From bce8df549835c996140aa796faf3d896fef2a6a1 Mon Sep 17 00:00:00 2001
From: Lei Jitang <leijitang@huawei.com>
Date: Mon, 4 Jul 2016 04:12:51 -0400
Subject: [PATCH] Fix attach to old running container after restart

Get the control pipe of old running container on
containerd restarting.

Signed-off-by: Lei Jitang <leijitang@huawei.com>
---
 runtime/process.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/runtime/process.go b/runtime/process.go
index 10d6a3c69..9915b7dc6 100644
--- a/runtime/process.go
+++ b/runtime/process.go
@@ -132,6 +132,13 @@ func loadProcess(root, id string, c *container, s *ProcessState) (*process, erro
 				return nil, err
 			}
 			p.exitPipe = exit
+
+			control, err := getControlPipe(filepath.Join(root, ControlFile))
+			if err != nil {
+				return nil, err
+			}
+			p.controlPipe = control
+
 			return p, nil
 		}
 		return nil, err