perfmon_mgr.h

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// Copyright (C) 2024 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
// Functions accessed by the hooks framework use C linkage to avoid the name
// mangling that accompanies use of the C++ compiler as well as to avoid
// issues related to namespaces.
 
#ifndef PERFMON_MGR_H
#define PERFMON_MGR_H
 
#include <perfmon_config.h>
#include <monitored_duration_store.h>
#include <asiolink/io_service.h>
#include <asiolink/interval_timer.h>
#include <dhcpsrv/subnet.h>
 
namespace isc {
namespace perfmon {
 
class PerfMonMgr : public PerfMonConfig {
public:
    explicit PerfMonMgr(uint16_t family);
 
    virtual ~PerfMonMgr() = default;
 
    void configure(const isc::data::ConstElementPtr& params);
 
    virtual void init();
 
    void processPktEventStack(isc::dhcp::PktPtr query,
                              isc::dhcp::PktPtr response,
                              const isc::dhcp::SubnetPtr subnet);
 
    void addDurationSample(DurationKeyPtr key, const Duration& sample);
 
    Duration reportToStatsMgr(MonitoredDurationPtr duration);
 
    void reportAlarm(AlarmPtr alarm, const Duration& average);
 
    void reportTimerExpired();
 
    void setNextReportExpiration();
 
    Duration getIntervalDuration() {
        return (interval_duration_);
    }
 
    Duration getAlarmReportInterval() {
        return (alarm_report_interval_);
    }
 
    MonitoredDurationStorePtr getDurationStore() {
        return (duration_store_);
    }
 
protected:
    Duration interval_duration_;
 
    Duration alarm_report_interval_;
 
    MonitoredDurationStorePtr duration_store_;
 
    // dhcp::NetworkStatePtr network_state_;
 
    asiolink::IOServicePtr io_service_;
 
    asiolink::IntervalTimerPtr report_timer_;
 
    const boost::scoped_ptr<std::mutex> mutex_;
};
 
typedef boost::shared_ptr<PerfMonMgr> PerfMonMgrPtr;
 
} // end of namespace perfmon
} // end of namespace isc
 
#endif