docker-compose.yaml

services:
  # ===========================================
  # 메인 애플리케이션 (Multi-Agent Chatbot)
  # ===========================================
  app:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: multi-agent-chatbot-app
    ports:
      - "8000:8000"
    depends_on:
      redis:
        condition: service_healthy
      elasticsearch:
        condition: service_healthy
      chroma:
        condition: service_started
    env_file:
      - .env
    environment:
      # Docker 내부 서비스 호스트명으로 오버라이드
      # Using local MySQL instead of Docker MySQL
      # - DATABASE_URL=mysql://${MYSQL_USER}:${MYSQL_PASSWORD}@mysql:3306/${MYSQL_DATABASE}
      - REDIS_HOST=redis
      - REDIS_PORT=6379
      - CHROMA_HOST=chroma
      - CHROMA_PORT=8000
      - ELASTICSEARCH_HOST=elasticsearch
      - ELASTICSEARCH_PORT=9200
      - PYTHONPATH=/app
      - ENVIRONMENT=production
    volumes:
      - ./logs:/app/logs
      - ./data:/app/data
      - ./backups:/app/backups
      - chatbot_embeddings:/app/data/embeddings
    networks:
      - chatbot-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/health"]
      interval: 30s
      timeout: 10s
      retries: 5
      start_period: 60s

  # ===========================================
  # MySQL 데이터베이스 (로컬 MySQL 사용으로 주석처리)
  # ===========================================
  # mysql:
  #   image: mysql:8.0
  #   container_name: multi-agent-mysql
  #   ports:
  #     - "3306:3306"
  #   env_file:
  #     - .env
  #   environment:
  #     - MYSQL_ROOT_PASSWORD=${MYSQL_ROOT_PASSWORD}
  #     - MYSQL_DATABASE=${MYSQL_DATABASE}
  #     - MYSQL_USER=${MYSQL_USER}
  #     - MYSQL_PASSWORD=${MYSQL_PASSWORD}
  #     - MYSQL_CHARACTER_SET_SERVER=utf8mb4
  #     - MYSQL_COLLATION_SERVER=utf8mb4_unicode_ci
  #   volumes:
  #     - mysql_data:/var/lib/mysql
  #     - ./scripts/init-mysql.sql:/docker-entrypoint-initdb.d/init.sql:ro
  #   networks:
  #     - chatbot-network
  #   restart: unless-stopped
  #   command: >
  #     --default-authentication-plugin=mysql_native_password
  #     --character-set-server=utf8mb4
  #     --collation-server=utf8mb4_unicode_ci
  #     --sql-mode=STRICT_TRANS_TABLES,NO_ZERO_DATE,NO_ZERO_IN_DATE,ERROR_FOR_DIVISION_BY_ZERO
  #   healthcheck:
  #     test: ["CMD", "mysqladmin", "ping", "-h", "localhost", "-u", "${MYSQL_USER}", "-p${MYSQL_PASSWORD}"]
  #     interval: 30s
  #     timeout: 10s
  #     retries: 5
  #     start_period: 60s

  # ===========================================
  # Redis (세션 관리 및 캐시)
  # ===========================================
  redis:
    image: redis:7-alpine
    container_name: multi-agent-redis
    ports:
      - "6379:6379"
    volumes:
      - redis_data:/data
      # - ./config/redis.conf:/usr/local/etc/redis/redis.conf:ro
    networks:
      - chatbot-network
    restart: unless-stopped
    command: redis-server
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 30s

  # ===========================================
  # Elasticsearch (검색 엔진)
  # ===========================================
  elasticsearch:
    image: elasticsearch:8.11.0
    container_name: multi-agent-elasticsearch
    ports:
      - "9200:9200"
      - "9300:9300"
    environment:
      - node.name=elasticsearch-node
      - cluster.name=chatbot-cluster
      - discovery.type=single-node
      - bootstrap.memory_lock=true
      - xpack.security.enabled=false
      - xpack.security.enrollment.enabled=false
      - "ES_JAVA_OPTS=-Xms1g -Xmx1g"
    volumes:
      - elasticsearch_data:/usr/share/elasticsearch/data
      - ./config/elasticsearch.yml:/usr/share/elasticsearch/config/elasticsearch.yml:ro
    networks:
      - chatbot-network
    restart: unless-stopped
    ulimits:
      memlock:
        soft: -1
        hard: -1
    healthcheck:
      test: ["CMD-SHELL", "curl -f http://localhost:9200/_cluster/health?wait_for_status=green&timeout=1s || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 5
      start_period: 60s

