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make more attempts to select not bad hop

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This commit is contained in:
Vort 2024-02-20 17:39:48 +02:00
parent cb8fbb0135
commit b092e712ec
3 changed files with 19 additions and 6 deletions
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2
libi2pd/NetDb.cpp
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@ -1257,7 +1257,7 @@ namespace data
std::shared_ptr<const RouterInfo> NetDb::GetRandomRouter (Filter filter) const
{
if (m_RouterInfos.empty())
return 0;
return nullptr;
uint16_t inds[3];
RAND_bytes ((uint8_t *)inds, sizeof (inds));
std::lock_guard<std::mutex> l(m_RouterInfosMutex);

22
libi2pd/TunnelPool.cpp
View File

@ -494,11 +494,23 @@ namespace tunnel
std::shared_ptr<const i2p::data::RouterInfo> TunnelPool::SelectNextHop (std::shared_ptr<const i2p::data::RouterInfo> prevHop,
bool reverse, bool endpoint) const
{
auto hop = IsExploratory () ? i2p::data::netdb.GetRandomRouter (prevHop, reverse, endpoint):
i2p::data::netdb.GetHighBandwidthRandomRouter (prevHop, reverse, endpoint);
if (!hop || hop->GetProfile ()->IsBad ())
hop = i2p::data::netdb.GetRandomRouter (prevHop, reverse, endpoint);
bool tryHighBandwidth = !IsExploratory ();
std::shared_ptr<const i2p::data::RouterInfo> hop;
for (int i = 0; i < TUNNEL_POOL_MAX_HOP_SELECTION_ATTEMPTS; i++)
{
hop = tryHighBandwidth ?
i2p::data::netdb.GetHighBandwidthRandomRouter (prevHop, reverse, endpoint) :
i2p::data::netdb.GetRandomRouter (prevHop, reverse, endpoint);
if (hop)
{
if (!hop->GetProfile ()->IsBad ())
break;
}
else if (tryHighBandwidth)
tryHighBandwidth = false;
else
return nullptr;
}
return hop;
}

1
libi2pd/TunnelPool.h
View File

@ -32,6 +32,7 @@ namespace tunnel
const int TUNNEL_POOL_MAX_INBOUND_TUNNELS_QUANTITY = 16;
const int TUNNEL_POOL_MAX_OUTBOUND_TUNNELS_QUANTITY = 16;
const int TUNNEL_POOL_MAX_NUM_BUILD_REQUESTS = 3;
const int TUNNEL_POOL_MAX_HOP_SELECTION_ATTEMPTS = 3;
class Tunnel;
class InboundTunnel;