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 TEST_F(Access, eaccess) 59 { 60 const char FULLPATH[] = "mountpoint/some_file.txt"; 61 const char RELPATH[] = "some_file.txt"; 62 uint64_t ino = 42; 63 mode_t access_mode = X_OK; 64 65 expect_access(FUSE_ROOT_ID, X_OK, 0); 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 TEST_F(Access, enosys) 79 { 80 const char FULLPATH[] = "mountpoint/some_file.txt"; 81 const char RELPATH[] = "some_file.txt"; 82 uint64_t ino = 42; 83 mode_t access_mode = R_OK; 84 85 expect_access(FUSE_ROOT_ID, X_OK, ENOSYS); 86 FuseTest::expect_lookup(RELPATH, ino, S_IFREG | 0644, 0, 2); 87 88 ASSERT_EQ(0, access(FULLPATH, access_mode)) << strerror(errno); 89 ASSERT_EQ(0, access(FULLPATH, access_mode)) << strerror(errno); 90 } 91 92 TEST_F(RofsAccess, erofs) 93 { 94 const char FULLPATH[] = "mountpoint/some_file.txt"; 95 const char RELPATH[] = "some_file.txt"; 96 uint64_t ino = 42; 97 mode_t access_mode = W_OK; 98 99 expect_access(FUSE_ROOT_ID, X_OK, 0); 100 expect_lookup(RELPATH, ino); 101 102 ASSERT_NE(0, access(FULLPATH, access_mode)); 103 ASSERT_EQ(EROFS, errno); 104 } 105 106 /* The successful case of FUSE_ACCESS. */ 107 TEST_F(Access, ok) 108 { 109 const char FULLPATH[] = "mountpoint/some_file.txt"; 110 const char RELPATH[] = "some_file.txt"; 111 uint64_t ino = 42; 112 mode_t access_mode = R_OK; 113 114 expect_access(FUSE_ROOT_ID, X_OK, 0); 115 expect_lookup(RELPATH, ino); 116 expect_access(ino, access_mode, 0); 117 118 ASSERT_EQ(0, access(FULLPATH, access_mode)) << strerror(errno); 119 } 120