grpc/test/cpp/qps/user_data_client.h

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#include <iostream>
#include <memory>
#include <string>

#include <grpc/grpc.h>
#include <grpc++/channel_arguments.h>
#include <grpc++/channel_interface.h>
#include <grpc++/client_context.h>
#include <grpc++/create_channel.h>
#include <grpc++/credentials.h>
#include <grpc++/status.h>
#include "test/cpp/qps/user_data.grpc.pb.h"

using grpc::ChannelArguments;
using grpc::ChannelInterface;
using grpc::ClientContext;
using grpc::Status;
using UserData::UserDataTransfer;
using UserData::Metrics;
using UserData::SingleUserRecordRequest;
using UserData::SingleUserRecordReply;

class UserDataClient {
 public:
  UserDataClient(std::shared_ptr<ChannelInterface> channel)
    : stub_(UserDataTransfer::NewStub(channel)) {}
  
  ~UserDataClient() {}

  void setAccessToken(std::string access_token);
  
  void setQPS(double QPS);

  void setQPSPerCore(double qpsPerCore);

  void setLatencies(double percentileLatency50, double percentileLatency90,
     double percentileLatency95, double percentileLatency99, double percentileLatency99Point9);

  void setTimes(double serverSystemTime, double serverUserTime, 
    double clientSystemTime, double clientUserTime);

  int sendDataIfReady();

 private:
  std::unique_ptr<UserDataTransfer::Stub> stub_;
  std::string access_token_;
  double QPS_;
  double percentileLatency50_;
  double percentileLatency90_;
  double percentileLatency95_;
  double percentileLatency99_;
  double percentileLatency99Point9_;
  bool qpsSet = false;
  bool latenciesSet = false;
};