Add get commands implementation to client and server

internal/serverclient/ruby_client.go

@@ -121,3 +121,16 @@ func (r *RubyVagrantClient) ParseVagrantfileProvider(provider string, subvm *vag
 
 	return resp.Data, nil
 }
+
+func (r *RubyVagrantClient) GetCommands() ([]*vagrant_plugin_sdk.Command_CommandInfo, error) {
+	resp, err := r.client.GetCommands(
+		context.Background(),
+		&emptypb.Empty{},
+	)
+
+	if err != nil {
+		return nil, err
+	}
+
+	return resp.Commands, nil
+}

plugins/commands/serve/service/internal_service.rb

@@ -69,6 +69,16 @@ module VagrantPlugins
           parse_item_to_proto(config.vm.get_provider_overrides(provider))
         end
 
+        def get_commands(req, _)
+          s = CommandService.new(broker: :stub)
+          infos = Vagrant.plugin("2").local_manager.commands.keys.map do |n|
+            s.send(:collect_command_info, n.to_s, [])
+          end
+          Hashicorp::Vagrant::GetCommandsResponse.new(
+            commands: infos,
+          )
+        end
+
         def parse_item(item)
           loader = Vagrant::Config::Loader.new(
             Vagrant::Config::VERSIONS,