---
zookeeper:
  image: confluentinc/cp-zookeeper
  ports:
    - "2181:2181"
  environment:
    ZOOKEEPER_CLIENT_PORT: 2181
    ZOOKEEPER_TICK_TIME: 2000
kafka:
  image: confluentinc/cp-kafka
  links:
    - zookeeper
  ports:
    - "9092:9092"
  environment:
    KAFKA_BROKER_ID: 1
    KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:2181'
    KAFKA_ADVERTISED_LISTENERS: 'PLAINTEXT://localhost:9092'
    KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
    KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
    KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
    KAFKA_DEFAULT_REPLICATION_FACTOR: 1
    KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1