simple kafka

docker-compose.yaml

version: '2'

services:
  zookeeper:
    image: confluentinc/cp-zookeeper:latest
    environment:
      ZOOKEEPER_SERVER_ID: 1
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
      ZOOKEEPER_INIT_LIMIT: 5
      ZOOKEEPER_SYNC_LIMIT: 2
    ports:
      - "22181:2181"

  kafka:
    image: confluentinc/cp-kafka:latest
    depends_on:
      - zookeeper
    ports:
      - "9092:9092"
      - "29092:29092"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: 'zookeeper:2181'
      KAFKA_LISTENERS: INTERNAL://kafka:29092,EXTERNAL://kafka:9092
      KAFKA_ADVERTISED_LISTENERS: INTERNAL://kafka:29092,EXTERNAL://localhost:9092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: INTERNAL:PLAINTEXT,EXTERNAL:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: INTERNAL
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
      
# (homebrew 기준, brew install kakfa)
# 토픽 목록 조회 /opt/homebrew/bin/kafka-topics --list --bootstrap-server localhost:9092
# 메시지 발행 /opt/homebrew/bin/kafka-console-producer --bootstrap-server localhost:9092 --topic hello 
# 메시지 소비 /opt/homebrew/bin/kafka-console-consumer --bootstrap-server localhost:9092 --topic hello