docker-compose.yml

---
version: '3'

services:
  zookeeper:
    image: confluentinc/cp-zookeeper:6.0.0
    hostname: zookeeper
    container_name: zookeeper
    ports:
      - "32181:32181"
    environment:
      ZOOKEEPER_CLIENT_PORT: 32181
      ZOOKEEPER_TICK_TIME: 2000

  kafka:
    image: confluentinc/cp-enterprise-kafka:6.0.0
    hostname: kafka
    container_name: kafka
    depends_on:
      - zookeeper
    ports:
      - "29092:29092"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:32181'
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:9092,PLAINTEXT_HOST://localhost:29092
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
    working_dir: /data
    volumes:
      - ./data:/data

  kafka-create-topics:
    image: confluentinc/cp-enterprise-kafka:6.0.0
    depends_on:
      - kafka
    hostname: kafka-create-topics
    command: ["bash", "./create-topics.sh"]
    working_dir: /scripts
    volumes:
      - ./scripts:/scripts

  schema-registry:
    image: confluentinc/cp-schema-registry:6.0.0
    depends_on:
      - zookeeper
      - kafka
    environment:
      SCHEMA_REGISTRY_HOST_NAME: schema-registry
      SCHEMA_REGISTRY_KAFKASTORE_CONNECTION_URL: zookeeper:32181
    ports:
      - "8081:8081"