build_ruby.yml

name: Build and upload Ruby runtime
run-name: "Build and upload Ruby ${{ inputs.ruby_version }}${{ inputs.dry_run && ' (dry run)' || '' }}"

on:
  workflow_dispatch:
    inputs:
      ruby_version:
          description: "The Ruby version to build, specified as X.Y.Z"
          type: string
          required: true
      dry_run:
          description: "Skip deploying to S3 (e.g. for testing)"
          type: boolean
          default: false
          required: false

permissions:
  contents: read

env:
  AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
  AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
  AWS_DEFAULT_REGION: "us-east-1"
  S3_BUCKET: "heroku-buildpack-ruby"

jobs:
  build-and-upload-heroku-20:
    runs-on: pub-hk-ubuntu-22.04-xlarge
    env:
      STACK: "heroku-20"
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Set up Ruby
        uses: ruby/setup-ruby@ec02537da5712d66d4d50a0f33b7eb52773b5ed1
        with:
          ruby-version: '3.1'
      - name: Install dependencies
        run: bundle install
      - name: Output CHANGELOG
        run: bundle exec rake "changelog[${{inputs.ruby_version}}]"
      - name: Build Docker image
        run: bundle exec rake "generate_image[$STACK]"
      - name: Generate Ruby Dockerfile
        run: bundle exec rake "new[${{inputs.ruby_version}},$STACK]"
      - name: Build and package Ruby runtime
        run: bash "rubies/$STACK/ruby-${{inputs.ruby_version}}.sh"
      - name: Upload Ruby runtime archive to S3
        if: (!inputs.dry_run)
        run: aws s3 sync ./builds "s3://${S3_BUCKET}"
      - name: Output Rubygems version
        run: bundle exec rake "rubygems_version[${{inputs.ruby_version}},$STACK]"

  build-and-upload-heroku-22:
    if: (!startsWith(inputs.ruby_version, '3.0')) # https://bugs.ruby-lang.org/issues/18658
    runs-on: pub-hk-ubuntu-22.04-xlarge
    env:
      STACK: "heroku-22"
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Set up Ruby
        uses: ruby/setup-ruby@ec02537da5712d66d4d50a0f33b7eb52773b5ed1
        with:
          ruby-version: '3.1'
      - name: Install dependencies
        run: bundle install
      - name: Output CHANGELOG
        run: bundle exec rake "changelog[${{inputs.ruby_version}}]"
      - name: Build Docker image
        run: bundle exec rake "generate_image[$STACK]"
      - name: Generate Ruby Dockerfile
        run: bundle exec rake "new[${{inputs.ruby_version}},$STACK]"
      - name: Build and package Ruby runtime
        run: bash "rubies/$STACK/ruby-${{inputs.ruby_version}}.sh"
      - name: Upload Ruby runtime archive to S3
        if: (!inputs.dry_run)
        run: aws s3 sync ./builds "s3://${S3_BUCKET}"
      - name: Output Rubygems version
        run: bundle exec rake "rubygems_version[${{inputs.ruby_version}},$STACK]"