apps/s_time.c

   1 /*
   2  * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #define NO_SHUTDOWN
  11
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include <string.h>
  15
  16 #include <openssl/opensslconf.h>
  17
  18 #ifndef OPENSSL_NO_SOCK
  19
  20 #include "apps.h"
  21 #include <openssl/x509.h>
  22 #include <openssl/ssl.h>
  23 #include <openssl/pem.h>
  24 #include "s_apps.h"
  25 #include <openssl/err.h>
  26 #if !defined(OPENSSL_SYS_MSDOS)
  27 # include OPENSSL_UNISTD
  28 #endif
  29
  30 #undef ioctl
  31 #define ioctl ioctlsocket
  32
  33 #define SSL_CONNECT_NAME        "localhost:4433"
  34
  35 /* no default cert. */
  36 /*
  37  * #define TEST_CERT "client.pem"
  38  */
  39
  40 #undef min
  41 #undef max
  42 #define min(a,b) (((a) < (b)) ? (a) : (b))
  43 #define max(a,b) (((a) > (b)) ? (a) : (b))
  44
  45 #undef SECONDS
  46 #define SECONDS 30
  47 #define SECONDSSTR "30"
  48
  49 static SSL *doConnection(SSL *scon, const char *host, SSL_CTX *ctx);
  50
  51 /*
  52  * Define a HTTP get command globally.
  53  * Also define the size of the command, this is two bytes less than
  54  * the size of the string because the %s is replaced by the URL.
  55  */
  56 static const char fmt_http_get_cmd[] = "GET %s HTTP/1.0\r\n\r\n";
  57 static const size_t fmt_http_get_cmd_size = sizeof(fmt_http_get_cmd) - 2;
  58
  59 typedef enum OPTION_choice {
  60     OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
  61     OPT_CONNECT, OPT_CIPHER, OPT_CERT, OPT_NAMEOPT, OPT_KEY, OPT_CAPATH,
  62     OPT_CAFILE, OPT_NOCAPATH, OPT_NOCAFILE, OPT_NEW, OPT_REUSE, OPT_BUGS,
  63     OPT_VERIFY, OPT_TIME, OPT_SSL3,
  64     OPT_WWW
  65 } OPTION_CHOICE;
  66
  67 const OPTIONS s_time_options[] = {
  68     {"help", OPT_HELP, '-', "Display this summary"},
  69     {"connect", OPT_CONNECT, 's',
  70      "Where to connect as post:port (default is " SSL_CONNECT_NAME ")"},
  71     {"cipher", OPT_CIPHER, 's', "Cipher to use, see 'openssl ciphers'"},
  72     {"cert", OPT_CERT, '<', "Cert file to use, PEM format assumed"},
  73     {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
  74     {"key", OPT_KEY, '<', "File with key, PEM; default is -cert file"},
  75     {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
  76     {"cafile", OPT_CAFILE, '<', "PEM format file of CA's"},
  77     {"no-CAfile", OPT_NOCAFILE, '-',
  78      "Do not load the default certificates file"},
  79     {"no-CApath", OPT_NOCAPATH, '-',
  80      "Do not load certificates from the default certificates directory"},
  81     {"new", OPT_NEW, '-', "Just time new connections"},
  82     {"reuse", OPT_REUSE, '-', "Just time connection reuse"},
  83     {"bugs", OPT_BUGS, '-', "Turn on SSL bug compatibility"},
  84     {"verify", OPT_VERIFY, 'p',
  85      "Turn on peer certificate verification, set depth"},
  86     {"time", OPT_TIME, 'p', "Seconds to collect data, default " SECONDSSTR},
  87     {"www", OPT_WWW, 's', "Fetch specified page from the site"},
  88 #ifndef OPENSSL_NO_SSL3
  89     {"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
  90 #endif
  91     {NULL}
  92 };
  93
  94 #define START   0
  95 #define STOP    1
  96
  97 static double tm_Time_F(int s)
  98 {
  99     return app_tminterval(s, 1);
 100 }
 101
 102 int s_time_main(int argc, char **argv)
 103 {
 104     char buf[1024 * 8];
 105     SSL *scon = NULL;
 106     SSL_CTX *ctx = NULL;
 107     const SSL_METHOD *meth = NULL;
 108     char *CApath = NULL, *CAfile = NULL, *cipher = NULL, *www_path = NULL;
 109     char *host = SSL_CONNECT_NAME, *certfile = NULL, *keyfile = NULL, *prog;
 110     double totalTime = 0.0;
 111     int noCApath = 0, noCAfile = 0;
