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 * $FreeBSD$ 31 */ 32 33 extern "C" { 34 #include <fcntl.h> 35 #include <unistd.h> 36 } 37 38 #include "mockfs.hh" 39 #include "utils.hh" 40 41 using namespace testing; 42 43 class Access: public FuseTest { 44 public: 45 void expect_lookup(const char *relpath, uint64_t ino) 46 { 47 FuseTest::expect_lookup(relpath, ino, S_IFREG | 0644, 0, 1); 48 } 49 }; 50 51 class RofsAccess: public Access { 52 public: 53 virtual void SetUp() { 54 m_ro = true; 55 Access::SetUp(); 56 } 57 }; 58 59 /* The error case of FUSE_ACCESS. */ 60 TEST_F(Access, eaccess) 61 { 62 const char FULLPATH[] = "mountpoint/some_file.txt"; 63 const char RELPATH[] = "some_file.txt"; 64 uint64_t ino = 42; 65 mode_t access_mode = X_OK; 66 67 expect_access(FUSE_ROOT_ID, X_OK, 0); 68 expect_lookup(RELPATH, ino); 69 expect_access(ino, access_mode, EACCES); 70 71 ASSERT_NE(0, access(FULLPATH, access_mode)); 72 ASSERT_EQ(EACCES, errno); 73 } 74 75 /* 76 * If the filesystem returns ENOSYS, then it is treated as a permanent success, 77 * and subsequent VOP_ACCESS calls will succeed automatically without querying 78 * the daemon. 79 */ 80 TEST_F(Access, 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_access(FUSE_ROOT_ID, X_OK, ENOSYS); 88 FuseTest::expect_lookup(RELPATH, ino, S_IFREG | 0644, 0, 2); 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_access(FUSE_ROOT_ID, X_OK, 0); 102 expect_lookup(RELPATH, ino); 103 104 ASSERT_NE(0, access(FULLPATH, access_mode)); 105 ASSERT_EQ(EROFS, errno); 106 } 107 108 /* The successful case of FUSE_ACCESS. */ 109 TEST_F(Access, 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_access(FUSE_ROOT_ID, X_OK, 0); 117 expect_lookup(RELPATH, ino); 118 expect_access(ino, access_mode, 0); 119 120 ASSERT_EQ(0, access(FULLPATH, access_mode)) << strerror(errno); 121 } 122