Change socket_binding to a nested configuration in YAML

config/config.example.yml

@@ -140,7 +140,9 @@ https_only: false
 ## permissions following the UNIX octal convention.
 ## Default: <none>
 ##
-#socket_binding: /tmp/invidious.sock,777
+#socket_binding:
+#  path: /tmp/invidious.sock
+#  permissions: 777
 
 
 # -----------------------------

src/invidious.cr

@@ -250,14 +250,13 @@ Kemal.config.app_name = "Invidious"
 Kemal.run do |config|
   if CONFIG.socket_binding
     socket_binding = CONFIG.socket_binding.not_nil!
-    if File.exists?(socket_binding)
-      File.delete(socket_binding)
+    if File.exists?(socket_binding.path)
+      File.delete(socket_binding.path)
     end
     # Create a socket and set its desired permissions
-    tokens = socket_binding.rpartition(',')
-    server = UNIXServer.new(tokens[0])
-    perms = tokens[2].to_i(base: 8)
-    File.chmod(tokens[0], perms)
+    server = UNIXServer.new(socket_binding.path)
+    perms = socket_binding.permissions.to_i(base: 8)
+    File.chmod(socket_binding.path, perms)
     config.server.not_nil!.bind server
   else
     Kemal.config.host_binding = Kemal.config.host_binding != "0.0.0.0" ? Kemal.config.host_binding : CONFIG.host_binding

src/invidious/config.cr

@@ -8,6 +8,13 @@ struct DBConfig
   property dbname : String
 end
 
+struct SocketBindingConfig
+  include YAML::Serializable
+
+  property path : String
+  property permissions : String
+end
+
 struct ConfigPreferences
   include YAML::Serializable
 
@@ -139,7 +146,7 @@ class Config
   # Host to bind (overridden by command line argument)
   property host_binding : String = "0.0.0.0"
   # Path and permissions to make Invidious listen on a UNIX socket instead of a TCP port - Example: /tmp/invidious.sock,777
-  property socket_binding : String? = nil
+  property socket_binding : SocketBindingConfig? = nil
   # Pool size for HTTP requests to youtube.com and ytimg.com (each domain has a separate pool of `pool_size`)
   property pool_size : Int32 = 100
   # HTTP Proxy configuration