304 lines
13 KiB
Python
Executable File
304 lines
13 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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配置管理模块
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集中管理所有配置项，支持环境变量
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"""
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import os
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from datetime import timedelta
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from pathlib import Path
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from urllib.parse import urlsplit, urlunsplit
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# 尝试加载.env文件（如果存在）
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# Bug fix: 添加警告日志，避免静默失败
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try:
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from dotenv import load_dotenv
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env_path = Path(__file__).parent / '.env'
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if env_path.exists():
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load_dotenv(dotenv_path=env_path)
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print(f"✓ 已加载环境变量文件: {env_path}")
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except ImportError:
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# python-dotenv未安装，记录警告
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import sys
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print("⚠ 警告: python-dotenv未安装，将不会加载.env文件。如需使用.env文件，请运行: pip install python-dotenv", file=sys.stderr)
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# 常量定义
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SECRET_KEY_FILE = 'data/secret_key.txt'
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def get_secret_key():
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"""获取SECRET_KEY（优先环境变量）"""
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# 优先从环境变量读取
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secret_key = os.environ.get('SECRET_KEY')
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if secret_key:
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return secret_key
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# 从文件读取
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if os.path.exists(SECRET_KEY_FILE):
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with open(SECRET_KEY_FILE, 'r') as f:
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return f.read().strip()
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# 生成新的
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new_key = os.urandom(24).hex()
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os.makedirs('data', exist_ok=True)
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with open(SECRET_KEY_FILE, 'w') as f:
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f.write(new_key)
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print(f"✓ 已生成新的SECRET_KEY并保存到 {SECRET_KEY_FILE}")
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return new_key
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def _derive_base_url_from_full_url(url: str, fallback: str) -> str:
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"""从完整 URL 推导出 base_url（scheme://netloc）。"""
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try:
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parsed = urlsplit(str(url or "").strip())
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if parsed.scheme and parsed.netloc:
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return f"{parsed.scheme}://{parsed.netloc}"
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except Exception:
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pass
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return fallback
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def _derive_sibling_url(full_url: str, filename: str, fallback: str) -> str:
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"""把 full_url 的最后路径段替换为 filename（忽略 query/fragment）。"""
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try:
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parsed = urlsplit(str(full_url or "").strip())
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if not parsed.scheme or not parsed.netloc:
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return fallback
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path = parsed.path or "/"
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if path.endswith("/"):
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new_path = path + filename
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else:
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new_path = path.rsplit("/", 1)[0] + "/" + filename
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return urlunsplit((parsed.scheme, parsed.netloc, new_path, "", ""))
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except Exception:
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return fallback
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class Config:
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"""应用配置基类"""
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# ==================== Flask核心配置 ====================
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SECRET_KEY = get_secret_key()
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# ==================== 会话安全配置 ====================
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# 安全修复: 根据环境自动选择安全配置
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# 生产环境(FLASK_ENV=production)时自动启用更严格的安全设置
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_is_production = os.environ.get('FLASK_ENV', 'production') == 'production'
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_force_secure = os.environ.get('SESSION_COOKIE_SECURE', '').lower() == 'true'
