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Limiting total number of sessions to prevent hitting the file descriptor ulimit.

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lotodore
2011-03-07 20:54:55 +00:00
parent e74d0fbf47
commit 629ec5929d
1 changed files with 8 additions and 4 deletions
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src/net/common/serverlobbythread.cpp
+8 -4
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@@ -46,11 +46,12 @@
#include <boost/lambda/lambda.hpp>
#include <boost/filesystem.hpp>
#include <boost/bind.hpp>
#include <boost/foreach.hpp>
#include <boost/foreach.hpp>
#include <boost/uuid/uuid.hpp>
#include <gsasl.h>
#define SERVER_MAX_NUM_SESSIONS 512 // Maximum number of idle users in lobby.
#define SERVER_MAX_NUM_LOBBY_SESSIONS 512 // Maximum number of idle users in lobby.
#define SERVER_MAX_NUM_TOTAL_SESSIONS 2000 // Total maximum of sessions, fitting a 2048 handle limit
#define SERVER_CACHE_CLEANUP_INTERVAL_SEC 86400 // 1 day
#define SERVER_SAVE_STATISTICS_INTERVAL_SEC 60
@@ -242,7 +243,10 @@ ServerLobbyThread::AddConnection(boost::shared_ptr<tcp::socket> sock)
LOG_VERBOSE("Accepted connection - session #" << sessionData->GetId() << ".");
bool hasClientIp = false;
if (m_sessionManager.GetRawSessionCount() <= SERVER_MAX_NUM_SESSIONS) {
unsigned numLobbySessions = m_sessionManager.GetRawSessionCount();
unsigned numGameSessions = m_gameSessionManager.GetRawSessionCount();
if (numLobbySessions <= SERVER_MAX_NUM_LOBBY_SESSIONS
&& numLobbySessions + numGameSessions <= SERVER_MAX_NUM_TOTAL_SESSIONS) {
boost::system::error_code errCode;
tcp::endpoint clientEndpoint = sock->remote_endpoint(errCode);
if (!errCode) {
@@ -1815,7 +1819,7 @@ ServerLobbyThread::HandleReAddedSession(SessionWrapper session)
// Remove session from game session list.
m_gameSessionManager.RemoveSession(session.sessionData->GetId());
if (m_sessionManager.GetRawSessionCount() <= SERVER_MAX_NUM_SESSIONS) {
if (m_sessionManager.GetRawSessionCount() <= SERVER_MAX_NUM_LOBBY_SESSIONS) {
// Set state (back) to established.
session.sessionData->SetState(SessionData::Established);
session.sessionData->SetGameId(0);