aboutsummaryrefslogtreecommitdiffstats
path: root/utils/src/hiperf.cc
blob: 1b6fc67af32105a9263b968b6ed416049aea754f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
/*
 * Copyright (c) 2017-2019 Cisco and/or its affiliates.
 * 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.
 */

#include <hicn/transport/interfaces/socket_consumer.h>
#include <hicn/transport/interfaces/socket_producer.h>
#ifndef _WIN32
#include <hicn/transport/utils/daemonizator.h>
#endif
#include <hicn/transport/utils/literals.h>

#include <fstream>
#include <iomanip>

#ifdef __linux__
#include <mcheck.h>
#endif

#ifdef _WIN32
#include <hicn/transport/portability/win_portability.h>
#endif

namespace transport {

namespace interface {

#ifndef ERROR_SUCCESS
#define ERROR_SUCCESS 0
#endif
#define ERROR_SETUP -5

using CryptoSuite = utils::CryptoSuite;
using Identity = utils::Identity;

struct ClientConfiguration {
  ClientConfiguration()
      : name("b001::abcd", 0),
        verify(false),
        beta(-1.f),
        drop_factor(-1.f),
        window(-1),
        virtual_download(true),
        producer_certificate("/tmp/rsa_certificate.pem"),
        receive_buffer(std::make_shared<std::vector<uint8_t>>()),
        download_size(0),
        report_interval_milliseconds_(1000),
        rtc_(false) {}

  Name name;
  bool verify;
  double beta;
  double drop_factor;
  double window;
  bool virtual_download;
  std::string producer_certificate;
  std::shared_ptr<std::vector<uint8_t>> receive_buffer;
  std::size_t download_size;
  std::uint32_t report_interval_milliseconds_;
  TransportProtocolAlgorithms transport_protocol_;
  bool rtc_;
};

struct ServerConfiguration {
  ServerConfiguration()
      : name("b001::abcd/64"),
        virtual_producer(true),
        manifest(false),
        live_production(false),
        sign(false),
        content_lifetime(600000000_U32),
        content_object_size(1440),
        download_size(20 * 1024 * 1024),
        hash_algorithm(HashAlgorithm::SHA_256),
        keystore_name("/tmp/rsa_crypto_material.p12"),
        keystore_password("cisco"),
        multiphase_produce_(false) {}

  Prefix name;
  bool virtual_producer;
  bool manifest;
  bool live_production;
  bool sign;
  std::uint32_t content_lifetime;
  std::uint16_t content_object_size;
  std::uint32_t download_size;
  HashAlgorithm hash_algorithm;
  std::string keystore_name;
  std::string keystore_password;
  bool multiphase_produce_;
};

class HIperfClient {
  typedef std::chrono::time_point<std::chrono::steady_clock> Time;
  typedef std::chrono::microseconds TimeDuration;

 public:
  HIperfClient(const ClientConfiguration &conf)
      : configuration_(conf),
        total_duration_milliseconds_(0),
        old_bytes_value_(0),
        signals_(io_service_, SIGINT) {}

  void processPayload(ConsumerSocket &c, std::size_t bytes_transferred,
                      const std::error_code &ec) {
    Time t2 = std::chrono::steady_clock::now();
    TimeDuration dt = std::chrono::duration_cast<TimeDuration>(t2 - t_download_);
    long usec = (long)dt.count();

    std::cout << "Content retrieved. Size: " << bytes_transferred << " [Bytes]"
              << std::endl;

    std::cerr << "Elapsed Time: " << usec / 1000000.0 << " seconds -- "
              << (bytes_transferred * 8) * 1.0 / usec * 1.0 << " [Mbps]"
              << std::endl;

    io_service_.stop();
  }

  bool verifyData(ConsumerSocket &c, const ContentObject &contentObject) {
    if (contentObject.getPayloadType() == PayloadType::CONTENT_OBJECT) {
      std::cout << "VERIFY CONTENT" << std::endl;
    } else if (contentObject.getPayloadType() == PayloadType::MANIFEST) {
      std::cout << "VERIFY MANIFEST" << std::endl;
    }

    return true;
  }

  void processLeavingInterest(ConsumerSocket &c, const Interest &interest) {}

  void handleTimerExpiration(ConsumerSocket &c, const protocol::TransportStatistics &stats) {
    const char separator = ' ';
    const int width = 20;

