Update configuration options

Author: Jens Averkamp

DependencyInjection/Configuration.php

@@ -36,19 +36,16 @@ public function getConfigTreeBuilder()
                                 ->cannotBeEmpty()
                                 ->isRequired()
                             ->end()
-                            ->scalarNode('auth_method')
+                            ->enumNode('auth_method')
                                 ->defaultValue(Client::AUTH_HTTP_TOKEN)
-                                ->validate()
-                                ->ifNotInArray(array(Client::AUTH_URL_TOKEN, Client::AUTH_HTTP_TOKEN))
-                                    ->thenInvalid('Invalid Auhtmethod "%s"')
-                                ->end()
+                                ->values(array(Client::AUTH_URL_TOKEN, Client::AUTH_HTTP_TOKEN))
                             ->end()
+                            ->scalarNode('sudo')->defaultValue(null)->end()
                             ->arrayNode('options')
                                 ->addDefaultsIfNotSet()
                                 ->children()
-                                    ->integerNode('timeout')
-                                    ->cannotBeEmpty()
-                                    ->defaultValue(60)
+                                    ->integerNode('timeout')->min(0)->defaultValue(60)->end()
+                                    ->scalarNode('user_agent')->defaultValue(null)
                                 ->end()
                             ->end()
                         ->end()