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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#ifndef OSD_PERF_METRIC_COLLECTOR_H_
#define OSD_PERF_METRIC_COLLECTOR_H_
#include "common/Mutex.h"
#include "mgr/OSDPerfMetricTypes.h"
#include <map>
/**
* OSD performance query class.
*/
class OSDPerfMetricCollector {
public:
struct Listener {
virtual ~Listener() {
}
virtual void handle_query_updated() = 0;
};
OSDPerfMetricCollector(Listener &listener);
std::map<OSDPerfMetricQuery, OSDPerfMetricLimits> get_queries() const;
OSDPerfMetricQueryID add_query(
const OSDPerfMetricQuery& query,
const std::optional<OSDPerfMetricLimit> &limit);
int remove_query(OSDPerfMetricQueryID query_id);
void remove_all_queries();
int get_counters(OSDPerfMetricQueryID query_id,
std::map<OSDPerfMetricKey, PerformanceCounters> *counters);
void process_reports(
const std::map<OSDPerfMetricQuery, OSDPerfMetricReport> &reports);
private:
typedef std::optional<OSDPerfMetricLimit> OptionalLimit;
typedef std::map<OSDPerfMetricQuery,
std::map<OSDPerfMetricQueryID, OptionalLimit>> Queries;
typedef std::map<OSDPerfMetricQueryID,
std::map<OSDPerfMetricKey, PerformanceCounters>> Counters;
Listener &listener;
mutable Mutex lock;
OSDPerfMetricQueryID next_query_id = 0;
Queries queries;
Counters counters;
};
#endif // OSD_PERF_METRIC_COLLECTOR_H_
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