bin/openssl/s_time.c

   1 /* $OpenBSD: s_time.c,v 1.17 2017/01/20 08:57:12 deraadt Exp $ */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58
  59 /*-----------------------------------------
  60    s_time - SSL client connection timer program
  61    Written and donated by Larry Streepy <streepy@healthcare.com>
  62   -----------------------------------------*/
  63
  64 #include <sys/types.h>
  65 #include <sys/socket.h>
  66
  67 #include <stdio.h>
  68 #include <stdlib.h>
  69 #include <limits.h>
  70 #include <string.h>
  71 #include <unistd.h>
  72 #include <poll.h>
  73
  74 #include "apps.h"
  75
  76 #include <openssl/err.h>
  77 #include <openssl/pem.h>
  78 #include <openssl/ssl.h>
  79 #include <openssl/x509.h>
  80
  81 #include "s_apps.h"
  82
  83 #define SSL_CONNECT_NAME        "localhost:4433"
  84
  85 #define BUFSIZZ 1024*10
  86
  87 #define MYBUFSIZ 1024*8
  88
  89 #define SECONDS 30
  90 extern int verify_depth;
  91 extern int verify_error;
  92
  93 static void s_time_usage(void);
  94 static SSL *doConnection(SSL * scon);
  95
  96 static SSL_CTX *tm_ctx = NULL;
  97 static const SSL_METHOD *s_time_meth = NULL;
  98 static long bytes_read = 0;
  99
 100 struct {
 101         int bugs;
 102         char *CAfile;
 103         char *CApath;
 104         char *certfile;
 105         char *cipher;
 106         char *host;
 107         char *keyfile;
 108         time_t maxtime;
 109         int nbio;
 110         int no_shutdown;
 111         int perform;
 112         int verify;
 113         int verify_depth;
 114         char *www_path;
 115 } s_time_config;
 116
 117 struct option s_time_options[] = {
 118         {
 119                 .name = "bugs",
 120                 .desc = "Enable workarounds for known SSL/TLS bugs",
 121                 .type = OPTION_FLAG,
 122                 .opt.flag = &s_time_config.bugs,
 123         },
 124         {
 125                 .name = "CAfile",
 126                 .argname = "file",
 127                 .desc = "File containing trusted certificates in PEM format",
 128                 .type = OPTION_ARG,
 129                 .opt.arg = &s_time_config.CAfile,
 130         },
 131         {
 132                 .name = "CApath",
 133                 .argname = "path",
 134                 .desc = "Directory containing trusted certificates",
 135                 .type = OPTION_ARG,
 136                 .opt.arg = &s_time_config.CApath,
 137         },
 138         {
 139                 .name = "cert",
 140                 .argname = "file",
 141                 .desc = "Client certificate to use, if one is requested",
 142                 .type = OPTION_ARG,
 143                 .opt.arg = &s_time_config.certfile,
 144         },
 145         {
 146                 .name = "cipher",
 147                 .argname = "list",
 148                 .desc = "List of cipher suites to send to the server",
 149                 .type = OPTION_ARG,
 150                 .opt.arg = &s_time_config.cipher,
 151         },
 152         {
 153                 .name = "connect",
 154                 .argname = "host:port",
 155                 .desc = "Host and port to connect to (default "
 156                     SSL_CONNECT_NAME ")",
 157                 .type = OPTION_ARG,
 158                 .opt.arg = &s_time_config.host,
 159         },
 160         {
 161                 .name = "key",
 162                 .argname = "file",
 163                 .desc = "Client private key to use, if one is required",
 164                 .type = OPTION_ARG,
 165                 .opt.arg = &s_time_config.keyfile,
 166         },
 167         {
 168                 .name = "nbio",
 169                 .desc = "Use non-blocking I/O",
 170                 .type = OPTION_FLAG,
 171                 .opt.flag = &s_time_config.nbio,
 172         },
 173         {
 174                 .name = "new",
 175                 .desc = "Use a new session ID for each connection",
 176                 .type = OPTION_VALUE,
 177                 .opt.value = &s_time_config.perform,
 178                 .value = 1,
 179         },
 180         {
 181                 .name = "no_shutdown",
 182                 .desc = "Shut down the connection without notifying the server",
 183                 .type = OPTION_FLAG,
 184                 .opt.flag = &s_time_config.no_shutdown,
 185         },
 186         {
 187                 .name = "reuse",
 188                 .desc = "Reuse the same session ID for each connection",
 189                 .type = OPTION_VALUE,
 190                 .opt.value = &s_time_config.perform,
 191                 .value = 2,
 192         },
 193         {
