build.yml

name: Build

on:
  pull_request:
  push:
    paths:
      - ".github/workflows/build.yml"
      - "**/Cargo.toml"
      - "**/Cargo.lock"
      - "**/src/*"

jobs:
  build_and_test:
    name: Build & Test

    # Use a build matrix to run this job targeting all supported platforms
    runs-on: ubuntu-latest
    strategy:
      matrix:
        # All supported targets
        target:
          - x86_64-unknown-linux-musl
          - aarch64-unknown-linux-musl
        # All supported Rust channels
        rust_channel:
          - stable

    # Common build steps
    steps:
      - uses: actions/checkout@v2
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: ${{ matrix.rust_channel }}
          override: true

      # Builds targeting aarch64 require `aarch64-linux-gnu-strip`
      - name: Install aarch64-linux-gnu-strip
        if: matrix.target == 'aarch64-unknown-linux-musl'
        run: sudo apt-get update && sudo apt-get install -y binutils-aarch64-linux-gnu

      - name: Install cargo-deb
        uses: actions-rs/cargo@v1
        with:
          command: install
          args: cargo-deb

      - name: Install cargo-generate-rpm
        uses: actions-rs/cargo@v1
        with:
          command: install
          args: cargo-generate-rpm

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

      - name: Run Tests
        uses: actions-rs/cargo@v1
        with:
          use-cross: true
          command: test
          args: --all --release --target ${{ matrix.target }}
      
      - name: Package DEB
        uses: actions-rs/cargo@v1
        with:
          use-cross: false
          command: deb
          args: --target ${{ matrix.target }} --no-build

      - name: Package RPM
        uses: actions-rs/cargo@v1
        with:
          use-cross: false
          command: generate-rpm
          args: --target ${{ matrix.target }}

      - name: Upload DEB
        uses: actions/upload-artifact@v3
        with:
          name: debian-packages
          path: target/${{ matrix.target }}/debian/*.deb

      - name: Upload RPM
        uses: actions/upload-artifact@v3
        with:
          name: rpm-packages
          path: target/${{ matrix.target }}/generate-rpm/*.rpm

      - name: Determine binary sizes
        id: get-bin-size-info
        run: |
          body="$(du -h target/${{ matrix.target }}/release/protomask{,-clat,-6over4} | sort -hr)"
          delimiter="$(openssl rand -hex 8)"
          echo "body<<$delimiter" >> $GITHUB_OUTPUT
          echo "$body" >> $GITHUB_OUTPUT
          echo "$delimiter" >> $GITHUB_OUTPUT

      - name: Add binary size info to commit
        uses: peter-evans/commit-comment@v2
        with:
          body: |
            ## Binary sizes for `${{ matrix.target }}`
            **Channel:** `${{ matrix.rust_channel }}`
            
            ```
            ${{ steps.get-bin-size-info.outputs.body }}
            ```