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|
//=======================================
Extrait code SERVEUR
//=======================================
//SERVER
unit utdtmreseauw;
{$IFDEF FPC}
{$mode objfpc}{$H+}
//{$Mode Delphi}
{$ENDIF FPC}
interface
uses
Classes, SysUtils,
//
IdContext,
IdTCPConnection,
IdBaseComponent,
IdComponent,
IdSync, //TIdNotify
IdExceptionCore, //Acces Exceptions INDY
IdException,
IdStack, //Exception EIdNotASocket
IdCustomTCPServer,
IdTCPServer,
IdTCPClient,
IdGlobal, //TIdBytes
IdYarn,
........
type
TDTMReseauW = class(TObject) //datamodule commun Client et serveur
private
{ private declarations }
FTProc_TResEvent :TProc_TResEvent; //Proc Event Exec dans form appelante
FTProc_Message :TProc_Message; //Proc Affichier Message dans form appelante
FEstSrv :boolean;
FServer :TIdTcpServer; //Server
FClient :TIdTcpClient; //Client
FTClientThread :TClientThread; //CLIENT Thread Reception (en Var gene ???)
//FTtab_TClientContext :tab_TClientContext; //TABLEAU d'ETAT des CONTEXT
FCliTCliReseau :TCliReseau; //Context du client cote client
FCLiOtherCli :Tstrings; //cote CLI:Liste des clients connectes
FConnectTimeout :longint; //Temps de Connexion maxi d'un client
FReadTimeout :longint; //Temps de lecture maxi d'un client
FProgressMax :integer; //Avancement transfert:Voir event _clientwork,..
FRes_Handle:THandle; //Handle de la form qui va recevoir les events Reseau
FRes_pmes:Tstrings; //Pointeur vers une stringlist de la fanetre appelante(carte_for)
//CARTES RESEAUX
FDeviceList_Reseau_TCPIP:TStrings; //Liste des devices de connexion de cartereseau
FDeviceList_Reseau_TCPIP_Est_Connecte:boolean;
FDeviceList_Reseau_TCPIP_NoEncours:integer; //No Indice dans liste device carfte reaseau actif selectionne
FDeviceList_Reseau_TCPIP_macadr:string;
FDeviceList_Reseau_TCPIP_adrip:string;
public
constructor Create(VEstSrv:boolean;vprocmessage:TProc_Message;vprocevent:TProc_TResEvent);
destructor Destroy; override;
....
end;
.........
procedure TDTMReseauW.Server_init;
begin
if self.FServer<>nil then
begin
FServer.OnConnect :={$IFDEF FPC}@{$ENDIF}_ServerConnect;
FServer.OnDisconnect :={$IFDEF FPC}@{$ENDIF}_ServerDisconnect;
FServer.OnExecute :={$IFDEF FPC}@{$ENDIF}_ServerExecute;
FServer.OnException :={$IFDEF FPC}@{$ENDIF}_ServerException;
FServer.OnStatus :={$IFDEF FPC}@{$ENDIF}_ServerStatus;
end;
end;
procedure TDTMReseauW._ServerConnect(AContext: TIdContext);
var VSync:TMySync;
//Exec Session dans Main thread
//Afficher message dans Main thread
procedure Synchronize_message_afficher(s:string);
begin
Vsync := TMySync.Create;
try
VSync.FTSyncProcType:=syptMessage;
Vsync.FString := s;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
procedure Synchronize_OnReseau_TraiterEvent_ServerConnect(VEstSrv:boolean;VTIdContext:TIdContext);
begin
Vsync := TMySync.Create;
try
Vsync.FEstSrv :=VEstSrv;
VSync.FTSyncProcType :=syptEvent;
VSync.FTSyncEventType :=syetConnect;
Vsync.FTIdContext :=VTIdContext;
//Vsync.FDataType :=dtsession;
//Vsync.FTSession :=VTSession;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
begin
Synchronize_OnReseau_TraiterEvent_ServerConnect(true,AContext);
end;
//Traitement _ServerConnect:UNIQUEMENT MAJ Flag ETAT Context :
