haskell.yml

name: Binaries

defaults:
  run:
    shell: bash

on:
  push:
    branches:
      - 'main'
    tags:
      - "v*"
  pull_request:

jobs:
  build:
    name: "Build Haskell"
    runs-on: ${{ matrix.os }}
    environment: cabal-cache

    env:
      # Modify this value to "invalidate" the cabal cache.
      CABAL_CACHE_VERSION: "2022-12-30"

    strategy:
      fail-fast: false
      matrix:
        ghc: ["8.10.7", "9.2.7", "9.6.3", "9.8.1"]
        os: [ubuntu-latest, macos-latest, windows-latest]
        cabal: ["3.10.1.0"]

    steps:
      - uses: actions/checkout@v3

      - name: Install Haskell
        uses: input-output-hk/setup-haskell@v1
        id: setup-haskell
        with:
          ghc-version: ${{ matrix.ghc }}
          cabal-version: ${{ matrix.cabal }}

      - name: Configure update
        run: cabal update

      - name: Configure project
        run: |
          cabal configure --enable-tests --enable-benchmarks --write-ghc-environment-files=ghc8.4.4+
          cabal build all --dry-run

      # For users who fork cardano-node and want to define a writable cache, then can set up their own
      # S3 bucket then define in their forked repository settings the following secrets:
      #
      #   AWS_ACCESS_KEY_ID
      #   AWS_SECRET_ACCESS_KEY
      #   BINARY_CACHE_URI
      #   BINARY_CACHE_REGION
      - name: Cabal cache over S3
        uses: action-works/cabal-cache-s3@v1
        env:
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
        with:
          region: ${{ secrets.BINARY_CACHE_REGION }}
          dist-dir: dist-newstyle
          store-path: ${{ steps.setup-haskell.outputs.cabal-store }}
          threads: 16
          archive-uri: ${{ secrets.BINARY_CACHE_URI }}/${{ env.CABAL_CACHE_VERSION }}/${{ runner.os }}
          skip: "${{ secrets.BINARY_CACHE_URI == '' }}"

      # It's important to ensure that people who fork this repository can not only successfully build in
      # CI by default, but also have meaning cabal store caching.
      #
      # Because syncing with S3 requires credentials, we cannot rely on S3 for this. For this reason a
      # https fallback is used. The https server mirrors the content of the S3 bucket. The https cabal
      # store archive is read-only for security reasons.
      #
      # Users who fork this repository who want to have a writable cabal store archive are encouraged
      # to set up their own S3 bucket.
      - name: Cabal cache over HTTPS
        uses: action-works/cabal-cache-s3@v1
        with:
          dist-dir: dist-newstyle
          store-path: ${{ steps.setup-haskell.outputs.cabal-store }}
          threads: 16
          archive-uri: https://iohk.cache.haskellworks.io/${{ env.CABAL_CACHE_VERSION }}/${{ runner.os }}
          skip: "${{ secrets.BINARY_CACHE_URI != '' }}"
          enable-save: false

      - name: Build dependencies
        run: cabal build --dependencies-only --enable-tests --enable-benchmarks --write-ghc-environment-files=ghc8.4.4+

      - name: Build
        run: cabal build all --enable-tests --enable-benchmarks --write-ghc-environment-files=ghc8.4.4+

      - name: Test
        run: cabal test all --enable-tests --enable-benchmarks --write-ghc-environment-files=ghc8.4.4+

      - name: Compress Binary
        id: compress_binary
        env:
          GHC_VER: ${{ matrix.ghc }}
        run: |
          cat dist-newstyle/cache/plan.json | jq -r '
              ."install-plan"[]
            | select(."component-name")
            | select(.style == "local")
            | select(."component-name" | startswith("exe:"))
            | ."bin-file"' > release-files.txt

          mkdir -p artifacts

          echo "Publishing the following files:"

          while IFS= read -r line; do
            echo "  $line"
            cp "$line" artifacts
          done < release-files.txt

          tar zcvf artifacts-${{ runner.OS }}-${{ matrix.ghc }}.tar.gz artifacts

      - uses: actions/upload-artifact@v2
        with:
          name: artifacts-${{ runner.OS }}-${{ matrix.ghc }}.tar.gz
          path: artifacts-${{ runner.OS }}-${{ matrix.ghc }}.tar.gz

