syntax = "proto3";

package yandex.cloud.api;

import "google/protobuf/descriptor.proto";

option go_package = "github.com/yandex-cloud/go-genproto/yandex/cloud/api;api";

extend google.protobuf.MethodOptions { Operation operation = 87334; }

// Operation is annotation for rpc that returns longrunning operation, describes
// message types that will be returned in metadata [google.protobuf.Any], and
// in response [google.protobuf.Any] (for successful operation).
message Operation {
  // Optional. If present, rpc returns operation which metadata field will
  // contains message of specified type.
  string metadata = 1; // Optional.

  // Required. rpc returns operation, in case of success response will contains message of
  // specified field.
  string response = 2; // Required.
}