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remember tunnels selection for following messages

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This commit is contained in:
orignal 2016-07-08 14:17:41 -04:00
parent 1da5be2871
commit 9b6c229b71
3 changed files with 49 additions and 11 deletions
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15
Garlic.cpp
View file

@ -125,6 +125,14 @@ namespace garlic
else
it++;
}
CleanupUnconfirmedTags ();
return !m_SessionTags.empty () || !m_UnconfirmedTagsMsgs.empty ();
}
bool GarlicRoutingSession::CleanupUnconfirmedTags ()
{
bool ret = false;
uint32_t ts = i2p::util::GetSecondsSinceEpoch ();
// delete expired unconfirmed tags
for (auto it = m_UnconfirmedTagsMsgs.begin (); it != m_UnconfirmedTagsMsgs.end ();)
{
@ -133,12 +141,13 @@ namespace garlic
if (m_Owner)
m_Owner->RemoveDeliveryStatusSession ((*it)->msgID);
it = m_UnconfirmedTagsMsgs.erase (it);
ret = true;
}
else
it++;
}
return !m_SessionTags.empty () || !m_UnconfirmedTagsMsgs.empty ();
}
return ret;
}
std::shared_ptr<I2NPMessage> GarlicRoutingSession::WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg)
{
@ -625,7 +634,7 @@ namespace garlic
it++;
}
}
void GarlicDestination::RemoveDeliveryStatusSession (uint32_t msgID)
{
m_DeliveryStatusSessions.erase (msgID);

1
Garlic.h
View file

@ -98,6 +98,7 @@ namespace garlic
std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg);
void MessageConfirmed (uint32_t msgID);
bool CleanupExpiredTags (); // returns true if something left
bool CleanupUnconfirmedTags (); // returns true if something has been deleted
void SetLeaseSetUpdated ()
{

44
I2CP.cpp
View file

@ -87,23 +87,51 @@ namespace client
}
bool I2CPDestination::SendMsg (std::shared_ptr<I2NPMessage> msg, std::shared_ptr<const i2p::data::LeaseSet> remote)
{
auto outboundTunnel = GetTunnelPool ()->GetNextOutboundTunnel ();
auto leases = remote->GetNonExpiredLeases ();
if (!leases.empty () && outboundTunnel)
{
auto remoteSession = GetRoutingSession (remote, true);
if (!remoteSession)
{
LogPrint (eLogError, "I2CP: Failed to create remote session");
return false;
}
auto path = remoteSession->GetSharedRoutingPath ();
std::shared_ptr<i2p::tunnel::OutboundTunnel> outboundTunnel;
std::shared_ptr<const i2p::data::Lease> remoteLease;
if (path)
{
if (!remoteSession->CleanupUnconfirmedTags ()) // no stuck tags
{
outboundTunnel = path->outboundTunnel;
remoteLease = path->remoteLease;
}
else
remoteSession->SetSharedRoutingPath (nullptr);
}
else
{
auto outboundTunnel = GetTunnelPool ()->GetNextOutboundTunnel ();
auto leases = remote->GetNonExpiredLeases ();
if (!leases.empty ())
remoteLease = leases[rand () % leases.size ()];
if (remoteLease && outboundTunnel)
remoteSession->SetSharedRoutingPath (std::make_shared<i2p::garlic::GarlicRoutingPath> (
i2p::garlic::GarlicRoutingPath{outboundTunnel, remoteLease, 10000, 0, 0})); // 10 secs RTT
else
remoteSession->SetSharedRoutingPath (nullptr);
}
if (remoteLease && outboundTunnel)
{
std::vector<i2p::tunnel::TunnelMessageBlock> msgs;
uint32_t i = rand () % leases.size ();
auto garlic = WrapMessage (remote, msg, true);
auto garlic = remoteSession->WrapSingleMessage (msg);
msgs.push_back (i2p::tunnel::TunnelMessageBlock
{
i2p::tunnel::eDeliveryTypeTunnel,
leases[i]->tunnelGateway, leases[i]->tunnelID,
remoteLease->tunnelGateway, remoteLease->tunnelID,
garlic
});
outboundTunnel->SendTunnelDataMsg (msgs);
return true;
}
}
else
{
if (outboundTunnel)