src/sptps_speed.c

   1 /*
   2     sptps_speed.c -- SPTPS benchmark
   3     Copyright (C) 2013 Guus Sliepen <guus@tinc-vpn.org>,
   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 struct list_t *connection_list = NULL;
  33 bool send_meta(void *c, const char *msg , int len) { return false; }
  34 char *logfilename = NULL;
  35 struct timeval now;
  36
  37 static bool send_data(void *handle, uint8_t type, const char *data, size_t len) {
  38         int fd = *(int *)handle;
  39         send(fd, data, len, 0);
  40         return true;
  41 }
  42
  43 static bool receive_record(void *handle, uint8_t type, const char *data, uint16_t len) {
  44         return true;
  45 }
  46
  47 static void receive_data(sptps_t *sptps) {
  48         char buf[4096];
  49         int fd = *(int *)sptps->handle;
  50         size_t len = recv(fd, buf, sizeof buf, 0);
  51         if(!sptps_receive_data(sptps, buf, len))
  52                 abort();
  53 }
  54
  55 struct timespec start;
  56 struct timespec end;
  57 double elapsed;
  58 double rate;
  59 unsigned int count;
  60
  61 static void clock_start() {
  62         count = 0;
  63         clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &start);
  64 }
  65
  66 static bool clock_countto(double seconds) {
  67         clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &end);
  68         elapsed = end.tv_sec + end.tv_nsec * 1e-9 - start.tv_sec - start.tv_nsec * 1e-9;
  69         if(elapsed < seconds)
  70                 return ++count;
  71
  72         rate = count / elapsed;
  73         return false;
  74 }
  75
  76 int main(int argc, char *argv[]) {
  77         ecdsa_t *key1, *key2;
  78         ecdh_t *ecdh1, *ecdh2;
  79         sptps_t sptps1, sptps2;
  80         char buf1[4096], buf2[4096], buf3[4096];
  81         double duration = argc > 1 ? atof(argv[1]) : 10;
  82
  83         crypto_init();
  84
  85         randomize(buf1, sizeof buf1);
  86         randomize(buf2, sizeof buf2);
  87         randomize(buf3, sizeof buf3);
  88
  89         // Key generation
  90
  91         fprintf(stderr, "Generating keys for %lg seconds: ", duration);
  92         for(clock_start(); clock_countto(duration);)
  93                 ecdsa_free(ecdsa_generate());
  94         fprintf(stderr, "%17.2lf op/s\n", rate);
  95
  96         key1 = ecdsa_generate();
  97         key2 = ecdsa_generate();
  98
  99         // ECDSA signatures
 100
 101         fprintf(stderr, "ECDSA sign for %lg seconds: ", duration);
 102         for(clock_start(); clock_countto(duration);)
 103                 ecdsa_sign(key1, buf1, 256, buf2);
 104         fprintf(stderr, "%22.2lf op/s\n", rate);
 105
 106         fprintf(stderr, "ECDSA verify for %lg seconds: ", duration);
 107         for(clock_start(); clock_countto(duration);)
 108                 ecdsa_verify(key1, buf1, 256, buf2);
 109         fprintf(stderr, "%20.2lf op/s\n", rate);
 110
 111         ecdh1 = ecdh_generate_public(buf1);
 112         fprintf(stderr, "ECDH for %lg seconds: ", duration);
 113         for(clock_start(); clock_countto(duration);) {
 114                 ecdh2 = ecdh_generate_public(buf2);
 115                 ecdh_compute_shared(ecdh2, buf1, buf3);
 116         }
 117         fprintf(stderr, "%28.2lf op/s\n", rate);
 118         ecdh_free(ecdh1);
 119
 120         // SPTPS authentication phase
 121
 122         int fd[2];
 123         if(socketpair(AF_UNIX, SOCK_STREAM, 0, fd)) {
 124                 fprintf(stderr, "Could not create a UNIX socket pair: %s\n", strerror(errno));
 125                 return 1;
 126         }
 127
 128         struct pollfd pfd[2] = {{fd[0], POLLIN}, {fd[1], POLLIN}};
 129
 130         fprintf(stderr, "SPTPS/TCP authenticate for %lg seconds: ", duration);
 131         for(clock_start(); clock_countto(duration);) {
 132                 sptps_start(&sptps1, fd + 0, true, false, key1, key2, "sptps_speed", 11, send_data, receive_record);
 133                 sptps_start(&sptps2, fd + 1, false, false, key2, key1, "sptps_speed", 11, send_data, receive_record);
 134                 while(poll(pfd, 2, 0)) {
 135                         if(pfd[0].revents)
