Current File : //backups/router/usr/local/include/syslog-ng/stats/aggregator/stats-aggregator.h
/*
* Copyright (c) 2021 One Identity
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
*/
#ifndef STATS_AGGREGATOR_H
#define STATS_AGGREGATOR_H
#include "stats/stats-counter.h"
#include "stats/stats-cluster.h"
#include <iv.h>
typedef struct _StatsAggregator StatsAggregator;
struct _StatsAggregator
{
void (*add_data_point)(StatsAggregator *self, gsize value);
void (*aggregate)(StatsAggregator *self);
void (*reset)(StatsAggregator *self);
void (*free_fn)(StatsAggregator *self);
gboolean (*is_orphaned)(StatsAggregator *self);
void (*register_aggr)(StatsAggregator *self);
void (*unregister_aggr)(StatsAggregator *self);
gssize use_count;
StatsClusterKey key;
StatsCounterItem *output_counter;
gint stats_level;
gint timer_period;
struct iv_timer update_timer;
};
static inline void
stats_aggregator_add_data_point(StatsAggregator *self, gsize value)
{
if (self && self->add_data_point)
self->add_data_point(self, value);
}
static inline void
stats_aggregator_aggregate(StatsAggregator *self)
{
if (self && self->aggregate)
self->aggregate(self);
}
static inline void
stats_aggregator_reset(StatsAggregator *self)
{
if (self && self->reset)
self->reset(self);
}
static inline gboolean
stats_aggregator_is_orphaned(StatsAggregator *self)
{
if (self && self->is_orphaned)
return self->is_orphaned(self);
return TRUE;
}
void stats_aggregator_register(StatsAggregator *self);
void stats_aggregator_unregister(StatsAggregator *self);
/* public */
void stats_aggregator_add_data_point(StatsAggregator *self, gsize value);
void stats_aggregator_aggregate(StatsAggregator *self);
void stats_aggregator_reset(StatsAggregator *self);
/* stats-internals */
void stats_aggregator_start(StatsAggregator *self);
void stats_aggregator_stop(StatsAggregator *self);
void stats_aggregator_init_instance(StatsAggregator *self, StatsClusterKey *sc_key, gint stats_level);
void stats_aggregator_free(StatsAggregator *self);
/* type specific constructors */
StatsAggregator *stats_aggregator_maximum_new(gint level, StatsClusterKey *sc_key);
StatsAggregator *stats_aggregator_average_new(gint level, StatsClusterKey *sc_key);
StatsAggregator *stats_aggregator_cps_new(gint level, StatsClusterKey *sc_key, StatsClusterKey *sc_key_input,
gint stats_type);
#endif /* STATS_AGGREGATOR_H */
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