 112     int maxtime = SECONDS, nConn = 0, perform = 3, ret = 1, i, st_bugs = 0;
 113     long bytes_read = 0, finishtime = 0;
 114     OPTION_CHOICE o;
 115     int max_version = 0, ver, buf_len;
 116     size_t buf_size;
 117
 118     meth = TLS_client_method();
 119
 120     prog = opt_init(argc, argv, s_time_options);
 121     while ((o = opt_next()) != OPT_EOF) {
 122         switch (o) {
 123         case OPT_EOF:
 124         case OPT_ERR:
 125  opthelp:
 126             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 127             goto end;
 128         case OPT_HELP:
 129             opt_help(s_time_options);
 130             ret = 0;
 131             goto end;
 132         case OPT_CONNECT:
 133             host = opt_arg();
 134             break;
 135         case OPT_REUSE:
 136             perform = 2;
 137             break;
 138         case OPT_NEW:
 139             perform = 1;
 140             break;
 141         case OPT_VERIFY:
 142             if (!opt_int(opt_arg(), &verify_args.depth))
 143                 goto opthelp;
 144             BIO_printf(bio_err, "%s: verify depth is %d\n",
 145                        prog, verify_args.depth);
 146             break;
 147         case OPT_CERT:
 148             certfile = opt_arg();
 149             break;
 150         case OPT_NAMEOPT:
 151             if (!set_nameopt(opt_arg()))
 152                 goto end;
 153             break;
 154         case OPT_KEY:
 155             keyfile = opt_arg();
 156             break;
 157         case OPT_CAPATH:
 158             CApath = opt_arg();
 159             break;
 160         case OPT_CAFILE:
 161             CAfile = opt_arg();
 162             break;
 163         case OPT_NOCAPATH:
 164             noCApath = 1;
 165             break;
 166         case OPT_NOCAFILE:
 167             noCAfile = 1;
 168             break;
 169         case OPT_CIPHER:
 170             cipher = opt_arg();
 171             break;
 172         case OPT_BUGS:
 173             st_bugs = 1;
 174             break;
 175         case OPT_TIME:
 176             if (!opt_int(opt_arg(), &maxtime))
 177                 goto opthelp;
 178             break;
 179         case OPT_WWW:
 180             www_path = opt_arg();
 181             buf_size = strlen(www_path) + fmt_http_get_cmd_size;
 182             if (buf_size > sizeof(buf)) {
 183                 BIO_printf(bio_err, "%s: -www option is too long\n", prog);
 184                 goto end;
 185             }
 186             break;
 187         case OPT_SSL3:
 188             max_version = SSL3_VERSION;
 189             break;
 190         }
 191     }
 192     argc = opt_num_rest();
 193     if (argc != 0)
 194         goto opthelp;
 195
 196     if (cipher == NULL)
 197         cipher = getenv("SSL_CIPHER");
 198     if (cipher == NULL) {
 199         BIO_printf(bio_err, "No CIPHER specified\n");
 200         goto end;
 201     }
 202
 203     if ((ctx = SSL_CTX_new(meth)) == NULL)
 204         goto end;
 205
 206     SSL_CTX_set_quiet_shutdown(ctx, 1);
 207     if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
 208         goto end;
 209
 210     if (st_bugs)
 211         SSL_CTX_set_options(ctx, SSL_OP_ALL);
 212     if (!SSL_CTX_set_cipher_list(ctx, cipher))
 213         goto end;
 214     if (!set_cert_stuff(ctx, certfile, keyfile))
 215         goto end;
 216
 217     if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
 218         ERR_print_errors(bio_err);
 219         goto end;
 220     }
 221     if (!(perform & 1))
 222         goto next;
 223     printf("Collecting connection statistics for %d seconds\n", maxtime);