 136                                 receive_data(&sptps1);
 137                         if(pfd[1].revents)
 138                                 receive_data(&sptps2);
 139                 }
 140                 sptps_stop(&sptps1);
 141                 sptps_stop(&sptps2);
 142         }
 143         fprintf(stderr, "%10.2lf op/s\n", rate * 2);
 144
 145         // SPTPS data
 146
 147         sptps_start(&sptps1, fd + 0, true, false, key1, key2, "sptps_speed", 11, send_data, receive_record);
 148         sptps_start(&sptps2, fd + 1, false, false, key2, key1, "sptps_speed", 11, send_data, receive_record);
 149         while(poll(pfd, 2, 0)) {
 150                 if(pfd[0].revents)
 151                         receive_data(&sptps1);
 152                 if(pfd[1].revents)
 153                         receive_data(&sptps2);
 154         }
 155         fprintf(stderr, "SPTPS/TCP transmit for %lg seconds: ", duration);
 156         for(clock_start(); clock_countto(duration);) {
 157                 if(!sptps_send_record(&sptps1, 0, buf1, 1451))
 158                         abort();
 159                 receive_data(&sptps2);
 160         }
 161         rate *= 2 * 1451 * 8;
 162         if(rate > 1e9)
 163                 fprintf(stderr, "%14.2lf Gbit/s\n", rate / 1e9);
 164         else if(rate > 1e6)
 165                 fprintf(stderr, "%14.2lf Mbit/s\n", rate / 1e6);
 166         else if(rate > 1e3)
 167                 fprintf(stderr, "%14.2lf kbit/s\n", rate / 1e3);
 168         sptps_stop(&sptps1);
 169         sptps_stop(&sptps2);
 170
 171         // SPTPS datagram authentication phase
 172
 173         close(fd[0]);
 174         close(fd[1]);
 175
 176         if(socketpair(AF_UNIX, SOCK_DGRAM, 0, fd)) {
 177                 fprintf(stderr, "Could not create a UNIX socket pair: %s\n", strerror(errno));
 178                 return 1;
 179         }
 180
 181         fprintf(stderr, "SPTPS/UDP authenticate for %lg seconds: ", duration);
 182         for(clock_start(); clock_countto(duration);) {
 183                 sptps_start(&sptps1, fd + 0, true, true, key1, key2, "sptps_speed", 11, send_data, receive_record);
 184                 sptps_start(&sptps2, fd + 1, false, true, key2, key1, "sptps_speed", 11, send_data, receive_record);
 185                 while(poll(pfd, 2, 0)) {
 186                         if(pfd[0].revents)
 187                                 receive_data(&sptps1);
 188                         if(pfd[1].revents)
 189                                 receive_data(&sptps2);
 190                 }
 191                 sptps_stop(&sptps1);
 192                 sptps_stop(&sptps2);
 193         }
 194         fprintf(stderr, "%10.2lf op/s\n", rate * 2);
 195
 196         // SPTPS datagram data
 197
 198         sptps_start(&sptps1, fd + 0, true, true, key1, key2, "sptps_speed", 11, send_data, receive_record);
 199         sptps_start(&sptps2, fd + 1, false, true, key2, key1, "sptps_speed", 11, send_data, receive_record);
 200         while(poll(pfd, 2, 0)) {
 201                 if(pfd[0].revents)
 202                         receive_data(&sptps1);
 203                 if(pfd[1].revents)
 204                         receive_data(&sptps2);
 205         }
 206         fprintf(stderr, "SPTPS/UDP transmit for %lg seconds: ", duration);
 207         for(clock_start(); clock_countto(duration);) {
 208                 if(!sptps_send_record(&sptps1, 0, buf1, 1451))
 209                         abort();
 210                 receive_data(&sptps2);
 211         }
 212         rate *= 2 * 1451 * 8;
 213         if(rate > 1e9)
 214                 fprintf(stderr, "%14.2lf Gbit/s\n", rate / 1e9);
 215         else if(rate > 1e6)
 216                 fprintf(stderr, "%14.2lf Mbit/s\n", rate / 1e6);
 217         else if(rate > 1e3)
 218                 fprintf(stderr, "%14.2lf kbit/s\n", rate / 1e3);
 219         sptps_stop(&sptps1);
 220         sptps_stop(&sptps2);
 221
 222         // Clean up
 223
 224         close(fd[0]);
 225         close(fd[1]);
 226         ecdsa_free(key1);
 227         ecdsa_free(key2);
 228         crypto_exit();
 229
 230         return 0;
 231 }