function TDTMReseauW.OnReseau_TraiterEvent_ServerConnect( VTIdContext:TIdContext):boolean;
var vmes:string;VTClientContext:TClientContext;
begin
result:=false;vmes:='Demande connexion Client ';
if self<>nil then
begin
if VTIdContext=nil
then vmes:=vmes+':ERR (Context=nil)'
else
begin
VTClientContext:=TClientContext(VTIdContext);
vmes:=vmes+' IP='+VTIdContext.Binding.PeerIP+'(port='+inttostr(VTIdContext.Binding.PeerPORT)+'):';
//Flag CONNECT
if VTClientContext.CliReseau=nil
then vmes:=vmes+'(ERR:CliReseau=nil)'
else begin
if not VTClientContext.CliReseau.TCliReseau_Set_EtatConnect_Connect(VTIdContext.Binding.PeerIP)
then vmes:=vmes+'(ERR:Flag CONNECT)'
else begin
vmes:=vmes+'OK';
result:=true
end;
end;
end;
Reseau_Message(vmes,true);
end
end;
procedure TDTMReseauW._ServerDisconnect(AContext: TIdContext);
var VSync:TMySync;
//Afficher message dans Main thread
procedure Synchronize_message_afficher(s:string);
begin
Vsync := TMySync.Create;
try
VSync.FTSyncProcType:=syptMessage;
Vsync.FString := s;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
//Traiter Stream recu dans Main thread
procedure Synchronize_ResEvent_CliDisconnect(vclilog,vcliip:string);
begin
Vsync := TMySync.Create;
try
vSync.FEstSrv :=true;;
VSync.FTSyncProcType :=syptEvent;//syptMessageAttenteInit;
Vsync.FTSyncEventType :=syetDisconnect;
Vsync.FCliDisconnectLog :=vclilog;
Vsync.FCliDisconnectIp :=vcliip;
//Vsync.FTStreamHeader :=VTStreamHeader;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
var vip:string;
begin
vip:=AContext.Connection.Socket.Binding.PeerIP;
if self.FServer<>nil then begin
try
try
FServer.Contexts.LockList.Remove(AContext);//Blocage server
except
raise
end;
finally
FServer.Contexts.UnlockList;
end;
end;
//ATTANTION: Plantage server si envoi simultane de message_afficher et reseventdisconnect: Soit l'un soit lautre
//Synchronize_message_afficher('Deconnexion Client IP='+vip);//AContext.Connection.Socket.Binding.PeerIP);
Synchronize_ResEvent_CliDisconnect('',vip);//AContext.Connection.Socket.Binding.PeerIP);
end;
procedure TDTMReseauW._ServerException(AContext: TIdContext;AException: Exception);
var VSync:TMySync;
//Afficher message dans Main thread
procedure Synchronize_message_afficher(s:string);
begin
Vsync := TMySync.Create;
try
VSync.FTSyncProcType:=syptMessage;
Vsync.FString := s;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
var VAdripClient,vmes,VMsgPref:string;vnbcli:integer;
begin
if AContext=nil
then VMsgPref:='Event Exception (context=nil):'
else
begin
VAdripClient:=AContext.Connection.Socket.Binding.PeerIP;
VMsgPref:='Event Exception (client='+VAdripClient+'):';
end;
if AException.ClassType=EIdConnClosedGracefully then
begin
vmes:='CloseGracefully:'+ AException.Message;
end;
if AException.ClassType=EIdReadTimeout then
begin
vmes:=VMsgPref+'EIdReadTimeout:' + AException.Message;
end
else
if AException.ClassType=EIdException then
begin
vmes:=VMsgPref+'EIdException :' + AException.Message;
end
else
if AException.ClassType=Exception then
begin
vmes:=VMsgPref+'EXCEPTION :' + AException.Message;
end
else
begin
vmes:=VMsgPref+'EXCEPTION inconnue:' + AException.Message;
end;
AContext.Connection.IOHandler.WriteBufferClear;
AContext.Connection.IOHandler.InputBuffer.Clear;
AContext.Connection.IOHandler.CloseGracefully;
