version: '2.2'

services:
  kafka_zookeeper:
    image: zookeeper:3.4.9
    hostname: kafka_zookeeper
    environment:
        ZOO_MY_ID: 1
        ZOO_PORT: 2181
        ZOO_SERVERS: server.1=kafka_zookeeper:2888:3888

  kafka1:
    image: confluentinc/cp-kafka:4.1.0
    hostname: kafka1
    ports:
      - "9092:9092"
    environment:
      KAFKA_ADVERTISED_LISTENERS: "PLAINTEXT://kafka1:9092"
      KAFKA_ZOOKEEPER_CONNECT: "kafka_zookeeper:2181"
      KAFKA_BROKER_ID: 1
      KAFKA_LOG4J_LOGGERS: "kafka.controller=INFO,kafka.producer.async.DefaultEventHandler=INFO,state.change.logger=INFO"
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
    depends_on:
      - kafka_zookeeper