container-deploy.yml

name: Container Image Deployment CI

on:
  push:
    branches:
      - main
      - deploy-*
    tags:
      - v*.*.*


# Note on secrets used for connection
# They are configured as environment secrets
# HOST is the internal ip of VM containing docker
# PROXY_HOST is the host of VMs
# USERNAME is the user used for operations
# SSH_PRIVATE_KEY is the private key (shared between VM and host)

jobs:
  deploy:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        env:
          # Note: env is also the name of the directory on the server
          - ${{ startsWith(github.ref, 'refs/tags/v') && 'open-prices-org' || 'open-prices-net' }}
    environment: ${{ matrix.env }}
    concurrency: ${{ matrix.env }}
    steps:
    - name: Set common variables
      run: |
        # We use the prod oauth server for all environments
        echo "SSH_PROXY_HOST=ovh1.openfoodfacts.org" >> $GITHUB_ENV
        echo "SSH_USERNAME=off" >> $GITHUB_ENV
    - name: Set various variable for staging (net) deployment
      if: matrix.env == 'open-prices-net'
      run: |
        echo "SSH_HOST=10.1.0.200" >> $GITHUB_ENV
        echo "ENVIRONMENT=net" >> $GITHUB_ENV
    - name: Set various variable for production deployment
      if: matrix.env == 'open-prices-org'
      run: |
        echo "SSH_HOST=10.1.0.201" >> $GITHUB_ENV
        echo "ENVIRONMENT=org" >> $GITHUB_ENV
    - name: Wait for docker image container build workflow
      uses: tomchv/wait-my-workflow@v1.1.0
      id: wait-build
      with:
        token: ${{ secrets.GITHUB_TOKEN }}
        checkName: build (api)
        ref: ${{ github.event.pull_request.head.sha || github.sha }}
        intervalSeconds: 10
        timeoutSeconds: 600 # 10m

    - name: Do something if build isn't launch
      if: steps.wait-build.outputs.conclusion == 'does not exist'
      run: echo job does not exist && true

    - name: Do something if build fail
      if: steps.wait-build.outputs.conclusion == 'failure'
      run: echo fail && false # fail if build fail

    - name: Do something if build timeout
      if: steps.wait-build.outputs.conclusion == 'timed_out'
      run: echo Timeout && false # fail if build time out

    - name: Checkout git repository
      uses: appleboy/ssh-action@master
      with:
        host: ${{ env.SSH_HOST }}
        username: ${{ env.SSH_USERNAME }}
        key: ${{ secrets.SSH_PRIVATE_KEY }}
        proxy_host: ${{ env.SSH_PROXY_HOST }}
        proxy_username: ${{ env.SSH_USERNAME }}
        proxy_key: ${{ secrets.SSH_PRIVATE_KEY }}
        script_stop: false
        script: |
          # Clone Git repository if not already there
          [ ! -d '${{ matrix.env }}' ] && git clone --depth 1 https://github.com/${{ github.repository }} ${{ matrix.env }} --no-single-branch 2>&1

          # Go to repository directory
          cd ${{ matrix.env }}

          # Fetch newest commits (in case it wasn't freshly cloned)
          git fetch --depth 1

          # Checkout current commit SHA
          git checkout -qf ${{ github.sha }}

    - name: Set environment variables
      uses: appleboy/ssh-action@master
      with:
        host: ${{ env.SSH_HOST }}
        username: ${{ env.SSH_USERNAME }}
        key: ${{ secrets.SSH_PRIVATE_KEY }}
        proxy_host: ${{ env.SSH_PROXY_HOST }}
        proxy_username: ${{ env.SSH_USERNAME }}
        proxy_key: ${{ secrets.SSH_PRIVATE_KEY }}
        script_stop: false
        script: |
          # Go to repository directory
          cd ${{ matrix.env }}

