From fa3a5c534f423ecb9727c41dc3d061623d72ac54 Mon Sep 17 00:00:00 2001
From: Mark Stapper <stark@stapta.nl>
Date: Tue, 1 Jul 2025 10:34:19 +0200
Subject: [PATCH] Fix Set correct forward proto even when behind reverse proxy

---
 docker/nginx/templates/default.conf.template | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/docker/nginx/templates/default.conf.template b/docker/nginx/templates/default.conf.template
index 96a4857f7..a2b2871a4 100644
--- a/docker/nginx/templates/default.conf.template
+++ b/docker/nginx/templates/default.conf.template
@@ -2,6 +2,12 @@
 # by using `envsubst` to replace the environment variables in the template with
 # their actual values.
 
+# Helper to get scheme regardless if we are behind a prox or not
+map $http_x_forwarded_proto $forwardscheme {
+    default $scheme;
+    https https;
+}
+
 server {
     root /var/www/html;
     listen ${ROMM_PORT};
@@ -10,7 +16,8 @@ server {
     proxy_set_header Host $http_host;
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-    proxy_set_header X-Forwarded-Proto $scheme;
+    proxy_set_header X-Forwarded-Proto $forwardscheme;
+
 
     location / {
         try_files $uri $uri/ /index.html;