main.~pas

来自「飘飘的传奇服务端院代码 能编译的 要控件 老大就让我传上去吧」· ~PAS 代码 · 共 1,753 行 · 第 1/4 页

unit Main;

interface

uses
  Windows, Messages, SysUtils, StrUtils, Variants, Classes, Controls, Forms,
  Dialogs, JSocket, ExtCtrls, StdCtrls, WinSock, Grobal2, IniFiles, Menus, GateShare,
  ComCtrls, RzPanel;

type
  TFrmMain = class(TForm)
    ServerSocket: TServerSocket;
    SendTimer: TTimer;
    ClientSocket: TClientSocket;
    Timer: TTimer;
    DecodeTimer: TTimer;
    MainMenu: TMainMenu;
    MENU_CONTROL: TMenuItem;
    MENU_CONTROL_START: TMenuItem;
    MENU_CONTROL_STOP: TMenuItem;
    MENU_CONTROL_EXIT: TMenuItem;
    MENU_VIEW: TMenuItem;
    MENU_VIEW_LOGMSG: TMenuItem;
    StartTimer: TTimer;
    MENU_CONTROL_CLEAELOG: TMenuItem;
    MENU_CONTROL_RECONNECT: TMenuItem;
    MENU_OPTION: TMenuItem;
    MENU_OPTION_GENERAL: TMenuItem;
    MENU_OPTION_FILTERMSG: TMenuItem;
    MENU_OPTION_IPFILTER: TMenuItem;
    MENU_OPTION_PERFORM: TMenuItem;
    PopupMenu: TPopupMenu;
    POPMENU_PORT: TMenuItem;
    POPMENU_START: TMenuItem;
    POPMENU_CONNSTOP: TMenuItem;
    POPMENU_RECONN: TMenuItem;
    POPMENU_EXIT: TMenuItem;
    POPMENU_CONNSTAT: TMenuItem;
    POPMENU_CONNCOUNT: TMenuItem;
    POPMENU_CHECKTICK: TMenuItem;
    N1: TMenuItem;
    POPMENU_OPEN: TMenuItem;
    MENU_CONTROL_RELOADCONFIG: TMenuItem;
    H1: TMenuItem;
    I1: TMenuItem;
    MemoLog: TMemo;
    RzPanel1: TRzPanel;
    LabelUserInfo: TLabel;
    LabelRefConsoleMsg: TLabel;
    LabelCheckServerTime: TLabel;
    LabelMsg: TLabel;
    LabelProcessMsg: TLabel;
    CheckBoxShowData: TCheckBox;
    procedure DecodeTimerTimer(Sender: TObject);
    procedure ClientSocketError(Sender: TObject; Socket: TCustomWinSocket;
      ErrorEvent: TErrorEvent; var ErrorCode: Integer);
    procedure MENU_CONTROL_EXITClick(Sender: TObject);
    procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
    procedure MENU_CONTROL_STARTClick(Sender: TObject);
    procedure MENU_CONTROL_STOPClick(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure FormDestroy(Sender: TObject);
    procedure StartTimerTimer(Sender: TObject);
    procedure TimerTimer(Sender: TObject);
    procedure ServerSocketClientConnect(Sender: TObject;
      Socket: TCustomWinSocket);
    procedure ServerSocketClientDisconnect(Sender: TObject;
      Socket: TCustomWinSocket);
    procedure ServerSocketClientError(Sender: TObject;
      Socket: TCustomWinSocket; ErrorEvent: TErrorEvent;
      var ErrorCode: Integer);
    procedure ServerSocketClientRead(Sender: TObject;
      Socket: TCustomWinSocket);
    procedure MemoLogChange(Sender: TObject);
    procedure SendTimerTimer(Sender: TObject);
    procedure ClientSocketConnect(Sender: TObject;
      Socket: TCustomWinSocket);
    procedure ClientSocketDisconnect(Sender: TObject;
      Socket: TCustomWinSocket);
    procedure ClientSocketRead(Sender: TObject; Socket: TCustomWinSocket);
    procedure MENU_CONTROL_CLEAELOGClick(Sender: TObject);
    procedure MENU_CONTROL_RECONNECTClick(Sender: TObject);
    procedure MENU_OPTION_GENERALClick(Sender: TObject);
    procedure MENU_OPTION_FILTERMSGClick(Sender: TObject);
    procedure MENU_OPTION_IPFILTERClick(Sender: TObject);
    procedure MENU_OPTION_PERFORMClick(Sender: TObject);
    procedure MENU_CONTROL_RELOADCONFIGClick(Sender: TObject);
    procedure I1Click(Sender: TObject);
    procedure MENU_VIEW_LOGMSGClick(Sender: TObject);
  private
    dwShowMainLogTick: LongWord;
    boShowLocked: Boolean;
    TempLogList: TStringList;
    dwCheckClientTick: LongWord;
    dwProcessPacketTick: LongWord;

