/* $NetBSD: t_stat.c,v 1.6 2019/07/16 17:29:18 martin Exp $ */ /*- * Copyright (c) 2011 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Jukka Ruohonen. * * 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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 FOUNDATION OR CONTRIBUTORS * 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 __RCSID("$NetBSD: t_stat.c,v 1.6 2019/07/16 17:29:18 martin Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include #include static const char *path = "stat"; ATF_TC_WITH_CLEANUP(stat_chflags); ATF_TC_HEAD(stat_chflags, tc) { atf_tc_set_md_var(tc, "descr", "Test chflags(2) with stat(2)"); } ATF_TC_BODY(stat_chflags, tc) { struct stat sa, sb; int fd; (void)memset(&sa, 0, sizeof(struct stat)); (void)memset(&sb, 0, sizeof(struct stat)); fd = open(path, O_RDONLY | O_CREAT, 0600); ATF_REQUIRE(fd != -1); ATF_REQUIRE(stat(path, &sa) == 0); ATF_REQUIRE(chflags(path, UF_NODUMP) == 0); ATF_REQUIRE(stat(path, &sb) == 0); if (sa.st_flags == sb.st_flags) atf_tc_fail("stat(2) did not detect chflags(2)"); ATF_REQUIRE(close(fd) == 0); ATF_REQUIRE(unlink(path) == 0); } ATF_TC_CLEANUP(stat_chflags, tc) { (void)unlink(path); } ATF_TC(stat_dir); ATF_TC_HEAD(stat_dir, tc) { atf_tc_set_md_var(tc, "descr", "Test stat(2) with directories"); } ATF_TC_BODY(stat_dir, tc) { const short depth = 2; struct stat sa, sb; char *argv[2]; FTSENT *ftse; FTS *fts; int ops; argv[1] = NULL; argv[0] = __UNCONST("/"); ops = FTS_NOCHDIR; ops |= FTS_PHYSICAL; fts = fts_open(argv, ops, NULL); ATF_REQUIRE(fts != NULL); while ((ftse = fts_read(fts)) != NULL) { if (ftse->fts_level < 1) continue; if (ftse->fts_level > depth) { (void)fts_set(fts, ftse, FTS_SKIP); continue; } switch(ftse->fts_info) { case FTS_DP: (void)memset(&sa, 0, sizeof(struct stat)); (void)memset(&sb, 0, sizeof(struct stat)); ATF_REQUIRE(stat(ftse->fts_parent->fts_path,&sa) == 0); ATF_REQUIRE(chdir(ftse->fts_path) == 0); ATF_REQUIRE(stat(".", &sb) == 0); /* * The previous two stat(2) calls * should be for the same directory. */ if (sa.st_dev != sb.st_dev || sa.st_ino != sb.st_ino) atf_tc_fail("inconsistent stat(2)"); /* * Check that fts(3)'s stat(2) * call equals the manual one. */ if (sb.st_ino != ftse->fts_statp->st_ino) atf_tc_fail("stat(2) and fts(3) differ"); break; default: break; } } (void)fts_close(fts); } ATF_TC(stat_err); ATF_TC_HEAD(stat_err, tc) { atf_tc_set_md_var(tc, "descr", "Test errors from the stat(2) family"); } ATF_TC_BODY(stat_err, tc) { char buf[NAME_MAX + 1]; struct stat st; (void)memset(buf, 'x', sizeof(buf)); errno = 0; ATF_REQUIRE_ERRNO(EBADF, fstat(-1, &st) == -1); errno = 0; ATF_REQUIRE_ERRNO(ENAMETOOLONG, stat(buf, &st) == -1); errno = 0; ATF_REQUIRE_ERRNO(ENAMETOOLONG, lstat(buf, &st) == -1); errno = 0; ATF_REQUIRE_ERRNO(EFAULT, stat((void *)-1, &st) == -1); errno = 0; ATF_REQUIRE_ERRNO(EFAULT, lstat((void *)-1, &st) == -1); errno = 0; ATF_REQUIRE_ERRNO(EFAULT, stat("/etc/passwd", (void *)-1) == -1); errno = 0; ATF_REQUIRE_ERRNO(EFAULT, lstat("/etc/passwd", (void *)-1) == -1); errno = 0; ATF_REQUIRE_ERRNO(ENOENT, stat("/a/b/c/d/e/f/g/h/i/j/k", &st) == -1); errno = 0; ATF_REQUIRE_ERRNO(ENOENT, lstat("/a/b/c/d/e/f/g/h/i/j/k", &st) == -1); } ATF_TC_WITH_CLEANUP(stat_mtime); ATF_TC_HEAD(stat_mtime, tc) { atf_tc_set_md_var(tc, "descr", "Test modification times with stat(2)"); } ATF_TC_BODY(stat_mtime, tc) { struct stat sa, sb; int fd[3]; size_t i; for (i = 0; i < __arraycount(fd); i++) { (void)memset(&sa, 0, sizeof(struct stat)); (void)memset(&sb, 0, sizeof(struct stat)); fd[i] = open(path, O_WRONLY | O_CREAT, 0600); ATF_REQUIRE(fd[i] != -1); ATF_REQUIRE(write(fd[i], "X", 1) == 1); ATF_REQUIRE(stat(path, &sa) == 0); (void)sleep(1); ATF_REQUIRE(write(fd[i], "X", 1) == 1); ATF_REQUIRE(stat(path, &sb) == 0); ATF_REQUIRE(close(fd[i]) == 0); ATF_REQUIRE(unlink(path) == 