From 8cabd8833254654fe812c526f8e216b0df1d622a Mon Sep 17 00:00:00 2001
From: Fijxu <fijxu@nadeko.net>
Date: Tue, 3 Nov 2026 00:41:53 -0300
Subject: [PATCH] feat: check domain configuration before starting Invidious
 (#5352)

* check domain configuration before starting Invidious

* Update src/invidious/config.cr

Co-authored-by: Samantaz Fox <coding@samantaz.fr>

* better domain missconfiguration checking

* improve

* rescue

---------

Co-authored-by: Samantaz Fox <coding@samantaz.fr>
---
 src/invidious/config.cr | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/src/invidious/config.cr b/src/invidious/config.cr
index d5e3a7ab6..d2b922196 100644
--- a/src/invidious/config.cr
+++ b/src/invidious/config.cr
@@ -345,6 +345,30 @@ class Config
       end
     end
 
+    # Check if the domain configuration is valid
+    if (domain = config.domain)
+      if parsed_domain = begin
+           URI.parse(domain)
+         rescue ex
+           puts "Config (Hint): Failed to parse domain. Please check it's value!"
+           exit(1)
+         end
+        if port = parsed_domain.path.to_i?
+          puts "Config (Hint): Remove the port from your domain: ':#{port}'"
+          exit(1)
+        end
+        if (path_items = parsed_domain.path.split("/")).size > 1
+          path = path_items[1..].join("/")
+          puts "Config (Hint): Remove the path from your domain: '/#{path}'"
+          exit(1)
+        end
+        if scheme = parsed_domain.scheme.presence
+          puts "Config (Hint): Remove the scheme from your domain: '#{scheme}://'"
+          exit(1)
+        end
+      end
+    end
+
     return config
   end
 end