docker-compose.yml

version: '3.7'
services:
  kafka:
    image: bitnami/kafka:3.6.1
    ports:
      - "9092:9092"
    environment:
      KAFKA_CFG_PROCESS_ROLES: broker,controller
      KAFKA_CFG_CONTROLLER_LISTENER_NAMES: CONTROLLER
      KAFKA_CFG_LISTENERS: INTERNAL://:9093,CONTROLLER://:9094,EXTERNAL://:9092
      KAFKA_CFG_ADVERTISED_LISTENERS: INTERNAL://kafka:9093,EXTERNAL://localhost:9092
      KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP: INTERNAL:PLAINTEXT,CONTROLLER:PLAINTEXT,EXTERNAL:PLAINTEXT
      KAFKA_CFG_NODE_ID: '1'
      KAFKA_CFG_CONTROLLER_QUORUM_VOTERS: 1@kafka:9094
      ALLOW_PLAINTEXT_LISTENER: 'yes'
      KAFKA_CFG_AUTO_CREATE_TOPICS_ENABLE: 'true'
      KAFKA_CFG_INTER_BROKER_LISTENER_NAME: INTERNAL

  schema_registry:
    image: confluentinc/cp-schema-registry:5.5.15-1-ubi8
    depends_on:
      - kafka
    ports:
      - "8081:8081"
    environment:
      SCHEMA_REGISTRY_KAFKASTORE_BOOTSTRAP_SERVERS: PLAINTEXT://kafka:9093
      SCHEMA_REGISTRY_HOST_NAME: localhost
    healthcheck:
      test: [ "CMD", "curl", "-f", "http://localhost:8081/config" ]
      interval: 2s
      timeout: 60s
      retries: 30