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authorTiger Wang <ziwei.tiger@outlook.com>2017-07-28 18:54:40 +0200
committerGitHub <noreply@github.com>2017-07-28 18:54:40 +0200
commiteb4432bb6260eaadb41495149739244308e9e125 (patch)
tree8f1787586d23194ef5f4d7af8a4454f0ea9e179a /src/Server.cpp
parentHandle incomplete packets in cProtocolRecognizer (diff)
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Diffstat (limited to 'src/Server.cpp')
-rw-r--r--src/Server.cpp48
1 files changed, 13 insertions, 35 deletions
diff --git a/src/Server.cpp b/src/Server.cpp
index fd707e61a..947852775 100644
--- a/src/Server.cpp
+++ b/src/Server.cpp
@@ -118,7 +118,6 @@ void cServer::cTickThread::Execute(void)
cServer::cServer(void) :
m_PlayerCount(0),
- m_PlayerCountDiff(0),
m_ClientViewDistance(0),
m_bIsConnected(false),
m_bRestarting(false),
@@ -148,24 +147,18 @@ void cServer::ClientMovedToWorld(const cClientHandle * a_Client)
-void cServer::PlayerCreated(const cPlayer * a_Player)
+void cServer::PlayerCreated()
{
- UNUSED(a_Player);
- // To avoid deadlocks, the player count is not handled directly, but rather posted onto the tick thread
- cCSLock Lock(m_CSPlayerCountDiff);
- m_PlayerCountDiff += 1;
+ m_PlayerCount++;
}
-void cServer::PlayerDestroying(const cPlayer * a_Player)
+void cServer::PlayerDestroyed()
{
- UNUSED(a_Player);
- // To avoid deadlocks, the player count is not handled directly, but rather posted onto the tick thread
- cCSLock Lock(m_CSPlayerCountDiff);
- m_PlayerCountDiff -= 1;
+ m_PlayerCount--;
}
@@ -176,11 +169,9 @@ bool cServer::InitServer(cSettingsRepositoryInterface & a_Settings, bool a_Shoul
{
m_Description = a_Settings.GetValueSet("Server", "Description", "Cuberite - in C++!");
m_ShutdownMessage = a_Settings.GetValueSet("Server", "ShutdownMessage", "Server shutdown");
- m_MaxPlayers = a_Settings.GetValueSetI("Server", "MaxPlayers", 100);
+ m_MaxPlayers = static_cast<size_t>(a_Settings.GetValueSetI("Server", "MaxPlayers", 100));
m_bIsHardcore = a_Settings.GetValueSetB("Server", "HardcoreEnabled", false);
m_bAllowMultiLogin = a_Settings.GetValueSetB("Server", "AllowMultiLogin", false);
- m_PlayerCount = 0;
- m_PlayerCountDiff = 0;
m_FaviconData = Base64Encode(cFile::ReadWholeFile(FILE_IO_PREFIX + AString("favicon.png"))); // Will return empty string if file nonexistant; client doesn't mind
@@ -246,16 +237,6 @@ bool cServer::InitServer(cSettingsRepositoryInterface & a_Settings, bool a_Shoul
-int cServer::GetNumPlayers(void) const
-{
- cCSLock Lock(m_CSPlayerCount);
- return m_PlayerCount;
-}
-
-
-
-
-
bool cServer::IsPlayerInQueue(AString a_Username)
{
cCSLock Lock(m_CSClients);
@@ -300,17 +281,6 @@ cTCPLink::cCallbacksPtr cServer::OnConnectionAccepted(const AString & a_RemoteIP
bool cServer::Tick(float a_Dt)
{
- // Apply the queued playercount adjustments (postponed to avoid deadlocks)
- int PlayerCountDiff = 0;
- {
- cCSLock Lock(m_CSPlayerCountDiff);
- std::swap(PlayerCountDiff, m_PlayerCountDiff);
- }
- {
- cCSLock Lock(m_CSPlayerCount);
- m_PlayerCount += PlayerCountDiff;
- }
-
// Send the tick to the plugins, as well as let the plugin manager reload, if asked to (issue #102):
cPluginManager::Get()->Tick(a_Dt);
@@ -657,6 +627,14 @@ void cServer::KickUser(int a_ClientID, const AString & a_Reason)
void cServer::AuthenticateUser(int a_ClientID, const AString & a_Name, const AString & a_UUID, const Json::Value & a_Properties)
{
cCSLock Lock(m_CSClients);
+
+ // Check max players condition within lock (expect server and authenticator thread to both call here)
+ if (GetNumPlayers() >= GetMaxPlayers())
+ {
+ KickUser(a_ClientID, "The server is currently full :(" "\n" "Try again later?");
+ return;
+ }
+
for (auto itr = m_Clients.begin(); itr != m_Clients.end(); ++itr)
{
if ((*itr)->GetUniqueID() == a_ClientID)