2f47193059
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- 新增storage_service.py封装MinIO操作 - 修改upload.py使用storage_service上传文件 - 修改course_service.py使用storage_service删除文件 - 适配preview.py支持从MinIO获取文件 - 适配knowledge_analysis_v2.py支持MinIO存储 - 在config.py添加MinIO配置项 - 添加minio依赖到requirements.txt 支持特性： - 自动降级到本地存储（MinIO不可用时） - 保持URL格式兼容（/static/uploads/） - 文件自动缓存到本地（用于预览和分析） Co-authored-by: Cursor <cursoragent@cursor.com>
390 lines
14 KiB
Python
390 lines
14 KiB
Python
"""
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系统配置
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支持两种配置来源：
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1. 环境变量 / .env 文件（传统方式，向后兼容）
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2. 数据库 tenant_configs 表（新方式，支持热更新）
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配置优先级：数据库 > 环境变量 > 默认值
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"""
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import os
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import json
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from functools import lru_cache
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from typing import Optional, Any
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from pydantic import Field, field_validator
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from pydantic_settings import BaseSettings
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class Settings(BaseSettings):
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"""系统配置"""
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# 应用基础配置
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APP_NAME: str = "KaoPeiLian"
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APP_VERSION: str = "1.0.0"
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# DEBUG 模式：生产环境必须设置为 False
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# 通过环境变量 DEBUG=false 或在 .env 文件中设置
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DEBUG: bool = Field(default=False, description="调试模式，生产环境必须设置为 False")
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# 租户配置（用于多租户部署）
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TENANT_CODE: str = Field(default="demo", description="租户编码，如 hua, yy, hl")
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# 服务器配置
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HOST: str = Field(default="0.0.0.0")
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PORT: int = Field(default=8000)
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# 数据库配置
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DATABASE_URL: Optional[str] = Field(default=None)
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MYSQL_HOST: str = Field(default="localhost")
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MYSQL_PORT: int = Field(default=3306)
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MYSQL_USER: str = Field(default="root")
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MYSQL_PASSWORD: str = Field(default="password")
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MYSQL_DATABASE: str = Field(default="kaopeilian")
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@property
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def database_url(self) -> str:
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"""构建数据库连接URL"""
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if self.DATABASE_URL:
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return self.DATABASE_URL
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# 使用urllib.parse.quote_plus来正确编码特殊字符
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import urllib.parse
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password = urllib.parse.quote_plus(self.MYSQL_PASSWORD)
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return f"mysql+aiomysql://{self.MYSQL_USER}:{password}@{self.MYSQL_HOST}:{self.MYSQL_PORT}/{self.MYSQL_DATABASE}?charset=utf8mb4"
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# Redis配置
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REDIS_URL: str = Field(default="redis://localhost:6379/0")
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# JWT配置
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# 安全警告：必须在生产环境设置 SECRET_KEY 环境变量
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# 可以使用命令生成：python -c "import secrets; print(secrets.token_urlsafe(32))"
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SECRET_KEY: str = Field(
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default="INSECURE-DEFAULT-KEY-CHANGE-IN-PRODUCTION",
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description="JWT 密钥，生产环境必须通过环境变量设置安全的随机密钥"
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)
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ALGORITHM: str = Field(default="HS256")
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ACCESS_TOKEN_EXPIRE_MINUTES: int = Field(default=30)
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REFRESH_TOKEN_EXPIRE_DAYS: int = Field(default=7)
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# 跨域配置
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CORS_ORIGINS: list[str] = Field(
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default=[
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"http://localhost:3000",
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"http://localhost:3001",
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"http://localhost:5173",
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"http://127.0.0.1:3000",
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"http://127.0.0.1:3001",
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"http://127.0.0.1:5173",
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]
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)
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@field_validator('CORS_ORIGINS', mode='before')
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@classmethod
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def parse_cors_origins(cls, v):
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"""解析 CORS_ORIGINS 环境变量（支持 JSON 格式字符串）"""
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if isinstance(v, str):
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try:
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return json.loads(v)
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except json.JSONDecodeError:
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# 如果不是 JSON 格式，尝试按逗号分割
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return [origin.strip() for origin in v.split(',')]
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return v
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# 日志配置
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LOG_LEVEL: str = Field(default="INFO")
