From 315b60b4aa9ce8933fc2721192af908a159503e3 Mon Sep 17 00:00:00 2001
From: Juha Lindstedt <juha@pakastin.fi>
Date: Fri, 8 Oct 2021 19:23:46 +0300
Subject: [PATCH] Fix x-forwarded Headers example

At least Chrome sends :authority pseudo header instead of host header, which breaks both this example and express vhost. Hence I added headers.host as well here.
---
 README.md | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 19ec7a1..86520e4 100644
--- a/README.md
+++ b/README.md
@@ -111,9 +111,11 @@ server.on('request', (req, res) => {
     hostname: 'localhost'
     port: 9000,
     onReq: (req, { headers }) => {
-      headers['x-forwarded-for'] = req.socket.remoteAddress
-      headers['x-forwarded-proto'] = req.socket.encrypted ? 'https' : 'http'
-      headers['x-forwarded-host'] = req.headers['host']
+      const host = req.headers.host || req.authority.split(':')[0];
+      headers.host = host;
+      headers['x-forwarded-for'] = req.socket.remoteAddress;
+      headers['x-forwarded-proto'] = req.socket.encrypted ? 'https' : 'http';
+      headers['x-forwarded-host'] = host;
     }
   }, defaultWebHandler)
 })