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/* libguestfs
* Copyright (C) 2013 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/* Regression test for RHBZ#914931. Simulate an appliance crash
* during a FileIn operation.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <assert.h>
#include <signal.h>
#include <errno.h>
#include <error.h>
#include "guestfs.h"
#include "guestfs-utils.h"
#include "getprogname.h"
int
main (int argc, char *argv[])
{
struct sigaction sa;
guestfs_h *g;
int r;
char *str;
/* Allow this test to be skipped. */
str = getenv ("SKIP_TEST_RHBZ914931");
if (str && guestfs_int_is_true (str) > 0) {
printf ("%s: test skipped because environment variable is set.\n",
getprogname ());
exit (77);
}
/* This test can fail with SIGPIPE (shows up as exit code 141)
* unless we ignore that signal.
*/
memset (&sa, 0, sizeof sa);
sa.sa_handler = SIG_IGN;
sa.sa_flags = SA_RESTART;
sigaction (SIGPIPE, &sa, NULL);
g = guestfs_create ();
if (!g)
error (EXIT_FAILURE, errno, "guestfs_create");
if (guestfs_add_drive_opts (g, "/dev/null",
GUESTFS_ADD_DRIVE_OPTS_FORMAT, "raw",
GUESTFS_ADD_DRIVE_OPTS_READONLY, 1,
-1) == -1)
exit (EXIT_FAILURE);
if (guestfs_launch (g) == -1)
exit (EXIT_FAILURE);
/* Perform the upload-with-crash. Prior to RHBZ#914931 being fixed,
* this would also cause libguestfs (ie. us) to segfault.
*/
r = guestfs_internal_rhbz914931 (g, "/dev/zero",
5 /* seconds before appliance crash */);
/* We expect that call to fail, not segfault. */
assert (r == -1);
/* Close the handle. */
guestfs_close (g);
/* It's success if we get this far without the program segfaulting. */
exit (EXIT_SUCCESS);
}
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