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 "diag.h"

​

#include "dbcache.h"

#include "preproc.h"

#include "zbxdiag.h"

#include "log.h"

#include "mutexs.h"

​

void    diag_map_free(zbx_diag_map_t *map)

{

    zbx_free(map->name);

    zbx_free(map);

}

​

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

 *                                                                            *

 * Purpose: parse diagnostic section request having json format               *

 *          {"stats":[<field1>,<field2>,...], "top":{<field1>:<limit1>,...}}  *

 *                                                                            *

 * Parameters: jp         - [IN] the request                                  *

 *             field_map  - [IN] a map of supported statistic field names to  *

 *                               bitmasks                                     *

 *             field_mask - [OUT] the bitmask of the requested fields         *

 *             top_views  - [OUT] the requested top views                     *

 *             error      - [OUT] error message                               *

 *                                                                            *

 * Return value: SUCCEED - the request was parsed successfully                *

 *               FAIL    - otherwise                                          *

 *                                                                            *

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

int diag_parse_request(const struct zbx_json_parse *jp, const zbx_diag_map_t *field_map,

        zbx_uint64_t *field_mask, zbx_vector_ptr_t *top_views, char **error)

{

    struct zbx_json_parse   jp_stats;

    int         ret = FAIL;

    const char      *pnext = NULL;

    char            name[ZBX_DIAG_FIELD_MAX + 1], value[MAX_ID_LEN + 1];

    zbx_uint64_t        value_ui64;

​

    *field_mask = 0;

​

    /* parse requested statistics fields */

    if (SUCCEED == zbx_json_brackets_by_name(jp, "stats", &jp_stats))

    {