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count tunnel acceptance ratio for peer selection

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orignal 2015-03-31 17:13:01 -04:00
parent d0ac6345c2
commit de5c55160b
2 changed files with 36 additions and 7 deletions
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35
Profiling.cpp
View File

@ -16,9 +16,14 @@ namespace data
{ {
} }
boost::posix_time::ptime RouterProfile::GetTime () const
{
return boost::posix_time::second_clock::local_time();
}
void RouterProfile::UpdateTime () void RouterProfile::UpdateTime ()
{ {
m_LastUpdateTime = boost::posix_time::second_clock::local_time(); m_LastUpdateTime = GetTime ();
} }
void RouterProfile::Save () void RouterProfile::Save ()
@ -90,11 +95,16 @@ namespace data
auto t = pt.get (PEER_PROFILE_LAST_UPDATE_TIME, ""); auto t = pt.get (PEER_PROFILE_LAST_UPDATE_TIME, "");
if (t.length () > 0) if (t.length () > 0)
m_LastUpdateTime = boost::posix_time::time_from_string (t); m_LastUpdateTime = boost::posix_time::time_from_string (t);
// read participations if ((GetTime () - m_LastUpdateTime).hours () < 72) // profile becomes obsolete after 3 days of inactivity
auto participations = pt.get_child (PEER_PROFILE_SECTION_PARTICIPATION); {
m_NumTunnelsAgreed = participations.get (PEER_PROFILE_PARTICIPATION_AGREED, 0); // read participations
m_NumTunnelsDeclined = participations.get (PEER_PROFILE_PARTICIPATION_DECLINED, 0); auto participations = pt.get_child (PEER_PROFILE_SECTION_PARTICIPATION);
m_NumTunnelsNonReplied = participations.get (PEER_PROFILE_PARTICIPATION_NON_REPLIED, 0); m_NumTunnelsAgreed = participations.get (PEER_PROFILE_PARTICIPATION_AGREED, 0);
m_NumTunnelsDeclined = participations.get (PEER_PROFILE_PARTICIPATION_DECLINED, 0);
m_NumTunnelsNonReplied = participations.get (PEER_PROFILE_PARTICIPATION_NON_REPLIED, 0);
}
else
*this = RouterProfile (m_IdentHash);
} }
catch (std::exception& ex) catch (std::exception& ex)
{ {
@ -117,6 +127,19 @@ namespace data
m_NumTunnelsNonReplied++; m_NumTunnelsNonReplied++;
UpdateTime (); UpdateTime ();
} }
bool RouterProfile::IsLowPartcipationRate () const
{
if ((GetTime () - m_LastUpdateTime).total_seconds () < 900) // if less than 15 minutes
return m_NumTunnelsAgreed < m_NumTunnelsDeclined; // 50% rate
else
return 4*m_NumTunnelsAgreed < m_NumTunnelsDeclined; // 20% rate
}
bool RouterProfile::IsBad () const
{
return IsAlwaysDeclining () || IsNonResponding () || IsLowPartcipationRate ();
}
std::shared_ptr<RouterProfile> GetRouterProfile (const IdentHash& identHash) std::shared_ptr<RouterProfile> GetRouterProfile (const IdentHash& identHash)
{ {

8
Profiling.h
View File

@ -24,18 +24,24 @@ namespace data
public: public:
RouterProfile (const IdentHash& identHash); RouterProfile (const IdentHash& identHash);
RouterProfile& operator= (const RouterProfile& ) = default;
void Save (); void Save ();
void Load (); void Load ();
bool IsBad () const { return !m_NumTunnelsAgreed && m_NumTunnelsDeclined >= 5; }; bool IsBad () const;
void TunnelBuildResponse (uint8_t ret); void TunnelBuildResponse (uint8_t ret);
void TunnelNonReplied (); void TunnelNonReplied ();
private: private:
boost::posix_time::ptime GetTime () const;
void UpdateTime (); void UpdateTime ();
bool IsAlwaysDeclining () const { return !m_NumTunnelsAgreed && m_NumTunnelsDeclined >= 5; };
bool IsNonResponding () const { return m_NumTunnelsNonReplied > 20 && !(m_NumTunnelsAgreed + m_NumTunnelsDeclined); };
bool IsLowPartcipationRate () const;
private: private: