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Code Issues Releases Activity

limit received SSU2 packets queue

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orignal 2024-11-10 11:32:46 -05:00
parent 0a08383471
commit e574354896
2 changed files with 12 additions and 4 deletions
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15
libi2pd/SSU2.cpp
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@ -457,13 +457,20 @@ namespace transport
void SSU2Server::InsertToReceivedPacketsQueue (std::list<Packet *>& packets)
{
if (packets.empty ()) return;
bool empty = false;
size_t queueSize = 0;
{
std::lock_guard<std::mutex> l(m_ReceivedPacketsQueueMutex);
empty = m_ReceivedPacketsQueue.empty ();
m_ReceivedPacketsQueue.splice (m_ReceivedPacketsQueue.end (), packets);
queueSize = m_ReceivedPacketsQueue.size ();
if (queueSize < SSU2_MAX_RECEIVED_QUEUE_SIZE)
m_ReceivedPacketsQueue.splice (m_ReceivedPacketsQueue.end (), packets);
else
{
LogPrint (eLogError, "SSU2: Received queue size ", queueSize, " exceeds max size", SSU2_MAX_RECEIVED_QUEUE_SIZE);
m_PacketsPool.ReleaseMt (packets);
queueSize = 0; // invoke processing just in case
}
}
if (empty)
if (!queueSize)
GetService ().post([this]() { HandleReceivedPacketsQueue (); });
}

1
libi2pd/SSU2.h
View File

@ -37,6 +37,7 @@ namespace transport
const uint64_t SSU2_SOCKET_MAX_BUFFER_SIZE = 4 * 1024 * 1024;
const size_t SSU2_MAX_NUM_INTRODUCERS = 3;
const size_t SSU2_MIN_RECEIVED_PACKET_SIZE = 40; // 16 byte short header + 8 byte minimum payload + 16 byte MAC
const size_t SSU2_MAX_RECEIVED_QUEUE_SIZE = 2500; // in packets
const int SSU2_TO_INTRODUCER_SESSION_DURATION = 3600; // 1 hour
const int SSU2_TO_INTRODUCER_SESSION_EXPIRATION = 4800; // 80 minutes
const int SSU2_KEEP_ALIVE_INTERVAL = 15; // in seconds