 224
 225     /* Loop and time how long it takes to make connections */
 226
 227     bytes_read = 0;
 228     finishtime = (long)time(NULL) + maxtime;
 229     tm_Time_F(START);
 230     for (;;) {
 231         if (finishtime < (long)time(NULL))
 232             break;
 233
 234         if ((scon = doConnection(NULL, host, ctx)) == NULL)
 235             goto end;
 236
 237         if (www_path != NULL) {
 238             buf_len = BIO_snprintf(buf, sizeof(buf), fmt_http_get_cmd,
 239                                    www_path);
 240             if (buf_len <= 0 || SSL_write(scon, buf, buf_len) <= 0)
 241                 goto end;
 242             while ((i = SSL_read(scon, buf, sizeof(buf))) > 0 ||
 243                         SSL_get_error(scon, i) == SSL_ERROR_WANT_READ ||
 244                         SSL_get_error(scon, i) == SSL_ERROR_WANT_WRITE)
 245                 if (i > 0) bytes_read += i;
 246         }
 247 #ifdef NO_SHUTDOWN
 248         SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
 249 #else
 250         SSL_shutdown(scon);
 251 #endif
 252         BIO_closesocket(SSL_get_fd(scon));
 253
 254         nConn += 1;
 255         if (SSL_session_reused(scon)) {
 256             ver = 'r';
 257         } else {
 258             ver = SSL_version(scon);
 259             if (ver == TLS1_VERSION)
 260                 ver = 't';
 261             else if (ver == SSL3_VERSION)
 262                 ver = '3';
 263             else
 264                 ver = '*';
 265         }
 266         fputc(ver, stdout);
 267         fflush(stdout);
 268
 269         SSL_free(scon);
 270         scon = NULL;
 271     }
 272     totalTime += tm_Time_F(STOP); /* Add the time for this iteration */
 273
 274     i = (int)((long)time(NULL) - finishtime + maxtime);
 275     printf
 276         ("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n",
 277          nConn, totalTime, ((double)nConn / totalTime), bytes_read);
 278     printf
 279         ("%d connections in %ld real seconds, %ld bytes read per connection\n",
 280          nConn, (long)time(NULL) - finishtime + maxtime, bytes_read / nConn);
 281
 282     /*
 283      * Now loop and time connections using the same session id over and over
 284      */
 285
 286  next:
 287     if (!(perform & 2))
 288         goto end;
 289     printf("\n\nNow timing with session id reuse.\n");
 290
 291     /* Get an SSL object so we can reuse the session id */
 292     if ((scon = doConnection(NULL, host, ctx)) == NULL) {
 293         BIO_printf(bio_err, "Unable to get connection\n");
 294         goto end;
 295     }
 296
 297     if (www_path != NULL) {
 298         buf_len = BIO_snprintf(buf, sizeof(buf), fmt_http_get_cmd, www_path);
 299         if (buf_len <= 0 || SSL_write(scon, buf, buf_len) <= 0)
 300             goto end;
 301         while ((i = SSL_read(scon, buf, sizeof(buf))) > 0 ||
 302                     SSL_get_error(scon, i) == SSL_ERROR_WANT_READ ||
 303                     SSL_get_error(scon, i) == SSL_ERROR_WANT_WRITE)
 304             continue;
 305     }
 306 #ifdef NO_SHUTDOWN
 307     SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
 308 #else
 309     SSL_shutdown(scon);
 310 #endif
 311     BIO_closesocket(SSL_get_fd(scon));
 312
 313     nConn = 0;
 314     totalTime = 0.0;
 315
 316     finishtime = (long)time(NULL) + maxtime;
 317
 318     printf("starting\n");
 319     bytes_read = 0;
 320     tm_Time_F(START);
 321
 322     for (;;) {
 323         if (finishtime < (long)time(NULL))
 324             break;
 325
 326         if ((doConnection(scon, host, ctx)) == NULL)
 327             goto end;
 328
 329         if (www_path != NULL) {
