diff options
Diffstat (limited to 'contrib/netbsd-tests/dev/sysmon/t_swwdog.c')
| -rw-r--r-- | contrib/netbsd-tests/dev/sysmon/t_swwdog.c | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/dev/sysmon/t_swwdog.c b/contrib/netbsd-tests/dev/sysmon/t_swwdog.c new file mode 100644 index 0000000..19e3795 --- /dev/null +++ b/contrib/netbsd-tests/dev/sysmon/t_swwdog.c @@ -0,0 +1,192 @@ +/* $NetBSD: t_swwdog.c,v 1.5 2011/06/26 12:14:59 christos Exp $ */ + +/* + * Copyright (c) 2010 Antti Kantee. 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 ``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. + */ + +#include <sys/types.h> +#include <sys/wait.h> +#include <sys/wdog.h> + +#include <assert.h> +#include <atf-c.h> +#include <err.h> +#include <errno.h> +#include <fcntl.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> +#include <signal.h> + +#include <rump/rump.h> +#include <rump/rump_syscalls.h> + +#include "../../h_macros.h" + +static volatile sig_atomic_t tcount; + +static void +sigcount(int sig) +{ + + assert(sig == SIGUSR1); + tcount++; +} + +/* + * Since we are testing for swwdog's ability to reboot/panic, we need + * to fork and monitor the exit status from the parent and report + * something sensible back to atf. + */ +static int +testbody(int max) +{ + char wname[WDOG_NAMESIZE]; + struct wdog_conf wc; + struct wdog_mode wm; + pid_t p1, p2; + int status; + int fd; + + signal(SIGUSR1, sigcount); + + switch ((p1 = fork())) { + case 0: + break; + case -1: + atf_tc_fail_errno("fork"); + break; + default: + p2 = wait(&status); + ATF_REQUIRE_EQ(p1, p2); + ATF_REQUIRE_EQ(tcount, max); + return status; + } + + rump_init(); + + fd = rump_sys_open("/dev/watchdog", O_RDWR); + if (fd == -1) + err(1, "open watchdog"); + + wc.wc_count = 1; + wc.wc_names = wname; + + if (rump_sys_ioctl(fd, WDOGIOC_GWDOGS, &wc) == -1) + err(1, "can't fetch watchdog names"); + + if (wc.wc_count) { + assert(wc.wc_count == 1); + + strlcpy(wm.wm_name, wc.wc_names, sizeof(wm.wm_name)); + wm.wm_mode = WDOG_MODE_ETICKLE; + wm.wm_period = 1; + if (rump_sys_ioctl(fd, WDOGIOC_SMODE, &wm) == -1) + atf_tc_fail_errno("failed to set tickle"); + + usleep(400000); + if (max == 1) + rump_sys_ioctl(fd, WDOGIOC_TICKLE); + else { + wm.wm_mode = WDOG_MODE_DISARMED; + rump_sys_ioctl(fd, WDOGIOC_SMODE, &wm); + } + kill(getppid(), SIGUSR1); + + sleep(2); + printf("staying alive\n"); + kill(getppid(), SIGUSR1); + _exit(2); + } + /* fail */ + _exit(1); +} + +ATF_TC(reboot); +ATF_TC_HEAD(reboot, tc) +{ + + atf_tc_set_md_var(tc, "descr", "check swwdog reboot capability"); +} + +ATF_TC_BODY(reboot, tc) +{ + extern bool rumpns_swwdog_reboot; + int status; + + /* XXX: should use sysctl */ + rumpns_swwdog_reboot = true; + status = testbody(1); + + ATF_REQUIRE(WIFEXITED(status)); + ATF_REQUIRE_EQ(WEXITSTATUS(status), 0); +} + +ATF_TC(panic); +ATF_TC_HEAD(panic, tc) +{ + + atf_tc_set_md_var(tc, "descr", "check swwdog panic capability"); +} + +ATF_TC_BODY(panic, tc) +{ + extern bool rumpns_swwdog_reboot; + int status; + + /* XXX: should use sysctl */ + rumpns_swwdog_reboot = false; + status = testbody(1); + + ATF_REQUIRE(WIFSIGNALED(status)); + ATF_REQUIRE_EQ(WTERMSIG(status), SIGABRT); +} + +ATF_TC(disarm); +ATF_TC_HEAD(disarm, tc) +{ + + atf_tc_set_md_var(tc, "descr", "check swwdog disarm capability"); +} + +ATF_TC_BODY(disarm, tc) +{ + int status; + + status = testbody(2); + + ATF_REQUIRE(WIFEXITED(status)); + ATF_REQUIRE_EQ(WEXITSTATUS(status), 2); +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, panic); + ATF_TP_ADD_TC(tp, reboot); + ATF_TP_ADD_TC(tp, disarm); + + return atf_no_error(); +} |
