index f8246d64bf04c85ec4533c5e2204e431da5a8a40..e92b08728be8ff3a9b6f120148cc97e2ff93519d 100644 (file)
--- a/src/game/g_netmaster.pas
+++ b/src/game/g_netmaster.pas
NET_MMSG_DEL = 201;
NET_MMSG_GET = 202;
+const
+ // all timeouts in seconds
+ NMASTER_TIMEOUT_CONNECT = 3; // 3 seconds
+ NMASTER_TIMEOUT_RECONNECT = 5*60; // 5 minutes
+ //NMASTER_TIMEOUT_RECONNECT = 30; // 5 minutes
+ //NMASTER_FORCE_UPDATE_TIMEOUT = 20;
+ //NMASTER_FORCE_UPDATE_TIMEOUT = 0;
+
type
TNetServer = record
Number: Byte;
Protocol: Byte;
- Name: string;
- IP: string;
+ Name: AnsiString;
+ IP: AnsiString;
Port: Word;
- Map: string;
+ Map: AnsiString;
Players, MaxPlayers, LocalPl, Bots: Byte;
Ping: Int64;
GameMode: Byte;
TMasterHost = record
public
hostName: AnsiString;
- hostPort: Word;
public
- //host: pENetHost;
peer: pENetPeer;
- event: ENetEvent;
enetAddr: ENetAddress;
// inside the game, calling `connect()` is disasterous, as it is blocking.
// so we'll use this variable to indicate if "connected" event is received.
NetHostConnected: Boolean;
- NetHostConReqTime: Int64; // to timeout `connect`
+ NetHostConReqTime: Int64; // to timeout `connect`; -1 means "waiting for shutdown"
NetUpdatePending: Boolean; // should we send an update after connection completes?
- updateSent: Boolean;
+ lastDisconnectTime: Int64; // last real disconnect time; <0: do not reconnect
+ updateSent: Boolean; // was at least one update sent? (used to decide if we should call `remove()`)
lastUpdateTime: Int64;
- addressInited: Boolean;
+ // server list request working flags
+ srvAnswered: Integer;
+ srvAnswer: array of TNetServer;
+ slMOTD: AnsiString;
+ slUrgent: AnsiString;
+ slReadUrgent: Boolean;
+ // temporary mark
+ justAdded: Boolean;
+ connectCount: Integer;
private
netmsg: TMsg;
- private
- function processPendingConnection (timeout: Integer=0): Boolean;
-
public
- constructor Create (hostandport: AnsiString);
+ constructor Create (var ea: ENetAddress);
procedure clear ();
- function setAddress (hostandport: AnsiString): Boolean;
+ function setAddress (var ea: ENetAddress; hostStr: AnsiString): Boolean;
function isValid (): Boolean;
function isAlive (): Boolean; // not disconnected
function isConnecting (): Boolean; // is connection in progress?
function isConnected (): Boolean;
- // returns `false` if connection failed
- function waitForConnection (): Boolean;
-
// call as often as you want, the object will do the rest
// but try to call this at least once in 100 msecs
- // returns `true` if we got a packet (it won't be parsed to TMsg)
- function service (timeout: Integer=0): Boolean;
+ procedure pulse ();
- procedure disconnect (spamConsole: Boolean=false);
+ procedure disconnect (forced: Boolean);
function connect (): Boolean;
- procedure update (immediateSend: Boolean=true);
+ procedure update ();
procedure remove ();
class procedure writeInfo (var msg: TMsg); static;
- // call only if `service()` returned `true`!
- procedure clearPacket ();
+ procedure connectedEvent ();
+ procedure disconnectedEvent ();
+ procedure receivedEvent (pkt: pENetPacket); // `pkt` is never `nil`
end;
var
slCurrent: TNetServerList = nil;
slTable: TNetServerTable = nil;
- slWaitStr: string = '';
+ slWaitStr: AnsiString = '';
slReturnPressed: Boolean = True;
- slMOTD: string = '';
- slUrgent: string = '';
+ slMOTD: AnsiString = '';
+ slUrgent: AnsiString = '';
-procedure g_Net_Slist_Set (IP: string; Port: Word);
-function g_Net_Slist_Fetch (var SL: TNetServerList): Boolean;
+ NMASTER_FORCE_UPDATE_TIMEOUT: Integer = 0; // fuck you, fpc, and your idiotic "diagnostics"
-{
-procedure g_Net_Slist_Update (immediateSend: Boolean=true);
-procedure g_Net_Slist_Remove ();
-function g_Net_Slist_Connect (blocking: Boolean=True): Boolean;
-procedure g_Net_Slist_Check ();
-procedure g_Net_Slist_Disconnect (spamConsole: Boolean=true);
-procedure g_Net_Slist_WriteInfo ();
-function g_Net_Slist_IsConnectionActive (): Boolean; // returns `false` if totally disconnected
-function g_Net_Slist_IsConnectionInProgress (): Boolean;
-}
+procedure g_Net_Slist_Set (list: AnsiString);
+function g_Net_Slist_Fetch (var SL: TNetServerList): Boolean;
// make this server private
procedure g_Net_Slist_Private ();
-
-// called on network mode init
-procedure g_Net_Slist_NetworkStarted ();
-// called on network mode shutdown
-procedure g_Net_Slist_NetworkStopped ();
-
-procedure g_Net_Slist_Pulse ();
+// make this server public
+procedure g_Net_Slist_Public ();
+
+// called while the server is running
+procedure g_Net_Slist_ServerUpdate ();
+// called when the server is started
+procedure g_Net_Slist_ServerStarted ();
+// called when the server is stopped
+procedure g_Net_Slist_ServerClosed ();
+
+// called when new netword player comes
+procedure g_Net_Slist_ServerPlayerComes ();
+// called when new netword player comes
+procedure g_Net_Slist_ServerPlayerLeaves ();
+// started new map
+procedure g_Net_Slist_ServerMapStarted ();
+// this server renamed (or password mode changed, or other params changed)
+procedure g_Net_Slist_ServerRenamed ();
+
+// non-zero timeout ignores current status (used to fetch server list)
+procedure g_Net_Slist_Pulse (timeout: Integer=0);
+
+procedure g_Net_Slist_ShutdownAll ();
procedure g_Serverlist_GenerateTable (SL: TNetServerList; var ST: TNetServerTable);
-procedure g_Serverlist_Draw (var SL: TNetServerList; var ST: TNetServerTable);
procedure g_Serverlist_Control (var SL: TNetServerList; var ST: TNetServerTable);
+function GetServerFromTable (Index: Integer; SL: TNetServerList; ST: TNetServerTable): TNetServer;
+
function GetTimerMS (): Int64;
+ var (* private state *)
+ slSelection: Byte = 0;
+ slReadUrgent: Boolean = False;
implementation
uses
- e_input, e_graphics, e_log, g_window, g_net, g_console,
- g_map, g_game, g_sound, g_gui, g_menu, g_options, g_language, g_basic,
- wadreader, g_system, utils;
+ {$IFDEF ENABLE_MENU}
+ g_gui, g_menu,
+ {$ENDIF}
+ {$IFDEF ENABLE_RENDER}
+ r_render,
+ {$ENDIF}
+ {$IFDEF ENABLE_SYSTEM}
+ g_system,
+ {$ENDIF}
+ e_input, e_log, g_net, g_console,
+ g_map, g_game, g_sound, g_options, g_language, g_basic,
+ wadreader, utils, hashtable;
+
+
+// ////////////////////////////////////////////////////////////////////////// //
+var
+ NetMHost: pENetHost = nil;
+ NetMEvent: ENetEvent;
+ mlist: array of TMasterHost = nil;
-// make this server private
+ slFetched: Boolean = False;
+ slDirPressed: Boolean = False;
+
+ reportsEnabled: Boolean = true;
+
+
+//==========================================================================
+//
+// GetTimerMS
+//
+//==========================================================================
+function GetTimerMS (): Int64;
+begin
+ Result := GetTickCount64() {div 1000};
+end;
+
+
+//==========================================================================
+//
+// findByPeer
+//
+//==========================================================================
+function findByPeer (peer: pENetPeer): Integer;
+var
+ f: Integer;
+begin
+ for f := 0 to High(mlist) do if (mlist[f].peer = peer) then begin result := f; exit; end;
+ result := -1;
+end;
+
+
+//==========================================================================
+//
+// ShutdownAll
+//
+//==========================================================================
+procedure g_Net_Slist_ShutdownAll ();
+var
+ f, sres, idx: Integer;
+ stt, ct: Int64;
+ activeCount: Integer = 0;
+begin
+ if (NetMHost = nil) then exit;
+ for f := 0 to High(mlist) do
+ begin
+ if (mlist[f].isAlive()) then
+ begin
+ Inc(activeCount);
+ if (mlist[f].isConnected() and mlist[f].updateSent) then
+ begin
+ writeln('unregistering from [', mlist[f].hostName, ']');
+ mlist[f].remove();
+ end;
+ //mlist[f].disconnect(false);
+ enet_peer_disconnect_later(mlist[f].peer, 0);
+ end;
+ end;
+ if (activeCount = 0) then exit;
+ stt := GetTimerMS();
+ while (activeCount > 0) do
+ begin
+ ct := GetTimerMS();
+ if (ct < stt) or (ct-stt >= 1500) then break;
+
+ // fuck! https://www.mail-archive.com/enet-discuss@cubik.org/msg00852.html
+ // tl;dr: on shitdows, we can get -1 sometimes, and it is *NOT* a failure.