if Acontext.Connection.connected
then AContext.Connection.Disconnect;
//if not self.Srv_Deconnecter_Client_SansAVIS(AContext) then;
Synchronize_message_afficher(vmes);
end;
procedure TDTMReseauW._ServerStatus(ASender: TObject;const AStatus: TIdStatus; const AStatusText: string);
var VSync:TMySync;
//Exec Session dans Main thread
procedure Synchronize_OnReseau_TraiterEvent_ServerStatus(VEstSrv:boolean;VTIdContext:TIdContext;VTSyncEventStatus:TIdStatus);
begin
Vsync := TMySync.Create;
try
Vsync.FEstSrv :=VEstSrv;
VSync.FTSyncProcType :=syptEvent;
VSync.FTSyncEventType :=syetStatus;
VSync.FTSyncEventStatus :=VTSyncEventStatus;
Vsync.FTIdContext :=VTIdContext;
//Vsync.FDataType :=dtsession;
//Vsync.FTSession :=VTSession;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
begin
Synchronize_OnReseau_TraiterEvent_ServerStatus(true,TIdContext(ASender),AStatus);
end;
//Traitement _ServerSTatus:
function TDTMReseauW.OnReseau_TraiterEvent_ServerStatus( VTIdContext:TIdContext;VTSyncEventStatus:TIdStatus):boolean;
var vmes,vmestmp:string;
VTClientContext:TClientContext;
Vnbcli:integer;
begin
result:=false;vmes:='En connexion Client ';vmestmp:='';
if self<>nil then
begin
if VTIdContext=nil
then vmes:=vmes+':ERR (Context=nil)'
else
begin
case VTSyncEventStatus of
hsConnecting:begin
//MAJ Readtimeout avant connexion
VTIdContext.Connection.IOHandler.ReadTimeout:=self.FReadTimeout;
vmes:=vmes+':OK (Readtimeout='+inttostr(FReadTimeout)+')';
end;
//..si besoin
end;
Reseau_Message(vmes);
end;
end
end;
//Traitement _ServerSTatus:
function TDTMReseauW.OnReseau_TraiterEvent_ClientStatus( VTSyncEventStatus:TIdStatus):boolean;
var vmes,vmestmp:string;
VTClientContext:TClientContext;
Vnbcli:integer;
begin
result:=false;vmes:='Status connexion Client ';vmestmp:='';
if self<>nil then
begin
case VTSyncEventStatus of
hsDisconnected:begin
//ENVOI EVENT Form appelante pour MajBouton
self.Reseau_Message_Event_retMat(renDisconnect);
end;
//..si besoin
end;
end
end;
procedure TDTMReseauW._ServerExecute(AContext: TIdContext);
var VSync:TMySync;
//Afficher message dans Main thread
procedure Synchronize_message_afficher(s:string);
begin
Vsync := TMySync.Create;
try
VSync.FTSYncProcType:=syptMessage;
Vsync.FString := s;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
//Exec Session dans Main thread
procedure Synchronize_OnReseau_TraiterRequete_Session(VEstSrv:boolean;VTIdContext:TIdContext;VTSession:TSession);
begin
Vsync := TMySync.Create;
try
Vsync.FEstSrv :=VEstSrv;
VSync.FTSyncProcType :=syptRequete;
Vsync.FTIdContext :=VTIdContext;
Vsync.FDataType :=dtsession;
Vsync.FTSession :=VTSession;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
//
//Exec TRequetdans Main thread
procedure Synchronize_OnReseau_TraiterRequete_Requet(VEstSrv:boolean;VTIdContext:TIdContext;VTRequet:TRequet);
begin
Vsync := TMySync.Create;
try
Vsync.FEstSrv :=VEstSrv;
VSync.FTSyncProcType :=syptRequete;
Vsync.FTIdContext :=VTIdContext;
Vsync.FDataType :=dtRequet;
Vsync.FTRequet :=VTRequet;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
//
//Exec TStreamHeader dans Main thread
procedure Synchronize_OnReseau_TraiterRequete_Stream(VEstSrv:boolean;VTIdContext:TIdContext;VTStreamHeader:TStreamHeader);
begin
Vsync := TMySync.Create;
try
