Status.hpp

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#pragma once
 
#include <prometheus/registry.h>
 
class StatusTracker {
  private:
    prometheus::Gauge *_activeCtr;    
    prometheus::Counter *_totalCtr;   
    prometheus::Counter *_successCtr; 
    prometheus::Counter *_failedCtr;  
 
  public:
    StatusTracker(const std::shared_ptr<prometheus::Registry> &reg, const std::string &name, uint64_t metricID = 0);
 
    void incrementActive();
 
    void decrementActive();
 
    void incrementSuccess();
 
    void incrementFail();
};
 
class TrackStatus {
  private:
    StatusTracker &_tracker;
 
  public:
    explicit TrackStatus(StatusTracker &tracker) : _tracker(tracker) { _tracker.incrementActive(); }
    ~TrackStatus() { _tracker.decrementActive(); }
 
    TrackStatus(const TrackStatus & /*unused*/) = delete;
 
    TrackStatus(TrackStatus && /*unused*/) = delete;
 
    TrackStatus &operator=(TrackStatus /*unused*/) = delete;
 
    TrackStatus &operator=(TrackStatus && /*unused*/) = delete;
};