Zabbix

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** 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 Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

#include "zbxsysinfo.h"

#include "zbx_sysinfo_kstat.h"

#include "../sysinfo.h"

​

#include "../common/stats.h"

#include "zbxnum.h"

​

int system_cpu_num(AGENT_REQUEST *request, AGENT_RESULT *result)

{

    char    *tmp;

    int name;

    long    ncpu;

​

    if (1 < request->nparam)

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Too many parameters."));

        return SYSINFO_RET_FAIL;

    }

​

    tmp = get_rparam(request, 0);

​

    if (NULL == tmp || '\0' == *tmp || 0 == strcmp(tmp, "online"))

        name = _SC_NPROCESSORS_ONLN;

    else if (0 == strcmp(tmp, "max"))

        name = _SC_NPROCESSORS_CONF;

    else

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid first parameter."));

        return SYSINFO_RET_FAIL;

    }

​

    if (-1 == (ncpu = sysconf(name)))

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Cannot obtain number of CPUs."));

        return SYSINFO_RET_FAIL;

    }

​

    SET_UI64_RESULT(result, ncpu);

​

    return SYSINFO_RET_OK;

}

​

int system_cpu_util(AGENT_REQUEST *request, AGENT_RESULT *result)

{

    char    *tmp;

    int cpu_num, state, mode;

​

    if (3 < request->nparam)

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Too many parameters."));

        return SYSINFO_RET_FAIL;

    }

​

    tmp = get_rparam(request, 0);

​

    if (NULL == tmp || '\0' == *tmp || 0 == strcmp(tmp, "all"))

        cpu_num = ZBX_CPUNUM_ALL;

    else if (SUCCEED != zbx_is_uint31_1(tmp, &cpu_num))

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid first parameter."));

        return SYSINFO_RET_FAIL;

    }

​

    tmp = get_rparam(request, 1);

​

    if (NULL == tmp || '\0' == *tmp || 0 == strcmp(tmp, "user"))

        state = ZBX_CPU_STATE_USER;

    else if (0 == strcmp(tmp, "iowait"))

        state = ZBX_CPU_STATE_IOWAIT;

    else if (0 == strcmp(tmp, "system"))

        state = ZBX_CPU_STATE_SYSTEM;

    else if (0 == strcmp(tmp, "idle"))

        state = ZBX_CPU_STATE_IDLE;

    else

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid second parameter."));

        return SYSINFO_RET_FAIL;