count tunnel acceptance ratio for peer selection

This commit is contained in:
orignal 2015-03-31 17:13:01 -04:00
parent d0ac6345c2
commit de5c55160b
2 changed files with 36 additions and 7 deletions

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 ()
{
m_LastUpdateTime = boost::posix_time::second_clock::local_time();
m_LastUpdateTime = GetTime ();
}
void RouterProfile::Save ()
@ -90,11 +95,16 @@ namespace data
auto t = pt.get (PEER_PROFILE_LAST_UPDATE_TIME, "");
if (t.length () > 0)
m_LastUpdateTime = boost::posix_time::time_from_string (t);
// read participations
auto participations = pt.get_child (PEER_PROFILE_SECTION_PARTICIPATION);
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);
if ((GetTime () - m_LastUpdateTime).hours () < 72) // profile becomes obsolete after 3 days of inactivity
{
// read participations
auto participations = pt.get_child (PEER_PROFILE_SECTION_PARTICIPATION);
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)
{
@ -117,6 +127,19 @@ namespace data
m_NumTunnelsNonReplied++;
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)
{

View File

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