Files
home_hub/backend/app/core/mcp_auth.py
T

27 lines
1.1 KiB
Python

import json
from starlette.types import ASGIApp, Receive, Scope, Send
from app.core.config import settings
class MCPAuthMiddleware:
def __init__(self, app: ASGIApp) -> None:
self.app = app
async def __call__(self, scope: Scope, receive: Receive, send: Send) -> None:
if scope["type"] == "http" and scope.get("path", "").startswith("/mcp"):
headers = dict(scope.get("headers", []))
auth = headers.get(b"authorization", b"").decode()
if auth != f"Bearer {settings.mcp_api_key}":
body = json.dumps({"detail": "Unauthorized"}).encode()
await send({
"type": "http.response.start",
"status": 401,
"headers": [
(b"content-type", b"application/json"),
(b"content-length", str(len(body)).encode()),
],
})
await send({"type": "http.response.body", "body": body})
return
await self.app(scope, receive, send)