+ // thank you, enet. let's ignore failures altogether then.
+ sres := enet_host_service(NetMHost, @NetMEvent, 100);
+ // if (sres < 0) then break;
+ if (sres <= 0) then continue;
+
+ idx := findByPeer(NetMEvent.peer);
+ if (idx < 0) then
+ begin
+ if (NetMEvent.kind = ENET_EVENT_TYPE_RECEIVE) then enet_packet_destroy(NetMEvent.packet);
+ continue;
+ end;
+
+ if (NetMEvent.kind = ENET_EVENT_TYPE_CONNECT) then
+ begin
+ mlist[idx].connectedEvent();
+ //mlist[idx].disconnect(false);
+ enet_peer_disconnect(mlist[f].peer, 0);
+ end
+ else if (NetMEvent.kind = ENET_EVENT_TYPE_DISCONNECT) then
+ begin
+ mlist[idx].disconnectedEvent();
+ Dec(activeCount);
+ end
+ else if (NetMEvent.kind = ENET_EVENT_TYPE_RECEIVE) then
+ begin
+ mlist[idx].receivedEvent(NetMEvent.packet);
+ enet_packet_destroy(NetMEvent.packet);
+ end;
+ end;
+ enet_host_destroy(NetMHost);
+ NetMHost := nil;
+end;
+
+
+//==========================================================================
+//
+// DisconnectAll
+//
+//==========================================================================
+procedure DisconnectAll (forced: Boolean=false);
+var
+ f: Integer;
+begin
+ for f := 0 to High(mlist) do
+ begin
+ if (mlist[f].isAlive()) then mlist[f].disconnect(forced);
+ end;
+end;
+
+
+//==========================================================================
+//
+// ConnectAll
+//
+//==========================================================================
+procedure ConnectAll (sendUpdate: Boolean);
+var
+ f: Integer;
+begin
+ // set flags; pulse will take care of the rest
+ for f := 0 to High(mlist) do
+ begin
+ // force reconnect
+ mlist[f].lastDisconnectTime := 0;
+ // force updating
+ if (sendUpdate) then
+ begin
+ mlist[f].NetUpdatePending := true;
+ mlist[f].lastUpdateTime := 0;
+ end;
+ end;
+end;
+
+
+//==========================================================================
+//
+// UpdateAll
+//
+//==========================================================================
+procedure UpdateAll (force: Boolean);
+var
+ f: Integer;
+begin
+ // set flags; pulse will take care of the rest
+ for f := 0 to High(mlist) do
+ begin
+ if (not mlist[f].isAlive()) then continue;
+ mlist[f].NetUpdatePending := true;
+ if (force) then mlist[f].lastUpdateTime := 0;
+ end;
+end;
+
+
+//**************************************************************************
+//
+// public api
+//
+//**************************************************************************
+
+//==========================================================================
+//
+// g_Net_Slist_Private
+//
+// make this server private
+//
+//==========================================================================
procedure g_Net_Slist_Private ();
begin
+ DisconnectAll();
+ reportsEnabled := false;
end;
-// called on network mode init
-procedure g_Net_Slist_NetworkStarted ();
+//==========================================================================
+//
+// g_Net_Slist_Public
+//
+// make this server public
+//
+//==========================================================================
+procedure g_Net_Slist_Public ();
begin
+ if (not reportsEnabled) then
+ begin
+ reportsEnabled := true;
+ ConnectAll(true);
+ end;
end;
-// called on network mode shutdown
-procedure g_Net_Slist_NetworkStopped ();
+
+//==========================================================================
+//
+// g_Net_Slist_ServerUpdate
+//
+// called while the server is running
+//
+//==========================================================================
+procedure g_Net_Slist_ServerUpdate ();
+begin
+ UpdateAll(false);
+end;
+
+
+// called when the server is started
+procedure g_Net_Slist_ServerStarted ();
begin
+ reportsEnabled := NetUseMaster;
+ if reportsEnabled and g_Game_IsServer() and g_Game_IsNet() then
+ begin
+ writeln('*** server started; reporting to master...');
+ ConnectAll(true);
+ end;
end;
+//==========================================================================
+//
+// g_Net_Slist_ServerClosed
+//
+// called when the server is stopped
+//
+//==========================================================================
+procedure g_Net_Slist_ServerClosed ();
var
- NetMHost: pENetHost = nil;
- mlist: array of TMasterHost = nil;
+ f: Integer;
+begin
+ if reportsEnabled then
+ begin
+ reportsEnabled := false;
+ for f := 0 to High(mlist) do
+ begin
+ if (mlist[f].isConnected()) then mlist[f].remove();
+ end;
+ end;
+ DisconnectAll();
+end;
- slSelection: Byte = 0;
- slFetched: Boolean = False;
- slDirPressed: Boolean = False;
- slReadUrgent: Boolean = False;
- {
- NetMHost: pENetHost = nil;
- NetMPeer: pENetPeer = nil;
- NetMEvent: ENetEvent;
- // inside the game, calling `g_Net_Slist_Connect()` is disasterous, as it is blocking.
- // so we'll use this variable to indicate if "connected" event is received.
- NetHostConnected: Boolean = false;
- NetHostConReqTime: Int64 = 0; // to timeout `connect`
- NetUpdatePending: Boolean = false;
- }
+
+//==========================================================================
+//
+// g_Net_Slist_ServerPlayerComes
+//
+// called when new netword player comes
+//
+//==========================================================================
+procedure g_Net_Slist_ServerPlayerComes ();
+begin
+ UpdateAll(true);
+end;
//==========================================================================
//
-// GetTimerMS
+// g_Net_Slist_ServerPlayerLeaves
+//
+// called when new netword player comes
//
//==========================================================================
-function GetTimerMS (): Int64;
+procedure g_Net_Slist_ServerPlayerLeaves ();
+begin
+ UpdateAll(true);
+end;
+
+
+//==========================================================================
+//
+// g_Net_Slist_ServerMapStarted
+//
+// started new map
+//
+//==========================================================================
+procedure g_Net_Slist_ServerMapStarted ();
+begin
+ UpdateAll(true);
+end;
+
+
+//==========================================================================
+//
+// g_Net_Slist_ServerRenamed
+//
+// this server renamed (or password mode changed, or other params changed)
+//
+//==========================================================================
+procedure g_Net_Slist_ServerRenamed ();
begin
- Result := sys_GetTicks() {div 1000};
+ UpdateAll(true);
end;
+//**************************************************************************
+//
+// TMasterHost
+//
+//**************************************************************************
+
//==========================================================================
//
// TMasterHost.Create
//
//==========================================================================
-constructor TMasterHost.Create (hostandport: AnsiString);
+constructor TMasterHost.Create (var ea: ENetAddress);
begin
- //host := nil;
peer := nil;
- ZeroMemory(@event, sizeof(event));
NetHostConnected := false;
NetHostConReqTime := 0;
NetUpdatePending := false;
+ lastDisconnectTime := 0;
updateSent := false;
+ lastUpdateTime := 0;
hostName := '';
- hostPort := 25665;
+ ZeroMemory(@enetAddr, sizeof(enetAddr));
+ SetLength(srvAnswer, 0);
+ srvAnswered := 0;
+ slMOTD := '';
+ slUrgent := '';
+ slReadUrgent := true;
+ justAdded := false;
+ connectCount := 0;
netmsg.Alloc(NET_BUFSIZE);
- setAddress(hostandport);
+ setAddress(ea, '');
end;
procedure TMasterHost.clear ();
begin
updateSent := false; // do not send 'remove'
- disconnect();
+ disconnect(true);
hostName := '';
- hostPort := 25665;
netmsg.Free();
+ SetLength(srvAnswer, 0);
+ srvAnswered := 0;
+ slMOTD := '';
+ slUrgent := '';
+ slReadUrgent := true;
+ ZeroMemory(@enetAddr, sizeof(enetAddr));
end;
// TMasterHost.setAddress
//
//==========================================================================
-function TMasterHost.setAddress (hostandport: AnsiString): Boolean;
-var
- cp, pp: Integer;
+function TMasterHost.setAddress (var ea: ENetAddress; hostStr: AnsiString): Boolean;
begin
result := false;
+ SetLength(srvAnswer, 0);
+ srvAnswered := 0;
+ slMOTD := '';
+ slUrgent := '';
+ slReadUrgent := true;
updateSent := false; // do not send 'remove'
- disconnect();
- addressInited := false;
+ disconnect(true);
hostName := '';
- hostPort := 25665;
- hostandport := Trim(hostandport);
- if (length(hostandport) > 0) then
- begin
- hostName := hostandport;
- cp := Pos(':', hostandport);
- if (cp > 0) then
- begin
- hostName := Copy(hostandport, 1, cp-1);
- Delete(hostandport, 1, cp);
- if (length(hostandport) > 0) then
- begin
- try
- pp := StrToInt(hostandport);
- except
- pp := -1;
- end;