Vsync.FEstSrv :=VEstSrv;
VSync.FTSyncProcType :=syptRequete;
Vsync.FTIdContext :=VTIdContext;
Vsync.FDataType :=dtStream;
Vsync.FTStreamHeader :=VTStreamHeader;
Vsync.Synchronize;
finally
Vsync.Free;
end;
end;
var
VTSession :TSession;
VTRequet :TRequet;
VTStreamHeader :TStreamHeader;
VTMemoryStream :TMemoryStream;
VNomficSauver :string;
// temporary buffer
LBuffer: TBytes;
// temporary message buffer
LMessageBuffer: TBytes;
// data size in InputBuffer
LDataSize: Integer;
// protocol structure
LProtocol: TProtocol;
// we need to HARD CAST AContext to TClientContext
// in order to access our custom methods(procedures)
LClientContext: TClientContext;
VCtrlCleSession_OK:boolean;
VEtatConnect_Connect_mes:string;
vmes,vmestmp:string;
begin
try
if AContext.Connection.Connected then
begin
if not AContext.Connection.IoHandler.Connected
then begin
//LClientContext.Connection.Disconnect;
//Synchronize_message_afficher('IdTCPServerExecute:ERR (not AContext.Connection.IoHandler.Connected)');
//Exit;
end
else
begin
// hard cast AContext to TClientContext
LClientContext := TClientContext(AContext);
try
// if LClientContext.Connection.IOHandler.InputBufferIsEmpty then
//begin
//LClientContext.Connection.IOHandler.CheckForDataOnSource(FReadTimeout);
//LClientContext.Connection.IOHandler.CheckForDisconnect(True);
// if LClientContext.Connection.IOHandler.InputBufferIsEmpty then Exit;
//end;
// store the size of the InputBuffer of the client
LDataSize := LClientContext.Connection.IOHandler.InputBuffer.Size;
// in order to prevent spams or to make sure that we have at least
// the protocol structure sent we check the size of the InputBuffer
if LDataSize < szProtocol
then begin
//Synchronize_message_afficher('serverexexute:recu taille='+inttostr(LDataSize));
//LClientContext.Connection.IOHandler.InputBuffer.Clear;
//LClientContext.Connection.IOHandler.CloseGracefully;
//LClientContext.Connection.Disconnect;
end
else
//if LDataSize >= szProtocol then
begin
try
//Init Buffer
ClearBuffer(TIdbytes(LBuffer));
// read the protocol structure from the client so we can handle
// the client's request
try
LClientContext.Connection.IOHandler.ReadBytes(TIdbytes(LBuffer), szProtocol);
except
LClientContext.Connection.Disconnect;
Exit;
end;
//AddFmtLog('Readbytes long=%d', [length(LBuffer)]);
// convert the buffer to protocol structure
LProtocol := BytesToTProtocol(TIdBytes(LBuffer));
//Ctrl Cle de session
VCtrlCleSession_OK:=false;
if LClientContext.CliReseau=nil
then Synchronize_message_afficher('IdTCPServerExecute:ERR (CliReseau=nil)')
else
begin
VEtatConnect_Connect_mes:='';
//Soit Client en ETat Connect (pas encore de cle de session , soit Egalite cle de session
if LClientContext.CliReseau.TCliReseau_Est_EtatConnect_Connect
then begin
VCtrlCleSession_OK:=true;
VEtatConnect_Connect_mes:='Etatconnect='+inttostr(ord(LClientContext.CliReseau.TCliReseau_Est_EtatConnect_Connect));
end
else begin
VEtatConnect_Connect_mes:='Non Etatconnect='+inttostr(ord(LClientContext.CliReseau.TCliReseau_Est_EtatConnect_Connect));
VCtrlCleSession_OK:=(RCleSession_GetStr(LProtocol.FCleSession)=LClientContext.CliReseau.TCliReseau_Get_CleSessionStr);
end;
//VCtrlCleSession_OK:= LClientContext.CliReseau.TCliReseau_Est_EtatConnect_Connect or
