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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 GRPCPP_EXT_SERVER_LOAD_REPORTING_H
#define GRPCPP_EXT_SERVER_LOAD_REPORTING_H
#include <grpc/support/port_platform.h>
#include <grpc/load_reporting.h>
#include <grpcpp/impl/server_builder_option.h>
#include <grpcpp/server_context.h>
#include <grpcpp/support/config.h>
namespace grpc {
namespace load_reporter {
namespace experimental {
// The ServerBuilderOption to enable server-side load reporting feature. To
// enable the feature, please make sure the binary builds with the
// grpcpp_server_load_reporting library and set this option in the
// ServerBuilder.
class LoadReportingServiceServerBuilderOption
: public grpc::ServerBuilderOption {
public:
void UpdateArguments(grpc::ChannelArguments* args) override;
void UpdatePlugins(std::vector<std::unique_ptr<grpc::ServerBuilderPlugin>>*
plugins) override;
};
// Adds the load reporting cost with \a cost_name and \a cost_value in the
// trailing metadata of the server context.
void AddLoadReportingCost(grpc::ServerContext* ctx,
const std::string& cost_name, double cost_value);
} // namespace experimental
} // namespace load_reporter
} // namespace grpc
#endif // GRPCPP_EXT_SERVER_LOAD_REPORTING_H
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