    utils::TimePoint t2 = utils::SteadyClock::now();
    auto exact_duration = std::chrono::duration_cast<utils::Milliseconds>(t2 - t_stats_);

    std::stringstream interval;
    interval << total_duration_milliseconds_ / 1000 << "-"
             << total_duration_milliseconds_ / 1000 + exact_duration.count() / 1000;

    std::stringstream bytes_transferred;
    bytes_transferred << std::fixed << std::setprecision(3)
                      << (stats.getBytesRecv() - old_bytes_value_) / 1000000.0
                      << std::setfill(separator) << "[MBytes]";

    std::stringstream bandwidth;
    bandwidth << ((stats.getBytesRecv() - old_bytes_value_) * 8) /
                     (exact_duration.count()) / 1000.0
              << std::setfill(separator) << "[Mbps]";

    std::stringstream window;
    window << stats.getAverageWindowSize() << std::setfill(separator) << "[Interest]";

    std::stringstream avg_rtt;
    avg_rtt << stats.getAverageRtt() << std::setfill(separator) << "[us]";

    std::cout << std::left << std::setw(width) << "Interval";
    std::cout << std::left << std::setw(width) << "Transfer";
    std::cout << std::left << std::setw(width) << "Bandwidth";
    std::cout << std::left << std::setw(width) << "Retr";
    std::cout << std::left << std::setw(width) << "Cwnd";
    std::cout << std::left << std::setw(width) << "AvgRtt" << std::endl;

    std::cout << std::left << std::setw(width) << interval.str();
    std::cout << std::left << std::setw(width) << bytes_transferred.str();
    std::cout << std::left << std::setw(width) << bandwidth.str();
    std::cout << std::left << std::setw(width) << stats.getRetxCount();
    std::cout << std::left << std::setw(width) << window.str();
    std::cout << std::left << std::setw(width) << avg_rtt.str() << std::endl;
    std::cout << std::endl;

    total_duration_milliseconds_ += (uint32_t)exact_duration.count();
    old_bytes_value_ = stats.getBytesRecv();
    t_stats_ = utils::SteadyClock::now();
  }

  int setup() {
    int ret;

    // Set the transport algorithm
    TransportProtocolAlgorithms transport_protocol;

    if (configuration_.rtc_) {
      transport_protocol = RTC;
    } else if (configuration_.window < 0) {
      transport_protocol = RAAQM;
    } else {
      transport_protocol = CBR;
    }

    consumer_socket_ = std::make_unique<ConsumerSocket>(transport_protocol);

#if defined(DEBUG) && defined(__linux__)
    std::shared_ptr<transport::BasePortal> portal;
    consumer_socket_->getSocketOption(GeneralTransportOptions::PORTAL, portal);
    signals_ =
        std::make_unique<asio::signal_set>(portal->getIoService(), SIGUSR1);
    signals_->async_wait([this](const std::error_code &, const int &) {
      std::cout << "Signal SIGUSR1!" << std::endl;
      mtrace();
    });
#endif

    if (consumer_socket_->setSocketOption(CURRENT_WINDOW_SIZE,
                                          configuration_.window) ==
        SOCKET_OPTION_NOT_SET) {
      std::cerr << "ERROR -- Impossible to set the size of the window."
                << std::endl;
      return ERROR_SETUP;
    }

    if (transport_protocol == RAAQM && configuration_.beta != -1.f) {
      if (consumer_socket_->setSocketOption(RaaqmTransportOptions::BETA_VALUE,
                                            configuration_.beta) ==
          SOCKET_OPTION_NOT_SET) {
        return ERROR_SETUP;
      }
    }

    if (transport_protocol == RAAQM && configuration_.drop_factor != -1.f) {
      if (consumer_socket_->setSocketOption(RaaqmTransportOptions::DROP_FACTOR,
                                            configuration_.drop_factor) ==
          SOCKET_OPTION_NOT_SET) {
        return ERROR_SETUP;
      }
    }

    if (consumer_socket_->setSocketOption(OtherOptions::VIRTUAL_DOWNLOAD,
                                          configuration_.virtual_download) ==
        SOCKET_OPTION_NOT_SET) {
      return ERROR_SETUP;
    }

