| // |
| // |
| // 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 |