- if (pp > 0) and (pp < 65536) then hostPort := pp else hostPort := 0;
- end;
- end;
- end;
- if not isValid() then exit;
- if (NetInitDone) then
- begin
- if (enet_address_set_host(@enetAddr, PChar(Addr(hostName[1]))) <> 0) then
- begin
- hostName := '';
- hostPort := 0;
- end;
- enetAddr.Port := hostPort;
- end;
+ if (not g_Net_IsNetworkAvailable()) then exit;
+
+ enetAddr := ea;
+ if (enetAddr.host = 0) or (enetAddr.port = 0) then exit;
+
+ if (length(hostStr) > 0) then hostName := hostStr else hostName := IntToStr(enetAddr.host)+':'+IntToStr(ea.port);
result := isValid();
end;
//==========================================================================
function TMasterHost.isValid (): Boolean;
begin
- result := (length(hostName) > 0) and (hostPort > 0);
+ result := (enetAddr.host <> 0) and (enetAddr.port <> 0);
end;
//==========================================================================
function TMasterHost.isConnecting (): Boolean;
begin
- result := isAlive() and (not NetHostConnected);
+ result := isAlive() and (not NetHostConnected) and (NetHostConReqTime <> -1);
end;
//==========================================================================
function TMasterHost.isConnected (): Boolean;
begin
- result := isAlive() and (NetHostConnected);
+ result := isAlive() and (NetHostConnected) and (NetHostConReqTime <> -1);
end;
//==========================================================================
//
-// TMasterHost.disconnect
+// TMasterHost.connectedEvent
//
//==========================================================================
-procedure TMasterHost.disconnect (spamConsole: Boolean=false);
+procedure TMasterHost.connectedEvent ();
begin
if not isAlive() then exit;
- if (NetMode = NET_SERVER) and isConnected() and updateSent then remove();
-
- enet_peer_disconnect(peer, 0);
- enet_host_flush(NetMHost);
+ if NetHostConnected then exit;
+ NetHostConnected := true;
+ NetHostConReqTime := 0; // just in case
+ e_LogWritefln('connected to master at [%s]', [hostName], TMsgType.Notify);
+ //g_Console_Add(Format(_lc[I_NET_MSG]+_lc[I_NET_SLIST_CONN], [mlist[f].hostName]));
+end;
- enet_peer_reset(peer);
- //enet_host_destroy(NetMHost);
- peer := nil;
- //NetMHost := nil;
- NetHostConnected := False;
- NetHostConReqTime := 0;
- NetUpdatePending := false;
- updateSent := false;
-
- if (spamConsole) then g_Console_Add(_lc[I_NET_MSG] + _lc[I_NET_SLIST_DISC]);
+//==========================================================================
+//
+// TMasterHost.disconnectedEvent
+//
+//==========================================================================
+procedure TMasterHost.disconnectedEvent ();
+begin
+ if not isAlive() then exit;
+ e_LogWritefln('disconnected from master at [%s]', [hostName], TMsgType.Notify);
+ disconnect(true);
+ //if (spamConsole) then g_Console_Add(Format(_lc[I_NET_MSG]+_lc[I_NET_SLIST_DISC], [hostName]));
end;
//==========================================================================
//
-// TMasterHost.connect
+// TMasterHost.receivedEvent
+//
+// `pkt` is never `nil`
//
//==========================================================================
-function TMasterHost.connect (): Boolean;
+procedure TMasterHost.receivedEvent (pkt: pENetPacket);
var
- res: Integer;
+ msg: TMsg;
+ MID: Byte;
+ Cnt: Byte;
+ f: Integer;
+ s: AnsiString;
begin
- updateSent := false; // do not send 'remove'
- disconnect();
- result := false;
- if not isValid() then exit;
-
- if (not NetInitDone) then exit;
-
- if (NetMHost = nil) then
+ e_LogWritefln('received packed from master at [%s]', [hostName], TMsgType.Notify);
+ if not msg.Init(pkt^.data, pkt^.dataLength, True) then exit;
+ // packet type
+ MID := msg.ReadByte();
+ if (MID <> NET_MMSG_GET) then exit;
+ e_LogWritefln('received list packet from master at [%s]', [hostName], TMsgType.Notify);
+ SetLength(srvAnswer, 0);
+ if (srvAnswered > 0) then Inc(srvAnswered);
+ slMOTD := '';
+ //slUrgent := '';
+ slReadUrgent := true;
+ // number of items
+ Cnt := msg.ReadByte();
+ //g_Console_Add(_lc[I_NET_MSG]+Format(_lc[I_NET_SLIST_RETRIEVED], [Cnt, hostName]), True);
+ e_LogWritefln('got %u server(s) from master at [%s]', [Cnt, hostName], TMsgType.Notify);
+ if (Cnt > 0) then
begin
- NetMHost := enet_host_create(nil, 1, NET_MCHANS, 0, 0);
- if (NetMHost = nil) then
+ SetLength(srvAnswer, Cnt);
+ for f := 0 to Cnt-1 do
begin
- g_Console_Add(_lc[I_NET_MSG_ERROR]+_lc[I_NET_ERR_CLIENT], True);
- Exit;
+ srvAnswer[f].Number := f;
+ srvAnswer[f].IP := msg.ReadString();
+ srvAnswer[f].Port := msg.ReadWord();
+ srvAnswer[f].Name := msg.ReadString();
+ srvAnswer[f].Map := msg.ReadString();
+ srvAnswer[f].GameMode := msg.ReadByte();
+ srvAnswer[f].Players := msg.ReadByte();
+ srvAnswer[f].MaxPlayers := msg.ReadByte();
+ srvAnswer[f].Protocol := msg.ReadByte();
+ srvAnswer[f].Password := msg.ReadByte() = 1;
+ enet_address_set_host(Addr(srvAnswer[f].PingAddr), PChar(Addr(srvAnswer[f].IP[1])));
+ srvAnswer[f].Ping := -1;
+ srvAnswer[f].PingAddr.port := NET_PING_PORT;
end;
end;
- if (not addressInited) then
+ if (msg.ReadCount < msg.CurSize) then
begin
- if (enet_address_set_host(@enetAddr, PChar(Addr(hostName[1]))) <> 0) then
+ // new master, supports version reports
+ s := msg.ReadString();
+ if (s <> {MyVer}GAME_VERSION) then
begin
- hostName := '';
- hostPort := 0;
- exit;
+ { TODO }
+ g_Console_Add('!!! UpdVer = `'+s+'`');
end;
- enetAddr.Port := hostPort;
- addressInited := true;
- end;
-
- peer := enet_host_connect(NetMHost, @enetAddr, NET_MCHANS, 0);
- if (peer = nil) then
- begin
- g_Console_Add(_lc[I_NET_MSG_ERROR]+_lc[I_NET_ERR_CLIENT], true);
- //enet_host_destroy(NetMHost);
- //NetMHost := nil;
- exit;
- end;
-
- res := enet_host_service(NetMHost, @event, 0);
- if (res < 0) then
- begin
- enet_peer_reset(peer);
- peer := nil;
- exit;
- end;
-
- result := true;
- if (res > 0) then
- begin
- if (event.kind = ENET_EVENT_TYPE_CONNECT) then
+ // even newer master, supports extra info
+ if (msg.ReadCount < msg.CurSize) then
begin
- NetHostConnected := true;
- g_Console_Add(_lc[I_NET_MSG]+_lc[I_NET_SLIST_CONN]);
- exit;
+ slMOTD := b_Text_Format(msg.ReadString());
+ if (slMOTD <> '') then e_LogWritefln('got MOTD from master at [%s]: %s', [hostName, slMOTD], TMsgType.Notify);
+ s := b_Text_Format(msg.ReadString());
+ // check if the message has updated and the user has to read it again
+ if (slUrgent <> s) then slReadUrgent := false;
+ slUrgent := s;
+ if (s <> '') then e_LogWritefln('got urgent from master at [%s]: %s', [hostName, s], TMsgType.Notify);
end;
- if (event.kind = ENET_EVENT_TYPE_RECEIVE) then enet_packet_destroy(event.packet);
end;
+end;
- if not NetHostConnected then NetHostConReqTime := GetTimerMS();
- {
- if (blocking) then
+//==========================================================================
+//
+// TMasterHost.disconnect
+//
+//==========================================================================
+procedure TMasterHost.disconnect (forced: Boolean);
+begin
+ if isAlive() then
begin
- g_Console_Add(_lc[I_NET_MSG_ERROR] + _lc[I_NET_SLIST_ERROR], True);
-
- if NetMPeer <> nil then enet_peer_reset(NetMPeer);
- if NetMHost <> nil then enet_host_destroy(NetMHost);
- NetMPeer := nil;
- NetMHost := nil;
- NetHostConnected := False;
- NetHostConReqTime := 0;
- NetUpdatePending := false;
+ lastDisconnectTime := GetTimerMS();
+ if forced or (not NetHostConnected) or (NetHostConReqTime = -1) then
+ begin
+ enet_peer_reset(peer);
+ peer := nil;
+ NetHostConReqTime := 0;
+ updateSent := false;
+ end
+ else
+ begin
+ enet_peer_disconnect_later(peer, 0);
+ // main pulse will take care of the rest
+ NetHostConReqTime := -1;
+ end;
end
else
begin
- NetHostConReqTime := GetTimerMS();
- g_Console_Add(_lc[I_NET_MSG] + _lc[I_NET_SLIST_WCONN]);
+ // just in case
+ NetHostConReqTime := 0;
+ updateSent := false;
end;
- }
+
+ NetHostConnected := false;
+ NetUpdatePending := false;
+ lastUpdateTime := 0;
+ //if (spamConsole) then g_Console_Add(Format(_lc[I_NET_MSG]+_lc[I_NET_SLIST_DISC], [hostName]));
end;
//==========================================================================
//
-// TMasterHost.processPendingConnection
-//
-// should be called only if host/peer is here
-// returns `false` if not connected or dead
+// TMasterHost.connect
//
//==========================================================================
-function TMasterHost.processPendingConnection (timeout: Integer=0): Boolean;
-var
- ct: Int64;
- cres: Integer;
+function TMasterHost.connect (): Boolean;
begin
result := false;
- if not isAlive() then exit;
- // are we waiting for connection?
