docker-compose.yml

services:
  postgres:
    image: postgres:17
    environment:
      POSTGRES_DB: http_header_demo
      POSTGRES_USER: header_user
      POSTGRES_PASSWORD: header_password
    volumes:
      - postgres_data:/var/lib/postgresql/data
      - ./data:/tmp/data
    ports:
      - "5432:5432"
    command: ["postgres", "-c", "max_connections=500", "-c", "shared_buffers=512MB"]
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U header_user -d http_header_demo"]
      interval: 10s
      timeout: 10s
      retries: 10

  header-testing-server:
    # This is required for running desktop linux browsers
    # It is possible to run on arm Macs, but the performance is not good
    # If only the WPT-HeaderTesting backend server is required, comment this line out on other platforms
    platform: linux/amd64  
    shm_size: 2g # Required for running desktop browsers
    build: .
    depends_on:
      postgres:
        condition: service_healthy
    environment:
      DB_HOST: postgres
      DB_PORT: 5432
      DB_USER: header_user
      DB_PASSWORD: header_password
      DB_NAME: http_header_demo
    ports:
      - "80:80" # WPT-HeaderTesting server on HTTP: change port or disable if port is blocked
      - "443:443" # WPT-HeaderTesting server on HTTPS: change port or disable if port is blocked
      - "8888:8888" # Jupyter Lap for analysis: change port or disable if port is blocked
      # - "5900:5900" # VNC viewer, enable to watch headful browsers in the Docker container
    volumes:
      - .:/app
    cap_add:
      - NET_BIND_SERVICE
    restart: unless-stopped
    command: [
      "poetry", "run", "-C", "/app/_hp", "python", "/app/wpt", "serve", "--config", "/app/_hp/wpt-config.json"
      # Alternative server that restarts the server every 600s (required if server is internet-reachable)
      # "poetry", "run", "-C", "/app/_hp", "python", "/app/server.py"
    ]

volumes:
  postgres_data: