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, ...) {
  32         return false;
  33 }
  34 void *mesh;
  35 void *global_log_cb;
  36 int global_log_level;
  37 bool send_meta(void *c, const char *msg, int len) {
  38         return false;
  39 }
  40 char *logfilename = NULL;
  41 struct timeval now;
  42
  43 static bool send_data(void *handle, uint8_t type, const void *data, size_t len) {
  44         int fd = *(int *)handle;
  45         send(fd, data, len, 0);
  46         return true;
  47 }
  48
  49 static bool receive_record(void *handle, uint8_t type, const void *data, uint16_t len) {
  50         return true;
  51 }
  52
  53 static void receive_data(sptps_t *sptps) {
  54         char buf[4096];
  55         int fd = *(int *)sptps->handle;
  56         size_t len = recv(fd, buf, sizeof(buf), 0);
  57         if(!sptps_receive_data(sptps, buf, len))
  58                 abort();
  59 }
  60
  61 struct timespec start;
  62 struct timespec end;
  63 double elapsed;
  64 double rate;
  65 unsigned int count;
  66
  67 static void clock_start() {
  68         count = 0;
  69         clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &start);
  70 }
  71
  72 static bool clock_countto(double seconds) {
  73         clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end);
  74         elapsed = end.tv_sec + end.tv_nsec * 1e-9 - start.tv_sec - start.tv_nsec * 1e-9;
  75         if(elapsed < seconds)
  76                 return ++count;
  77
  78         rate = count / elapsed;
  79         return false;
  80 }
  81
  82 int main(int argc, char *argv[]) {
  83         ecdsa_t *key1, *key2;
  84         ecdh_t *ecdh1, *ecdh2;
  85         sptps_t sptps1, sptps2;
  86         char buf1[4096], buf2[4096], buf3[4096];
  87         double duration = argc > 1 ? atof(argv[1]) : 10;
  88
  89         crypto_init();
  90
  91         randomize(buf1, sizeof(buf1));
  92         randomize(buf2, sizeof(buf2));
  93         randomize(buf3, sizeof(buf3));
  94
  95         // Key generation
  96
  97         fprintf(stderr, "Generating keys for %lg seconds: ", duration);
  98         for(clock_start(); clock_countto(duration);)
  99                 ecdsa_free(ecdsa_generate());
 100         fprintf(stderr, "%17.2lf op/s\n", rate);
 101
 102         key1 = ecdsa_generate();
 103         key2 = ecdsa_generate();
 104
 105         // ECDSA signatures
 106
 107         fprintf(stderr, "ECDSA sign for %lg seconds: ", duration);
 108         for(clock_start(); clock_countto(duration);)
 109                 ecdsa_sign(key1, buf1, 256, buf2);
 110         fprintf(stderr, "%22.2lf op/s\n", rate);
 111
 112         fprintf(stderr, "ECDSA verify for %lg seconds: ", duration);
 113         for(clock_start(); clock_countto(duration);)
 114                 ecdsa_verify(key1, buf1, 256, buf2);
 115         fprintf(stderr, "%20.2lf op/s\n", rate);
 116
 117         ecdh1 = ecdh_generate_public(buf1);
 118         fprintf(stderr, "ECDH for %lg seconds: ", duration);
 119         for(clock_start(); clock_countto(duration);) {
 120                 ecdh2 = ecdh_generate_public(buf2);
 121                 ecdh_compute_shared(ecdh2, buf1, buf3);
 122         }
 123         fprintf(stderr, "%28.2lf op/s\n", rate);
 124         ecdh_free(ecdh1);
 125
 126         // SPTPS authentication phase
 127
 128         int fd[2];
 129         if(socketpair(AF_UNIX, SOCK_STREAM, 0, fd)) {
 130                 fprintf(stderr, "Could not create a UNIX socket pair: %s\n", strerror(errno));
 131                 return 1;
 132         }
 133
 134         struct pollfd pfd[2] = {{fd[0], POLLIN}, {fd[1], POLLIN}};
 135
 136         fprintf(stderr, "SPTPS/TCP authenticate for %lg seconds: ", duration);
 137         for(clock_start(); clock_countto(duration);) {
 138                 sptps_start(&sptps1, fd + 0, true, false, key1, key2, "sptps_speed", 11, send_data, receive_record);
 139                 sptps_start(&sptps2, fd + 1, false, false, key2, key1, "sptps_speed", 11, send_data, receive_record);
 140                 while(poll(pfd, 2, 0)) {
 141                         if(pfd[0].revents)
