Files

81 lines
3.2 KiB
Python

"""路由级鉴权依赖:Bearer JWT → 校验 token → 按 user_id 回查 sys_user → 注入用户。"""
from fastapi import Depends, Request
from sqlalchemy.ext.asyncio import AsyncSession
from config.deps import get_db
from model.sys_user import SysUser
from repositories.sys_user import SysUserRepo
from service.auth import decode_token
from utils.exceptions import AuthError, ForbiddenError
from service.advisor_agent.audit import write_advisor_audit, audit_action_for_path
KNOWLEDGE_OPERATOR_ROLES = {"ADMIN", "KNOWLEDGE_ADMIN", "KNOWLEDGE_OPERATOR", "运营"}
async def get_current_user(
request: Request, db: AsyncSession = Depends(get_db)
) -> SysUser:
header = request.headers.get("Authorization", "")
if not header.startswith("Bearer "):
raise AuthError()
try:
user_id = int(decode_token(header.removeprefix("Bearer "))["user_id"])
except Exception:
raise AuthError("Token 无效或已过期")
user = await SysUserRepo(db).get(user_id)
if user is None:
raise AuthError("用户不存在")
if user.status != "正常":
raise ForbiddenError("账号已被禁用或冻结")
return user
async def require_knowledge_operator(user: SysUser = Depends(get_current_user)) -> SysUser:
"""Allow only administrators or explicitly assigned knowledge operators."""
if user.user_type == "ADMIN":
return user
if user.user_type != "EMPLOYEE" or user.employee_role not in KNOWLEDGE_OPERATOR_ROLES:
raise ForbiddenError("仅运营人员可以管理知识库")
return user
async def require_customer(user: SysUser = Depends(get_current_user)) -> SysUser:
"""Allow only authenticated customer accounts to use client Agent APIs."""
if user.user_type != "CUSTOMER":
raise ForbiddenError("仅客户用户可以访问 client_agent")
return user
async def require_risk_officer(user: SysUser = Depends(get_current_user)) -> SysUser:
"""仅允许管理员或风控专员执行风控处置/工单操作。"""
if user.user_type == "ADMIN":
return user
if user.user_type != "EMPLOYEE" or user.employee_role != "风控专员":
raise ForbiddenError("仅风控专员可执行风控处置")
return user
async def require_advisor(user: SysUser = Depends(get_current_user)) -> SysUser:
"""Allow only advisor employees to access the advisor workbench."""
if user.user_type != "EMPLOYEE" or user.employee_role not in {"投顾", "ADMIN"}:
raise ForbiddenError("仅投顾人员可以访问投顾工作台")
return user
async def audited_advisor(request: Request, db: AsyncSession = Depends(get_db)):
"""Authenticate an advisor Agent request and leave a failure audit trail."""
try:
user = await get_current_user(request, db)
if user.user_type != "EMPLOYEE" or user.employee_role not in {"投顾", "ADMIN"}:
raise ForbiddenError("仅投顾人员可以访问 advisor_agent")
yield user
except Exception:
await write_advisor_audit(
db,
user=None,
action=audit_action_for_path(request.url.path),
target=None,
trace_id=request.headers.get("X-Trace-Id", ""),
status="失败",
)
raise