feat: generate permission sql for stocktake modules and implement single-device login restriction
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@ -3,6 +3,7 @@ from flask_migrate import Migrate
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from flask_cors import CORS
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from flask_jwt_extended import JWTManager # 确保引入了 JWTManager
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from datetime import datetime, timezone, timedelta
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import redis
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# 1. 创建扩展实例(此时未绑定具体的 App)
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db = SQLAlchemy()
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@ -10,6 +11,9 @@ migrate = Migrate()
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cors = CORS()
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jwt = JWTManager() # 必须实例化
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# Redis 客户端 (单设备登录互踢用)
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redis_client = None
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def beijing_time():
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"""获取北京时间 (UTC+8)"""
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@ -21,6 +25,8 @@ def init_extensions(app):
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"""
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统一初始化所有 Flask 扩展
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"""
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global redis_client
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# 初始化数据库
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db.init_app(app)
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@ -31,4 +37,13 @@ def init_extensions(app):
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cors.init_app(app, resources={r"/api/*": {"origins": "*"}})
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# 初始化 JWT (这一步至关重要,缺少它会导致 500 错误)
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jwt.init_app(app)
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jwt.init_app(app)
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# 初始化 Redis (单设备登录互踢)
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redis_url = app.config.get('REDIS_URL', 'redis://localhost:6379/0')
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try:
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redis_client = redis.from_url(redis_url, decode_responses=True)
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redis_client.ping()
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app.logger.info("✅ Redis connected successfully")
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except Exception as e:
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app.logger.warning(f"⚠️ Redis connection failed: {e}, single-device login will be disabled")
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@ -1,10 +1,55 @@
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# app/services/auth_service.py
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from app.models.system import SysUser, SysRolePermission # <== 引入 SysRolePermission
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from app.extensions import db
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from app.extensions import db, redis_client
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from sqlalchemy import func
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from flask_jwt_extended import create_access_token, create_refresh_token
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from flask_jwt_extended import create_access_token, create_refresh_token, get_jwt_identity
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from flask import current_app
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from app.utils.constants import UserRole
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from datetime import timedelta
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import json
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def _store_token_to_redis(user_id, token, token_type='access'):
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"""
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将 Token 存储到 Redis,用于单设备登录互踢
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键名: user_token_{user_id}
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值: token
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过期时间: 与 JWT 过期时间一致
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"""
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if redis_client is None:
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current_app.logger.warning("Redis not available, skipping token storage")
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return False
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try:
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# 获取 JWT 过期时间配置
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if token_type == 'access':
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expires_delta = current_app.config.get('JWT_ACCESS_TOKEN_EXPIRES', timedelta(hours=2))
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else:
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expires_delta = current_app.config.get('JWT_REFRESH_TOKEN_EXPIRES', timedelta(days=7))
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# 转换为秒数
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expires_seconds = int(expires_delta.total_seconds())
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# 存储到 Redis
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key = f"user_token_{user_id}"
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redis_client.setex(key, expires_seconds, token)
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return True
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except Exception as e:
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current_app.logger.error(f"Failed to store token to Redis: {e}")
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return False
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def _get_token_from_redis(user_id):
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"""从 Redis 获取当前有效的 Token"""
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if redis_client is None:
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return None
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try:
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key = f"user_token_{user_id}"
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return redis_client.get(key)
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except Exception as e:
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current_app.logger.error(f"Failed to get token from Redis: {e}")
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return None
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class AuthService:
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# 硬编码的超级管理员凭证
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@ -80,6 +125,11 @@ class AuthService:
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}
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)
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# 4. 存储 Token 到 Redis (用于单设备登录互踢)
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# 使用 str(user_id) 作为 Redis key 的一部分,因为 user_id=0 是超级管理员
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_store_token_to_redis(str(user_id), access_token, 'access')
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_store_token_to_redis(str(user_id), refresh_token, 'refresh')
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return {
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'access_token': access_token,
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'refresh_token': refresh_token,
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@ -6,6 +6,59 @@ import logging
