From 3a3421b74228119597c6c5d734af19909a0d95d4 Mon Sep 17 00:00:00 2001
From: feihujiang <jiangfeihu@huawei.com>
Date: Thu, 10 Dec 2015 15:51:07 +0800
Subject: [PATCH] Print how to reattch to seesion when session ends

---
 pkg/kubectl/cmd/attach.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/pkg/kubectl/cmd/attach.go b/pkg/kubectl/cmd/attach.go
index 889c13a6b88..ad22ef460e0 100644
--- a/pkg/kubectl/cmd/attach.go
+++ b/pkg/kubectl/cmd/attach.go
@@ -221,7 +221,14 @@ func (p *AttachOptions) Run() error {
 		TTY:       tty,
 	}, api.Scheme)
 
-	return p.Attach.Attach("POST", req.URL(), p.Config, stdin, p.Out, p.Err, tty)
+	err = p.Attach.Attach("POST", req.URL(), p.Config, stdin, p.Out, p.Err, tty)
+	if err != nil {
+		return err
+	}
+	if p.Stdin && tty && pod.Spec.RestartPolicy == api.RestartPolicyAlways {
+		fmt.Fprintf(p.Out, "Session ended, resume using 'kubectl attach %s -c %s -i -t' command when the pod is running\n", pod.Name, containerToAttach.Name)
+	}
+	return nil
 }
 
 // GetContainer returns the container to attach to, with a fallback.