load_reporting_service_server_builder_plugin.h

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/*
 *
 * Copyright 2018 gRPC 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.
 *
 */
 
#ifndef GRPC_SRC_CPP_LOAD_REPORTING_SERVICE_SERVER_BUILDER_PLUGIN_H
#define GRPC_SRC_CPP_LOAD_REPORTING_SERVICE_SERVER_BUILDER_PLUGIN_H
 
#include <grpc/support/port_platform.h>
 
#include <memory>
#include <string>
 
#include <grpcpp/grpcpp.h>
#include <grpcpp/impl/server_builder_plugin.h>
#include <grpcpp/server_builder.h>
#include <grpcpp/support/channel_arguments.h>
#include <grpcpp/support/config.h>
 
#include "src/cpp/server/load_reporter/load_reporter_async_service_impl.h"
 
namespace grpc {
namespace load_reporter {
 
// The plugin that registers and starts load reporting service when starting a
// server.
class LoadReportingServiceServerBuilderPlugin : public ServerBuilderPlugin {
 public:
  ~LoadReportingServiceServerBuilderPlugin() override = default;
  std::string name() override { return "load_reporting_service"; }
 
  // Creates a load reporting service.
  void UpdateServerBuilder(ServerBuilder* builder) override;
 
  // Registers the load reporter service.
  void InitServer(ServerInitializer* si) override;
 
  // Starts the load reporter service.
  void Finish(ServerInitializer* si) override;
 
  void ChangeArguments(const std::string& /*name*/, void* /*value*/) override {}
  void UpdateChannelArguments(grpc::ChannelArguments* /*args*/) override {}
  bool has_sync_methods() const override;
  bool has_async_methods() const override;
 
 private:
  std::shared_ptr<LoadReporterAsyncServiceImpl> service_;
};
 
std::unique_ptr<grpc::ServerBuilderPlugin>
CreateLoadReportingServiceServerBuilderPlugin();
 
}  // namespace load_reporter
}  // namespace grpc
 
#endif  // GRPC_SRC_CPP_LOAD_REPORTING_SERVICE_SERVER_BUILDER_PLUGIN_H