    if (configuration_.verify) {
      if (consumer_socket_->setSocketOption(
              GeneralTransportOptions::CERTIFICATE,
              configuration_.producer_certificate) == SOCKET_OPTION_NOT_SET) {
        return ERROR_SETUP;
      }
    }

    if (consumer_socket_->setSocketOption(
            GeneralTransportOptions::VERIFY_SIGNATURE, configuration_.verify) ==
        SOCKET_OPTION_NOT_SET) {
      return ERROR_SETUP;
    }

    ret = consumer_socket_->setSocketOption(
        ConsumerCallbacksOptions::INTEREST_OUTPUT,
        (ConsumerInterestCallback)std::bind(
            &HIperfClient::processLeavingInterest, this, std::placeholders::_1,
            std::placeholders::_2));

    if (ret == SOCKET_OPTION_NOT_SET) {
      return ERROR_SETUP;
    }

    ret = consumer_socket_->setSocketOption(
        ConsumerCallbacksOptions::CONTENT_RETRIEVED,
        (ConsumerContentCallback)std::bind(
            &HIperfClient::processPayload, this, std::placeholders::_1,
            std::placeholders::_2, std::placeholders::_3));

    if (ret == SOCKET_OPTION_NOT_SET) {
      return ERROR_SETUP;
    }

    ret = consumer_socket_->setSocketOption(
        ConsumerCallbacksOptions::STATS_SUMMARY,
        (ConsumerTimerCallback)std::bind(
            &HIperfClient::handleTimerExpiration, this, std::placeholders::_1,
            std::placeholders::_2));

    if (ret == SOCKET_OPTION_NOT_SET) {
      return ERROR_SETUP;
    }

    if (consumer_socket_->setSocketOption(
            GeneralTransportOptions::STATS_INTERVAL,
            configuration_.report_interval_milliseconds_) ==
        SOCKET_OPTION_NOT_SET) {
      return ERROR_SETUP;
    }

    consumer_socket_->connect();

    return ERROR_SUCCESS;
  }

  int run() {
    std::cout << "Starting download of " << configuration_.name << std::endl;

    signals_.async_wait([this](const std::error_code &, const int &) {
      consumer_socket_->stop();
      io_service_.stop();
    });

    t_download_ = t_stats_ = std::chrono::steady_clock::now();
    consumer_socket_->asyncConsume(configuration_.name,
                                   configuration_.receive_buffer);
    io_service_.run();

    return ERROR_SUCCESS;
  }

 private:
  ClientConfiguration configuration_;
  std::unique_ptr<ConsumerSocket> consumer_socket_;
  Time t_stats_;
  Time t_download_;
  uint32_t total_duration_milliseconds_;
  uint64_t old_bytes_value_;
  asio::io_service io_service_;
  asio::signal_set signals_;
};

class HIperfServer {
  const std::size_t log2_content_object_buffer_size = 8;

 public:
  HIperfServer(ServerConfiguration &conf)
      : configuration_(conf),
        signals_(io_service_, SIGINT),
        content_objects_((std::uint16_t)(1 << log2_content_object_buffer_size)),
        content_objects_index_(0),
        mask_((std::uint16_t)(1 << log2_content_object_buffer_size) - 1) {
    std::string buffer(1440, 'X');
    std::cout << "Producing contents under name " << conf.name.getName()
              << std::endl;

    for (int i = 0; i < (1 << log2_content_object_buffer_size); i++) {
      content_objects_[i] = std::make_shared<ContentObject>(
          conf.name.getName(), HF_INET6_TCP, (const uint8_t *)buffer.data(),
          buffer.size());
      content_objects_[i]->setLifetime(
          default_values::content_object_expiry_time);
    }
  }

  void processInterest(ProducerSocket &p, const Interest &interest) {
    content_objects_[content_objects_index_ & mask_]->setName(
        interest.getName());

