External Proxies: Adapt it to use a NamedTuple

src/invidious/helpers/utils.cr

@@ -390,7 +390,7 @@ def gen_videoplayback_proxy_list
   if !CONFIG.external_videoplayback_proxy.empty?
     external_videoplayback_proxy = ""
     CONFIG.external_videoplayback_proxy.each do |proxy|
-      external_videoplayback_proxy += " #{proxy}"
+      external_videoplayback_proxy += " #{proxy[:url]}"
     end
   else
     external_videoplayback_proxy = ""

src/invidious/http_server/utils.cr

@@ -9,16 +9,19 @@ module Invidious::HttpServer
     def check_external_proxy
       CONFIG.external_videoplayback_proxy.each do |proxy|
         begin
-          response = HTTP::Client.get(proxy)
+          response = HTTP::Client.get("#{proxy[:url]}/health")
           if response.status_code == 200
-            @@proxy_alive = proxy
-            LOGGER.debug("CheckExternalProxy: Proxy set to: '#{proxy}'")
+            @@proxy_alive = proxy[:url]
+            LOGGER.debug("CheckExternalProxy: Proxy set to: '#{proxy[:url]}'")
             break
           end
         rescue
-          LOGGER.debug("CheckExternalProxy: Proxy '#{proxy}' is not available")
+          LOGGER.debug("CheckExternalProxy: Proxy '#{proxy[:url]}' is not available")
         end
       end
+	  if @@proxy_alive.empty?
+		LOGGER.warn("CheckExternalProxy: No proxies alive! Using own server proxy")
+	  end
     end
 
     def get_external_proxy

src/invidious/jobs/check_external_proxy.cr

@@ -5,8 +5,8 @@ class Invidious::Jobs::CheckExternalProxy < Invidious::Jobs::BaseJob
   def begin
     loop do
       HttpServer::Utils.check_external_proxy
-      LOGGER.info("CheckExternalProxy: Done, sleeping for 1 minute")
-      sleep 1.minutes
+      LOGGER.info("CheckExternalProxy: Done, sleeping for 10 seconds")
+      sleep 10.seconds
       Fiber.yield
     end
   end