// Copyright 2025 Envoy Project Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// 
//     http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

syntax = "proto3";

package envoy.config.core.v3;

import "google/protobuf/any.proto";

import "udpa/annotations/status.proto";
import "validate/validate.proto";

option java_package = "io.envoyproxy.envoy.config.core.v3";
option java_outer_classname = "ExtensionProto";
option java_multiple_files = true;
option go_package = "github.com/envoyproxy/go-control-plane/envoy/config/core/v3;corev3";
option (udpa.annotations.file_status).package_version_status = ACTIVE;

// [#protodoc-title: Extension configuration]

// Message type for extension configuration.
// [#next-major-version: revisit all existing typed_config that doesn't use this wrapper.].
message TypedExtensionConfig {
  // The name of an extension. This is not used to select the extension, instead
  // it serves the role of an opaque identifier.
  string name = 1 [(validate.rules).string = {min_len: 1}];

  // The typed config for the extension. The type URL will be used to identify
  // the extension. In the case that the type URL is ``xds.type.v3.TypedStruct``
  // (or, for historical reasons, ``udpa.type.v1.TypedStruct``), the inner type
  // URL of ``TypedStruct`` will be utilized. See the
  // :ref:`extension configuration overview
  // <config_overview_extension_configuration>` for further details.
  google.protobuf.Any typed_config = 2 [(validate.rules).any = {required: true}];
}
