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123 lines
2.8 KiB
C++
123 lines
2.8 KiB
C++
#ifndef LLARP_PROFILING_HPP
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#define LLARP_PROFILING_HPP
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#include <path/path.hpp>
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#include <router_id.hpp>
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#include <util/bencode.hpp>
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#include <util/thread/threading.hpp>
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#include <absl/base/thread_annotations.h>
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#include <map>
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namespace llarp
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{
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struct RouterProfile
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{
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static constexpr size_t MaxSize = 256;
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uint64_t connectTimeoutCount = 0;
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uint64_t connectGoodCount = 0;
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uint64_t pathSuccessCount = 0;
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uint64_t pathFailCount = 0;
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llarp_time_t lastUpdated = 0;
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llarp_time_t lastDecay = 0;
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uint64_t version = LLARP_PROTO_VERSION;
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bool
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BEncode(llarp_buffer_t* buf) const;
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bool
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DecodeKey(const llarp_buffer_t& k, llarp_buffer_t* buf);
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bool
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IsGood(uint64_t chances) const;
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bool
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IsGoodForConnect(uint64_t chances) const;
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bool
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IsGoodForPath(uint64_t chances) const;
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/// decay stats
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void
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Decay();
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// rotate stats if timeout reached
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void
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Tick();
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};
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struct Profiling
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{
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Profiling();
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/// generic variant
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bool
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IsBad(const RouterID& r, uint64_t chances = 8)
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LOCKS_EXCLUDED(m_ProfilesMutex);
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/// check if this router should have paths built over it
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bool
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IsBadForPath(const RouterID& r, uint64_t chances = 8)
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LOCK_RETURNED(m_ProfilesMutex);
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/// check if this router should be connected directly to
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bool
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IsBadForConnect(const RouterID& r, uint64_t chances = 8)
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LOCKS_EXCLUDED(m_ProfilesMutex);
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void
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MarkConnectTimeout(const RouterID& r) LOCKS_EXCLUDED(m_ProfilesMutex);
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void
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MarkConnectSuccess(const RouterID& r) LOCKS_EXCLUDED(m_ProfilesMutex);
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void
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MarkPathFail(path::Path* p) LOCKS_EXCLUDED(m_ProfilesMutex);
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void
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MarkPathSuccess(path::Path* p) LOCKS_EXCLUDED(m_ProfilesMutex);
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void
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ClearProfile(const RouterID& r) LOCKS_EXCLUDED(m_ProfilesMutex);
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void
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Tick() LOCKS_EXCLUDED(m_ProfilesMutex);
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bool
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BEncode(llarp_buffer_t* buf) const LOCKS_EXCLUDED(m_ProfilesMutex);
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bool
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DecodeKey(const llarp_buffer_t& k,
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llarp_buffer_t* buf) NO_THREAD_SAFETY_ANALYSIS;
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// disabled because we do load -> bencode::BDecodeReadFromFile -> DecodeKey
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bool
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Load(const char* fname) LOCKS_EXCLUDED(m_ProfilesMutex);
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bool
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Save(const char* fname) LOCKS_EXCLUDED(m_ProfilesMutex);
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bool
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ShouldSave(llarp_time_t now) const;
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void
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Disable();
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void
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Enable();
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private:
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bool
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BEncodeNoLock(llarp_buffer_t* buf) const
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SHARED_LOCKS_REQUIRED(m_ProfilesMutex);
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using lock_t = util::Lock;
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mutable util::Mutex m_ProfilesMutex; // protects m_Profiles
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std::map< RouterID, RouterProfile > m_Profiles GUARDED_BY(m_ProfilesMutex);
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llarp_time_t m_LastSave = 0;
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std::atomic< bool > m_DisableProfiling;
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};
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} // namespace llarp
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#endif
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