From 1973ef3c6f7a0617b26399b6b859b68acebaa6c5 Mon Sep 17 00:00:00 2001
From: klzgrad <kizdiv@gmail.com>
Date: Wed, 4 May 2022 01:45:17 +0800
Subject: [PATCH] net: Allow overriding CONNECT authority with header

The -connect-authority header overrides the CONNECT authority field.

The Cronet bidirectional_stream API does not have a way to pass in this
field to support tunnels, so it has to be smuggled in via a header.
---
 src/net/spdy/spdy_http_utils.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/net/spdy/spdy_http_utils.cc b/src/net/spdy/spdy_http_utils.cc
index 147d9fc85c..81d131df8f 100644
--- a/src/net/spdy/spdy_http_utils.cc
+++ b/src/net/spdy/spdy_http_utils.cc
@@ -111,6 +111,10 @@ void CreateSpdyHeadersFromHttpRequest(const HttpRequestInfo& info,
   HttpRequestHeaders::Iterator it(request_headers);
   while (it.GetNext()) {
     std::string name = base::ToLowerASCII(it.name());
+    if (info.method == "CONNECT" && name == "-connect-authority") {
+      (*headers)[spdy::kHttp2AuthorityHeader] = it.value();
+      continue;
+    }
     if (name.empty() || name[0] == ':' || name == "connection" ||
         name == "proxy-connection" || name == "transfer-encoding" ||
         name == "host") {