// (RCleSession_GetStr(LProtocol.FCleSession)=LClientContext.CliReseau.TCliReseau_Get_CleSessionStr);
if not VCtrlCleSession_OK
then begin
Synchronize_message_afficher( 'IdTCPServerExecute:ERR (Cle de session)'+
'(ip:'+LClientContext.Binding.PeerIP+' Log:'+LClientContext.CliReseau.TCliReseau_Get_LogStr+')'+
'(EtatConnect='+VEtatConnect_Connect_mes+')'+
'(CleSession recu='+RCleSession_GetStr(LProtocol.FCleSession)+')'+
'(CleSession Context='+LClientContext.CliReseau.TCliReseau_Get_CleSessionStr+')');
end
else
begin
case LProtocol.FDataTypes of //(dtindef,dtString, dtSession, dtSite, dtStream);
//==============================================
//SESSION
dtSession:begin
vmes:='ServerExecute(dtsession):';vmestmp:='';
Tsession_init(VTSession);
if not LProtocol.FDataSize=szTSession
then vmestmp:='ERR long Tsession Readbytes long'//AddFmtLog('ERR long Tsession Readbytes long datasize/session=%d', [LProtocol.FDataSize,szTSession])
else begin
//Lire les X bytes du record TSession
try
LClientContext.Connection.IOHandler.ReadBytes(TIdbytes(LBuffer), LProtocol.FDataSize);
except
LClientContext.Connection.Disconnect;
Exit;
end;
//Init Buffer
ClearBuffer(TIdbytes(LMessageBuffer));
//set the length of the temporary Session buffer
SetLength(LMessageBuffer, LProtocol.FDataSize);
// move the message data from the buffer to message buffer
Move(LBuffer[szProtocol], LMessageBuffer[0], LProtocol.FDataSize);
//AddFmtLog('Readbytes long=%d', [length(LMessageBuffer)]);
// convert the buffer to protocol structure
if not TSession_ByteArrayToRecord(LMessageBuffer,VTSession) //VTSession := BytesToTSession(LBuffer);
then vmestmp:='ERR Lecture Tsession' //Message_afficher('ServerExecute :ERR Lecture Tsession')
else begin
//Traiter requete
//Synchronize_message_afficher('Session Log/Mp='+TSession_Get_Log(VTSession)+TSession_Get_Mp(VTSession));
Synchronize_OnReseau_TraiterRequete_Session(true,AContext,VTSession);
end;
//..
end;
if vmestmp<>'' then Synchronize_message_afficher(vmes+vmestmp);
end;
//==============================================
//REQUET
dtRequet:begin
vmes:='ServerExecute(dtRequet):';vmestmp:='';
TRequet_init(VTRequet);
if not LProtocol.FDataSize=szTRequet
then vmestmp:='ERR long TRequet Readbytes long'//AddFmtLog('ERR long Tsession Readbytes long datasize/session=%d', [LProtocol.FDataSize,szTSession])
else begin
//Lire les X bytes du record TSession
LClientContext.Connection.IOHandler.ReadBytes(TIdbytes(LBuffer), LProtocol.FDataSize);
//Init Buffer
ClearBuffer(TIdbytes(LMessageBuffer));
//set the length of the temporary Session buffer
SetLength(LMessageBuffer, LProtocol.FDataSize);
// move the message data from the buffer to message buffer
Move(LBuffer[szProtocol], LMessageBuffer[0], LProtocol.FDataSize);
//AddFmtLog('Readbytes long=%d', [length(LMessageBuffer)]);
// convert the buffer to protocol structure
if not TRequet_ByteArrayToRecord(LMessageBuffer,VTRequet) //VTRequet := BytesToTSession(LBuffer);
then vmestmp:='ERR Lecture TRequet' //Message_afficher('ServerExecute :ERR Lecture Tsession')
else begin
//Traiter requete
//Synchronize_message_afficher('Session Log/Mp='+TSession_Get_Log(VTSession)+TSession_Get_Mp(VTSession));
Synchronize_OnReseau_TraiterRequete_Requet(true,AContext,VTRequet);
end;
//..
