mirror of
https://github.com/PurpleI2P/i2pd.git
synced 2025-04-30 04:37:50 +02:00
Tabs -> spaces (yes this breaks compatiblity with upstream)
This commit is contained in:
EinMByte
parent
5d78e2f5e4
commit
4412dd198d
96 changed files with 22253 additions and 22254 deletions
390
Profiling.cpp
390
Profiling.cpp
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@ -9,205 +9,205 @@ namespace i2p
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{
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namespace data
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{
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RouterProfile::RouterProfile (const IdentHash& identHash):
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m_IdentHash (identHash), m_LastUpdateTime (boost::posix_time::second_clock::local_time()),
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m_NumTunnelsAgreed (0), m_NumTunnelsDeclined (0), m_NumTunnelsNonReplied (0),
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m_NumTimesTaken (0), m_NumTimesRejected (0)
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{
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}
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RouterProfile::RouterProfile (const IdentHash& identHash):
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m_IdentHash (identHash), m_LastUpdateTime (boost::posix_time::second_clock::local_time()),
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m_NumTunnelsAgreed (0), m_NumTunnelsDeclined (0), m_NumTunnelsNonReplied (0),
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m_NumTimesTaken (0), m_NumTimesRejected (0)
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{
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}
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boost::posix_time::ptime RouterProfile::GetTime () const
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{
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return boost::posix_time::second_clock::local_time();
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}
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void RouterProfile::UpdateTime ()
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{
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m_LastUpdateTime = GetTime ();
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}
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void RouterProfile::Save ()
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{
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// fill sections
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boost::property_tree::ptree participation;
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participation.put (PEER_PROFILE_PARTICIPATION_AGREED, m_NumTunnelsAgreed);
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participation.put (PEER_PROFILE_PARTICIPATION_DECLINED, m_NumTunnelsDeclined);
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participation.put (PEER_PROFILE_PARTICIPATION_NON_REPLIED, m_NumTunnelsNonReplied);
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boost::property_tree::ptree usage;
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usage.put (PEER_PROFILE_USAGE_TAKEN, m_NumTimesTaken);
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usage.put (PEER_PROFILE_USAGE_REJECTED, m_NumTimesRejected);
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// fill property tree
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boost::property_tree::ptree pt;
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pt.put (PEER_PROFILE_LAST_UPDATE_TIME, boost::posix_time::to_simple_string (m_LastUpdateTime));
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pt.put_child (PEER_PROFILE_SECTION_PARTICIPATION, participation);
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pt.put_child (PEER_PROFILE_SECTION_USAGE, usage);
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boost::posix_time::ptime RouterProfile::GetTime () const
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{
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return boost::posix_time::second_clock::local_time();
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}
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void RouterProfile::UpdateTime ()
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{
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m_LastUpdateTime = GetTime ();
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}
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void RouterProfile::Save ()
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{
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// fill sections
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boost::property_tree::ptree participation;
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participation.put (PEER_PROFILE_PARTICIPATION_AGREED, m_NumTunnelsAgreed);
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participation.put (PEER_PROFILE_PARTICIPATION_DECLINED, m_NumTunnelsDeclined);
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participation.put (PEER_PROFILE_PARTICIPATION_NON_REPLIED, m_NumTunnelsNonReplied);
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boost::property_tree::ptree usage;
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usage.put (PEER_PROFILE_USAGE_TAKEN, m_NumTimesTaken);
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usage.put (PEER_PROFILE_USAGE_REJECTED, m_NumTimesRejected);
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// fill property tree
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boost::property_tree::ptree pt;
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pt.put (PEER_PROFILE_LAST_UPDATE_TIME, boost::posix_time::to_simple_string (m_LastUpdateTime));
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pt.put_child (PEER_PROFILE_SECTION_PARTICIPATION, participation);
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pt.put_child (PEER_PROFILE_SECTION_USAGE, usage);
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// save to file
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auto path = i2p::util::filesystem::GetDefaultDataDir() / PEER_PROFILES_DIRECTORY;
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if (!boost::filesystem::exists (path))
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{
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// Create directory is necessary
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if (!boost::filesystem::create_directory (path))
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{
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LogPrint (eLogError, "Failed to create directory ", path);
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return;
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}
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const char * chars = GetBase64SubstitutionTable (); // 64 bytes
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for (int i = 0; i < 64; i++)
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{
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auto path1 = path / (std::string ("p") + chars[i]);
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if (!boost::filesystem::create_directory (path1))
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{
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LogPrint (eLogError, "Failed to create directory ", path1);
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return;
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}
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}
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}
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std::string base64 = m_IdentHash.ToBase64 ();
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path = path / (std::string ("p") + base64[0]);
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auto filename = path / (std::string (PEER_PROFILE_PREFIX) + base64 + ".txt");
