2 * Copyright (c) 2003-2007 Tim Kientzle
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 __FBSDID("$FreeBSD$");
29 * tar -x -P should follow existing symlinks for dirs, but not other
30 * content. Plain tar -x should remove symlinks when they're in the
31 * way of a dir extraction.
34 DEFINE_TEST(test_symlink_dir)
38 assertMakeDir("source", 0755);
39 assertMakeFile("source/file", 0755, "a");
40 assertMakeFile("source/file2", 0755, "ab");
41 assertMakeDir("source/dir", 0755);
42 assertMakeDir("source/dir/d", 0755);
43 assertMakeFile("source/dir/f", 0755, "abc");
44 assertMakeDir("source/dir2", 0755);
45 assertMakeDir("source/dir2/d2", 0755);
46 assertMakeFile("source/dir2/f2", 0755, "abcd");
47 assertMakeDir("source/dir3", 0755);
48 assertMakeDir("source/dir3/d3", 0755);
49 assertMakeFile("source/dir3/f3", 0755, "abcde");
52 systemf("%s -cf test.tar -C source dir dir2 dir3 file file2",
56 * Extract with -x and without -P.
58 assertMakeDir("dest1", 0755);
59 /* "dir" is a symlink to an existing "dest1/real_dir" */
60 assertMakeDir("dest1/real_dir", 0755);
62 assertMakeSymlink("dest1/dir", "real_dir");
63 /* "dir2" is a symlink to a non-existing "real_dir2" */
64 assertMakeSymlink("dest1/dir2", "real_dir2");
66 skipping("some symlink checks");
68 /* "dir3" is a symlink to an existing "non_dir3" */
69 assertMakeFile("dest1/non_dir3", 0755, "abcdef");
71 assertMakeSymlink("dest1/dir3", "non_dir3");
72 /* "file" is a symlink to existing "real_file" */
73 assertMakeFile("dest1/real_file", 0755, "abcdefg");
75 assertMakeSymlink("dest1/file", "real_file");
76 /* "file2" is a symlink to non-existing "real_file2" */
77 assertMakeSymlink("dest1/file2", "real_file2");
79 assertEqualInt(0, systemf("%s -xf test.tar -C dest1", testprog));
81 /* dest1/dir symlink should be replaced */
82 failure("symlink to dir was followed when it shouldn't be");
83 assertIsDir("dest1/dir", -1);
84 /* dest1/dir2 symlink should be replaced */
85 failure("Broken symlink wasn't replaced with dir");
86 assertIsDir("dest1/dir2", -1);
87 /* dest1/dir3 symlink should be replaced */
88 failure("Symlink to non-dir wasn't replaced with dir");
89 assertIsDir("dest1/dir3", -1);
90 /* dest1/file symlink should be replaced */
91 failure("Symlink to existing file should be replaced");
92 assertIsReg("dest1/file", -1);
93 /* dest1/file2 symlink should be replaced */
94 failure("Symlink to non-existing file should be replaced");
95 assertIsReg("dest1/file2", -1);
98 * Extract with both -x and -P
100 assertMakeDir("dest2", 0755);
101 /* "dir" is a symlink to existing "real_dir" */
102 assertMakeDir("dest2/real_dir", 0755);
104 assertMakeSymlink("dest2/dir", "real_dir");
105 /* "dir2" is a symlink to a non-existing "real_dir2" */
107 assertMakeSymlink("dest2/dir2", "real_dir2");
108 /* "dir3" is a symlink to an existing "non_dir3" */
109 assertMakeFile("dest2/non_dir3", 0755, "abcdefgh");
111 assertMakeSymlink("dest2/dir3", "non_dir3");
112 /* "file" is a symlink to existing "real_file" */
113 assertMakeFile("dest2/real_file", 0755, "abcdefghi");
115 assertMakeSymlink("dest2/file", "real_file");
116 /* "file2" is a symlink to non-existing "real_file2" */
118 assertMakeSymlink("dest2/file2", "real_file2");
119 assertEqualInt(0, systemf("%s -xPf test.tar -C dest2", testprog));
121 /* dest2/dir symlink should be followed */
123 assertIsSymlink("dest2/dir", "real_dir");
124 assertIsDir("dest2/real_dir", -1);
127 /* Contents of 'dir' should be restored */
128 assertIsDir("dest2/dir/d", -1);
129 assertIsReg("dest2/dir/f", -1);
130 assertFileSize("dest2/dir/f", 3);
131 /* dest2/dir2 symlink should be removed */
132 failure("Broken symlink wasn't replaced with dir");
133 assertIsDir("dest2/dir2", -1);
134 /* dest2/dir3 symlink should be removed */
135 failure("Symlink to non-dir wasn't replaced with dir");
136 assertIsDir("dest2/dir3", -1);
137 /* dest2/file symlink should be removed;
138 * even -P shouldn't follow symlinks for files */
139 failure("Symlink to existing file should be removed");
140 assertIsReg("dest2/file", -1);
141 /* dest2/file2 symlink should be removed */
142 failure("Symlink to non-existing file should be removed");
143 assertIsReg("dest2/file2", -1);