Files
Gov-chat-bot/backend/app/core/middleware.py
2026-03-26 12:49:43 +09:00

50 lines
1.8 KiB
Python

from starlette.middleware.base import BaseHTTPMiddleware
from starlette.requests import Request
from starlette.responses import JSONResponse
from sqlalchemy import select
EXEMPT_PATHS = {"/health", "/ready", "/engine/query", "/api/docs", "/openapi.json", "/redoc"}
EXEMPT_PREFIXES = ("/skill/", "/api/admin/") # 채널 API + 관리자 API (JWT로 tenant 검증)
class TenantMiddleware(BaseHTTPMiddleware):
async def dispatch(self, request: Request, call_next):
path = request.url.path
if path in EXEMPT_PATHS or any(path.startswith(p) for p in EXEMPT_PREFIXES):
request.state.tenant_id = None
return await call_next(request)
tenant_id = await self._resolve_tenant(request)
if not tenant_id:
return JSONResponse({"error": "tenant_required"}, status_code=400)
request.state.tenant_id = tenant_id
return await call_next(request)
async def _resolve_tenant(self, request: Request):
# 현재는 X-Tenant-Slug 헤더만 처리 (Phase 0B에서 JWT 추가)
slug = request.headers.get("X-Tenant-Slug")
if slug:
return slug
return None
def tenanted_query(query, model, tenant_id):
"""
주의: model 파라미터가 두 번째 인자다. (v2.0 오류 수정)
tenant_id가 None 또는 빈 문자열이면 RuntimeError 발생.
사용 예: tenanted_query(select(FAQ), FAQ, request.state.tenant_id)
"""
if not tenant_id:
raise RuntimeError(
f"tenant_id is required for {model.__tablename__} queries. "
"Check TenantMiddleware is applied."
)
return query.where(model.tenant_id == tenant_id)
def system_query(query):
"""SystemAdmin 전용 쿼리. tenant 필터 없음. 일반 서비스에서 호출 금지."""
return query