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 Affero General Public License as published by the Free Software Foundation, version 3.

**

** 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 Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

#ifndef ZABBIX_PP_PREPROC_H

#define ZABBIX_PP_PREPROC_H

​

#include "zbxpreprocbase.h"

#include "zbxalgo.h"

#include "zbxvariant.h"

#include "zbxtime.h"

#include "zbxtimekeeper.h"

#include "zbxipcservice.h"

#include "zbxthreads.h"

#include "zbxjson.h"

#include "zbxstats.h"

#include "zbxcachehistory.h"

​

#define ZBX_PREPROCESSING_BATCH_SIZE    256

​

typedef void (*zbx_pp_notify_cb_t)(void *data);

​

/* preprocessing step execution result */

typedef struct

{

    zbx_variant_t   value;

    zbx_variant_t   value_raw;

    int     action;

}

zbx_pp_result_t;

​

ZBX_PTR_VECTOR_DECL(pp_result_ptr, zbx_pp_result_t *)

​

void    zbx_pp_result_free(zbx_pp_result_t *result);

​

typedef enum

{

    ZBX_PP_TASK_TEST = 1,

    ZBX_PP_TASK_VALUE,

    ZBX_PP_TASK_VALUE_SEQ,

    ZBX_PP_TASK_DEPENDENT,

    ZBX_PP_TASK_SEQUENCE

}

zbx_pp_task_type_t;

​

typedef struct

{

    zbx_pp_task_type_t  type;

    zbx_uint64_t        itemid;

    zbx_uint64_t        hostid;

    void            *data;

}

zbx_pp_task_t;

​

ZBX_PTR_VECTOR_DECL(pp_task_ptr, zbx_pp_task_t *)

​

typedef struct

{

    int     workers_num;

    int     config_timeout;

    const char  *config_source_ip;

}

zbx_thread_pp_manager_args;

​

typedef struct zbx_pp_manager   zbx_pp_manager_t;

​

typedef void(*zbx_flush_value_func_t)(zbx_pp_manager_t *manager, zbx_uint64_t itemid, unsigned char value_type,

    unsigned char flags, zbx_variant_t *value, zbx_timespec_t ts, zbx_pp_value_opt_t *value_opt);

​

typedef int(*zbx_prepare_value_func_t)(const zbx_variant_t *value, const zbx_pp_value_opt_t *value_opt);

​

void    zbx_init_library_preproc(zbx_prepare_value_func_t prepare_value_cb, zbx_flush_value_func_t flush_value_cb,

        zbx_get_progname_f get_progname_cb);

​

void    zbx_pp_value_task_get_data(zbx_pp_task_t *task, unsigned char *value_type, unsigned char *flags,

        zbx_variant_t **value, zbx_timespec_t *ts, zbx_pp_value_opt_t **value_opt);

void    zbx_pp_test_task_get_data(zbx_pp_task_t *task, zbx_ipc_client_t **client, zbx_variant_t **value,

        zbx_pp_result_t **results, int *results_num, zbx_pp_history_t **history);

void    zbx_pp_test_task_history_release(zbx_pp_task_t *task, zbx_pp_history_t **history);

void    zbx_pp_tasks_clear(zbx_vector_pp_task_ptr_t *tasks);

​