    //    if (final_chunk_number_ > 0 && interest.getName().getSuffix() == 0) {
    //      auto name = interest.getName();
    //      manifest_ = std::make_shared<ContentObjectManifest>(name);
    //      // manifest_->setFinalChunkNumber(final_chunk_number_);
    //      manifest_->encode();
    //      p.produce(*manifest_);
    //      return;
    //    }

    producer_socket_->produce(
        *content_objects_[content_objects_index_++ & mask_]);
  }

  void processInterest2(ProducerSocket &p, const Interest &interest) {
    producer_socket_->setSocketOption(ProducerCallbacksOptions::CACHE_MISS,
                                      (ProducerInterestCallback)VOID_HANDLER);
    producer_socket_->setSocketOption(
        GeneralTransportOptions::CONTENT_OBJECT_EXPIRY_TIME, 5000_U32);
    produceContent(interest.getName().getSuffix());
    producer_socket_->setSocketOption(
        ProducerCallbacksOptions::CACHE_MISS,
        (ProducerInterestCallback)bind(&HIperfServer::processInterest2, this,
                                       std::placeholders::_1,
                                       std::placeholders::_2));
  }

  void produceContent(uint32_t suffix) {
    core::Name name = configuration_.name.getName();

    std::string content(configuration_.download_size, '?');
    uint32_t total;

    total = producer_socket_->produce(
        name, reinterpret_cast<const uint8_t *>(content.data()), content.size(),
        !configuration_.multiphase_produce_, suffix);

    std::cout << "Written " << total << "pieces of data in output buffer"
              << std::endl;
  }

  std::shared_ptr<utils::Identity> setProducerIdentity(std::string &keystore_name,
                                      std::string &keystore_password,
                                      HashAlgorithm &hash_algorithm) {
    if (access(keystore_name.c_str(), F_OK) != -1) {
      return std::make_shared<utils::Identity>(keystore_name, keystore_password, hash_algorithm);
    } else {
      return std::make_shared<utils::Identity>(keystore_name, keystore_password,
                             CryptoSuite::RSA_SHA256, 1024, 365,
                             "producer-test");
    }
  }

  int setup() {
    int ret;

    producer_socket_ = std::make_unique<ProducerSocket>();

    if (configuration_.sign) {
      auto identity = setProducerIdentity(configuration_.keystore_name,
                                              configuration_.keystore_password,
                                              configuration_.hash_algorithm);

      if (producer_socket_->setSocketOption(GeneralTransportOptions::IDENTITY,
                                            identity) ==
          SOCKET_OPTION_NOT_SET) {
        return ERROR_SETUP;
      }
    }

    producer_socket_->registerPrefix(configuration_.name);
    producer_socket_->connect();

    if (!configuration_.virtual_producer) {
      if (producer_socket_->setSocketOption(
              GeneralTransportOptions::CONTENT_OBJECT_EXPIRY_TIME,
              configuration_.content_lifetime) == SOCKET_OPTION_NOT_SET) {
        return ERROR_SETUP;
      }

      if (producer_socket_->setSocketOption(
              GeneralTransportOptions::MAKE_MANIFEST,
              configuration_.manifest) == SOCKET_OPTION_NOT_SET) {
        return ERROR_SETUP;
      }

      if (producer_socket_->setSocketOption(
              GeneralTransportOptions::OUTPUT_BUFFER_SIZE, 200000U) ==
          SOCKET_OPTION_NOT_SET) {
        return ERROR_SETUP;
      }

      if (!configuration_.live_production) {
        produceContent(0);
      } else {
        ret = producer_socket_->setSocketOption(
            ProducerCallbacksOptions::CACHE_MISS,
            (ProducerInterestCallback)bind(&HIperfServer::processInterest2,
                                           this, std::placeholders::_1,
                                           std::placeholders::_2));

        if (ret == SOCKET_OPTION_NOT_SET) {
          return ERROR_SETUP;
        }
      }
    } else {
      ret = producer_socket_->setSocketOption(
          GeneralTransportOptions::OUTPUT_BUFFER_SIZE, 0U);

      if (ret == SOCKET_OPTION_NOT_SET) {
        return ERROR_SETUP;
      }

      ret = producer_socket_->setSocketOption(
          ProducerCallbacksOptions::CACHE_MISS,
          (ProducerInterestCallback)bind(&HIperfServer::processInterest, this,
                                         std::placeholders::_1,
                                         std::placeholders::_2));

