2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2019 The FreeBSD Foundation
6 * This software was developed by BFF Storage Systems, LLC under sponsorship
7 * from the FreeBSD Foundation.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
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.
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
39 using namespace testing;
41 class Opendir: public FuseTest {
43 void expect_lookup(const char *relpath, uint64_t ino)
45 FuseTest::expect_lookup(relpath, ino, S_IFDIR | 0755, 0, 1);
48 void expect_opendir(uint64_t ino, uint32_t flags, ProcessMockerT r)
50 /* opendir(3) calls fstatfs */
51 EXPECT_CALL(*m_mock, process(
52 ResultOf([](auto in) {
53 return (in.header.opcode == FUSE_STATFS);
56 ).WillRepeatedly(Invoke(ReturnImmediate([=](auto i __unused, auto& out) {
57 SET_OUT_HEADER_LEN(out, statfs);
60 EXPECT_CALL(*m_mock, process(
61 ResultOf([=](auto in) {
62 return (in.header.opcode == FUSE_OPENDIR &&
63 in.header.nodeid == ino &&
64 in.body.opendir.flags == flags);
67 ).WillOnce(Invoke(r));
74 * The fuse daemon fails the request with enoent. This usually indicates a
75 * race condition: some other FUSE client removed the file in between when the
76 * kernel checked for it with lookup and tried to open it
78 TEST_F(Opendir, enoent)
80 const char FULLPATH[] = "mountpoint/some_dir";
81 const char RELPATH[] = "some_dir";
84 expect_lookup(RELPATH, ino);
85 expect_opendir(ino, O_RDONLY, ReturnErrno(ENOENT));
87 EXPECT_NE(0, open(FULLPATH, O_DIRECTORY));
88 EXPECT_EQ(ENOENT, errno);
92 * The daemon is responsible for checking file permissions (unless the
93 * default_permissions mount option was used)
95 TEST_F(Opendir, eperm)
97 const char FULLPATH[] = "mountpoint/some_dir";
98 const char RELPATH[] = "some_dir";
101 expect_lookup(RELPATH, ino);
102 expect_opendir(ino, O_RDONLY, ReturnErrno(EPERM));
104 EXPECT_NE(0, open(FULLPATH, O_DIRECTORY));
105 EXPECT_EQ(EPERM, errno);
108 TEST_F(Opendir, open)
110 const char FULLPATH[] = "mountpoint/some_dir";
111 const char RELPATH[] = "some_dir";
114 expect_lookup(RELPATH, ino);
115 expect_opendir(ino, O_RDONLY,
116 ReturnImmediate([=](auto in __unused, auto& out) {
117 SET_OUT_HEADER_LEN(out, open);
120 EXPECT_LE(0, open(FULLPATH, O_DIRECTORY)) << strerror(errno);
123 /* Directories can be opened O_EXEC for stuff like fchdir(2) */
124 TEST_F(Opendir, open_exec)
126 const char FULLPATH[] = "mountpoint/some_dir";
127 const char RELPATH[] = "some_dir";
131 expect_lookup(RELPATH, ino);
132 expect_opendir(ino, O_EXEC,
133 ReturnImmediate([=](auto in __unused, auto& out) {
134 SET_OUT_HEADER_LEN(out, open);
137 fd = open(FULLPATH, O_EXEC | O_DIRECTORY);
138 ASSERT_LE(0, fd) << strerror(errno);
141 TEST_F(Opendir, opendir)
143 const char FULLPATH[] = "mountpoint/some_dir";
144 const char RELPATH[] = "some_dir";
147 expect_lookup(RELPATH, ino);
148 expect_opendir(ino, O_RDONLY,
149 ReturnImmediate([=](auto in __unused, auto& out) {
150 SET_OUT_HEADER_LEN(out, open);
154 EXPECT_NE(nullptr, opendir(FULLPATH)) << strerror(errno);