Files
FastapiAdmin/backend/app/core/security.py
T
zhangtao 60fe97afc3 refactor(gen): 重构代码生成模块,实现权限认证和分页支持
- 重构GenTableDao和GenTableColumnDao,继承CRUDBase,添加权限鉴权支持
- 优化分页逻辑,支持非分页时返回完整结果集
- 调整查询条件,支持大小写不敏感模糊查询和时间范围过滤
- 统一接口响应格式,返回SuccessResponse或ErrorResponse
- 替换旧的依赖和注解,改用新的认证和日志中间件
- 文档README.en.md和README.md内容格式及示例完善与优化
- alembic/env.py中数据库URL配置优化,增加异常检测保障环境配置正确
- 代码生成控制器genController新增代码批量生成下载流和本地生成文件覆盖检测
- 删除或更新废弃代码,清理无用导入,提升项目整体代码质量和可维护性
2025-09-20 01:52:23 +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="认证失败,请登录后再试", code=10401, status_code=401)
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)