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Merge pull request #7250

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61b6e4cc6 Add aggressive restrictions to pre-handshake p2p buffer limit (Lee Clagett)
This commit is contained in:
Alexander Blair 2021-01-01 22:35:59 -08:00
commit 16c780d568
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10 changed files with 40 additions and 11 deletions
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1
src/cryptonote_protocol/cryptonote_protocol_handler.inl
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@ -2674,6 +2674,7 @@ skip:
std::vector<std::pair<epee::net_utils::zone, boost::uuids::uuid>> fullConnections, fluffyConnections;
m_p2p->for_each_connection([this, &exclude_context, &fullConnections, &fluffyConnections](connection_context& context, nodetool::peerid_type peer_id, uint32_t support_flags)
{
// peer_id also filters out connections before handshake
if (peer_id && exclude_context.m_connection_id != context.m_connection_id && context.m_remote_address.get_zone() == epee::net_utils::zone::public_)
{
if(m_core.fluffy_blocks_enabled() && (support_flags & P2P_SUPPORT_FLAG_FLUFFY_BLOCKS))

2
src/cryptonote_protocol/levin_notify.cpp
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@ -443,7 +443,7 @@ namespace levin
zone->p2p->foreach_connection([txs, now, &zone, &source, &in_duration, &out_duration, &next_flush] (detail::p2p_context& context)
{
// When i2p/tor, only fluff to outbound connections
if (source != context.m_connection_id && (zone->nzone == epee::net_utils::zone::public_ || !context.m_is_income))
if (context.handshake_complete() && source != context.m_connection_id && (zone->nzone == epee::net_utils::zone::public_ || !context.m_is_income))
{
if (context.fluff_txs.empty())
context.flush_time = now + (context.m_is_income ? in_duration() : out_duration());