 142                                 receive_data(&sptps1);
 143                         if(pfd[1].revents)
 144                                 receive_data(&sptps2);
 145                 }
 146                 sptps_stop(&sptps1);
 147                 sptps_stop(&sptps2);
 148         }
 149         fprintf(stderr, "%10.2lf op/s\n", rate * 2);
 150
 151         // SPTPS data
 152
 153         sptps_start(&sptps1, fd + 0, true, false, key1, key2, "sptps_speed", 11, send_data, receive_record);
 154         sptps_start(&sptps2, fd + 1, false, false, key2, key1, "sptps_speed", 11, send_data, receive_record);
 155         while(poll(pfd, 2, 0)) {
 156                 if(pfd[0].revents)
 157                         receive_data(&sptps1);
 158                 if(pfd[1].revents)
 159                         receive_data(&sptps2);
 160         }
 161         fprintf(stderr, "SPTPS/TCP transmit for %lg seconds: ", duration);
 162         for(clock_start(); clock_countto(duration);) {
 163                 if(!sptps_send_record(&sptps1, 0, buf1, 1451))
 164                         abort();
 165                 receive_data(&sptps2);
 166         }
 167         rate *= 2 * 1451 * 8;
 168         if(rate > 1e9)
 169                 fprintf(stderr, "%14.2lf Gbit/s\n", rate / 1e9);
 170         else if(rate > 1e6)
 171                 fprintf(stderr, "%14.2lf Mbit/s\n", rate / 1e6);
 172         else if(rate > 1e3)
 173                 fprintf(stderr, "%14.2lf kbit/s\n", rate / 1e3);
 174         sptps_stop(&sptps1);
 175         sptps_stop(&sptps2);
 176
 177         // SPTPS datagram authentication phase
 178
 179         close(fd[0]);
 180         close(fd[1]);
 181
 182         if(socketpair(AF_UNIX, SOCK_DGRAM, 0, fd)) {
 183                 fprintf(stderr, "Could not create a UNIX socket pair: %s\n", strerror(errno));
 184                 return 1;
 185         }
 186
 187         fprintf(stderr, "SPTPS/UDP authenticate for %lg seconds: ", duration);
 188         for(clock_start(); clock_countto(duration);) {
 189                 sptps_start(&sptps1, fd + 0, true, true, key1, key2, "sptps_speed", 11, send_data, receive_record);
 190                 sptps_start(&sptps2, fd + 1, false, true, key2, key1, "sptps_speed", 11, send_data, receive_record);
 191                 while(poll(pfd, 2, 0)) {
 192                         if(pfd[0].revents)
 193                                 receive_data(&sptps1);
 194                         if(pfd[1].revents)
 195                                 receive_data(&sptps2);
 196                 }
 197                 sptps_stop(&sptps1);
 198                 sptps_stop(&sptps2);
 199         }
 200         fprintf(stderr, "%10.2lf op/s\n", rate * 2);
 201
 202         // SPTPS datagram data
 203
 204         sptps_start(&sptps1, fd + 0, true, true, key1, key2, "sptps_speed", 11, send_data, receive_record);
 205         sptps_start(&sptps2, fd + 1, false, true, key2, key1, "sptps_speed", 11, send_data, receive_record);
 206         while(poll(pfd, 2, 0)) {
 207                 if(pfd[0].revents)
 208                         receive_data(&sptps1);
 209                 if(pfd[1].revents)
 210                         receive_data(&sptps2);
 211         }
 212         fprintf(stderr, "SPTPS/UDP transmit for %lg seconds: ", duration);
 213         for(clock_start(); clock_countto(duration);) {
 214                 if(!sptps_send_record(&sptps1, 0, buf1, 1451))
 215                         abort();
 216                 receive_data(&sptps2);
 217         }
 218         rate *= 2 * 1451 * 8;
 219         if(rate > 1e9)
 220                 fprintf(stderr, "%14.2lf Gbit/s\n", rate / 1e9);
 221         else if(rate > 1e6)
 222                 fprintf(stderr, "%14.2lf Mbit/s\n", rate / 1e6);
 223         else if(rate > 1e3)
 224                 fprintf(stderr, "%14.2lf kbit/s\n", rate / 1e3);
 225         sptps_stop(&sptps1);
 226         sptps_stop(&sptps2);
 227
 228         // Clean up
 229
 230         close(fd[0]);
 231         close(fd[1]);
 232         ecdsa_free(key1);
 233         ecdsa_free(key2);
 234         crypto_exit();
 235
 236         return 0;
 237 }