From 12f18afe5efd7edcf1ef033cfacedba3aa56c368 Mon Sep 17 00:00:00 2001
From: Lauri Nevala <lauri.nevala@gmail.com>
Date: Tue, 9 Jun 2020 09:12:02 +0300
Subject: [PATCH] Return on proxy error if server is already closed

Signed-off-by: Lauri Nevala <lauri.nevala@gmail.com>
---
 src/main/proxy.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/main/proxy.ts b/src/main/proxy.ts
index bcfd432c9d..56febb9273 100644
--- a/src/main/proxy.ts
+++ b/src/main/proxy.ts
@@ -18,6 +18,7 @@ export class LensProxy {
   protected retryCounters: Map<string, number> = new Map()
   protected router: Router
   protected proxyServer: http.Server
+  protected closed = false
 
   constructor(port: number, clusterManager: ClusterManager) {
     this.port = port
@@ -34,6 +35,7 @@ export class LensProxy {
   public close() {
     logger.info("Closing proxy server")
     this.proxyServer.close()
+    this.closed = true
   }
 
   protected buildProxyServer() {
@@ -77,6 +79,9 @@ export class LensProxy {
       }
     })
     proxy.on("error", (error, req, res, target) => {
+      if(this.closed) {
+        return
+      }
       if (target) {
         logger.debug("Failed proxy to target: " + JSON.stringify(target))
         if (req.method === "GET" && (!res.statusCode || res.statusCode >= 500)) {