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LOG_FORMAT: str = Field(default="text") # text 或 json
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LOG_DIR: str = Field(default="logs")
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# 上传配置
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UPLOAD_DIR: str = Field(default="uploads")
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MAX_UPLOAD_SIZE: int = Field(default=15 * 1024 * 1024) # 15MB
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@property
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def UPLOAD_PATH(self) -> str:
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"""获取上传文件的完整路径"""
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import os
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return os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))), self.UPLOAD_DIR)
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# MinIO对象存储配置
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MINIO_ENABLED: bool = Field(default=True, description="是否启用MinIO存储")
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MINIO_ENDPOINT: str = Field(default="kaopeilian-minio:9000", description="MinIO服务地址")
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MINIO_ACCESS_KEY: str = Field(default="kaopeilian_admin", description="MinIO访问密钥")
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MINIO_SECRET_KEY: str = Field(default="KplMinio2026!@#", description="MinIO秘密密钥")
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MINIO_SECURE: bool = Field(default=False, description="是否使用HTTPS")
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MINIO_PUBLIC_URL: str = Field(default="", description="MinIO公开访问URL（留空则使用Nginx代理）")
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# Coze 平台配置（陪练对话、播课等）
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COZE_API_BASE: Optional[str] = Field(default="https://api.coze.cn")
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COZE_WORKSPACE_ID: Optional[str] = Field(default=None)
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COZE_API_TOKEN: Optional[str] = Field(default="pat_Sa5OiuUl0gDflnKstQTToIz0sSMshBV06diX0owOeuI1ZK1xDLH5YZH9fSeuKLIi")
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COZE_TRAINING_BOT_ID: Optional[str] = Field(default=None)
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COZE_CHAT_BOT_ID: Optional[str] = Field(default=None)
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COZE_PRACTICE_BOT_ID: Optional[str] = Field(default="7560643598174683145") # 陪练专用Bot ID
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# 播课工作流配置（多租户需在环境变量中覆盖，参见：应用配置清单.md）
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COZE_BROADCAST_WORKFLOW_ID: str = Field(default="7577983042284486666") # 默认：演示版播课工作流
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COZE_BROADCAST_SPACE_ID: str = Field(default="7474971491470688296") # 播课工作流空间ID
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COZE_BROADCAST_BOT_ID: Optional[str] = Field(default=None) # 播课工作流专用Bot ID
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# OAuth配置（可选）
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COZE_OAUTH_CLIENT_ID: Optional[str] = Field(default=None)
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COZE_OAUTH_PUBLIC_KEY_ID: Optional[str] = Field(default=None)
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COZE_OAUTH_PRIVATE_KEY_PATH: Optional[str] = Field(default=None)
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# WebSocket语音配置
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COZE_WS_BASE_URL: str = Field(default="wss://ws.coze.cn")
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COZE_AUDIO_FORMAT: str = Field(default="pcm") # 音频格式
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COZE_SAMPLE_RATE: int = Field(default=16000) # 采样率（Hz）
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COZE_AUDIO_CHANNELS: int = Field(default=1) # 声道数（单声道）
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COZE_AUDIO_BIT_DEPTH: int = Field(default=16) # 位深度
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# 服务器公开访问域名
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PUBLIC_DOMAIN: str = Field(default="http://aiedu.ireborn.com.cn")
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# 言迹智能工牌API配置
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YANJI_API_BASE: str = Field(default="https://open.yanjiai.com") # 正式环境
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YANJI_CLIENT_ID: str = Field(default="1Fld4LCWt2vpJNG5")
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YANJI_CLIENT_SECRET: str = Field(default="XE8w413qNtJBOdWc2aCezV0yMIHpUuTZ")
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YANJI_TENANT_ID: str = Field(default="516799409476866048")
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YANJI_ESTATE_ID: str = Field(default="516799468310364162")
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# SCRM 系统对接 API Key（用于内部服务间调用）
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SCRM_API_KEY: str = Field(default="scrm-kpl-api-key-2026-ruixiaomei")
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# AI 服务配置（知识点分析 V2 使用）
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# 首选服务商：4sapi.com（国内优化）
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AI_PRIMARY_API_KEY: str = Field(default="sk-9yMCXjRGANbacz20kJY8doSNy6Rf446aYwmgGIuIXQ7DAyBw") # 测试阶段 Key
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AI_PRIMARY_BASE_URL: str = Field(default="https://4sapi.com/v1")
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# 备选服务商：OpenRouter（模型全，稳定性好）
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AI_FALLBACK_API_KEY: str = Field(default="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") # 测试阶段 Key
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AI_FALLBACK_BASE_URL: str = Field(default="https://openrouter.ai/api/v1")
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# 默认模型
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AI_DEFAULT_MODEL: str = Field(default="gemini-3-flash-preview")
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# 请求超时（秒）
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AI_TIMEOUT: float = Field(default=120.0)
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model_config = {
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"env_file": ".env",
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"env_file_encoding": "utf-8",
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"case_sensitive": True,
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"extra": "allow", # 允许额外的环境变量
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}
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@lru_cache()
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def get_settings() -> Settings:
