From 8cc483dc743ca85ecfe20468454366236d932b2a Mon Sep 17 00:00:00 2001
From: Kris <krousey@google.com>
Date: Wed, 20 Jan 2016 15:39:57 -0800
Subject: [PATCH] Add WrappedRoundTripper methods to round trippers

Proxy dialing code relies on this to get to the underlying
http.Transport for custom dialers and TLSConfigs.
---
 pkg/client/transport/round_trippers.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pkg/client/transport/round_trippers.go b/pkg/client/transport/round_trippers.go
index be013f35039..706a715e2ff 100644
--- a/pkg/client/transport/round_trippers.go
+++ b/pkg/client/transport/round_trippers.go
@@ -97,6 +97,8 @@ func (rt *userAgentRoundTripper) CancelRequest(req *http.Request) {
 	}
 }
 
+func (rt *userAgentRoundTripper) WrappedRoundTripper() http.RoundTripper { return rt.rt }
+
 type basicAuthRoundTripper struct {
 	username string
 	password string
@@ -126,6 +128,8 @@ func (rt *basicAuthRoundTripper) CancelRequest(req *http.Request) {
 	}
 }
 
+func (rt *basicAuthRoundTripper) WrappedRoundTripper() http.RoundTripper { return rt.rt }
+
 type bearerAuthRoundTripper struct {
 	bearer string
 	rt     http.RoundTripper
@@ -155,6 +159,8 @@ func (rt *bearerAuthRoundTripper) CancelRequest(req *http.Request) {
 	}
 }
 
+func (rt *bearerAuthRoundTripper) WrappedRoundTripper() http.RoundTripper { return rt.rt }
+
 // cloneRequest returns a clone of the provided *http.Request.
 // The clone is a shallow copy of the struct and its Header map.
 func cloneRequest(r *http.Request) *http.Request {
@@ -293,3 +299,7 @@ func (rt *debuggingRoundTripper) RoundTrip(req *http.Request) (*http.Response, e
 
 	return response, err
 }
+
+func (rt *debuggingRoundTripper) WrappedRoundTripper() http.RoundTripper {
+	return rt.delegatedRoundTripper
+}