diff options
Diffstat (limited to 'tests/sys/fifo/fifo_create.c')
-rw-r--r-- | tests/sys/fifo/fifo_create.c | 282 |
1 files changed, 0 insertions, 282 deletions
diff --git a/tests/sys/fifo/fifo_create.c b/tests/sys/fifo/fifo_create.c deleted file mode 100644 index 2eb01e5..0000000 --- a/tests/sys/fifo/fifo_create.c +++ /dev/null @@ -1,282 +0,0 @@ -/*- - * Copyright (c) 2005-2008 Robert N. M. Watson - * 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 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 AUTHOR 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. - * - * $FreeBSD$ - */ - -#include <sys/stat.h> - -#include <err.h> -#include <errno.h> -#include <limits.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - -/* - * Simple regression test for the creation and destruction of POSIX fifos in - * the file system name space. Using a specially created directory, create - * a fifo in it and check that the following properties are present, as - * specified in IEEE Std 1003.1, 2004 Edition: - * - * - When mkfifo() or mknod(S_IFIFO) is called, on success, a fifo is - * created. - * - * - On an error, no fifo is created. (XXX: Not tested) - * - * - The mode bits on the fifo are a product of combining the umask and - * requested mode. - * - * - The fifo's owner will be the processes effective user ID. (XXX: Not - * tested) - * - * - The fifo's group will be the parent directory's group or the effective - * group ID of the process. For historical reasons, BSD prefers the group - * ID of the process, so we will generate an error if it's not that. (XXX: - * Not tested) - * - * - The st_atime, st_ctime, st_mtime of the fifo will be set appropriately, - * and st_ctime and st_mtime on the directory will be updated. (XXX: We - * test they are updated, not correct) - * - * - EEXIST is returned if the named file already exists. - * - * In addition, we check that we can unlink the fifo, and that if we do, it - * disappears. - * - * This test must run as root in order to usefully frob the process - * credential to test permission parts. - */ - -/* - * All activity occurs within a temporary directory created early in the - * test. - */ -static char temp_dir[PATH_MAX]; - -static void __unused -atexit_temp_dir(void) -{ - - rmdir(temp_dir); -} - -/* - * Basic creation tests: verify that mkfifo(2) (or mknod(2)) creates a fifo, - * that the time stamps on the directory are updated, that if we try twice we - * get EEXIST, and that we can unlink it. - */ -static void -fifo_create_test(int use_mkfifo) -{ - struct stat old_dirsb, dirsb, fifosb; - const char *testname; - char path[] = "testfifo"; - int error; - - if (use_mkfifo) - testname = "mkfifo"; - else - testname = "mknod"; - - /* - * Sleep to make sure that the time stamp on the directory will be - * updated. - */ - if (stat(".", &old_dirsb) < 0) - err(-1, "basic_create_test: %s: stat: %s", testname, - temp_dir); - - sleep(2); - - if (use_mkfifo) { - if (mkfifo(path, 0600) < 0) - err(-1, "basic_create_test: %s: %s", testname, path); - } else { - if (mknod(path, S_IFIFO | 0600, 0) < 0) - err(-1, "basic_create_test: %s: %s", testname, path); - } - - if (stat(path, &fifosb) < 0) { - error = errno; - (void)unlink(path); - errno = error; - err(-1, "basic_create_test: %s: stat: %s", testname, path); - } - - if (!(S_ISFIFO(fifosb.st_mode))) { - (void)unlink(path); - errx(-1, "basic_create_test: %s produced non-fifo", - testname); - } - - if (use_mkfifo) { - if (mkfifo(path, 0600) == 0) - errx(-1, "basic_create_test: dup %s succeeded", - testname); - } else { - if (mknod(path, S_IFIFO | 0600, 0) == 0) - errx(-1, "basic_create_test: dup %s succeeded", - testname); - } - - if (errno != EEXIST) - err(-1, "basic_create_test: dup %s unexpected error", - testname); - - if (stat(".", &dirsb) < 0) { - error = errno; - (void)unlink(path); - errno = error; - err(-1, "basic_create_test: %s: stat: %s", testname, - temp_dir); - } - - if (old_dirsb.st_ctime == dirsb.st_ctime) { - (void)unlink(path); - errx(-1, "basic_create_test: %s: old_dirsb.st_ctime == " - "dirsb.st_ctime", testname); - } - - if (old_dirsb.st_mtime == dirsb.st_mtime) { - (void)unlink(path); - errx(-1, "basic_create_test: %s: old_dirsb.st_mtime == " - "dirsb.st_mtime", testname); - } - - if (unlink(path) < 0) - err(-1, "basic_create_test: %s: unlink: %s", testname, path); - - if (stat(path, &fifosb) == 0) - errx(-1, "basic_create_test: %s: unlink failed to unlink", - testname); - if (errno != ENOENT) - err(-1, "basic_create_test: %s: unlink unexpected error", - testname); -} - -/* - * Having determined that basic create/remove/etc functionality is present - * for fifos, now make sure that the umask, requested permissions, and - * resulting mode are handled properly. - */ -static const struct permission_test { - mode_t pt_umask; - mode_t pt_reqmode; - mode_t pt_mode; -} permission_test[] = { - {0000, 0, S_IFIFO}, - {0000, S_IRWXU, S_IFIFO | S_IRWXU}, - {0000, S_IRWXU | S_IRWXG | S_IRWXO, S_IFIFO | S_IRWXU | S_IRWXG | - S_IRWXO }, - {0077, S_IRWXU, S_IFIFO | S_IRWXU}, - {0077, S_IRWXU | S_IRWXG | S_IRWXO, S_IFIFO | S_IRWXU}, -}; -static const int permission_test_count = sizeof(permission_test) / - sizeof(struct permission_test); - -static void -fifo_permission_test(int use_mkfifo) -{ - const struct permission_test *ptp; - mode_t __unused old_umask; - char path[] = "testfifo"; - const char *testname; - struct stat sb; - int error, i; - - if (use_mkfifo) - testname = "mkfifo"; - else - testname = "mknod"; - - old_umask = umask(0022); - for (i = 0; i < permission_test_count; i++) { - ptp = &permission_test[i]; - - umask(ptp->pt_umask); - if (use_mkfifo) { - if (mkfifo(path, ptp->pt_reqmode) < 0) - err(-1, "fifo_permission_test: %s: %08o " - "%08o %08o\n", testname, ptp->pt_umask, - ptp->pt_reqmode, ptp->pt_mode); - } else { - if (mknod(path, S_IFIFO | ptp->pt_reqmode, 0) < 0) - err(-1, "fifo_permission_test: %s: %08o " - "%08o %08o\n", testname, ptp->pt_umask, - ptp->pt_reqmode, ptp->pt_mode); - } - - if (stat(path, &sb) < 0) { - error = errno; - (void)unlink(path); - errno = error; - err(-1, "fifo_permission_test: %s: %s", testname, - path); - } - - if (sb.st_mode != ptp->pt_mode) { - (void)unlink(path); - errx(-1, "fifo_permission_test: %s: %08o %08o %08o " - "got %08o", testname, ptp->pt_umask, - ptp->pt_reqmode, ptp->pt_mode, sb.st_mode); - } - - if (unlink(path) < 0) - err(-1, "fifo_permission_test: %s: unlink: %s", - testname, path); - } - umask(old_umask); -} - -int -main(void) -{ - int i; - - if (geteuid() != 0) - errx(-1, "must be run as root"); - - strcpy(temp_dir, "fifo_create.XXXXXXXXXXX"); - if (mkdtemp(temp_dir) == NULL) - err(-1, "mkdtemp"); - atexit(atexit_temp_dir); - - if (chdir(temp_dir) < 0) - err(-1, "chdir"); - - /* - * Run each test twice, once with mknod(2) and a second time with - * mkfifo(2). Historically, BSD has not allowed mknod(2) to be used - * to create fifos, but the Single UNIX Specification requires it. - */ - for (i = 0; i < 2; i++) { - fifo_create_test(i); - fifo_permission_test(i); - } - - return (0); -} |