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/*
** Zabbix
** Copyright (C) 2001-2020 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"
static long hertz = 0;
int SYSTEM_UPTIME(AGENT_REQUEST *request, AGENT_RESULT *result)
{
#if defined(HAVE_LIBPERFSTAT)
perfstat_cpu_total_t ps_cpu_total;
if (0 >= hertz)
{
hertz = sysconf(_SC_CLK_TCK);
if (-1 == hertz)
{
SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain clock-tick increment: %s",
zbx_strerror(errno)));
return SYSINFO_RET_FAIL;
}
if (0 == hertz) /* make sure we do not divide by 0 */
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Cannot calculate uptime because clock-tick increment"
" is zero."));
return SYSINFO_RET_FAIL;
}
}
/* AIX 6.1 */
if (-1 == perfstat_cpu_total(NULL, &ps_cpu_total, sizeof(ps_cpu_total), 1))
{
SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));
return SYSINFO_RET_FAIL;
}
SET_UI64_RESULT(result, (zbx_uint64_t)((double)ps_cpu_total.lbolt / hertz));
return SYSINFO_RET_OK;
#else
SET_MSG_RESULT(result, zbx_strdup(NULL, "Agent was compiled without support for Perfstat API."));
return SYSINFO_RET_FAIL;
#endif
}
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