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/*-
* 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;
size_t used;
int i, numEntries = 0;
char *buff, *file_buff;
buff = malloc(BUFF_SIZE);
file_buff = malloc(FILE_BUFF_SIZE);
/* Force the umask to something predictable. */
assertUmask(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. */
++numEntries;
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. */
++numEntries;
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. */
++numEntries;
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. */
++numEntries;
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. */
++numEntries;
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 /. */
++numEntries;
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. */
++numEntries;
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. */
if (canSymlink()) {
++numEntries;
assert((ae = archive_entry_new()) != NULL);
archive_entry_copy_pathname(ae, "symlink");
archive_entry_set_mode(ae, AE_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));
assertA(0 == archive_write_finish(a));
/* 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 = 1; i < numEntries; i++) {
failure("Error reading entry %d", i);
assertA(0 == archive_read_next_header(a, &ae));
failure("Failed to extract entry %d: %s", i,
archive_entry_pathname(ae));
assertA(0 == archive_read_extract(a, ae, 0));
}
assertA(ARCHIVE_EOF == archive_read_next_header(a, &ae));
assert(0 == archive_read_close(a));
assert(0 == archive_read_finish(a));
/* 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. */
failure("This was 0775 in archive, and should be 0775 on disk");
assertIsDir("dir_0775", 0775);
/* Everything else was extracted without ARCHIVE_EXTRACT_PERM,
* so there may be some sloppiness about gid bits on directories. */
assertIsReg("file", 0755);
assertFileSize("file", FILE_BUFF_SIZE);
assertFileContents(file_buff, FILE_BUFF_SIZE, "file");
/* 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. */
failure("This was 0777 in archive, but umask should make it 0755");
assertIsDir("dir", 0755);
assertIsReg("dir/file", 0700);
assertIsDir("dir2", 0755);
assertIsReg("dir2/file", 0000);
assertIsDir("dir3", 0710);
assertIsDir("dir4", 0755);
assertIsDir("dir4/a", 0755);
assertIsDir("dir4/b", 0755);
assertIsDir("dir4/c", 0711);
if (canSymlink())
assertIsSymlink("symlink", "file");
free(buff);
free(file_buff);
}
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