diff options
Diffstat (limited to 'source/cServer.cpp')
-rw-r--r-- | source/cServer.cpp | 1476 |
1 files changed, 738 insertions, 738 deletions
diff --git a/source/cServer.cpp b/source/cServer.cpp index c0b38c88b..65691e0cf 100644 --- a/source/cServer.cpp +++ b/source/cServer.cpp @@ -1,738 +1,738 @@ -
-// ReDucTor is an awesome guy who helped me a lot
-
-#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
-
-#include "cServer.h"
-#include "cClientHandle.h"
-#include "cSleep.h"
-#include "cTimer.h"
-#include "cMonster.h"
-#include "cSocket.h"
-#include "cRoot.h"
-#include "cWorld.h"
-#include "ChunkDef.h"
-#include "cPluginManager.h"
-#include "cGroupManager.h"
-#include "cChatColor.h"
-#include "cPlayer.h"
-#include "cInventory.h"
-#include "cItem.h"
-#include "cFurnaceRecipe.h"
-#include "cTracer.h"
-#include "cWebAdmin.h"
-#include "cChunk.h"
-
-#include "MersenneTwister.h"
-
-#include "../iniFile/iniFile.h"
-#include "Vector3f.h"
-
-#include "packets/cPacket_Chat.h"
-
-#include <fstream>
-#include <sstream>
-#include <iostream>
-
-
-
-
-
-extern "C" {
- #include "zlib.h"
-}
-
-
-
-bool g_bWaterPhysics = false;
-
-typedef std::list< cClientHandle* > ClientList;
-
-
-
-
-
-struct cServer::sServerState
-{
- sServerState()
- : pListenThread( 0 )
- , pTickThread( 0 )
- , bStopListenThread( false )
- , bStopTickThread( false )
- {}
- cSocket SListenClient; // socket listening for client calls
-
- cThread* pListenThread; bool bStopListenThread;
- cThread* pTickThread; bool bStopTickThread;
-
- cEvent RestartEvent;
- std::string ServerID;
-};
-
-
-
-
-
-cServer * cServer::GetServer()
-{
- LOGWARN("WARNING: Using deprecated function cServer::GetServer() use cRoot::Get()->GetServer() instead!");
- return cRoot::Get()->GetServer();
-}
-
-
-
-
-
-void cServer::ServerListenThread( void *a_Args )
-{
- LOG("ServerListenThread");
- cServer* self = (cServer*)a_Args;
- sServerState* m_pState = self->m_pState;
- while( !m_pState->bStopListenThread )
- {
- self->StartListenClient();
- }
-}
-
-
-
-
-
-void cServer::ClientDestroying(const cClientHandle * a_Client)
-{
- m_SocketThreads.StopReading(a_Client);
-}
-
-
-
-
-
-void cServer::NotifyClientWrite(const cClientHandle * a_Client)
-{
- m_NotifyWriteThread.NotifyClientWrite(a_Client);
-}
-
-
-
-
-
-void cServer::WriteToClient(const cSocket * a_Socket, const AString & a_Data)
-{
- m_SocketThreads.Write(a_Socket, a_Data);
-}
-
-
-
-
-
-void cServer::QueueClientClose(const cSocket * a_Socket)
-{
- m_SocketThreads.QueueClose(a_Socket);
-}
-
-
-
-
-
-void cServer::RemoveClient(const cSocket * a_Socket)
-{
- m_SocketThreads.RemoveClient(a_Socket);
-}
-
-
-
-
-
-bool cServer::InitServer( int a_Port )
-{
- if( m_bIsConnected )
- {
- LOGERROR("ERROR: Trying to initialize server while server is already running!");
- return false;
- }
-
- printf("/============================\\\n");
- printf("| Custom Minecraft Server |\n");
- printf("| Created by Kevin Bansberg |\n");
- printf("| A.K.A. FakeTruth |\n");
- printf("| Monsters by Alex Sonek |\n");
- printf("| A.K.A. Duralex |\n");
- printf("| Stuff by Mattes D |\n");
- printf("| A.K.A. _Xoft(o) |\n");
- printf("\\============================/\n");
- printf("More info: WWW.MC-SERVER.ORG\n");
- printf(" WWW.AE-C.NET\n");
- printf(" WWW.RBTHINKTANK.COM\n");
- printf("email: faketruth@gmail.com\n\n");
-
- LOG("Starting up server.");
- LOGINFO("Compatible clients: %s, protocol version %d", MCS_CLIENT_VERSION, MCS_PROTOCOL_VERSION);
-
- if( cSocket::WSAStartup() != 0 ) // Only does anything on Windows, but whatever
- {
- LOGERROR("WSAStartup() != 0");
- return false;
- }
-
- m_pState->SListenClient = cSocket::CreateSocket();
-
- if( !m_pState->SListenClient.IsValid() )
- {
- LOGERROR("m_SListenClient==INVALID_SOCKET (%s)", cSocket::GetErrorString( cSocket::GetLastError() ).c_str() );
- return false;
- }
-
- if( m_pState->SListenClient.SetReuseAddress() == -1 )
- {
- LOGERROR("setsockopt == -1");
- return false;
- }
-
- cSocket::SockAddr_In local;
- local.Family = cSocket::ADDRESS_FAMILY_INTERNET;
