| /******************************************************************************/ |
| /* Copyright (c) Crackerjack Project., 2007-2008 ,Hitachi, Ltd */ |
| /* Author(s): Takahiro Yasui <takahiro.yasui.mp@hitachi.com>, */ |
| /* Yumiko Sugita <yumiko.sugita.yf@hitachi.com>, */ |
| /* Satoshi Fujiwara <sa-fuji@sdl.hitachi.co.jp> */ |
| /* */ |
| /* This program is free software; you can redistribute it and/or modify */ |
| /* it under the terms of the GNU General Public License as published by */ |
| /* the Free Software Foundation; either version 2 of the License, or */ |
| /* (at your option) any later version. */ |
| /* */ |
| /* This program is distributed in the hope that it will be useful, */ |
| /* but WITHOUT ANY WARRANTY; without even the implied warranty of */ |
| /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See */ |
| /* the GNU General Public License for more details. */ |
| /* */ |
| /* You should have received a copy of the GNU General Public License */ |
| /* along with this program; if not, write to the Free Software */ |
| /* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ |
| /* */ |
| /******************************************************************************/ |
| /******************************************************************************/ |
| /* */ |
| /* File: mq_open01.c */ |
| /* */ |
| /* Description: This tests the mq_open() syscall */ |
| /* */ |
| /* */ |
| /* */ |
| /* */ |
| /* */ |
| /* */ |
| /* Usage: <for command-line> */ |
| /* mq_open01 [-c n] [-e][-i n] [-I x] [-p x] [-t] */ |
| /* where, -c n : Run n copies concurrently. */ |
| /* -e : Turn on errno logging. */ |
| /* -i n : Execute test n times. */ |
| /* -I x : Execute test for x seconds. */ |
| /* -P x : Pause for x seconds between iterations. */ |
| /* -t : Turn on syscall timing. */ |
| /* */ |
| /* Total Tests: 1 */ |
| /* */ |
| /* Test Name: mq_open01 */ |
| /* History: Porting from Crackerjack to LTP is done by */ |
| /* Manas Kumar Nayak maknayak@in.ibm.com> */ |
| /******************************************************************************/ |
| #include <sys/syscall.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <sys/uio.h> |
| #include <getopt.h> |
| #include <stdlib.h> |
| #include <errno.h> |
| #include <stdio.h> |
| #include <unistd.h> |
| #include <string.h> |
| #include <mqueue.h> |
| #include <limits.h> |
| |
| #include "../utils/include_j_h.h" |
| #include "../utils/common_j_h.c" |
| |
| #include "test.h" |
| #include "usctest.h" |
| #include "linux_syscall_numbers.h" |
| |
| char *TCID = "mq_open01"; |
| int testno; |
| int TST_TOTAL = 1; |
| |
| /* Extern Global Functions */ |
| /******************************************************************************/ |
| /* */ |
| /* Function: cleanup */ |
| /* */ |
| /* Description: Performs all one time clean up for this test on successful */ |
| /* completion, premature exit or failure. Closes all temporary */ |
| /* files, removes all temporary directories exits the test with */ |
| /* appropriate return code by calling tst_exit() function. */ |
| /* */ |
| /* Input: None. */ |
| /* */ |
| /* Output: None. */ |
| /* */ |
| /* Return: On failure - Exits calling tst_exit(). Non '0' return code. */ |
| /* On success - Exits calling tst_exit(). With '0' return code. */ |
| /* */ |
| /******************************************************************************/ |
| void cleanup(void) |
| { |
| |
| TEST_CLEANUP; |
| tst_rmdir(); |
| } |
| |
| /* Local Functions */ |
| /******************************************************************************/ |
| /* */ |
| /* Function: setup */ |
| /* */ |
| /* Description: Performs all one time setup for this test. This function is */ |
| /* typically used to capture signals, create temporary dirs */ |
| /* and temporary files that may be used in the course of this */ |
| /* test. */ |
| /* */ |
| /* Input: None. */ |
| /* */ |
| /* Output: None. */ |
| /* */ |
| /* Return: On failure - Exits by calling cleanup(). */ |
| /* On success - returns 0. */ |
| /* */ |
| /******************************************************************************/ |
| void setup() |
| { |
| /* Capture signals if any */ |
| /* Create temporary directories */ |
| TEST_PAUSE; |
| tst_tmpdir(); |
| } |
| |
| /* |
| * Macros |
| */ |
| #define SYSCALL_NAME "mq_open" |
| |
| enum test_type { |
| NORMAL, |
| NO_FILE, |
| NO_SPACE, |
| }; |
| |
| /* |
| * Data Structure |
| */ |
| struct test_case { |
| int ttype; |
| char *user; |
| char *qname; |
| int oflag; |
| long mq_maxmsg; // Maximum numebr of messages. |
| long mq_msgsize; // Maximum message size. |
| int ret; |
| int err; |
| }; |
| |
| #define ULIMIT_FNUM 0 |
| #define PROC_MAX_QUEUES "/proc/sys/fs/mqueue/queues_max" |
| |
| /* Test cases |
| * |
| * test status of errors on man page |
| * |
| * EACCES v (permission is denied) |
| * EEXIST v (named message queue already exists) |
| * EINTR --- (interrupted by a signal) |
| * EINVAL v (not supported for the given name, or invalid |
| * arguments) |
| * EMFILE v (process file table overflow) |
| * ENAMETOOLONG v (too long name length) |
| * ENFILE can't check because it's difficult to create no-fd |
| * ENOENT v (O_CREAT is not set and the named message queue |
| * does not exist) |
| * ENOSPC v (no space for the new message queue) |
| */ |
| |
| static struct test_case tcase[] = { |
| #if 1 |
| { // case00 |
| .ttype = NORMAL, |
| .qname = QUEUE_NAME, |
| .oflag = O_CREAT, |
| .mq_maxmsg = 20, |
| .mq_msgsize = 16384, |
| .ret = 0, |
| .err = 0, |
| }, |
| #else |
| { // case00 |
| .ttype = NORMAL, |
| .qname = QUEUE_NAME, |
| .oflag = O_CREAT, |
| .ret = 0, |
| .err = 0, |
| }, |
| { // case01 |
| .ttype = NORMAL, |
| // 0 1 2 3 |
| // 0123456789012345678901234567890123456789 |
| "aaaaaaaaaaaaaaa", |
| .oflag = O_CREAT, |
| .ret = 0, |
| .err = 0, |
| }, |
| { // case02 |
| .ttype = NORMAL, |
| // 0 1 2 3 |
| // 0123456789012345678901234567890123456789 |
| "aaaaaaaaaaaaaaaa", |
| .oflag = O_CREAT, |
| .ret = -1, |
| .err = ENAMETOOLONG, |
| }, |
| |
| { // case03 |
| .ttype = NORMAL, |
| .qname = "", |
| .oflag = O_CREAT, |
| .ret = -1, |
| .err = EINVAL, |
| }, |
| { // case04 |
| .ttype = NORMAL, |
| .user = "nobody", |
| .qname = QUEUE_NAME, |
| .ret = -1, |
| .err = EACCES, |
| }, |
| { // case05 |
| .ttype = NORMAL, |
| .qname = QUEUE_NAME, |
| .oflag = O_CREAT | O_EXCL, |
| .ret = -1, |
| .err = EEXIST, |
| }, |
| { // case06 |
| .ttype = NO_FILE, |
| .qname = QUEUE_NAME, |
| .oflag = O_CREAT, |
| .ret = -1, |
| .err = EMFILE, |
| }, |
| { // case07 |
| .ttype = NORMAL, |
| .qname = "/notexist", |
| .oflag = 0, |
| .ret = -1, |
| .err = ENOENT, |
| }, |
| |
| { // case08 |
| .ttype = NO_SPACE, |
| .user = "nobody", |
| .qname = QUEUE_NAME, |
| .oflag = O_CREAT, |
| .ret = -1, |
| .err = ENOSPC, |
| }, |
| #endif |
| }; |
| |
| /* |
| * do_test() |
| * |
| * Input : TestCase Data |
| * Return : RESULT_OK(0), RESULT_NG(1) |
| * |
| */ |
| |
| static int do_test(struct test_case *tc) |
| { |
| int sys_ret; |
| int sys_errno; |
| int result = RESULT_OK; |
| int rc, fd1 = -1, fd2 = -1, cmp_ok = 1; |
| uid_t old_uid = -1; |
| rlim_t oldlim = -1; |
| int oldval = -1; |
| struct mq_attr new, old, *p_attr; |
| |
| /* |
| * When test ended with SIGTERM etc, mq discriptor is left remains. |
| * So we delete it first. |
| */ |
| TEST(mq_unlink(QUEUE_NAME)); |
| |
| /* |
| * Execute system call |
| */ |
| |
| if (tc->ttype != NO_SPACE && !(tc->oflag & O_CREAT)) { |
| errno = 0; |
| TEST(sys_ret = |
| mq_open(QUEUE_NAME, O_CREAT | O_EXCL | O_RDWR, S_IRWXU, |
| NULL)); |
| sys_errno = errno; |
| if (sys_ret < 0) |
| goto TEST_END; |
| fd1 = sys_ret; |
| } |
| if (tc->ttype == NO_FILE) { |
| TEST(rc = setup_ulimit_fnum(ULIMIT_FNUM, &oldlim)); |
| if (rc < 0) { |
| result = 1; |
| goto EXIT; |
| } |
| } |
| |
| /* |
| * Change /proc/sys/fs/mqueue/queues_max |
| */ |
| if (tc->ttype == NO_SPACE) { |
| TEST(rc = setup_proc_fs(PROC_MAX_QUEUES, 0, &oldval)); |
| if (rc < 0) { |
| result = 1; |
| goto EXIT; |
| } |
| } |
| |
| /* |
| * Change effective user id |
| */ |
| if (tc->user != NULL) { |
| TEST(rc = setup_euid(tc->user, &old_uid)); |
| if (rc < 0) { |
| result = 1; |
| goto EXIT; |
| } |
| } |
| |
| /* |
| * Execute system call |
| */ |
| //tst_resm(TINFO,"PATH_MAX: %d\n", PATH_MAX); |
| //tst_resm(TINFO,"NAME_MAX: %d", NAME_MAX); |
| p_attr = NULL; |
| if (tc->mq_maxmsg || tc->mq_msgsize) { |
| new.mq_maxmsg = tc->mq_maxmsg; |
| new.mq_msgsize = tc->mq_msgsize; |
| p_attr = &new; |
| } |
| errno = 0; |
| if (tc->oflag & O_CREAT) |
| TEST(sys_ret = mq_open(tc->qname, tc->oflag, S_IRWXU, p_attr)); |
| else |
| TEST(sys_ret = mq_open(tc->qname, tc->oflag)); |
| sys_errno = errno; |
| if (sys_ret < 0) |
| goto TEST_END; |
| fd2 = sys_ret; |
| |
| if (p_attr) { |
| TEST(rc = ltp_syscall(__NR_mq_getsetattr, fd2, NULL, &old)); |
| if (TEST_RETURN < 0) { |
| tst_resm(TFAIL, |
| "mq_getsetattr failed - errno = %d : %s", |
| TEST_ERRNO, strerror(TEST_ERRNO)); |
| result = 1; |
| goto EXIT; |
| } |
| tst_resm(TINFO, "mq_maxmsg E:%ld,\tR:%ld", new.mq_maxmsg, |
| old.mq_maxmsg); |
| tst_resm(TINFO, "mq_msgsize E:%ld,\tR:%ld", new.mq_msgsize, |
| old.mq_msgsize); |
| cmp_ok = old.mq_maxmsg == new.mq_maxmsg |
| && old.mq_msgsize == new.mq_msgsize; |
| } |
| |
| TEST_END: |
| /* |
| * Check results |
| */ |
| result |= (sys_errno != tc->err) || !cmp_ok; |
| PRINT_RESULT_CMP(sys_ret >= 0, tc->ret, tc->err, sys_ret, sys_errno, |
| cmp_ok); |
| |
| EXIT: |
| if (tc->user != NULL && old_uid != -1) |
| TEST(cleanup_euid(old_uid)); |
| |
| if (tc->ttype == NO_SPACE && oldval != -1) |
| TEST(cleanup_proc_fs(PROC_MAX_QUEUES, oldval)); |
| |
| if (tc->ttype == NO_FILE && oldlim != -1) |
| TEST(cleanup_ulimit_fnum(oldlim)); |
| if (fd1 >= 0) |
| TEST(close(fd1)); |
| if (fd2 >= 0) |
| TEST(close(fd2)); |
| if (fd1 >= 0) |
| TEST(mq_unlink(QUEUE_NAME)); |
| if (fd2 >= 0 && strcmp(tc->qname, QUEUE_NAME) != 0) |
| TEST(mq_unlink(tc->qname)); |
| |
| return result; |
| } |
| |
| /* |
| * main() |
| */ |
| |
| int main(int ac, char **av) |
| { |
| int result = RESULT_OK; |
| int i; |
| int lc; |
| char *msg; |
| |
| if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL) |
| tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg); |
| |
| setup(); |
| |
| for (lc = 0; TEST_LOOPING(lc); ++lc) { |
| tst_count = 0; |
| for (testno = 0; testno < TST_TOTAL; ++testno) { |
| |
| /* |
| * Execute test |
| */ |
| for (i = 0; i < (int)(sizeof(tcase) / sizeof(tcase[0])); |
| i++) { |
| int ret; |
| tst_resm(TINFO, "(case%02d) START", i); |
| ret = do_test(&tcase[i]); |
| tst_resm(TINFO, "(case%02d) END => %s", i, |
| (ret == 0) ? "OK" : "NG"); |
| result |= ret; |
| } |
| |
| /* |
| * Check results |
| */ |
| switch (result) { |
| case RESULT_OK: |
| tst_resm(TPASS, "mq_open call succeeded "); |
| break; |
| |
| default: |
| tst_brkm(TFAIL | TTERRNO, cleanup, |
| "mq_open failed"); |
| break; |
| } |
| |
| } |
| } |
| cleanup(); |
| tst_exit(); |
| } |