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