- if (not NetHostConnected) then
+ if not isValid() then exit;
+ if (NetHostConReqTime = -1) then
begin
- // check for connection event
- cres := enet_host_service(NetMHost, @event, timeout);
- if (cres < 0) then
- begin
- //TODO: reconnect here
- updateSent := false; // do not send 'remove'
- disconnect();
- exit;
- end;
- if (cres > 0) then
- begin
- if (event.kind = ENET_EVENT_TYPE_CONNECT) then
- begin
- NetHostConnected := true;
- if NetUpdatePending then update(false);
- g_Console_Add(_lc[I_NET_MSG]+_lc[I_NET_SLIST_CONN]);
- result := true;
- exit;
- end
- else if (event.kind = ENET_EVENT_TYPE_DISCONNECT) then
- begin
- //TODO: reconnect here
- updateSent := false; // do not send 'remove'
- disconnect();
- exit;
- end
- else if (event.kind = ENET_EVENT_TYPE_RECEIVE) then
- begin
- enet_packet_destroy(event.packet);
- end;
- end;
- // check for connection timeout
- if (not NetHostConnected) then
- begin
- ct := GetTimerMS();
- if (ct < NetHostConReqTime) or (ct-NetHostConReqTime >= 3000) then
- begin
- // do not spam with error messages, it looks like the master is down
- //g_Console_Add(_lc[I_NET_MSG_ERROR] + _lc[I_NET_SLIST_ERROR], True);
- disconnect(false);
- end;
- exit;
- end;
+ disconnect(true);
+ if (NetHostConReqTime = -1) then e_LogWritefln('ketmar broke master [%s] logic! (000)', [hostName], TMsgType.Notify);
+ if (isAlive()) then e_LogWritefln('ketmar broke master [%s] logic! (001)', [hostName], TMsgType.Notify);
+ end
+ else
+ begin
+ if isAlive() then begin result := true; exit; end;
end;
- result := true;
+
+ lastDisconnectTime := GetTimerMS(); // why not?
+ SetLength(srvAnswer, 0);
+ srvAnswered := 0;
+ NetHostConnected := false;
+ NetHostConReqTime := 0;
+ NetUpdatePending := false;
+ updateSent := false;
+ lastUpdateTime := 0;
+ Inc(connectCount);
+
+ peer := enet_host_connect(NetMHost, @enetAddr, NET_MCHANS, 0);
+ if (peer = nil) then
+ begin
+ g_Console_Add(_lc[I_NET_MSG_ERROR]+_lc[I_NET_ERR_CLIENT], true);
+ exit;
+ end;
+
+ NetHostConReqTime := lastDisconnectTime;
+ e_LogWritefln('connecting to master at [%s]', [hostName], TMsgType.Notify);
end;
//==========================================================================
class procedure TMasterHost.writeInfo (var msg: TMsg);
var
- wad, map: string;
+ wad, map: AnsiString;
begin
wad := g_ExtractWadNameNoPath(gMapInfo.Map);
map := g_ExtractFileName(gMapInfo.Map);
//==========================================================================
//
-// TMasterHost.update
+// TMasterHost.update
+//
+//==========================================================================
+procedure TMasterHost.update ();
+var
+ pkt: pENetPacket;
+begin
+ if not isAlive() then exit;
+ if not isConnected() then
+ begin
+ NetUpdatePending := isConnecting();
+ exit;
+ end;
+
+ netmsg.Clear();
+
+ if reportsEnabled and g_Game_IsServer() and g_Game_IsNet() and NetUseMaster then
+ begin
+ try
+ netmsg.Write(Byte(NET_MMSG_UPD));
+ netmsg.Write(NetAddr.port);
+ //writeln(formatstrf('%08x', [NetAddr.host]), ' : ', NetAddr.host);
+
+ writeInfo(netmsg);
+
+ pkt := enet_packet_create(netmsg.Data, netmsg.CurSize, ENET_PACKET_FLAG_RELIABLE);
+ if assigned(pkt) then
+ begin
+ if (enet_peer_send(peer, NET_MCHAN_UPD, pkt) = 0) then
+ begin
+ e_LogWritefln('sent update to master at [%s]', [hostName], TMsgType.Notify);
+ NetUpdatePending := false;
+ updateSent := true;
+ end;
+ end;
+ finally
+ netmsg.Clear();
+ end;
+ end
+ else
+ begin
+ NetUpdatePending := false;
+ end;
+end;
+
+
+//==========================================================================
+//
+// TMasterHost.remove
+//
+//==========================================================================
+procedure TMasterHost.remove ();
+var
+ pkt: pENetPacket;
+begin
+ NetUpdatePending := false;
+ lastUpdateTime := 0;
+ updateSent := false;
+ if not isAlive() then exit;
+ if not isConnected() then exit;
+
+ netmsg.Clear();
+ try
+ netmsg.Write(Byte(NET_MMSG_DEL));
+ netmsg.Write(NetAddr.port);
+
+ pkt := enet_packet_create(netmsg.Data, netmsg.CurSize, ENET_PACKET_FLAG_RELIABLE);
+ if assigned(pkt) then
+ begin
+ enet_peer_send(peer, NET_MCHAN_MAIN, pkt);
+ end;
+ finally
+ netmsg.Clear();
+ end;
+end;
+
+
+//==========================================================================
+//
+// TMasterHost.pulse
+//
+// this performs various scheduled tasks, if necessary
+//
+//==========================================================================
+procedure TMasterHost.pulse ();
+var
+ ct: Int64;
+ mrate: Cardinal;
+begin
+ if not isAlive() then exit;
+ if (NetHostConReqTime = -1) then exit; // waiting for shutdown (disconnect in progress)
+ ct := GetTimerMS();
+ // process pending connection timeout
+ if (not NetHostConnected) then
+ begin
+ if (ct < NetHostConReqTime) or (ct-NetHostConReqTime >= 1000*NMASTER_TIMEOUT_CONNECT) then
+ begin
+ e_LogWritefln('failed to connect to master at [%s]', [hostName], TMsgType.Notify);
+ // do not spam with error messages, it looks like the master is down
+ //g_Console_Add(_lc[I_NET_MSG_ERROR] + _lc[I_NET_SLIST_ERROR], True);
+ disconnect(true);
+ end;
+ exit;
+ end;
+ // send update, if necessary
+ if (NetUpdatePending) then
+ begin
+ mrate := NetMasterRate;
+ if (mrate < 10000) then mrate := 10000
+ else if (mrate > 1000*60*10) then mrate := 1000*60*10;
+ if (NMASTER_FORCE_UPDATE_TIMEOUT > 0) then mrate := NMASTER_FORCE_UPDATE_TIMEOUT*1000;
+ if (lastUpdateTime = 0) or (ct < lastUpdateTime) or (ct-lastUpdateTime >= mrate) then
+ begin
+ //e_LogWritefln('update timeout: %d', [Integer(mrate)], TMsgType.Notify);
+ lastUpdateTime := ct;
+ update();
+ end;
+ end;
+end;
+
+
+//**************************************************************************
+//
+// other functions
+//
+//**************************************************************************
+type
+ THashStrDWord = specialize THashBase<AnsiString, LongWord, THashKeyStrAnsiCI>;
+
+var
+ knownHosts: THashStrDWord = nil;
+
+
+//==========================================================================
+//
+// parseAddressPort
//
//==========================================================================
-procedure TMasterHost.update (immediateSend: Boolean=true);
+function parseAddressPort (var ea: ENetAddress; hostandport: AnsiString): Boolean;
var
- pkt: pENetPacket;
+ cp, port: Integer;
+ hostName: AnsiString;
+ ip: LongWord;
begin
- if not processPendingConnection() then
- begin
- NetUpdatePending := isConnecting();
- exit;
- end;
-
- NetUpdatePending := false;
+ result := false;
+ if (not g_Net_IsNetworkAvailable()) then exit;
- netmsg.Clear();
- netmsg.Write(Byte(NET_MMSG_UPD));
- netmsg.Write(NetAddr.port);
+ hostandport := Trim(hostandport);
+ if (length(hostandport) = 0) then exit;
- writeInfo(netmsg);
+ hostName := hostandport;
+ port := 25665;
- pkt := enet_packet_create(netmsg.Data, netmsg.CurSize, ENET_PACKET_FLAG_RELIABLE);
- if assigned(pkt) then
+ cp := Pos(':', hostandport);
+ if (cp > 0) then
begin
- enet_peer_send(peer, NET_MCHAN_UPD, pkt);
- if (immediateSend) then enet_host_flush(NetMHost);
+ hostName := Trim(Copy(hostandport, 1, cp-1));
+ Delete(hostandport, 1, cp);
+ hostandport := Trim(hostandport);
+ if (length(hostandport) > 0) then
+ begin
+ try
+ port := StrToInt(hostandport);
+ except
+ port := -1;
+ end;
+ end;
end;
- netmsg.Clear();
-end;
-
-
-//==========================================================================
-//
-// TMasterHost.remove
-//
-//==========================================================================
-procedure TMasterHost.remove ();
-var
- pkt: pENetPacket;
-begin
- if not processPendingConnection() then exit;
+ if (length(hostName) = 0) then exit;
+ if (port < 1) or (port > 65535) then exit;
- netmsg.Clear();
- netmsg.Write(Byte(NET_MMSG_DEL));
- netmsg.Write(NetAddr.port);
+ if not assigned(knownHosts) then knownHosts := THashStrDWord.Create();
- pkt := enet_packet_create(netmsg.Data, netmsg.CurSize, ENET_PACKET_FLAG_RELIABLE);
