docker-compose.yml

services:


  # application api service
  api:
    build:
      context: .
      # building the image using Dockerfile
      dockerfile: Dockerfile
    # container name
    container_name: dp_api
    ports:
      # mapping the port 8000 of the container to port 8001 of the host machine
      - "8001:8000"
    env_file:
    # using the environment variables from the .env.dockerfile file
      - .env.dockerfile
    depends_on:
      mysql:
        # ensuring that mysql service is healthy before starting the api service
        condition: service_healthy
      redis:
        # redis service should be started before starting the api service
        condition: service_started
    volumes:
    # mounting the app and data directories from the host to the container
      - ./app:/PythonDocumentProcessorOCR/app
      - ./data:/app/data


  # celery worker service
  worker:
    build:
      context: .
      # building the image using Dockerfile
      dockerfile: worker.Dockerfile
    # container name
    container_name: dp_worker
    env_file:
    # using the environment variables from the .env.dockerfile file
      - .env.dockerfile
    depends_on:
      mysql:
        # ensuring that mysql service is healthy before starting the api service
        condition: service_healthy
      redis:
        # redis service should be started before starting the api service
        condition: service_started
    volumes:
    # mounting the app and data directories from the host to the container
      - ./app:/PythonDocumentProcessorOCR/app
      - ./data:/app/data
    # command to start the celery worker with the specified queue  
    command: ["celery", "-A", "app.workers.celery_app.celery", "worker", "--loglevel=INFO", "-Q", "documents"]


  # mysql database service
  mysql:
    # pulling the mysql 8 image from docker hub
    image: mysql:8
    # container name
    container_name: dp_mysql
    # setting the root password and database name using environment variables
    environment:
      MYSQL_ROOT_PASSWORD: "Dharmilal7186"
      MYSQL_DATABASE: DOCUMENT_OCR
    ports:
    # mapping the port 3306 of the container to port 3307 of the host machine
      - "3307:3306"
    volumes:
    # mounting a named volume to persist mysql data
      - mysql_data:/var/lib/mysql
    healthcheck:
    # checking the health of the mysql service
      test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-uroot", "-pDharmilal7186"]
      interval: 5s
      timeout: 3s
      retries: 20
      start_period: 10s


  # redis service
  redis:
    # pulling the redis 7 image from docker hub
    image: redis:7
    # container name
    container_name: dp_redis
    ports:
    # mapping the port 6379 of the container to port 6380 of the host machine
      - "6380:6379"


# define named volumes
volumes:
  mysql_data: