Files
krawl.es/src/middleware/ban_check.py
2026-03-09 18:20:49 +01:00

39 lines
1.2 KiB
Python

#!/usr/bin/env python3
"""
Middleware for checking if client IP is banned.
Resets the connection for banned IPs instead of sending a response.
"""
from starlette.middleware.base import BaseHTTPMiddleware
from starlette.requests import Request
from starlette.responses import Response
from dependencies import get_client_ip
class BanCheckMiddleware(BaseHTTPMiddleware):
async def dispatch(self, request: Request, call_next):
# Skip ban check for dashboard routes
config = request.app.state.config
dashboard_prefix = "/" + config.dashboard_secret_path.lstrip("/")
if request.url.path.startswith(dashboard_prefix):
return await call_next(request)
client_ip = get_client_ip(request)
tracker = request.app.state.tracker
if tracker.is_banned_ip(client_ip):
from logger import get_access_logger
get_access_logger().info(
f"[BANNED] [{request.method}] {client_ip} - {request.url.path}"
)
transport = request.scope.get("transport")
if transport:
transport.close()
return Response(status_code=500)
response = await call_next(request)
return response