tests/test-gzip.c

   1 /* nbdkit
   2  * Copyright (C) 2013-2020 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 <stdint.h>
  38 #include <inttypes.h>
  39 #include <string.h>
  40 #include <unistd.h>
  41
  42 #include <guestfs.h>
  43
  44 #include "test.h"
  45
  46 int
  47 main (int argc, char *argv[])
  48 {
  49   static const char disk[] = "disk.gz";
  50   guestfs_h *g;
  51   int r;
  52   char *data;
  53
  54   if (access (disk, F_OK) == -1) {
  55     fprintf (stderr, "%s: %s not found, test skipped\n", argv[0], disk);
  56     exit (77);
  57   }
  58
  59   if (test_start_nbdkit ("file", "--filter=gzip", disk,
  60                          "fadvise=sequential", "cache=none",
  61                          NULL) == -1)
  62     exit (EXIT_FAILURE);
  63
  64   g = guestfs_create ();
  65   if (g == NULL) {
  66     perror ("guestfs_create");
  67     exit (EXIT_FAILURE);
  68   }
  69
  70   r = guestfs_add_drive_opts (g, "",
  71                               GUESTFS_ADD_DRIVE_OPTS_READONLY, 1,
  72                               GUESTFS_ADD_DRIVE_OPTS_FORMAT, "raw",
  73                               GUESTFS_ADD_DRIVE_OPTS_PROTOCOL, "nbd",
  74                               GUESTFS_ADD_DRIVE_OPTS_SERVER, server,
  75                               -1);
  76   if (r == -1)
  77     exit (EXIT_FAILURE);
  78
  79   if (guestfs_launch (g) == -1)
  80     exit (EXIT_FAILURE);
  81
  82   /* disk.gz contains one partition and a test file called "hello.txt" */
  83   if (guestfs_mount_ro (g, "/dev/sda1", "/") == -1)
  84     exit (EXIT_FAILURE);
  85
  86   data = guestfs_cat (g, "/hello.txt");
  87   if (!data)
  88     exit (EXIT_FAILURE);
  89
  90   if (strcmp (data, "hello,world") != 0) {
  91     fprintf (stderr,
  92              "%s FAILED: unexpected content of /hello.txt file "
  93              "(actual: %s, expected: \"hello,world\")\n",
  94              program_name, data);
  95     exit (EXIT_FAILURE);
  96   }
  97
  98   guestfs_close (g);
  99
 100   exit (EXIT_SUCCESS);
 101 }