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SESSION_COOKIE_SECURE = _force_secure or (_is_production and os.environ.get('HTTPS_ENABLED', 'false').lower() == 'true')
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SESSION_COOKIE_HTTPONLY = True # 防止XSS攻击
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# SameSite配置：HTTPS环境使用None，HTTP环境使用Lax
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SESSION_COOKIE_SAMESITE = 'None' if SESSION_COOKIE_SECURE else 'Lax'
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# 自定义cookie名称，避免与其他应用冲突
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SESSION_COOKIE_NAME = os.environ.get('SESSION_COOKIE_NAME', 'zsglpt_session')
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# Cookie路径，确保整个应用都能访问
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SESSION_COOKIE_PATH = '/'
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PERMANENT_SESSION_LIFETIME = timedelta(hours=int(os.environ.get('SESSION_LIFETIME_HOURS', '24')))
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# 安全警告检查
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@classmethod
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def check_security_warnings(cls):
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"""检查安全配置，输出警告"""
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import sys
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warnings = []
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env = os.environ.get('FLASK_ENV', 'production')
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if env == 'production':
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if not cls.SESSION_COOKIE_SECURE:
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warnings.append("SESSION_COOKIE_SECURE=False: 生产环境建议启用HTTPS并设置SESSION_COOKIE_SECURE=true")
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if warnings:
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print("\n⚠ 安全配置警告:", file=sys.stderr)
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for w in warnings:
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print(f" - {w}", file=sys.stderr)
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print("", file=sys.stderr)
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# ==================== 数据库配置 ====================
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DB_FILE = os.environ.get('DB_FILE', 'data/app_data.db')
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DB_POOL_SIZE = int(os.environ.get('DB_POOL_SIZE', '5'))
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# ==================== 浏览器配置 ====================
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SCREENSHOTS_DIR = os.environ.get('SCREENSHOTS_DIR', '截图')
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COOKIES_DIR = os.environ.get('COOKIES_DIR', 'data/cookies')
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# ==================== 并发控制配置 ====================
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MAX_CONCURRENT_GLOBAL = int(os.environ.get('MAX_CONCURRENT_GLOBAL', '2'))
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MAX_CONCURRENT_PER_ACCOUNT = int(os.environ.get('MAX_CONCURRENT_PER_ACCOUNT', '1'))
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# ==================== 日志缓存配置 ====================
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MAX_LOGS_PER_USER = int(os.environ.get('MAX_LOGS_PER_USER', '100'))
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MAX_TOTAL_LOGS = int(os.environ.get('MAX_TOTAL_LOGS', '1000'))
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# ==================== 内存/缓存清理配置 ====================
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USER_ACCOUNTS_EXPIRE_SECONDS = int(os.environ.get('USER_ACCOUNTS_EXPIRE_SECONDS', '3600'))
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BATCH_TASK_EXPIRE_SECONDS = int(os.environ.get('BATCH_TASK_EXPIRE_SECONDS', '21600')) # 默认6小时
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PENDING_RANDOM_EXPIRE_SECONDS = int(os.environ.get('PENDING_RANDOM_EXPIRE_SECONDS', '7200')) # 默认2小时
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# ==================== 验证码配置 ====================
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MAX_CAPTCHA_ATTEMPTS = int(os.environ.get('MAX_CAPTCHA_ATTEMPTS', '5'))
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CAPTCHA_EXPIRE_SECONDS = int(os.environ.get('CAPTCHA_EXPIRE_SECONDS', '300'))
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# ==================== IP限流配置 ====================
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MAX_IP_ATTEMPTS_PER_HOUR = int(os.environ.get('MAX_IP_ATTEMPTS_PER_HOUR', '10'))
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IP_LOCK_DURATION = int(os.environ.get('IP_LOCK_DURATION', '3600')) # 秒
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IP_RATE_LIMIT_LOGIN_MAX = int(os.environ.get('IP_RATE_LIMIT_LOGIN_MAX', '20'))
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IP_RATE_LIMIT_LOGIN_WINDOW_SECONDS = int(os.environ.get('IP_RATE_LIMIT_LOGIN_WINDOW_SECONDS', '60'))
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IP_RATE_LIMIT_REGISTER_MAX = int(os.environ.get('IP_RATE_LIMIT_REGISTER_MAX', '10'))
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IP_RATE_LIMIT_REGISTER_WINDOW_SECONDS = int(os.environ.get('IP_RATE_LIMIT_REGISTER_WINDOW_SECONDS', '3600'))
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IP_RATE_LIMIT_EMAIL_MAX = int(os.environ.get('IP_RATE_LIMIT_EMAIL_MAX', '20'))
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IP_RATE_LIMIT_EMAIL_WINDOW_SECONDS = int(os.environ.get('IP_RATE_LIMIT_EMAIL_WINDOW_SECONDS', '3600'))
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# ==================== 超时配置 ====================
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PAGE_LOAD_TIMEOUT = int(os.environ.get('PAGE_LOAD_TIMEOUT', '60000')) # 毫秒
