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publish high congestion cap

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orignal 2023-03-06 19:48:04 -05:00
parent 24a14e3440
commit 716926f0d7
5 changed files with 63 additions and 14 deletions
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12
libi2pd/I2NPProtocol.cpp
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@ -364,10 +364,7 @@ namespace i2p
if (!i2p::context.DecryptTunnelBuildRecord (record + BUILD_REQUEST_RECORD_ENCRYPTED_OFFSET, clearText)) return false;
uint8_t retCode = 0;
// replace record to reply
if (i2p::context.AcceptsTunnels () &&
!i2p::tunnel::tunnels.IsTooManyTransitTunnels () &&
!i2p::transport::transports.IsBandwidthExceeded () &&
!i2p::transport::transports.IsTransitBandwidthExceeded ())
if (i2p::context.AcceptsTunnels () && !i2p::context.IsHighCongestion ())
{
auto transitTunnel = i2p::tunnel::CreateTransitTunnel (
bufbe32toh (clearText + ECIES_BUILD_REQUEST_RECORD_RECEIVE_TUNNEL_OFFSET),
@ -561,11 +558,8 @@ namespace i2p
// check if we accept this tunnel
uint8_t retCode = 0;
if (!i2p::context.AcceptsTunnels () ||
i2p::tunnel::tunnels.IsTooManyTransitTunnels () ||
i2p::transport::transports.IsBandwidthExceeded () ||
i2p::transport::transports.IsTransitBandwidthExceeded ())
retCode = 30;
if (!i2p::context.AcceptsTunnels () || i2p::context.IsHighCongestion ())
retCode = 30;
if (!retCode)
{
// create new transit tunnel

33
libi2pd/RouterContext.cpp
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@ -60,6 +60,8 @@ namespace i2p
{
m_PublishTimer.reset (new boost::asio::deadline_timer (m_Service->GetService ()));
ScheduleInitialPublish ();
m_CongestionUpdateTimer.reset (new boost::asio::deadline_timer (m_Service->GetService ()));
ScheduleCongestionUpdate ();
}
}
}
@ -70,6 +72,8 @@ namespace i2p
{
if (m_PublishTimer)
m_PublishTimer->cancel ();
if (m_CongestionUpdateTimer)
m_CongestionUpdateTimer->cancel ();
m_Service->Stop ();
}
}
@ -1107,6 +1111,13 @@ namespace i2p
return i2p::tunnel::tunnels.GetExploratoryPool ();
}
bool RouterContext::IsHighCongestion () const
{
return i2p::tunnel::tunnels.IsTooManyTransitTunnels () ||
i2p::transport::transports.IsBandwidthExceeded () ||
i2p::transport::transports.IsTransitBandwidthExceeded ();
}
void RouterContext::HandleI2NPMessage (const uint8_t * buf, size_t len)
{
i2p::HandleI2NPMessage (CreateI2NPMessage (buf, GetI2NPMessageLength (buf, len)));
@ -1368,4 +1379,26 @@ namespace i2p
SchedulePublishResend ();
}
}
void RouterContext::ScheduleCongestionUpdate ()
{
if (m_CongestionUpdateTimer)
{
m_CongestionUpdateTimer->cancel ();
m_CongestionUpdateTimer->expires_from_now (boost::posix_time::seconds(ROUTER_INFO_CONGESTION_UPDATE_INTERVAL));
m_CongestionUpdateTimer->async_wait (std::bind (&RouterContext::HandleCongestionUpdateTimer,
this, std::placeholders::_1));
}
else
LogPrint (eLogError, "Router: Congestion update timer is NULL");
}
void RouterContext::HandleCongestionUpdateTimer (const boost::system::error_code& ecode)
{
if (ecode != boost::asio::error::operation_aborted)
{
m_RouterInfo.SetHighCongestion (IsHighCongestion ());
ScheduleCongestionUpdate ();
}
}
}

