tests/test-oldstyle.c

   1 /* nbdkit
   2  * Copyright (C) 2013-2019 Red Hat Inc.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *
  11  * * Redistributions in binary form must reproduce the above copyright
  12  * notice, this list of conditions and the following disclaimer in the
  13  * documentation and/or other materials provided with the distribution.
  14  *
  15  * * Neither the name of Red Hat nor the names of its contributors may be
  16  * used to endorse or promote products derived from this software without
  17  * specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY RED HAT AND CONTRIBUTORS ''AS IS'' AND
  20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  21  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  22  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL RED HAT OR
  23  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  26  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  27  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  28  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  29  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  */
  32
  33 #include <config.h>
  34
  35 #include <stdio.h>
  36 #include <stdlib.h>
  37 #include <string.h>
  38
  39 #include <libnbd.h>
  40
  41 int
  42 main (int argc, char *argv[])
  43 {
  44   struct nbd_handle *nbd;
  45
  46   nbd = nbd_create ();
  47   if (nbd == NULL) {
  48     fprintf (stderr, "%s\n", nbd_get_error ());
  49     exit (EXIT_FAILURE);
  50   }
  51
  52   char *args[] = {
  53     "nbdkit", "-s", "--exit-with-parent",
  54     "--oldstyle", "file", "file-data", NULL
  55   };
  56   if (nbd_connect_command (nbd, args) == -1) {
  57     fprintf (stderr, "%s\n", nbd_get_error ());
  58     exit (EXIT_FAILURE);
  59   }
  60
  61   /* Simply connecting successfully is enough, but with libnbd 1.2 we
  62    * can also check that the protocol being used is the expected one.
  63    */
  64 #ifdef LIBNBD_HAVE_NBD_GET_PROTOCOL
  65   const char *s = nbd_get_protocol (nbd);
  66   if (s == NULL) {
  67     fprintf (stderr, "%s\n", nbd_get_error ());
  68     exit (EXIT_FAILURE);
  69   }
  70   if (strcmp (s, "oldstyle") != 0) {
  71     fprintf (stderr, "%s: FAILED incorrect protocol used: %s\n",
  72              argv[0], s);
  73     exit (EXIT_FAILURE);
  74   }
  75 #endif
  76
  77   nbd_close (nbd);
  78   exit (EXIT_SUCCESS);
  79 }