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DEFAULT_TIMEOUT = int(os.environ.get('DEFAULT_TIMEOUT', '60000')) # 毫秒
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# ==================== 知识管理平台配置 ====================
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ZSGL_LOGIN_URL = os.environ.get('ZSGL_LOGIN_URL', 'https://postoa.aidunsoft.com/admin/login.aspx')
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ZSGL_INDEX_URL_PATTERN = os.environ.get('ZSGL_INDEX_URL_PATTERN', 'index.aspx')
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ZSGL_BASE_URL = os.environ.get('ZSGL_BASE_URL') or _derive_base_url_from_full_url(ZSGL_LOGIN_URL, 'https://postoa.aidunsoft.com')
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ZSGL_INDEX_URL = os.environ.get('ZSGL_INDEX_URL') or _derive_sibling_url(
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ZSGL_LOGIN_URL,
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ZSGL_INDEX_URL_PATTERN,
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f"{ZSGL_BASE_URL}/admin/{ZSGL_INDEX_URL_PATTERN}",
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)
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MAX_CONCURRENT_CONTEXTS = int(os.environ.get('MAX_CONCURRENT_CONTEXTS', '100'))
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# ==================== 服务器配置 ====================
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SERVER_HOST = os.environ.get('SERVER_HOST', '0.0.0.0')
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SERVER_PORT = int(os.environ.get('SERVER_PORT', '51233'))
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# ==================== SocketIO配置 ====================
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SOCKETIO_CORS_ALLOWED_ORIGINS = os.environ.get('SOCKETIO_CORS_ALLOWED_ORIGINS', '*')
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# ==================== 网站基础URL配置 ====================
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# 用于生成邮件中的验证链接等
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BASE_URL = os.environ.get('BASE_URL', 'http://localhost:51233')
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# ==================== 日志配置 ====================
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# 安全修复: 生产环境默认使用INFO级别，避免泄露敏感调试信息
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LOG_LEVEL = os.environ.get('LOG_LEVEL', 'INFO')
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LOG_FILE = os.environ.get('LOG_FILE', 'logs/app.log')
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LOG_MAX_BYTES = int(os.environ.get('LOG_MAX_BYTES', '10485760')) # 10MB
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LOG_BACKUP_COUNT = int(os.environ.get('LOG_BACKUP_COUNT', '5'))
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# ==================== 安全配置 ====================
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DEBUG = os.environ.get('FLASK_DEBUG', 'False').lower() == 'true'
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ALLOWED_SCREENSHOT_EXTENSIONS = {'.png', '.jpg', '.jpeg'}
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MAX_SCREENSHOT_SIZE = int(os.environ.get('MAX_SCREENSHOT_SIZE', '10485760')) # 10MB
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LOGIN_CAPTCHA_AFTER_FAILURES = int(os.environ.get('LOGIN_CAPTCHA_AFTER_FAILURES', '3'))
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LOGIN_CAPTCHA_WINDOW_SECONDS = int(os.environ.get('LOGIN_CAPTCHA_WINDOW_SECONDS', '900'))
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LOGIN_RATE_LIMIT_WINDOW_SECONDS = int(os.environ.get('LOGIN_RATE_LIMIT_WINDOW_SECONDS', '900'))
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LOGIN_IP_MAX_ATTEMPTS = int(os.environ.get('LOGIN_IP_MAX_ATTEMPTS', '60'))
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LOGIN_USERNAME_MAX_ATTEMPTS = int(os.environ.get('LOGIN_USERNAME_MAX_ATTEMPTS', '30'))
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LOGIN_IP_USERNAME_MAX_ATTEMPTS = int(os.environ.get('LOGIN_IP_USERNAME_MAX_ATTEMPTS', '12'))
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LOGIN_FAIL_DELAY_BASE_MS = int(os.environ.get('LOGIN_FAIL_DELAY_BASE_MS', '200'))
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LOGIN_FAIL_DELAY_MAX_MS = int(os.environ.get('LOGIN_FAIL_DELAY_MAX_MS', '1200'))
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LOGIN_ACCOUNT_LOCK_FAILURES = int(os.environ.get('LOGIN_ACCOUNT_LOCK_FAILURES', '6'))
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LOGIN_ACCOUNT_LOCK_WINDOW_SECONDS = int(os.environ.get('LOGIN_ACCOUNT_LOCK_WINDOW_SECONDS', '900'))
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LOGIN_ACCOUNT_LOCK_SECONDS = int(os.environ.get('LOGIN_ACCOUNT_LOCK_SECONDS', '600'))
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LOGIN_SCAN_UNIQUE_USERNAME_THRESHOLD = int(os.environ.get('LOGIN_SCAN_UNIQUE_USERNAME_THRESHOLD', '8'))
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LOGIN_SCAN_WINDOW_SECONDS = int(os.environ.get('LOGIN_SCAN_WINDOW_SECONDS', '600'))
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LOGIN_SCAN_COOLDOWN_SECONDS = int(os.environ.get('LOGIN_SCAN_COOLDOWN_SECONDS', '600'))
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EMAIL_RATE_LIMIT_MAX = int(os.environ.get('EMAIL_RATE_LIMIT_MAX', '6'))
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EMAIL_RATE_LIMIT_WINDOW_SECONDS = int(os.environ.get('EMAIL_RATE_LIMIT_WINDOW_SECONDS', '3600'))
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LOGIN_ALERT_ENABLED = os.environ.get('LOGIN_ALERT_ENABLED', 'true').lower() == 'true'
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LOGIN_ALERT_MIN_INTERVAL_SECONDS = int(os.environ.get('LOGIN_ALERT_MIN_INTERVAL_SECONDS', '3600'))
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ADMIN_REAUTH_WINDOW_SECONDS = int(os.environ.get('ADMIN_REAUTH_WINDOW_SECONDS', '600'))