      if (ret == SOCKET_OPTION_NOT_SET) {
        return ERROR_SETUP;
      }
    }

    return ERROR_SUCCESS;
  }

  int run() {
    std::cerr << "Starting to serve consumers" << std::endl;

    signals_.async_wait([this](const std::error_code &, const int &) {
      std::cout << "STOPPING!!" << std::endl;
      producer_socket_->stop();
      io_service_.stop();
    });

    io_service_.run();

    return ERROR_SUCCESS;
  }

 private:
  ServerConfiguration configuration_;
  std::unique_ptr<ProducerSocket> producer_socket_;
  asio::io_service io_service_;
  asio::signal_set signals_;
  std::vector<std::shared_ptr<ContentObject>> content_objects_;
  std::uint16_t content_objects_index_;
  std::uint16_t mask_;
};

void usage() {
  std::cerr << std::endl;
  std::cerr << "HIPERF - A tool for performing network throughput "
               "measurements with hICN"
            << std::endl;
  std::cerr << "usage: hiperf [-S|-C] [options] [prefix|name]" << std::endl;
  std::cerr << "Server or Client:" << std::endl;
#ifndef _WIN32
  std::cerr << "-D\t\t\t\t\t"
            << "Run as a daemon" << std::endl;
#endif
  std::cerr << std::endl;
  std::cerr << "Server specific:" << std::endl;
  std::cerr << "-s\t<content_size>\t\t\tSize of the content to publish"
            << std::endl;
  std::cerr << "-r\t\t\t\t\t"
            << "Produce real content of content_size bytes" << std::endl;
  std::cerr << "-m\t\t\t\t\t"
            << "Produce transport manifest" << std::endl;
  std::cerr << "-l\t\t\t\t\t"
            << "Start producing content upon the reception of the "
               "first interest"
            << std::endl;
  std::cerr << "-k\t<keystore_path>\t\t\t"
            << "Path of p12 file containing the "
               "crypto material used for signing the packets"
            << std::endl;
  std::cerr << "-y\t<hash_algorithm>\t\t"
            << "Use the selected hash algorithm for "
               "calculating manifest digests"
            << std::endl;
  std::cerr << "-p\t<password>\t\t\t"
            << "Password for p12 keystore" << std::endl;
  std::cerr << std::endl;
  std::cerr << "Client specific:" << std::endl;
  std::cerr << "-b\t<beta_parameter>\t\t"
            << "RAAQM beta parameter" << std::endl;
  std::cerr << "-d\t<drop_factor_parameter>\t\t"
            << "RAAQM drop factor "
               "parameter"
            << std::endl;
  std::cerr << "-M\t<Download for real>\t\t"
            << "Store the content downloaded."
            << std::endl;
  std::cerr << "-W\t<window_size>\t\t\t"
            << "Use a fixed congestion window "
               "for retrieving the data."
            << std::endl;
  std::cerr << "-c\t<certificate_path>\t\t"
            << "Path of the producer certificate "
               "to be used for verifying the "
               "origin of the packets received"
            << std::endl;
  std::cout << "-v\t\t\t\t\t"
            << "Enable verification of received data" << std::endl;
}

int main(int argc, char *argv[]) {
#ifndef _WIN32
  // Common
  bool daemon = false;
#else
  WSADATA wsaData = {0};
  WSAStartup(MAKEWORD(2, 2), &wsaData);
#endif

  // -1 server, 0 undefined, 1 client
  int role = 0;
  int options = 0;

  char *log_file = nullptr;

  // Consumer
  ClientConfiguration client_configuration;

  // Producer
  ServerConfiguration server_configuration;

  int opt;
#ifndef _WIN32
  while ((opt = getopt(argc, argv, "DSCf:b:d:W:RMc:vs:rmlk:y:p:hi:x")) != -1) {
    switch (opt) {
      // Common
      case 'D':
        daemon = true;
        break;
#else
  while ((opt = getopt(argc, argv, "SCf:b:d:W:RMc:vs:rmlk:y:p:hi:x")) != -1) {
    switch (opt) {
#endif
      case 'f':
        log_file = optarg;
        break;

      // Server or Client
      case 'S':
        role -= 1;
        break;
      case 'C':
        role += 1;
        break;

