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_PROTOCOL_H

#define ZABBIX_PP_PROTOCOL_H

​

#include "zbxpreproc.h"

#include "zbxipcservice.h"

#include "zbxtime.h"

#include "zbxalgo.h"

​

#define ZBX_IPC_SERVICE_PREPROCESSING   "preprocessing"

​

/* start with 10000 to avoid conflicts with RTC messages */

#define ZBX_IPC_PREPROCESSOR_REQUEST            10001

#define ZBX_IPC_PREPROCESSOR_QUEUE          10002

#define ZBX_IPC_PREPROCESSOR_TEST_REQUEST       10003

#define ZBX_IPC_PREPROCESSOR_TEST_RESULT        10004

#define ZBX_IPC_PREPROCESSOR_DIAG_STATS         10005

#define ZBX_IPC_PREPROCESSOR_DIAG_STATS_RESULT      10006

#define ZBX_IPC_PREPROCESSOR_TOP_SEQUENCES      10007

#define ZBX_IPC_PREPROCESSOR_TOP_STATS_RESULT       10008

#define ZBX_IPC_PREPROCESSOR_USAGE_STATS        10009

#define ZBX_IPC_PREPROCESSOR_TOP_PEAK           10010

​

/* item value data used in preprocessing manager */

typedef struct

{

    zbx_uint64_t        itemid;      /* item id */

    zbx_uint64_t        hostid;      /* host id */

    unsigned char       item_value_type; /* item value type */

    AGENT_RESULT        *result;     /* item value (if any) */

    zbx_timespec_t      *ts;         /* timestamp of a value */

    char            *error;      /* error message (if any) */

    unsigned char       item_flags;  /* item flags */

    unsigned char       state;       /* item state */

}

zbx_preproc_item_value_t;

​

ZBX_PTR_VECTOR_DECL(ipcmsg, zbx_ipc_message_t *)

​

/* packed field data description */

typedef struct

{

    const void  *value; /* value to be packed */

    zbx_uint32_t    size;   /* size of a value (can be 0 for strings) */

    unsigned char   type;   /* field type */

}

zbx_packed_field_t;

​

zbx_uint32_t    zbx_preprocessor_unpack_value(zbx_preproc_item_value_t *value, unsigned char *data);

​

void    zbx_preprocessor_unpack_test_request(zbx_pp_item_preproc_t *preproc, zbx_variant_t *value, zbx_timespec_t *ts,

        const unsigned char *data);

​

zbx_uint32_t    zbx_preprocessor_pack_test_result(unsigned char **data, const zbx_pp_result_t *results,

        int results_num, const zbx_pp_history_t *history);

​

void    zbx_preprocessor_unpack_test_result(zbx_vector_pp_result_ptr_t *results, zbx_pp_history_t *history,

        const unsigned char *data);

​

zbx_uint32_t    zbx_preprocessor_pack_diag_stats(unsigned char **data, zbx_uint64_t preproc_num,

        zbx_uint64_t pending_num, zbx_uint64_t finished_num, zbx_uint64_t sequences_num);

​

void    zbx_preprocessor_unpack_diag_stats(zbx_uint64_t *preproc_num, zbx_uint64_t *pending_num,

        zbx_uint64_t *finished_num, zbx_uint64_t *sequences_num, const unsigned char *data);

​

zbx_uint32_t    zbx_preprocessor_pack_top_stats_request(unsigned char **data, int limit);

​

void    zbx_preprocessor_unpack_top_request(int *limit, const unsigned char *data);

​

zbx_uint32_t    zbx_preprocessor_pack_top_stats_result(unsigned char **data,

        zbx_vector_pp_top_stats_ptr_t *stats, int stats_num);

​

void    zbx_preprocessor_unpack_top_stats_result(zbx_vector_pp_top_stats_ptr_t *stats, const unsigned char *data);

​

zbx_uint32_t    zbx_preprocessor_pack_usage_stats(unsigned char **data, const zbx_vector_dbl_t *usage, int count);

​

#endif