- if assigned(pkt) then
+ if knownHosts.get(hostName, ip) then
begin
- enet_peer_send(peer, NET_MCHAN_MAIN, pkt);
- enet_host_flush(NetMHost);
+ ea.host := ip;
+ end
+ else
+ begin
+ if (enet_address_set_host(@ea, PChar(Addr(hostName[1]))) <> 0) then
+ begin
+ knownHosts.put(hostName, 0);
+ exit;
+ end;
+ knownHosts.put(hostName, ea.host);
end;
-
- netmsg.Clear();
+ ea.Port := port;
+ result := true;
end;
//==========================================================================
//
-// TMasterHost.waitForConnection
-//
-// returns `false` if connection failed
+// addMasterRecord
//
//==========================================================================
-function TMasterHost.waitForConnection (): Boolean;
+procedure addMasterRecord (var ea: ENetAddress; sa: AnsiString);
+var
+ f: Integer;
+ freeIdx: Integer;
begin
- result := isAlive();
- if not result then exit;
- while isAlive() and isConnecting() do
+ freeIdx := -1;
+ for f := 0 to High(mlist) do
begin
- if not processPendingConnection(300) then break;
+ if (mlist[f].enetAddr.host = ea.host) and (mlist[f].enetAddr.port = ea.port) then
+ begin
+ mlist[f].justAdded := true;
+ exit;
+ end;
+ if (freeIdx < 0) and (not mlist[f].isValid()) then freeIdx := f;
end;
- if not isConnected() then
+ if (freeIdx < 0) then
begin
- updateSent := false; // do not send 'remove'
- disconnect();
+ freeIdx := length(mlist);
+ SetLength(mlist, freeIdx+1);
+ mlist[freeIdx].Create(ea);
end;
- result := isAlive();
+ mlist[freeIdx].justAdded := true;
+ mlist[freeIdx].setAddress(ea, sa);
+ e_LogWritefln('added masterserver with address [%s]', [sa], TMsgType.Notify);
end;
//==========================================================================
//
-// TMasterHost.service
-//
-// call as often as you want, the object will do the rest
-// but try to call this at least once in 100 msecs
-//
-// returns `true` if we got a packet (it won't be parsed to TMsg)
+// g_Net_Slist_Set
//
//==========================================================================
-function TMasterHost.service (timeout: Integer=0): Boolean;
+procedure g_Net_Slist_Set (list: AnsiString);
var
- ct: Int64;
- hres: Integer;
+ f, dest: Integer;
+ sa: AnsiString;
+ ea: ENetAddress;
+ pp: Integer;
begin
- result := false;
- if not isAlive() then exit;
- if not processPendingConnection() then exit;
+ if (not g_Net_IsNetworkAvailable()) then exit;
- ct := GetTimerMS();
- if (ct < lastUpdateTime) or (ct-lastUpdateTime >= 1000*60) then
+ for f := 0 to High(mlist) do mlist[f].justAdded := false;
+
+ list := Trim(list);
+ //writeln('list=[', list, ']');
+ while (length(list) > 0) do
begin
- lastUpdateTime := ct;
- update(false);
+ pp := Pos(',', list);
+ if (pp < 1) then pp := length(list)+1;
+ sa := Trim(Copy(list, 1, pp-1));
+ Delete(list, 1, pp);
+ //writeln(' sa=[', sa, ']');
+ if (length(sa) > 0) and parseAddressPort(ea, sa) then addMasterRecord(ea, sa);
end;
- while true do
+ // remove unknown master servers
+ dest := 0;
+ for f := 0 to High(mlist) do
begin
- hres := enet_host_service(NetMHost, @event, timeout);
- if (hres < 0) then
- begin
- //TODO: reconnect here
- updateSent := false; // do not send 'remove'
- disconnect();
- exit;
- end;
- if (hres = 0) then break;
- if (event.kind = ENET_EVENT_TYPE_CONNECT) then
- begin
- NetHostConnected := true;
- if NetUpdatePending then update(false);
- g_Console_Add(_lc[I_NET_MSG]+_lc[I_NET_SLIST_CONN]);
- end
- else if (event.kind = ENET_EVENT_TYPE_DISCONNECT) then
- begin
- //TODO: reconnect here
- g_Console_Add(_lc[I_NET_MSG]+_lc[I_NET_SLIST_LOST], True);
- updateSent := false; // do not send 'remove'
- disconnect();
- exit;
- end
- else if (event.kind = ENET_EVENT_TYPE_RECEIVE) then
+ if (not mlist[f].justAdded) then mlist[f].clear();
+ if (mlist[f].isValid()) then
begin
- //enet_packet_destroy(event.packet);
- //if (timeout <> 0) then break;
- result := true;
- exit;
+ if (dest <> f) then mlist[dest] := mlist[f];
+ Inc(dest);
end;
end;
+ if (dest <> length(mlist)) then SetLength(mlist, dest);
end;
+//**************************************************************************
+//
+// main pulse
+//
+//**************************************************************************
+
//==========================================================================
//
-// TMasterHost.clearPacket
+// isMasterReportsEnabled
//
//==========================================================================
-procedure TMasterHost.clearPacket ();
+function isMasterReportsEnabled (): Boolean;
begin
- if (event.packet <> nil) then
- begin
- enet_packet_destroy(event.packet);
- event.packet := nil;
- end;
+ result := (reportsEnabled and g_Game_IsServer() and g_Game_IsNet() and NetUseMaster);
end;
-//**************************************************************************
+//==========================================================================
//
-// other functions
+// g_Net_Slist_Pulse
//
-//**************************************************************************
-
-procedure g_Net_Slist_Set (IP: string; Port: Word);
+// non-zero timeout ignores current status (used to fetch server list)
+//
+//==========================================================================
+procedure g_Net_Slist_Pulse (timeout: Integer=0);
+var
+ f: Integer;
+ sres: Integer;
+ idx: Integer;
+ ct: Int64;
+ isListQuery: Boolean;
+ count: Integer;
begin
+ if (not g_Net_IsNetworkAvailable()) then exit;
+
if (length(mlist) = 0) then
begin
- SetLength(mlist, 1);
- mlist[0].Create(ip+':'+IntToStr(Port));
- end
- else
+ if (NetMHost <> nil) then
+ begin
+ enet_host_destroy(NetMHost);
+ NetMHost := nil;
+ exit;
+ end;
+ end;
+
+ if (NetMHost = nil) then
begin
- mlist[0].setAddress(ip+':'+IntToStr(Port));
+ NetMHost := enet_host_create(nil, 64, NET_MCHANS, 1024*1024, 1024*1024);
+ if (NetMHost = nil) then
+ begin
+ e_LogWriteln(_lc[I_NET_MSG_ERROR] + _lc[I_NET_ERR_CLIENT] + ' (host_create)', TMsgType.Notify);
+ for f := 0 to High(mlist) do mlist[f].clear();
+ SetLength(mlist, 0);
+ Exit;
+ end;
end;
- e_LogWritefln('Masterserver address set to %s:%u', [IP, Port], TMsgType.Notify);
- {
- if NetInitDone then
+
+ isListQuery := (timeout > 0);
+ ct := GetTimerMS();
+ // reconnect/disconnect/pulse for each master
+ for f := 0 to High(mlist) do
begin
- enet_address_set_host(@NetSlistAddr, PChar(Addr(IP[1])));
- NetSlistAddr.Port := Port;
- e_WriteLog('Masterserver address set to ' + IP + ':' + IntToStr(Port), TMsgType.Notify);
+ if (not mlist[f].isValid()) then continue;
+ if (not mlist[f].isAlive()) then
+ begin
+ // not connected; try to reconnect if we're asking for a host list, or we are in netgame, and we are the host
+ if (not isListQuery) and isMasterReportsEnabled() then
+ begin
+ if (mlist[f].lastDisconnectTime = 0) or (ct < mlist[f].lastDisconnectTime) or (ct-mlist[f].lastDisconnectTime >= 1000*NMASTER_TIMEOUT_RECONNECT) then
+ begin
+ e_LogWritefln('reconnecting to master [%s]', [mlist[f].hostName], TMsgType.Notify);
+ mlist[f].connect();
+ end
+ else
+ begin
+ //e_LogWritefln('DEAD master [%s]: ct=%d; ldt=%d; diff=%d', [mlist[f].hostName, Integer(ct), Integer(mlist[f].lastDisconnectTime), Integer(ct-mlist[f].lastDisconnectTime)], TMsgType.Notify);
+ end;
+ end;
+ end
+ else
+ begin
+ // if we're not in slist query, and not in netgame (or not a host), disconnect
+ if (not isListQuery) and (not isMasterReportsEnabled()) then
+ begin
+ if (mlist[f].isConnected()) and (mlist[f].updateSent) then
+ begin
+ e_LogWritefln('removing from master [%s]', [mlist[f].hostName], TMsgType.Notify);
+ mlist[f].remove();
+ end;
+ e_LogWritefln('disconnecting from master [%s]', [mlist[f].hostName], TMsgType.Notify);
+ mlist[f].disconnect(false);
+ end;
+ end;
+ mlist[f].pulse();
end;
- }
-end;
+ // fuck! https://www.mail-archive.com/enet-discuss@cubik.org/msg00852.html
+ // tl;dr: on shitdows, we can get -1 sometimes, and it is *NOT* a failure.