  check:
    needs: build
    runs-on: ubuntu-latest
    outputs:
      tag: ${{ steps.tag.outputs.tag }}

    steps:
      - uses: actions/checkout@v3

      - name: Check if cabal project is sane
        run: |
          PROJECT_DIR=$PWD
          mkdir -p $PROJECT_DIR/build/sdist
          for i in $(git ls-files | grep '\.cabal'); do
            cd $PROJECT_DIR && cd `dirname $i`
            cabal check
          done

      - name: Tag new version
        id: tag
        if: ${{ github.ref == 'refs/heads/main' }}
        run: |
          package_version="$(cat *.cabal | grep '^version:' | cut -d : -f 2 | xargs)"

          echo "Package version is v$package_version"

          git fetch --unshallow origin

          if git tag "v$package_version"; then
            echo "Tagging with new version "v$package_version""

            if git push origin "v$package_version"; then
              echo "Tagged with new version "v$package_version""

              echo "::set-output name=tag::v$package_version"
            fi
          fi

      - name: Show tag
        run: |
          echo "Ref: ${{ github.ref }}"
          echo "Tag: ${{ steps.tag.outputs.tag }}"


  release:
    needs: [build, check]
    runs-on: ubuntu-latest

    if: ${{ needs.check.outputs.tag != '' }}

    outputs:
      upload_url: ${{ steps.create_release.outputs.upload_url }}

    steps:
      - uses: actions/checkout@v3

      - name: Create source distribution
        run: |
          PROJECT_DIR=$PWD
          mkdir -p $PROJECT_DIR/build/sdist
          for i in $(git ls-files | grep '\.cabal'); do
            cd $PROJECT_DIR && cd `dirname $i`
            cabal v2-sdist -o $PROJECT_DIR/build/sdist
          done;

      - name: Generate Changelog
        run: |
          git fetch --unshallow

          if git describe --tags 'HEAD^' --abbrev=0 > last-tag; then
            git log --no-merges --format="%C(auto) %h %s" "$(cat last-tag)..HEAD"
          else
            git log --no-merges --format="%C(auto) %h %s"
          fi > changelog.txt

          cat changelog.txt

      - name: Create Release
        id: create_release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} # This token is provided by Actions, you do not need to create your own token
        with:
          tag_name: ${{ needs.check.outputs.tag }}
          release_name: Release ${{ needs.check.outputs.tag }}
          draft: false
          prerelease: false
          body_path: changelog.txt

  publish:
    needs: [build, release]

    runs-on: ${{ matrix.os }}

    if: ${{ needs.check.outputs.tag != '' }}

    strategy:
      fail-fast: false
      matrix:
        ghc: ["8.10.4"]
        os: [ubuntu-latest, macos-latest]

    steps:
      - uses: actions/download-artifact@v2
        id: download_artifact
        with:
          name: artifacts-${{ runner.OS }}-${{ matrix.ghc }}.tar.gz
          path: .

      - name: Compute axes
        id: axes
        run: |
          case ${{ matrix.os }} in
            ubuntu-*)   os="linux"    ;;
            macos-*)    os="darwin"   ;;
            windows-*)  os="windows"  ;;
            *)          exit 1        ;; # error
          esac
          arch_os="$(uname -m)-$os"
          echo "::set-output name=arch_os::$arch_os"

      - name: Upload Artifacts to Release
        uses: softprops/action-gh-release@v1
        if: startsWith(github.ref, 'refs/tags/')
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          files: artifacts-${{ runner.OS }}-${{ matrix.ghc }}.tar.gz

      - name: Upload Artifacts to Release
        uses: actions/upload-release-asset@v1.0.2
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          upload_url: ${{ needs.release.outputs.upload_url }}
          asset_path: artifacts-${{ runner.OS }}-${{ matrix.ghc }}.tar.gz
          asset_name: artifacts-${{ runner.OS }}-${{ matrix.ghc }}.tar.gz
          asset_content_type: application/tar+gzip