docker-compose.yml

version: '2'
services:
  zookeeper:
    container_name: zookeeper
    hostname: zookeeper
    image: confluentinc/cp-zookeeper:4.0.0
    ports:
      - "2181:2181"
    environment:
      ZOOKEEPER_CLIENT_PORT: "2181"

  kafka:
    container_name: kafka
    hostname: kafka
    image: confluentinc/cp-kafka:4.0.0
    depends_on:
      - zookeeper
    ports:
      - "9092:9092"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: "zookeeper:2181"
      KAFKA_ADVERTISED_LISTENERS: "PLAINTEXT://kafka:9092"
      KAFKA_LISTENERS: "PLAINTEXT://0.0.0.0:9092"
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1

  schema-registry:
    container_name: schema-registry
    hostname: schema-registry
    image: confluentinc/cp-schema-registry:4.0.0
    depends_on:
      - zookeeper
      - kafka
    ports:
      - "8081:8081"
    environment:
      SCHEMA_REGISTRY_KAFKASTORE_CONNECTION_URL: "zookeeper:2181"
      SCHEMA_REGISTRY_HOST_NAME: "schema-registry"
      SCHEMA_REGISTRY_LISTENERS: "http://schema-registry:8081"
      SCHEMA_REGISTRY_DEBUG: "true"