+ // thank you, enet. let's ignore failures altogether then.
+ count := 10; // no more than ten events in a row
+ sres := enet_host_service(NetMHost, @NetMEvent, timeout);
+ while (sres > 0) do
+ begin
+ {
+ if (sres < 0) then
+ begin
+ e_LogWriteln(_lc[I_NET_MSG_ERROR] + _lc[I_NET_ERR_CLIENT] + ' (host_service)', TMsgType.Notify);
+ for f := 0 to High(mlist) do mlist[f].clear();
+ SetLength(mlist, 0);
+ enet_host_destroy(NetMHost);
+ NetMHost := nil;
+ exit;
+ end;
+ }
-//**************************************************************************
-//
-// main pulse
-//
-//**************************************************************************
-procedure g_Net_Slist_Pulse ();
-begin
+ idx := findByPeer(NetMEvent.peer);
+ if (idx < 0) then
+ begin
+ e_LogWriteln('network event from unknown master host. ignored.', TMsgType.Warning);
+ if (NetMEvent.kind = ENET_EVENT_TYPE_RECEIVE) then enet_packet_destroy(NetMEvent.packet);
+ end
+ else
+ begin
+ if (NetMEvent.kind = ENET_EVENT_TYPE_CONNECT) then
+ begin
+ mlist[idx].connectedEvent();
+ end
+ else if (NetMEvent.kind = ENET_EVENT_TYPE_DISCONNECT) then
+ begin
+ mlist[idx].disconnectedEvent();
+ end
+ else if (NetMEvent.kind = ENET_EVENT_TYPE_RECEIVE) then
+ begin
+ mlist[idx].receivedEvent(NetMEvent.packet);
+ enet_packet_destroy(NetMEvent.packet);
+ end;
+ end;
+
+ Dec(count);
+ if (count = 0) then break;
+ sres := enet_host_service(NetMHost, @NetMEvent, 0);
+ end;
end;
function g_Net_Slist_Fetch (var SL: TNetServerList): Boolean;
var
Cnt: Byte;
- P: pENetPacket;
- MID: Byte;
+ pkt: pENetPacket;
I, RX: Integer;
T: Int64;
Sock: ENetSocket;
InMsg: TMsg;
SvAddr: ENetAddress;
FromSL: Boolean;
- MyVer, Str: string;
+ MyVer: AnsiString;
procedure ProcessLocal ();
begin
if Length(SL) = 0 then SL := nil;
end;
+var
+ f, c, n, pos: Integer;
+ aliveCount: Integer;
+ hasUnanswered: Boolean;
+ stt, ct: Int64;
+ tmpsv: TNetServer;
begin
- Result := False;
+ result := false;
SL := nil;
- if (length(mlist) > 0) and (mlist[0].isAlive()) then
+ if (not g_Net_IsNetworkAvailable()) then
begin
- CheckLocalServers();
- Exit;
+ SetLength(SL, 0);
+ exit;
end;
- if (length(mlist) = 0) or (not mlist[0].connect()) then
- begin
- CheckLocalServers();
- Exit;
- end;
+ g_Net_Slist_Pulse(); // this will create mhost
+
+ DisconnectAll(true); // forced disconnect
- if not mlist[0].waitForConnection() then
+ for f := 0 to High(mlist) do
begin
- CheckLocalServers();
- Exit;
+ mlist[f].connectCount := 0;
+ mlist[f].srvAnswered := 0;
end;
- e_WriteLog('Fetching serverlist...', TMsgType.Notify);
- g_Console_Add(_lc[I_NET_MSG] + _lc[I_NET_SLIST_FETCH]);
-
NetOut.Clear();
NetOut.Write(Byte(NET_MMSG_GET));
MyVer := GAME_VERSION;
NetOut.Write(MyVer);
- P := enet_packet_create(NetOut.Data, NetOut.CurSize, Cardinal(ENET_PACKET_FLAG_RELIABLE));
- enet_peer_send(mlist[0].peer, NET_MCHAN_MAIN, P);
- enet_host_flush(NetMHost);
+ try
+ e_WriteLog('Fetching serverlist...', TMsgType.Notify);
+ g_Console_Add(_lc[I_NET_MSG]+_lc[I_NET_SLIST_FETCH]);
- while mlist[0].isAlive() do
- begin
- if not mlist[0].service(5000) then continue;
- if not InMsg.Init(mlist[0].event.packet^.data, mlist[0].event.packet^.dataLength, True) then
+ // wait until all servers connected and answered
+ stt := GetTimerMS();
+ while true do
begin
- mlist[0].clearPacket();
- continue;
+ aliveCount := 0;
+ hasUnanswered := false;
+ for f := 0 to High(mlist) do
+ begin
+ {
+ e_LogWritefln(' master #%d: [%s] valid=%d; alive=%d; connected=%d; connecting=%d',
+ [f, mlist[f].hostName, Integer(mlist[f].isValid()), Integer(mlist[f].isAlive()),
+ Integer(mlist[f].isConnected()), Integer(mlist[f].isConnecting())], TMsgType.Notify);
+ }
+ if (not mlist[f].isValid()) then continue;
+ if (not mlist[f].isAlive()) then
+ begin
+ if (mlist[f].connectCount = 0) then
+ begin
+ mlist[f].connect();
+ if (mlist[f].isAlive()) then
+ begin
+ //g_Console_Add(Format(_lc[I_NET_MSG]+_lc[I_NET_SLIST_WCONN], [mlist[f].hostName]));
+ hasUnanswered := true;
+ stt := GetTimerMS();
+ end;
+ end
+ else if (mlist[f].srvAnswered > 1) then
+ begin
+ Inc(aliveCount);
+ end;
+ end
+ else if (mlist[f].isConnected()) then
+ begin
+ //g_Console_Add(Format(_lc[I_NET_MSG]+_lc[I_NET_SLIST_CONN], [mlist[f].hostName]));
+ if (mlist[f].srvAnswered = 0) then
+ begin
+ pkt := enet_packet_create(NetOut.Data, NetOut.CurSize, Cardinal(ENET_PACKET_FLAG_RELIABLE));
+ if assigned(pkt) then
+ begin
+ if (enet_peer_send(mlist[f].peer, NET_MCHAN_MAIN, pkt) = 0) then
+ begin
+ hasUnanswered := true;
+ mlist[f].srvAnswered := 1;
+ stt := GetTimerMS();
+ end;
+ end;
+ end
+ else if (mlist[f].srvAnswered = 1) then
+ begin
+ hasUnanswered := true;
+ end
+ else if (mlist[f].srvAnswered > 1) then
+ begin
+ Inc(aliveCount);
+ mlist[f].disconnect(false); // not forced
+ end;
+ end
+ else if (mlist[f].isConnecting()) then
+ begin
+ hasUnanswered := true;
+ end;
+ end;
+ if (not hasUnanswered) then break;
+ // check for timeout
+ ct := GetTimerMS();
+ if (ct < stt) or (ct-stt > 4000) then break;
+ g_Net_Slist_Pulse(300);
end;
- MID := InMsg.ReadByte();
-
- if (MID <> NET_MMSG_GET) then
+ if (aliveCount = 0) then
begin
- mlist[0].clearPacket();
- continue;
+ DisconnectAll();
+ CheckLocalServers();
+ exit;
end;
- Cnt := InMsg.ReadByte();
- g_Console_Add(_lc[I_NET_MSG]+Format(_lc[I_NET_SLIST_RETRIEVED], [Cnt]), True);
+ Result := True;
+ slMOTD := '';
+ {
+ slUrgent := '';
+ slReadUrgent := true;
+ }
- if (Cnt > 0) then
+ SetLength(SL, 0);
+ for f := 0 to High(mlist) do
begin
- SetLength(SL, Cnt);
-
- for I := 0 to Cnt-1 do
+ if (mlist[f].srvAnswered < 2) then continue;
+ for n := 0 to High(mlist[f].srvAnswer) do
begin
- SL[I].Number := I;
- SL[I].IP := InMsg.ReadString();
- SL[I].Port := InMsg.ReadWord();
- SL[I].Name := InMsg.ReadString();
- SL[I].Map := InMsg.ReadString();
- SL[I].GameMode := InMsg.ReadByte();
- SL[I].Players := InMsg.ReadByte();
- SL[I].MaxPlayers := InMsg.ReadByte();
- SL[I].Protocol := InMsg.ReadByte();
- SL[I].Password := InMsg.ReadByte() = 1;
- enet_address_set_host(Addr(SL[I].PingAddr), PChar(Addr(SL[I].IP[1])));
- SL[I].Ping := -1;