- local.Address = cSocket::INTERNET_ADDRESS_ANY;
- local.Port = (unsigned short)a_Port; // 25565
-
- if( m_pState->SListenClient.Bind( local ) != 0 )
- {
- LOGERROR("bind fail (%s)", cSocket::GetErrorString( cSocket::GetLastError() ).c_str() );
- return false;
- }
-
- if( m_pState->SListenClient.Listen( 10 ) != 0)
- {
- LOGERROR("listen fail (%s)", cSocket::GetErrorString( cSocket::GetLastError() ).c_str() );
- return false;
- }
-
- m_iServerPort = a_Port;
- LOG("Port %i has been bound, server is open for connections", m_iServerPort);
- m_bIsConnected = true;
-
- cIniFile IniFile("settings.ini");
- if (IniFile.ReadFile())
- {
- g_bWaterPhysics = IniFile.GetValueB("Physics", "Water", false );
-
- m_pState->ServerID = "-";
- if (IniFile.GetValueB("Authentication", "Authenticate"))
- {
- MTRand mtrand1;
- unsigned int r1 = (mtrand1.randInt()%1147483647) + 1000000000;
- unsigned int r2 = (mtrand1.randInt()%1147483647) + 1000000000;
- std::ostringstream sid;
- sid << std::hex << r1;
- sid << std::hex << r2;
- std::string ServerID = sid.str();
- ServerID.resize(16, '0');
- m_pState->ServerID = ServerID;
- }
-
- m_ClientViewDistance = IniFile.GetValueSetI("Server", "DefaultViewDistance", cClientHandle::DEFAULT_VIEW_DISTANCE);
- if (m_ClientViewDistance < cClientHandle::MIN_VIEW_DISTANCE)
- {
- m_ClientViewDistance = cClientHandle::MIN_VIEW_DISTANCE;
- LOGINFO("Setting default viewdistance to the minimum of %d", m_ClientViewDistance);
- }
- if (m_ClientViewDistance > cClientHandle::MAX_VIEW_DISTANCE)
- {
- m_ClientViewDistance = cClientHandle::MAX_VIEW_DISTANCE;
- LOGINFO("Setting default viewdistance to the maximum of %d", m_ClientViewDistance);
- }
- IniFile.WriteFile();
- }
-
- m_NotifyWriteThread.Start(this);
-
- return true;
-}
-
-
-
-
-
-cServer::cServer()
- : m_pState( new sServerState )
- , m_Millisecondsf( 0 )
- , m_Milliseconds( 0 )
- , m_bIsConnected( false )
- , m_iServerPort( 0 )
- , m_bRestarting( false )
-{
-}
-
-
-
-
-
-cServer::~cServer()
-{
- // TODO: Shut down the server gracefully
- if ( m_pState->SListenClient )
- {
- m_pState->SListenClient.CloseSocket();
- }
- m_pState->SListenClient = 0;
-
- m_pState->bStopListenThread = true;
- delete m_pState->pListenThread; m_pState->pListenThread = NULL;
- m_pState->bStopTickThread = true;
- delete m_pState->pTickThread; m_pState->pTickThread = NULL;
-
- delete m_pState;
-}
-
-
-
-
-
-// TODO - Need to modify this or something, so it broadcasts to all worlds? And move this to cWorld?
-void cServer::Broadcast( const cPacket & a_Packet, cClientHandle* a_Exclude /* = 0 */ )
-{
- cCSLock Lock(m_CSClients);
- for( ClientList::iterator itr = m_Clients.begin(); itr != m_Clients.end(); ++itr)
- {
- if ((*itr == a_Exclude) || !(*itr)->IsLoggedIn())
- {
- continue;
- }
- (*itr)->Send( a_Packet );
- }
-}
-
-
-
-
-
-void cServer::StartListenClient()
-{
- cSocket SClient = m_pState->SListenClient.Accept();
-
- if (!SClient.IsValid())
- {
- return;
- }
-
- const AString & ClientIP = SClient.GetIPString();
- if (ClientIP.empty())
- {
- LOGWARN("cServer: A client connected, but didn't present its IP, disconnecting.");
- SClient.CloseSocket();
- return;
- }
-
- LOG("Client \"%s\" connected!", ClientIP.c_str());
-
- cClientHandle *NewHandle = new cClientHandle(SClient, m_ClientViewDistance);
- if (!m_SocketThreads.AddClient(&(NewHandle->GetSocket()), NewHandle))
- {
- // For some reason SocketThreads have rejected the handle, clean it up
- LOGERROR("Client \"%s\" cannot be handled, server probably unstable", SClient.GetIPString().c_str());
- SClient.CloseSocket();
- delete NewHandle;
- return;
- }
-
- cCSLock Lock(m_CSClients);
- m_Clients.push_back( NewHandle );
-}
-
-
-
-
-
-bool cServer::Tick(float a_Dt)
-{
- //LOG("1. Tick %0.2f", a_Dt);
- if( a_Dt > 100.f ) a_Dt = 100.f; // Don't go over 1/10 second
-
- m_Millisecondsf += a_Dt;
- if( m_Millisecondsf > 1.f )
- {
- m_Milliseconds += (int)m_Millisecondsf;
- m_Millisecondsf = m_Millisecondsf - (int)m_Millisecondsf;
- }
-
- cRoot::Get()->TickWorlds( a_Dt ); // TODO - Maybe give all worlds their own thread?
