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remove expired session through one pass

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orignal 2016-09-08 10:46:13 -04:00
parent bee407ea34
commit a4762fe65c
1 changed files with 12 additions and 17 deletions
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27
Datagram.cpp
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@ -118,25 +118,20 @@ namespace datagram
void DatagramDestination::CleanUp () void DatagramDestination::CleanUp ()
{ {
std::vector<i2p::data::IdentHash> expiredSessions; auto now = i2p::util::GetMillisecondsSinceEpoch();
LogPrint(eLogDebug, "DatagramDestination: clean up sessions");
std::lock_guard<std::mutex> lock(m_SessionsMutex);
// for each session ...
for (auto it = m_Sessions.begin (); it != m_Sessions.end (); )
{ {
std::lock_guard<std::mutex> lock(m_SessionsMutex); // check if expired
auto now = i2p::util::GetMillisecondsSinceEpoch(); if (now - it->second->LastActivity() >= DATAGRAM_SESSION_MAX_IDLE)
LogPrint(eLogDebug, "DatagramDestination: clean up sessions");
// for each session ...
for (auto & e : m_Sessions)
{ {
// check if expired LogPrint(eLogInfo, "DatagramDestination: expiring idle session with ", it->first.ToBase32());
if(now - e.second->LastActivity() >= DATAGRAM_SESSION_MAX_IDLE) it = m_Sessions.erase (it); // we are expired
expiredSessions.push_back(e.first); // we are expired
} }
} else
// for each expired session ... it++;
for (auto & ident : expiredSessions)
{
// remove the expired session
LogPrint(eLogInfo, "DatagramDestination: expiring idle session with ", ident.ToBase32());
m_Sessions.erase(ident);
} }
} }