          mv .env .env-dev
          # init .env
          echo "# Env file generated by container-deploy action"> .env
          # Set Docker Compose variables
          echo "DOCKER_CLIENT_TIMEOUT=180" >> .env
          echo "COMPOSE_HTTP_TIMEOUT=180" >> .env
          echo "COMPOSE_PROJECT_NAME=open_prices" >> .env
          echo "COMPOSE_PATH_SEPARATOR=;" >> .env
          echo "COMPOSE_FILE=docker-compose.yml;docker/prod.yml" >> .env
          # Set docker variables
          echo "TAG=sha-${{ github.sha }}" >> .env
          echo "RESTART_POLICY=always" >> .env
          # Set App variables
          echo "API_PORT=8190" >> .env
          echo "DEBUG=False" >> .env
          echo 'ALLOWED_HOSTS=openfoodfacts-explorer.vercel.app,prices.openfoodfacts.net,prices.openfoodfacts.org' >> .env
          echo "OAUTH2_SERVER_URL=https://world.openfoodfacts.org/cgi/auth.pl" >> .env
          echo "SECRET_KEY=${{ secrets.DJANGO_SECRET_KEY }}" >> .env
          echo "SENTRY_DSN=${{ secrets.SENTRY_DSN }}" >> .env
          echo "POSTGRES_EXPOSE=127.0.0.1:5433" >> .env
          echo "POSTGRES_HOST=postgres.open_prices_default" >> .env
          echo "POSTGRES_DB=postgres" >> .env
          echo "POSTGRES_USER=postgres" >> .env
          echo "POSTGRES_PASSWORD=${{ secrets.POSTGRES_PASSWORD }}" >> .env
          echo "ENVIRONMENT=${{ env.ENVIRONMENT }}" >> .env

    - name: Create Docker volumes
      uses: appleboy/ssh-action@master
      with:
        host: ${{ env.SSH_HOST }}
        username: ${{ env.SSH_USERNAME }}
        key: ${{ secrets.SSH_PRIVATE_KEY }}
        proxy_host: ${{ env.SSH_PROXY_HOST }}
        proxy_username: ${{ env.SSH_USERNAME }}
        proxy_key: ${{ secrets.SSH_PRIVATE_KEY }}
        script_stop: false
        script: |
          cd ${{ matrix.env }}
          make create_external_volumes

    - name: Start services
      uses: appleboy/ssh-action@master
      with:
        host: ${{ env.SSH_HOST }}
        username: ${{ env.SSH_USERNAME }}
        key: ${{ secrets.SSH_PRIVATE_KEY }}
        proxy_host: ${{ env.SSH_PROXY_HOST }}
        proxy_username: ${{ env.SSH_USERNAME }}
        proxy_key: ${{ secrets.SSH_PRIVATE_KEY }}
        script_stop: false
        script: |
          cd ${{ matrix.env }}
          # Get the latest version (to apply migration next)
          make pull
          # Apply migrations
          make migrate-db
          # Launch new version
          make up
          # copy static files so they can be served by nginx
          make cp-static-files

    - name: Check services are up
      uses: appleboy/ssh-action@master
      id: livecheck
      if: ${{ always() }}
      with:
        host: ${{ env.SSH_HOST }}
        username: ${{ env.SSH_USERNAME }}
        key: ${{ secrets.SSH_PRIVATE_KEY }}
        proxy_host: ${{ env.SSH_PROXY_HOST }}
        proxy_username: ${{ env.SSH_USERNAME }}
        proxy_key: ${{ secrets.SSH_PRIVATE_KEY }}
        script_stop: false
        script: |
          cd ${{ matrix.env }}
          # Let 10s to the API to be up
          sleep 10
          make livecheck

    - name: Cleanup obsolete Docker objects
      uses: appleboy/ssh-action@master
      if: ${{ always() }}
      with:
        host: ${{ env.SSH_HOST }}
        username: ${{ env.SSH_USERNAME }}
        key: ${{ secrets.SSH_PRIVATE_KEY }}
        proxy_host: ${{ env.SSH_PROXY_HOST }}
        proxy_username: ${{ env.SSH_USERNAME }}
        proxy_key: ${{ secrets.SSH_PRIVATE_KEY }}
        script_stop: false
        script: |
          cd ${{ matrix.env }}
          make prune