  # ===========================================
  # ChromaDB (벡터 데이터베이스)
  # ===========================================
  chroma:
    image: chromadb/chroma:latest
    container_name: multi-agent-chroma
    ports:
      - "8001:8000"
    environment:
      - CHROMA_SERVER_HOST=0.0.0.0
      - CHROMA_SERVER_HTTP_PORT=8000
      - CHROMA_SERVER_CORS_ALLOW_ORIGINS=["*"]
      - ANONYMIZED_TELEMETRY=False
      - ALLOW_RESET=True
    volumes:
      - chroma_data:/chroma/chroma
      - ./data/embeddings:/app/embeddings
    networks:
      - chatbot-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/api/v1/version"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 30s

  # ===========================================
  # Zookeeper (Kafka 의존성)
  # ===========================================
  zookeeper:
    image: confluentinc/cp-zookeeper:7.4.0
    container_name: multi-agent-zookeeper
    ports:
      - "2181:2181"
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    volumes:
      - zookeeper_data:/var/lib/zookeeper/data
      - zookeeper_log:/var/lib/zookeeper/log
    networks:
      - chatbot-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "bash", "-c", "echo 'ruok' | nc localhost 2181"]
      interval: 10s
      timeout: 5s
      retries: 5

  # ===========================================
  # Kafka (CDC 및 이벤트 스트리밍)
  # ===========================================
  kafka:
    image: confluentinc/cp-kafka:7.4.0
    container_name: multi-agent-kafka
    depends_on:
      zookeeper:
        condition: service_healthy
    ports:
      - "9092:9092"
      - "9101:9101"
    environment:
      KAFKA_BROKER_ID: 1
      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_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_TRANSACTION_STATE_LOG_MIN_ISR: 1
      KAFKA_TRANSACTION_STATE_LOG_REPLICATION_FACTOR: 1
      KAFKA_GROUP_INITIAL_REBALANCE_DELAY_MS: 0
      KAFKA_JMX_PORT: 9101
      KAFKA_JMX_HOSTNAME: localhost
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: 'true'
    volumes:
      - kafka_data:/var/lib/kafka/data
    networks:
      - chatbot-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "bash", "-c", "kafka-broker-api-versions --bootstrap-server localhost:9092"]
      interval: 30s
      timeout: 10s
      retries: 5
      start_period: 60s

  # ===========================================
  # 선택사항: Nginx (리버스 프록시)
  # ===========================================
  nginx:
    image: nginx:alpine
    container_name: multi-agent-nginx
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - ./config/nginx.conf:/etc/nginx/nginx.conf:ro
      - ./ssl:/etc/nginx/ssl:ro
    depends_on:
      - app
    networks:
      - chatbot-network
    restart: unless-stopped
    profiles:
      - production  # docker-compose --profile production up 으로 실행시에만 시작

  # ===========================================
  # 선택사항: Prometheus (모니터링)
  # ===========================================
  prometheus:
    image: prom/prometheus:latest
    container_name: multi-agent-prometheus
    ports:
      - "9090:9090"
    volumes:
      - ./config/prometheus.yml:/etc/prometheus/prometheus.yml:ro
      - prometheus_data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--web.console.libraries=/etc/prometheus/console_libraries'
      - '--web.console.templates=/etc/prometheus/consoles'
      - '--storage.tsdb.retention.time=200h'
      - '--web.enable-lifecycle'
    networks:
      - chatbot-network
    restart: unless-stopped
    profiles:
      - monitoring

  # ===========================================
  # 선택사항: Grafana (대시보드)
  # ===========================================
  grafana:
    image: grafana/grafana:latest
    container_name: multi-agent-grafana
    ports:
      - "3000:3000"
    environment:
      - GF_SECURITY_ADMIN_USER=admin
      - GF_SECURITY_ADMIN_PASSWORD=grafana123
    volumes:
      - grafana_data:/var/lib/grafana
      - ./config/grafana/datasources:/etc/grafana/provisioning/datasources
      - ./config/grafana/dashboards:/etc/grafana/provisioning/dashboards
    depends_on:
      - prometheus
    networks:
      - chatbot-network
    restart: unless-stopped
    profiles:
      - monitoring

# ===========================================
# 네트워크 설정
# ===========================================
networks:
  chatbot-network:
    driver: bridge
    ipam:
      config:
        - subnet: 172.20.0.0/16

# ===========================================
# 볼륨 설정 (데이터 지속성)
# ===========================================
volumes:
  mysql_data:
    driver: local
  redis_data:
    driver: local
  elasticsearch_data:
    driver: local
  chroma_data:
    driver: local
  chatbot_embeddings:
    driver: local
  prometheus_data:
    driver: local
  grafana_data:
    driver: local
  zookeeper_data:
    driver: local
  zookeeper_log:
    driver: local
  kafka_data:
    driver: local