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/*
** Zabbix
** Copyright (C) 2001-2021 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 "valuecache.h"
#include "preproc.h"
#include "zbxlld.h"
#include "checks_internal.h"
#include "../ha/ha.h"
/******************************************************************************
* *
* Function: zbx_get_value_internal_ext *
* *
* Purpose: processes program type (server) specific internal checks *
* *
* Parameters: param1 - [IN] the first parameter *
* request - [IN] the request *
* result - [OUT] the result *
* *
* Return value: SUCCEED - data successfully retrieved and stored in result *
* NOTSUPPORTED - requested item is not supported *
* FAIL - not a server specific internal check *
* *
* Comments: This function is used to process server specific internal checks *
* before generic internal checks are processed. *
* *
******************************************************************************/
int zbx_get_value_internal_ext(const char *param1, const AGENT_REQUEST *request, AGENT_RESULT *result)
{
int nparams, ret = NOTSUPPORTED;
char *param2, *param3;
nparams = get_rparams_num(request);
if (0 == strcmp(param1, "triggers")) /* zabbix["triggers"] */
{
if (1 != nparams)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
goto out;
}
SET_UI64_RESULT(result, DCget_trigger_count());
}
else if (0 == strcmp(param1, "history") || /* zabbix["history"] */
0 == strcmp(param1, "history_log") || /* zabbix["history_log"] */
0 == strcmp(param1, "history_str") || /* zabbix["history_str"] */
0 == strcmp(param1, "history_text") || /* zabbix["history_text"] */
0 == strcmp(param1, "history_uint")) /* zabbix["history_uint"] */
{
if (1 != nparams)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
goto out;
}
SET_UI64_RESULT(result, DBget_row_count(param1));
}
else if (0 == strcmp(param1, "trends") || /* zabbix["trends"] */
0 == strcmp(param1, "trends_uint")) /* zabbix["trends_uint"] */
{
if (1 != nparams)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
goto out;
}
SET_UI64_RESULT(result, DBget_row_count(param1));
}
else if (0 == strcmp(param1, "proxy")) /* zabbix["proxy",<hostname>,"lastaccess" OR "delay"] */
{
int value, res;
char *error = NULL;
/* this item is always processed by server */
if (3 != nparams)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
goto out;
}
param2 = get_rparam(request, 2);
if (0 == strcmp(param2, "lastaccess"))
{
res = DBget_proxy_lastaccess(get_rparam(request, 1), &value, &error);
}
else if (0 == strcmp(param2, "delay"))
{
int lastaccess;
if (SUCCEED == (res = DCget_proxy_delay_by_name(get_rparam(request, 1), &value, &error)) &&
SUCCEED == (res = DBget_proxy_lastaccess(get_rparam(request, 1), &lastaccess,
&error)))
{
value += (int)time(NULL) - lastaccess;
}
}
else
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid third parameter."));
goto out;
}
if (SUCCEED != res)
{
SET_MSG_RESULT(result, error);
goto out;
}
SET_UI64_RESULT(result, value);
}
else if (0 == strcmp(param1, "vcache"))
{
zbx_vc_stats_t stats;
if (FAIL == zbx_vc_get_statistics(&stats))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Value cache is disabled."));
goto out;
}
if (2 > nparams || nparams > 3)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
goto out;
}
param2 = get_rparam(request, 1);
if (NULL == (param3 = get_rparam(request, 2)))
param3 = "";
if (0 == strcmp(param2, "buffer"))
{
if (0 == strcmp(param3, "free"))
SET_UI64_RESULT(result, stats.free_size);
else if (0 == strcmp(param3, "pfree"))
SET_DBL_RESULT(result, (double)stats.free_size / stats.total_size * 100);
else if (0 == strcmp(param3, "total"))
SET_UI64_RESULT(result, stats.total_size);
else if (0 == strcmp(param3, "used"))
SET_UI64_RESULT(result, stats.total_size - stats.free_size);
else if (0 == strcmp(param3, "pused"))
SET_DBL_RESULT(result, (double)(stats.total_size - stats.free_size) /
stats.total_size * 100);
else
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid third parameter."));
goto out;
}
}
else if (0 == strcmp(param2, "cache"))
{
if (0 == strcmp(param3, "hits"))
SET_UI64_RESULT(result, stats.hits);
else if (0 == strcmp(param3, "requests"))
SET_UI64_RESULT(result, stats.hits + stats.misses);
else if (0 == strcmp(param3, "misses"))
SET_UI64_RESULT(result, stats.misses);
else if (0 == strcmp(param3, "mode"))
SET_UI64_RESULT(result, stats.mode);
else
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid third parameter."));
goto out;
}
}
else
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid second parameter."));
goto out;
}
}
else if (0 == strcmp(param1, "lld_queue"))
{
zbx_uint64_t value;
char *error = NULL;
if (1 != nparams)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
goto out;
}
if (FAIL == zbx_lld_get_queue_size(&value, &error))
{
SET_MSG_RESULT(result, error);
goto out;
}
SET_UI64_RESULT(result, value);
}
else if (0 == strcmp(param1, "cluster"))
{
char *nodes = NULL, *error = NULL;
if (3 != nparams)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid number of parameters."));
goto out;
}
param2 = get_rparam(request, 1);
if (0 != strcmp(param2, "discovery"))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid second parameter."));
goto out;
}
param2 = get_rparam(request, 2);
if (0 != strcmp(param2, "nodes"))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid third parameter."));
goto out;
}
if (SUCCEED != zbx_ha_get_nodes(&nodes, &error))
{
SET_MSG_RESULT(result, error);
goto out;
}
SET_TEXT_RESULT(result, nodes);
}
else
{
ret = FAIL;
goto out;
}
ret = SUCCEED;
out:
return ret;
}
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