 194                 .name = "time",
 195                 .argname = "seconds",
 196                 .desc = "Duration to perform timing tests for (default 30)",
 197                 .type = OPTION_ARG_TIME,
 198                 .opt.tvalue = &s_time_config.maxtime,
 199         },
 200         {
 201                 .name = "verify",
 202                 .argname = "depth",
 203                 .desc = "Enable peer certificate verification with given depth",
 204                 .type = OPTION_ARG_INT,
 205                 .opt.value = &s_time_config.verify_depth,
 206         },
 207         {
 208                 .name = "www",
 209                 .argname = "page",
 210                 .desc = "Page to GET from the server (default none)",
 211                 .type = OPTION_ARG,
 212                 .opt.arg = &s_time_config.www_path,
 213         },
 214         { NULL },
 215 };
 216
 217 static void
 218 s_time_usage(void)
 219 {
 220         fprintf(stderr,
 221             "usage: s_time "
 222             "[-bugs] [-CAfile file] [-CApath directory] [-cert file]\n"
 223             "    [-cipher cipherlist] [-connect host:port] [-key keyfile]\n"
 224             "    [-nbio] [-new] [-no_shutdown] [-reuse] [-time seconds]\n"
 225             "    [-verify depth] [-www page]\n\n");
 226         options_usage(s_time_options);
 227 }
 228
 229 /***********************************************************************
 230  * TIME - time functions
 231  */
 232 #define START   0
 233 #define STOP    1
 234
 235 static double
 236 tm_Time_F(int s)
 237 {
 238         return app_tminterval(s, 1);
 239 }
 240
 241 /***********************************************************************
 242  * MAIN - main processing area for client
 243  *                      real name depends on MONOLITH
 244  */
 245 int
 246 s_time_main(int argc, char **argv)
 247 {
 248         double totalTime = 0.0;
 249         int nConn = 0;
 250         SSL *scon = NULL;
 251         time_t finishtime;
 252         int ret = 1;
 253         char buf[1024 * 8];
 254         int ver;
 255
 256         if (single_execution) {
 257                 if (pledge("stdio rpath inet", NULL) == -1) {
 258                         perror("pledge");
 259                         exit(1);
 260                 }
 261         }
 262
 263         s_time_meth = SSLv23_client_method();
 264
 265         verify_depth = 0;
 266
 267         memset(&s_time_config, 0, sizeof(s_time_config));
 268
 269         s_time_config.host = SSL_CONNECT_NAME;
 270         s_time_config.maxtime = SECONDS;
 271         s_time_config.perform = 3;
 272         s_time_config.verify = SSL_VERIFY_NONE;
 273         s_time_config.verify_depth = -1;
 274
 275         if (options_parse(argc, argv, s_time_options, NULL, NULL) != 0) {
 276                 s_time_usage();
 277                 goto end;
 278         }
 279
 280         if (s_time_config.verify_depth >= 0) {
 281                 s_time_config.verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE;
 282                 verify_depth = s_time_config.verify_depth;
 283                 BIO_printf(bio_err, "verify depth is %d\n", verify_depth);
 284         }
 285
 286         if (s_time_config.www_path != NULL &&
 287             strlen(s_time_config.www_path) > MYBUFSIZ - 100) {
 288                 BIO_printf(bio_err, "-www option too long\n");
 289                 goto end;
 290         }
 291
 292         if ((tm_ctx = SSL_CTX_new(s_time_meth)) == NULL)
 293                 return (1);
 294
 295         SSL_CTX_set_quiet_shutdown(tm_ctx, 1);
 296
 297         if (s_time_config.bugs)
 298                 SSL_CTX_set_options(tm_ctx, SSL_OP_ALL);
 299
 300         if (s_time_config.cipher != NULL) {
 301                 if (!SSL_CTX_set_cipher_list(tm_ctx, s_time_config.cipher)) {
 302                         BIO_printf(bio_err, "error setting cipher list\n");
 303                         ERR_print_errors(bio_err);
 304                         goto end;
 305                 }
 306         }
 307
 308         SSL_CTX_set_verify(tm_ctx, s_time_config.verify, NULL);
 309
 310         if (!set_cert_stuff(tm_ctx, s_time_config.certfile,
 311             s_time_config.keyfile))
 312                 goto end;
 313
 314         if ((!SSL_CTX_load_verify_locations(tm_ctx, s_time_config.CAfile,
 315             s_time_config.CApath)) ||
 316             (!SSL_CTX_set_default_verify_paths(tm_ctx))) {
 317                 /*
 318                  * BIO_printf(bio_err,"error setting default verify
 319                  * locations\n");
 320                  */
 321                 ERR_print_errors(bio_err);
 322                 /* goto end; */
 323         }
 324
 325         if (!(s_time_config.perform & 1))
 326                 goto next;
 327         printf("Collecting connection statistics for %lld seconds\n",
 328             (long long)s_time_config.maxtime);
 329
 330         /* Loop and time how long it takes to make connections */
 331
 332         bytes_read = 0;
 333         finishtime = time(NULL) + s_time_config.maxtime;
 334         tm_Time_F(START);
 335         for (;;) {
 336                 if (finishtime < time(NULL))
 337                         break;
 338                 if ((scon = doConnection(NULL)) == NULL)
 339                         goto end;
 340
 341                 if (s_time_config.www_path != NULL) {
 342                         int i, retval = snprintf(buf, sizeof buf,
 343                             "GET %s HTTP/1.0\r\n\r\n", s_time_config.www_path);
 344                         if ((size_t)retval >= sizeof buf) {
 345                                 fprintf(stderr, "URL too long\n");
 346                                 goto end;
 347                         }
 348                         SSL_write(scon, buf, strlen(buf));
 349                         while ((i = SSL_read(scon, buf, sizeof(buf))) > 0)
 350                                 bytes_read += i;
 351                 }
 352                 if (s_time_config.no_shutdown)
 353                         SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN |
 354                             SSL_RECEIVED_SHUTDOWN);
 355                 else
 356                         SSL_shutdown(scon);
 357                 shutdown(SSL_get_fd(scon), SHUT_RDWR);
 358                 close(SSL_get_fd(scon));
 359
 360                 nConn += 1;
 361                 if (SSL_session_reused(scon))
 362                         ver = 'r';
 363                 else {
 364                         ver = SSL_version(scon);
 365                         if (ver == TLS1_VERSION)
 366                                 ver = 't';
 367                         else if (ver == SSL3_VERSION)
 368                                 ver = '3';
 369                         else if (ver == SSL2_VERSION)
 370                                 ver = '2';
 371                         else
 372                                 ver = '*';
 373                 }
 374                 fputc(ver, stdout);
 375                 fflush(stdout);
 376
 377                 SSL_free(scon);
 378                 scon = NULL;
 379         }
 380         totalTime += tm_Time_F(STOP);   /* Add the time for this iteration */
 381
 382         printf("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n",
 383             nConn, totalTime, ((double) nConn / totalTime), bytes_read);
 384         printf("%d connections in %lld real seconds, %ld bytes read per connection\n",
 385             nConn,
 386             (long long)(time(NULL) - finishtime + s_time_config.maxtime),
 387             bytes_read / nConn);
 388
 389         /*
 390          * Now loop and time connections using the same session id over and
 391          * over
 392          */
 393
 394 next:
 395         if (!(s_time_config.perform & 2))
 396                 goto end;
 397         printf("\n\nNow timing with session id reuse.\n");
 398
 399         /* Get an SSL object so we can reuse the session id */
 400         if ((scon = doConnection(NULL)) == NULL) {
 401                 fprintf(stderr, "Unable to get connection\n");
 402                 goto end;
 403         }
 404         if (s_time_config.www_path != NULL) {
 405                 int retval = snprintf(buf, sizeof buf,
 406                     "GET %s HTTP/1.0\r\n\r\n", s_time_config.www_path);
 407                 if ((size_t)retval >= sizeof buf) {
 408                         fprintf(stderr, "URL too long\n");
 409                         goto end;
 410                 }
 411                 SSL_write(scon, buf, strlen(buf));
 412                 while (SSL_read(scon, buf, sizeof(buf)) > 0);
 413         }
 414         if (s_time_config.no_shutdown)
 415                 SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN |
 416                     SSL_RECEIVED_SHUTDOWN);
 417         else
 418                 SSL_shutdown(scon);
 419         shutdown(SSL_get_fd(scon), SHUT_RDWR);
 420         close(SSL_get_fd(scon));
 421
 422         nConn = 0;
 423         totalTime = 0.0;
 424
 425         finishtime = time(NULL) + s_time_config.maxtime;
 426
 427         printf("starting\n");
 428         bytes_read = 0;
 429         tm_Time_F(START);
 430
 431         for (;;) {
 432                 if (finishtime < time(NULL))
 433                         break;
