102 lines
2.1 KiB
C
102 lines
2.1 KiB
C
/*
|
|
* Copyright (c) 2014 Fujitsu Ltd.
|
|
* Author: Zeng Linggang <zenglg.jy@cn.fujitsu.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of version 2 of the GNU General Public License as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it would be useful, but
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
*
|
|
* You should have received a copy of the GNU General Public License along
|
|
* with this program; if not, write the Free Software Foundation, Inc.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
/*
|
|
* Test Description:
|
|
* Verify that,
|
|
* File system GID is always set to the same value as the (possibly new)
|
|
* effective GID.
|
|
*/
|
|
|
|
#define _GNU_SOURCE
|
|
|
|
#include <errno.h>
|
|
#include <unistd.h>
|
|
#include <pwd.h>
|
|
#include <sys/stat.h>
|
|
#include "test.h"
|
|
#include "safe_macros.h"
|
|
#include "compat_16.h"
|
|
|
|
TCID_DEFINE(setresgid04);
|
|
int TST_TOTAL = 1;
|
|
static struct passwd *ltpuser;
|
|
static void setup(void);
|
|
static void setresgid_verify(void);
|
|
static void cleanup(void);
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
int i, lc;
|
|
|
|
tst_parse_opts(argc, argv, NULL, NULL);
|
|
|
|
setup();
|
|
|
|
for (lc = 0; TEST_LOOPING(lc); lc++) {
|
|
tst_count = 0;
|
|
for (i = 0; i < TST_TOTAL; i++)
|
|
setresgid_verify();
|
|
}
|
|
|
|
cleanup();
|
|
tst_exit();
|
|
}
|
|
|
|
static void setup(void)
|
|
{
|
|
tst_require_root();
|
|
|
|
tst_sig(NOFORK, DEF_HANDLER, cleanup);
|
|
|
|
TEST_PAUSE;
|
|
|
|
tst_tmpdir();
|
|
|
|
ltpuser = SAFE_GETPWNAM(cleanup, "nobody");
|
|
|
|
GID16_CHECK(ltpuser->pw_gid, "setresgid", cleanup)
|
|
}
|
|
|
|
static void setresgid_verify(void)
|
|
{
|
|
struct stat buf;
|
|
|
|
TEST(SETRESGID(cleanup, -1, ltpuser->pw_gid, -1));
|
|
|
|
if (TEST_RETURN != 0) {
|
|
tst_resm(TFAIL | TTERRNO, "setresgid failed unexpectedly");
|
|
return;
|
|
}
|
|
|
|
SAFE_TOUCH(cleanup, "test_file", 0644, NULL);
|
|
|
|
SAFE_STAT(cleanup, "test_file", &buf);
|
|
|
|
if (ltpuser->pw_gid == buf.st_gid) {
|
|
tst_resm(TPASS, "setresgid succeeded as expected");
|
|
} else {
|
|
tst_resm(TFAIL,
|
|
"setresgid failed unexpectedly; egid(%d) - st_gid(%d)",
|
|
ltpuser->pw_gid, buf.st_gid);
|
|
}
|
|
}
|
|
|
|
static void cleanup(void)
|
|
{
|
|
tst_rmdir();
|
|
}
|