[LTP] [PATCH v5 4/4] syscalls: lchown03: Merge into lchown02
Ricardo B. Marlière
rbm@suse.com
Fri Aug 29 23:02:03 CEST 2025
From: Ricardo B. Marlière <rbm@suse.com>
Signed-off-by: Ricardo B. Marlière <rbm@suse.com>
---
runtest/syscalls | 2 -
testcases/kernel/syscalls/lchown/.gitignore | 2 -
testcases/kernel/syscalls/lchown/Makefile | 5 -
testcases/kernel/syscalls/lchown/lchown02.c | 29 ++++--
testcases/kernel/syscalls/lchown/lchown03.c | 153 ----------------------------
5 files changed, 23 insertions(+), 168 deletions(-)
diff --git a/runtest/syscalls b/runtest/syscalls
index c9b46b8efe3217150ee0740e982ea5a133b3aa46..4b284f27939d270ce920e02e2febc1fccc0fa231 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -732,9 +732,7 @@ landlock10 landlock10
lchown01 lchown01
lchown01_16 lchown01_16
lchown02 lchown02
-lchown03 lchown03
lchown02_16 lchown02_16
-lchown03_16 lchown03_16
lgetxattr01 lgetxattr01
lgetxattr02 lgetxattr02
diff --git a/testcases/kernel/syscalls/lchown/.gitignore b/testcases/kernel/syscalls/lchown/.gitignore
index e3c7bc29c32d6ef65fd8debfdb9e651dbd96364b..491ffa0815984ec68484c07696621ff668648351 100644
--- a/testcases/kernel/syscalls/lchown/.gitignore
+++ b/testcases/kernel/syscalls/lchown/.gitignore
@@ -2,5 +2,3 @@
/lchown01_16
/lchown02
/lchown02_16
-/lchown03
-/lchown03_16
diff --git a/testcases/kernel/syscalls/lchown/Makefile b/testcases/kernel/syscalls/lchown/Makefile
index 7c76afea572e8ba6c5509714ba6f9f45a7b2d4d7..1a66088e3206b2073a3cac2e62a71115ece9b4e7 100644
--- a/testcases/kernel/syscalls/lchown/Makefile
+++ b/testcases/kernel/syscalls/lchown/Makefile
@@ -3,13 +3,8 @@
top_srcdir ?= ../../../..
-# Remove after rewriting all tests to the new API.
-USE_LEGACY_COMPAT_16_H := 1
-
include $(top_srcdir)/include/mk/testcases.mk
-SRCS := $(sort $(wildcard $(abs_srcdir)/lchown*.c))
-
include $(abs_srcdir)/../utils/compat_16.mk
include $(top_srcdir)/include/mk/generic_leaf_target.mk
diff --git a/testcases/kernel/syscalls/lchown/lchown02.c b/testcases/kernel/syscalls/lchown/lchown02.c
index f8da416e24456b3097fe6be8f80b13a8ec233f05..db068865acdc7d0ccbbc307633df45993ad95959 100644
--- a/testcases/kernel/syscalls/lchown/lchown02.c
+++ b/testcases/kernel/syscalls/lchown/lchown02.c
@@ -16,6 +16,8 @@
* - ENAMETOOLONG, if the pathname component is too long.
* - ENOTDIR, if the directory component in pathname is not a directory.
* - ENOENT, if the specified file does not exists.
+ * - ELOOP, if too many symbolic links were encountered in resolving path.
+ * - EROFS, if the file is on a read-only file system.
*/
#include <pwd.h>
@@ -31,14 +33,17 @@
#define SFILE2 "testdir_1/sfile_2"
#define TFILE3 "t_file"
#define SFILE3 "t_file/sfile"
-#define LONGPATHSIZE (PATH_MAX+2)
+#define TEST_EROFS "mntpoint"
+#define MAXPATH (PATH_MAX+2)
static char *sfile1;
static char *sfile2;
static char *bad_addr;
-static char *longpath;
+static char *maxpath;
static char *sfile3;
static char *empty;
+static char *longpath;
+static char *erofs;
static struct passwd *ltpuser;
static struct test_case_t {
@@ -49,9 +54,11 @@ static struct test_case_t {
{ &sfile1, "Process is not owner/root", EPERM },
{ &sfile2, "Search permission denied", EACCES },
{ &bad_addr, "Unaccessible address space", EFAULT },
- { &longpath, "Pathname too long", ENAMETOOLONG },
+ { &maxpath, "Pathname too long", ENAMETOOLONG },
{ &sfile3, "Path contains regular file", ENOTDIR },
{ &empty, "Pathname is empty", ENOENT },
+ { &longpath, "Too many symlinks", ELOOP },
+ { &erofs, "Read-only filesystem", EROFS },
};
static void run(unsigned int i)
@@ -70,8 +77,14 @@ static void setup(void)
{
bad_addr = tst_get_bad_addr(NULL);
- memset(longpath, 'a', LONGPATHSIZE - 1);
- longpath[LONGPATHSIZE-1] = 0;
+ memset(maxpath, 'a', MAXPATH - 1);
+ maxpath[MAXPATH-1] = 0;
+
+ snprintf(longpath, sizeof(longpath), ".");
+ SAFE_MKDIR("longpath", 0755);
+ SAFE_SYMLINK("../longpath", "longpath/longpath");
