// release all the sessions associated with this token
bool SessionManager::releaseSessions( uint32 token )
{
m_mtx.lock();
// do we have the session?
SessionUserMap::iterator pos = m_susers.find( token );
if( pos != m_susers.end() )
{
// copy the list of sessions to be closed, so that we can work on it.
SessionList lCopy = pos->second;
m_susers.erase( pos );
m_mtx.unlock();
SessionList::iterator iter = lCopy.begin();
while( iter != lCopy.end() )
{
SessionData::WeakRef* wsd = *iter;
SessionData* sd = wsd->get();
// Still a valid reference?
if( sd != 0 )
{
// store on persistent media
sd->store();
// mark as used now
sd->touch();
// make available for other requests
m_mtx.lock();
if( timeout() > 0 )
{
m_expmap.insert( ExpirationMap::value_type( sd->lastTouched() + timeout(), sd->getWeakRef() ) );
}
sd->release();
m_mtx.unlock();
}
wsd->dropped();
++iter;
}
}
else
{
m_mtx.unlock();
}
return true;
}
void SessionManager::expireOldSessions()
{
numeric now = Sys::_seconds();
std::deque<SessionData*> expiredSessions;
m_mtx.lock();
while( ! m_expmap.empty() && m_expmap.begin()->first < now )
{
SessionData::WeakRef* wsd = m_expmap.begin()->second;
SessionData* sd = wsd->get();
// Is the session still alive?
if ( sd != 0 && sd->lastTouched() + timeout() < now )
{
// the data is dead, so we remove it now from the available map
m_smap.erase( sd->sID() );
// prevents others (and ourselves) to use it again
sd->clearRefs();
// and we push it aside for later clearing
expiredSessions.push_back( sd );
}
// also, take it away from our expired data
m_expmap.erase( m_expmap.begin() );
}
m_mtx.unlock();
// now we can destroy the expired sessions
std::deque<SessionData*>::iterator elem = expiredSessions.begin();
while( elem != expiredSessions.end() )
{
SessionData* sd = *elem;
sd->dispose();
delete sd;
++elem;
}
}
