Kafka & KafDrop in Docker

docker-compose.yml

version: '2'

services:
  zookeeper:
    image: "wurstmeister/zookeeper"
    ports:
      - "2181:2181"
  broker:
    image: "wurstmeister/kafka"
    ports:
      - "9092:9092"
    environment:
      KAFKA_ZOOKEEPER_CONNECT: "zookeeper:2181"
      KAFKA_LISTENERS: "INTERNAL://:29092,EXTERNAL://:9092"
      KAFKA_ADVERTISED_LISTENERS: "INTERNAL://broker:29092,EXTERNAL://localhost:9092"
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: "INTERNAL:PLAINTEXT,EXTERNAL:PLAINTEXT"
      KAFKA_INTER_BROKER_LISTENER_NAME: "INTERNAL"
      KAFKA_CREATE_TOPICS: "my-topic:1:1"
    depends_on:
      - zookeeper
  broker_ui:
    image: "obsidiandynamics/kafdrop"
    ports:
      - "9000:9000"
    environment:
      KAFKA_BROKERCONNECT: "broker:29092"
      JVM_OPTS: "-Xms16M -Xmx48M -Xss180K -XX:-TieredCompilation -XX:+UseStringDeduplication -noverify"
    depends_on:
      - broker