version: '3.7'

services:
  zookeeper:
    image: bitnami/zookeeper:latest
    container_name: zookeeper
    ports:
      - "2181:2181"
    environment:
      - ALLOW_ANONYMOUS_LOGIN=yes
    volumes:
      - zookeeper_data:/bitnami/zookeeper

  kafka:
    image: bitnami/kafka:latest
    container_name: kafka
    ports:
      - "9092:9092"
      - "9093:9093"  # If you need external access from the host on a different port
    environment:
      - KAFKA_CFG_ZOOKEEPER_CONNECT=zookeeper:2181
      - KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP=PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      - KAFKA_CFG_LISTENERS=PLAINTEXT://:9092,PLAINTEXT_HOST://:9093
      - KAFKA_CFG_ADVERTISED_LISTENERS=PLAINTEXT://kafka:9092,PLAINTEXT_HOST://localhost:9093
      - KAFKA_CFG_AUTO_CREATE_TOPICS_ENABLE=true
      - KAFKA_CFG_DELETE_TOPIC_ENABLE=true
      - ALLOW_PLAINTEXT_LISTENER=yes
    volumes:
      - kafka_data:/bitnami/kafka
    depends_on:
      - zookeeper

  kafdrop:
    image: obsidiandynamics/kafdrop
    container_name: kafdrop
    ports:
      - "9000:9000"
    environment:
      - KAFKA_BROKERCONNECT=kafka:9092
      - JVM_OPTS=-Xms32m -Xmx64m
    depends_on:
      - kafka

volumes:
  zookeeper_data:
  kafka_data: