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select first hop from connected peers based on peer ordering key

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orignal
2026-05-25 21:08:37 -04:00
parent d4471cbb0f
commit b37e0572d8
6 changed files with 68 additions and 31 deletions
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libi2pd/TunnelPool.cpp
+4 -2
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@@ -61,6 +61,7 @@ namespace tunnel
if (m_OutboundVariance > 0 && m_NumOutboundHops + m_OutboundVariance > STANDARD_NUM_RECORDS)
m_OutboundVariance = (m_NumOutboundHops < STANDARD_NUM_RECORDS) ? STANDARD_NUM_RECORDS - m_NumOutboundHops : 0;
m_NextManageTime = i2p::util::GetSecondsSinceEpoch () + m_Rng () % TUNNEL_POOL_MANAGE_INTERVAL;
RAND_bytes (m_PeerOrderingKey, 16);
}
TunnelPool::~TunnelPool ()
@@ -611,7 +612,8 @@ namespace tunnel
(inbound && (i2p::transport::transports.GetNumPeers () > 25 ||
(i2p::context.IsLimitedConnectivity () && i2p::transport::transports.GetNumPeers () > 0))))
{
auto r = i2p::transport::transports.GetRandomPeer (m_IsHighBandwidth && !i2p::context.IsLimitedConnectivity ());
auto r = i2p::transport::transports.GetRandomPeer (m_IsHighBandwidth && !i2p::context.IsLimitedConnectivity (),
&m_PeerOrderingKey);
if (r && r->IsECIES () && (!r->HasProfile () || !r->GetProfile ()->IsBad ()) &&
(numHops > 1 || (r->IsV4 () && (!inbound || r->IsPublished (true))))) // first inbound must be published ipv4
{
@@ -627,7 +629,7 @@ namespace tunnel
if (!hop && !i) // if no suitable peer found for first hop, try already connected
{
LogPrint (eLogInfo, "Tunnels: Can't select first hop for a tunnel. Trying already connected");
hop = i2p::transport::transports.GetRandomPeer (false);
hop = i2p::transport::transports.GetRandomPeer (false, &m_PeerOrderingKey);
if (hop && !hop->IsECIES ()) hop = nullptr;
}
if (!hop)