| /*- |
| * Copyright (c) 2003-2007 Tim Kientzle |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| #include "test.h" |
| __FBSDID("$FreeBSD: src/lib/libarchive/test/test_read_extract.c,v 1.5 2008/09/01 05:38:33 kientzle Exp $"); |
| |
| #define BUFF_SIZE 1000000 |
| #define FILE_BUFF_SIZE 100000 |
| |
| DEFINE_TEST(test_read_extract) |
| { |
| struct archive_entry *ae; |
| struct archive *a; |
| #if !defined(_WIN32) || defined(__CYGWIN__) |
| struct stat st; |
| #endif |
| size_t used; |
| int i; |
| char *buff, *file_buff; |
| #if !defined(_WIN32) || defined(__CYGWIN__) |
| int fd; |
| ssize_t bytes_read; |
| #endif |
| |
| buff = malloc(BUFF_SIZE); |
| file_buff = malloc(FILE_BUFF_SIZE); |
| |
| /* Force the umask to something predictable. */ |
| umask(022); |
| |
| /* Create a new archive in memory containing various types of entries. */ |
| assert((a = archive_write_new()) != NULL); |
| assertA(0 == archive_write_set_format_ustar(a)); |
| assertA(0 == archive_write_set_compression_none(a)); |
| assertA(0 == archive_write_open_memory(a, buff, BUFF_SIZE, &used)); |
| /* A directory to be restored with EXTRACT_PERM. */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, "dir_0775"); |
| archive_entry_set_mode(ae, S_IFDIR | 0775); |
| assertA(0 == archive_write_header(a, ae)); |
| archive_entry_free(ae); |
| /* A regular file. */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, "file"); |
| archive_entry_set_mode(ae, S_IFREG | 0755); |
| for (i = 0; i < FILE_BUFF_SIZE; i++) |
| file_buff[i] = (unsigned char)rand(); |
| archive_entry_set_size(ae, FILE_BUFF_SIZE); |
| assertA(0 == archive_write_header(a, ae)); |
| assertA(FILE_BUFF_SIZE == archive_write_data(a, file_buff, FILE_BUFF_SIZE)); |
| archive_entry_free(ae); |
| /* A directory that should obey umask when restored. */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, "dir"); |
| archive_entry_set_mode(ae, S_IFDIR | 0777); |
| assertA(0 == archive_write_header(a, ae)); |
| archive_entry_free(ae); |
| /* A file in the directory. */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, "dir/file"); |
| archive_entry_set_mode(ae, S_IFREG | 0700); |
| assertA(0 == archive_write_header(a, ae)); |
| archive_entry_free(ae); |
| /* A file in a dir that is not already in the archive. */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, "dir2/file"); |
| archive_entry_set_mode(ae, S_IFREG | 0000); |
| assertA(0 == archive_write_header(a, ae)); |
| archive_entry_free(ae); |
| /* A dir with a trailing /. */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, "dir3/."); |
| archive_entry_set_mode(ae, S_IFDIR | 0710); |
| assertA(0 == archive_write_header(a, ae)); |
| archive_entry_free(ae); |
| /* Multiple dirs with a single entry. */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, "dir4/a/../b/../c/"); |
| archive_entry_set_mode(ae, S_IFDIR | 0711); |
| assertA(0 == archive_write_header(a, ae)); |
| archive_entry_free(ae); |
| /* A symlink. */ |
| assert((ae = archive_entry_new()) != NULL); |
| archive_entry_copy_pathname(ae, "symlink"); |
| archive_entry_set_mode(ae, S_IFLNK | 0755); |
| archive_entry_set_symlink(ae, "file"); |
| assertA(0 == archive_write_header(a, ae)); |
| archive_entry_free(ae); |
| /* Close out the archive. */ |
| assertA(0 == archive_write_close(a)); |
| #if ARCHIVE_VERSION_NUMBER < 2000000 |
| archive_write_finish(a); |
| #else |
| assertA(0 == archive_write_finish(a)); |
| #endif |
| |
| /* Extract the entries to disk. */ |
| assert((a = archive_read_new()) != NULL); |
