docker-compose.yml

version: '2.2'
services:
  zookeeper:
    image: confluentinc/cp-zookeeper:5.2.1
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
  kafka-1:
    image: confluentinc/cp-kafka:5.2.1
    depends_on:
      - zookeeper
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper
      KAFKA_ADVERTISED_LISTENERS: HOST://127.0.0.1:9092,PLAINTEXT://kafka-1:19092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: HOST:PLAINTEXT,PLAINTEXT:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      CONFLUENT_SUPPORT_METRICS_ENABLE: 'false'
    ports:
      - 127.0.0.1:9092:9092
  kafka-2:
    image: confluentinc/cp-kafka:5.2.1
    depends_on:
      - zookeeper
    environment:
      KAFKA_BROKER_ID: 2
      KAFKA_ZOOKEEPER_CONNECT: zookeeper
      KAFKA_ADVERTISED_LISTENERS: HOST://127.0.0.1:9093,PLAINTEXT://kafka-2:19092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: HOST:PLAINTEXT,PLAINTEXT:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      CONFLUENT_SUPPORT_METRICS_ENABLE: 'false'
    ports:
      - 127.0.0.1:9093:9093
  kafka-3:
    image: confluentinc/cp-kafka:5.2.1
    depends_on:
      - zookeeper
    environment:
      KAFKA_BROKER_ID: 3
      KAFKA_ZOOKEEPER_CONNECT: zookeeper
      KAFKA_ADVERTISED_LISTENERS: HOST://127.0.0.1:9094,PLAINTEXT://kafka-3:19092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: HOST:PLAINTEXT,PLAINTEXT:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      CONFLUENT_SUPPORT_METRICS_ENABLE: 'false'
    ports:
      - 127.0.0.1:9094:9094

  schema-registry:
    image: confluentinc/cp-schema-registry:5.2.1
    depends_on:
      - zookeeper
      - kafka-1
      - kafka-2
      - kafka-3
    ports:
      - 127.0.0.1:8081:8081
    environment:
      SCHEMA_REGISTRY_HOST_NAME: schema-registry
      # SCHEMA_REGISTRY_KAFKASTORE_BOOTSTRAP_SERVERS: DOCKER://kafka-1:19092
      SCHEMA_REGISTRY_KAFKASTORE_CONNECTION_URL: zookeeper:2181
      SCHEMA_REGISTRY_LISTENERS: http://0.0.0.0:8081

  ksql-server:
    image: confluentinc/cp-ksql-server:5.2.1
    depends_on:
      - kafka-1
      - kafka-2
      - kafka-3
      - schema-registry
    ports:
      - 127.0.0.1:8088:8088
    environment:
      KSQL_BOOTSTRAP_SERVERS: kafka-1:19092
      KSQL_LISTENERS: http://0.0.0.0:8088
      KSQL_KSQL_SCHEMA_REGISTRY_URL: http://schema-registry:8081