end;
if vmestmp<>'' then Synchronize_message_afficher(vmes+vmestmp);
end;
dtStream:begin
vmes:='';
TStreamHeader_init(VTStreamHeader);
if not LProtocol.FDataSize=szTStreamHeader
then Synchronize_message_afficher(format('ERR long TStreamHeader Readbytes long datasize/Requet=%d', [LProtocol.FDataSize,szTStreamHeader]))
else begin
//Lire les X bytes du record TRequet
LClientContext.Connection.IOHandler.ReadBytes(TIdbytes(LBuffer), LProtocol.FDataSize);
//FTCPClient.IOHandler.ReadBytes(LBuffer, LProtocol.FDataSize);
//Effacer LMessage
ClearBuffer(TIdbytes(LMessageBuffer));
//set the length of the temporary Requet buffer
SetLength(LMessageBuffer, LProtocol.FDataSize);
// move the message data from the buffer to message buffer
Move(LBuffer[szProtocol], LMessageBuffer[0], LProtocol.FDataSize);
//Synchronize_message_afficher(format('Readbytes long=%d', [length(LMessage)]));
// convert the buffer to protocol structure
if not TStreamHeader_ByteArrayToRecord(LMessageBuffer,VTStreamHeader) //VTRequet := BytesToTRequet(LBuffer);
then Synchronize_message_afficher('TClientThread.Execute :ERR Lecture TStreamHeader')
else begin
//Lire Stre
vmes:=vmes+'OK NomFichier:'+VTStreamHeader.FileName+
' Path: '+VTStreamHeader.FilePath+
' Taille: '+IntToStr(VTStreamHeader.FileSize);
VTMemoryStream:=TMemoryStream.Create;
try
LClientContext.Connection.IOHandler.ReadStream(VTMemoryStream, VTStreamHeader.FileSize);
//Traiter Fichier:
//1)Stocker dans rep TMP
//2)DoOnReseau_TraiterRequete_Stream s'occupe de deplacer fichier et renommer au bon endroit
//ex:Sauver dans autre nom
VNomficSauver:=Fichier_FormateNomComplet_FichierTmp(TStreamHeader_Get_Filenamestr(VTStreamHeader));//VTStreamHeader.FileName);
//VNomficSauver:='rec_'+FTStreamHeader.FileName;
if fileexists(VNomficSauver)
then SysUtils.deletefile(VNomficSauver);
VTMemoryStream.SaveToFile(VNomficSauver);
String_Concatener_SLINEBREAK(vmes,' Sauvegarde "'+VNomficSauver+'"');
finally
Freeandnil(VTMemoryStream);
end;
//Traiter requete
Synchronize_message_afficher('_ServerExecute :'+vmes);
Synchronize_message_afficher('_ServerExecute :DoOnReseau_TraiterRequete_Stream');
//V51:DoOnReseau_TraiterRequete_Stream;
Synchronize_OnReseau_TraiterRequete_Stream(true,AContext,VTStreamHeader);
end;
end;
end
else vmes:='ServerExecute Type FDataTypes inconnu';
end; //END Case
end
end;
finally
ClearBuffer(TIdbytes(LBuffer));
ClearBuffer(TIdbytes(LMessageBuffer));
end; // tryf
end;
finally
end;
end
end
except
on E:EIdConnClosedGracefully do begin
vmes:='IdTCPServerExecute EXCEPTION CloseGracefully:'+E.Message+' client';
raise
end;
//on E:EIdConnectTimeout do begin NE MARCHE PAS cote serveur
on E:EIdReadTimeout do begin
vmes:='IdTCPServerExecute EXCEPTION READTIMEOUT:'+E.Message+' client';
raise
end;
on E:EIdException do begin
vmes:='IdTCPServerExecute EXCEPTION EIdException:'+E.Message+' client';
raise
end;
on E:Exception do begin
vmes:='IdTCPServerExecute EXCEPTION:'+E.Message+' client';
raise
end
else begin
vmes:='IdTCPServerExecute EXCEPTION:inconnue';
raise
end;
end;
end;
destructor TDTMReseauW.Destroy;
var vmes:string;
begin
if FEstSrv then
begin
if Srv_Deconnecter(vmes) then;
Reseau_message(vmes);
FreeandNil(FServer);
end
else begin
if cli_deconnecter(true,vmes) then ;
Reseau_message(vmes);
//Forcer terminate CLientThread:
