Files
FastapiAdmin/backend/app/api/v1/services/monitor/online_service.py
T
zhangtao 7892121066 refactor: 重构Redis依赖注入以提升代码可维护性
将Redis依赖从Request对象中解耦,改为通过Depends注入,提高代码的可测试性和可维护性
2025-04-15 04:25:07 +08:00

81 lines
3.1 KiB
Python

# -*- coding: utf-8 -*-
import json
from typing import Dict, List
from aioredis import Redis
from app.common.enums import RedisInitKeyConfig
from app.core.exceptions import CustomException
from app.api.v1.params.monitor.online_param import OnlineQueryParams
from app.api.v1.schemas.monitor.online_schema import OnlineOutSchema
from app.core.redis_crud import RedisCURD
class OnlineService:
"""在线用户管理模块服务层"""
@classmethod
async def get_online_list_service(cls, redis: Redis, search: OnlineQueryParams) -> List[Dict]:
"""获取在线用户列表信息"""
# 获取所有在线用户信息
token_keys = await RedisCURD(redis).get_keys(f'{RedisInitKeyConfig.ONLINE_USER.key}*')
if not token_keys:
return []
# 批量获取在线用户信息
online_values = await RedisCURD(redis).mget(*token_keys)
online_list = []
for online_value in online_values:
# 将字符串解析为字典
online_data = json.loads(online_value)
online_info = OnlineOutSchema(
session_id=online_data['session_id'],
user_id=online_data['user_id'],
name=online_data['name'],
user_name=online_data['user_name'],
ipaddr=online_data['ipaddr'],
login_location=online_data['login_location'],
os=online_data['os'],
browser=online_data['browser'],
login_time=online_data['login_time']
).model_dump(mode='json') # 添加mode='json'参数以序列化datetime
if cls._match_search_conditions(online_info, search):
online_list.append(online_info)
return online_list
@classmethod
async def delete_online_service(cls, redis: Redis, username: str) -> bool:
"""强制下线在线用户"""
if not username:
raise CustomException(msg='传入username不能为空')
# 批量删除token
await RedisCURD(redis).delete(f"{RedisInitKeyConfig.ONLINE_USER.key}:{username}")
await RedisCURD(redis).delete(f"{RedisInitKeyConfig.ACCESS_TOKEN.key}:{username}")
await RedisCURD(redis).delete(f"{RedisInitKeyConfig.REFRESH_TOKEN.key}:{username}")
return True
@staticmethod
def _match_search_conditions(online_info: Dict, search: OnlineQueryParams) -> bool:
"""检查是否匹配搜索条件"""
# 根据params中的定义,需要进行模糊匹配
if search.name:
search_name = search.name[1].strip('%') # 去掉like和%
if search_name not in online_info['name']:
return False
if search.login_location:
search_location = search.login_location[1].strip('%')
if search_location not in online_info['login_location']:
return False
# ipaddr是精确匹配
if search.ipaddr:
if online_info['ipaddr'] != search.ipaddr[1]: # 取eq后面的值
return False
return True