- SL[I].PingAddr.port := NET_PING_PORT;
+ pos := -1;
+ for c := 0 to High(SL) do
+ begin
+ if (SL[c].IP = mlist[f].srvAnswer[n].IP) and (SL[c].Port = mlist[f].srvAnswer[n].Port) then
+ begin
+ pos := c;
+ break;
+ end;
+ end;
+ if (pos < 0) then
+ begin
+ pos := length(SL);
+ SetLength(SL, pos+1);
+ SL[pos] := mlist[f].srvAnswer[n];
+ SL[pos].Number := pos;
+ end;
end;
- end;
-
- if InMsg.ReadCount < InMsg.CurSize then
- begin
- // new master, supports version reports
- Str := InMsg.ReadString();
- if (Str <> MyVer) then
+ if (not mlist[f].slReadUrgent) and (mlist[f].slUrgent <> '') then
begin
- { TODO }
- g_Console_Add('!!! UpdVer = `' + Str + '`');
+ if (mlist[f].slUrgent <> slUrgent) then
+ begin
+ slUrgent := mlist[f].slUrgent;
+ slReadUrgent := false;
+ end;
end;
- // even newer master, supports extra info
- if (InMsg.ReadCount < InMsg.CurSize) then
+ if (slMOTD <> '') and (mlist[f].slMOTD <> '') then
begin
- slMOTD := b_Text_Format(InMsg.ReadString());
- Str := b_Text_Format(InMsg.ReadString());
- // check if the message has updated and the user has to read it again
- if slUrgent <> Str then slReadUrgent := False;
- slUrgent := Str;
+ slMOTD := mlist[f].slMOTD;
end;
end;
- mlist[0].clearPacket();
- Result := True;
- break;
- end;
-
- mlist[0].disconnect(false);
- NetOut.Clear();
+ DisconnectAll();
- if Length(SL) = 0 then
- begin
- CheckLocalServers();
- Exit;
- end;
+ if (length(SL) = 0) then
+ begin
+ CheckLocalServers();
+ exit;
+ end;
- Sock := enet_socket_create(ENET_SOCKET_TYPE_DATAGRAM);
- if Sock = ENET_SOCKET_NULL then Exit;
- enet_socket_set_option(Sock, ENET_SOCKOPT_NONBLOCK, 1);
+ Sock := enet_socket_create(ENET_SOCKET_TYPE_DATAGRAM);
+ if Sock = ENET_SOCKET_NULL then Exit;
+ enet_socket_set_option(Sock, ENET_SOCKOPT_NONBLOCK, 1);
- for I := Low(SL) to High(SL) do PingServer(SL[I], Sock);
+ for I := Low(SL) to High(SL) do PingServer(SL[I], Sock);
- enet_socket_set_option(Sock, ENET_SOCKOPT_BROADCAST, 1);
- PingBcast(Sock);
+ enet_socket_set_option(Sock, ENET_SOCKOPT_BROADCAST, 1);
+ PingBcast(Sock);
- T := GetTimerMS();
+ T := GetTimerMS();
- InMsg.Alloc(NET_BUFSIZE);
- Buf.data := InMsg.Data;
- Buf.dataLength := InMsg.MaxSize;
- Cnt := 0;
- while GetTimerMS() - T <= 500 do
- begin
- InMsg.Clear();
+ InMsg.Alloc(NET_BUFSIZE);
+ Buf.data := InMsg.Data;
+ Buf.dataLength := InMsg.MaxSize;
+ Cnt := 0;
+ while GetTimerMS() - T <= 500 do
+ begin
+ InMsg.Clear();
- RX := enet_socket_receive(Sock, @SvAddr, @Buf, 1);
- if RX <= 0 then continue;
- InMsg.CurSize := RX;
+ RX := enet_socket_receive(Sock, @SvAddr, @Buf, 1);
+ if RX <= 0 then continue;
+ InMsg.CurSize := RX;
- InMsg.BeginReading();
+ InMsg.BeginReading();
- if InMsg.ReadChar() <> 'D' then continue;
- if InMsg.ReadChar() <> 'F' then continue;
+ if InMsg.ReadChar() <> 'D' then continue;
+ if InMsg.ReadChar() <> 'F' then continue;
- FromSL := False;
- for I := Low(SL) to High(SL) do
- if (SL[I].PingAddr.host = SvAddr.host) and
- (SL[I].PingAddr.port = SvAddr.port) then
+ with tmpsv do
begin
- with SL[I] do
+ Port := InMsg.ReadWord();
+ Ping := InMsg.ReadInt64();
+ Ping := GetTimerMS() - Ping;
+ Name := InMsg.ReadString();
+ Map := InMsg.ReadString();
+ GameMode := InMsg.ReadByte();
+ Players := InMsg.ReadByte();
+ MaxPlayers := InMsg.ReadByte();
+ Protocol := InMsg.ReadByte();
+ Password := InMsg.ReadByte() = 1;
+ LocalPl := InMsg.ReadByte();
+ Bots := InMsg.ReadWord();
+ PingAddr := SvAddr;
+ end;
+
+ FromSL := False;
+ for I := Low(SL) to High(SL) do
+ if (SL[I].PingAddr.host = SvAddr.host) and
+ (SL[I].PingAddr.port = SvAddr.port) and
+ (SL[I].Port = tmpsv.Port) and
+ (SL[I].Name = tmpsv.Name) then
begin
- Port := InMsg.ReadWord();
- Ping := InMsg.ReadInt64();
- Ping := GetTimerMS() - Ping;
- Name := InMsg.ReadString();
- Map := InMsg.ReadString();
- GameMode := InMsg.ReadByte();
- Players := InMsg.ReadByte();
- MaxPlayers := InMsg.ReadByte();
- Protocol := InMsg.ReadByte();
- Password := InMsg.ReadByte() = 1;
- LocalPl := InMsg.ReadByte();
- Bots := InMsg.ReadWord();
+ tmpsv.IP := SL[I].IP;
+ SL[I] := tmpsv;
+ FromSL := True;
+ Inc(Cnt);
+ break;
end;
- FromSL := True;
- Inc(Cnt);
- break;
+
+ if not FromSL then
+ begin
+ I := Length(SL);
+ SetLength(SL, I + 1);
+ tmpsv.IP := DecodeIPV4(SvAddr.host);
+ SL[I] := tmpsv;
end;
- if not FromSL then
- ProcessLocal();
- end;
+ end;
- InMsg.Free();
- enet_socket_destroy(Sock);
+ InMsg.Free();
+ enet_socket_destroy(Sock);
+ finally
+ NetOut.Clear();
+ end;
end;
end;
-//==========================================================================
-//
-// g_Serverlist_Draw
-//
-//==========================================================================
-procedure g_Serverlist_Draw (var SL: TNetServerList; var ST: TNetServerTable);
-var
- Srv: TNetServer;
- sy, i, y, mw, mx, l, motdh: Integer;
- cw: Byte = 0;
- ch: Byte = 0;
- ww: Word = 0;
- hh: Word = 0;
- ip: string;
-begin
- ip := '';
- sy := 0;
-
- e_CharFont_GetSize(gMenuFont, _lc[I_NET_SLIST], ww, hh);
- e_CharFont_Print(gMenuFont, (gScreenWidth div 2) - (ww div 2), 16, _lc[I_NET_SLIST]);
-
- e_TextureFontGetSize(gStdFont, cw, ch);
-
- ip := _lc[I_NET_SLIST_HELP];
- mw := (Length(ip) * cw) div 2;
-
- motdh := gScreenHeight - 49 - ch * b_Text_LineCount(slMOTD);
-
- e_DrawFillQuad(16, 64, gScreenWidth-16, motdh, 64, 64, 64, 110);
- e_DrawQuad(16, 64, gScreenWidth-16, motdh, 255, 127, 0);
-
- e_TextureFontPrintEx(gScreenWidth div 2 - mw, gScreenHeight-24, ip, gStdFont, 225, 225, 225, 1);
-
- // MOTD
- if slMOTD <> '' then
- begin
- e_DrawFillQuad(16, motdh, gScreenWidth-16, gScreenHeight-44, 64, 64, 64, 110);
- e_DrawQuad(16, motdh, gScreenWidth-16, gScreenHeight-44, 255, 127, 0);
- e_TextureFontPrintFmt(20, motdh + 3, slMOTD, gStdFont, False, True);
- end;
-
- // Urgent message
- if not slReadUrgent and (slUrgent <> '') then
- begin
- e_DrawFillQuad(17, 65, gScreenWidth-17, motdh-1, 64, 64, 64, 128);
- e_DrawFillQuad(gScreenWidth div 2 - 256, gScreenHeight div 2 - 60,
- gScreenWidth div 2 + 256, gScreenHeight div 2 + 60, 64, 64, 64, 128);
- e_DrawQuad(gScreenWidth div 2 - 256, gScreenHeight div 2 - 60,
