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 "zbxjson.h"

#include "log.h"

#include "zbxstr.h"

​

typedef struct

{

    zbx_uint64_t ibytes;

    zbx_uint64_t ipackets;

    zbx_uint64_t ierr;

    zbx_uint64_t obytes;

    zbx_uint64_t opackets;

    zbx_uint64_t oerr;

    zbx_uint64_t colls;

}

net_stat_t;

​

static int  get_net_stat(const char *if_name, net_stat_t *ns, char **error)

{

#if defined(HAVE_LIBPERFSTAT)

    perfstat_id_t       ps_id;

    perfstat_netinterface_t ps_netif;

​

    if (NULL == if_name || '\0' == *if_name)

    {

        *error = zbx_strdup(NULL, "Network interface name cannot be empty.");

        return SYSINFO_RET_FAIL;

    }

​

    zbx_strscpy(ps_id.name, if_name);

​

    if (-1 == perfstat_netinterface(&ps_id, &ps_netif, sizeof(ps_netif), 1))

    {

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

        return SYSINFO_RET_FAIL;

    }

​

    ns->ibytes = (zbx_uint64_t)ps_netif.ibytes;

    ns->ipackets = (zbx_uint64_t)ps_netif.ipackets;

    ns->ierr = (zbx_uint64_t)ps_netif.ierrors;

​

    ns->obytes = (zbx_uint64_t)ps_netif.obytes;

    ns->opackets = (zbx_uint64_t)ps_netif.opackets;

    ns->oerr = (zbx_uint64_t)ps_netif.oerrors;

​

    ns->colls = (zbx_uint64_t)ps_netif.collisions;

​

    return SYSINFO_RET_OK;

#else

    SET_MSG_RESULT(result, zbx_strdup(NULL, "Agent was compiled without support for Perfstat API."));

​

    return SYSINFO_RET_FAIL;

#endif

}

​

int net_if_in(AGENT_REQUEST *request, AGENT_RESULT *result)

{

    char        *if_name, *mode, *error;

    net_stat_t  ns;

​

    if (2 < request->nparam)

    {

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

        return SYSINFO_RET_FAIL;

    }

​

    if_name = get_rparam(request, 0);

    mode = get_rparam(request, 1);

​

    if (SYSINFO_RET_FAIL == get_net_stat(if_name, &ns, &error))