75 lines
1.5 KiB
C
75 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (c) 2020 Viresh Kumar <viresh.kumar@linaro.org>
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*
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* Basic open_tree() test.
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*/
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#include "tst_test.h"
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#include "lapi/fsmount.h"
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#define MNTPOINT "mntpoint"
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#define OT_MNTPOINT "ot_mntpoint"
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#define TCASE_ENTRY(_flags) {.name = "Flag " #_flags, .flags = _flags}
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static struct tcase {
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char *name;
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unsigned int flags;
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} tcases[] = {
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TCASE_ENTRY(OPEN_TREE_CLONE),
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TCASE_ENTRY(OPEN_TREE_CLOEXEC)
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};
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static int dir_created;
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static void cleanup(void)
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{
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if (dir_created)
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SAFE_RMDIR(OT_MNTPOINT);
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}
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static void setup(void)
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{
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fsopen_supported_by_kernel();
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SAFE_MKDIR(OT_MNTPOINT, 0777);
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dir_created = 1;
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}
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static void run(unsigned int n)
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{
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struct tcase *tc = &tcases[n];
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int otfd;
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TEST(otfd = open_tree(AT_FDCWD, MNTPOINT, tc->flags | OPEN_TREE_CLONE));
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if (otfd == -1) {
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tst_res(TFAIL | TTERRNO, "open_tree() failed");
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return;
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}
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TEST(move_mount(otfd, "", AT_FDCWD, OT_MNTPOINT,
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MOVE_MOUNT_F_EMPTY_PATH));
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SAFE_CLOSE(otfd);
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if (TST_RET == -1) {
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tst_res(TFAIL | TTERRNO, "move_mount() failed");
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return;
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}
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if (tst_is_mounted_at_tmpdir(OT_MNTPOINT)) {
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SAFE_UMOUNT(OT_MNTPOINT);
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tst_res(TPASS, "%s: open_tree() passed", tc->name);
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}
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}
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static struct tst_test test = {
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.tcnt = ARRAY_SIZE(tcases),
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.test = run,
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.setup = setup,
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.cleanup = cleanup,
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.needs_root = 1,
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.mount_device = 1,
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.mntpoint = MNTPOINT,
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.all_filesystems = 1,
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.skip_filesystems = (const char *const []){"fuse", NULL},
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};
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