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* Utilize `all_filesystems = 1`-mechanism to test on various file systems instead of relying on the temporary directory's file system to support xattr (which it probably does not as it is commonly a tmpfs) * Simplify code and description Signed-off-by: Marius Kittler <[email protected]> Reviewed-by: Richard Palethorpe <[email protected]> [rpalethorpe: Removed comment and ifdefs]
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| // SPDX-License-Identifier: GPL-2.0-or-later | ||
| /* | ||
| * Copyright (C) 2012 Red Hat, Inc. | ||
| * | ||
| * 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. | ||
| * | ||
| * Further, this software is distributed without any warranty that it | ||
| * is free of the rightful claim of any third person regarding | ||
| * infringement or the like. Any license provided herein, whether | ||
| * implied or otherwise, applies only to this software file. Patent | ||
| * licenses, if any, provided herein do not apply to combinations of | ||
| * this program with other software, or any other product whatsoever. | ||
| * | ||
| * 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. | ||
| * Copyright (C) 2012 Red Hat, Inc. | ||
| * Copyright (c) 2023 Marius Kittler <[email protected]> | ||
| */ | ||
|
|
||
| /* | ||
| * An empty buffer of size zero can be passed into getxattr(2) to return | ||
| * the current size of the named extended attribute. | ||
| /*\ | ||
| * [Description] | ||
| * | ||
| * An empty buffer of size zero can be passed into getxattr(2) to | ||
| * return the current size of the named extended attribute. | ||
| */ | ||
|
|
||
| #include "config.h" | ||
| #include <sys/types.h> | ||
| #include <sys/stat.h> | ||
| #include <sys/wait.h> | ||
| #include <errno.h> | ||
| #include <fcntl.h> | ||
| #include <unistd.h> | ||
| #include <signal.h> | ||
| #include <stdio.h> | ||
| #include <stdlib.h> | ||
| #include <string.h> | ||
| #ifdef HAVE_SYS_XATTR_H | ||
| # include <sys/xattr.h> | ||
| #endif | ||
| #include "test.h" | ||
| #include "safe_macros.h" | ||
| #include "tst_test.h" | ||
|
|
||
| char *TCID = "getxattr03"; | ||
| #include <sys/xattr.h> | ||
| #include "tst_safe_macros.h" | ||
|
|
||
| #ifdef HAVE_SYS_XATTR_H | ||
| #define MNTPOINT "mntpoint" | ||
| #define FNAME MNTPOINT"/getxattr03testfile" | ||
| #define XATTR_TEST_KEY "user.testkey" | ||
| #define XATTR_TEST_VALUE "test value" | ||
| #define XATTR_TEST_VALUE_SIZE (sizeof(XATTR_TEST_VALUE) - 1) | ||
| #define TESTFILE "getxattr03testfile" | ||
|
|
||
| static void setup(void); | ||
| static void cleanup(void); | ||
|
|
||
| int TST_TOTAL = 1; | ||
|
|
||
| int main(int argc, char *argv[]) | ||
| static void run(void) | ||
| { | ||
| int lc; | ||
|
|
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| tst_parse_opts(argc, argv, NULL, NULL); | ||
|
|
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| setup(); | ||
|
|
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| for (lc = 0; TEST_LOOPING(lc); lc++) { | ||
| tst_count = 0; | ||
|
|
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| TEST(getxattr(TESTFILE, XATTR_TEST_KEY, NULL, 0)); | ||
|
|
||
| if (TEST_RETURN == XATTR_TEST_VALUE_SIZE) | ||
| tst_resm(TPASS, "getxattr(2) returned correct value"); | ||
| else | ||
| tst_resm(TFAIL | TTERRNO, "getxattr(2) failed"); | ||
| } | ||
|
|
||
| cleanup(); | ||
| tst_exit(); | ||
| TST_EXP_VAL(getxattr(FNAME, XATTR_TEST_KEY, NULL, 0), | ||
| XATTR_TEST_VALUE_SIZE); | ||
| } | ||
|
|
||
| static void setup(void) | ||
| { | ||
| int fd; | ||
|
|
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| tst_require_root(); | ||
|
|
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| tst_tmpdir(); | ||
|
|
||
| /* Test for xattr support and set attr value */ | ||
| fd = SAFE_CREAT(cleanup, TESTFILE, 0644); | ||
| close(fd); | ||
|
|
||
| if (setxattr(TESTFILE, XATTR_TEST_KEY, XATTR_TEST_VALUE, | ||
| XATTR_TEST_VALUE_SIZE, XATTR_CREATE) == -1) { | ||
| if (errno == ENOTSUP) | ||
| tst_brkm(TCONF, cleanup, "No xattr support in fs or " | ||
| "fs mounted without user_xattr option"); | ||
| else | ||
| tst_brkm(TBROK | TERRNO, cleanup, "setxattr %s failed", | ||
| TESTFILE); | ||
| } | ||
|
|
||
| TEST_PAUSE; | ||
| SAFE_TOUCH(FNAME, 0644, NULL); | ||
| SAFE_SETXATTR(FNAME, XATTR_TEST_KEY, XATTR_TEST_VALUE, | ||
| XATTR_TEST_VALUE_SIZE, XATTR_CREATE); | ||
| } | ||
|
|
||
| static void cleanup(void) | ||
| { | ||
| tst_rmdir(); | ||
| } | ||
| #else /* HAVE_SYS_XATTR_H */ | ||
| int main(int argc, char *argv[]) | ||
| { | ||
| tst_brkm(TCONF, NULL, "<sys/xattr.h> does not exist."); | ||
| } | ||
| #endif | ||
| static struct tst_test test = { | ||
| .all_filesystems = 1, | ||
| .needs_root = 1, | ||
| .mntpoint = MNTPOINT, | ||
| .mount_device = 1, | ||
| .skip_filesystems = (const char *const []) { | ||
| "exfat", | ||
| "tmpfs", | ||
| "ramfs", | ||
| "nfs", | ||
| "vfat", | ||
| NULL | ||
| }, | ||
| .setup = setup, | ||
| .test_all = run, | ||
| }; |