release.yml

# This workflow is borrowed from reth, which is borrowed from Lighthouse: 
# reth: https://github.com/paradigmxyz/reth/blob/500b0fac135fe07635d871d64467326599e2b27e/.github/workflows/release.yml
# lighthouse: https://github.com/sigp/lighthouse/blob/693886b94176faa4cb450f024696cb69cda2fe58/.github/workflows/release.yml

name: release

on:
 push:
    tags:
      - v*

env:
  REPO_NAME: ${{ github.repository_owner }}/era-test-node
  CARGO_TERM_COLOR: always
  RUSTFLAGS: ""

jobs:
  extract-version:
    name: extract version
    runs-on: ubuntu-latest
    steps:
      - name: Extract version
        run: echo "VERSION=$(echo ${GITHUB_REF#refs/tags/})" >> $GITHUB_OUTPUT
        id: extract_version
    outputs:
      VERSION: ${{ steps.extract_version.outputs.VERSION }}

  build:
    name: build release
    strategy:
      matrix:
        arch: [x86_64-unknown-linux-gnu, aarch64-unknown-linux-gnu, x86_64-apple-darwin, aarch64-apple-darwin]
        include:
          -   arch: x86_64-unknown-linux-gnu
              platform: ubuntu-20.04
          -   arch: aarch64-unknown-linux-gnu
              platform: ubuntu-20.04
          -   arch: x86_64-apple-darwin
              platform: macos-latest
          -   arch: aarch64-apple-darwin
              platform: macos-latest

    runs-on: ${{ matrix.platform }}
    needs: [extract-version]
    steps:
      - name: Checkout sources
        uses: actions/checkout@v3

      - name: Install Rust
        uses: actions-rust-lang/setup-rust-toolchain@v1
        with:
          toolchain: nightly-2024-08-01
      - name: Install target
        run: rustup target add ${{ matrix.arch }}

      - name: Run cargo clean
        run: cargo clean

      # ==============================
      #       Builds
      # ==============================

      - name: Install cross v0.2.4 from source
        env:
          RUSTFLAGS: ""
        run: |
          cargo install cross --git https://github.com/cross-rs/cross --tag v0.2.4

      - name: Build era-test-node for ${{ matrix.arch }}
        run: |
          make build-${{ matrix.arch }}
    
      - name: Rename and move binary
        run: |      
          mkdir artifacts
          mv target/${{ matrix.arch }}/release/era_test_node ./artifacts
      
      - name: Create artifacts
        run: |
          cd artifacts
          tar -czf era_test_node-${{ needs.extract-version.outputs.VERSION }}-${{ matrix.arch }}.tar.gz era_test_node*
          mv *tar.gz* ..
    
        # =======================================================================
        # Upload artifacts
        # This is required to share artifacts between different jobs
        # =======================================================================
      - name:  Upload artifact
        uses:  actions/upload-artifact@v3
        with:
          name: era_test_node-${{ needs.extract-version.outputs.VERSION }}-${{ matrix.arch }}.tar.gz
          path: era_test_node-${{ needs.extract-version.outputs.VERSION }}-${{ matrix.arch }}.tar.gz

  draft-release:
    name: draft release
    needs:  [build, extract-version]
    runs-on: ubuntu-latest
    env:
      VERSION:  ${{ needs.extract-version.outputs.VERSION }}
    permissions:
      # Required to post the release
      contents: write
    steps:
      # This is necessary for generating the changelog. It has to come before "Download Artifacts" or else it deletes the artifacts.
      - name: Checkout sources
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      # ==============================
      #       Download artifacts
      # ==============================
      - name: Download artifacts
        uses: actions/download-artifact@v3

      # ==============================
      #       Create release draft
      # ==============================
      - name: Generate full changelog
        id: changelog
        run: |
          echo "CHANGELOG<<EOF" >> $GITHUB_OUTPUT
          echo "$(git log --pretty=format:"- %s" $(git describe --tags --abbrev=0 ${{ env.VERSION }}^)..${{ env.VERSION }})" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT
      
      - name: Generate list of contributors
        id: contributors
        run: |
          echo "CONTRIBUTORS<<EOF" >> $GITHUB_OUTPUT
          echo "$(git log --pretty=format:"- %aN (%aE)" $(git describe --tags --abbrev=0 ${{ env.VERSION }}^)..${{ env.VERSION }} | sort | uniq)" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT
        
      - name: Create release draft
        env:
          GITHUB_USER: ${{ github.repository_owner }}
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

        # The formatting here is borrowed from reth which borrowed it from Lighthouse (which is borrowed from OpenEthereum): https://github.com/openethereum/openethereum/blob/main/.github/workflows/build.yml
        run: |
          body=$(cat <<- "ENDBODY"
          <!--Watch Release Notes video below 👇 
          [![YouTube Release Notes](https://img.youtube.com/vi/FZefCZW7JJk/0.jpg)](https://www.youtube.com/watch?v=FZefCZW7JJk)-->

          ## 📋 Summary
          
          ### 🐛 Bug Fixes:
          - TBD
          
          ### ✨ New Features:
          - TBD
          
          ### ⚠️ Breaking Changes:
          - TBD
          
          ## 📜 All Changes
          
          ${{ steps.changelog.outputs.CHANGELOG }}
          
          ## ⭐ Contributors
          
          ${{ steps.contributors.outputs.CONTRIBUTORS }}
          
          ## 📥 Binaries
          
          | System | Architecture | Binary |
          |:---:|:---:|:---:|
          | <img src="https://simpleicons.org/icons/linux.svg" style="width: 32px;"/> | x86_64 | [era-test-node-${{ env.VERSION }}-x86_64-unknown-linux-gnu.tar.gz](https://github.com/${{ env.REPO_NAME }}/releases/download/${{ env.VERSION }}/era_test_node-${{ env.VERSION }}-x86_64-unknown-linux-gnu.tar.gz) | 
          | <img src="https://simpleicons.org/icons/linux.svg" style="width: 32px;"/> | aarch64 | [era-test-node-${{ env.VERSION }}-aarch64-unknown-linux-gnu.tar.gz](https://github.com/${{ env.REPO_NAME }}/releases/download/${{ env.VERSION }}/era_test_node-${{ env.VERSION }}-aarch64-unknown-linux-gnu.tar.gz) | 
          | <img src="https://simpleicons.org/icons/apple.svg" style="width: 32px;"/> | x86_64 | [era-test-node-${{ env.VERSION }}-x86_64-apple-darwin.tar.gz](https://github.com/${{ env.REPO_NAME }}/releases/download/${{ env.VERSION }}/era_test_node-${{ env.VERSION }}-x86_64-apple-darwin.tar.gz) | 
          | <img src="https://simpleicons.org/icons/apple.svg" style="width: 32px;"/> | aarch64 | [era-test-node-${{ env.VERSION }}-aarch64-apple-darwin.tar.gz](https://github.com/${{ env.REPO_NAME }}/releases/download/${{ env.VERSION }}/era_test_node-${{ env.VERSION }}-aarch64-apple-darwin.tar.gz) |
          | | | | 
          ENDBODY
          )
          assets=()
          for asset in ./era_test_node-*.tar.gz*; do
              assets+=("$asset/$asset")
          done
          tag_name="${{ env.VERSION }}"
          echo "$body" | gh release create "$tag_name" "${assets[@]}" --draft -F "-" -t "Release: $tag_name"