    boServerReady: Boolean;
    dwLoopCheckTick: LongWord;
    dwLoopTime: LongWord;
    dwProcessServerMsgTime: LongWord;
    dwProcessClientMsgTime: LongWord;
    dwReConnectServerTime: LongWord;
    dwRefConsolMsgTick: LongWord;
    nBufferOfM2Size: Integer;
    dwRefConsoleMsgTick: LongWord;
    nReviceMsgSize: Integer;
    nDeCodeMsgSize: Integer;
    nSendBlockSize: Integer;
    nProcessMsgSize: Integer;
    nHumLogonMsgSize: Integer;
    nHumPlayMsgSize: Integer;

    procedure SendServerMsg(nIdent: Integer; wSocketIndex: Word; nSocket, nUserListIndex: Integer; nLen: Integer; Data: PChar);
    procedure SendSocket(SendBuffer: PChar; nLen: Integer);
    procedure ShowMainLogMsg();
    procedure LoadConfig();
    procedure StartService();
    procedure StopService();
    procedure RestSessionArray();
    procedure ProcReceiveBuffer(tBuffer: PChar; nMsgLen: Integer);
    procedure ProcessUserPacket(UserData: pTSendUserData);
    procedure ProcessPacket(UserData: pTSendUserData);
    procedure ProcessMakeSocketStr(nSocket, nSocketIndex: Integer; Buffer: PChar; nMsgLen: Integer);
    procedure FilterSayMsg(var sMsg: string);
    function IsBlockIP(sIPaddr: string): Boolean;
    function IsConnLimited(sIPaddr: string): Boolean;
    function AddAttackIP(sIPaddr: string): Boolean;
    function CheckDefMsg(DefMsg: pTDefaultMessage; SessionInfo: pTSessionInfo): Boolean;
    procedure CloseAllUser(); dynamic;
    { Private declarations }
  public
    procedure CloseConnect(sIPaddr: string);
    function AddBlockIP(sIPaddr: string): Integer;
    function AddTempBlockIP(sIPaddr: string): Integer;
    function GetConnectCountOfIP(sIPaddr: string): Integer;
    function GetAttackIPCount(sIPaddr: string): Integer;
    { Public declarations }
  end;

var
  FrmMain: TFrmMain;

implementation

uses EDcode, HUtil32, GeneralConfig, MessageFilterConfig, IPaddrFilter,
  PrefConfig, OnLineHum;

{$R *.dfm}

procedure TFrmMain.SendSocket(SendBuffer: PChar; nLen: Integer);
begin
  if ClientSocket.Socket.Connected then
    ClientSocket.Socket.SendBuf(SendBuffer^, nLen);
end;

procedure TFrmMain.SendServerMsg(nIdent: Integer; wSocketIndex: Word; nSocket, nUserListIndex: Integer; nLen: Integer; Data: PChar);
var
  GateMsg: TMsgHeader;
  SendBuffer: PChar;
  nBuffLen: Integer;
begin
  //SendBuffer:=nil;
  GateMsg.dwCode := RUNGATECODE;
  GateMsg.nSocket := nSocket;
  GateMsg.wGSocketIdx := wSocketIndex;
  GateMsg.wIdent := nIdent;
  GateMsg.wUserListIndex := nUserListIndex;
  GateMsg.nLength := nLen;
  nBuffLen := nLen + SizeOf(TMsgHeader);
  GetMem(SendBuffer, nBuffLen);
  Move(GateMsg, SendBuffer^, SizeOf(TMsgHeader));
  if Data <> nil then begin
    Move(Data^, SendBuffer[SizeOf(TMsgHeader)], nLen);
  end; //0045505E
  SendSocket(SendBuffer, nBuffLen);
  FreeMem(SendBuffer);
end;

