Files
ctms/backend/app/core/deps.py
T
Cheng Zhou 3630b9000f 权限系统迁移完成:接口级权限 + 前置权限检查
## 核心改进
- 完全迁移到接口级权限(68个API端点)
- 实现前置权限检查机制,解决跨模块数据访问权限问题
- 添加权限管理API端点,支持前置权限查询

## 关键变更
1. 权限配置系统
   - 添加OPERATION_PREREQUISITES映射表
   - 所有操作配置前置权限依赖

2. 权限检查函数
   - role_has_api_permission()支持前置权限检查
   - get_missing_prerequisites()获取缺失权限列表

3. 权限管理API
   - GET /api-permissions/operations - 获取所有操作及前置权限
   - GET /api-permissions/operations/prerequisites - 获取前置权限依赖
   - GET /api-permissions/{endpoint_key}/prerequisites - 检查缺失权限

4. API端点迁移
   - 第1批:subjects, visits, aes, monitoring_visit_issues (23个)
   - 第2批:members, sites, project_milestones (11个)
   - 第3批:finance_contracts, fees_contracts, drug_shipments (15个)
   - 第4批:startup endpoints (19个)

## 测试验证
- 单元测试:24个测试全部通过
- 集成测试:22个迁移端点测试通过
- 前置权限测试:12个测试全部通过
- 总计:46个测试全部通过

## 向后兼容性
- 模块级权限表保留用于历史数据
- 接口级权限未配置时自动回退到模块级权限
- 现有权限配置继续有效

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
2026-05-14 12:44:18 +08:00

298 lines
11 KiB
Python

from typing import Annotated, AsyncGenerator, Callable, Iterable
import uuid
from fastapi import Depends, HTTPException, Request, status
from pydantic import ValidationError
from sqlalchemy.ext.asyncio import AsyncSession
from app.core.exceptions import AppException
from app.core.security import decode_token, oauth2_scheme
from app.crud import user as user_crud
from app.crud import member as member_crud
from app.crud import site as site_crud
from app.core.project_permissions import role_has_project_permission, role_has_api_permission, get_missing_prerequisites
from app.db.session import SessionLocal
from app.schemas.user import TokenPayload
async def get_db_session() -> AsyncGenerator[AsyncSession, None]:
async with SessionLocal() as session:
yield session
async def get_current_user(
token: Annotated[str, Depends(oauth2_scheme)],
db: Annotated[AsyncSession, Depends(get_db_session)],
):
payload = decode_token(token)
try:
token_data = TokenPayload(**payload)
except ValidationError as exc:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail="无法验证登录凭据",
headers={"WWW-Authenticate": "Bearer"},
) from exc
user = await user_crud.get_by_id(db, uuid.UUID(str(token_data.sub)))
if not user:
raise HTTPException(
status_code=status.HTTP_401_UNAUTHORIZED,
detail="账号不存在",
headers={"WWW-Authenticate": "Bearer"},
)
if not user.is_active:
raise HTTPException(
status_code=status.HTTP_403_FORBIDDEN,
detail="账号已停用",
)
return user
def require_roles(roles: Iterable[str]) -> Callable:
roles_set = set(roles)
async def dependency(current_user=Depends(get_current_user)):
current_role = current_user.role.value if hasattr(current_user.role, "value") else str(current_user.role)
if current_role not in roles_set:
raise HTTPException(
status_code=status.HTTP_403_FORBIDDEN,
detail="权限不足",
)
return current_user
return dependency
async def get_study_member(
study_id: uuid.UUID,
current_user=Depends(get_current_user),
db: AsyncSession = Depends(get_db_session),
):
role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
if role_value == "ADMIN":
return None
return await member_crud.get_member(db, study_id, current_user.id)
def require_study_member():
async def dependency(
study_id: uuid.UUID,
current_user=Depends(get_current_user),
db: AsyncSession = Depends(get_db_session),
):
role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
if role_value == "ADMIN":
return current_user
membership = await member_crud.get_member(db, study_id, current_user.id)
if not membership or not membership.is_active:
raise AppException(
code="FORBIDDEN",
message="不是该项目成员",
status_code=status.HTTP_403_FORBIDDEN,
)
return current_user
return dependency
def require_study_roles(roles: Iterable[str], *, allow_system_admin: bool = True):
roles_set = set(roles)
async def dependency(
study_id: uuid.UUID,
current_user=Depends(get_current_user),
db: AsyncSession = Depends(get_db_session),
):
role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
if allow_system_admin and role_value == "ADMIN":
return current_user
membership = await member_crud.get_member(db, study_id, current_user.id)
if not membership or not membership.is_active or membership.role_in_study not in roles_set:
raise AppException(
code="FORBIDDEN",
message="项目权限不足",
status_code=status.HTTP_403_FORBIDDEN,
)
return current_user
return dependency
def require_study_permission(module: str, action: str, *, allow_system_admin: bool = True):
async def dependency(
study_id: uuid.UUID,
current_user=Depends(get_current_user),
db: AsyncSession = Depends(get_db_session),
):
role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
if allow_system_admin and role_value == "ADMIN":