 330             buf_len = BIO_snprintf(buf, sizeof(buf), fmt_http_get_cmd,
 331                                    www_path);
 332             if (buf_len <= 0 || SSL_write(scon, buf, buf_len) <= 0)
 333                 goto end;
 334             while ((i = SSL_read(scon, buf, sizeof(buf))) > 0 ||
 335                         SSL_get_error(scon, i) == SSL_ERROR_WANT_READ ||
 336                         SSL_get_error(scon, i) == SSL_ERROR_WANT_WRITE)
 337                 if (i > 0) bytes_read += i;
 338         }
 339 #ifdef NO_SHUTDOWN
 340         SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
 341 #else
 342         SSL_shutdown(scon);
 343 #endif
 344         BIO_closesocket(SSL_get_fd(scon));
 345
 346         nConn += 1;
 347         if (SSL_session_reused(scon)) {
 348             ver = 'r';
 349         } else {
 350             ver = SSL_version(scon);
 351             if (ver == TLS1_VERSION)
 352                 ver = 't';
 353             else if (ver == SSL3_VERSION)
 354                 ver = '3';
 355             else
 356                 ver = '*';
 357         }
 358         fputc(ver, stdout);
 359         fflush(stdout);
 360     }
 361     totalTime += tm_Time_F(STOP); /* Add the time for this iteration */
 362
 363     printf
 364         ("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n",
 365          nConn, totalTime, ((double)nConn / totalTime), bytes_read);
 366     printf
 367         ("%d connections in %ld real seconds, %ld bytes read per connection\n",
 368          nConn, (long)time(NULL) - finishtime + maxtime, bytes_read / nConn);
 369
 370     ret = 0;
 371
 372  end:
 373     SSL_free(scon);
 374     SSL_CTX_free(ctx);
 375     return ret;
 376 }
 377
 378 /*-
 379  * doConnection - make a connection
 380  */
 381 static SSL *doConnection(SSL *scon, const char *host, SSL_CTX *ctx)
 382 {
 383     BIO *conn;
 384     SSL *serverCon;
 385     int width, i;
 386     fd_set readfds;
 387
 388     if ((conn = BIO_new(BIO_s_connect())) == NULL)
 389         return NULL;
 390
 391     BIO_set_conn_hostname(conn, host);
 392
 393     if (scon == NULL)
 394         serverCon = SSL_new(ctx);
 395     else {
 396         serverCon = scon;
 397         SSL_set_connect_state(serverCon);
 398     }
 399
 400     SSL_set_bio(serverCon, conn, conn);
 401
 402     /* ok, lets connect */
 403     for (;;) {
 404         i = SSL_connect(serverCon);
 405         if (BIO_sock_should_retry(i)) {
 406             BIO_printf(bio_err, "DELAY\n");
 407
 408             i = SSL_get_fd(serverCon);
 409             width = i + 1;
 410             FD_ZERO(&readfds);
 411             openssl_fdset(i, &readfds);
 412             /*
 413              * Note: under VMS with SOCKETSHR the 2nd parameter is currently
 414              * of type (int *) whereas under other systems it is (void *) if
 415              * you don't have a cast it will choke the compiler: if you do
 416              * have a cast then you can either go for (int *) or (void *).
 417              */
 418             select(width, (void *)&readfds, NULL, NULL, NULL);
 419             continue;
 420         }
 421         break;
 422     }
 423     if (i <= 0) {
 424         BIO_printf(bio_err, "ERROR\n");
 425         if (verify_args.error != X509_V_OK)
 426             BIO_printf(bio_err, "verify error:%s\n",
 427                        X509_verify_cert_error_string(verify_args.error));
 428         else
 429             ERR_print_errors(bio_err);
 430         if (scon == NULL)
 431             SSL_free(serverCon);
 432         return NULL;
 433     }
 434
 435     return serverCon;
 436 }
 437 #endif /* OPENSSL_NO_SOCK */