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"""获取系统配置（缓存）"""
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return Settings()
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settings = get_settings()
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def check_security_settings() -> list[str]:
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"""
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检查安全配置
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返回安全警告列表，生产环境应确保列表为空
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"""
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warnings = []
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# 检查 DEBUG 模式
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if settings.DEBUG:
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warnings.append(
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"⚠️ DEBUG 模式已开启。生产环境请设置 DEBUG=false"
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)
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# 检查 SECRET_KEY
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if settings.SECRET_KEY == "INSECURE-DEFAULT-KEY-CHANGE-IN-PRODUCTION":
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warnings.append(
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"⚠️ 使用默认 SECRET_KEY 不安全。生产环境请设置安全的 SECRET_KEY 环境变量。"
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"生成命令：python -c \"import secrets; print(secrets.token_urlsafe(32))\""
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)
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elif len(settings.SECRET_KEY) < 32:
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warnings.append(
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"⚠️ SECRET_KEY 长度不足 32 字符，安全性较弱"
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)
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# 检查数据库密码
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if settings.MYSQL_PASSWORD in ["password", "123456", "root", ""]:
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warnings.append(
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"⚠️ 数据库密码不安全，请使用强密码"
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)
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return warnings
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def print_security_warnings():
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"""打印安全警告（应用启动时调用）"""
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import logging
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logger = logging.getLogger(__name__)
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warnings = check_security_settings()
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if warnings:
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logger.warning("=" * 60)
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logger.warning("安全配置警告：")
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for warning in warnings:
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logger.warning(warning)
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logger.warning("=" * 60)
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else:
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logger.info("✅ 安全配置检查通过")
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# ============================================
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# 动态配置获取（支持从数据库读取）
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# ============================================
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class DynamicConfig:
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"""
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动态配置管理器
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用于在运行时从数据库获取配置，支持热更新。
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向后兼容：如果数据库不可用，回退到环境变量配置。
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"""
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_tenant_loader = None
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_initialized = False
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@classmethod
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async def init(cls, redis_url: Optional[str] = None):
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"""
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初始化动态配置管理器
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Args:
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redis_url: Redis URL（可选，用于缓存）
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"""
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if cls._initialized:
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return
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try:
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from app.core.tenant_config import TenantConfigManager
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if redis_url:
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await TenantConfigManager.init_redis(redis_url)
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cls._initialized = True
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except Exception as e:
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import logging
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logging.getLogger(__name__).warning(f"动态配置初始化失败: {e}")
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@classmethod
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async def get(cls, key: str, default: Any = None, tenant_code: Optional[str] = None) -> Any:
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"""
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获取配置值
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Args:
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key: 配置键（如 AI_PRIMARY_API_KEY）
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default: 默认值
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tenant_code: 租户编码（可选，默认使用环境变量中的 TENANT_CODE）
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Returns:
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配置值
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"""
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# 确定租户编码
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if tenant_code is None:
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tenant_code = settings.TENANT_CODE
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# 配置键到分组的映射
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config_mapping = {
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# 数据库
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"MYSQL_HOST": ("database", "MYSQL_HOST"),
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"MYSQL_PORT": ("database", "MYSQL_PORT"),