+ for (int i = 0; i < 43; i++)
+ strcat(longpath, "/longpath");
ltpuser = SAFE_GETPWNAM(TEST_USER);
SAFE_SETGID(ltpuser->pw_uid);
@@ -95,12 +108,16 @@ static struct tst_test test = {
.setup = setup,
.needs_root = 1,
.needs_tmpdir = 1,
+ .mntpoint = TEST_EROFS,
+ .needs_rofs = 1,
.bufs = (struct tst_buffers []) {
- {&longpath, .size = LONGPATHSIZE},
+ {&maxpath, .size = MAXPATH},
{&sfile1, .str = SFILE1},
{&sfile2, .str = SFILE2},
{&sfile3, .str = SFILE3},
+ {&longpath, .size = PATH_MAX},
{&empty, .str = ""},
+ { &erofs, .str = TEST_EROFS },
{}
},
};
diff --git a/testcases/kernel/syscalls/lchown/lchown03.c b/testcases/kernel/syscalls/lchown/lchown03.c
deleted file mode 100644
index ecb6ed64dfd472d56abbc5a4fe5da67a48919c58..0000000000000000000000000000000000000000
--- a/testcases/kernel/syscalls/lchown/lchown03.c
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * 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,
- * 1. lchown() fails with -1 return value and sets errno to ELOOP
- * if too many symbolic links were encountered in resolving path.
- * 2. lchown() fails with -1 return value and sets errno to EROFS
- * if the file is on a read-only file system.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <string.h>
-#include <signal.h>
-#include <grp.h>
-#include <pwd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/mman.h>
-#include <sys/mount.h>
-
-#include "test.h"
-#include "safe_macros.h"
-
-/*
- * Don't forget to remove USE_LEGACY_COMPAT_16_H from Makefile after
- * rewriting all tests to the new API.
- */
-#include "compat_16.h"
-
-#define DIR_MODE (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP| \
- S_IXGRP|S_IROTH|S_IXOTH)
-#define TEST_EROFS "mntpoint"
-
-static char test_eloop[PATH_MAX] = ".";
-static const char *device;
-static int mount_flag;
-
-static struct test_case_t {
- char *pathname;
- int exp_errno;
-} test_cases[] = {
- {test_eloop, ELOOP},
- {TEST_EROFS, EROFS},
-};
-
-TCID_DEFINE(lchown03);
-int TST_TOTAL = ARRAY_SIZE(test_cases);
-
-static void setup(void);
-static void lchown_verify(const struct test_case_t *);
-static void cleanup(void);
-
-int main(int argc, char *argv[])
-{
- int lc;
- int i;
-
- 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++)
- lchown_verify(&test_cases[i]);
- }
-
- cleanup();
- tst_exit();
-}
-
-static void setup(void)
-{
- int i;
- const char *fs_type;
-
- tst_require_root();
-
- tst_sig(NOFORK, DEF_HANDLER, cleanup);
-
- TEST_PAUSE;
-
- tst_tmpdir();
-
- fs_type = tst_dev_fs_type();
- device = tst_acquire_device(cleanup);
-
- if (!device)
- tst_brkm(TCONF, cleanup, "Failed to acquire device");
-
- SAFE_MKDIR(cleanup, "test_eloop", DIR_MODE);
- SAFE_SYMLINK(cleanup, "../test_eloop", "test_eloop/test_eloop");
- for (i = 0; i < 43; i++)
- strcat(test_eloop, "/test_eloop");
-
- tst_mkfs(cleanup, device, fs_type, NULL, NULL);
- SAFE_MKDIR(cleanup, TEST_EROFS, DIR_MODE);
- SAFE_MOUNT(cleanup, device, TEST_EROFS, fs_type, MS_RDONLY, NULL);
- mount_flag = 1;
-}
-
-static void lchown_verify(const struct test_case_t *test)
-{
- UID16_CHECK(geteuid(), "lchown", cleanup)
- GID16_CHECK(getegid(), "lchown", cleanup)
-
- TEST(LCHOWN(cleanup, test->pathname, geteuid(), getegid()));
-
- if (TEST_RETURN != -1) {
- tst_resm(TFAIL, "lchown() returned %ld, expected -1, errno=%d",
- TEST_RETURN, test->exp_errno);
- return;
- }
-
- if (TEST_ERRNO == test->exp_errno) {
- tst_resm(TPASS | TTERRNO, "lchown() failed as expected");
- } else {
- tst_resm(TFAIL | TTERRNO,
- "lchown() failed unexpectedly; expected: %d - %s",
- test->exp_errno,
- strerror(test->exp_errno));
- }
-}
-
-static void cleanup(void)
-{
- if (mount_flag && tst_umount(TEST_EROFS) < 0)
- tst_resm(TWARN | TERRNO, "umount device:%s failed", device);
-
- if (device)
- tst_release_device(device);
-
- tst_rmdir();
-}
--
2.51.0
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