Zabbix

/*

** Zabbix

** Copyright (C) 2001-2022 Zabbix SIA

**

** 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.

**/

​

#include "common.h"

#include "sysinfo.h"

#include "log.h"

​

int SYSTEM_BOOTTIME(AGENT_REQUEST *request, AGENT_RESULT *result)

{

    int ret = SYSINFO_RET_FAIL;

​

#ifdef HAVE_ZONE_H

    if (GLOBAL_ZONEID == getzoneid())

    {

#endif

        kstat_ctl_t *kc;

        kstat_t     *kp;

        kstat_named_t   *kn;

​

        if (NULL == (kc = kstat_open()))

        {

            SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot open kernel statistics facility: %s",

                    zbx_strerror(errno)));

            return ret;

        }

​

        if (NULL == (kp = kstat_lookup(kc, "unix", 0, "system_misc")))

        {

            SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot look up in kernel statistics facility: %s",

                    zbx_strerror(errno)));

            goto clean;

        }

​

        if (-1 == kstat_read(kc, kp, 0))

        {

            SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot read from kernel statistics facility: %s",

                    zbx_strerror(errno)));

            goto clean;

        }

​

        if (NULL == (kn = (kstat_named_t *)kstat_data_lookup(kp, "boot_time")))

        {

            SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot look up data in kernel statistics facility:"

                    " %s", zbx_strerror(errno)));

            goto clean;

        }

​