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 "trapper_expressions_evaluate.h"

​

#include "zbxalgo.h"

#include "zbxnum.h"

#include "trapper_auth.h"

#include "zbxcommshigh.h"

#include "zbxdbhigh.h"

#include "zbxtime.h"

#include "zbxeval.h"

#include "zbxjson.h"

​

static int  trapper_parse_expressions_evaluate(const struct zbx_json_parse *jp, zbx_vector_ptr_t *expressions,

                char **error)

{

    char            buffer[MAX_STRING_LEN];

    const char      *ptr;

    zbx_user_t      user;

    int         ret = FAIL;

    struct zbx_json_parse   jp_data, jp_expressions;

​

    zbx_user_init(&user);

​

    if (FAIL == zbx_get_user_from_json(jp, &user, NULL) || USER_TYPE_ZABBIX_ADMIN > user.type)

    {

        *error = zbx_strdup(NULL, "Permission denied.");

        goto out;

    }

​

    if (FAIL == zbx_json_brackets_by_name(jp, ZBX_PROTO_TAG_DATA, &jp_data))

    {

        *error = zbx_strdup(NULL, "Missing data field.");

        goto out;

    }

​

    if (FAIL == zbx_json_brackets_by_name(&jp_data, ZBX_PROTO_TAG_EXPRESSIONS, &jp_expressions))

    {

        *error = zbx_strdup(NULL, "Missing expressions field.");

        goto out;

    }

​

    for (ptr = NULL; NULL != (ptr = zbx_json_next_value(&jp_expressions, ptr, buffer, sizeof(buffer), NULL));)

    {

        zbx_vector_ptr_append(expressions, zbx_strdup(NULL, buffer));

    }