Zabbix

/*

** 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 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 "sysinfo.h"

#include "zbxalgo.h"

#include "zbxjson.h"

#include "cpustat.h"

​

static const char   *get_cpu_status_string(int status)

{

    switch (status)

    {

        case ZBX_CPU_STATUS_ONLINE:

            return "online";

        case ZBX_CPU_STATUS_OFFLINE:

            return "offline";

        case ZBX_CPU_STATUS_UNKNOWN:

            return "unknown";

    }

​

    return NULL;

}

​

int SYSTEM_CPU_DISCOVERY(AGENT_REQUEST *request, AGENT_RESULT *result)

{

    zbx_vector_uint64_pair_t    cpus;

    struct zbx_json         json;

    int             i, ret = SYSINFO_RET_FAIL;

​

    ZBX_UNUSED(request);

​

    zbx_vector_uint64_pair_create(&cpus);

​

    if (SUCCEED != get_cpus(&cpus))

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Collector is not started."));

        goto out;

    }

​

    zbx_json_initarray(&json, ZBX_JSON_STAT_BUF_LEN);

​

    for (i = 0; i < cpus.values_num; i++)

    {

        zbx_json_addobject(&json, NULL);

​

        zbx_json_adduint64(&json, "{#CPU.NUMBER}", cpus.values[i].first);

        zbx_json_addstring(&json, "{#CPU.STATUS}", get_cpu_status_string((int)cpus.values[i].second),

                ZBX_JSON_TYPE_STRING);

​

        zbx_json_close(&json);

    }

​

    zbx_json_close(&json);

    SET_STR_RESULT(result, zbx_strdup(result->str, json.buffer));

​

    zbx_json_free(&json);

​

    ret = SYSINFO_RET_OK;

out:

    zbx_vector_uint64_pair_destroy(&cpus);

​

    return ret;

}