      // Client specifc
      case 'b':
        client_configuration.beta = std::stod(optarg);
        options = 1;
        break;
      case 'd':
        client_configuration.drop_factor = std::stod(optarg);
        options = 1;
        break;
      case 'W':
        client_configuration.window = std::stod(optarg);
        options = 1;
        break;
      case 'M':
        client_configuration.virtual_download = false;
        options = 1;
        break;
      case 'c':
        client_configuration.producer_certificate = std::string(optarg);
        options = 1;
        break;
      case 'v':
        client_configuration.verify = true;
        options = 1;
        break;
      case 'i':
        client_configuration.report_interval_milliseconds_ = std::stoul(optarg);
        options = 1;
        break;
      case 'R':
        client_configuration.rtc_ = true;
        break;

      // Server specific
      case 's':
        server_configuration.download_size = std::stoul(optarg);
        options = -1;
        break;
      case 'r':
        server_configuration.virtual_producer = false;
        options = -1;
        break;
      case 'm':
        server_configuration.manifest = true;
        options = -1;
        break;
      case 'l':
        server_configuration.live_production = true;
        options = -1;
        break;
      case 'k':
        server_configuration.keystore_name = std::string(optarg);
        server_configuration.sign = true;
        options = -1;
        break;
      case 'y':
        if (strncasecmp(optarg, "sha256", 6) == 0) {
          server_configuration.hash_algorithm = HashAlgorithm::SHA_256;
        } else if (strncasecmp(optarg, "sha512", 6) == 0) {
          server_configuration.hash_algorithm = HashAlgorithm::SHA_512;
        } else if (strncasecmp(optarg, "crc32", 5) == 0) {
          server_configuration.hash_algorithm = HashAlgorithm::CRC32C;
        } else {
          std::cerr << "Ignored unknown hash algorithm. Using SHA 256."
                    << std::endl;
        }
        options = -1;
        break;
      case 'p':
        server_configuration.keystore_password = std::string(optarg);
        options = -1;
        break;
      case 'x':
        server_configuration.multiphase_produce_ = true;
        options = -1;
        break;
      case 'h':
      default:
        usage();
        return EXIT_FAILURE;
    }
  }

  if (options > 0 && role < 0) {
    std::cerr << "Client options cannot be used when using the "
                 "software in server mode"
              << std::endl;
    usage();
    return EXIT_FAILURE;

  } else if (options < 0 && role > 0) {
    std::cerr << "Server options cannot be used when using the "
                 "software in client mode"
              << std::endl;
    usage();
    return EXIT_FAILURE;
  } else if (!role) {
    std::cerr << "Please specify if running hiperf as client "
                 "or server."
              << std::endl;
    usage();
    return EXIT_FAILURE;
  }

  if (argv[optind] == 0) {
    std::cerr << "Please specify the name/prefix to use." << std::endl;
    usage();
    return EXIT_FAILURE;
  } else {
    if (role > 0) {
      client_configuration.name = Name(argv[optind]);
    } else {
      server_configuration.name = Prefix(argv[optind]);
    }
  }

  if (log_file) {
#ifndef _WIN32
    int fd = open(log_file, O_WRONLY | O_APPEND | O_CREAT, S_IWUSR | S_IRUSR);
    dup2(fd, STDOUT_FILENO);
    dup2(STDOUT_FILENO, STDERR_FILENO);
    close(fd);
#else
    int fd =
        _open(log_file, _O_WRONLY | _O_APPEND | _O_CREAT, _S_IWRITE | _S_IREAD);
    _dup2(fd, _fileno(stdout));
    _dup2(_fileno(stdout), _fileno(stderr));
    _close(fd);
#endif
  }

#ifndef _WIN32
  if (daemon) {
    utils::Daemonizator::daemonize(false);
  }
#endif

  if (role > 0) {
    HIperfClient c(client_configuration);
    if (c.setup() != ERROR_SETUP) {
      c.run();
    }
  } else if (role < 0) {
    HIperfServer s(server_configuration);
    if (s.setup() != ERROR_SETUP) {
      s.run();
    }
  } else {
    usage();
    return EXIT_FAILURE;
  }

#ifdef _WIN32
  WSACleanup();
#endif
  return 0;
}

}  // end namespace interface

}  // end namespace transport

int main(int argc, char *argv[]) {
  return transport::interface::main(argc, argv);
}