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fixed races condition with pending outgoing sessions

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orignal 2022-12-03 14:18:40 -05:00
parent eb0ef80a17
commit 629c718527
2 changed files with 9 additions and 0 deletions
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7
libi2pd/SSU2.cpp
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@ -368,6 +368,7 @@ namespace transport
bool SSU2Server::AddPendingOutgoingSession (std::shared_ptr<SSU2Session> session)
{
if (!session) return false;
std::unique_lock<std::mutex> l(m_PendingOutgoingSessionsMutex);
return m_PendingOutgoingSessions.emplace (session->GetRemoteEndpoint (), session).second;
}
@ -381,6 +382,7 @@ namespace transport
std::shared_ptr<SSU2Session> SSU2Server::FindPendingOutgoingSession (const boost::asio::ip::udp::endpoint& ep) const
{
std::unique_lock<std::mutex> l(m_PendingOutgoingSessionsMutex);
auto it = m_PendingOutgoingSessions.find (ep);
if (it != m_PendingOutgoingSessions.end ())
return it->second;
@ -389,6 +391,7 @@ namespace transport
void SSU2Server::RemovePendingOutgoingSession (const boost::asio::ip::udp::endpoint& ep)
{
std::unique_lock<std::mutex> l(m_PendingOutgoingSessionsMutex);
m_PendingOutgoingSessions.erase (ep);
}
@ -510,7 +513,10 @@ namespace transport
{
if (it1->second->GetState () == eSSU2SessionStateSessionRequestSent &&
it1->second->ProcessSessionCreated (buf, len))
{
std::unique_lock<std::mutex> l(m_PendingOutgoingSessionsMutex);
m_PendingOutgoingSessions.erase (it1); // we are done with that endpoint
}
else
it1->second->ProcessRetry (buf, len);
}
@ -754,6 +760,7 @@ namespace transport
if (it->second->IsTerminationTimeoutExpired (ts))
{
//it->second->Terminate ();
std::unique_lock<std::mutex> l(m_PendingOutgoingSessionsMutex);
it = m_PendingOutgoingSessions.erase (it);
}
else