 434                 if ((doConnection(scon)) == NULL)
 435                         goto end;
 436
 437                 if (s_time_config.www_path) {
 438                         int i, retval = snprintf(buf, sizeof buf,
 439                             "GET %s HTTP/1.0\r\n\r\n", s_time_config.www_path);
 440                         if ((size_t)retval >= sizeof buf) {
 441                                 fprintf(stderr, "URL too long\n");
 442                                 goto end;
 443                         }
 444                         SSL_write(scon, buf, strlen(buf));
 445                         while ((i = SSL_read(scon, buf, sizeof(buf))) > 0)
 446                                 bytes_read += i;
 447                 }
 448                 if (s_time_config.no_shutdown)
 449                         SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN |
 450                             SSL_RECEIVED_SHUTDOWN);
 451                 else
 452                         SSL_shutdown(scon);
 453                 shutdown(SSL_get_fd(scon), SHUT_RDWR);
 454                 close(SSL_get_fd(scon));
 455
 456                 nConn += 1;
 457                 if (SSL_session_reused(scon))
 458                         ver = 'r';
 459                 else {
 460                         ver = SSL_version(scon);
 461                         if (ver == TLS1_VERSION)
 462                                 ver = 't';
 463                         else if (ver == SSL3_VERSION)
 464                                 ver = '3';
 465                         else if (ver == SSL2_VERSION)
 466                                 ver = '2';
 467                         else
 468                                 ver = '*';
 469                 }
 470                 fputc(ver, stdout);
 471                 fflush(stdout);
 472         }
 473         totalTime += tm_Time_F(STOP);   /* Add the time for this iteration */
 474
 475         printf("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n", nConn, totalTime, ((double) nConn / totalTime), bytes_read);
 476         printf("%d connections in %lld real seconds, %ld bytes read per connection\n",
 477             nConn,
 478             (long long)(time(NULL) - finishtime + s_time_config.maxtime),
 479             bytes_read / nConn);
 480
 481         ret = 0;
 482 end:
 483         if (scon != NULL)
 484                 SSL_free(scon);
 485
 486         if (tm_ctx != NULL) {
 487                 SSL_CTX_free(tm_ctx);
 488                 tm_ctx = NULL;
 489         }
 490
 491         return (ret);
 492 }
 493
 494 /***********************************************************************
 495  * doConnection - make a connection
 496  * Args:
 497  *              scon    = earlier ssl connection for session id, or NULL
 498  * Returns:
 499  *              SSL *   = the connection pointer.
 500  */
 501 static SSL *
 502 doConnection(SSL * scon)
 503 {
 504         struct pollfd pfd[1];
 505         SSL *serverCon;
 506         BIO *conn;
 507         long verify_error;
 508         int i;
 509
 510         if ((conn = BIO_new(BIO_s_connect())) == NULL)
 511                 return (NULL);
 512
 513 /*      BIO_set_conn_port(conn,port);*/
 514         BIO_set_conn_hostname(conn, s_time_config.host);
 515
 516         if (scon == NULL)
 517                 serverCon = SSL_new(tm_ctx);
 518         else {
 519                 serverCon = scon;
 520                 SSL_set_connect_state(serverCon);
 521         }
 522
 523         SSL_set_bio(serverCon, conn, conn);
 524
 525         /* ok, lets connect */
 526         for (;;) {
 527                 i = SSL_connect(serverCon);
 528                 if (BIO_sock_should_retry(i)) {
 529                         BIO_printf(bio_err, "DELAY\n");
 530
 531                         i = SSL_get_fd(serverCon);
 532                         pfd[0].fd = i;
 533                         pfd[0].events = POLLIN;
 534                         poll(pfd, 1, -1);
 535                         continue;
 536                 }
 537                 break;
 538         }
 539         if (i <= 0) {
 540                 BIO_printf(bio_err, "ERROR\n");
 541                 verify_error = SSL_get_verify_result(serverCon);
 542                 if (verify_error != X509_V_OK)
 543                         BIO_printf(bio_err, "verify error:%s\n",
 544                             X509_verify_cert_error_string(verify_error));
 545                 else
 546                         ERR_print_errors(bio_err);
 547                 if (scon == NULL)
 548                         SSL_free(serverCon);
 549                 return NULL;
 550         }
 551         return serverCon;
 552 }