release.yml

name: automatic release

on:
  push:
    branches:
      - main
  workflow_dispatch:

env:
  C_KZG_4844_GIT_HASH: '5115420ba3f919f5501155ba18633667001b6a07'

jobs:
  release-build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        backend: [blst, zkcrypto, arkworks, constantine]
        target: [windows, linux]
        include:
          # Set target-name for target builds
          - target: linux
            target-name: x86_64-unknown-linux-gnu
          - target: windows
            target-name: x86_64-pc-windows-gnu
    env:
      matrix-name: "[${{ matrix.backend }}, ${{ matrix.target }}]"
      staging-dir: staging/${{ matrix.backend }}/${{ matrix.target }}
      archive-name: rust-kzg-${{ matrix.backend }}-${{ matrix.target }}.zip
    steps:
      - uses: actions/checkout@v2

      - if: matrix.backend == 'constantine'
        uses: jiro4989/setup-nim-action@v1
        with:
          nim-version: '1.6.14'

      # Install constantine backend deps
      - name: "constantine - install deps"
        if: matrix.backend == 'constantine'
        run: |
          sudo DEBIAN_FRONTEND='noninteractive' apt-fast install \
            --no-install-recommends -yq \
            libgmp-dev \
            llvm

      - if: matrix.target == 'windows'
        name: Install MinGW
        run: |
          sudo apt install -y mingw-w64

      - name: "${{ env.matrix-name }} Prepare artifact folders"
        run: |
          mkdir -p ${{ env.staging-dir }}/parallel
          mkdir -p ${{ env.staging-dir }}/non-parallel

      - name: "${{ env.matrix-name }} Build"
        run: |
          # Non-parallel build
          cargo rustc --manifest-path ${{ matrix.backend }}/Cargo.toml --release --target ${{ matrix.target-name }} --crate-type=staticlib
          mv target/${{ matrix.target-name }}/release/librust_kzg_${{ matrix.backend}}.a ${{ env.staging-dir }}/non-parallel/rust_kzg_${{ matrix.backend}}.a
          # Parallel build
          cargo rustc --manifest-path ${{ matrix.backend }}/Cargo.toml --release --target ${{ matrix.target-name }} --crate-type=staticlib --features=parallel
          mv target/${{ matrix.target-name }}/release/librust_kzg_${{ matrix.backend}}.a ${{ env.staging-dir }}/parallel/rust_kzg_${{ matrix.backend}}.a

      - name: "${{ env.matrix-name }} Compress artifacts"
        run: |
          cp LICENSE ${{ env.staging-dir }}/
          cp ${{ matrix.backend }}/*.patch ${{ env.staging-dir }}/
          cd ${{ env.staging-dir }}
          zip -rz ${{ env.archive-name }} * <<< "Compatible with c-kzg-4844 git hash: $C_KZG_4844_GIT_HASH."

      - name: "${{ env.matrix-name }} Upload"
        uses: actions/upload-artifact@v3
        with:
          name: ${{ env.archive-name }}
          path: ${{ env.staging-dir }}/${{ env.archive-name }}

  release-publish:
    runs-on: ubuntu-latest
    needs: release-build
    steps:
    - name: Download build artifacts
      uses: actions/download-artifact@v3
    - uses: "marvinpinto/action-automatic-releases@latest"
      with:
        repo_token: "${{ secrets.GITHUB_TOKEN }}"
        automatic_release_tag: "latest"
        prerelease: false
        title: "Automatic Release"
        files: |
          ./rust-kzg-*.zip/rust-kzg-*.zip