main.yml

name: Continuous Integration and Delivery

on: [push]

env:
  IMAGE: docker.pkg.github.com/$(echo $GITHUB_REPOSITORY | tr '[A-Z]' '[a-z]')/fast_summary

jobs:

  build:
    name: Build Docker Image
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [3.8, 3.9]
    steps:
      - name: Checkout master
        uses: actions/checkout@v2.3.4
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v2
        with:
          python-version: ${{ matrix.python-version }}
      - name: Log in to GitHub Packages
        run: echo ${GITHUB_TOKEN} | docker login -u ${GITHUB_ACTOR} --password-stdin docker.pkg.github.com
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: Pull images
        run: |
          docker pull ${{ env.IMAGE }}-builder:latest || true
          docker pull ${{ env.IMAGE }}-final:latest || true
      - name: Build images
        run: |
          docker build \
            --target builder \
            --cache-from ${{ env.IMAGE }}-builder:latest \
            --tag ${{ env.IMAGE }}-builder:latest \
            --file ./project/Dockerfile.prod \
            "./project"
          docker build \
            --cache-from ${{ env.IMAGE }}-final:latest \
            --tag ${{ env.IMAGE }}-final:latest \
            --file ./project/Dockerfile.prod \
            "./project"
      - name: Push images
        run: |
          docker push ${{ env.IMAGE }}-builder:latest
          docker push ${{ env.IMAGE }}-final:latest

  test:
    name: Test Docker Image
    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [3.8, 3.9]
    needs: build
    steps:
      - name: Checkout master
        uses: actions/checkout@v2.3.4
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v2
        with:
          python-version: ${{ matrix.python-version }}
      - name: Log in to GitHub Packages
        run: echo ${GITHUB_TOKEN} | docker login -u ${GITHUB_ACTOR} --password-stdin docker.pkg.github.com
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: Pull images
        run: |
          docker pull ${{ env.IMAGE }}-builder:latest || true
          docker pull ${{ env.IMAGE }}-final:latest || true
      - name: Build images
        run: |
          docker build \
            --target builder \
            --cache-from ${{ env.IMAGE }}-builder:latest \
            --tag ${{ env.IMAGE }}-builder:latest \
            --file ./project/Dockerfile.prod \
            "./project"
          docker build \
            --cache-from ${{ env.IMAGE }}-final:latest \
            --tag ${{ env.IMAGE }}-final:latest \
            --file ./project/Dockerfile.prod \
            "./project"
      - name: Run container
        run: |
          docker run \
            -d \
            --name fastapi-tdd \
            -e PORT=8765 \
            -e ENVIRONMENT=dev \
            -e DATABASE_TEST_URL=sqlite://sqlite.db \
            -p 5003:8765 \
            ${{ env.IMAGE }}-final:latest
      - name: Read Env Vars
        run: |
          docker exec \
            fastapi-tdd \
            python -c "import os; print('DATABASE_TEST_URL: ' + os.getenv('DATABASE_TEST_URL'))" \
            python -c "import os; print('DATABASE_URL: ' + os.getenv('DATABASE_URL'))"
      - name: Install requirements
        run: docker exec fastapi-tdd pip install black==20.8b1 flake8===3.8.4 isort==5.6.4 pytest==6.2.0
      - name: Pytest
        run: docker exec fastapi-tdd python -m pytest .
      - name: Flake8
        run: docker exec fastapi-tdd python -m flake8 .
      - name: Black
        run: docker exec fastapi-tdd python -m black . --check
      - name: isort
        run: docker exec fastapi-tdd python -m isort . --check-only

  deploy:
    name: Deploy to Heroku
    runs-on: ubuntu-latest
    needs: [build, test]
    env:
      HEROKU_APP_NAME: desolate-stream-75858
      HEROKU_REGISTRY_IMAGE: registry.heroku.com/${HEROKU_APP_NAME}/fast_summary
    steps:
      - name: Checkout master
        uses: actions/checkout@v2.3.4
      - name: Log in to GitHub Packages
        run: echo ${GITHUB_TOKEN} | docker login -u ${GITHUB_ACTOR} --password-stdin docker.pkg.github.com
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: Pull images
        run: |
          docker pull ${{ env.IMAGE }}-builder:latest || true
          docker pull ${{ env.IMAGE }}-final:latest || true
      - name: Build images
        run: |
          docker build \
            --target builder \
            --cache-from ${{ env.IMAGE }}-builder:latest \
            --tag ${{ env.IMAGE }}-builder:latest \
            --file ./project/Dockerfile.prod \
            "./project"
          docker build \
            --cache-from ${{ env.IMAGE }}-final:latest \
            --tag ${{ env.IMAGE }}:latest \
            --tag ${{ env.HEROKU_REGISTRY_IMAGE }}:latest \
            --file ./project/Dockerfile.prod \
            "./project"
      - name: Log in to the Heroku Container Registry
        run: docker login -u _ -p ${HEROKU_AUTH_TOKEN} registry.heroku.com
        env:
          HEROKU_AUTH_TOKEN: ${{ secrets.HEROKU_AUTH_TOKEN }}
      - name: Push to the registry
        run: docker push ${{ env.HEROKU_REGISTRY_IMAGE }}:latest
      - name: Set environment variables
        run: |
          echo "HEROKU_REGISTRY_IMAGE=${{ env.HEROKU_REGISTRY_IMAGE }}" >> $GITHUB_ENV
          echo "HEROKU_AUTH_TOKEN=${{ secrets.HEROKU_AUTH_TOKEN }}" >> $GITHUB_ENV
      - name: Release
        run: |
          chmod +x ./release.sh
          ./release.sh