xref: /freebsd/tests/sys/fs/fusefs/access.cc (revision 140bb4927aff197ccec5174d00d7442887db1245)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2019 The FreeBSD Foundation
5  *
6  * This software was developed by BFF Storage Systems, LLC under sponsorship
7  * from the FreeBSD Foundation.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  */
30 
31 extern "C" {
32 #include <fcntl.h>
33 #include <unistd.h>
34 }
35 
36 #include "mockfs.hh"
37 #include "utils.hh"
38 
39 using namespace testing;
40 
41 class Access: public FuseTest {
42 public:
43 void expect_lookup(const char *relpath, uint64_t ino)
44 {
45 	FuseTest::expect_lookup(relpath, ino, S_IFREG | 0644, 0, 1);
46 }
47 };
48 
49 class RofsAccess: public Access {
50 public:
51 virtual void SetUp() {
52 	m_ro = true;
53 	Access::SetUp();
54 }
55 };
56 
57 /* The error case of FUSE_ACCESS.  */
58 /* https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=236291 */
59 TEST_F(Access, DISABLED_eaccess)
60 {
61 	const char FULLPATH[] = "mountpoint/some_file.txt";
62 	const char RELPATH[] = "some_file.txt";
63 	uint64_t ino = 42;
64 	mode_t	access_mode = X_OK;
65 
66 	expect_lookup(RELPATH, ino);
67 	expect_access(ino, access_mode, EACCES);
68 
69 	ASSERT_NE(0, access(FULLPATH, access_mode));
70 	ASSERT_EQ(EACCES, errno);
71 }
72 
73 /*
74  * If the filesystem returns ENOSYS, then it is treated as a permanent success,
75  * and subsequent VOP_ACCESS calls will succeed automatically without querying
76  * the daemon.
77  */
78 /* https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=236557 */
79 /* https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=236291 */
80 TEST_F(Access, DISABLED_enosys)
81 {
82 	const char FULLPATH[] = "mountpoint/some_file.txt";
83 	const char RELPATH[] = "some_file.txt";
84 	uint64_t ino = 42;
85 	mode_t	access_mode = R_OK;
86 
87 	expect_lookup(RELPATH, ino);
88 	expect_access(ino, access_mode, ENOSYS);
89 
90 	ASSERT_EQ(0, access(FULLPATH, access_mode)) << strerror(errno);
91 	ASSERT_EQ(0, access(FULLPATH, access_mode)) << strerror(errno);
92 }
93 
94 TEST_F(RofsAccess, erofs)
95 {
96 	const char FULLPATH[] = "mountpoint/some_file.txt";
97 	const char RELPATH[] = "some_file.txt";
98 	uint64_t ino = 42;
99 	mode_t	access_mode = W_OK;
100 
101 	expect_lookup(RELPATH, ino);
102 
103 	ASSERT_NE(0, access(FULLPATH, access_mode));
104 	ASSERT_EQ(EROFS, errno);
105 }
106 
107 /* The successful case of FUSE_ACCESS.  */
108 /* https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=236291 */
109 TEST_F(Access, DISABLED_ok)
110 {
111 	const char FULLPATH[] = "mountpoint/some_file.txt";
112 	const char RELPATH[] = "some_file.txt";
113 	uint64_t ino = 42;
114 	mode_t	access_mode = R_OK;
115 
116 	expect_lookup(RELPATH, ino);
117 	expect_access(ino, access_mode, 0);
118 
119 	ASSERT_EQ(0, access(FULLPATH, access_mode)) << strerror(errno);
120 }
121