docker-compose.yaml

# Docker compose for demonstration of the MySQL monitor application

version: '3'
services:
  mysql-monitor:
    build:
      context: .
      dockerfile: docker/monitor/Dockerfile
    image: mysql-monitor
    volumes:
      # Mounting just the data dir is required to persist state across restarts
      #- ./data:/usr/src/app/data
      # Mount the whole app for editing source without rebuilding
      - .:/usr/src/app
    depends_on:
      - db
      - queue

  # Small demo database instance
  db:
    build:
      context: .
      dockerfile: docker/db/Dockerfile
    image: db
    environment:
      MYSQL_ROOT_PASSWORD: monitor
      MYSQL_USER: monitor
      MYSQL_PASSWORD: monitor
      MYSQL_DATABASE: monitor_test
    ports:
      - "3306:3306"

  queue:
    image: rabbitmq:3.7-alpine
    ports:
      - "5672:5672"

  # Simple subscriber script to demonstrate the system is working and see what messages will look like
  subscriber:
    build:
      context: .
      dockerfile: docker/subscriber/Dockerfile
    image: subscriber
    depends_on:
      - queue