return current_user
membership = await member_crud.get_member(db, study_id, current_user.id)
if not membership or not membership.is_active:
raise AppException(
code="FORBIDDEN",
message="不是该项目成员",
status_code=status.HTTP_403_FORBIDDEN,
)
allowed = await role_has_project_permission(db, study_id, membership.role_in_study, module, action)
if not allowed:
raise AppException(
code="FORBIDDEN",
message="项目权限不足",
status_code=status.HTTP_403_FORBIDDEN,
)
return current_user
return dependency
def require_api_permission(endpoint_key: str, *, allow_system_admin: bool = True, check_prerequisites: bool = True):
"""基于接口的权限检查(包含前置权限检查)
参数:
endpoint_key: 接口标识,格式为 "subjects:create"
allow_system_admin: 是否允许系统管理员绕过权限检查
check_prerequisites: 是否检查前置权限
"""
async def dependency(
study_id: uuid.UUID,
current_user=Depends(get_current_user),
db: AsyncSession = Depends(get_db_session),
):
role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
if allow_system_admin and role_value == "ADMIN":
return current_user
membership = await member_crud.get_member(db, study_id, current_user.id)
if not membership or not membership.is_active:
raise AppException(
code="FORBIDDEN",
message="不是该项目成员",
status_code=status.HTTP_403_FORBIDDEN,
)
allowed = await role_has_api_permission(
db, study_id, membership.role_in_study, endpoint_key, check_prerequisites=check_prerequisites
)
if not allowed:
# 获取缺失的前置权限,用于错误提示
missing_prereqs = await get_missing_prerequisites(
db, study_id, membership.role_in_study, endpoint_key
)
if missing_prereqs:
raise AppException(
code="FORBIDDEN",
message=f"缺失前置权限: {', '.join(missing_prereqs)}",
status_code=status.HTTP_403_FORBIDDEN,
)
else:
raise AppException(
code="FORBIDDEN",
message="接口权限不足",
status_code=status.HTTP_403_FORBIDDEN,
)
return current_user
return dependency
async def get_cra_site_scope(
db: AsyncSession,
study_id: uuid.UUID,
current_user,
) -> tuple[set[uuid.UUID], set[str]] | None:
role_value = current_user.role.value if hasattr(current_user.role, "value") else current_user.role
if role_value == "ADMIN":
return None
membership = await member_crud.get_member(db, study_id, current_user.id)
if not membership or not membership.is_active:
return None
if membership.role_in_study != "CRA":
return None
site_ids = await site_crud.list_ids_by_contact_user(db, study_id, current_user.id)
site_names = await site_crud.list_names_by_contact_user(db, study_id, current_user.id)
return site_ids, site_names
def require_study_not_locked():
"""检查项目是否被锁定,如果锁定则拒绝所有修改请求"""
from app.crud import study as study_crud
from app.crud import faq_category as faq_category_crud
from app.crud import faq_item as faq_item_crud
async def resolve_study_id(request: Request, db: AsyncSession) -> uuid.UUID:
raw_study_id = request.path_params.get("study_id") or request.query_params.get("study_id")
if raw_study_id:
try:
return uuid.UUID(str(raw_study_id))
except ValueError as exc:
raise HTTPException(
status_code=status.HTTP_422_UNPROCESSABLE_ENTITY,
detail="项目 ID 格式错误",
) from exc
try:
body = await request.json()
except Exception:
body = None
if isinstance(body, dict) and body.get("study_id"):
try:
return uuid.UUID(str(body["study_id"]))
except ValueError as exc:
raise HTTPException(
status_code=status.HTTP_422_UNPROCESSABLE_ENTITY,
detail="项目 ID 格式错误",
) from exc
raw_category_id = request.path_params.get("category_id")
if raw_category_id:
try:
category_id = uuid.UUID(str(raw_category_id))
except ValueError as exc:
raise HTTPException(
status_code=status.HTTP_422_UNPROCESSABLE_ENTITY,
detail="分类 ID 格式错误",
) from exc
category = await faq_category_crud.get_category(db, category_id)
if not category or not category.study_id:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="分类不存在")
return category.study_id
raw_item_id = request.path_params.get("item_id")
if raw_item_id:
try:
item_id = uuid.UUID(str(raw_item_id))
except ValueError as exc:
raise HTTPException(
status_code=status.HTTP_422_UNPROCESSABLE_ENTITY,
detail="FAQ ID 格式错误",
) from exc
item = await faq_item_crud.get_item(db, item_id)
if not item or not item.study_id:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="FAQ 不存在")
return item.study_id
raise HTTPException(
status_code=status.HTTP_422_UNPROCESSABLE_ENTITY,
detail="缺少项目 ID",
)
async def dependency(
request: Request,
db: AsyncSession = Depends(get_db_session),
):
study_id = await resolve_study_id(request, db)
study = await study_crud.get(db, study_id)
if not study:
raise HTTPException(
status_code=status.HTTP_404_NOT_FOUND,
detail="项目不存在",
)
if study.is_locked:
raise HTTPException(
status_code=status.HTTP_403_FORBIDDEN,
detail="项目已锁定,无法进行任何修改操作",
)
return study
return dependency