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 "httppoller.h"

​

#include "zbxdbhigh.h"

#include "log.h"

#include "zbxnix.h"

#include "zbxself.h"

#include "httptest.h"

#include "zbxtime.h"

​

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

 *                                                                            *

 * Purpose: main loop of processing of httptests                              *

 *                                                                            *

 * Comments: never returns                                                    *

 *                                                                            *

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

ZBX_THREAD_ENTRY(httppoller_thread, args)

{

    int         sleeptime = -1, httptests_count = 0, old_httptests_count = 0;

    double          sec, total_sec = 0.0, old_total_sec = 0.0;

    time_t          last_stat_time, nextcheck = 0;

    const zbx_thread_info_t *info = &((zbx_thread_args_t *)args)->info;

    int         server_num = ((zbx_thread_args_t *)args)->info.server_num;

    int         process_num = ((zbx_thread_args_t *)args)->info.process_num;

    unsigned char       process_type = ((zbx_thread_args_t *)args)->info.process_type;

​

    zabbix_log(LOG_LEVEL_INFORMATION, "%s #%d started [%s #%d]", get_program_type_string(info->program_type),

            server_num, get_process_type_string(process_type), process_num);

​

    zbx_update_selfmon_counter(info, ZBX_PROCESS_STATE_BUSY);

​

#define STAT_INTERVAL   5   /* if a process is busy and does not sleep then update status not faster than */

                /* once in STAT_INTERVAL seconds */

​

    zbx_setproctitle("%s #%d [connecting to the database]", get_process_type_string(process_type), process_num);

    last_stat_time = time(NULL);

​

    zbx_db_connect(ZBX_DB_CONNECT_NORMAL);

​

    while (ZBX_IS_RUNNING())

    {

        sec = zbx_time();

        zbx_update_env(get_process_type_string(process_type), sec);

​

        if (0 != sleeptime)

        {

            zbx_setproctitle("%s #%d [got %d values in " ZBX_FS_DBL " sec, getting values]",

                    get_process_type_string(process_type), process_num, old_httptests_count,

                    old_total_sec);

        }

​

        if ((int)sec >= nextcheck)

        {

            httptests_count += process_httptests((int)sec, &nextcheck);

            total_sec += zbx_time() - sec;

​

            if (0 == nextcheck)

                nextcheck = time(NULL) + POLLER_DELAY;

        }

​

        sleeptime = zbx_calculate_sleeptime(nextcheck, POLLER_DELAY);

​

        if (0 != sleeptime || STAT_INTERVAL <= time(NULL) - last_stat_time)

        {

            if (0 == sleeptime)

            {

                zbx_setproctitle("%s #%d [got %d values in " ZBX_FS_DBL " sec, getting values]",

                        get_process_type_string(process_type), process_num, httptests_count,

                        total_sec);

            }

            else

            {