Merge pull request #259 from DSD-DBS/xpra-custom-error

feat: Add custom error message during Xpra startup
DSD-DBS · Mar 14, 2024 · 8ad4d70 · 8ad4d70
2 parents dd49e57 + 8fc142b
commit 8ad4d70
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diff --git a/remote/Dockerfile b/remote/Dockerfile
@@ -59,6 +59,7 @@ COPY supervisord.*.conf /tmp/supervisord/
 
 # Copy nginx configuration for xpra
 COPY nginx.conf /etc/nginx/nginx.conf
+COPY error.html /usr/share/nginx/html/error.html
 
 # Allow any user to start the RDP server
 # Depending on the base image used, Xwrapper.config may (not) be available and has to be created.

diff --git a/remote/error.html b/remote/error.html
@@ -0,0 +1,24 @@
+<!--
+ ~ SPDX-FileCopyrightText: Copyright DB InfraGO AG and contributors
+ ~ SPDX-License-Identifier: Apache-2.0
+ -->
+
+<!doctype html>
+<html>
+  <head>
+    <style>
+      body {
+        font-family: Arial, sans-serif;
+      }
+    </style>
+  </head>
+  <body>
+    <h2>Xpra is not ready - 502 Bad Gateway</h2>
+
+    <div>If you started the session recently, it is not ready yet.</div>
+    <div>Refresh the page in a few seconds.</div>
+    <div>
+      If this error is persistent, please contact your system administrator.
+    </div>
+  </body>
+</html>
diff --git a/remote/nginx.conf b/remote/nginx.conf
@@ -16,6 +16,10 @@ http {
         listen 10000;
         server_name _;
 
+        root /usr/share/nginx/html;
+        error_page 502 /error.html;
+        error_page 404 /error.html;
+
         if ($cookie_token !~ '__XPRA_TOKEN__') {
             return 401;
         }