From dda18487c10edf65b18e6698ffb40261de39b0c9 Mon Sep 17 00:00:00 2001
From: "J. Scott Elblein" <stardogg@gmail.com>
Date: Wed, 9 Sep 2020 23:11:22 -0500
Subject: [PATCH] Allow connecting to a containers cline via Portainer's web ui

Same fix as my .subfolder fix.
---
 portainer.subdomain.conf.sample | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/portainer.subdomain.conf.sample b/portainer.subdomain.conf.sample
index 614eaf9..08dba8e 100644
--- a/portainer.subdomain.conf.sample
+++ b/portainer.subdomain.conf.sample
@@ -57,6 +57,8 @@ server {
         set $upstream_proto http;
         proxy_pass $upstream_proto://$upstream_app:$upstream_port;
 
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection "upgrade";
         proxy_hide_header X-Frame-Options; # Possibly not needed after Portainer 1.20.0
     }
 }