- gScreenWidth div 2 + 256, gScreenHeight div 2 + 60, 255, 127, 0);
- e_DrawLine(1, gScreenWidth div 2 - 256, gScreenHeight div 2 - 40,
- gScreenWidth div 2 + 256, gScreenHeight div 2 - 40, 255, 127, 0);
- l := Length(_lc[I_NET_SLIST_URGENT]) div 2;
- e_TextureFontPrint(gScreenWidth div 2 - cw * l, gScreenHeight div 2 - 58,
- _lc[I_NET_SLIST_URGENT], gStdFont);
- l := Length(slUrgent) div 2;
- e_TextureFontPrintFmt(gScreenWidth div 2 - 253, gScreenHeight div 2 - 38,
- slUrgent, gStdFont, False, True);
- l := Length(_lc[I_NET_SLIST_URGENT_CONT]) div 2;
- e_TextureFontPrint(gScreenWidth div 2 - cw * l, gScreenHeight div 2 + 41,
- _lc[I_NET_SLIST_URGENT_CONT], gStdFont);
- e_DrawLine(1, gScreenWidth div 2 - 256, gScreenHeight div 2 + 40,
- gScreenWidth div 2 + 256, gScreenHeight div 2 + 40, 255, 127, 0);
- Exit;
- end;
-
- if SL = nil then
- begin
- l := Length(slWaitStr) div 2;
- e_DrawFillQuad(17, 65, gScreenWidth-17, motdh-1, 64, 64, 64, 128);
- e_DrawQuad(gScreenWidth div 2 - 192, gScreenHeight div 2 - 10,
- gScreenWidth div 2 + 192, gScreenHeight div 2 + 11, 255, 127, 0);
- e_TextureFontPrint(gScreenWidth div 2 - cw * l, gScreenHeight div 2 - ch div 2,
- slWaitStr, gStdFont);
- Exit;
- end;
-
- y := 90;
- if (slSelection < Length(ST)) then
- begin
- I := slSelection;
- sy := y + 42 * I - 4;
- Srv := GetServerFromTable(I, SL, ST);
- ip := _lc[I_NET_ADDRESS] + ' ' + Srv.IP + ':' + IntToStr(Srv.Port);
- if Srv.Password then
- ip := ip + ' ' + _lc[I_NET_SERVER_PASSWORD] + ' ' + _lc[I_MENU_YES]
- else
- ip := ip + ' ' + _lc[I_NET_SERVER_PASSWORD] + ' ' + _lc[I_MENU_NO];
- end else
- if Length(ST) > 0 then
- slSelection := 0;
-
- mw := (gScreenWidth - 188);
- mx := 16 + mw;
-
- e_DrawFillQuad(16 + 1, sy, gScreenWidth - 16 - 1, sy + 40, 64, 64, 64, 0);
- e_DrawLine(1, 16 + 1, sy, gScreenWidth - 16 - 1, sy, 205, 205, 205);
- e_DrawLine(1, 16 + 1, sy + 41, gScreenWidth - 16 - 1, sy + 41, 255, 255, 255);
-
- e_DrawLine(1, 16, 85, gScreenWidth - 16, 85, 255, 127, 0);
- e_DrawLine(1, 16, motdh-20, gScreenWidth-16, motdh-20, 255, 127, 0);
-
- e_DrawLine(1, mx - 70, 64, mx - 70, motdh, 255, 127, 0);
- e_DrawLine(1, mx, 64, mx, motdh-20, 255, 127, 0);
- e_DrawLine(1, mx + 52, 64, mx + 52, motdh-20, 255, 127, 0);
- e_DrawLine(1, mx + 104, 64, mx + 104, motdh-20, 255, 127, 0);
-
- e_TextureFontPrintEx(18, 68, 'NAME/MAP', gStdFont, 255, 127, 0, 1);
- e_TextureFontPrintEx(mx - 68, 68, 'PING', gStdFont, 255, 127, 0, 1);
- e_TextureFontPrintEx(mx + 2, 68, 'MODE', gStdFont, 255, 127, 0, 1);
- e_TextureFontPrintEx(mx + 54, 68, 'PLRS', gStdFont, 255, 127, 0, 1);
- e_TextureFontPrintEx(mx + 106, 68, 'VER', gStdFont, 255, 127, 0, 1);
-
- y := 90;
- for I := 0 to High(ST) do
- begin
- Srv := GetServerFromTable(I, SL, ST);
- // Name and map
- e_TextureFontPrintEx(18, y, Srv.Name, gStdFont, 255, 255, 255, 1);
- e_TextureFontPrintEx(18, y + 16, Srv.Map, gStdFont, 210, 210, 210, 1);
-
- // Ping and similar count
- if (Srv.Ping < 0) or (Srv.Ping > 999) then
- e_TextureFontPrintEx(mx - 68, y, _lc[I_NET_SLIST_NO_ACCESS], gStdFont, 255, 0, 0, 1)
- else
- if Srv.Ping = 0 then
- e_TextureFontPrintEx(mx - 68, y, '<1' + _lc[I_NET_SLIST_PING_MS], gStdFont, 255, 255, 255, 1)
- else
- e_TextureFontPrintEx(mx - 68, y, IntToStr(Srv.Ping) + _lc[I_NET_SLIST_PING_MS], gStdFont, 255, 255, 255, 1);
-
- if Length(ST[I].Indices) > 1 then
- e_TextureFontPrintEx(mx - 68, y + 16, '< ' + IntToStr(Length(ST[I].Indices)) + ' >', gStdFont, 210, 210, 210, 1);
-
- // Game mode
- e_TextureFontPrintEx(mx + 2, y, g_Game_ModeToText(Srv.GameMode), gStdFont, 255, 255, 255, 1);
-
- // Players
- e_TextureFontPrintEx(mx + 54, y, IntToStr(Srv.Players) + '/' + IntToStr(Srv.MaxPlayers), gStdFont, 255, 255, 255, 1);
- e_TextureFontPrintEx(mx + 54, y + 16, IntToStr(Srv.LocalPl) + '+' + IntToStr(Srv.Bots), gStdFont, 210, 210, 210, 1);
-
- // Version
- e_TextureFontPrintEx(mx + 106, y, IntToStr(Srv.Protocol), gStdFont, 255, 255, 255, 1);
-
- y := y + 42;
- end;
-
- e_TextureFontPrintEx(20, motdh-20+3, ip, gStdFont, 205, 205, 205, 1);
- ip := IntToStr(Length(ST)) + _lc[I_NET_SLIST_SERVERS];
- e_TextureFontPrintEx(gScreenWidth - 48 - (Length(ip) + 1)*cw,
- motdh-20+3, ip, gStdFont, 205, 205, 205, 1);
-end;
-
-
//==========================================================================
//
// g_Serverlist_GenerateTable
@@ -1243,7 +1651,7 @@ procedure g_Serverlist_GenerateTable (SL: TNetServerList; var ST: TNetServerTabl
var
i, j: Integer;
- function FindServerInTable(Name: string): Integer;
+ function FindServerInTable(Name: AnsiString; Port: Word): Integer;
var
i: Integer;
begin
begin
if Length(ST[i].Indices) = 0 then
continue;
- if SL[ST[i].Indices[0]].Name = Name then
+ if (SL[ST[i].Indices[0]].Name = Name) and (SL[ST[i].Indices[0]].Port = Port) then
begin
Result := i;
Exit;
ST := nil;
if SL = nil then
Exit;
+
for i := Low(SL) to High(SL) do
begin
- j := FindServerInTable(SL[i].Name);
+ j := FindServerInTable(SL[i].Name, SL[i].Port);
if j = -1 then
begin
j := Length(ST);
qm: Boolean;
Srv: TNetServer;
begin
+ g_Net_Slist_Pulse();
+
if gConsoleShow or gChatShow then
Exit;
- qm := sys_HandleInput(); // this updates kbd
+ {$IFDEF ENABLE_SYSTEM}
+ qm := sys_HandleInput(); // this updates kbd
+ {$ELSE}
+ qm := True;
+ {$ENDIF}
if qm or e_KeyPressed(IK_ESCAPE) or e_KeyPressed(VK_ESCAPE) or
e_KeyPressed(JOY0_JUMP) or e_KeyPressed(JOY1_JUMP) or
SL := nil;
ST := nil;
gState := STATE_MENU;
+{$IFDEF ENABLE_MENU}
g_GUI_ShowWindow('MainMenu');
g_GUI_ShowWindow('NetGameMenu');
g_GUI_ShowWindow('NetClientMenu');
g_Sound_PlayEx(WINDOW_CLOSESOUND);
+{$ENDIF}
Exit;
end;
begin
slWaitStr := _lc[I_NET_SLIST_WAIT];
- g_Game_Draw;
- sys_Repaint;
+ {$IFDEF ENABLE_RENDER}
+ r_Render_Draw;
+ {$ENDIF}
if g_Net_Slist_Fetch(SL) then
begin
Srv := GetServerFromTable(slSelection, SL, ST);
if Srv.Password then
begin
+{$IFDEF ENABLE_MENU}
PromptIP := Srv.IP;
PromptPort := Srv.Port;
+{$ENDIF}
gState := STATE_MENU;
+{$IFDEF ENABLE_MENU}
g_GUI_ShowWindow('ClientPasswordMenu');
+{$ENDIF}
SL := nil;
ST := nil;
slReturnPressed := True;