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try
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{
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boost::property_tree::write_ini (filename.string (), pt);
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}
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catch (std::exception& ex)
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{
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LogPrint (eLogError, "Can't write ", filename, ": ", ex.what ());
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}
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}
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// save to file
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auto path = i2p::util::filesystem::GetDefaultDataDir() / PEER_PROFILES_DIRECTORY;
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if (!boost::filesystem::exists (path))
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{
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// Create directory is necessary
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if (!boost::filesystem::create_directory (path))
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{
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LogPrint (eLogError, "Failed to create directory ", path);
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return;
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}
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const char * chars = GetBase64SubstitutionTable (); // 64 bytes
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for (int i = 0; i < 64; i++)
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{
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auto path1 = path / (std::string ("p") + chars[i]);
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if (!boost::filesystem::create_directory (path1))
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{
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LogPrint (eLogError, "Failed to create directory ", path1);
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return;
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}
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}
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}
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std::string base64 = m_IdentHash.ToBase64 ();
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path = path / (std::string ("p") + base64[0]);
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auto filename = path / (std::string (PEER_PROFILE_PREFIX) + base64 + ".txt");
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try
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{
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boost::property_tree::write_ini (filename.string (), pt);
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}
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catch (std::exception& ex)
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{
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LogPrint (eLogError, "Can't write ", filename, ": ", ex.what ());
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}
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}
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void RouterProfile::Load ()
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{
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std::string base64 = m_IdentHash.ToBase64 ();
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auto path = i2p::util::filesystem::GetDefaultDataDir() / PEER_PROFILES_DIRECTORY;
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path /= std::string ("p") + base64[0];
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auto filename = path / (std::string (PEER_PROFILE_PREFIX) + base64 + ".txt");
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if (boost::filesystem::exists (filename))
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{
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boost::property_tree::ptree pt;
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try
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{
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boost::property_tree::read_ini (filename.string (), pt);
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}
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catch (std::exception& ex)
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{
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LogPrint (eLogError, "Can't read ", filename, ": ", ex.what ());
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return;
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}
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try
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{
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auto t = pt.get (PEER_PROFILE_LAST_UPDATE_TIME, "");
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if (t.length () > 0)
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m_LastUpdateTime = boost::posix_time::time_from_string (t);
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if ((GetTime () - m_LastUpdateTime).hours () < PEER_PROFILE_EXPIRATION_TIMEOUT)
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{
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try
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{
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// read participations
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auto participations = pt.get_child (PEER_PROFILE_SECTION_PARTICIPATION);
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m_NumTunnelsAgreed = participations.get (PEER_PROFILE_PARTICIPATION_AGREED, 0);
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m_NumTunnelsDeclined = participations.get (PEER_PROFILE_PARTICIPATION_DECLINED, 0);
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m_NumTunnelsNonReplied = participations.get (PEER_PROFILE_PARTICIPATION_NON_REPLIED, 0);
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}
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catch (boost::property_tree::ptree_bad_path& ex)
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{
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LogPrint (eLogWarning, "Missing section ", PEER_PROFILE_SECTION_PARTICIPATION);
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}
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try
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{
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// read usage
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auto usage = pt.get_child (PEER_PROFILE_SECTION_USAGE);
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m_NumTimesTaken = usage.get (PEER_PROFILE_USAGE_TAKEN, 0);
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m_NumTimesRejected = usage.get (PEER_PROFILE_USAGE_REJECTED, 0);
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}
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catch (boost::property_tree::ptree_bad_path& ex)
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{
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LogPrint (eLogWarning, "Missing section ", PEER_PROFILE_SECTION_USAGE);
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}
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}
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else
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*this = RouterProfile (m_IdentHash);
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}
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catch (std::exception& ex)
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{
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LogPrint (eLogError, "Can't read profile ", base64, " :", ex.what ());
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}
