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/* nbdkit
* Copyright Red Hat
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of Red Hat nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY RED HAT AND CONTRIBUTORS ''AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL RED HAT OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <stdint.h>
#include <inttypes.h>
#include <string.h>
#include <unistd.h>
#include <libnbd.h>
#include "cleanup.h"
#include "web-server.h"
#include "requires.h"
#include "test.h"
static int iteration;
#define SCRIPT \
"if [ $iteration -eq 0 ]; then echo X-Test: hello; fi\n" \
"echo X-Iteration: $iteration\n" \
"echo 'X-Empty;'\n"
static void
check_request (const char *request)
{
char expected[64];
/* Check the iteration header. */
snprintf (expected, sizeof expected, "\r\nX-Iteration: %u\r\n", iteration);
if (strcasestr (request, expected) == NULL) {
fprintf (stderr, "%s: no/incorrect X-Iteration header in request\n",
program_name);
exit (EXIT_FAILURE);
}
/* Check the test header, only sent when $iteration = 0. */
if (iteration == 0) {
if (strcasestr (request, "\r\nX-Test: hello\r\n") == NULL) {
fprintf (stderr, "%s: no X-Test header in request\n", program_name);
exit (EXIT_FAILURE);
}
}
else {
if (strcasestr (request, "\r\nX-Test:") != NULL) {
fprintf (stderr, "%s: X-Test header sent but not expected\n",
program_name);
exit (EXIT_FAILURE);
}
}
/* Check the empty header. */
if (strcasestr (request, "\r\nX-Empty:\r\n") == NULL) {
fprintf (stderr, "%s: no X-Empty header in request\n", program_name);
exit (EXIT_FAILURE);
}
}
static char buf[512];
int
main (int argc, char *argv[])
{
const char *sockpath;
struct nbd_handle *nbd;
CLEANUP_FREE char *usp_param = NULL;
#ifndef HAVE_CURLOPT_UNIX_SOCKET_PATH
skip_because ("curl does not support CURLOPT_UNIX_SOCKET_PATH");
#endif
requires_exists ("disk");
sockpath = web_server ("disk", check_request, false);
if (sockpath == NULL) {
fprintf (stderr, "%s: could not start web server thread\n", program_name);
exit (EXIT_FAILURE);
}
nbd = nbd_create ();
if (nbd == NULL) {
fprintf (stderr, "%s\n", nbd_get_error ());
exit (EXIT_FAILURE);
}
/* We expect that connecting will cause a HEAD request (to find the
* size). $iteration will be 0.
*/
iteration = 0;
/* Start nbdkit. */
if (asprintf (&usp_param, "unix-socket-path=%s", sockpath) == -1) {
perror ("asprintf");
exit (EXIT_FAILURE);
}
if (nbd_connect_command (nbd,
(char *[]) {
"nbdkit", "-s", "--exit-with-parent", "-v",
"curl",
"-D", "curl.verbose=1",
"http://localhost/disk",
"header-script=" SCRIPT,
"header-script-renew=1",
usp_param, /* unix-socket-path=... */
NULL }) == -1) {
fprintf (stderr, "%s\n", nbd_get_error ());
exit (EXIT_FAILURE);
}
/* Sleep the script will be called again. $iteration will be 1. */
sleep (2);
iteration = 1;
/* Make a request. */
if (nbd_pread (nbd, buf, sizeof buf, 0, 0) == -1) {
fprintf (stderr, "%s\n", nbd_get_error ());
exit (EXIT_FAILURE);
}
/* Sleep again and make another request. $iteration will be 2. */
sleep (2);
iteration = 2;
if (nbd_pread (nbd, buf, sizeof buf, 0, 0) == -1) {
fprintf (stderr, "%s\n", nbd_get_error ());
exit (EXIT_FAILURE);
}
nbd_close (nbd);
exit (EXIT_SUCCESS);
}
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