release.yml

name: release

on:
  workflow_dispatch:
    inputs:
      release: # e.g. 'polkadot-v1.12.0'
        description: Polkadot release tag
        required: true
      rust: # e.g. '1.77.0'
        description: Rust version
        required: true
      title: # e.g. 'Polkadot v1.12.0'
        description: Release title
        required: true

jobs:
  build:
    runs-on: ${{ matrix.platform.os }}
    permissions:
      contents: write
    strategy:
      matrix:
        package:
          - polkadot
          - polkadot-parachain
        platform:
          # Linux
          - os: ubuntu-22.04
            target: aarch64-unknown-linux-gnu
          - os: ubuntu-22.04
            target: x86_64-unknown-linux-gnu
          # macOS
          - os: macos-14
            target: aarch64-apple-darwin
          - os: macos-14
            target: x86_64-apple-darwin
    env:
      RUSTFLAGS: "${{ matrix.platform.cpu != '' && format('-C target-cpu={0}', matrix.platform.cpu) || '' }} ${{ matrix.platform.target == 'aarch64-unknown-linux-gnu' && '-C linker=aarch64-linux-gnu-gcc' || '' }}"
      path: "target/${{ matrix.platform.target }}/production"
      archive: "${{ matrix.package }}-${{ matrix.platform.target }}${{ matrix.platform.cpu != '' && format('-{0}', matrix.platform.cpu) || '' }}.tar.gz"
      sha: ${{ contains(matrix.platform.target, 'apple') && 'shasum -a 256' || 'sha256sum' }}
    steps:
      - name: Free up space
        shell: bash
        run: |
          sudo rm -rf /usr/share/dotnet
          sudo rm -rf /opt/ghc
          sudo rm -rf "/usr/local/share/boost"
          sudo rm -rf "$AGENT_TOOLSDIRECTORY"

      # Clone and checkout release
      - id: clone
        name: Clone release
        run: |
          git clone --branch ${{ github.event.inputs.release }} --depth 1 https://github.com/paritytech/polkadot-sdk
          cd polkadot-sdk
          echo "rev=$(git rev-parse --short HEAD | tr -d '\n')" >> "$GITHUB_OUTPUT"

      # Install packages
      - name: Install packages (Linux)
        if: contains(matrix.platform.target, 'linux')
        run: sudo apt-get install -y protobuf-compiler ${{ contains(matrix.platform.target, 'aarch64') && 'crossbuild-essential-arm64' || '' }}
      - name: Install packages (macOS)
        if: contains(matrix.platform.target, 'apple')
        run: brew install protobuf

      # Configure Rust toolchain
      - name: Set Rust version
        run: |
          rustup default ${{ github.event.inputs.rust }}
          rustup component add rust-src
          rustup target add ${{ matrix.platform.target }} wasm32-unknown-unknown

      # Build and package
      - name: Build ${{ matrix.package }}
        working-directory: polkadot-sdk
        run: cargo b --profile=production -p ${{ matrix.package == 'polkadot-parachain' && 'polkadot-parachain-bin' || matrix.package }} -F fast-runtime --target ${{ matrix.platform.target }}
      - name: Package polkadot
        if: matrix.package == 'polkadot'
        working-directory: polkadot-sdk/${{ env.path }}
        run: |
          ${{ env.sha }} polkadot > polkadot.sha256
          ${{ env.sha }} polkadot-execute-worker > polkadot-execute-worker.sha256
          ${{ env.sha }} polkadot-prepare-worker > polkadot-prepare-worker.sha256
          tar -czf ${{ env.archive }} polkadot polkadot.sha256 polkadot-execute-worker polkadot-execute-worker.sha256 polkadot-prepare-worker polkadot-prepare-worker.sha256
      - name: Package polkadot-parachain
        if: matrix.package == 'polkadot-parachain'
        working-directory: polkadot-sdk/${{ env.path }}
        run: |
          ${{ env.sha }} polkadot-parachain > polkadot-parachain.sha256
          tar -czf ${{ env.archive }} polkadot-parachain polkadot-parachain.sha256

      # Add package to workflow
      - name: Upload archives
        uses: actions/upload-artifact@v3
        with:
          name: binaries
          path: |
            polkadot-sdk/${{ env.path }}/${{ env.archive }}

      # Add package to release
      - name: Release
        uses: softprops/action-gh-release@v2
        with:
          name: ${{ github.event.inputs.title }}
          tag_name: ${{ github.event.inputs.release }}
          body: "Release generated from release tag `${{ github.event.inputs.release }}` (commit: `${{ steps.clone.outputs.rev }}`) and using Rust `${{ github.event.inputs.rust }}`.\n\nPlease see https://github.com/paritytech/polkadot-sdk/releases/tag/${{ github.event.inputs.release }} for release notes."
          files: | 
            polkadot-sdk/${{ env.path }}/${{ env.archive }}