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    1: /***************************************************************************
    2:  *                                  _   _ ____  _
    3:  *  Project                     ___| | | |  _ \| |
    4:  *                             / __| | | | |_) | |
    5:  *                            | (__| |_| |  _ <| |___
    6:  *                             \___|\___/|_| \_\_____|
    7:  *
    8:  * Copyright (C) 1998 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
    9:  *
   10:  * This software is licensed as described in the file COPYING, which
   11:  * you should have received as part of this distribution. The terms
   12:  * are also available at https://curl.haxx.se/docs/copyright.html.
   13:  *
   14:  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
   15:  * copies of the Software, and permit persons to whom the Software is
   16:  * furnished to do so, under the terms of the COPYING file.
   17:  *
   18:  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
   19:  * KIND, either express or implied.
   20:  *
   21:  ***************************************************************************/
   22: #include "test.h"
   23: 
   24: #include "testutil.h"
   25: #include "warnless.h"
   26: #include "memdebug.h"
   27: 
   28: #define TEST_HANG_TIMEOUT 60 * 1000
   29: 
   30: /*
   31:  * Simply download a HTTPS file!
   32:  *
   33:  * This test was added after the HTTPS-using-multi-interface with OpenSSL
   34:  * regression of 7.19.1 to hopefully prevent this embarrassing mistake from
   35:  * appearing again... Unfortunately the bug wasn't triggered by this test,
   36:  * which presumably is because the connect to a local server is too
   37:  * fast/different compared to the real/distant servers we saw the bug happen
   38:  * with.
   39:  */
   40: int test(char *URL)
   41: {
   42:   CURL *http_handle = NULL;
   43:   CURLM *multi_handle = NULL;
   44:   int res = 0;
   45: 
   46:   int still_running; /* keep number of running handles */
   47: 
   48:   start_test_timing();
   49: 
   50:   /*
   51:   ** curl_global_init called indirectly from curl_easy_init.
   52:   */
   53: 
   54:   easy_init(http_handle);
   55: 
   56:   /* set options */
   57:   easy_setopt(http_handle, CURLOPT_URL, URL);
   58:   easy_setopt(http_handle, CURLOPT_HEADER, 1L);
   59:   easy_setopt(http_handle, CURLOPT_SSL_VERIFYPEER, 0L);
   60:   easy_setopt(http_handle, CURLOPT_SSL_VERIFYHOST, 0L);
   61: 
   62:   /* init a multi stack */
   63:   multi_init(multi_handle);
   64: 
   65:   /* add the individual transfers */
   66:   multi_add_handle(multi_handle, http_handle);
   67: 
   68:   /* we start some action by calling perform right away */
   69:   multi_perform(multi_handle, &still_running);
   70: 
   71:   abort_on_test_timeout();
   72: 
   73:   while(still_running) {
   74:     struct timeval timeout;
   75: 
   76:     fd_set fdread;
   77:     fd_set fdwrite;
   78:     fd_set fdexcep;
   79:     int maxfd = -99;
   80: 
   81:     FD_ZERO(&fdread);
   82:     FD_ZERO(&fdwrite);
   83:     FD_ZERO(&fdexcep);
   84: 
   85:     /* set a suitable timeout to play around with */
   86:     timeout.tv_sec = 1;
   87:     timeout.tv_usec = 0;
   88: 
   89:     /* get file descriptors from the transfers */
   90:     multi_fdset(multi_handle, &fdread, &fdwrite, &fdexcep, &maxfd);
   91: 
   92:     /* At this point, maxfd is guaranteed to be greater or equal than -1. */
   93: 
   94:     select_test(maxfd + 1, &fdread, &fdwrite, &fdexcep, &timeout);
   95: 
   96:     abort_on_test_timeout();
   97: 
   98:     /* timeout or readable/writable sockets */
   99:     multi_perform(multi_handle, &still_running);
  100: 
  101:     abort_on_test_timeout();
  102:   }
  103: 
  104: test_cleanup:
  105: 
  106:   /* undocumented cleanup sequence - type UA */
  107: 
  108:   curl_multi_cleanup(multi_handle);
  109:   curl_easy_cleanup(http_handle);
  110:   curl_global_cleanup();
  111: 
  112:   return res;
  113: }