From a3974c2aeb006726bbc0ae5bcb8d5e62d7028f1e Mon Sep 17 00:00:00 2001
From: Adam Harrison <harrisonadamw@gmail.com>
Date: Wed, 20 Jan 2016 14:24:28 +0000
Subject: [PATCH] Abort inspect exec rewrite unless Containers node is present

---
 proxy/inspect_exec_interceptor.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/proxy/inspect_exec_interceptor.go b/proxy/inspect_exec_interceptor.go
index 32e70940..7b5a2cf8 100644
--- a/proxy/inspect_exec_interceptor.go
+++ b/proxy/inspect_exec_interceptor.go
@@ -22,6 +22,10 @@ func (i *inspectExecInterceptor) InterceptResponse(r *http.Response) error {
 		return err
 	}
 
+	if _, ok := exec["Container"]; !ok {
+		return nil
+	}
+
 	container, err := exec.Object("Container")
 	if err != nil {
 		return err