From 10c5a0ab3df0c3cb7634c9131d4e98087643867a Mon Sep 17 00:00:00 2001
From: Michael Crosby <crosbymichael@gmail.com>
Date: Thu, 26 Jan 2017 16:07:43 -0800
Subject: [PATCH] Add exec io copy

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
---
 shim/exec.go | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/shim/exec.go b/shim/exec.go
index 514c9ff9d..78c4fd9a9 100644
--- a/shim/exec.go
+++ b/shim/exec.go
@@ -60,6 +60,20 @@ func newExecProcess(context context.Context, r *apishim.ExecRequest, parent *ini
 	if err := parent.runc.Exec(context, parent.id, processFromRequest(r), opts); err != nil {
 		return nil, err
 	}
+	if socket != nil {
+		console, err := socket.ReceiveMaster()
+		if err != nil {
+			return nil, err
+		}
+		e.console = console
+		if err := copyConsole(context, console, r.Stdin, r.Stdout, r.Stderr, &e.WaitGroup); err != nil {
+			return nil, err
+		}
+	} else {
+		if err := copyPipes(context, io, r.Stdin, r.Stdout, r.Stderr, &e.WaitGroup); err != nil {
+			return nil, err
+		}
+	}
 	pid, err := runc.ReadPidFile(opts.PidFile)
 	if err != nil {
 		return nil, err