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@classmethod
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def validate(cls):
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"""验证配置的有效性"""
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errors = []
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# 验证SECRET_KEY
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if not cls.SECRET_KEY or len(cls.SECRET_KEY) < 32:
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errors.append("SECRET_KEY长度必须至少32个字符")
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# 验证并发配置
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if cls.MAX_CONCURRENT_GLOBAL < 1:
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errors.append("MAX_CONCURRENT_GLOBAL必须大于0")
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if cls.MAX_CONCURRENT_PER_ACCOUNT < 1:
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errors.append("MAX_CONCURRENT_PER_ACCOUNT必须大于0")
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# 验证数据库配置
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if not cls.DB_FILE:
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errors.append("DB_FILE不能为空")
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if cls.DB_POOL_SIZE < 1:
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errors.append("DB_POOL_SIZE必须大于0")
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# 验证日志配置
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if cls.LOG_LEVEL not in ['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL']:
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errors.append(f"LOG_LEVEL无效: {cls.LOG_LEVEL}")
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return errors
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@classmethod
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def print_config(cls):
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"""打印当前配置（隐藏敏感信息）"""
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print("=" * 60)
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print("应用配置")
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print("=" * 60)
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print(f"DEBUG模式: {cls.DEBUG}")
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print(f"SECRET_KEY: {'*' * 20} (长度: {len(cls.SECRET_KEY)})")
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print(f"会话超时: {cls.PERMANENT_SESSION_LIFETIME}")
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print(f"Cookie安全: HTTPS={cls.SESSION_COOKIE_SECURE}, HttpOnly={cls.SESSION_COOKIE_HTTPONLY}")
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print(f"数据库文件: {cls.DB_FILE}")
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print(f"数据库连接池: {cls.DB_POOL_SIZE}")
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print(f"并发配置: 全局={cls.MAX_CONCURRENT_GLOBAL}, 单账号={cls.MAX_CONCURRENT_PER_ACCOUNT}")
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print(f"日志级别: {cls.LOG_LEVEL}")
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print(f"日志文件: {cls.LOG_FILE}")
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print(f"截图目录: {cls.SCREENSHOTS_DIR}")
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print("=" * 60)
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class DevelopmentConfig(Config):
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"""开发环境配置"""
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DEBUG = True
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# 不覆盖SESSION_COOKIE_SECURE，使用父类的环境变量配置
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class ProductionConfig(Config):
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"""生产环境配置"""
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DEBUG = False
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# 不覆盖SESSION_COOKIE_SECURE，使用父类的环境变量配置
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# 如需HTTPS，请在环境变量中设置 SESSION_COOKIE_SECURE=true
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class TestingConfig(Config):
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"""测试环境配置"""
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DEBUG = True
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TESTING = True
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DB_FILE = 'data/test_app_data.db'
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# 根据环境变量选择配置
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config_map = {
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'development': DevelopmentConfig,
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'production': ProductionConfig,
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'testing': TestingConfig,
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}
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def get_config():
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"""获取当前环境的配置"""
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env = os.environ.get('FLASK_ENV', 'production')
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return config_map.get(env, ProductionConfig)
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if __name__ == '__main__':
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# 配置验证测试
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config = get_config()
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errors = config.validate()
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if errors:
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print("配置验证失败:")
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for error in errors:
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print(f" ✗ {error}")
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else:
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print("✓ 配置验证通过")
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config.print_config()
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