0); if (sa.st_mtime == sb.st_mtime) atf_tc_fail("mtimes did not change"); } } ATF_TC_CLEANUP(stat_mtime, tc) { (void)unlink(path); } ATF_TC_WITH_CLEANUP(stat_perm); ATF_TC_HEAD(stat_perm, tc) { atf_tc_set_md_var(tc, "descr", "Test permissions with stat(2)"); atf_tc_set_md_var(tc, "require.user", "root"); } ATF_TC_BODY(stat_perm, tc) { struct stat sa, sb; gid_t gid; uid_t uid; int fd; (void)memset(&sa, 0, sizeof(struct stat)); (void)memset(&sb, 0, sizeof(struct stat)); uid = getuid(); gid = getgid(); fd = open(path, O_RDONLY | O_CREAT, 0600); ATF_REQUIRE(fd != -1); ATF_REQUIRE(fstat(fd, &sa) == 0); ATF_REQUIRE(stat(path, &sb) == 0); if (gid != sa.st_gid || sa.st_gid != sb.st_gid) atf_tc_fail("invalid GID"); if (uid != sa.st_uid || sa.st_uid != sb.st_uid) atf_tc_fail("invalid UID"); ATF_REQUIRE(close(fd) == 0); ATF_REQUIRE(unlink(path) == 0); } ATF_TC_CLEANUP(stat_perm, tc) { (void)unlink(path); } ATF_TC_WITH_CLEANUP(stat_size); ATF_TC_HEAD(stat_size, tc) { atf_tc_set_md_var(tc, "descr", "Test file sizes with stat(2)"); } ATF_TC_BODY(stat_size, tc) { struct stat sa, sb, sc; const size_t n = 10; size_t i; int fd; fd = open(path, O_WRONLY | O_CREAT, 0600); ATF_REQUIRE(fd >= 0); for (i = 0; i < n; i++) { (void)memset(&sa, 0, sizeof(struct stat)); (void)memset(&sb, 0, sizeof(struct stat)); (void)memset(&sc, 0, sizeof(struct stat)); ATF_REQUIRE(fstat(fd, &sa) == 0); ATF_REQUIRE(write(fd, "X", 1) == 1); ATF_REQUIRE(fstat(fd, &sb) == 0); ATF_REQUIRE(stat(path, &sc) == 0); if (sa.st_size + 1 != sb.st_size) atf_tc_fail("invalid file size"); if (sb.st_size != sc.st_size) atf_tc_fail("stat(2) and fstat(2) mismatch"); } ATF_REQUIRE(close(fd) == 0); ATF_REQUIRE(unlink(path) == 0); } ATF_TC_CLEANUP(stat_size, tc) { (void)unlink(path); } ATF_TC(stat_socket); ATF_TC_HEAD(stat_socket, tc) { atf_tc_set_md_var(tc, "descr", "Test fstat(2) with " "a socket (PR kern/46077)"); } ATF_TC_BODY(stat_socket, tc) { struct sockaddr_in addr; struct stat st; uint32_t iaddr; int fd, flags; (void)memset(&st, 0, sizeof(struct stat)); (void)memset(&addr, 0, sizeof(struct sockaddr_in)); fd = socket(AF_INET, SOCK_STREAM, 0); ATF_REQUIRE(fd >= 0); flags = fcntl(fd, F_GETFL); ATF_REQUIRE(flags != -1); ATF_REQUIRE(fcntl(fd, F_SETFL, flags | O_NONBLOCK) != -1); ATF_REQUIRE(inet_pton(AF_INET, "127.0.0.1", &iaddr) == 1); addr.sin_port = htons(42); addr.sin_family = AF_INET; addr.sin_addr.s_addr = iaddr; errno = 0; ATF_REQUIRE_ERRNO(EINPROGRESS, connect(fd, (struct sockaddr *)&addr, sizeof(struct sockaddr_in)) == -1); errno = 0; if (fstat(fd, &st) != 0 || errno != 0) atf_tc_fail("fstat(2) failed for a EINPROGRESS socket"); (void)close(fd); } ATF_TC_WITH_CLEANUP(stat_symlink); ATF_TC_HEAD(stat_symlink, tc) { atf_tc_set_md_var(tc, "descr", "Test symbolic links with stat(2)"); } ATF_TC_BODY(stat_symlink, tc) { const char *pathlink = "pathlink"; struct stat sa, sb; int fd; (void)memset(&sa, 0, sizeof(struct stat)); (void)memset(&sb, 0, sizeof(struct stat)); fd = open(path, O_WRONLY | O_CREAT, 0600); ATF_REQUIRE(fd >= 0); ATF_REQUIRE(symlink(path, pathlink) == 0); ATF_REQUIRE(stat(pathlink, &sa) == 0); ATF_REQUIRE(lstat(pathlink, &sb) == 0); if (S_ISLNK(sa.st_mode) != 0) atf_tc_fail("stat(2) detected symbolic link"); if (S_ISLNK(sb.st_mode) == 0) atf_tc_fail("lstat(2) did not detect symbolic link"); if (sa.st_mode == sb.st_mode) atf_tc_fail("inconsistencies between stat(2) and lstat(2)"); (void)close(fd); ATF_REQUIRE(unlink(path) == 0); ATF_REQUIRE(unlink(pathlink) == 0); } ATF_TC_CLEANUP(stat_symlink, tc) { (void)unlink(path); } ATF_TP_ADD_TCS(tp) { ATF_TP_ADD_TC(tp, stat_chflags); ATF_TP_ADD_TC(tp, stat_dir); ATF_TP_ADD_TC(tp, stat_err); ATF_TP_ADD_TC(tp, stat_mtime); ATF_TP_ADD_TC(tp, stat_perm); ATF_TP_ADD_TC(tp, stat_size); ATF_TP_ADD_TC(tp, stat_socket); ATF_TP_ADD_TC(tp, stat_symlink); return atf_no_error(); }