//(IMPORTANT car cli_deconnecter ne fait pas le terminate c'est le disconnect qui declenche uniquement
if FTClientThread<>nil
then begin
//terminate the listener thread
FTClientThread.Terminate;
FTClientThread.waitfor;//eviter car en lock clientthread
FreeAndNil(FTClientThread);
end;
if FCliTCliReseau<>nil
then begin
//FreeandNil(FCliTCliReseau);
FCliTCliReseau.destroy;
FCliTCliReseau:=nil;
end;
if FCLiOtherCli<>nil
then FreeandNil(FCLiOtherCli);
if FClient<>nil
then FreeandNil(FClient);
end;
//Liste des cartes reseau
if FDeviceList_Reseau_TCPIP<>nil
then FDeviceList_Reseau_TCPIP.Free;
inherited destroy
end;
//Connecter Serveur: AdrIP ,PortReseau et Timeout
function TDTMReseauW.Srv_Connecter(VadripSrv:string;vPortReseau:string;VReadtimeout:string;var vmes:string):boolean;
var VPortint:integer;VReadTimeoutint:int64;//longint;
begin
result:=false;vmes:='Connexion Serveur ';
if self<>nil then
begin
if Srv_est_connecte
then vmes:= vmes+':WAR (Serveur deja connecte)'
else
begin
if VadripSrv=''
then vmes:=vmes+':ERR (AdrIP vide)'
else begin
vmes:=vmes+'AdrIP='+VadripSrv;
if not trystrtoint(vPortReseau,VPortint)
then vmes:=vmes+':ERR (Port incorrect)'
else begin
vmes:=vmes+' Port='+vPortReseau;
if not trystrtoint64(VReadTimeout,VReadTimeoutint)
then vmes:=vmes+':ERR (Readtimeout incorrect)'
else begin
vmes:=vmes+' Timeout='+VReadTimeout+':';
try
FReadTimeout:=VReadTimeoutint; //Memoriser pour etre utilise a chaque connect d'un client
FServer.MaxConnections:=3;
FServer.Bindings.Clear;
with FServer.Bindings.Add do
begin
IPVersion :=Id_IPv4;
IP :=VadripSrv;// '127.0.0.1';
Port :=strtoint(vPortReseau);
end;
//vmes:= vmes+'IP='+FServer.Bindings.Items[0].IP+' PORT='+inttostr(FServer.Bindings.Items[0].Port);
FServer.active :=true;
result:=true;
vmes:= vmes+':OK';
except
on E: EIdException do begin
vmes:=vmes+'ERR ' + E.Message;
end;
on E: Exception do begin
vmes:=vmes+'ERR ' + E.Message;
end
else
vmes:=vmes+'Srv_Connecter:EXCEPTION'
end;
end
end
end;
end;
end
end;
function TDTMReseauW.Srv_Deconnecter(var vmes:string):boolean;
var vmestmp:string;
begin
result:=false;vmes:='Deconnexion Serveur:';
if self<>nil then
begin
try
//Deconnecter les clients AVEC envoi requet AVIS
if not Srv_Deconnecter_Clients('ARRET Serveur',vmestmp)
then vmes:=vmes+':WAR '+vmestmp
else vmes:=vmes+':OK '+vmestmp;
//Deconnecter Server
if Srv_est_connecte
then
begin
//sleep(1000);
//FServer.Scheduler.TerminateAllYarns;
FServer.active:=false;
end;
vmes:=vmes+'/Arret Serveur:OK';
except
on E: EIdException do begin
vmes:=vmes+'ERR ' + E.Message;
end;
on E: Exception do begin
vmes:=vmes+'ERR ' + E.Message;
end;
on E: EIdNotASocket do begin
vmes:=vmes+'ERR ' + E.Message;
end;
on E: EIdSocketError do begin
vmes:=vmes+'ERR ' + E.Message;
end;
else begin
vmes:=vmes+'EXCEPTION ';
end;
raise
end;
result:=true;
end;
end;
//SERVEUR:Deconnecter tous les clients
function TDTMReseauW.Srv_Deconnecter_Clients(vcomment:string;var vmes:string):boolean;
var i:integer;VTClientContext:TClientContext;
// client list, holds TClientContext objects
LClients: TList;//Voir http://stackoverflow.com/questions/32722256/delphi-android-app-indy-tcp-server-application-closes-after-client-disconnect
VNBcli:integer;
VadrIp,vmestmp:string;
VStop,Vtrouve:boolean;
begin
result:=false;vmes:='Deconnecter Clients';vmestmp:='';VNBcli:=0;
if self<>nil then
