NetBSD/tests/lib/libc/sys/t_wait.c

312 lines
8.6 KiB
C

/* $NetBSD: t_wait.c,v 1.9 2019/02/04 09:35:11 mrg Exp $ */
/*-
* Copyright (c) 2016 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Christos Zoulas.
*
* 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 <sys/cdefs.h>
__RCSID("$NetBSD: t_wait.c,v 1.9 2019/02/04 09:35:11 mrg Exp $");
#include <sys/wait.h>
#include <sys/resource.h>
#include <errno.h>
#include <inttypes.h>
#include <limits.h>
#include <pwd.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <atf-c.h>
ATF_TC(wait6_invalid);
ATF_TC_HEAD(wait6_invalid, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that wait6(2) returns EINVAL with 0 options");
}
ATF_TC_BODY(wait6_invalid, tc)
{
siginfo_t si;
struct wrusage wru;
int st;
ATF_REQUIRE(wait6(P_ALL, 0, &st, 0, &wru, &si) == -1
&& errno == EINVAL);
}
ATF_TC(wait6_exited);
ATF_TC_HEAD(wait6_exited, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that wait6(2) handled exiting process and code");
}
ATF_TC_BODY(wait6_exited, tc)
{
siginfo_t si;
struct wrusage wru;
int st;
pid_t pid;
switch (pid = fork()) {
case 0:
exit(0x5a5a5a5a);
/*NOTREACHED*/
case -1:
ATF_REQUIRE(pid > 0);
__unreachable();
default:
ATF_REQUIRE(wait6(P_PID, pid, &st, WEXITED, &wru, &si) == pid);
ATF_REQUIRE(WIFEXITED(st) && WEXITSTATUS(st) == 0x5a);
ATF_REQUIRE(si.si_status = 0x5a5a5a5a);
ATF_REQUIRE(si.si_pid == pid);
ATF_REQUIRE(si.si_uid == getuid());
ATF_REQUIRE(si.si_code == CLD_EXITED);
printf("user: %ju system: %ju\n", (uintmax_t)si.si_utime,
(uintmax_t)si.si_utime);
break;
}
}
ATF_TC(wait6_terminated);
ATF_TC_HEAD(wait6_terminated, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that wait6(2) handled terminated process and code");
}
ATF_TC_BODY(wait6_terminated, tc)
{
siginfo_t si;
struct wrusage wru;
int st;
pid_t pid;
switch (pid = fork()) {
case 0:
sleep(100);
/*FALLTHROUGH*/
case -1:
ATF_REQUIRE(pid > 0);
__unreachable();
default:
ATF_REQUIRE(kill(pid, SIGTERM) == 0);
ATF_REQUIRE(wait6(P_PID, pid, &st, WEXITED, &wru, &si) == pid);
ATF_REQUIRE(WIFSIGNALED(st) && WTERMSIG(st) == SIGTERM);
ATF_REQUIRE(si.si_status == SIGTERM);
ATF_REQUIRE(si.si_pid == pid);
ATF_REQUIRE(si.si_uid == getuid());
ATF_REQUIRE(si.si_code == CLD_KILLED);
printf("user: %ju system: %ju\n", (uintmax_t)si.si_utime,
(uintmax_t)si.si_utime);
break;
}
}
ATF_TC(wait6_coredumped);
ATF_TC_HEAD(wait6_coredumped, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that wait6(2) handled coredumped process and code");
}
ATF_TC_BODY(wait6_coredumped, tc)
{
siginfo_t si;
struct wrusage wru;
int st;
pid_t pid;
static const struct rlimit rl = { RLIM_INFINITY, RLIM_INFINITY };
switch (pid = fork()) {
case 0:
ATF_REQUIRE(setrlimit(RLIMIT_CORE, &rl) == 0);
*(char *)8 = 0;
/*FALLTHROUGH*/
case -1:
ATF_REQUIRE(pid > 0);
__unreachable();
default:
ATF_REQUIRE(wait6(P_PID, pid, &st, WEXITED, &wru, &si) == pid);
ATF_REQUIRE(WIFSIGNALED(st) && WTERMSIG(st) == SIGSEGV
&& WCOREDUMP(st));
ATF_REQUIRE(si.si_status == SIGSEGV);
ATF_REQUIRE(si.si_pid == pid);
ATF_REQUIRE(si.si_uid == getuid());
ATF_REQUIRE(si.si_code == CLD_DUMPED);
printf("user: %ju system: %ju\n", (uintmax_t)si.si_utime,
(uintmax_t)si.si_utime);
break;
}
}
ATF_TC(wait6_stop_and_go);
ATF_TC_HEAD(wait6_stop_and_go, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that wait6(2) handled stopped/continued process and code");
}
ATF_TC_BODY(wait6_stop_and_go, tc)
{
siginfo_t si;
struct wrusage wru;
int st;
pid_t pid;
static const struct rlimit rl = { 0, 0 };
ATF_REQUIRE(setrlimit(RLIMIT_CORE, &rl) == 0);
switch (pid = fork()) {
case 0:
sleep(100);
/*FALLTHROUGH*/
case -1:
ATF_REQUIRE(pid > 0);
__unreachable();
default:
ATF_REQUIRE(kill(pid, SIGSTOP) == 0);
ATF_REQUIRE(wait6(P_PID, pid, &st, WSTOPPED, &wru, &si) == pid);
ATF_REQUIRE(!WIFEXITED(st));
ATF_REQUIRE(!WIFSIGNALED(st));
ATF_REQUIRE(WIFSTOPPED(st) && WSTOPSIG(st) == SIGSTOP);
ATF_REQUIRE(!WIFCONTINUED(st));
ATF_REQUIRE(si.si_status == SIGSTOP);
ATF_REQUIRE(si.si_pid == pid);
ATF_REQUIRE(si.si_uid == getuid());
ATF_REQUIRE(si.si_code == CLD_STOPPED);
printf("user: %ju system: %ju\n", (uintmax_t)si.si_utime,
(uintmax_t)si.si_utime);
ATF_REQUIRE(kill(pid, SIGCONT) == 0);
ATF_REQUIRE(wait6(P_PID, pid, &st, WCONTINUED, &wru, &si) == pid);
ATF_REQUIRE(!WIFEXITED(st));
ATF_REQUIRE(!WIFSIGNALED(st));
ATF_REQUIRE(WIFCONTINUED(st));
ATF_REQUIRE(!WIFSTOPPED(st));
ATF_REQUIRE(si.si_status == SIGCONT);
ATF_REQUIRE(si.si_pid == pid);
ATF_REQUIRE(si.si_uid == getuid());
ATF_REQUIRE(si.si_code == CLD_CONTINUED);
printf("user: %ju system: %ju\n", (uintmax_t)si.si_utime,
(uintmax_t)si.si_utime);
ATF_REQUIRE(kill(pid, SIGQUIT) == 0);
ATF_REQUIRE(wait6(P_PID, pid, &st, WEXITED, &wru, &si) == pid);
ATF_REQUIRE(!WIFEXITED(st));
ATF_REQUIRE(WIFSIGNALED(st) && WTERMSIG(st) == SIGQUIT);
ATF_REQUIRE(!WIFSTOPPED(st));
ATF_REQUIRE(!WIFCONTINUED(st));
ATF_REQUIRE(si.si_status == SIGQUIT);
ATF_REQUIRE(si.si_pid == pid);
ATF_REQUIRE(si.si_uid == getuid());
ATF_REQUIRE(si.si_code == CLD_KILLED);
printf("user: %ju system: %ju\n", (uintmax_t)si.si_utime,
(uintmax_t)si.si_utime);
break;
}
}
ATF_TC(wait6_stopgo_loop);
ATF_TC_HEAD(wait6_stopgo_loop, tc)
{
atf_tc_set_md_var(tc, "descr",
"Test that wait6(2) handled stopped/continued process loop");
}
ATF_TC_BODY(wait6_stopgo_loop, tc)
{
siginfo_t si;
struct wrusage wru;
int st;
pid_t pid;
static const struct rlimit rl = { 0, 0 };
size_t N = 100;
ATF_REQUIRE(setrlimit(RLIMIT_CORE, &rl) == 0);
switch (pid = fork()) {
case 0:
sleep(100);
/*FALLTHROUGH*/
case -1:
ATF_REQUIRE(pid > 0);
__unreachable();
}
printf("Before loop of SIGSTOP/SIGCONT sequence %zu times\n", N);
while (N --> 0) {
ATF_REQUIRE(kill(pid, SIGSTOP) == 0);
ATF_REQUIRE(wait6(P_PID, pid, &st, WSTOPPED, &wru, &si) == pid);
ATF_REQUIRE(!WIFEXITED(st));
ATF_REQUIRE(!WIFSIGNALED(st));
ATF_REQUIRE(WIFSTOPPED(st) && WSTOPSIG(st) == SIGSTOP);
ATF_REQUIRE(!WIFCONTINUED(st));
ATF_REQUIRE(si.si_status == SIGSTOP);
ATF_REQUIRE(si.si_pid == pid);
ATF_REQUIRE(si.si_uid == getuid());
ATF_REQUIRE(si.si_code == CLD_STOPPED);
ATF_REQUIRE(kill(pid, SIGCONT) == 0);
ATF_REQUIRE(wait6(P_PID, pid, &st, WCONTINUED, &wru, &si) == pid);
ATF_REQUIRE(!WIFEXITED(st));
ATF_REQUIRE(!WIFSIGNALED(st));
ATF_REQUIRE(WIFCONTINUED(st));
ATF_REQUIRE(!WIFSTOPPED(st));
ATF_REQUIRE(si.si_status == SIGCONT);
ATF_REQUIRE(si.si_pid == pid);
ATF_REQUIRE(si.si_uid == getuid());
ATF_REQUIRE(si.si_code == CLD_CONTINUED);
}
ATF_REQUIRE(kill(pid, SIGQUIT) == 0);
ATF_REQUIRE(wait6(P_PID, pid, &st, WEXITED, &wru, &si) == pid);
ATF_REQUIRE(!WIFEXITED(st));
ATF_REQUIRE(WIFSIGNALED(st) && WTERMSIG(st) == SIGQUIT);
ATF_REQUIRE(!WIFSTOPPED(st));
ATF_REQUIRE(!WIFCONTINUED(st));
ATF_REQUIRE(si.si_status == SIGQUIT);
ATF_REQUIRE(si.si_pid == pid);
ATF_REQUIRE(si.si_uid == getuid());
ATF_REQUIRE(si.si_code == CLD_KILLED);
printf("user: %ju system: %ju\n", (uintmax_t)si.si_utime,
(uintmax_t)si.si_utime);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, wait6_invalid);
ATF_TP_ADD_TC(tp, wait6_exited);
ATF_TP_ADD_TC(tp, wait6_terminated);
ATF_TP_ADD_TC(tp, wait6_coredumped);
ATF_TP_ADD_TC(tp, wait6_stop_and_go);
ATF_TP_ADD_TC(tp, wait6_stopgo_loop);
return atf_no_error();
}