kafka.docker-compose.yml

services:
  zookeeper:
    image: confluentinc/cp-zookeeper:latest
    restart: unless-stopped
    ports:
      - "2181:2181"
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
      ALLOW_ANONYMOUS_LOGIN: "yes"
    volumes:
      - zookeeper_data:/var/lib/zookeeper/data
    networks:
      backendworks:
        aliases:
          - zookeeper
    healthcheck:
      test: ["CMD", "nc", "-z", "localhost", "2181"]
      interval: 10s
      timeout: 5s
      retries: 3

  kafka:
    image: confluentinc/cp-kafka:latest
    restart: unless-stopped
    ports:
      - "9093:9093"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_LISTENERS: INTERNAL://:9092,EXTERNAL://:9093
      KAFKA_ADVERTISED_LISTENERS: INTERNAL://kafka:9092,EXTERNAL://localhost:9093
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: INTERNAL:PLAINTEXT,EXTERNAL:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: INTERNAL
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: "true"
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
    volumes:
      - kafka_data:/var/lib/kafka/data
    networks:
      backendworks:
        aliases:
          - kafka
    depends_on:
      zookeeper:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "kafka-broker-api-versions", "--bootstrap-server", "localhost:9092"]
      interval: 10s
      timeout: 5s
      retries: 5

  kafka-ui:
    image: provectuslabs/kafka-ui:latest
    restart: unless-stopped
    ports:
      - "9090:8080"
    environment:
      KAFKA_CLUSTERS_0_NAME: local
      KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka:9092
      KAFKA_CLUSTERS_0_ZOOKEEPER: zookeeper:2181
    networks:
      - backendworks
    depends_on:
      kafka:
        condition: service_healthy
      zookeeper:
        condition: service_healthy

networks:
  backendworks:
    external: true

volumes:
  zookeeper_data:
    driver: local
  kafka_data:
    driver: local