Browse Source

use rtt for ack timeout

pull/380/head
orignal 9 years ago
parent
commit
80f81685d1
  1. 28
      Destination.cpp
  2. 7
      Garlic.cpp
  3. 2
      Garlic.h
  4. 4
      Streaming.cpp

28
Destination.cpp

@ -505,18 +505,24 @@ namespace client @@ -505,18 +505,24 @@ namespace client
}
}
void ClientDestination::CreateStream (StreamRequestComplete streamRequestComplete, const i2p::data::IdentHash& dest, int port) {
assert(streamRequestComplete);
void ClientDestination::CreateStream (StreamRequestComplete streamRequestComplete, const i2p::data::IdentHash& dest, int port)
{
if (!streamRequestComplete)
{
LogPrint (eLogError, "Destination: request callback is not specified in CreateStream");
return;
}
auto leaseSet = FindLeaseSet (dest);
if (leaseSet)
streamRequestComplete(CreateStream (leaseSet, port));
else
{
auto s = shared_from_this ();
RequestDestination (dest,
[this, streamRequestComplete, port](std::shared_ptr<i2p::data::LeaseSet> ls)
[s, streamRequestComplete, port](std::shared_ptr<i2p::data::LeaseSet> ls)
{
if (ls)
streamRequestComplete(CreateStream (ls, port));
streamRequestComplete(s->CreateStream (ls, port));
else
streamRequestComplete (nullptr);
});
@ -597,7 +603,11 @@ namespace client @@ -597,7 +603,11 @@ namespace client
{
auto it = s->m_LeaseSetRequests.find (dest);
if (it != s->m_LeaseSetRequests.end ())
s->m_LeaseSetRequests.erase (it);
{
auto requestComplete = it->second->requestComplete;
s->m_LeaseSetRequests.erase (it);
if (requestComplete) requestComplete (nullptr);
}
});
}
@ -615,8 +625,8 @@ namespace client @@ -615,8 +625,8 @@ namespace client
if (!SendLeaseSetRequest (dest, floodfill, request))
{
// request failed
if (request->requestComplete) request->requestComplete (nullptr);
m_LeaseSetRequests.erase (dest);
if (request->requestComplete) request->requestComplete (nullptr);
}
}
else // duplicate
@ -627,7 +637,10 @@ namespace client @@ -627,7 +637,10 @@ namespace client
}
}
else
{
LogPrint (eLogError, "Destination: Can't request LeaseSet, no floodfills found");
if (requestComplete) requestComplete (nullptr);
}
}
bool ClientDestination::SendLeaseSetRequest (const i2p::data::IdentHash& dest,
@ -695,8 +708,9 @@ namespace client @@ -695,8 +708,9 @@ namespace client
if (done)
{
if (it->second->requestComplete) it->second->requestComplete (nullptr);
auto requestComplete = it->second->requestComplete;
m_LeaseSetRequests.erase (it);
if (requestComplete) requestComplete (nullptr);
}
}
}

7
Garlic.cpp

@ -47,17 +47,22 @@ namespace garlic @@ -47,17 +47,22 @@ namespace garlic
{
if (!m_SharedRoutingPath) return nullptr;
uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
if (!m_SharedRoutingPath->outboundTunnel->IsEstablished () ||
if (m_SharedRoutingPath->numTimesUsed >= ROUTING_PATH_MAX_NUM_TIMES_USED ||
!m_SharedRoutingPath->outboundTunnel->IsEstablished () ||
ts*1000LL > m_SharedRoutingPath->remoteLease->endDate ||
ts > m_SharedRoutingPath->updateTime + ROUTING_PATH_EXPIRATION_TIMEOUT)
m_SharedRoutingPath = nullptr;
if (m_SharedRoutingPath) m_SharedRoutingPath->numTimesUsed++;
return m_SharedRoutingPath;
}
void GarlicRoutingSession::SetSharedRoutingPath (std::shared_ptr<GarlicRoutingPath> path)
{
if (path && path->outboundTunnel && path->remoteLease)
{
path->updateTime = i2p::util::GetSecondsSinceEpoch ();
path->numTimesUsed = 0;
}
else
path = nullptr;
m_SharedRoutingPath = path;

2
Garlic.h

@ -44,6 +44,7 @@ namespace garlic @@ -44,6 +44,7 @@ namespace garlic
const int OUTGOING_TAGS_CONFIRMATION_TIMEOUT = 10; // 10 seconds
const int LEASET_CONFIRMATION_TIMEOUT = 4000; // in milliseconds
const int ROUTING_PATH_EXPIRATION_TIMEOUT = 30; // 30 seconds
const int ROUTING_PATH_MAX_NUM_TIMES_USED = 10; // how many times might be used
struct SessionTag: public i2p::data::Tag<32>
{
@ -64,6 +65,7 @@ namespace garlic @@ -64,6 +65,7 @@ namespace garlic
std::shared_ptr<const i2p::data::Lease> remoteLease;
int rtt; // RTT
uint32_t updateTime; // seconds since epoch
int numTimesUsed;
};
class GarlicDestination;

4
Streaming.cpp

@ -113,7 +113,7 @@ namespace stream @@ -113,7 +113,7 @@ namespace stream
if (!m_IsAckSendScheduled)
{
m_IsAckSendScheduled = true;
m_AckSendTimer.expires_from_now (boost::posix_time::milliseconds(ACK_SEND_TIMEOUT));
m_AckSendTimer.expires_from_now (boost::posix_time::milliseconds(m_RTT/10));
m_AckSendTimer.async_wait (std::bind (&Stream::HandleAckSendTimer,
shared_from_this (), std::placeholders::_1));
}
@ -274,7 +274,7 @@ namespace stream @@ -274,7 +274,7 @@ namespace stream
if (!seqn && m_RoutingSession) // first message confirmed
m_RoutingSession->SetSharedRoutingPath (
std::make_shared<i2p::garlic::GarlicRoutingPath> (
i2p::garlic::GarlicRoutingPath{m_CurrentOutboundTunnel, m_CurrentRemoteLease, m_RTT, 0}));
i2p::garlic::GarlicRoutingPath{m_CurrentOutboundTunnel, m_CurrentRemoteLease, m_RTT, 0, 0}));
}
else
break;

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