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}
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}
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void RouterProfile::TunnelBuildResponse (uint8_t ret)
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{
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UpdateTime ();
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if (ret > 0)
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m_NumTunnelsDeclined++;
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else
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m_NumTunnelsAgreed++;
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}
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void RouterProfile::Load ()
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{
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std::string base64 = m_IdentHash.ToBase64 ();
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auto path = i2p::util::filesystem::GetDefaultDataDir() / PEER_PROFILES_DIRECTORY;
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path /= std::string ("p") + base64[0];
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auto filename = path / (std::string (PEER_PROFILE_PREFIX) + base64 + ".txt");
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if (boost::filesystem::exists (filename))
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{
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boost::property_tree::ptree pt;
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try
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{
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boost::property_tree::read_ini (filename.string (), pt);
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}
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catch (std::exception& ex)
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{
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LogPrint (eLogError, "Can't read ", filename, ": ", ex.what ());
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return;
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}
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try
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{
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auto t = pt.get (PEER_PROFILE_LAST_UPDATE_TIME, "");
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if (t.length () > 0)
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m_LastUpdateTime = boost::posix_time::time_from_string (t);
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if ((GetTime () - m_LastUpdateTime).hours () < PEER_PROFILE_EXPIRATION_TIMEOUT)
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{
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try
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{
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// read participations
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auto participations = pt.get_child (PEER_PROFILE_SECTION_PARTICIPATION);
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m_NumTunnelsAgreed = participations.get (PEER_PROFILE_PARTICIPATION_AGREED, 0);
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m_NumTunnelsDeclined = participations.get (PEER_PROFILE_PARTICIPATION_DECLINED, 0);
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m_NumTunnelsNonReplied = participations.get (PEER_PROFILE_PARTICIPATION_NON_REPLIED, 0);
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}
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catch (boost::property_tree::ptree_bad_path& ex)
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{
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LogPrint (eLogWarning, "Missing section ", PEER_PROFILE_SECTION_PARTICIPATION);
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}
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try
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{
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// read usage
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auto usage = pt.get_child (PEER_PROFILE_SECTION_USAGE);
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m_NumTimesTaken = usage.get (PEER_PROFILE_USAGE_TAKEN, 0);
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m_NumTimesRejected = usage.get (PEER_PROFILE_USAGE_REJECTED, 0);
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}
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catch (boost::property_tree::ptree_bad_path& ex)
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{
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LogPrint (eLogWarning, "Missing section ", PEER_PROFILE_SECTION_USAGE);
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}
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}
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else
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*this = RouterProfile (m_IdentHash);
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}
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catch (std::exception& ex)
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{
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LogPrint (eLogError, "Can't read profile ", base64, " :", ex.what ());
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}
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}
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}
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void RouterProfile::TunnelBuildResponse (uint8_t ret)
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{
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UpdateTime ();
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if (ret > 0)
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m_NumTunnelsDeclined++;
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else
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m_NumTunnelsAgreed++;
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}
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void RouterProfile::TunnelNonReplied ()
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{
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m_NumTunnelsNonReplied++;
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UpdateTime ();
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}
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void RouterProfile::TunnelNonReplied ()
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{
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m_NumTunnelsNonReplied++;
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UpdateTime ();
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}
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bool RouterProfile::IsLowPartcipationRate () const
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{
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return 4*m_NumTunnelsAgreed < m_NumTunnelsDeclined; // < 20% rate
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}
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bool RouterProfile::IsLowPartcipationRate () const
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{
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return 4*m_NumTunnelsAgreed < m_NumTunnelsDeclined; // < 20% rate
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}
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bool RouterProfile::IsLowReplyRate () const
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{
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auto total = m_NumTunnelsAgreed + m_NumTunnelsDeclined;
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return m_NumTunnelsNonReplied > 10*(total + 1);
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}
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bool RouterProfile::IsBad ()
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{
