo "BIN_PATH=${BIN_PATH}" >> $GITHUB_OUTPUT        

    - name: Set testing options
      id: test-options
      shell: bash
      run: |
        # test only library unit tests and binary for arm-type targets
        unset CARGO_TEST_OPTIONS
        case ${{ matrix.job.target }} in arm-*-*) CARGO_TEST_OPTIONS="--lib --bin ${PROJECT_NAME}" ;; esac;
        echo "CARGO_TEST_OPTIONS=${CARGO_TEST_OPTIONS}" >> $GITHUB_OUTPUT        

    - name: Run tests
      uses: actions-rs/cargo@v1
      with:
        use-cross: ${{ matrix.job.use-cross }}
        command: test
        args: --target=${{ matrix.job.target }} ${{ steps.test-options.outputs.CARGO_TEST_OPTIONS}} -- --test-threads 1

    - name: Create tarball
      id: package
      shell: bash
      run: |
        PKG_BASENAME=${PROJECT_NAME}-${PROJECT_VERSION}-${{ matrix.job.target }}
        PKG_NAME=${PKG_BASENAME}.tar.gz
        echo "PKG_NAME=${PKG_NAME}" >> $GITHUB_OUTPUT

        PKG_STAGING="${{ env.CICD_INTERMEDIATES_DIR }}/package"
        ARCHIVE_DIR="${PKG_STAGING}/${PKG_BASENAME}/"
        mkdir -p "${ARCHIVE_DIR}"
        cp "${{ steps.strip.outputs.BIN_PATH }}" LICENSE "$ARCHIVE_DIR"
        tar -C "${PKG_STAGING}/${PKG_BASENAME}" -cvzf "${PKG_STAGING}/${PKG_NAME}" "${PROJECT_NAME}" LICENSE

        # Let subsequent steps know where to find the compressed package
        echo "PKG_PATH=${PKG_STAGING}/${PKG_NAME}" >> $GITHUB_OUTPUT        

    - name: Install cargo-deb
      if: contains(matrix.job.target, 'musl')
      run: cargo install cargo-deb

    - name: Create deb package
      if: contains(matrix.job.target, 'musl')
      id: debian-package
      shell: bash
      run: |
        cargo deb --target ${{ matrix.job.target }} --no-build --no-strip
        DEB_PATH=target/${{ matrix.job.target }}/debian/*.deb
        DEB_NAME=$(basename ${DEB_PATH})
        echo Names are ${DEB_NAME} and ${DEB_PATH}
        echo "DEB_NAME=${DEB_NAME}" >> $GITHUB_OUTPUT
        echo "DEB_PATH=${DEB_PATH}" >> $GITHUB_OUTPUT        

    - name: "Artifact upload: tarball"
      uses: actions/upload-artifact@v3
      with:
        name: ${{ steps.package.outputs.PKG_NAME }}
        path: ${{ steps.package.outputs.PKG_PATH }}
        if-no-files-found: error

    - name: "Artifact upload: Debian package"
      uses: actions/upload-artifact@v3
      if: steps.debian-package.outputs.DEB_NAME
      with:
        name: ${{ steps.debian-package.outputs.DEB_NAME }}
        path: ${{ steps.debian-package.outputs.DEB_PATH }}
        if-no-files-found: error

    - name: Publish archives and packages
      uses: softprops/action-gh-release@v1
      with:
        files: |
          ${{ steps.package.outputs.PKG_PATH }}
          ${{ steps.debian-package.outputs.DEB_PATH }}          
      env:
        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}