Files
FastapiAdmin/backend/app/core/security.py
T
zhangtao 3b04534b32 refactor(api): 重构API路由及模块结构,清理废弃模型代码
- 修改alembic配置以使用异步数据库URI和更新Base类引用
- 新增数据库Schema优化脚本,统一字段长度,添加索引,规范外键策略
- 重构API路由管理,按模块类型分组并统一前缀
- 删除示例、监控及系统各子模块的模型定义,减少冗余代码
- 将mcp_server相关代码迁移到module_ai模块下,规范模块目录结构
- 迁移example控制器至module_application.application模块,并重命名相关服务和参数名
- 优化示例控制器中的依赖和响应结构,统一命名规范
2025-09-04 02:50:29 +08:00

116 lines
3.8 KiB
Python

# -*- coding: utf-8 -*-
import jwt
from typing import Dict, Optional
from fastapi import Form, Request
from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm
from fastapi.security.utils import get_authorization_scheme_param
from app.core.exceptions import CustomException
from app.config.setting import settings
from app.api.v1.module_system.auth.schema import JWTPayloadSchema
class CustomOAuth2PasswordBearer(OAuth2PasswordBearer):
"""自定义OAuth2认证类,继承自OAuth2PasswordBearer"""
def __init__(
self,
token_url: str,
scheme_name: Optional[str] = None,
scopes: Optional[Dict[str, str]] = None,
description: Optional[str] = None,
auto_error: bool = True
) -> None:
super().__init__(
tokenUrl=token_url,
scheme_name=scheme_name,
scopes=scopes,
description=description,
auto_error=auto_error
)
async def __call__(self, request: Request) -> Optional[str]:
"""重写认证方法,校验token"""
authorization = request.headers.get("Authorization")
scheme, token = get_authorization_scheme_param(authorization)
if not authorization or scheme.lower() != settings.TOKEN_TYPE:
if self.auto_error:
raise CustomException(msg="请登录后再试")
return None
return token
class CustomOAuth2PasswordRequestForm(OAuth2PasswordRequestForm):
"""自定义登录表单,扩展验证码等字段"""
def __init__(
self,
grant_type: str | None = Form(default=None, regex='password'),
scope: str = Form(default=''),
client_id: Optional[str] = Form(default=None),
client_secret: Optional[str] = Form(default=None),
username: str = Form(),
password: str = Form(),
captcha_key: Optional[str] = Form(default=""),
captcha: Optional[str] = Form(default=""),
login_type: Optional[str] = Form(default="PC端", description="PC端 | 移动端")
):
super().__init__(
grant_type=grant_type,
scope=scope,
client_id=client_id,
client_secret=client_secret,
username=username,
password=password,
)
self.captcha_key = captcha_key
self.captcha = captcha
self.login_type = login_type
# OAuth2认证配置
OAuth2Schema = CustomOAuth2PasswordBearer(
token_url="system/auth/login",
description="认证"
)
def create_access_token(payload: JWTPayloadSchema) -> str:
"""生成JWT访问令牌"""
payload_dict = payload.model_dump()
return jwt.encode(
payload=payload_dict,
key=settings.SECRET_KEY,
algorithm=settings.ALGORITHM
)
def decode_access_token(token: str) -> JWTPayloadSchema:
"""解析JWT访问令牌"""
if not token:
raise CustomException(msg="认证不存在,请重新登录", code=10401, status_code=401)
try:
payload = jwt.decode(
jwt=token,
key=settings.SECRET_KEY,
algorithms=[settings.ALGORITHM]
)
online_user_info = payload.get("sub")
if not online_user_info:
raise CustomException(msg="无效认证,请重新登录", code=10401, status_code=401)
return JWTPayloadSchema(**payload)
except (jwt.InvalidSignatureError, jwt.DecodeError):
raise CustomException(msg="无效认证,请重新登录", code=10401, status_code=401)
except jwt.ExpiredSignatureError:
raise CustomException(msg="认证已过期,请重新登录", code=10401, status_code=401)
except jwt.InvalidTokenError:
raise CustomException(msg="token已失效,请重新登录", code=10401, status_code=401)