procedure TFrmMain.DecodeTimerTimer(Sender: TObject);
var
  dwLoopProcessTime, dwProcessReviceMsgLimiTick: LongWord;
  UserData: pTSendUserData;
  i: Integer;
  tUserData: TSendUserData;
  UserSession: pTSessionInfo;
const
  sMsg = '%d/%d/%d/%d/%d/%d/%d';
begin
  ShowMainLogMsg();
  if not boDecodeMsgLock then begin
    try
      if (GetTickCount - dwRefConsoleMsgTick) >= 1000 then begin
        dwRefConsoleMsgTick := GetTickCount();
        //if not boShowBite then begin
        LabelRefConsoleMsg.Caption := Format(sMsg,
          [nReviceMsgSize div 1024,
          nBufferOfM2Size div 1024,
            nProcessMsgSize div 1024,
            nHumLogonMsgSize div 1024,
            nHumPlayMsgSize div 1024,
            nDeCodeMsgSize div 1024,
            nSendBlockSize div 1024]);

        {LabelReviceMsgSize.Caption := '接收: ' + IntToStr(nReviceMsgSize div 1024) + ' KB';
        LabelBufferOfM2Size.Caption := '服务器通讯: ' + IntToStr(nBufferOfM2Size div 1024) + ' KB';
        LabelProcessMsgSize.Caption := '编码: ' + IntToStr(nProcessMsgSize div 1024) + ' KB';
        LabelLogonMsgSize.Caption := '登录: ' + IntToStr(nHumLogonMsgSize div 1024) + ' KB';
        LabelPlayMsgSize.Caption := '普通: ' + IntToStr(nHumPlayMsgSize div 1024) + ' KB';
        LabelDeCodeMsgSize.Caption := '解码: ' + IntToStr(nDeCodeMsgSize div 1024) + ' KB';
        LabelSendBlockSize.Caption := '发送: ' + IntToStr(nSendBlockSize div 1024) + ' KB';}
      {end else begin
        LabelReviceMsgSize.Caption := '接收: ' + IntToStr(nReviceMsgSize) + ' B';
        LabelBufferOfM2Size.Caption := '服务器通讯: ' + IntToStr(nBufferOfM2Size) + ' B';
        LabelSelfCheck.Caption := '通讯自检: ' + IntToStr(dwCheckServerTimeMin) + '/' + IntToStr(dwCheckServerTimeMax);
        LabelProcessMsgSize.Caption := '编码: ' + IntToStr(nProcessMsgSize) + ' B';
        LabelLogonMsgSize.Caption := '登录: ' + IntToStr(nHumLogonMsgSize) + ' B';
        LabelPlayMsgSize.Caption := '普通: ' + IntToStr(nHumPlayMsgSize) + ' B';
        LabelDeCodeMsgSize.Caption := '解码: ' + IntToStr(nDeCodeMsgSize) + ' B';
        LabelSendBlockSize.Caption := '发送: ' + IntToStr(nSendBlockSize) + ' B';
        if dwCheckServerTimeMax > 1 then Dec(dwCheckServerTimeMax);
      end; }

        if ServerSocket.Socket.ActiveConnections >= 3 then begin
          if nReviceMsgSize = 0 then begin
          end else begin
          end;
        end;
        nBufferOfM2Size := 0;
        nReviceMsgSize := 0;
        nDeCodeMsgSize := 0;
        nSendBlockSize := 0;
        nProcessMsgSize := 0;
        nHumLogonMsgSize := 0;
        nHumPlayMsgSize := 0;
      end; //00455664
      try
        dwProcessReviceMsgLimiTick := GetTickCount();
        while (True) do begin
          if ReviceMsgList.Count <= 0 then break;
          UserData := ReviceMsgList.Items[0];
          ReviceMsgList.Delete(0);
          ProcessUserPacket(UserData);
          Dispose(UserData);
          if (GetTickCount - dwProcessReviceMsgLimiTick) > dwProcessReviceMsgTimeLimit then break;
        end;
      except
        on E: Exception do begin
          AddMainLogMsg('[Exception] DecodeTimerTImer->ProcessUserPacket', 1);
        end;
      end;
      try //004556F6
        dwProcessReviceMsgLimiTick := GetTickCount();
        while (True) do begin
          if SendMsgList.Count <= 0 then break;
          UserData := SendMsgList.Items[0];
          SendMsgList.Delete(0);
          ProcessPacket(UserData);
          Dispose(UserData);
          if (GetTickCount - dwProcessReviceMsgLimiTick) > dwProcessSendMsgTimeLimit then break;
        end;
      except
        on E: Exception do begin
          AddMainLogMsg('[Exception] DecodeTimerTImer->ProcessPacket', 1);
        end;
      end;
      try //00455788
        dwProcessReviceMsgLimiTick := GetTickCount();
        if (GetTickCount - dwProcessPacketTick) > 300 then begin
          dwProcessPacketTick := GetTickCount();
          if ReviceMsgList.Count > 0 then begin
            if dwProcessReviceMsgTimeLimit < 300 then Inc(dwProcessReviceMsgTimeLimit);
          end else begin
            if dwProcessReviceMsgTimeLimit > 30 then Dec(dwProcessReviceMsgTimeLimit);
          end;
          if SendMsgList.Count > 0 then begin
            if dwProcessSendMsgTimeLimit < 300 then Inc(dwProcessSendMsgTimeLimit);
          end else begin
            if dwProcessSendMsgTimeLimit > 30 then Dec(dwProcessSendMsgTimeLimit);
          end;
          //00455826
          for i := 0 to GATEMAXSESSION - 1 do begin
            UserSession := @SessionArray[i];
            if (UserSession.Socket <> nil) and (UserSession.sSendData <> '') then begin
              tUserData.nSocketIdx := i;
              tUserData.nSocketHandle := UserSession.nSckHandle;
              tUserData.sMsg := '';
              ProcessPacket(@tUserData);
              if (GetTickCount - dwProcessReviceMsgLimiTick) > 20 then break;
            end;
          end;
        end; //00455894
      except
        on E: Exception do begin
          AddMainLogMsg('[Exception] DecodeTimerTImer->ProcessPacket 2', 1);
        end;
      end;
      //004558C1

