tests/test-curl-cookie-script.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 <stdbool.h>
  38 #include <stdint.h>
  39 #include <inttypes.h>
  40 #include <string.h>
  41 #include <unistd.h>
  42
  43 #include <libnbd.h>
  44
  45 #include "cleanup.h"
  46 #include "web-server.h"
  47
  48 #include "test.h"
  49
  50 static int iteration;
  51
  52 #define SCRIPT \
  53   "echo iteration=$iteration"
  54
  55 static void
  56 check_request (const char *request)
  57 {
  58   char expected[64];
  59
  60   /* Check the Cookie header. */
  61   snprintf (expected, sizeof expected,
  62             "\r\nCookie: iteration=%u\r\n", iteration);
  63   if (strcasestr (request, expected) == NULL) {
  64     fprintf (stderr, "%s: no/incorrect iteration cookie in request\n",
  65              program_name);
  66     exit (EXIT_FAILURE);
  67   }
  68 }
  69
  70 static char buf[512];
  71
  72 int
  73 main (int argc, char *argv[])
  74 {
  75   const char *sockpath;
  76   struct nbd_handle *nbd;
  77   CLEANUP_FREE char *usp_param = NULL;
  78
  79 #ifndef HAVE_CURLOPT_UNIX_SOCKET_PATH
  80   fprintf (stderr, "%s: curl does not support CURLOPT_UNIX_SOCKET_PATH\n",
  81            program_name);
  82   exit (77);
  83 #endif
  84
  85   sockpath = web_server ("disk", check_request);
  86   if (sockpath == NULL) {
  87     fprintf (stderr, "%s: could not start web server thread\n", program_name);
  88     exit (EXIT_FAILURE);
  89   }
  90
  91   nbd = nbd_create ();
  92   if (nbd == NULL) {
  93     fprintf (stderr, "%s\n", nbd_get_error ());
  94     exit (EXIT_FAILURE);
  95   }
  96
  97   /* We expect that connecting will cause a HEAD request (to find the
  98    * size).  $iteration will be 0.
  99    */
 100   iteration = 0;
 101
 102   /* Start nbdkit. */
 103   if (asprintf (&usp_param, "unix-socket-path=%s", sockpath) == -1) {
 104     perror ("asprintf");
 105     exit (EXIT_FAILURE);
 106   }
 107   if (nbd_connect_command (nbd,
 108                            (char *[]) {
 109                              "nbdkit", "-s", "--exit-with-parent", "-v",
 110                              "curl",
 111                              "-D", "curl.verbose=1",
 112                              "http://localhost/disk",
 113                              "cookie-script=" SCRIPT,
 114                              "cookie-script-renew=1",
 115                              usp_param, /* unix-socket-path=... */
 116                              NULL }) == -1) {
 117     fprintf (stderr, "%s\n", nbd_get_error ());
 118     exit (EXIT_FAILURE);
 119   }
 120
 121   /* Sleep the script will be called again.  $iteration will be 1. */
 122   sleep (2);
 123   iteration = 1;
 124
 125   /* Make a request. */
 126   if (nbd_pread (nbd, buf, sizeof buf, 0, 0) == -1) {
 127     fprintf (stderr, "%s\n", nbd_get_error ());
 128     exit (EXIT_FAILURE);
 129   }
 130
 131   /* Sleep again and make another request.  $iteration will be 2. */
 132   sleep (2);
 133   iteration = 2;
 134
 135   if (nbd_pread (nbd, buf, sizeof buf, 0, 0) == -1) {
 136     fprintf (stderr, "%s\n", nbd_get_error ());
 137     exit (EXIT_FAILURE);
 138   }
 139
 140   nbd_close (nbd);
 141   exit (EXIT_SUCCESS);
 142 }