duxingchen
3286a11bc7
- 复制来源: /home/yueli/track @ 192c8ee (feature/ai-audit-update) - 组织隔离目标: LICA - 端口规划: 前端 8030 / 后端 8031 / 数据库 8032 - 已排除 deploy.sh、deploy_full.sh、docker-compose.prod.yml（IRIS 生产发布脚本） - 已排除工作区未提交改动，取干净的 192c8ee 状态
150 lines
5.1 KiB
Python
150 lines
5.1 KiB
Python
"""认证服务 — 对接 MOM 系统 sys_user 表 + Track 自有 JWT（双 Token 架构）"""
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from fastapi import HTTPException, status, Depends, Request
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from fastapi.security import HTTPBearer, HTTPAuthorizationCredentials
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from jose import JWTError, jwt
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from werkzeug.security import check_password_hash
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from app.core.config import settings
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from app.core.security import (
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create_access_token,
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create_refresh_token,
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decode_token,
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ALGORITHM,
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TOKEN_TYPE_ACCESS,
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TOKEN_TYPE_REFRESH,
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)
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from app.core.mom_database import MomSessionLocal
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from app.core.logging import user_var
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from app.schemas.user import LoginResponse, UserResponse
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security = HTTPBearer()
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def login(username: str, password: str) -> LoginResponse:
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"""登录 — 签发双 Token（Access + Refresh）"""
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db = MomSessionLocal()
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try:
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# 1. 普通用户：LIKE '%/username' 模糊匹配 MOM sys_user 表
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from sqlalchemy import text
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result = db.execute(
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text(
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"SELECT id, username, department, role, password_hash "
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"FROM sys_user "
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"WHERE username LIKE :pattern"
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),
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{"pattern": f"%/{username}"},
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)
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row = result.fetchone()
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if not row:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="用户名或密码错误",
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)
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user_id, full_username, department, role, password_hash = row
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# 2. Werkzeug scrypt 密码验证
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if not check_password_hash(password_hash, password):
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="用户名或密码错误",
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)
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# 3. 解析 display_name（"张三/zhangsan01" → "张三"）
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display_name = full_username.split("/")[0] if "/" in full_username else full_username
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token_data = {
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"sub": str(user_id),
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"role": role or "operator",
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"username": username,
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"display_name": display_name,
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}
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return LoginResponse(
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access_token=create_access_token(data=token_data),
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refresh_token=create_refresh_token(data=token_data),
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user=UserResponse(
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id=str(user_id),
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username=username,
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display_name=display_name,
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role=role or "operator",
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),
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)
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finally:
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db.close()
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def refresh_access_token(refresh_token: str) -> dict:
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"""
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使用 Refresh Token 换取新的 Access Token。
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校验：
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1. Token 签名是否有效
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2. Token type 是否为 "refresh"
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3. Token 是否未过期
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"""
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try:
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payload = decode_token(refresh_token)
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except JWTError:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="Refresh Token 无效或已过期，请重新登录",
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)
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# 校验 token 类型
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if payload.get("type") != TOKEN_TYPE_REFRESH:
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raise HTTPException(
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status_code=status.HTTP_401_UNAUTHORIZED,
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detail="无效的 Token 类型，仅接受 Refresh Token",
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)
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# 提取用户信息，签发新的 Access Token
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access_token = create_access_token(
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data={
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"sub": payload.get("sub"),
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"role": payload.get("role", "operator"),
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"username": payload.get("username", ""),
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"display_name": payload.get("display_name", ""),
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}
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)
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return {"access_token": access_token, "token_type": "bearer"}
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async def get_current_user(
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request: Request,
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credentials: HTTPAuthorizationCredentials = Depends(security),
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) -> dict:
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"""从 Bearer Token 解析当前用户（仅接受 Access Token）"""
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token = credentials.credentials
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try:
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payload = decode_token(token)
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user_id = payload.get("sub")
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if not user_id:
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raise HTTPException(status_code=401, detail="无效的 Token")
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# 校验：仅接受 access token
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if payload.get("type") == TOKEN_TYPE_REFRESH:
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raise HTTPException(
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status_code=401,
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detail="请使用 Access Token 访问 API，Refresh Token 仅用于刷新",
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)
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# 操作人身份要写两处，用途不同，缺一不可：
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# 1) contextvar —— 供本请求任务内的业务/service 日志使用；
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# 2) request.state —— 中间件在独立 task 中执行（Starlette 的
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# BaseHTTPMiddleware 用 anyio start_soon 起新 task，而 asyncio
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# 每个 Task 会复制 context），因此中间件读不到路由内改的
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# contextvar，只能通过 ASGI scope 承载的 state 拿到。
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# username 即 assignee_id 口径，比数字 id 直观得多。
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user_label = payload.get("username") or user_id
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user_var.set(user_label)
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request.state.audit_user = user_label
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request.state.audit_display_name = payload.get("display_name") or ""
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request.state.audit_role = payload.get("role") or ""
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return payload
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except JWTError:
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raise HTTPException(status_code=401, detail="无效的 Token")
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