apps/s_time.c

   1 /*
   2  * Copyright 1995-2018 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 "progs.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                         SSL_get_error(scon, i) == SSL_ERROR_WANT_READ ||
 245                         SSL_get_error(scon, i) == SSL_ERROR_WANT_WRITE)
 246                 if (i > 0) bytes_read += i;
 247         }
 248 #ifdef NO_SHUTDOWN
 249         SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
 250 #else
 251         SSL_shutdown(scon);
 252 #endif
 253         BIO_closesocket(SSL_get_fd(scon));
 254
 255         nConn += 1;
 256         if (SSL_session_reused(scon)) {
 257             ver = 'r';
 258         } else {
 259             ver = SSL_version(scon);
 260             if (ver == TLS1_VERSION)
 261                 ver = 't';
 262             else if (ver == SSL3_VERSION)
 263                 ver = '3';
 264             else
 265                 ver = '*';
 266         }
 267         fputc(ver, stdout);
 268         fflush(stdout);
 269
 270         SSL_free(scon);
 271         scon = NULL;
 272     }
 273     totalTime += tm_Time_F(STOP); /* Add the time for this iteration */
 274
 275     i = (int)((long)time(NULL) - finishtime + maxtime);
 276     printf
 277         ("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n",
 278          nConn, totalTime, ((double)nConn / totalTime), bytes_read);
 279     printf
 280         ("%d connections in %ld real seconds, %ld bytes read per connection\n",
 281          nConn, (long)time(NULL) - finishtime + maxtime, bytes_read / nConn);
 282
 283     /*
 284      * Now loop and time connections using the same session id over and over
 285      */
 286
 287  next:
 288     if (!(perform & 2))
 289         goto end;
 290     printf("\n\nNow timing with session id reuse.\n");
 291
 292     /* Get an SSL object so we can reuse the session id */
 293     if ((scon = doConnection(NULL, host, ctx)) == NULL) {
 294         BIO_printf(bio_err, "Unable to get connection\n");
 295         goto end;
 296     }
 297
 298     if (www_path != NULL) {
 299         buf_len = BIO_snprintf(buf, sizeof(buf), fmt_http_get_cmd, www_path);
 300         if (buf_len <= 0 || SSL_write(scon, buf, buf_len) <= 0)
 301             goto end;
 302         while ((i = SSL_read(scon, buf, sizeof(buf))) > 0 ||
 303                     SSL_get_error(scon, i) == SSL_ERROR_WANT_READ ||
 304                     SSL_get_error(scon, i) == SSL_ERROR_WANT_WRITE)
 305             continue;
 306     }
 307 #ifdef NO_SHUTDOWN
 308     SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
 309 #else
 310     SSL_shutdown(scon);
 311 #endif
 312     BIO_closesocket(SSL_get_fd(scon));
 313
 314     nConn = 0;
 315     totalTime = 0.0;
 316
 317     finishtime = (long)time(NULL) + maxtime;
 318
 319     printf("starting\n");
 320     bytes_read = 0;
 321     tm_Time_F(START);
 322
 323     for (;;) {
 324         if (finishtime < (long)time(NULL))
 325             break;
 326
 327         if ((doConnection(scon, host, ctx)) == NULL)
 328             goto end;
 329
 330         if (www_path != NULL) {
 331             buf_len = BIO_snprintf(buf, sizeof(buf), fmt_http_get_cmd,
 332                                    www_path);
 333             if (buf_len <= 0 || SSL_write(scon, buf, buf_len) <= 0)
 334                 goto end;
 335             while ((i = SSL_read(scon, buf, sizeof(buf))) > 0 ||
 336                         SSL_get_error(scon, i) == SSL_ERROR_WANT_READ ||
 337                         SSL_get_error(scon, i) == SSL_ERROR_WANT_WRITE)
 338                 if (i > 0) bytes_read += i;
 339         }
 340 #ifdef NO_SHUTDOWN
 341         SSL_set_shutdown(scon, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
 342 #else
 343         SSL_shutdown(scon);
 344 #endif
 345         BIO_closesocket(SSL_get_fd(scon));
 346
 347         nConn += 1;
 348         if (SSL_session_reused(scon)) {
 349             ver = 'r';
 350         } else {
 351             ver = SSL_version(scon);
 352             if (ver == TLS1_VERSION)
 353                 ver = 't';
 354             else if (ver == SSL3_VERSION)
 355                 ver = '3';
 356             else
 357                 ver = '*';
 358         }
 359         fputc(ver, stdout);
 360         fflush(stdout);
 361     }
 362     totalTime += tm_Time_F(STOP); /* Add the time for this iteration */
 363
 364     printf
 365         ("\n\n%d connections in %.2fs; %.2f connections/user sec, bytes read %ld\n",
 366          nConn, totalTime, ((double)nConn / totalTime), bytes_read);
 367     printf
 368         ("%d connections in %ld real seconds, %ld bytes read per connection\n",
 369          nConn, (long)time(NULL) - finishtime + maxtime, bytes_read / nConn);
 370
 371     ret = 0;
 372
 373  end:
 374     SSL_free(scon);
 375     SSL_CTX_free(ctx);
 376     return ret;
 377 }
 378
 379 /*-
 380  * doConnection - make a connection
 381  */
 382 static SSL *doConnection(SSL *scon, const char *host, SSL_CTX *ctx)
 383 {
 384     BIO *conn;
 385     SSL *serverCon;
 386     int width, i;
 387     fd_set readfds;
 388
 389     if ((conn = BIO_new(BIO_s_connect())) == NULL)
 390         return NULL;
 391
 392     BIO_set_conn_hostname(conn, host);
 393
 394     if (scon == NULL)
 395         serverCon = SSL_new(ctx);
 396     else {
 397         serverCon = scon;
 398         SSL_set_connect_state(serverCon);
 399     }
 400
 401     SSL_set_bio(serverCon, conn, conn);
 402
 403     /* ok, lets connect */
 404     for (;;) {
 405         i = SSL_connect(serverCon);
 406         if (BIO_sock_should_retry(i)) {
 407             BIO_printf(bio_err, "DELAY\n");
 408
 409             i = SSL_get_fd(serverCon);
 410             width = i + 1;
 411             FD_ZERO(&readfds);
 412             openssl_fdset(i, &readfds);
 413             /*
 414              * Note: under VMS with SOCKETSHR the 2nd parameter is currently
 415              * of type (int *) whereas under other systems it is (void *) if
 416              * you don't have a cast it will choke the compiler: if you do
 417              * have a cast then you can either go for (int *) or (void *).
 418              */
 419             select(width, (void *)&readfds, NULL, NULL, NULL);
 420             continue;
 421         }
 422         break;
 423     }
 424     if (i <= 0) {
 425         BIO_printf(bio_err, "ERROR\n");
 426         if (verify_args.error != X509_V_OK)
 427             BIO_printf(bio_err, "verify error:%s\n",
 428                        X509_verify_cert_error_string(verify_args.error));
 429         else
 430             ERR_print_errors(bio_err);
 431         if (scon == NULL)
 432             SSL_free(serverCon);
 433         return NULL;
 434     }
 435
 436     return serverCon;
 437 }
 438 #endif /* OPENSSL_NO_SOCK */