-
- cClientHandleList RemoveClients;
- {
- cCSLock Lock(m_CSClients);
- for (cClientHandleList::iterator itr = m_Clients.begin(); itr != m_Clients.end();)
- {
- if ((*itr)->IsDestroyed())
- {
- RemoveClients.push_back(*itr); // Remove the client later, when CS is not held, to avoid deadlock ( http://forum.mc-server.org/showthread.php?tid=374 )
- itr = m_Clients.erase(itr);
- continue;
- }
- (*itr)->Tick(a_Dt);
- ++itr;
- } // for itr - m_Clients[]
- }
- for (cClientHandleList::iterator itr = RemoveClients.begin(); itr != RemoveClients.end(); ++itr)
- {
- delete *itr;
- } // for itr - RemoveClients[]
-
- cRoot::Get()->GetPluginManager()->Tick( a_Dt );
-
- if( !m_bRestarting )
- {
- return true;
- }
- else
- {
- m_bRestarting = false;
- m_pState->RestartEvent.Set();
- return false;
- }
-}
-
-
-
-
-
-void ServerTickThread( void * a_Param )
-{
- LOG("ServerTickThread");
- cServer *CServerObj = (cServer*)a_Param;
-
- cTimer Timer;
-
- long long msPerTick = 50; // TODO - Put this in server config file
- long long LastTime = Timer.GetNowTime();
-
- bool bKeepGoing = true;
- while( bKeepGoing )
- {
- long long NowTime = Timer.GetNowTime();
- float DeltaTime = (float)(NowTime-LastTime);
- bKeepGoing = CServerObj->Tick( DeltaTime );
- long long TickTime = Timer.GetNowTime() - NowTime;
-
- if( TickTime < msPerTick ) // Stretch tick time until it's at least msPerTick
- {
- cSleep::MilliSleep( (unsigned int)( msPerTick - TickTime ) );
- }
-
- LastTime = NowTime;
- }
-
- LOG("TICK THREAD STOPPED");
-}
-
-
-
-
-
-void cServer::StartListenThread()
-{
- m_pState->pListenThread = new cThread( ServerListenThread, this, "cServer::ServerListenThread" );
- m_pState->pTickThread = new cThread( ServerTickThread, this, "cServer::ServerTickThread" );
- m_pState->pListenThread->Start( true );
- m_pState->pTickThread->Start( true );
-}
-
-
-
-
-
-template <class T>
-bool from_string(
- T& t,
- const std::string& s,
- std::ios_base& (*f)(std::ios_base&)
-)
-{
- std::istringstream iss(s);
- return !(iss >> f >> t).fail();
-}
-
-
-
-
-
-bool cServer::Command( cClientHandle & a_Client, const char* a_Cmd )
-{
- cPluginManager* PM = cRoot::Get()->GetPluginManager();
- if( PM->CallHook( cPluginManager::E_PLUGIN_CHAT, 2, a_Cmd, a_Client.GetPlayer() ) )
- {
- return true;
- }
- return false;
-}
-
-
-
-
-
-void cServer::ServerCommand( const char * a_Cmd )
-{
- AString Command( a_Cmd );
- AStringVector split = StringSplit( Command, " " );
- if( split.empty())
- {
- return;
- }
-
- if( split[0].compare( "help" ) == 0 )
- {
- printf("================== ALL COMMANDS ===================\n");
- printf("help - Shows this message\n");
- printf("save-all - Saves all loaded chunks to disk\n");
- printf("list - Lists all players currently in server\n");
- printf("unload - Unloads all unused chunks\n");
- printf("numchunks - Shows number of chunks currently loaded\n");
- printf("chunkstats - Shows chunks statistics\n");
- printf("say - Sends a chat message to all players\n");
- printf("restart - Kicks all clients, and saves everything\n");
- printf(" and clears memory\n");
- printf("stop - Saves everything and closes server\n");
- printf("===================================================\n");
- return;
- }
- if( split[0].compare( "stop" ) == 0 || split[0].compare( "restart" ) == 0 )
- {
- return;
- }
- if( split[0].compare( "save-all" ) == 0 )
- {
- cRoot::Get()->SaveAllChunks(); // TODO - Force ALL worlds to save their chunks
- return;
- }
- if (split[0].compare("unload") == 0)
- {
- LOG("Num loaded chunks before: %i", cRoot::Get()->GetTotalChunkCount() );
- cRoot::Get()->GetDefaultWorld()->UnloadUnusedChunks(); // TODO: Iterate through ALL worlds
- LOG("Num loaded chunks after: %i", cRoot::Get()->GetTotalChunkCount() );
- return;
- }
- if( split[0].compare( "list" ) == 0 )
- {
- class cPlayerLogger : public cPlayerListCallback
- {
- virtual bool Item(cPlayer * a_Player) override
- {
- LOG("\t%s @ %s", a_Player->GetName().c_str(), a_Player->GetClientHandle()->GetSocket().GetIPString().c_str());
- return false;
- }
- } Logger;
- cRoot::Get()->ForEachPlayer(Logger);
- return;
- }
- if( split[0].compare( "numchunks" ) == 0 )
- {
- LOG("Num loaded chunks: %i", cRoot::Get()->GetTotalChunkCount() );
- return;
- }
- if (split[0].compare("chunkstats") == 0)
- {
- // TODO: For each world
- int NumValid = 0;
- int NumDirty = 0;
- int NumInLighting = 0;
