book-api.yml

# This workflow will install Python dependencies, run tests and lint with a single version of Python
# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions

name: Django Book API

on:
  push:
    branches: [ master ]

jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    
    steps:
    - uses: actions/checkout@v2
    # install python dependencies
    - name: Set up Python 3.8
      uses: actions/setup-python@v2
      with:
        python-version: 3.8
    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
    # format code with autopep8
    - name: autopep8
      uses: peter-evans/autopep8@v1
      with:
        args: --recursive --in-place --aggressive --aggressive .
    # create a pull request if autopep8 made changes
    - name: Create Pull Request
      uses: peter-evans/create-pull-request@v3
      with:
        commit-message: autopep8 action fixes
        title: Fixes by autopep8 action
        body: This is an auto-generated PR with fixes by autopep8.
        labels: autopep8, automated pr
        reviewers: abu271
        branch: autopep8-patches
    # lint code with flake8
    - name: Lint with flake8
      run: cd app && flake8
    # upload artifacts
    - name: Upload math result for job 1
      uses: actions/upload-artifact@v3
      with:
        name: bookapi-artifact
        path: |
            app/
            Dockerfile
            docker-compose.yml
            requirements.txt
            version.txt
        retention-days: 1

  test:
    name: Unit Tests
    runs-on: ubuntu-latest
    needs: build
    # create docker postgres container for testing
    services:
      postgres: 
        image: postgres:12.3-alpine
        env:
          POSTGRES_DB: github-workflow
          POSTGRES_USER: postgres
          POSTGRES_PASSWORD: superpassword
        ports: 
        - 5432:5432
        options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5
    steps:
      # download artifacts
      - name: Download artifact from Build
        uses: actions/download-artifact@v3
        with:
          name: bookapi-artifact
      # install python dependencies
      - name: Set up Python 3.8
        uses: actions/setup-python@v2
        with:
          python-version: 3.8
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
      # run python tests
      - name: Run test
        run: cd app && python manage.py test
        env:
          SYSTEM_ENV: GITHUB_WORKFLOW
  
  push_docker:
    name: Push to Docker Hub
    runs-on: ubuntu-latest
    needs: [test, build]
    steps:
    # download artifacts
    - name: Download artifact from Build
      uses: actions/download-artifact@v3
      with:
        name: bookapi-artifact
    # build & upload docker image
    - name: Docker login
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKER_USER }}
        password: ${{ secrets.DOCKER_PASSWORD }}
    - name: Extract version and set it to TAG env var
      run: |
        echo "TAG=$(cat version.txt)" >> $GITHUB_ENV
    - name: Build Docker image
      run: |
          docker build -t bookapi_v${{ env.TAG }} .
          docker tag bookapi_v${{ env.TAG }} ${{ secrets.DOCKER_USER }}/octo:bookapi_v${{ env.TAG }}
    - name: Upload Docker image to Docker Hub
      run: docker push ${{ secrets.DOCKER_USER }}/octo:bookapi_v${{ env.TAG }}