mirror of
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55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
/*
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*
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* (C) 2013-20 - ntop.org
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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*/
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#ifndef _ALERT_COUNTER_H_
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#define _ALERT_COUNTER_H_
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#include "ntop_includes.h"
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/** @class AlertCounter
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* @brief Base class for alerts.
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* @details Defines a basic class for handling generated alerts.
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*
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* @ingroup MonitoringData
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*
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*/
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#define ALERT_COUNTER_WINDOW_SECS 3
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class AlertCounter {
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private:
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time_t time_last_hit;
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u_int16_t trailing_window[ALERT_COUNTER_WINDOW_SECS];
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u_int16_t trailing_window_min;
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u_int16_t trailing_window_max_since_hits_reset;
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u_int8_t trailing_index;
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bool hits_reset_req;
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void reset_window(time_t when = 0);
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public:
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AlertCounter();
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void inc(time_t when, AlertableEntity *alertable);
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u_int16_t hits() const;
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void reset_hits();
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};
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#endif /* _ALERT_COUNTER_H_ */
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