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 "../sysinfo.h"

​

typedef struct

{

    zbx_uint64_t    nread;

    zbx_uint64_t    nwritten;

    zbx_uint64_t    reads;

    zbx_uint64_t    writes;

}

zbx_kstat_t;

​

int zbx_get_diskstat(const char *devname, zbx_uint64_t *dstat)

{

    return FAIL;

}

​

static int  get_kstat_io(const char *name, zbx_kstat_t *zk, char **error)

{

    int     ret = SYSINFO_RET_FAIL;

    kstat_ctl_t *kc;

    kstat_t     *kt;

    kstat_io_t  kio;

​

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

    {

        *error = zbx_dsprintf(NULL, "Cannot open kernel statistics facility: %s", zbx_strerror(errno));

        return ret;

    }

​

    if ('\0' != *name)

    {

        if (NULL == (kt = kstat_lookup(kc, NULL, -1, (char *)name)))

        {

            *error = zbx_dsprintf(NULL, "Cannot look up in kernel statistics facility: %s",

                    zbx_strerror(errno));

            goto clean;

        }

​

        if (KSTAT_TYPE_IO != kt->ks_type)

        {

            *error = zbx_strdup(NULL, "Information looked up in kernel statistics facility"

                    " is of the wrong type.");

            goto clean;

        }

​

        if (-1 == kstat_read(kc, kt, &kio))

        {

            *error = zbx_dsprintf(NULL, "Cannot read from kernel statistics facility: %s",