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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) International Business Machines Corp., 2001
* 07/2001 ported by John George
* Copyright (c) 2022 SUSE LLC Avinesh Kumar <avinesh.kumar@suse.com>
*/
/*\
* [Description]
*
* Verify that the system call utime() successfully changes the last
* access and modification times of a file to the values specified by
* times argument, under the following constraints:
* - The times argument is not NULL.
* - The user ID of the process is not "root".
* - The file is owned by the user ID of the process.
*/
#include <utime.h>
#include <pwd.h>
#include "tst_test.h"
#define MNT_POINT "mntpoint"
#define TEMP_FILE MNT_POINT"/tmp_file"
#define FILE_MODE 0444
#define MODE_RWX 0777
#define NEW_MODF_TIME 10000
#define NEW_ACCESS_TIME 20000
#define TEST_USERNAME "nobody"
static struct utimbuf times = {
.modtime = NEW_MODF_TIME,
.actime = NEW_ACCESS_TIME
};
static void setup(void)
{
struct passwd *pw;
SAFE_CHMOD(MNT_POINT, MODE_RWX);
pw = SAFE_GETPWNAM(TEST_USERNAME);
tst_res(TINFO, "Switching effective user ID to user: %s", pw->pw_name);
SAFE_SETEUID(pw->pw_uid);
SAFE_TOUCH(TEMP_FILE, FILE_MODE, NULL);
}
static void run(void)
{
struct stat stat_buf;
TST_EXP_PASS(utime(TEMP_FILE, ×), "utime(%s, ×)", TEMP_FILE);
if (!TST_PASS)
return;
SAFE_STAT(TEMP_FILE, &stat_buf);
TST_EXP_EQ_LI(stat_buf.st_mtime, NEW_MODF_TIME);
TST_EXP_EQ_LI(stat_buf.st_atime, NEW_ACCESS_TIME);
}
static struct tst_test test = {
.test_all = run,
.setup = setup,
.needs_root = 1,
.mount_device = 1,
.mntpoint = MNT_POINT,
.all_filesystems = 1,
.skip_filesystems = (const char *const[]) {
"vfat",
"exfat",
NULL
}
};
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