docker-compose.yml

version: '3.8'

services:
  kafka: # https://hub.docker.com/r/confluentinc/cp-kafka
    environment:
      KAFKA_ZOOKEEPER_CONNECT: 'zooKeeper:2181'
      KAFKA_ADVERTISED_LISTENERS: 'PLAINTEXT://kafka:29092,PLAINTEXT_HOST://localhost:9092'
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: 'PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT'
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: 'true'
      KAFKA_BROKER_ID: 1
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
    depends_on:
      - zooKeeper
    image: 'confluentinc/cp-kafka:5.5.3'
    ports:
      - '9092:9092'
    healthcheck:
      test: ["CMD", "nc", "-z", "localhost", "9092"]
      interval: 1s
      timeout: 60s
      retries: 60

  zooKeeper: # https://hub.docker.com/r/confluentinc/cp-zookeeper
    environment:
      ZOOKEEPER_CLIENT_PORT: '2181'
    image: 'confluentinc/cp-zookeeper:5.2.2'
    ports:
      - '2181:2181'
    healthcheck:
      test: echo ruok | nc 127.0.0.1 2181 || exit 1
      interval: 2s
      timeout: 5s
      retries: 20

  schemaRegistry: # https://hub.docker.com/r/confluentinc/cp-schema-registry
    environment:
      SCHEMA_REGISTRY_KAFKASTORE_CONNECTION_URL: 'zooKeeper:2181'
      SCHEMA_REGISTRY_HOST_NAME: localhost
    image: 'confluentinc/cp-schema-registry:5.5.3'
    ports:
      - '8982:8081'
    depends_on:
      - kafka
    healthcheck:
      test:  "curl --output /dev/null --silent --head --fail http://localhost:8081/subjects"
      interval: 30s
      timeout: 10s
      retries: 10

  avro_tools: # https://hub.docker.com/r/kpnnl/avro-tools
    image: kpnnl/avro-tools:1.12.0
    ports:
      - '9999:9999'