begin
//ENVOIS AVIS
VStop:=false;
while not VStop do begin //On boucle pour Maj CLient Non Disconnecting: ca a lair de marcher
vtrouve :=false;
if FServer=nil
then VStop:=true
else begin
//Locker Liste
with FServer.Contexts.LockList do begin
try
try
String_Concatener_SLINEBREAK(vmes,'-Nbre Envoi Avis='+inttostr(Count)+':');
for i:=0 to Count-1 do // length(TTab_TClientContext)-1 do
begin
VTClientContext:=TClientContext(items[i]);
if not VTClientContext.CliReseau.TCliReseau_Est_EtatConnect_Disconnecting then
begin
vtrouve:=true;
VTClientContext.Lock;
VadrIp:=VTClientContext.TClientContext_Get_AdrIp;
try
try
if not OnReseau_Srv_sendTSession_CliClose(VTClientContext,Vcomment,vmestmp)
//if not Reseau_Srv_ReseauClient_send_DeconnecterCli(VTClientContext,Vcomment,vmestmp)
then String_Concatener_SLINEBREAK(vmes,' -Client IP='+VadrIp+':AVIS Close:ERR'+':'+vmestmp)
else String_Concatener_SLINEBREAK(vmes,' -Client IP='+VadrIp+':AVIS Close:OK');
except //Pour unlock context
vmes:=vmes+'ERR:ENVOI AVIS a un client:'+VadrIp;
//On deconnecte le Context
VTClientContext.Connection.IOHandler.WriteBufferclear;
VTClientContext.Connection.IOHandler.InputBuffer.clear;
//VTClientContext.Connection.IOHandler.Close;
VTClientContext.Connection.IOHandler.CloseGracefully;
//VTClientContext.Connection.DisconnectNotifyPeer;
if VTClientContext.Connection.Connected
then VTClientContext.Connection.Disconnect;
raise
end;
finally
//unlock
VTClientContext.Unlock;
end; // tryf
end;
end;
except
on E:exception do
logfile_ecrire(nil,'Srv_Deconnecter_Clients:Envoi avis:'+E.message)
end;
finally
//Delocker les contexts
FServer.Contexts.UnlockList;
end;
end; //END WITH
end;
if not Vtrouve then begin
VStop:=true;
end
end; //END WHILE
//reseau_Message(vmes);
sleep(1000);
//=================================================================
//DECONNEXIONS
//VERSION"2"
// lock the client list
with FServer.Contexts.LockList do begin
String_Concatener_SLINEBREAK(vmes,'-Nbre Deconnexion='+inttostr(count)+':');
try
try
//DECONNEXION
for i:=count-1 downto 0 do
begin
VTClientContext:=TClientContext(items[I]);//DTMReseauW.TTab_TClientContext[i];
if VTClientContext<>nil then begin
//lock it
VTClientContext.Lock;
VadrIp:=VTClientContext.TClientContext_Get_AdrIp;
try
try
VTClientContext.Connection.IOHandler.WriteBufferclear;
VTClientContext.Connection.IOHandler.InputBuffer.clear;
//VTClientContext.Connection.IOHandler.Close;
VTClientContext.Connection.IOHandler.CloseGracefully;
//VTClientContext.Connection.DisconnectNotifyPeer;
if VTClientContext.Connection.Connected
then VTClientContext.Connection.Disconnect;
String_Concatener_SLINEBREAK(vmes,' -Client IP='+VadrIp+':Deconnecter:OK');
except //Pour unlock context
vmes:=vmes+'ERR:ENVOI AVIS a un client:'+VadrIp;
raise
end;
finally
//unlock
VTClientContext.Unlock;
end; // tryf
end;
end;
except
vmes:=vmes+'ERR:DECONNEXION des clients';
raise
end;
finally
//unlock client list
FServer.Contexts.UnlockList;
end; // tryf
with FServer.Contexts.LockList do begin
String_Concatener_SLINEBREAK(vmes,'-Nbre Deconnexion APRES='+inttostr(count)+':');
FServer.Contexts.UnlockList;
end;
end; //END With
//Message_afficher(vmes);
result:=true;
end;
end; |
[Raspbian][Indy 10.6.2] Invalid cast type deconnect tidtcpserver
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