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import json
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def _verify_token_in_redis():
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"""
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验证当前 Token 是否与 Redis 中存储的 Token 一致(单设备登录互踢)
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"""
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from app.extensions import redis_client
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from flask import current_app
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if redis_client is None:
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# Redis 不可用,跳过验证
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return True
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try:
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# 获取请求中的 Token
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auth_header = request.headers.get('Authorization', '')
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if not auth_header.startswith('Bearer '):
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return True
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request_token = auth_header[7:] # 去掉 'Bearer ' 前缀
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# 获取当前用户 ID
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claims = get_jwt()
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user_id = claims.get('sub')
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if user_id is None:
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return True
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# 从 Redis 获取存储的 Token
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stored_token = redis_client.get(f"user_token_{user_id}")
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# 如果 Redis 中没有存储的 Token(可能是旧登录或 Redis 重启),允许通过
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if stored_token is None:
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return True
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# 比较 Token 是否一致
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if request_token != stored_token:
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current_app.logger.warning(f"Token mismatch for user {user_id}: request token != stored token")
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return False
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return True
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except Exception as e:
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current_app.logger.error(f"Redis token verification error: {e}")
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# 出错时默认放行,避免影响正常业务
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return True
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def _raise_token_mismatch_error():
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"""抛出 Token 不一致的错误(用于单设备登录互踢)"""
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return jsonify({
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'msg': '您的账号已在其他设备登录,请重新登录',
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'code': 401,
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'reason': 'token_mismatch'
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}), 401
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def role_required(*roles):
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"""
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自定义装饰器:检查用户角色
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@ -44,6 +97,11 @@ def login_required(fn):
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except Exception as e:
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logging.warning(f"JWT verification failed: {e}")
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return jsonify(msg='登录已过期,请重新登录'), 401
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# 单设备登录互踢检查
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if not _verify_token_in_redis():
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return _raise_token_mismatch_error()
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return fn(*args, **kwargs)
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return decorator
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@ -63,6 +121,10 @@ def permission_required(permission_code):
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logging.warning(f"JWT verification failed: {e}")
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return jsonify(msg='登录已过期,请重新登录'), 401
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# 单设备登录互踢检查
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if not _verify_token_in_redis():
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return _raise_token_mismatch_error()
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claims = get_jwt()
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user_role = claims.get('role')
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# 超级管理员放行 (忽略大小写)
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@ -43,4 +43,9 @@ class Config:
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# 上传文件存储路径
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UPLOAD_FOLDER = os.path.join(BASE_DIR, 'uploads')
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# 限制最大上传 16MB
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MAX_CONTENT_LENGTH = 16 * 1024 * 1024
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MAX_CONTENT_LENGTH = 16 * 1024 * 1024
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# =========================================================
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# 5. Redis 配置 (用于单设备登录互踢)
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# =========================================================
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REDIS_URL = os.getenv('REDIS_URL', 'redis://localhost:6379/0')
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@ -6,6 +6,8 @@ marshmallow-sqlalchemy==1.0.0
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psycopg2-binary==2.9.9
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python-dotenv==1.0.0
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flask-cors==4.0.0
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# Redis for token management (single device login)
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redis==5.0.1
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# 图片处理核心库
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Pillow>=10.0.0
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# [旧] 条形码生成库 (建议保留,防止旧代码报错)
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@ -162,6 +162,15 @@ service.interceptors.response.use(
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// 核心:401 错误处理 + 无感刷新
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// ============================================================
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if (status === 401) {
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// 0. 检查是否是互踢情况(账号在其他设备登录)
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if (data?.reason === 'token_mismatch') {
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message = '您的账号已在其他设备登录,请重新登录'
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ElMessage.warning(message)
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localStorage.clear()
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window.location.href = '/login'
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return Promise.reject(error)
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}
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// 1. 如果是登录接口的 401,不执行刷新
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if (isLoginEndpoint) {
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message = data?.msg || '用户名或密码错误'
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