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* Copyright (c) 2003-2007 Tim Kientzle
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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__FBSDID("$FreeBSD: src/usr.bin/tar/test/test_symlink_dir.c,v 1.1 2008/09/14 02:16:04 kientzle Exp $");
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* tar -x -P should follow existing symlinks for dirs, but not other
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* content. Plain tar -x should remove symlinks when they're in the
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* way of a dir extraction.
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mkfile(const char *name, int mode, const char *contents, size_t size)
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FILE *f = fopen(name, "wb");
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(void)mode; /* UNUSED */
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written = fwrite(contents, 1, size, f);
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DEFINE_TEST(test_symlink_dir)
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assertMakeDir("source", 0755);
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assertEqualInt(0, mkfile("source/file", 0755, "a", 1));
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assertEqualInt(0, mkfile("source/file2", 0755, "ab", 2));
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assertMakeDir("source/dir", 0755);
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assertMakeDir("source/dir/d", 0755);
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assertEqualInt(0, mkfile("source/dir/f", 0755, "abc", 3));
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assertMakeDir("source/dir2", 0755);
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assertMakeDir("source/dir2/d2", 0755);
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assertEqualInt(0, mkfile("source/dir2/f2", 0755, "abcd", 4));
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assertMakeDir("source/dir3", 0755);
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assertMakeDir("source/dir3/d3", 0755);
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assertEqualInt(0, mkfile("source/dir3/f3", 0755, "abcde", 5));
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systemf("%s -cf test.tar -C source dir dir2 dir3 file file2",
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* Extract with -x and without -P.
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assertMakeDir("dest1", 0755);
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/* "dir" is a symlink to an existing "dest1/real_dir" */
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assertMakeDir("dest1/real_dir", 0755);
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assertMakeSymlink("dest1/dir", "real_dir");
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/* "dir2" is a symlink to a non-existing "real_dir2" */
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assertMakeSymlink("dest1/dir2", "real_dir2");
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skipping("some symlink checks");
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/* "dir3" is a symlink to an existing "non_dir3" */
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assertEqualInt(0, mkfile("dest1/non_dir3", 0755, "abcdef", 6));
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assertMakeSymlink("dest1/dir3", "non_dir3");
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/* "file" is a symlink to existing "real_file" */
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assertEqualInt(0, mkfile("dest1/real_file", 0755, "abcdefg", 7));
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assertMakeSymlink("dest1/file", "real_file");
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/* "file2" is a symlink to non-existing "real_file2" */
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assertMakeSymlink("dest1/file2", "real_file2");
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assertEqualInt(0, systemf("%s -xf test.tar -C dest1", testprog));
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/* dest1/dir symlink should be replaced */
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failure("symlink to dir was followed when it shouldn't be");
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assertIsDir("dest1/dir", -1);
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/* dest1/dir2 symlink should be replaced */
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failure("Broken symlink wasn't replaced with dir");
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assertIsDir("dest1/dir2", -1);
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/* dest1/dir3 symlink should be replaced */
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failure("Symlink to non-dir wasn't replaced with dir");
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assertIsDir("dest1/dir3", -1);
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/* dest1/file symlink should be replaced */
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failure("Symlink to existing file should be replaced");
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assertIsReg("dest1/file", -1);
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/* dest1/file2 symlink should be replaced */
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failure("Symlink to non-existing file should be replaced");
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assertIsReg("dest1/file2", -1);
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* Extract with both -x and -P
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assertMakeDir("dest2", 0755);
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/* "dir" is a symlink to existing "real_dir" */
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assertMakeDir("dest2/real_dir", 0755);
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assertMakeSymlink("dest2/dir", "real_dir");
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/* "dir2" is a symlink to a non-existing "real_dir2" */
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assertMakeSymlink("dest2/dir2", "real_dir2");
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/* "dir3" is a symlink to an existing "non_dir3" */
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assertEqualInt(0, mkfile("dest2/non_dir3", 0755, "abcdefgh", 8));
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assertMakeSymlink("dest2/dir3", "non_dir3");
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/* "file" is a symlink to existing "real_file" */
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assertEqualInt(0, mkfile("dest2/real_file", 0755, "abcdefghi", 9));
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assertMakeSymlink("dest2/file", "real_file");
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/* "file2" is a symlink to non-existing "real_file2" */
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assertMakeSymlink("dest2/file2", "real_file2");
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assertEqualInt(0, systemf("%s -xPf test.tar -C dest2", testprog));
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/* dest2/dir symlink should be followed */
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assertIsSymlink("dest2/dir", "real_dir");
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assertIsDir("dest2/real_dir", -1);
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/* Contents of 'dir' should be restored */
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assertIsDir("dest2/dir/d", -1);
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assertIsReg("dest2/dir/f", -1);
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assertFileSize("dest2/dir/f", 3);
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/* dest2/dir2 symlink should be removed */
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failure("Broken symlink wasn't replaced with dir");
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assertIsDir("dest2/dir2", -1);
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/* dest2/dir3 symlink should be removed */
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failure("Symlink to non-dir wasn't replaced with dir");
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assertIsDir("dest2/dir3", -1);
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/* dest2/file symlink should be removed;
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* even -P shouldn't follow symlinks for files */
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failure("Symlink to existing file should be removed");
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assertIsReg("dest2/file", -1);
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/* dest2/file2 symlink should be removed */
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failure("Symlink to non-existing file should be removed");
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assertIsReg("dest2/file2", -1);
added
removed
src/libarchive/tar/test/test_symlink_dir.c
