Zabbix

/*

** Zabbix

** Copyright (C) 2001-2023 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 "zbxsysinfo.h"

#include "../sysinfo.h"

​

#include "zbxstr.h"

#include "zbxthreads.h"

#include "zbxjson.h"

#include "zbxalgo.h"

#include "log.h"

​

#include "perfstat.h"

​

int user_perf_counter(AGENT_REQUEST *request, AGENT_RESULT *result)

{

    int ret = SYSINFO_RET_FAIL;

    char    *counter, *error = NULL;

    double  value;

​

    zabbix_log(LOG_LEVEL_DEBUG, "In %s()", __func__);

​

    if (1 != request->nparam)

    {

        SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));

        goto out;

    }

​

    if (NULL == (counter = get_rparam(request, 0)) || '\0' == *counter)

    {

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

        goto out;

    }

​

    if (SUCCEED != get_perf_counter_value_by_name(counter, &value, &error))

    {

        SET_MSG_RESULT(result, error != NULL ? error :

                zbx_strdup(NULL, "Cannot obtain performance information from collector."));

        goto out;

    }

​

    SET_DBL_RESULT(result, value);

    ret = SYSINFO_RET_OK;

out:

    zabbix_log(LOG_LEVEL_DEBUG, "End of %s():%s", __func__, zbx_result_string(ret));

​

    return ret;