version: '3'

services:
  mongodb:
    image: mongo:4.0.19
    environment:
      MONGO_INITDB_ROOT_USERNAME: mongouser
      MONGO_INITDB_ROOT_PASSWORD: mongopass
    ports:
      - 27017:27017
    volumes:
      - mongo_data:/data/db

  zookeeper:
    image: bitnami/zookeeper:3-debian-10
    ports:
      - 2181:2181
    volumes:
      - zookeeper_data:/bitnami
    environment:
      - ALLOW_ANONYMOUS_LOGIN=yes

  kafka:
    image: bitnami/kafka:2-debian-10
    ports:
      - 9092:9092
      - 9093:9093
    volumes:
      - kafka_data:/bitnami
    environment:
      - KAFKA_CFG_ZOOKEEPER_CONNECT=zookeeper:2181
      - ALLOW_PLAINTEXT_LISTENER=yes
      - KAFKA_ADVERTISED_HOST_NAME=kafka
      - KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP=CLIENT:PLAINTEXT,EXTERNAL:PLAINTEXT
      - KAFKA_CFG_LISTENERS=CLIENT://:9092,EXTERNAL://:9093
      - KAFKA_CFG_ADVERTISED_LISTENERS=CLIENT://kafka:9092,EXTERNAL://localhost:9093
      - KAFKA_INTER_BROKER_LISTENER_NAME=CLIENT
    depends_on:
      - zookeeper

  kafdrop:
    image: obsidiandynamics/kafdrop
    ports:
      - 9100:9000
    environment:
      - KAFKA_BROKERCONNECT=kafka:9092
      - JVM_OPTS=-Xms32M -Xmx64M
    depends_on:
      - kafka

volumes:
  zookeeper_data:
  kafka_data:
  mongo_data: