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/* SPDX-License-Identifier: LGPL-2.1+ */
/***
This file is part of systemd.
Copyright 2012 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <unistd.h>
#include "env-util.h"
#include "log.h"
#include "watchdog.h"
int main(int argc, char *argv[]) {
usec_t t;
unsigned i, count;
int r;
bool slow;
log_set_max_level(LOG_DEBUG);
log_parse_environment();
r = getenv_bool("SYSTEMD_SLOW_TESTS");
slow = r >= 0 ? r : SYSTEMD_SLOW_TESTS_DEFAULT;
t = slow ? 10 * USEC_PER_SEC : 1 * USEC_PER_SEC;
count = slow ? 5 : 3;
r = watchdog_set_timeout(&t);
if (r < 0)
log_warning_errno(r, "Failed to open watchdog: %m");
if (r == -EPERM)
t = 0;
for (i = 0; i < count; i++) {
log_info("Pinging...");
r = watchdog_ping();
if (r < 0)
log_warning_errno(r, "Failed to ping watchdog: %m");
usleep(t/2);
}
watchdog_close(true);
return 0;
}
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