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"MYSQL_USER": ("database", "MYSQL_USER"),
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"MYSQL_PASSWORD": ("database", "MYSQL_PASSWORD"),
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"MYSQL_DATABASE": ("database", "MYSQL_DATABASE"),
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# Redis
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"REDIS_HOST": ("redis", "REDIS_HOST"),
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"REDIS_PORT": ("redis", "REDIS_PORT"),
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"REDIS_DB": ("redis", "REDIS_DB"),
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# 安全
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"SECRET_KEY": ("security", "SECRET_KEY"),
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"CORS_ORIGINS": ("security", "CORS_ORIGINS"),
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# Coze
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"COZE_PRACTICE_BOT_ID": ("coze", "COZE_PRACTICE_BOT_ID"),
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"COZE_BROADCAST_WORKFLOW_ID": ("coze", "COZE_BROADCAST_WORKFLOW_ID"),
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"COZE_BROADCAST_SPACE_ID": ("coze", "COZE_BROADCAST_SPACE_ID"),
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"COZE_OAUTH_CLIENT_ID": ("coze", "COZE_OAUTH_CLIENT_ID"),
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"COZE_OAUTH_PUBLIC_KEY_ID": ("coze", "COZE_OAUTH_PUBLIC_KEY_ID"),
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# AI
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"AI_PRIMARY_API_KEY": ("ai", "AI_PRIMARY_API_KEY"),
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"AI_PRIMARY_BASE_URL": ("ai", "AI_PRIMARY_BASE_URL"),
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"AI_FALLBACK_API_KEY": ("ai", "AI_FALLBACK_API_KEY"),
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"AI_FALLBACK_BASE_URL": ("ai", "AI_FALLBACK_BASE_URL"),
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"AI_DEFAULT_MODEL": ("ai", "AI_DEFAULT_MODEL"),
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"AI_TIMEOUT": ("ai", "AI_TIMEOUT"),
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# 言迹
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"YANJI_CLIENT_ID": ("yanji", "YANJI_CLIENT_ID"),
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"YANJI_CLIENT_SECRET": ("yanji", "YANJI_CLIENT_SECRET"),
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"YANJI_TENANT_ID": ("yanji", "YANJI_TENANT_ID"),
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"YANJI_ESTATE_ID": ("yanji", "YANJI_ESTATE_ID"),
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}
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# 尝试从数据库获取
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if cls._initialized and key in config_mapping:
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try:
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from app.core.tenant_config import TenantConfigManager
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config_group, config_key = config_mapping[key]
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loader = TenantConfigManager.get_loader(tenant_code)
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value = await loader.get_config(config_group, config_key)
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if value is not None:
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return value
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except Exception:
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pass
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# 回退到环境变量 / Settings
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env_value = getattr(settings, key, None)
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if env_value is not None:
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return env_value
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return default
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@classmethod
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async def is_feature_enabled(cls, feature_code: str, tenant_code: Optional[str] = None) -> bool:
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"""
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检查功能是否启用
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Args:
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feature_code: 功能编码
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tenant_code: 租户编码
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Returns:
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是否启用
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"""
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if tenant_code is None:
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tenant_code = settings.TENANT_CODE
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if cls._initialized:
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try:
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from app.core.tenant_config import TenantConfigManager
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loader = TenantConfigManager.get_loader(tenant_code)
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return await loader.is_feature_enabled(feature_code)
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except Exception:
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pass
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return True # 默认启用
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@classmethod
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async def refresh_cache(cls, tenant_code: Optional[str] = None):
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"""
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刷新配置缓存
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Args:
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tenant_code: 租户编码（为空则刷新所有）
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"""
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if not cls._initialized:
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return
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try:
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from app.core.tenant_config import TenantConfigManager
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if tenant_code:
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await TenantConfigManager.refresh_tenant_cache(tenant_code)
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else:
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await TenantConfigManager.refresh_all_cache()
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except Exception:
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pass
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