- cWorld * World = cRoot::Get()->GetDefaultWorld();
- int NumInGenerator = World->GetGeneratorQueueLength();
- int NumInSaveQueue = World->GetStorageSaveQueueLength();
- int NumInLoadQueue = World->GetStorageLoadQueueLength();
- World->GetChunkStats(NumValid, NumDirty, NumInLighting);
- LOG("Num loaded chunks: %d", NumValid);
- LOG("Num dirty chunks: %d", NumDirty);
- LOG("Num chunks in lighting queue: %d", NumInLighting);
- LOG("Num chunks in generator queue: %d", NumInGenerator);
- LOG("Num chunks in storage load queue: %d", NumInLoadQueue);
- LOG("Num chunks in storage save queue: %d", NumInSaveQueue);
- int Mem = NumValid * sizeof(cChunk);
- LOG("Memory used by chunks: %d KiB (%d MiB)", (Mem + 1023) / 1024, (Mem + 1024 * 1024 - 1) / (1024 * 1024));
- LOG("Per-chunk memory size breakdown:");
- LOG(" block types: %6d bytes (%3d KiB)", sizeof(cChunkDef::BlockTypes), (sizeof(cChunkDef::BlockTypes) + 1023) / 1024);
- LOG(" block metadata: %6d bytes (%3d KiB)", sizeof(cChunkDef::BlockNibbles), (sizeof(cChunkDef::BlockNibbles) + 1023) / 1024);
- LOG(" block lighting: %6d bytes (%3d KiB)", 2 * sizeof(cChunkDef::BlockNibbles), (2 * sizeof(cChunkDef::BlockNibbles) + 1023) / 1024);
- LOG(" heightmap: %6d bytes (%3d KiB)", sizeof(cChunkDef::HeightMap), (sizeof(cChunkDef::HeightMap) + 1023) / 1024);
- LOG(" biomemap: %6d bytes (%3d KiB)", sizeof(cChunkDef::BiomeMap), (sizeof(cChunkDef::BiomeMap) + 1023) / 1024);
- int Rest = sizeof(cChunk) - sizeof(cChunkDef::BlockTypes) - 3 * sizeof(cChunkDef::BlockNibbles) - sizeof(cChunkDef::HeightMap) - sizeof(cChunkDef::BiomeMap);
- LOG(" other: %6d bytes (%3d KiB)", Rest, (Rest + 1023) / 1024);
- return;
- }
-
- if(split[0].compare("monsters") == 0 )
- {
- // TODO: cWorld::ListMonsters();
- return;
- }
-
- if(split.size() > 1)
- {
- if( split[0].compare( "say" ) == 0 )
- {
- std::string Message = cChatColor::Purple + "[SERVER] " + Command.substr( Command.find_first_of("say") + 4 );
- LOG("%s", Message.c_str() );
- Broadcast( cPacket_Chat(Message) );
- return;
- }
- }
- printf("Unknown command, type 'help' for all commands.\n");
- // LOG("You didn't enter anything? (%s)", a_Cmd.c_str() );
-}
-
-
-
-
-
-void cServer::SendMessage( const char* a_Message, cPlayer* a_Player /* = 0 */, bool a_bExclude /* = false */ )
-{
- cPacket_Chat Chat( a_Message );
- if( a_Player && !a_bExclude )
- {
- cClientHandle* Client = a_Player->GetClientHandle();
- if( Client ) Client->Send( Chat );
- return;
- }
-
- Broadcast( Chat, (a_Player)?a_Player->GetClientHandle():0 );
-}
-
-
-
-
-
-void cServer::Shutdown()
-{
- m_bRestarting = true;
- m_pState->RestartEvent.Wait();
-
- cRoot::Get()->SaveAllChunks();
-
- cCSLock Lock(m_CSClients);
- for( ClientList::iterator itr = m_Clients.begin(); itr != m_Clients.end(); ++itr )
- {
- delete *itr;
- }
- m_Clients.clear();
-}
-
-
-
-
-
-const AString & cServer::GetServerID(void) const
-{
- return m_pState->ServerID;
-}
-
-
-
-
-
-void cServer::KickUser(int a_ClientID, const AString & a_Reason)
-{
- cCSLock Lock(m_CSClients);
- for (ClientList::iterator itr = m_Clients.begin(); itr != m_Clients.end(); ++itr)
- {
- if ((*itr)->GetUniqueID() == a_ClientID)
- {
- (*itr)->Kick(a_Reason);
- }
- } // for itr - m_Clients[]
-}
-
-
-
-
-
-void cServer::AuthenticateUser(int a_ClientID)
-{
- cCSLock Lock(m_CSClients);
- for (ClientList::iterator itr = m_Clients.begin(); itr != m_Clients.end(); ++itr)
- {
- if ((*itr)->GetUniqueID() == a_ClientID)
- {
- (*itr)->Authenticate();
- }
- } // for itr - m_Clients[]
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cServer::cClientPacketThread:
-
-cServer::cNotifyWriteThread::cNotifyWriteThread(void) :
- super("ClientPacketThread"),
- m_Server(NULL)
-{
-}
-
-
-
-
-
-cServer::cNotifyWriteThread::~cNotifyWriteThread()
-{
- m_ShouldTerminate = true;
- m_Event.Set();
- Wait();
-}
-
-
-
-
-
-bool cServer::cNotifyWriteThread::Start(cServer * a_Server)
-{
- m_Server = a_Server;
- return super::Start();
-}
-
-
-
-
-
-void cServer::cNotifyWriteThread::Execute(void)
-{
- cClientHandleList Clients;
- while (!m_ShouldTerminate)
- {
- cCSLock Lock(m_CS);
- while (m_Clients.size() == 0)
- {
- cCSUnlock Unlock(Lock);
- m_Event.Wait();
- if (m_ShouldTerminate)
- {
- return;
- }
- }
-
- // Copy the clients to notify and unlock the CS:
- Clients.splice(Clients.begin(), m_Clients);
- Lock.Unlock();
-
- for (cClientHandleList::iterator itr = Clients.begin(); itr != Clients.end(); ++itr)