      //每二秒向游戏服务器发送一个检查信号
      if (GetTickCount - dwCheckClientTick) > 2000 then begin
        dwCheckClientTick := GetTickCount();
        if boGateReady then begin
          SendServerMsg(GM_CHECKCLIENT, 0, 0, 0, 0, nil);
        end;
        if (GetTickCount - dwCheckServerTick) > dwCheckServerTimeOutTime then begin
          //        if (GetTickCount - dwCheckServerTick) > 60 * 1000 then begin
          boCheckServerFail := True;
          ClientSocket.Close;
        end;
        if dwLoopTime > 30 then Dec(dwLoopTime, 20);
        if dwProcessServerMsgTime > 1 then Dec(dwProcessServerMsgTime);
        if dwProcessClientMsgTime > 1 then Dec(dwProcessClientMsgTime);
      end; //0045596F

      boDecodeMsgLock := False;
    except
      on E: Exception do begin
        AddMainLogMsg('[Exception] DecodeTimer', 1);
        boDecodeMsgLock := False;
      end;
    end;
    //004559AA
    dwLoopProcessTime := GetTickCount - dwLoopCheckTick;
    dwLoopCheckTick := GetTickCount();
    if dwLoopTime < dwLoopProcessTime then begin
      dwLoopTime := dwLoopProcessTime;
    end;
    if (GetTickCount - dwRefConsolMsgTick) > 1000 then begin
      dwRefConsolMsgTick := GetTickCount();
      LabelProcessMsg.Caption := Format('%d/%d/%d/%d',
        [dwLoopTime,
        dwProcessClientMsgTime,
          dwProcessServerMsgTime,
          dwProcessReviceMsgTimeLimit,
          dwProcessSendMsgTimeLimit]);
      {LabelLoopTime.Caption := IntToStr(dwLoopTime);
      LabelReviceLimitTime.Caption := '接收处理限制: ' + IntToStr(dwProcessReviceMsgTimeLimit);
      LabelSendLimitTime.Caption := '发送处理限制: ' + IntToStr(dwProcessSendMsgTimeLimit);
      LabelReceTime.Caption := '接收: ' + IntToStr(dwProcessClientMsgTime);
      LabelSendTime.Caption := '发送: ' + IntToStr(dwProcessServerMsgTime);}
    end;
  end; //00455B0D
end;

