Zabbix

/*

** Zabbix

** Copyright (C) 2001-2025 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 "expression.h"

​

#include "zbxserver.h"

#include "evalfunc.h"

#include "log.h"

#include "zbxregexp.h"

#include "zbxvariant.h"

#include "zbxeval.h"

#include "valuecache.h"

#include "macrofunc.h"

#include "../zbxalgo/vectorimpl.h"

​

#ifdef HAVE_LIBXML2

#   include <libxml/parser.h>

#   include <libxml/xpath.h>

#   include <libxml/xmlerror.h>

​

typedef struct

{

    char    *buf;

    size_t  len;

}

zbx_libxml_error_t;

#endif

​

typedef struct

{

    char        *host;

    char        *severity;

    char        *tags;

    char        *name;

    int     clock;

    unsigned char   nseverity;

}

zbx_rootcause_t;

​

ZBX_VECTOR_DECL(rootcause, zbx_rootcause_t)

ZBX_VECTOR_IMPL(rootcause, zbx_rootcause_t)

​

/* The following definitions are used to identify the request field */

/* for various value getters grouped by their scope:                */

​

/* DBget_item_value(), get_interface_value() */

#define ZBX_REQUEST_HOST_IP         1

#define ZBX_REQUEST_HOST_DNS            2

#define ZBX_REQUEST_HOST_CONN           3

#define ZBX_REQUEST_HOST_PORT           4

​

/* DBget_history_log_value() */

#define ZBX_REQUEST_ITEM_LOG_DATE       201

#define ZBX_REQUEST_ITEM_LOG_TIME       202

#define ZBX_REQUEST_ITEM_LOG_AGE        203

#define ZBX_REQUEST_ITEM_LOG_SOURCE     204

#define ZBX_REQUEST_ITEM_LOG_SEVERITY       205

#define ZBX_REQUEST_ITEM_LOG_NSEVERITY      206

#define ZBX_REQUEST_ITEM_LOG_EVENTID        207

​

static int  substitute_simple_macros_impl(const zbx_uint64_t *actionid, const DB_EVENT *event,

        const DB_EVENT *r_event, const zbx_uint64_t *userid, const zbx_uint64_t *hostid, const DC_HOST *dc_host,

        const DC_ITEM *dc_item, const DB_ALERT *alert, const DB_ACKNOWLEDGE *ack,

        const zbx_service_alarm_t *service_alarm, const DB_SERVICE *service, const char *tz,

        zbx_history_recv_item_t *history_data_item, char **data, int macro_type, char *error, int maxerrlen);

​

static int  substitute_key_macros_impl(char **data, zbx_uint64_t *hostid, DC_ITEM *dc_item,

        const struct zbx_json_parse *jp_row, const zbx_vector_ptr_t *lld_macro_paths, int macro_type,

        char *error, size_t maxerrlen);

​

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

 *                                                                            *

 * Purpose: get trigger severity name                                         *

 *                                                                            *

 * Parameters: trigger    - [IN] a trigger data with priority field;          *