- {
- m_Server->m_SocketThreads.NotifyWrite(*itr);
- } // for itr - Clients[]
- Clients.clear();
- } // while (!mShouldTerminate)
-}
-
-
-
-
-
-void cServer::cNotifyWriteThread::NotifyClientWrite(const cClientHandle * a_Client)
-{
- {
- cCSLock Lock(m_CS);
- m_Clients.remove(const_cast<cClientHandle *>(a_Client)); // Put it there only once
- m_Clients.push_back(const_cast<cClientHandle *>(a_Client));
- }
- m_Event.Set();
-}
-
-
-
-
+ +// ReDucTor is an awesome guy who helped me a lot + +#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules + +#include "cServer.h" +#include "cClientHandle.h" +#include "cSleep.h" +#include "cTimer.h" +#include "cMonster.h" +#include "cSocket.h" +#include "cRoot.h" +#include "cWorld.h" +#include "ChunkDef.h" +#include "cPluginManager.h" +#include "cGroupManager.h" +#include "cChatColor.h" +#include "cPlayer.h" +#include "cInventory.h" +#include "cItem.h" +#include "cFurnaceRecipe.h" +#include "cTracer.h" +#include "cWebAdmin.h" +#include "cChunk.h" + +#include "MersenneTwister.h" + +#include "../iniFile/iniFile.h" +#include "Vector3f.h" + +#include "packets/cPacket_Chat.h" + +#include <fstream> +#include <sstream> +#include <iostream> + + + + + +extern "C" { + #include "zlib.h" +} + + + +bool g_bWaterPhysics = false; + +typedef std::list< cClientHandle* > ClientList; + + + + + +struct cServer::sServerState +{ + sServerState() + : pListenThread( 0 ) + , pTickThread( 0 ) + , bStopListenThread( false ) + , bStopTickThread( false ) + {} + cSocket SListenClient; // socket listening for client calls + + cThread* pListenThread; bool bStopListenThread; + cThread* pTickThread; bool bStopTickThread; + + cEvent RestartEvent; + std::string ServerID; +}; + + + + + +cServer * cServer::GetServer() +{ + LOGWARN("WARNING: Using deprecated function cServer::GetServer() use cRoot::Get()->GetServer() instead!"); + return cRoot::Get()->GetServer(); +} + + + + + +void cServer::ServerListenThread( void *a_Args ) +{ + LOG("ServerListenThread"); + cServer* self = (cServer*)a_Args; + sServerState* m_pState = self->m_pState; + while( !m_pState->bStopListenThread ) + { + self->StartListenClient(); + } +} + + + + + +void cServer::ClientDestroying(const cClientHandle * a_Client) +{ + m_SocketThreads.StopReading(a_Client); +} + + + + + +void cServer::NotifyClientWrite(const cClientHandle * a_Client) +{ + m_NotifyWriteThread.NotifyClientWrite(a_Client); +} + + + + + +void cServer::WriteToClient(const cSocket * a_Socket, const AString & a_Data) +{ + m_SocketThreads.Write(a_Socket, a_Data); +} + + + + + +void cServer::QueueClientClose(const cSocket * a_Socket) +{ + m_SocketThreads.QueueClose(a_Socket); +} + + + + + +void cServer::RemoveClient(const cSocket * a_Socket) +{ + m_SocketThreads.RemoveClient(a_Socket); +} + + + + + +bool cServer::InitServer( int a_Port ) +{ + if( m_bIsConnected ) + { + LOGERROR("ERROR: Trying to initialize server while server is already running!"); + return false; + } + + printf("/============================\\\n"); + printf("| Custom Minecraft Server |\n"); + printf("| Created by Kevin Bansberg |\n"); + printf("| A.K.A. FakeTruth |\n"); + printf("| Monsters by Alex Sonek |\n"); + printf("| A.K.A. Duralex |\n"); + printf("| Stuff by Mattes D |\n"); + printf("| A.K.A. _Xoft(o) |\n"); + printf("\\============================/\n"); + printf("More info: WWW.MC-SERVER.ORG\n"); + printf(" WWW.AE-C.NET\n"); + printf(" WWW.RBTHINKTANK.COM\n"); + printf("email: faketruth@gmail.com\n\n"); + + LOG("Starting up server."); + LOGINFO("Compatible clients: %s, protocol version %d", MCS_CLIENT_VERSION, MCS_PROTOCOL_VERSION); + + if( cSocket::WSAStartup() != 0 ) // Only does anything on Windows, but whatever + { + LOGERROR("WSAStartup() != 0"); + return false; + } + + m_pState->SListenClient = cSocket::CreateSocket(); + + if( !m_pState->SListenClient.IsValid() ) + { + LOGERROR("m_SListenClient==INVALID_SOCKET (%s)", cSocket::GetErrorString( cSocket::GetLastError() ).c_str() ); + return false; + } + + if( m_pState->SListenClient.SetReuseAddress() == -1 ) + { + LOGERROR("setsockopt == -1"); + return false; + } + + cSocket::SockAddr_In local; + local.Family = cSocket::ADDRESS_FAMILY_INTERNET; + local.Address = cSocket::INTERNET_ADDRESS_ANY; + local.Port = (unsigned short)a_Port; // 25565 + + if( m_pState->SListenClient.Bind( local ) != 0 ) + { + LOGERROR("bind fail (%s)", cSocket::GetErrorString( cSocket::GetLastError() ).c_str() ); + return false; + } + + if( m_pState->SListenClient.Listen( 10 ) != 0) + { + LOGERROR("listen fail (%s)", cSocket::GetErrorString( cSocket::GetLastError() ).c_str() ); + return false; + } + + m_iServerPort = a_Port; + LOG("Port %i has been bound, server is open for connections", m_iServerPort); + m_bIsConnected = true; + + cIniFile IniFile("settings.ini"); + if (IniFile.ReadFile()) + { + g_bWaterPhysics = IniFile.GetValueB("Physics", "Water", false ); + + m_pState->ServerID = "-"; + if (IniFile.GetValueB("Authentication", "Authenticate")) + { + MTRand mtrand1; + unsigned int r1 = (mtrand1.randInt()%1147483647) + 1000000000; + unsigned int r2 = (mtrand1.randInt()%1147483647) + 1000000000; + std::ostringstream sid; + sid << std::hex << r1; + sid << std::hex << r2; + std::string ServerID = sid.str(); + ServerID.resize(16, '0'); + m_pState->ServerID = ServerID; + } + + m_ClientViewDistance = IniFile.GetValueSetI("Server", "DefaultViewDistance", cClientHandle::DEFAULT_VIEW_DISTANCE); + if (m_ClientViewDistance < cClientHandle::MIN_VIEW_DISTANCE) + { + m_ClientViewDistance = cClientHandle::MIN_VIEW_DISTANCE; + LOGINFO("Setting default viewdistance to the minimum of %d", m_ClientViewDistance); + } + if (m_ClientViewDistance > cClientHandle::MAX_VIEW_DISTANCE) + { + m_ClientViewDistance = cClientHandle::MAX_VIEW_DISTANCE; + LOGINFO("Setting default viewdistance to the maximum of %d", m_ClientViewDistance); + } + IniFile.WriteFile(); + } + + m_NotifyWriteThread.Start(this); + + return true; +} + + + + + +cServer::cServer() + : m_pState( new sServerState ) + , m_Millisecondsf( 0 ) + , m_Milliseconds( 0 ) + , m_bIsConnected( false ) + , m_iServerPort( 0 ) + , m_bRestarting( false ) +{ +} + + + + + +cServer::~cServer() +{ + // TODO: Shut down the server gracefully + if ( m_pState->SListenClient ) + { + m_pState->SListenClient.CloseSocket(); + } + m_pState->SListenClient = 0; + + m_pState->bStopListenThread = true; + delete m_pState->pListenThread; m_pState->pListenThread = NULL; + m_pState->bStopTickThread = true; + delete m_pState->pTickThread; m_pState->pTickThread = NULL; + + delete m_pState; +} + + + + + +// TODO - Need to modify this or something, so it broadcasts to all worlds? And move this to cWorld? +void cServer::Broadcast( const cPacket & a_Packet, cClientHandle* a_Exclude /* = 0 */ ) +{ + cCSLock Lock(m_CSClients); + for( ClientList::iterator itr = m_Clients.begin(); itr != m_Clients.end(); ++itr) + { + if ((*itr == a_Exclude) || !(*itr)->IsLoggedIn()) + { + continue; + } + (*itr)->Send( a_Packet ); + } +} + + + + + +void cServer::StartListenClient() +{ + cSocket SClient = m_pState->SListenClient.Accept(); + + if (!SClient.IsValid()) + { + return; + } + + const AString & ClientIP = SClient.GetIPString(); + if (ClientIP.empty()) + { + LOGWARN("cServer: A client connected, but didn't present its IP, disconnecting."); + SClient.CloseSocket(); + return; + } + + LOG("Client \"%s\" connected!", ClientIP.c_str()); + + cClientHandle *NewHandle = new cClientHandle(SClient, m_ClientViewDistance); + if (!m_SocketThreads.AddClient(&(NewHandle->GetSocket()), NewHandle)) + { + // For some reason SocketThreads have rejected the handle, clean it up + LOGERROR("Client \"%s\" cannot be handled, server probably unstable", SClient.GetIPString().c_str()); + SClient.CloseSocket(); + delete NewHandle; + return; + } + + cCSLock Lock(m_CSClients); + m_Clients.push_back( NewHandle ); +} + + + + + +bool cServer::Tick(float a_Dt) +{ + //LOG("1. Tick %0.2f", a_Dt); + if( a_Dt > 100.f ) a_Dt = 100.f; // Don't go over 1/10 second + + m_Millisecondsf += a_Dt; + if( m_Millisecondsf > 1.f ) + { + m_Milliseconds += (int)m_Millisecondsf; + m_Millisecondsf = m_Millisecondsf - (int)m_Millisecondsf; + } + + cRoot::Get()->TickWorlds( a_Dt ); // TODO - Maybe give all worlds their own thread? + + cClientHandleList RemoveClients; + { + cCSLock Lock(m_CSClients); + for (cClientHandleList::iterator itr = m_Clients.begin(); itr != m_Clients.end();) + { + if ((*itr)->IsDestroyed()) + { + RemoveClients.push_back(*itr); // Remove the client later, when CS is not held, to avoid deadlock ( http://forum.mc-server.org/showthread.php?tid=374 ) + itr = m_Clients.erase(itr); + continue; + } + (*itr)->Tick(a_Dt); + ++itr; + } // for itr - m_Clients[] + } + for (cClientHandleList::iterator