procedure TFrmMain.ProcessUserPacket(UserData: pTSendUserData);
//00455E80
var
  sMsg, sData, sDefMsg, sDataMsg, sDataText, sHumName: string;
  Buffer: PChar;
  nOPacketIdx, nPacketIdx, nDataLen, n14: Integer;
  DefMsg: TDefaultMessage;
begin
  try
    n14 := 0;
    Inc(nProcessMsgSize, Length(UserData.sMsg));
    if (UserData.nSocketIdx >= 0) and (UserData.nSocketIdx < GATEMAXSESSION) then begin
      if (UserData.nSocketHandle = SessionArray[UserData.nSocketIdx].nSckHandle) and
        (SessionArray[UserData.nSocketIdx].nPacketErrCount < 10) then begin
        if Length(SessionArray[UserData.nSocketIdx].sSocData) > MSGMAXLENGTH then begin
          SessionArray[UserData.nSocketIdx].sSocData := '';
          SessionArray[UserData.nSocketIdx].nPacketErrCount := 99;
          UserData.sMsg := '';
        end; //00455F7A
        sMsg := SessionArray[UserData.nSocketIdx].sSocData + UserData.sMsg;
        while (True) do begin //00455FA0
          sData := '';
          sMsg := ArrestStringEx(sMsg, '#', '!', sData);
          if Length(sData) > 2 then begin
            nPacketIdx := Str_ToInt(sData[1], 99); //将数据名第一位的序号取出
            if SessionArray[UserData.nSocketIdx].nPacketIdx = nPacketIdx then begin
              //如果序号重复则增加错误计数
              Inc(SessionArray[UserData.nSocketIdx].nPacketErrCount);
            end else begin
              nOPacketIdx := SessionArray[UserData.nSocketIdx].nPacketIdx;
              SessionArray[UserData.nSocketIdx].nPacketIdx := nPacketIdx;
              sData := Copy(sData, 2, Length(sData) - 1);
              nDataLen := Length(sData);
              if (nDataLen >= DEFBLOCKSIZE) then begin
                if SessionArray[UserData.nSocketIdx].boStartLogon then begin
                  //第一个人物登录数据包
                  Inc(nHumLogonMsgSize, Length(sData));
                  SessionArray[UserData.nSocketIdx].boStartLogon := False;
                  sData := '#' + IntToStr(nPacketIdx) + sData + '!';
                  GetMem(Buffer, Length(sData) + 1);
                  Move(sData[1], Buffer^, Length(sData) + 1);
                  SendServerMsg(GM_DATA,
                    UserData.nSocketIdx,
                    SessionArray[UserData.nSocketIdx].Socket.SocketHandle,
                    SessionArray[UserData.nSocketIdx].nUserListIndex,
                    Length(sData) + 1,
                    Buffer);
                  FreeMem(Buffer);
                end else begin //0045615F
                  //普通数据包
                  Inc(nHumPlayMsgSize, Length(sData));
                  if nDataLen = DEFBLOCKSIZE then begin
                    sDefMsg := sData;
                    sDataMsg := '';
                  end else begin //0045618B
                    sDefMsg := Copy(sData, 1, DEFBLOCKSIZE);
                    sDataMsg := Copy(sData, DEFBLOCKSIZE + 1, Length(sData) - DEFBLOCKSIZE);
                  end; //004561BF
                  DefMsg := DecodeMessage(sDefMsg);
                  //检查数据
                  {
                  if not CheckDefMsg(@DefMsg,@SessionArray[UserData.nSocketIdx]) then begin
                    //SessionArray[UserData.nSocketIdx].nPacketIdx:=nOPacketIdx;
                    //sMsg:='#' + IntToStr(nPacketIdx) + sData + '!' + sMsg;
                    Continue;
                  end;
                  }
                  if sDataMsg <> '' then begin
                    if DefMsg.Ident = CM_SAY then begin
                      //控制发言间隔时间
                      //if (GetTickCount - SessionArray[UserData.nSocketIdx].dwSayMsgTick) < dwSayMsgTime then Continue;
                      //SessionArray[UserData.nSocketIdx].dwSayMsgTick:=GetTickCount();

                      sDataText := DecodeString(sDataMsg);
                      if sDataText <> '' then begin
                        if sDataText[1] = '/' then begin
                          sDataText := GetValidStr3(sDataText, sHumName, [' ']);
                          //限制最长可发字符长度
                          //if length(sDataText) > nSayMsgMaxLen then
                          //  sDataText:=Copy(sDataText,1,nSayMsgMaxLen);

                          FilterSayMsg(sDataText);
                          sDataText := sHumName + ' ' + sDataText;
                        end else begin //0045623A
                          if sDataText[1] <> '@' then begin
                            //限制最长可发字符长度
                            //if length(sDataText) > nSayMsgMaxLen then
                            //  sDataText:=Copy(sDataText,1,nSayMsgMaxLen);
                            FilterSayMsg(sDataText);
                          end;
                        end;
                      end; //0045624A
                      sDataMsg := EncodeString(sDataText);
                    end; //00456255
                    GetMem(Buffer, Length(sDataMsg) + SizeOf(TDefaultMessage) + 1);