git.meshlink.io Git - meshlink/blob - src/sptps_speed.c

   1 /*
   2     sptps_speed.c -- SPTPS benchmark
   3     Copyright (C) 2014 Guus Sliepen <guus@meshlink.io>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License along
  16     with this program; if not, write to the Free Software Foundation, Inc.,
  17     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 #include "system.h"
  21
  22 #include <poll.h>
  23
  24 #include "crypto.h"
  25 #include "ecdh.h"
  26 #include "ecdsa.h"
  27 #include "ecdsagen.h"
  28 #include "sptps.h"
  29
  30 // Symbols necessary to link with logger.o
  31 bool send_request(void *c, const char *msg, ...) { return false; }
  32 bool send_meta(void *c, const char *msg , int len) { return false; }
  33 char *logfilename = NULL;
  34 struct timeval now;
  35
  36 static bool send_data(void *handle, uint8_t type, const char *data, size_t len) {
  37         int fd = *(int *)handle;
  38         send(fd, data, len, 0);
  39         return true;
  40 }
  41
  42 static bool receive_record(void *handle, uint8_t type, const char *data, uint16_t len) {
  43         return true;
  44 }
  45
  46 static void receive_data(sptps_t *sptps) {
  47         char buf[4096];
  48         int fd = *(int *)sptps->handle;
  49         size_t len = recv(fd, buf, sizeof buf, 0);
  50         if(!sptps_receive_data(sptps, buf, len))
  51                 abort();
  52 }
  53
  54 struct timespec start;
  55 struct timespec end;
  56 double elapsed;
  57 double rate;
  58 unsigned int count;
  59
  60 static void clock_start() {
  61         count = 0;
  62         clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &start);
  63 }
  64
  65 static bool clock_countto(double seconds) {
  66         clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end);
  67         elapsed = end.tv_sec + end.tv_nsec * 1e-9 - start.tv_sec - start.tv_nsec * 1e-9;
  68         if(elapsed < seconds)
  69                 return ++count;
  70
  71         rate = count / elapsed;
  72         return false;
  73 }
  74
  75 int main(int argc, char *argv[]) {
  76         ecdsa_t *key1, *key2;
  77         ecdh_t *ecdh1, *ecdh2;
  78         sptps_t sptps1, sptps2;
  79         char buf1[4096], buf2[4096], buf3[4096];
  80         double duration = argc > 1 ? atof(argv[1]) : 10;
  81
  82         crypto_init();
  83
  84         randomize(buf1, sizeof buf1);
  85         randomize(buf2, sizeof buf2);
  86         randomize(buf3, sizeof buf3);
  87
  88         // Key generation
  89
  90         fprintf(stderr, "Generating keys for %lg seconds: ", duration);
  91         for(clock_start(); clock_countto(duration);)
  92                 ecdsa_free(ecdsa_generate());
  93         fprintf(stderr, "%17.2lf op/s\n", rate);
  94
  95         key1 = ecdsa_generate();
  96         key2 = ecdsa_generate();
  97
  98         // ECDSA signatures
  99
 100         fprintf(stderr, "ECDSA sign for %lg seconds: ", duration);
 101         for(clock_start(); clock_countto(duration);)
 102                 ecdsa_sign(key1, buf1, 256, buf2);
 103         fprintf(stderr, "%22.2lf op/s\n", rate);
 104
 105         fprintf(stderr, "ECDSA verify for %lg seconds: ", duration);
 106         for(clock_start(); clock_countto(duration);)
 107                 ecdsa_verify(key1, buf1, 256, buf2);
 108         fprintf(stderr, "%20.2lf op/s\n", rate);
 109
 110         ecdh1 = ecdh_generate_public(buf1);
 111         fprintf(stderr, "ECDH for %lg seconds: ", duration);
 112         for(clock_start(); clock_countto(duration);) {
 113                 ecdh2 = ecdh_generate_public(buf2);
 114                 ecdh_compute_shared(ecdh2, buf1, buf3);
 115         }
 116         fprintf(stderr, "%28.2lf op/s\n", rate);
 117         ecdh_free(ecdh1);
 118
 119         // SPTPS authentication phase
 120
 121         int fd[2];
 122         if(socketpair(AF_UNIX, SOCK_STREAM, 0, fd)) {
 123                 fprintf(stderr, "Could not create a UNIX socket pair: %s\n", strerror(errno));
 124                 return 1;
 125         }
 126
 127         struct pollfd pfd[2] = {{fd[0], POLLIN}, {fd[1], POLLIN}};
 128
 129         fprintf(stderr, "SPTPS/TCP authenticate for %lg seconds: ", duration);
 130         for(clock_start(); clock_countto(duration);) {
 131                 sptps_start(&sptps1, fd + 0, true, false, key1, key2, "sptps_speed", 11, send_data, receive_record);
 132                 sptps_start(&sptps2, fd + 1, false, false, key2, key1, "sptps_speed", 11, send_data, receive_record);
 133                 while(poll(pfd, 2, 0)) {
 134                         if(pfd[0].revents)
 135                                 receive_data(&sptps1);
 136                         if(pfd[1].revents)
 137                                 receive_data(&sptps2);
 138                 }
 139                 sptps_stop(&sptps1);
 140                 sptps_stop(&sptps2);
 141         }
 142         fprintf(stderr, "%10.2lf op/s\n", rate * 2);
 143
 144         // SPTPS data
 145
 146         sptps_start(&sptps1, fd + 0, true, false, key1, key2, "sptps_speed", 11, send_data, receive_record);
 147         sptps_start(&sptps2, fd + 1, false, false, key2, key1, "sptps_speed", 11, send_data, receive_record);
 148         while(poll(pfd, 2, 0)) {
 149                 if(pfd[0].revents)
 150                         receive_data(&sptps1);
 151                 if(pfd[1].revents)
 152                         receive_data(&sptps2);
 153         }
 154         fprintf(stderr, "SPTPS/TCP transmit for %lg seconds: ", duration);
 155         for(clock_start(); clock_countto(duration);) {
 156                 if(!sptps_send_record(&sptps1, 0, buf1, 1451))
 157                         abort();
 158                 receive_data(&sptps2);
 159         }
 160         rate *= 2 * 1451 * 8;
 161         if(rate > 1e9)
 162                 fprintf(stderr, "%14.2lf Gbit/s\n", rate / 1e9);
 163         else if(rate > 1e6)
 164                 fprintf(stderr, "%14.2lf Mbit/s\n", rate / 1e6);
 165         else if(rate > 1e3)
 166                 fprintf(stderr, "%14.2lf kbit/s\n", rate / 1e3);
 167         sptps_stop(&sptps1);
 168         sptps_stop(&sptps2);
 169
 170         // SPTPS datagram authentication phase
 171
 172         close(fd[0]);
 173         close(fd[1]);
 174
 175         if(socketpair(AF_UNIX, SOCK_DGRAM, 0, fd)) {
 176                 fprintf(stderr, "Could not create a UNIX socket pair: %s\n", strerror(errno));
 177                 return 1;
 178         }
 179
 180         fprintf(stderr, "SPTPS/UDP authenticate for %lg seconds: ", duration);
 181         for(clock_start(); clock_countto(duration);) {
 182                 sptps_start(&sptps1, fd + 0, true, true, key1, key2, "sptps_speed", 11, send_data, receive_record);
 183                 sptps_start(&sptps2, fd + 1, false, true, key2, key1, "sptps_speed", 11, send_data, receive_record);
 184                 while(poll(pfd, 2, 0)) {
 185                         if(pfd[0].revents)
 186                                 receive_data(&sptps1);
 187                         if(pfd[1].revents)
 188                                 receive_data(&sptps2);
 189                 }
 190                 sptps_stop(&sptps1);
 191                 sptps_stop(&sptps2);
 192         }
 193         fprintf(stderr, "%10.2lf op/s\n", rate * 2);
 194
 195         // SPTPS datagram data
 196
 197         sptps_start(&sptps1, fd + 0, true, true, key1, key2, "sptps_speed", 11, send_data, receive_record);
 198         sptps_start(&sptps2, fd + 1, false, true, key2, key1, "sptps_speed", 11, send_data, receive_record);
 199         while(poll(pfd, 2, 0)) {
 200                 if(pfd[0].revents)
 201                         receive_data(&sptps1);
 202                 if(pfd[1].revents)
 203                         receive_data(&sptps2);
 204         }
 205         fprintf(stderr, "SPTPS/UDP transmit for %lg seconds: ", duration);
 206         for(clock_start(); clock_countto(duration);) {
 207                 if(!sptps_send_record(&sptps1, 0, buf1, 1451))
 208                         abort();
 209                 receive_data(&sptps2);
 210         }
 211         rate *= 2 * 1451 * 8;
 212         if(rate > 1e9)
 213                 fprintf(stderr, "%14.2lf Gbit/s\n", rate / 1e9);
 214         else if(rate > 1e6)
 215                 fprintf(stderr, "%14.2lf Mbit/s\n", rate / 1e6);
 216         else if(rate > 1e3)
 217                 fprintf(stderr, "%14.2lf kbit/s\n", rate / 1e3);
 218         sptps_stop(&sptps1);
 219         sptps_stop(&sptps2);
 220
 221         // Clean up
 222
 223         close(fd[0]);
 224         close(fd[1]);
 225         ecdsa_free(key1);
 226         ecdsa_free(key2);
 227         crypto_exit();
 228
 229         return 0;
 230 }