test_symlink_dir.c revision 228763
1204739Sjoel/*- 2192551Sthompsa * Copyright (c) 2003-2007 Tim Kientzle 3192551Sthompsa * All rights reserved. 4192551Sthompsa * 5192551Sthompsa * Redistribution and use in source and binary forms, with or without 6192551Sthompsa * modification, are permitted provided that the following conditions 7192551Sthompsa * are met: 8192551Sthompsa * 1. Redistributions of source code must retain the above copyright 9192551Sthompsa * notice, this list of conditions and the following disclaimer. 10192551Sthompsa * 2. Redistributions in binary form must reproduce the above copyright 11192551Sthompsa * notice, this list of conditions and the following disclaimer in the 12192551Sthompsa * documentation and/or other materials provided with the distribution. 13192551Sthompsa * 14192551Sthompsa * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR 15192551Sthompsa * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16192551Sthompsa * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17192551Sthompsa * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, 18192551Sthompsa * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19192551Sthompsa * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20192551Sthompsa * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21192551Sthompsa * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22192551Sthompsa * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23192551Sthompsa * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24192551Sthompsa */ 2550476Speter#include "test.h" 2644192Sn_hibma__FBSDID("$FreeBSD: head/contrib/libarchive/tar/test/test_symlink_dir.c 228763 2011-12-21 11:13:29Z mm $"); 27365552Slwhsu 2853200Sphantom/* 2979538Sru * tar -x -P should follow existing symlinks for dirs, but not other 3044192Sn_hibma * content. Plain tar -x should remove symlinks when they're in the 3144192Sn_hibma * way of a dir extraction. 3244192Sn_hibma */ 3344192Sn_hibma 34164524Sbruefferstatic int 35164524Sbrueffermkfile(const char *name, int mode, const char *contents, size_t size) 36164524Sbrueffer{ 37164524Sbrueffer FILE *f = fopen(name, "wb"); 3856467Sasmodai size_t written; 39164524Sbrueffer 4089891Sjoe (void)mode; /* UNUSED */ 41164524Sbrueffer if (f == NULL) 42164524Sbrueffer return (-1); 43164524Sbrueffer written = fwrite(contents, 1, size, f); 44164524Sbrueffer fclose(f); 45164524Sbrueffer if (size != written) 46164524Sbrueffer return (-1); 47192551Sthompsa return (0); 48192551Sthompsa} 49192551Sthompsa 50192551SthompsaDEFINE_TEST(test_symlink_dir) 51192551Sthompsa{ 5244192Sn_hibma assertUmask(0); 5350845Schris 5444192Sn_hibma assertMakeDir("source", 0755); 55365552Slwhsu assertEqualInt(0, mkfile("source/file", 0755, "a", 1)); 5644192Sn_hibma assertEqualInt(0, mkfile("source/file2", 0755, "ab", 2)); 5744192Sn_hibma assertMakeDir("source/dir", 0755); 5844192Sn_hibma assertMakeDir("source/dir/d", 0755); 59192551Sthompsa assertEqualInt(0, mkfile("source/dir/f", 0755, "abc", 3)); 60236443Sjoel assertMakeDir("source/dir2", 0755); 61192551Sthompsa assertMakeDir("source/dir2/d2", 0755); 62192551Sthompsa assertEqualInt(0, mkfile("source/dir2/f2", 0755, "abcd", 4)); 63192551Sthompsa assertMakeDir("source/dir3", 0755); 64192551Sthompsa assertMakeDir("source/dir3/d3", 0755); 65192551Sthompsa assertEqualInt(0, mkfile("source/dir3/f3", 0755, "abcde", 5)); 6657676Ssheldonh 67192551Sthompsa assertEqualInt(0, 68192551Sthompsa systemf("%s -cf test.tar -C source dir dir2 dir3 file file2", 69365552Slwhsu testprog)); 7044192Sn_hibma 7144192Sn_hibma /* 72365552Slwhsu * Extract with -x and without -P. 7344192Sn_hibma */ 7444192Sn_hibma assertMakeDir("dest1", 0755); 7544192Sn_hibma /* "dir" is a symlink to an existing "dest1/real_dir" */ 76318624Sngie assertMakeDir("dest1/real_dir", 0755); 7744192Sn_hibma if (canSymlink()) { 78365552Slwhsu assertMakeSymlink("dest1/dir", "real_dir"); 79192551Sthompsa /* "dir2" is a symlink to a non-existing "real_dir2" */ 80236443Sjoel assertMakeSymlink("dest1/dir2", "real_dir2"); 81365552Slwhsu } else { 82365552Slwhsu skipping("some symlink checks"); 83365552Slwhsu } 84365552Slwhsu /* "dir3" is a symlink to an existing "non_dir3" */ 85192551Sthompsa assertEqualInt(0, mkfile("dest1/non_dir3", 0755, "abcdef", 6)); 86192551Sthompsa if (canSymlink()) 87365552Slwhsu assertMakeSymlink("dest1/dir3", "non_dir3"); 88318624Sngie /* "file" is a symlink to existing "real_file" */ 89318624Sngie assertEqualInt(0, mkfile("dest1/real_file", 0755, "abcdefg", 7)); 9044192Sn_hibma if (canSymlink()) { 91192551Sthompsa assertMakeSymlink("dest1/file", "real_file"); 92318624Sngie /* "file2" is a symlink to non-existing "real_file2" */ 93318624Sngie assertMakeSymlink("dest1/file2", "real_file2"); 9444192Sn_hibma } 9544192Sn_hibma assertEqualInt(0, systemf("%s -xf test.tar -C dest1", testprog)); 96318624Sngie 9744192Sn_hibma /* dest1/dir symlink should be replaced */ 9892585Sru failure("symlink to dir was followed when it shouldn't be"); 9992585Sru assertIsDir("dest1/dir", -1); 10092585Sru /* dest1/dir2 symlink should be replaced */ 10144192Sn_hibma failure("Broken symlink wasn't replaced with dir"); 102318624Sngie assertIsDir("dest1/dir2", -1); 103318624Sngie /* dest1/dir3 symlink should be replaced */ 10444192Sn_hibma failure("Symlink to non-dir wasn't replaced with dir"); 10544192Sn_hibma assertIsDir("dest1/dir3", -1); 10644192Sn_hibma /* dest1/file symlink should be replaced */ 107318624Sngie failure("Symlink to existing file should be replaced"); 108318624Sngie assertIsReg("dest1/file", -1); 109318624Sngie /* dest1/file2 symlink should be replaced */ 110318624Sngie failure("Symlink to non-existing file should be replaced"); 111318624Sngie assertIsReg("dest1/file2", -1); 11244192Sn_hibma 11344192Sn_hibma /* 114318624Sngie * Extract with both -x and -P 115318624Sngie */ 11644192Sn_hibma assertMakeDir("dest2", 0755); 117365552Slwhsu /* "dir" is a symlink to existing "real_dir" */ 11844192Sn_hibma assertMakeDir("dest2/real_dir", 0755); 11944192Sn_hibma if (canSymlink()) 120192551Sthompsa assertMakeSymlink("dest2/dir", "real_dir"); 12144192Sn_hibma /* "dir2" is a symlink to a non-existing "real_dir2" */ 122192551Sthompsa if (canSymlink()) 12344192Sn_hibma assertMakeSymlink("dest2/dir2", "real_dir2"); 12444192Sn_hibma /* "dir3" is a symlink to an existing "non_dir3" */ 125365552Slwhsu assertEqualInt(0, mkfile("dest2/non_dir3", 0755, "abcdefgh", 8)); 12644192Sn_hibma if (canSymlink()) 127365552Slwhsu assertMakeSymlink("dest2/dir3", "non_dir3"); 12892585Sru /* "file" is a symlink to existing "real_file" */ 129192551Sthompsa assertEqualInt(0, mkfile("dest2/real_file", 0755, "abcdefghi", 9)); 13089891Sjoe if (canSymlink()) 131171566Simp assertMakeSymlink("dest2/file", "real_file"); 132258618Slwhsu /* "file2" is a symlink to non-existing "real_file2" */ 13389891Sjoe if (canSymlink()) 134145317Ssimon assertMakeSymlink("dest2/file2", "real_file2"); 13589891Sjoe assertEqualInt(0, systemf("%s -xPf test.tar -C dest2", testprog)); 136232258Skevlo 13779366Sru /* dest2/dir symlink should be followed */ 13844192Sn_hibma if (canSymlink()) { 139171566Simp assertIsSymlink("dest2/dir", "real_dir"); 140107688Sjoe assertIsDir("dest2/real_dir", -1); 141171566Simp } 14244192Sn_hibma 14344192Sn_hibma /* Contents of 'dir' should be restored */ 14444192Sn_hibma assertIsDir("dest2/dir/d", -1); 145108099Strhodes assertIsReg("dest2/dir/f", -1); 14689891Sjoe assertFileSize("dest2/dir/f", 3); 14744192Sn_hibma /* dest2/dir2 symlink should be removed */ 148110954Strhodes failure("Broken symlink wasn't replaced with dir"); 14989891Sjoe assertIsDir("dest2/dir2", -1); 150110954Strhodes /* dest2/dir3 symlink should be removed */ 151318624Sngie failure("Symlink to non-dir wasn't replaced with dir"); 152219004Shselasky assertIsDir("dest2/dir3", -1); 153318624Sngie /* dest2/file symlink should be removed; 154192551Sthompsa * even -P shouldn't follow symlinks for files */ 15544192Sn_hibma failure("Symlink to existing file should be removed"); 15644192Sn_hibma assertIsReg("dest2/file", -1); 157365552Slwhsu /* dest2/file2 symlink should be removed */ 158192551Sthompsa failure("Symlink to non-existing file should be removed"); 15944192Sn_hibma assertIsReg("dest2/file2", -1); 16044192Sn_hibma} 161267938Sbapt