update

server/RequestHandler.py

@@ -78,7 +78,8 @@ class RequestHandler:
     def _has_body(self, headers):
         return "transfer-encoding" in headers or "content-encoding" in headers
 
-    def _get_date(self):
+    @staticmethod
+    def _get_date():
         now = datetime.now()
         stamp = mktime(now.timetuple())
         return format_date_time(stamp)
@@ -114,3 +115,13 @@ class RequestHandler:
 
             logging.debug("Sending: %r", message)
             self.conn.conn.sendall(message)
+
+    @staticmethod
+    def send_error(client: socket, code, message):
+        message = f"HTTP/1.1 {code} {message}\r\n"
+        message += RequestHandler._get_date() + "\r\n"
+        message += "Content-Length: 0\r\n"
+        message += "\r\n"
+
+        logging.debug("Sending: %r", message)
+        client.sendall(message.encode(FORMAT))

server/worker.py

@@ -1,10 +1,10 @@
 import logging
 import multiprocessing as mp
+import socket
 import threading
 from concurrent.futures import ThreadPoolExecutor
-from logging import Logger
-import socket
 
+from httplib.exceptions import HTTPServerException, InternalServerError
 from server.RequestHandler import RequestHandler
 
 THREAD_LIMIT = 128
@@ -23,10 +23,8 @@ def worker(address, name, logging_level, queue: mp.Queue, stop_event: mp.Event):
 
 
 class Worker:
-
     host: str
     name: str
-    logger: Logger
     queue: mp.Queue
     executor: ThreadPoolExecutor
     stop_event: mp.Event
@@ -68,8 +66,11 @@ class Worker:
 
             handler = RequestHandler(conn, self.host)
             handler.listen()
-        except Exception:
-            logging.debug("Internal error")
+        except HTTPServerException as e:
+            RequestHandler.send_error(conn, e.status_code, e.message)
+        except Exception as e:
+            RequestHandler.send_error(conn, InternalServerError.status_code, InternalServerError.message)
+            logging.debug("Internal error", exc_info=e)
 
         conn.shutdown(socket.SHUT_RDWR)
         conn.close()