6
libi2pd/RouterContext.h
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@ -37,6 +37,7 @@ namespace garlic
const int ROUTER_INFO_PUBLISH_INTERVAL_VARIANCE = 105;// in seconds
const int ROUTER_INFO_CONFIRMATION_TIMEOUT = 5; // in seconds
const int ROUTER_INFO_MAX_PUBLISH_EXCLUDED_FLOODFILLS = 15;
const int ROUTER_INFO_CONGESTION_UPDATE_INTERVAL = 12*60; // in seconds
enum RouterStatus
{
@ -152,6 +153,7 @@ namespace garlic
void SetShareRatio (int percents); // 0 - 100
bool AcceptsTunnels () const { return m_AcceptsTunnels; };
void SetAcceptsTunnels (bool acceptsTunnels) { m_AcceptsTunnels = acceptsTunnels; };
bool IsHighCongestion () const;
bool SupportsV6 () const { return m_RouterInfo.IsV6 (); };
bool SupportsV4 () const { return m_RouterInfo.IsV4 (); };
bool SupportsMesh () const { return m_RouterInfo.IsMesh (); };
@ -213,6 +215,8 @@ namespace garlic
void Publish ();
void SchedulePublishResend ();
void HandlePublishResendTimer (const boost::system::error_code& ecode);
void ScheduleCongestionUpdate ();
void HandleCongestionUpdateTimer (const boost::system::error_code& ecode);
private:
@ -235,7 +239,7 @@ namespace garlic
i2p::crypto::NoiseSymmetricState m_InitialNoiseState, m_CurrentNoiseState;
// publish
std::unique_ptr<RouterService> m_Service;
std::unique_ptr<boost::asio::deadline_timer> m_PublishTimer;
std::unique_ptr<boost::asio::deadline_timer> m_PublishTimer, m_CongestionUpdateTimer;
std::set<i2p::data::IdentHash> m_PublishExcluded;
uint32_t m_PublishReplyToken;
bool m_IsHiddenMode; // not publish

18
libi2pd/RouterInfo.cpp
View File

@ -1071,10 +1071,16 @@ namespace data
if (m_Congestion == eLowCongestion || m_Congestion == eMediumCongestion) return false;
if (m_Congestion == eRejectAll) return true;
if (m_Congestion == eHighCongestion)
return (i2p::util::GetMillisecondsSinceEpoch () < m_Timestamp + HIGH_CONGESION_INTERVAL*1000LL) ? true : false;
return (i2p::util::GetMillisecondsSinceEpoch () < m_Timestamp + HIGH_CONGESTION_INTERVAL*1000LL) ? true : false;
return false;
}
LocalRouterInfo::LocalRouterInfo (const std::string& fullPath):
RouterInfo (fullPath)
{
SetHighCongestion (false); // drop congestion
}
void LocalRouterInfo::CreateBuffer (const PrivateKeys& privateKeys)
{
RefreshTimestamp ();
@ -1143,6 +1149,16 @@ namespace data
SetProperty ("caps", caps);
}
void LocalRouterInfo::SetHighCongestion (bool highCongestion)
{
Congestion c = highCongestion ? eHighCongestion : eLowCongestion;
if (c != GetCongestion ())
{
SetCongestion (c);
UpdateCapsProperty ();
}
}
void LocalRouterInfo::WriteToStream (std::ostream& s) const
{
auto addresses = GetAddresses ();

6
libi2pd/RouterInfo.h
View File

@ -60,7 +60,7 @@ namespace data
const uint8_t COST_SSU2_NON_PUBLISHED = 15;
const size_t MAX_RI_BUFFER_SIZE = 3072; // if RouterInfo exceeds 3K we consider it as malformed, might extend later
const int HIGH_CONGESION_INTERVAL = 15*60; // in seconds, 15 minutes
const int HIGH_CONGESTION_INTERVAL = 15*60; // in seconds, 15 minutes
class RouterInfo: public RoutingDestination
{
@ -291,6 +291,7 @@ namespace data
void RefreshTimestamp ();
CompatibleTransports GetReachableTransports () const { return m_ReachableTransports; };
void SetReachableTransports (CompatibleTransports transports) { m_ReachableTransports = transports; };
void SetCongestion (Congestion c) { m_Congestion = c; };
private:
@ -328,9 +329,10 @@ namespace data
public:
LocalRouterInfo () = default;
LocalRouterInfo (const std::string& fullPath): RouterInfo (fullPath) {};
LocalRouterInfo (const std::string& fullPath);
void CreateBuffer (const PrivateKeys& privateKeys);
void UpdateCaps (uint8_t caps);
void SetHighCongestion (bool highCongestion);
void SetProperty (const std::string& key, const std::string& value) override;
void DeleteProperty (const std::string& key);