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auto isBad = IsAlwaysDeclining () || IsLowPartcipationRate () /*|| IsLowReplyRate ()*/;
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if (isBad && m_NumTimesRejected > 10*(m_NumTimesTaken + 1))
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{
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// reset profile
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m_NumTunnelsAgreed = 0;
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m_NumTunnelsDeclined = 0;
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m_NumTunnelsNonReplied = 0;
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isBad = false;
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}
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if (isBad) m_NumTimesRejected++; else m_NumTimesTaken++;
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return isBad;
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}
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std::shared_ptr<RouterProfile> GetRouterProfile (const IdentHash& identHash)
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{
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auto profile = std::make_shared<RouterProfile> (identHash);
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profile->Load (); // if possible
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return profile;
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}
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bool RouterProfile::IsLowReplyRate () const
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{
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auto total = m_NumTunnelsAgreed + m_NumTunnelsDeclined;
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return m_NumTunnelsNonReplied > 10*(total + 1);
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}
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bool RouterProfile::IsBad ()
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{
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auto isBad = IsAlwaysDeclining () || IsLowPartcipationRate () /*|| IsLowReplyRate ()*/;
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if (isBad && m_NumTimesRejected > 10*(m_NumTimesTaken + 1))
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{
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// reset profile
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m_NumTunnelsAgreed = 0;
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m_NumTunnelsDeclined = 0;
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m_NumTunnelsNonReplied = 0;
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isBad = false;
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}
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if (isBad) m_NumTimesRejected++; else m_NumTimesTaken++;
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return isBad;
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}
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std::shared_ptr<RouterProfile> GetRouterProfile (const IdentHash& identHash)
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{
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auto profile = std::make_shared<RouterProfile> (identHash);
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profile->Load (); // if possible
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return profile;
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}
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void DeleteObsoleteProfiles ()
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{
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int num = 0;
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auto ts = boost::posix_time::second_clock::local_time();
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boost::filesystem::path p (i2p::util::filesystem::GetDataDir()/PEER_PROFILES_DIRECTORY);
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if (boost::filesystem::exists (p))
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{
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boost::filesystem::directory_iterator end;
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for (boost::filesystem::directory_iterator it (p); it != end; ++it)
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{
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if (boost::filesystem::is_directory (it->status()))
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{
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for (boost::filesystem::directory_iterator it1 (it->path ()); it1 != end; ++it1)
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{
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auto lastModified = boost::posix_time::from_time_t (boost::filesystem::last_write_time (it1->path ()));
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if ((ts - lastModified).hours () >= PEER_PROFILE_EXPIRATION_TIMEOUT)
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{
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boost::filesystem::remove (it1->path ());
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num++;
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}
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}
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}
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}
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}
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LogPrint (eLogInfo, num, " obsolete profiles deleted");
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}
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}
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}
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void DeleteObsoleteProfiles ()
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{
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int num = 0;
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auto ts = boost::posix_time::second_clock::local_time();
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boost::filesystem::path p (i2p::util::filesystem::GetDataDir()/PEER_PROFILES_DIRECTORY);
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if (boost::filesystem::exists (p))
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{
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boost::filesystem::directory_iterator end;
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for (boost::filesystem::directory_iterator it (p); it != end; ++it)
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{
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if (boost::filesystem::is_directory (it->status()))
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{
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for (boost::filesystem::directory_iterator it1 (it->path ()); it1 != end; ++it1)
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{
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auto lastModified = boost::posix_time::from_time_t (boost::filesystem::last_write_time (it1->path ()));
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if ((ts - lastModified).hours () >= PEER_PROFILE_EXPIRATION_TIMEOUT)
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{
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boost::filesystem::remove (it1->path ());
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num++;
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}
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}
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}
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}
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}
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LogPrint (eLogInfo, num, " obsolete profiles deleted");
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}
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}
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}
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