Zabbix

/*

** Zabbix

** Copyright (C) 2001-2022 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 "common.h"

#include "comms.h"

#include "db.h"

#include "log.h"

#include "dbcache.h"

​

#include "operations.h"

#include "zbxserver.h"

​

typedef enum

{

    ZBX_DISCOVERY_UNSPEC = 0,

    ZBX_DISCOVERY_DNS,

    ZBX_DISCOVERY_IP,

    ZBX_DISCOVERY_VALUE

}

zbx_dcheck_source_t;

​

/******************************************************************************

 *                                                                            *

 * Function: select_discovered_host                                           *

 *                                                                            *

 * Purpose: select hostid of discovered host                                  *

 *                                                                            *

 * Parameters: dhostid - discovered host id                                   *

 *                                                                            *

 * Return value: hostid - existing hostid, 0 - if not found                   *

 *                                                                            *

 * Author: Alexei Vladishev                                                   *

 *                                                                            *

 ******************************************************************************/

static zbx_uint64_t select_discovered_host(const DB_EVENT *event)

{

    DB_RESULT   result;

    DB_ROW      row;

    zbx_uint64_t    hostid = 0, proxy_hostid;

    char        *sql = NULL, *ip_esc;

​

    zabbix_log(LOG_LEVEL_DEBUG, "In %s() eventid:" ZBX_FS_UI64, __func__, event->eventid);

​

    switch (event->object)

    {

        case EVENT_OBJECT_DHOST:

        case EVENT_OBJECT_DSERVICE: