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mirror of https://github.com/PurpleI2P/i2pd.git synced 2025-01-22 04:04:16 +00:00

limit session to introducer by 1 hour

This commit is contained in:
orignal 2014-09-09 13:45:12 -04:00
parent 5435d20199
commit 5cb691fb0b
2 changed files with 9 additions and 3 deletions

10
SSU.cpp
View File

@ -22,6 +22,7 @@ namespace ssu
m_IsSessionKey (false), m_RelayTag (0), m_Data (*this),
m_NumSentBytes (0), m_NumReceivedBytes (0)
{
m_CreationTime = i2p::util::GetSecondsSinceEpoch ();
m_DHKeysPair = i2p::transports.GetNextDHKeysPair ();
if (!router) // incoming session
ScheduleConnectTimer ();
@ -1124,14 +1125,16 @@ namespace ssu
std::set<SSUSession *> SSUServer::FindIntroducers (int maxNumIntroducers)
{
uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
std::set<SSUSession *> ret;
for (int i = 0; i < maxNumIntroducers; i++)
{
auto session = GetRandomSession (
[&ret](SSUSession * session)->bool
[&ret, ts](SSUSession * session)->bool
{
return session->GetRelayTag () && !ret.count (session) &&
session->GetState () == eSessionStateEstablished;
session->GetState () == eSessionStateEstablished &&
ts < session->GetCreationTime () + SSU_TO_INTRODUCER_SESSION_DURATION;
}
);
if (session)
@ -1157,10 +1160,11 @@ namespace ssu
// timeout expired
std::list<boost::asio::ip::udp::endpoint> newList;
size_t numIntroducers = 0;
uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
for (auto it :m_Introducers)
{
auto session = FindSession (it);
if (session)
if (session && ts < session->GetCreationTime () + SSU_TO_INTRODUCER_SESSION_DURATION)
{
session->SendKeepAlive ();
newList.push_back (it);

2
SSU.h
View File

@ -81,6 +81,7 @@ namespace ssu
void SendKeepAlive ();
uint32_t GetRelayTag () const { return m_RelayTag; };
uint32_t GetCreationTime () const { return m_CreationTime; };
private:
@ -141,6 +142,7 @@ namespace ssu
std::list<i2p::I2NPMessage *> m_DelayedMessages;
SSUData m_Data;
size_t m_NumSentBytes, m_NumReceivedBytes;
uint32_t m_CreationTime; // seconds since epoch
};
class SSUServer