itr = RemoveClients.begin(); itr != RemoveClients.end(); ++itr) + { + delete *itr; + } // for itr - RemoveClients[] + + cRoot::Get()->GetPluginManager()->Tick( a_Dt ); + + if( !m_bRestarting ) + { + return true; + } + else + { + m_bRestarting = false; + m_pState->RestartEvent.Set(); + return false; + } +} + + + + + +void ServerTickThread( void * a_Param ) +{ + LOG("ServerTickThread"); + cServer *CServerObj = (cServer*)a_Param; + + cTimer Timer; + + long long msPerTick = 50; // TODO - Put this in server config file + long long LastTime = Timer.GetNowTime(); + + bool bKeepGoing = true; + while( bKeepGoing ) + { + long long NowTime = Timer.GetNowTime(); + float DeltaTime = (float)(NowTime-LastTime); + bKeepGoing = CServerObj->Tick( DeltaTime ); + long long TickTime = Timer.GetNowTime() - NowTime; + + if( TickTime < msPerTick ) // Stretch tick time until it's at least msPerTick + { + cSleep::MilliSleep( (unsigned int)( msPerTick - TickTime ) ); + } + + LastTime = NowTime; + } + + LOG("TICK THREAD STOPPED"); +} + + + + + +void cServer::StartListenThread() +{ + m_pState->pListenThread = new cThread( ServerListenThread, this, "cServer::ServerListenThread" ); + m_pState->pTickThread = new cThread( ServerTickThread, this, "cServer::ServerTickThread" ); + m_pState->pListenThread->Start( true ); + m_pState->pTickThread->Start( true ); +} + + + + + +template <class T> +bool from_string( + T& t, + const std::string& s, + std::ios_base& (*f)(std::ios_base&) +) +{ + std::istringstream iss(s); + return !(iss >> f >> t).fail(); +} + + + + + +bool cServer::Command( cClientHandle & a_Client, const char* a_Cmd ) +{ + cPluginManager* PM = cRoot::Get()->GetPluginManager(); + if( PM->CallHook( cPluginManager::E_PLUGIN_CHAT, 2, a_Cmd, a_Client.GetPlayer() ) ) + { + return true; + } + return false; +} + + + + + +void cServer::ServerCommand( const char * a_Cmd ) +{ + AString Command( a_Cmd ); + AStringVector split = StringSplit( Command, " " ); + if( split.empty()) + { + return; + } + + if( split[0].compare( "help" ) == 0 ) + { + printf("================== ALL COMMANDS ===================\n"); + printf("help - Shows this message\n"); + printf("save-all - Saves all loaded chunks to disk\n"); + printf("list - Lists all players currently in server\n"); + printf("unload - Unloads all unused chunks\n"); + printf("numchunks - Shows number of chunks currently loaded\n"); + printf("chunkstats - Shows chunks statistics\n"); + printf("say - Sends a chat message to all players\n"); + printf("restart - Kicks all clients, and saves everything\n"); + printf(" and clears memory\n"); + printf("stop - Saves everything and closes server\n"); + printf("===================================================\n"); + return; + } + if( split[0].compare( "stop" ) == 0 || split[0].compare( "restart" ) == 0 ) + { + return; + } + if( split[0].compare( "save-all" ) == 0 ) + { + cRoot::Get()->SaveAllChunks(); // TODO - Force ALL worlds to save their chunks + return; + } + if (split[0].compare("unload") == 0) + { + LOG("Num loaded chunks before: %i", cRoot::Get()->GetTotalChunkCount() ); + cRoot::Get()->GetDefaultWorld()->UnloadUnusedChunks(); // TODO: Iterate through ALL worlds + LOG("Num loaded chunks after: %i", cRoot::Get()->GetTotalChunkCount() ); + return; + } + if( split[0].compare( "list" ) == 0 ) + { + class cPlayerLogger : public cPlayerListCallback + { + virtual bool Item(cPlayer * a_Player) override + { + LOG("\t%s @ %s", a_Player->GetName().c_str(), a_Player->GetClientHandle()->GetSocket().GetIPString().c_str()); + return false; + } + } Logger; + cRoot::Get()->ForEachPlayer(Logger); + return; + } + if( split[0].compare( "numchunks" ) == 0 ) + { + LOG("Num loaded chunks: %i", cRoot::Get()->GetTotalChunkCount() ); + return; + } + if (split[0].compare("chunkstats") == 0) + { + // TODO: For each world + int NumValid = 0; + int NumDirty = 0; + int NumInLighting = 0; + cWorld * World = cRoot::Get()->GetDefaultWorld(); + int NumInGenerator = World->GetGeneratorQueueLength(); + int NumInSaveQueue = World->GetStorageSaveQueueLength(); + int NumInLoadQueue = World->GetStorageLoadQueueLength(); + World->GetChunkStats(NumValid, NumDirty, NumInLighting); + LOG("Num loaded chunks: %d", NumValid); + LOG("Num dirty chunks: %d", NumDirty); + LOG("Num chunks in lighting queue: %d", NumInLighting); + LOG("Num chunks in generator queue: %d", NumInGenerator); + LOG("Num