/*- * Copyright (c) 2003-2009 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: head/lib/libarchive/test/test_extattr_freebsd.c 201247 2009-12-30 05:59:21Z kientzle $"); #if defined(__FreeBSD__) && __FreeBSD__ > 4 #include #endif /* * Verify extended attribute restore-to-disk. This test is FreeBSD-specific. */ DEFINE_TEST(test_extattr_freebsd) { #if !defined(__FreeBSD__) skipping("FreeBSD-specific extattr restore test"); #elif __FreeBSD__ < 5 skipping("extattr restore supported only on FreeBSD 5.0 and later"); #else char buff[64]; const char *xname; const void *xval; size_t xsize; struct stat st; struct archive *a; struct archive_entry *ae; int n, fd; int extattr_privilege_bug = 0; /* * First, do a quick manual set/read of an extended attribute * to verify that the local filesystem does support it. If it * doesn't, we'll simply skip the remaining tests. */ /* Create a test file and try to set an ACL on it. */ fd = open("pretest", O_RDWR | O_CREAT, 0777); failure("Could not create test file?!"); if (!assert(fd >= 0)) return; errno = 0; n = extattr_set_fd(fd, EXTATTR_NAMESPACE_USER, "testattr", "1234", 4); if (n != 4 && errno == EOPNOTSUPP) { close(fd); skipping("extattr tests require that extattr support be enabled on the filesystem"); return; } failure("extattr_set_fd(): errno=%d (%s)", errno, strerror(errno)); assertEqualInt(4, n); close(fd); /* * Repeat the above, but with file permissions set to 0000. * This should work (extattr_set_fd() should follow fd * permissions, not file permissions), but is known broken on * some versions of FreeBSD. */ fd = open("pretest2", O_RDWR | O_CREAT, 00000); failure("Could not create test file?!"); if (!assert(fd >= 0)) return; n = extattr_set_fd(fd, EXTATTR_NAMESPACE_USER, "testattr", "1234", 4); if (n != 4) { skipping("Restoring xattr to an unwritable file seems to be broken on this platform"); extattr_privilege_bug = 1; } close(fd); /* Create a write-to-disk object. */ assert(NULL != (a = archive_write_disk_new())); archive_write_disk_set_options(a, ARCHIVE_EXTRACT_TIME | ARCHIVE_EXTRACT_PERM | ARCHIVE_EXTRACT_XATTR); /* Populate an archive entry with an extended attribute. */ ae = archive_entry_new(); assert(ae != NULL); archive_entry_set_pathname(ae, "test0"); archive_entry_set_mtime(ae, 123456, 7890); archive_entry_set_size(ae, 0); archive_entry_set_mode(ae, 0755); archive_entry_xattr_add_entry(ae, "user.foo", "12345", 5); assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae)); archive_entry_free(ae); /* Another entry; similar but with mode = 0. */ ae = archive_entry_new(); assert(ae != NULL); archive_entry_set_pathname(ae, "test1"); archive_entry_set_mtime(ae, 12345678, 7890); archive_entry_set_size(ae, 0); archive_entry_set_mode(ae, 0); archive_entry_xattr_add_entry(ae, "user.bar", "123456", 6); assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae)); archive_entry_free(ae); /* Close the archive. */ if (extattr_privilege_bug) /* If the bug is here, write_close will return warning. */ assertEqualIntA(a, ARCHIVE_WARN, archive_write_close(a)); else assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a)); assertEqualInt(ARCHIVE_OK, archive_write_finish(a)); /* Verify the data on disk. */ assertEqualInt(0, stat("test0", &st)); assertEqualInt(st.st_mtime, 123456); /* Verify extattr */ n = extattr_get_file("test0", EXTATTR_NAMESPACE_USER, "foo", buff, sizeof(buff)); if (assertEqualInt(n, 5)) { buff[n] = '\0'; assertEqualString(buff, "12345"); } /* Verify the data on disk. */ assertEqualInt(0, stat("test1", &st)); assertEqualInt(st.st_mtime, 12345678); /* Verify extattr */ n = extattr_get_file("test1", EXTATTR_NAMESPACE_USER, "bar", buff, sizeof(buff)); if (extattr_privilege_bug) { /* If we have the bug, the extattr won't have been written. */ assertEqualInt(n, -1); } else { if (assertEqualInt(n, 6)) { buff[n] = '\0'; assertEqualString(buff, "123456"); } } /* Use libarchive APIs to read the file back into an entry and * verify that the extattr was read correctly. */ assert((a = archive_read_disk_new()) != NULL); assert((ae = archive_entry_new()) != NULL); archive_entry_set_pathname(ae, "test0"); assertEqualInt(ARCHIVE_OK, archive_read_disk_entry_from_file(a, ae, -1, NULL)); assertEqualInt(1, archive_entry_xattr_reset(ae)); assertEqualInt(ARCHIVE_OK, archive_entry_xattr_next(ae, &xname, &xval, &xsize)); assertEqualString(xname, "user.foo"); assertEqualInt(xsize, 5); assertEqualMem(xval, "12345", xsize); assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a)); assertEqualInt(ARCHIVE_OK, archive_read_finish(a)); archive_entry_free(ae); #endif }