From 02cc24f5e7c3219eb0dd77480f9df8208e81c09c Mon Sep 17 00:00:00 2001
From: Evan You <yyx990803@gmail.com>
Date: Wed, 15 Jul 2020 15:07:39 -0400
Subject: [PATCH] fix: fallback to http1 when proxy is required

fix #484
---
 src/node/server/index.ts | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)

diff --git a/src/node/server/index.ts b/src/node/server/index.ts
index 432c86f2965764..eb2e5a54c22b7b 100644
--- a/src/node/server/index.ts
+++ b/src/node/server/index.ts
@@ -125,17 +125,25 @@ export function createServer(config: ServerConfig): Server {
 }
 
 function resolveServer(
-  { https = false, httpsOptions = {} }: ServerConfig,
+  { https = false, httpsOptions = {}, proxy }: ServerConfig,
   requestListener: RequestListener
 ) {
   if (https) {
-    return require('http2').createSecureServer(
-      {
-        ...resolveHttpsConfig(httpsOptions),
-        allowHTTP1: true
-      },
-      requestListener
-    )
+    if (proxy) {
+      // #484 fallback to http1 when proxy is needed.
+      return require('https').createServer(
+        resolveHttpsConfig(httpsOptions),
+        requestListener
+      )
+    } else {
+      return require('http2').createSecureServer(
+        {
+          ...resolveHttpsConfig(httpsOptions),
+          allowHTTP1: true
+        },
+        requestListener
+      )
+    }
   } else {
     return require('http').createServer(requestListener)
   }