From dda1aed8f9655c9cac813a3633b27bacdce9af88 Mon Sep 17 00:00:00 2001
From: zhangxiaoyu <zhangxiaoyu58@huawei.com>
Date: Tue, 1 Nov 2022 15:34:16 +0800
Subject: [PATCH] timeout wait backend to frontend complete

Signed-off-by: zhangxiaoyu <zhangxiaoyu58@huawei.com>
---
 pkg/kubelet/cri/streaming/remotecommand/proxy.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/pkg/kubelet/cri/streaming/remotecommand/proxy.go b/pkg/kubelet/cri/streaming/remotecommand/proxy.go
index f21629af..c14ea8dd 100644
--- a/pkg/kubelet/cri/streaming/remotecommand/proxy.go
+++ b/pkg/kubelet/cri/streaming/remotecommand/proxy.go
@@ -129,6 +129,12 @@ func ProxyToWebSocket(w http.ResponseWriter, r *http.Request, url *url.URL, opts
 	case <-frontendResizeToBackendComplete:
 	}
 
+	select {
+	case <-backendToFrontendComplete:
+	case <-time.Tick(30 * time.Second):
+		klog.Errorf("Wait backend to frontend complete timeout")
+	}
+
 	if errConnection != nil {
 		klog.Errorf("SpdyProxy: the connection disconnected: %v", errConnection)
 		if exitErr, ok := errConnection.(exec.ExitError); ok && exitErr.Exited() {
-- 
2.25.1