docker-compose.yml

version: "3.9"
services:
  zookeeper:
    image: confluentinc/cp-zookeeper:latest
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181

  kafka:
    image: confluentinc/cp-kafka:latest
    depends_on:
      - zookeeper
    ports:
      - 9092:9092
    environment:
      KAFKA_BROKER_ID: 1
      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_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      KAFKA_DEFAULT_REPLICATION_FACTOR: 1
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1

  producer:
    build:
      context: ./producer
      dockerfile: Dockerfile
    ports:
      - 8080:8080
    depends_on:
      - zookeeper
      - kafka

  consumer:
    build:
      context: ./consumer
      dockerfile: Dockerfile
    ports:
      - 8081:8081
    depends_on:
      - zookeeper
      - kafka