chunks in storage load queue: %d", NumInLoadQueue); + LOG("Num chunks in storage save queue: %d", NumInSaveQueue); + int Mem = NumValid * sizeof(cChunk); + LOG("Memory used by chunks: %d KiB (%d MiB)", (Mem + 1023) / 1024, (Mem + 1024 * 1024 - 1) / (1024 * 1024)); + LOG("Per-chunk memory size breakdown:"); + LOG(" block types: %6d bytes (%3d KiB)", sizeof(cChunkDef::BlockTypes), (sizeof(cChunkDef::BlockTypes) + 1023) / 1024); + LOG(" block metadata: %6d bytes (%3d KiB)", sizeof(cChunkDef::BlockNibbles), (sizeof(cChunkDef::BlockNibbles) + 1023) / 1024); + LOG(" block lighting: %6d bytes (%3d KiB)", 2 * sizeof(cChunkDef::BlockNibbles), (2 * sizeof(cChunkDef::BlockNibbles) + 1023) / 1024); + LOG(" heightmap: %6d bytes (%3d KiB)", sizeof(cChunkDef::HeightMap), (sizeof(cChunkDef::HeightMap) + 1023) / 1024); + LOG(" biomemap: %6d bytes (%3d KiB)", sizeof(cChunkDef::BiomeMap), (sizeof(cChunkDef::BiomeMap) + 1023) / 1024); + int Rest = sizeof(cChunk) - sizeof(cChunkDef::BlockTypes) - 3 * sizeof(cChunkDef::BlockNibbles) - sizeof(cChunkDef::HeightMap) - sizeof(cChunkDef::BiomeMap); + LOG(" other: %6d bytes (%3d KiB)", Rest, (Rest + 1023) / 1024); + return; + } + + if(split[0].compare("monsters") == 0 ) + { + // TODO: cWorld::ListMonsters(); + return; + } + + if(split.size() > 1) + { + if( split[0].compare( "say" ) == 0 ) + { + std::string Message = cChatColor::Purple + "[SERVER] " + Command.substr( Command.find_first_of("say") + 4 ); + LOG("%s", Message.c_str() ); + Broadcast( cPacket_Chat(Message) ); + return; + } + } + printf("Unknown command, type 'help' for all commands.\n"); + // LOG("You didn't enter anything? (%s)", a_Cmd.c_str() ); +} + + + + + +void cServer::SendMessage( const char* a_Message, cPlayer* a_Player /* = 0 */, bool a_bExclude /* = false */ ) +{ + cPacket_Chat Chat( a_Message ); + if( a_Player && !a_bExclude ) + { + cClientHandle* Client = a_Player->GetClientHandle(); + if( Client ) Client->Send( Chat ); + return; + } + + Broadcast( Chat, (a_Player)?a_Player->GetClientHandle():0 ); +} + + + + + +void cServer::Shutdown() +{ + m_bRestarting = true; + m_pState->RestartEvent.Wait(); + + cRoot::Get()->SaveAllChunks(); + + cCSLock Lock(m_CSClients); + for( ClientList::iterator itr = m_Clients.begin(); itr != m_Clients.end(); ++itr ) + { + delete *itr; + } + m_Clients.clear(); +} + + + + + +const AString & cServer::GetServerID(void) const +{ + return m_pState->ServerID; +} + + + + + +void cServer::KickUser(int a_ClientID, const AString & a_Reason) +{ + cCSLock Lock(m_CSClients); + for (ClientList::iterator itr = m_Clients.begin(); itr != m_Clients.end(); ++itr) + { + if ((*itr)->GetUniqueID() == a_ClientID) + { + (*itr)->Kick(a_Reason); + } + } // for itr - m_Clients[] +} + + + + + +void cServer::AuthenticateUser(int a_ClientID) +{ + cCSLock Lock(m_CSClients); + for (ClientList::iterator itr = m_Clients.begin(); itr != m_Clients.end(); ++itr) + { + if ((*itr)->GetUniqueID() == a_ClientID) + { + (*itr)->Authenticate(); + } + } // for itr - m_Clients[] +} + + + + + +/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// +// cServer::cClientPacketThread: + +cServer::cNotifyWriteThread::cNotifyWriteThread(void) : + super("ClientPacketThread"), + m_Server(NULL) +{ +} + + + + + +cServer::cNotifyWriteThread::~cNotifyWriteThread() +{ + m_ShouldTerminate = true; + m_Event.Set(); + Wait(); +} + + + + + +bool cServer::cNotifyWriteThread::Start(cServer * a_Server) +{ + m_Server = a_Server; + return super::Start(); +} + + + + + +void cServer::cNotifyWriteThread::Execute(void) +{ + cClientHandleList Clients; + while (!m_ShouldTerminate) + { + cCSLock Lock(m_CS); + while (m_Clients.size() == 0) + { + cCSUnlock Unlock(Lock); + m_Event.Wait(); + if (m_ShouldTerminate) + { + return; + } + } + + // Copy the clients to notify and unlock the CS: + Clients.splice(Clients.begin(), m_Clients); + Lock.Unlock(); + + for (cClientHandleList::iterator itr = Clients.begin(); itr != Clients.end(); ++itr) + { + m_Server->m_SocketThreads.NotifyWrite(*itr); + } // for itr - Clients[] + Clients.clear(); + } // while (!mShouldTerminate) +} + + + + + +void cServer::cNotifyWriteThread::NotifyClientWrite(const cClientHandle * a_Client) +{ + { + cCSLock Lock(m_CS); + m_Clients.remove(const_cast<cClientHandle *>(a_Client)); // Put it there only once + m_Clients.push_back(const_cast<cClientHandle *>(a_Client)); + } + m_Event.Set(); +} + + + + |