| assertA(0 == archive_read_support_format_all(a)); |
| assertA(0 == archive_read_support_compression_all(a)); |
| assertA(0 == archive_read_open_memory(a, buff, BUFF_SIZE)); |
| /* Restore first entry with _EXTRACT_PERM. */ |
| failure("Error reading first entry", i); |
| assertA(0 == archive_read_next_header(a, &ae)); |
| assertA(0 == archive_read_extract(a, ae, ARCHIVE_EXTRACT_PERM)); |
| /* Rest of entries get restored with no flags. */ |
| for (i = 0; i < 7; i++) { |
| failure("Error reading entry %d", i+1); |
| assertA(0 == archive_read_next_header(a, &ae)); |
| assertA(0 == archive_read_extract(a, ae, 0)); |
| } |
| assertA(ARCHIVE_EOF == archive_read_next_header(a, &ae)); |
| assert(0 == archive_read_close(a)); |
| #if ARCHIVE_VERSION_NUMBER < 2000000 |
| archive_read_finish(a); |
| #else |
| assert(0 == archive_read_finish(a)); |
| #endif |
| |
| #if !defined(_WIN32) || defined(__CYGWIN__) |
| /* Test the entries on disk. */ |
| /* This first entry was extracted with ARCHIVE_EXTRACT_PERM, |
| * so the permissions should have been restored exactly, |
| * including resetting the gid bit on those platforms |
| * where gid is inherited by subdirs. */ |
| assert(0 == stat("dir_0775", &st)); |
| failure("This was 0775 in archive, and should be 0775 on disk"); |
| assertEqualInt(st.st_mode, S_IFDIR | 0775); |
| /* Everything else was extracted without ARCHIVE_EXTRACT_PERM, |
| * so there may be some sloppiness about gid bits on directories. */ |
| assert(0 == stat("file", &st)); |
| failure("st.st_mode=%o should be %o", st.st_mode, S_IFREG | 0755); |
| assertEqualInt(st.st_mode, S_IFREG | 0755); |
| failure("The file extracted to disk is the wrong size."); |
| assert(st.st_size == FILE_BUFF_SIZE); |
| fd = open("file", O_RDONLY); |
| failure("The file on disk could not be opened."); |
| assert(fd != 0); |
| bytes_read = read(fd, buff, FILE_BUFF_SIZE); |
| close(fd); |
| failure("The file contents read from disk are the wrong size"); |
| assert(bytes_read == FILE_BUFF_SIZE); |
| failure("The file contents on disk do not match the file contents that were put into the archive."); |
| assert(memcmp(buff, file_buff, FILE_BUFF_SIZE) == 0); |
| assert(0 == stat("dir", &st)); |
| failure("This was 0777 in archive, but umask should make it 0755"); |
| /* If EXTRACT_PERM wasn't used, be careful to ignore sgid bit |
| * when checking dir modes, as some systems inherit sgid bit |
| * from the parent dir. */ |
| assertEqualInt(0755, st.st_mode & 0777); |
| assert(0 == stat("dir/file", &st)); |
| assert(st.st_mode == (S_IFREG | 0700)); |
| assert(0 == stat("dir2", &st)); |
| assertEqualInt(0755, st.st_mode & 0777); |
| assert(0 == stat("dir2/file", &st)); |
| assert(st.st_mode == (S_IFREG | 0000)); |
| assert(0 == stat("dir3", &st)); |
| assertEqualInt(0710, st.st_mode & 0777); |
| assert(0 == stat("dir4", &st)); |
| assertEqualInt(0755, st.st_mode & 0777); |
| assert(0 == stat("dir4/a", &st)); |
| assertEqualInt(0755, st.st_mode & 0777); |
| assert(0 == stat("dir4/b", &st)); |
| assertEqualInt(0755, st.st_mode & 0777); |
| assert(0 == stat("dir4/c", &st)); |
| assertEqualInt(0711, st.st_mode & 0777); |
| assert(0 == lstat("symlink", &st)); |
| assert(S_ISLNK(st.st_mode)); |
| #if HAVE_LCHMOD |
| /* Systems that lack lchmod() can't set symlink perms, so skip this. */ |
| assert((st.st_mode & 07777) == 0755); |
| #endif |
| assert(0 == stat("symlink", &st)); |
| assert(st.st_mode == (S_IFREG | 0755)); |
| #endif |
| |
| free(buff); |
| free(file_buff); |
| } |