docker-compose.yml

version: '3.6'
services:
  zookeeper:
    image: confluentinc/cp-zookeeper:7.3.3
    hostname: zookeeper
    container_name: zookeeper
    ports:
      - '2181:2181'
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
    healthcheck:
      test: ['CMD-SHELL', 'nc -zv localhost 2181 && exit 0 || exit 1']

  broker:
    image: confluentinc/cp-enterprise-kafka:7.3.3
    hostname: broker
    container_name: broker
    depends_on:
      - zookeeper
    ports:
      - '9092:9092'
      - '29092:29092'
    healthcheck:
      test: ['CMD-SHELL', 'nc -zv localhost 9092 && exit 0 || exit 1']
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:2181'
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://broker:29092,PLAINTEXT_HOST://localhost:9092
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0

  schema-registry:
    image: confluentinc/cp-schema-registry:7.3.3
    hostname: schema-registry
    container_name: schema-registry
    depends_on:
      - zookeeper
      - broker
    ports:
      - '8081:8081'
    healthcheck:
      test: ['CMD-SHELL', 'nc -zv localhost 8081 && exit 0 || exit 1']
    environment:
      SCHEMA_REGISTRY_HOST_NAME: schema-registry
      SCHEMA_REGISTRY_KAFKASTORE_BOOTSTRAP_SERVERS: 'broker:29092'
      SCHEMA_REGISTRY_LISTENERS: 'http://0.0.0.0:8081'
      SCHEMA_REGISTRY_KAFKASTORE_CONNECTION_URL: 'zookeeper:2181'

  rest-proxy:
    image: confluentinc/cp-kafka-rest:7.3.3
    depends_on:
      - zookeeper
      - broker
      - schema-registry
    ports:
      - 8082:8082
    healthcheck:
      test: ['CMD-SHELL', 'nc -zv localhost 8082 && exit 0 || exit 1']
    hostname: rest-proxy
    container_name: rest-proxy
    environment:
      KAFKA_REST_HOST_NAME: rest-proxy
      KAFKA_REST_BOOTSTRAP_SERVERS: 'broker:29092'
      KAFKA_REST_LISTENERS: 'http://0.0.0.0:8082'
      KAFKA_REST_SCHEMA_REGISTRY_URL: 'http://schema-registry:8081'