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select first hop from existing connections if applicable

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orignal 2015-05-05 10:33:19 -04:00
parent 7f172964f6
commit d2b4a6fd50
3 changed files with 23 additions and 2 deletions
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8
Transports.cpp
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@ -489,6 +489,14 @@ namespace transport
m_PeerCleanupTimer.async_wait (std::bind (&Transports::HandlePeerCleanupTimer, this, std::placeholders::_1));
}
}
std::shared_ptr<const i2p::data::RouterInfo> Transports::GetRandomPeer () const
{
CryptoPP::RandomNumberGenerator& rnd = i2p::context.GetRandomNumberGenerator ();
auto it = m_Peers.begin ();
std::advance (it, rnd.GenerateWord32 (0, m_Peers.size () - 1));
return it != m_Peers.end () ? it->second.router : nullptr;
}
}
}

2
Transports.h
View file

@ -98,6 +98,8 @@ namespace transport
uint32_t GetInBandwidth () const { return m_InBandwidth; }; // bytes per second
uint32_t GetOutBandwidth () const { return m_OutBandwidth; }; // bytes per second
bool IsBandwidthExceeded () const;
size_t GetNumPeers () const { return m_Peers.size (); };
std::shared_ptr<const i2p::data::RouterInfo> GetRandomPeer () const;
private:

15
TunnelPool.cpp
View file

@ -4,6 +4,7 @@
#include "NetDb.h"
#include "Timestamp.h"
#include "Garlic.h"
#include "Transports.h"
#include "TunnelPool.h"
namespace i2p
@ -341,10 +342,20 @@ namespace tunnel
if (inboundTunnel)
{
LogPrint ("Creating destination outbound tunnel...");
int numHops = m_NumOutboundHops;
auto prevHop = i2p::context.GetSharedRouterInfo ();
std::vector<std::shared_ptr<const i2p::data::RouterInfo> > hops;
for (int i = 0; i < m_NumOutboundHops; i++)
if (i2p::transport::transports.GetNumPeers () > 25)
{
auto r = i2p::transport::transports.GetRandomPeer ();
if (r)
{
prevHop = r;
hops.push_back (r);
numHops--;
}
}
for (int i = 0; i < numHops; i++)
{
auto hop = SelectNextHop (prevHop);
if (!hop)