docker-compose.yaml

version: "3"

services:
  # Zookeeper service
  zookeeper:
    image: confluentinc/cp-zookeeper
    container_name: zookeeper
    networks:
      - kafka-net
    ports:
      - "2181:2181"
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000

  # Kafka service
  kafka:
    image: confluentinc/cp-kafka
    container_name: kafka
    networks:
      - kafka-net
    depends_on:
      - zookeeper
    ports:
      - "9092:9092"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ADVERTISED_HOST_NAME: kafka:9092
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:29092,PLAINTEXT_HOST://localhost:9092
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      # Uncomment and configure additional Kafka parameters if needed
      # KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      # KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
      # KAFKA_CONFLUENT_LICENSE_TOPIC_REPLICATION_FACTOR: 1
      # KAFKA_CONFLUENT_BALANCER_TOPIC_REPLICATION_FACTOR: 1
      # KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      # KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1

networks:
  kafka-net:
    driver: bridge