From 5fbe4cc2257d95dfa51c5dd8969b3f5201e0f9db Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Sun, 28 Feb 2016 23:21:57 +0900
Subject: [PATCH] nghttpx: Clear upgrade_request flag when Downstream is
 attached to HTTP/2 backend

---
 src/shrpx_http2_downstream_connection.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/shrpx_http2_downstream_connection.cc b/src/shrpx_http2_downstream_connection.cc
index 6aa97d1f..b5accaa2 100644
--- a/src/shrpx_http2_downstream_connection.cc
+++ b/src/shrpx_http2_downstream_connection.cc
@@ -105,6 +105,11 @@ int Http2DownstreamConnection::attach_downstream(Downstream *downstream) {
   downstream_ = downstream;
   downstream_->reset_downstream_rtimer();
 
+  auto &req = downstream_->request();
+
+  // HTTP/2 disables HTTP Upgrade.
+  req.upgrade_request = false;
+
   return 0;
 }