version: '3'
services:
  kafka:
    image: confluentinc/cp-kafka:5.0.1
    environment:
      - KAFKA_ZOOKEEPER_CONNECT=zookeeper:32181
      - KAFKA_ADVERTISED_LISTENERS=PLAINTEXT://localhost:29092
      - KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR=1
    ports:
      - 29092:29092
    depends_on:
      - zookeeper
  zookeeper:
    image: confluentinc/cp-zookeeper:5.0.1
    environment:
      - ZOOKEEPER_CLIENT_PORT=32181
      - ZOOKEEPER_TICK_TIME=2000
      - ZOOKEEPER_SYNC_LIMIT=2
    expose:
      - 32181/tcp
    ports:
      - 32181:32181