docker-compose.yml

version: "3"
services:
  zookeeper:
    container_name: sample_kafka_zookeeper
    image: confluentinc/cp-zookeeper
    ports:
      - '2182:2181'
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
  kafka:
    container_name: sample_kafka_server 
    image: confluentinc/cp-kafka
    links:
      - zookeeper
    ports:
      - '9093:9093'
    healthcheck:
      test: /usr/bin/kafka-cluster cluster-id --bootstrap-server localhost:9093 || exit 1
      interval: 1s
      timeout: 60s
      retries: 60
    environment:
      KAFKA_BROKER_ID: 2 
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:2181'
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: 'PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT'
      KAFKA_ADVERTISED_LISTENERS: 'PLAINTEXT://kafka:29094,PLAINTEXT_HOST://localhost:9093'
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
      KAFKA_DEFAULT_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1