From 143d92af50343da58fe4a6e33bd8344f5e6187d4 Mon Sep 17 00:00:00 2001
From: Fijxu <fijxu@nadeko.net>
Date: Sun, 15 Jun 2025 17:10:51 -0400
Subject: [PATCH] check domain configuration before starting Invidious

---
 src/invidious/config.cr | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/invidious/config.cr b/src/invidious/config.cr
index 4d69854c..5d5baa74 100644
--- a/src/invidious/config.cr
+++ b/src/invidious/config.cr
@@ -319,6 +319,18 @@ class Config
       end
     end
 
+    # Check if the domain configuration is valid
+    if (domain = config.domain).nil? || domain.empty?
+      puts "Config: 'domain' is required/can't be empty"
+      exit(1)
+    elsif parsed_domain = URI.parse(domain)
+      if !parsed_domain.scheme.nil?
+        puts "Config: 'domain' cannot contain a scheme (#{parsed_domain.scheme})"
+        puts "Config: (Hint) Set 'domain' to '#{parsed_domain.host}'"
+        exit(1)
+      end
+    end
+
     return config
   end
 end