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/* libguestfs
* Copyright (C) 2014 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#1055452. Check parsing of
* LIBGUESTFS_BACKEND/LIBGUESTFS_ATTACH_METHOD environment variables.
*
* We have to write this in C so that we can call
* guestfs_parse_environment.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <error.h>
#include "guestfs.h"
#include "guestfs-utils.h"
int
main (int argc, char *argv[])
{
guestfs_h *g;
const char *var[] = { "LIBGUESTFS_BACKEND", "LIBGUESTFS_ATTACH_METHOD", NULL };
const char *value[] = { "appliance", "direct", NULL };
size_t i, j;
char *r;
/* Check that backend can be set to "appliance" or "direct". */
for (i = 0; var[i] != NULL; ++i) {
for (j = 0; value[j] != NULL; ++j) {
setenv (var[i], value[j], 1);
g = guestfs_create_flags (GUESTFS_CREATE_NO_ENVIRONMENT);
if (!g)
error (EXIT_FAILURE, errno, "guestfs_create_flags");
if (guestfs_parse_environment (g) == -1)
exit (EXIT_FAILURE);
guestfs_close (g);
unsetenv (var[i]);
}
}
/* Check that guestfs_get_attach_method returns "appliance" ... */
g = guestfs_create ();
if (!g)
error (EXIT_FAILURE, errno, "guestfs_create");
if (guestfs_set_backend (g, "direct") == -1)
exit (EXIT_FAILURE);
r = guestfs_get_attach_method (g);
if (!r)
exit (EXIT_FAILURE);
if (STRNEQ (r, "appliance")) {
fprintf (stderr, "%s: expecting guestfs_get_attach_method to return 'appliance', but it returned '%s'.\n",
argv[0], r);
exit (EXIT_FAILURE);
}
free (r);
/* ... but that guestfs_get_backend returns "direct". */
r = guestfs_get_backend (g);
if (!r)
exit (EXIT_FAILURE);
if (STRNEQ (r, "direct")) {
fprintf (stderr, "%s: expecting guestfs_get_backend to return 'direct', but it returned '%s'.\n",
argv[0], r);
exit (EXIT_FAILURE);
}
free (r);
guestfs_close (g);
exit (EXIT_SUCCESS);
}
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