Close sockets correctly

src/node/routes/index.ts

@@ -155,7 +155,7 @@ export const register = async (
 
   const wsErrorHandler: express.ErrorRequestHandler = async (err, req) => {
     logger.error(`${err.message} ${err.stack}`)
-    ;(req as WebsocketRequest).ws.destroy(err)
+    ;(req as WebsocketRequest).ws.end()
   }
 
   wsApp.use(wsErrorHandler)

src/node/wsRouter.ts

@@ -5,8 +5,6 @@ import * as net from "net"
 
 export const handleUpgrade = (app: express.Express, server: http.Server): void => {
   server.on("upgrade", (req, socket, head) => {
-    socket.on("error", () => socket.destroy())
-
     req.ws = socket
     req.head = head
     req._ws_handled = false
@@ -14,7 +12,7 @@ export const handleUpgrade = (app: express.Express, server: http.Server): void =
     // Send the request off to be handled by Express.
     ;(app as any).handle(req, new http.ServerResponse(req), () => {
       if (!req._ws_handled) {
-        socket.destroy(new Error("Not found"))
+        socket.end("HTTP/1.1 404 Not Found\r\n\r\n")
       }
     })
   })