xref: /aosp_15_r20/external/ltp/testcases/kernel/syscalls/fsconfig/fsconfig01.c (revision 49cdfc7efb34551c7342be41a7384b9c40d7cab7)
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * Copyright (c) 2020 Viresh Kumar <[email protected]>
4  *
5  * Basic fsconfig() test which tries to configure and mount the filesystem as
6  * well.
7  */
8 #include "tst_test.h"
9 #include "lapi/fsmount.h"
10 
11 #define MNTPOINT	"mntpoint"
12 
13 static int fd;
14 
cleanup(void)15 static void cleanup(void)
16 {
17 	if (fd != -1)
18 		SAFE_CLOSE(fd);
19 }
20 
run(void)21 static void run(void)
22 {
23 	int fsmfd;
24 
25 	TEST(fd = fsopen(tst_device->fs_type, 0));
26 	if (fd == -1)
27 		tst_brk(TBROK | TTERRNO, "fsopen() failed");
28 
29 	TEST(fsconfig(fd, FSCONFIG_SET_FLAG, "rw", NULL, 0));
30 	if (TST_RET == -1)
31 		tst_brk(TFAIL | TTERRNO, "fsconfig(FSCONFIG_SET_FLAG) failed");
32 
33 	TEST(fsconfig(fd, FSCONFIG_SET_STRING, "source", tst_device->dev, 0));
34 	if (TST_RET == -1)
35 		tst_brk(TFAIL | TTERRNO, "fsconfig(FSCONFIG_SET_STRING) failed");
36 
37 	TEST(fsconfig(fd, FSCONFIG_SET_PATH, "sync", tst_device->dev, 0));
38 	if (TST_RET == -1) {
39 		if (TST_ERR == EOPNOTSUPP)
40 			tst_res(TCONF, "fsconfig(FSCONFIG_SET_PATH) not supported");
41 		else
42 			tst_brk(TFAIL | TTERRNO, "fsconfig(FSCONFIG_SET_PATH) failed");
43 	}
44 
45 	TEST(fsconfig(fd, FSCONFIG_SET_PATH_EMPTY, "sync", tst_device->dev, 0));
46 	if (TST_RET == -1) {
47 		if (TST_ERR == EOPNOTSUPP)
48 			tst_res(TCONF, "fsconfig(FSCONFIG_SET_PATH_EMPTY) not supported");
49 		else
50 			tst_brk(TFAIL | TTERRNO, "fsconfig(FSCONFIG_SET_PATH_EMPTY) failed");
51 	}
52 
53 	TEST(fsconfig(fd, FSCONFIG_SET_FD, "sync", NULL, 0));
54 	if (TST_RET == -1) {
55 		if (TST_ERR == EOPNOTSUPP)
56 			tst_res(TCONF, "fsconfig(FSCONFIG_SET_FD) not supported");
57 		else
58 			tst_brk(TFAIL | TTERRNO, "fsconfig(FSCONFIG_SET_FD) failed");
59 	}
60 
61 	TEST(fsconfig(fd, FSCONFIG_CMD_CREATE, NULL, NULL, 0));
62 	if (TST_RET == -1)
63 		tst_brk(TFAIL | TTERRNO, "fsconfig(FSCONFIG_CMD_CREATE) failed");
64 
65 	TEST(fsmfd = fsmount(fd, 0, 0));
66 	if (fsmfd == -1)
67 		tst_brk(TBROK | TTERRNO, "fsmount() failed");
68 
69 	TEST(move_mount(fsmfd, "", AT_FDCWD, MNTPOINT,
70 			MOVE_MOUNT_F_EMPTY_PATH));
71 	SAFE_CLOSE(fsmfd);
72 
73 	if (TST_RET == -1)
74 		tst_brk(TBROK | TTERRNO, "move_mount() failed");
75 
76 	if (tst_is_mounted_at_tmpdir(MNTPOINT)) {
77 		SAFE_UMOUNT(MNTPOINT);
78 		tst_res(TPASS, "fsconfig() passed");
79 	}
80 
81 	SAFE_CLOSE(fd);
82 }
83 
84 static struct tst_test test = {
85 	.test_all = run,
86 	.setup = fsopen_supported_by_kernel,
87 	.cleanup = cleanup,
88 	.needs_root = 1,
89 	.format_device = 1,
90 	.mntpoint = MNTPOINT,
91 	.all_filesystems = 1,
92 	.skip_filesystems = (const char *const []){"fuse", NULL},
93 };
94