--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/watchdog/src/cwdmonitor.cpp Mon Apr 19 14:40:16 2010 +0300
@@ -0,0 +1,156 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: This application is to monitor Harvester and Search Server
+*
+*/
+
+#include "CWDmonitor.h"
+#include "WatchDogCommon.h"
+#include "CWDTimer.h"
+#include <HarvesterServerLogger.h>
+// -----------------------------------------------------------------------------
+// CWDMonitor::NewL
+// -----------------------------------------------------------------------------
+//
+CWDMonitor* CWDMonitor::NewL( )
+ {
+ CWDMonitor* self = CWDMonitor::NewLC( );
+ CleanupStack::Pop();
+ return self;
+ }
+// -----------------------------------------------------------------------------
+// CWDMonitor::NewLC
+// -----------------------------------------------------------------------------
+//
+CWDMonitor* CWDMonitor::NewLC( )
+ {
+ CWDMonitor* self = new ( ELeave ) CWDMonitor( );
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ return self;
+ }
+
+// -----------------------------------------------------------------------------
+// CWDMonitor::~CWDMonitor()
+// -----------------------------------------------------------------------------
+//
+CWDMonitor::~CWDMonitor()
+ {
+ delete iWDTimer;
+ }
+
+// -----------------------------------------------------------------------------
+// CWDMonitor::CWDMonitor()
+// -----------------------------------------------------------------------------
+//
+CWDMonitor::CWDMonitor( )
+ {
+ }
+
+// -----------------------------------------------------------------------------
+// CWDMonitor::ConstructL()
+// -----------------------------------------------------------------------------
+//
+void CWDMonitor::ConstructL()
+ {
+ iWDTimer = CWDTimer::NewL( this );
+ }
+
+// -----------------------------------------------------------------------------
+// CWDMonitor::StartMonitor()
+// -----------------------------------------------------------------------------
+//
+void CWDMonitor::HandleWDTimerL()
+ {
+ CPIXLOGSTRING("CWDMonitor::HandleWDTimerL(): Check the servers");
+ TFindServer harvesterServer(KHarvesterServer);
+ TFindServer searchServer(KSearchServer);
+
+ TFullName name;
+
+ if ( harvesterServer.Next(name) != KErrNone)
+ {
+ CPIXLOGSTRING("Harvester Server is down, Starting Harvester Server");
+ //Harvester server is not running.
+ //Start Harvester server
+ StartServer( KHarvesterServer , KHServerUid3 ,KHarvesterServerSemaphoreName);
+ }
+ else if ( searchServer.Next( name ) != KErrNone)
+ {
+ CPIXLOGSTRING("Search Server is down, Starting Search Server");
+ //Search server is not running.
+ //Start search server
+ StartServer( KSearchServer , KSServerUid3 ,KSearchServerSemaphoreName);
+ }
+ return;
+ }
+// -----------------------------------------------------------------------------
+// CWDMonitor::StartMonitor()
+// -----------------------------------------------------------------------------
+//
+void CWDMonitor::StartMonitor()
+ {
+ CPIXLOGSTRING("CWDMonitor::StartMonitor(): Entered");
+ iWDTimer->StartWDTimer();
+ }
+
+// -----------------------------------------------------------------------------
+// CWDMonitor::StartServer()
+// -----------------------------------------------------------------------------
+//
+TInt CWDMonitor::StartServer( const TDesC& aServerName , TUid aServerUid ,
+ const TDesC& aSemaphoreName)
+ {
+ RSemaphore semaphore;
+ TInt result = semaphore.CreateGlobal(aSemaphoreName, 0);
+ if (result != KErrNone)
+ {
+ return result;
+ }
+
+ result = CreateServerProcess( aServerName , aServerUid);
+ if (result != KErrNone)
+ {
+ return result;
+ }
+
+ semaphore.Wait();
+ semaphore.Close();
+ return result;
+ }
+
+// -----------------------------------------------------------------------------
+// CWDMonitor::CreateServerProcess()
+// -----------------------------------------------------------------------------
+//
+TInt CWDMonitor::CreateServerProcess( const TDesC& aServerName , TUid aServerUid )
+ {
+ TInt result;
+
+ const TUidType serverUid( KNullUid, KNullUid, aServerUid);
+
+ RProcess server;
+
+ result = server.Create(aServerName, KNullDesC, serverUid);
+ if (result != KErrNone)
+ {
+ return result;
+ }
+
+ server.Resume();
+ server.Close();
+ return KErrNone;
+ }
+
+//End of file