121 lines
3.4 KiB
C++
121 lines
3.4 KiB
C++
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2015 The srsUE Developers. See the
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* COPYRIGHT file at the top-level directory of this distribution.
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*
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* \section LICENSE
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*
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* This file is part of the srsUE library.
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*
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* srsUE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsUE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include "metrics_csv.h"
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#include <unistd.h>
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#include <sstream>
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#include <stdlib.h>
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#include <math.h>
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#include <float.h>
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#include <iomanip>
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#include <iostream>
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#include <stdio.h>
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using namespace std;
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namespace srsue{
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metrics_csv::metrics_csv(std::string filename)
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:n_reports(0)
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,metrics_report_period(1.0)
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,ue(NULL)
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{
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file.open(filename.c_str(), std::ios_base::out);
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}
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metrics_csv::~metrics_csv()
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{
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stop();
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}
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void metrics_csv::set_ue_handle(ue_metrics_interface *ue_)
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{
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ue = ue_;
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}
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void metrics_csv::stop()
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{
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if (file.is_open()) {
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file << "#eof\n";
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file.flush();
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file.close();
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}
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}
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void metrics_csv::set_metrics(ue_metrics_t &metrics, const uint32_t period_usec)
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{
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if (file.is_open() && ue != NULL) {
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if(n_reports == 0) {
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file << "time;rsrp;pl;cfo;dl_mcs;dl_snr;dl_turbo;dl_brate;dl_bler;ul_mcs;ul_buff;ul_brate;ul_bler;rf_o;rf_u;rf_l;is_attached\n";
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}
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file << (metrics_report_period*n_reports) << ";";
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file << float_to_string(metrics.phy.dl.rsrp, 2);
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file << float_to_string(metrics.phy.dl.pathloss, 2);
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file << float_to_string(metrics.phy.sync.cfo, 2);
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file << float_to_string(metrics.phy.dl.mcs, 2);
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file << float_to_string(metrics.phy.dl.sinr, 2);
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file << float_to_string(metrics.phy.dl.turbo_iters, 2);
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file << float_to_string((float) metrics.mac.rx_brate/period_usec*1e6, 2);
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if (metrics.mac.rx_pkts > 0) {
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file << float_to_string((float) 100*metrics.mac.rx_errors/metrics.mac.rx_pkts, 1);
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} else {
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file << float_to_string(0, 2);
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}
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file << float_to_string(metrics.phy.ul.mcs, 2);
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file << float_to_string((float) metrics.mac.ul_buffer, 2);
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file << float_to_string((float) metrics.mac.tx_brate/period_usec*1e6, 2);
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if (metrics.mac.tx_pkts > 0) {
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file << float_to_string((float) 100*metrics.mac.tx_errors/metrics.mac.tx_pkts, 1);
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} else {
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file << float_to_string(0, 2);
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}
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file << float_to_string(metrics.rf.rf_o, 2);
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file << float_to_string(metrics.rf.rf_u, 2);
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file << float_to_string(metrics.rf.rf_l, 2);
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file << (ue->is_attached() ? "1.0" : "0.0");
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file << "\n";
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n_reports++;
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} else {
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std::cout << "Error, couldn't write CSV file." << std::endl;
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}
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}
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std::string metrics_csv::float_to_string(float f, int digits, bool add_semicolon)
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{
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std::ostringstream os;
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const int precision = (f == 0.0) ? digits-1 : digits - log10(fabs(f))-2*DBL_EPSILON;
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os << std::fixed << std::setprecision(precision) << f;
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if (add_semicolon)
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os << ';';
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return os.str();
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}
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} // namespace srsue
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