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"

​

#include "zbxstr.h"

​

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

{

    return FAIL;

}

​

static int  get_disk_stats(const char *devname, zbx_uint64_t *rbytes, zbx_uint64_t *wbytes, zbx_uint64_t *roper,

        zbx_uint64_t *woper, char **error)

{

    int         ret = SYSINFO_RET_FAIL, mib[2], drive_count;

    size_t          len = sizeof(drive_count);

    struct diskstats    *stats;

​

    mib[0] = CTL_HW;

    mib[1] = HW_DISKCOUNT;

​

    if (0 != sysctl(mib, 2, &drive_count, &len, NULL, 0))

    {

        *error = zbx_dsprintf(NULL, "Cannot obtain number of disks: %s", zbx_strerror(errno));

        return SYSINFO_RET_FAIL;

    }

​

    len = drive_count * sizeof(struct diskstats);

​

    stats = zbx_calloc(NULL, drive_count, len);

​

    mib[0] = CTL_HW;

    mib[1] = HW_DISKSTATS;

​

    if (NULL != rbytes)

        *rbytes = 0;

    if (NULL != wbytes)

        *wbytes = 0;

    if (NULL != roper)

        *roper = 0;

    if (NULL != woper)

        *woper = 0;

​

    if (0 != sysctl(mib, 2, stats, &len, NULL, 0))

    {

        zbx_free(stats);

        *error = zbx_dsprintf(NULL, "Cannot obtain disk information: %s", zbx_strerror(errno));

        return SYSINFO_RET_FAIL;

    }

​