Comment out performance statistics debug code

[e-mobility-charging-stations-simulator.git] / src / charging-station / ui-server / UIWebSocketServer.ts

diff --git a/src/charging-station/ui-server/UIWebSocketServer.ts b/src/charging-station/ui-server/UIWebSocketServer.ts
index 60a4e3c186221f9c00556744e68110ec123cfa1b..27d8ce844b7dc47d5d2039deb2e9c78e3c6f5adb 100644 (file)
--- a/src/charging-station/ui-server/UIWebSocketServer.ts
+++ b/src/charging-station/ui-server/UIWebSocketServer.ts
@@ -68,6 +68,13 @@ export default class UIWebSocketServer extends AbstractUIServer {
         );
       });
     });
+    // eslint-disable-next-line @typescript-eslint/no-unused-vars
+    this.httpServer.on('connect', (req: IncomingMessage, socket: internal.Duplex, head: Buffer) => {
+      if (req.headers?.connection !== 'Upgrade' || req.headers?.upgrade !== 'websocket') {
+        socket.write(`HTTP/1.1 ${StatusCodes.BAD_REQUEST} Bad Request\r\n\r\n`);
+        socket.destroy();
+      }
+    });
     this.httpServer.on(
       'upgrade',
       (req: IncomingMessage, socket: internal.Duplex, head: Buffer): void => {
@@ -77,9 +84,19 @@ export default class UIWebSocketServer extends AbstractUIServer {
             socket.destroy();
             return;
           }
-          this.webSocketServer.handleUpgrade(req, socket, head, (ws: WebSocket) => {
-            this.webSocketServer.emit('connection', ws, req);
-          });
+          try {
+            this.webSocketServer.handleUpgrade(req, socket, head, (ws: WebSocket) => {
+              this.webSocketServer.emit('connection', ws, req);
+            });
+          } catch (error) {
+            logger.error(
+              `${this.logPrefix(
+                moduleName,
+                'start.httpServer.on.upgrade'
+              )} Error at handling connection upgrade:`,
+              error
+            );
+          }
         });
       }
     );