Leaked source code of windows server 2003
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//////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000-2002 Microsoft Corporation
//
// Module Name:
// TaskGatherClusterInfo.cpp
//
// Description:
// TaskGatherClusterInfo implementation.
//
// Maintained By:
// Galen Barbee (GalenB) 07-APR-2000
//
//////////////////////////////////////////////////////////////////////////////
#include "Pch.h"
#include "TaskGatherClusterInfo.h"
DEFINE_THISCLASS("CTaskGatherClusterInfo")
// ************************************************************************
//
// Constructor / Destructor
//
// ************************************************************************
//////////////////////////////////////////////////////////////////////////////
//
// HRESULT
// CTaskGatherClusterInfo::S_HrCreateInstance(
// IUnknown ** ppunkOut
// )
//
//////////////////////////////////////////////////////////////////////////////
HRESULT
CTaskGatherClusterInfo::S_HrCreateInstance(
IUnknown ** ppunkOut
)
{
TraceFunc( "" );
HRESULT hr = S_OK;
CTaskGatherClusterInfo * ptgci = NULL;
Assert( ppunkOut != NULL );
if ( ppunkOut == NULL )
{
hr = THR( E_POINTER );
goto Cleanup;
}
ptgci = new CTaskGatherClusterInfo;
if ( ptgci == NULL )
{
hr = THR( E_OUTOFMEMORY );
goto Cleanup;
}
hr = THR( ptgci->HrInit() );
if ( FAILED( hr ) )
{
goto Cleanup;
}
hr = THR( ptgci->TypeSafeQI( IUnknown, ppunkOut ) );
if ( FAILED( hr ) )
{
goto Cleanup;
}
Cleanup:
if ( ptgci != NULL )
{
ptgci->Release();
}
HRETURN( hr );
} //*** CTaskGatherClusterInfo::S_HrCreateInstance
//////////////////////////////////////////////////////////////////////////////
//
// CTaskGatherClusterInfo::CTaskGatherClusterInfo
//
//////////////////////////////////////////////////////////////////////////////
CTaskGatherClusterInfo::CTaskGatherClusterInfo( void )
: m_cRef( 1 )
{
TraceFunc( "" );
InterlockedIncrement( &g_cObjects );
TraceFuncExit();
} //*** CTaskGatherClusterInfo::CTaskGatherClusterInfo
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CTaskGatherClusterInfo::HrInit
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CTaskGatherClusterInfo::HrInit( void )
{
TraceFunc( "" );
HRESULT hr = S_OK;
// IUnknown stuff
Assert( m_cRef == 1 );
// IDoTask / ITaskGatherClusterInfo
Assert( m_cookie == NULL );
Assert( m_fStop == FALSE );
HRETURN( hr );
} //*** CTaskGatherClusterInfo::HrInit
//////////////////////////////////////////////////////////////////////////////
//
// CTaskGatherClusterInfo::~CTaskGatherClusterInfo
//
//////////////////////////////////////////////////////////////////////////////
CTaskGatherClusterInfo::~CTaskGatherClusterInfo( void )
{
TraceFunc( "" );
//
// This keeps the per thread memory tracking from screaming.
//
TraceMoveFromMemoryList( this, g_GlobalMemoryList );
InterlockedDecrement( &g_cObjects );
TraceFuncExit();
} //*** CTaskGatherClusterInfo::~CTaskGatherClusterInfo
// ************************************************************************
//
// IUnknown
//
// ************************************************************************
//////////////////////////////////////////////////////////////////////////////
//++
//
// CTaskGatherClusterInfo::QueryInterface
//
// Description:
// Query this object for the passed in interface.
//
// Arguments:
// riidIn
// Id of interface requested.
//
// ppvOut
// Pointer to the requested interface.
//
// Return Value:
// S_OK
// If the interface is available on this object.
//
// E_NOINTERFACE
// If the interface is not available.
//
// E_POINTER
// ppvOut was NULL.
//
// Remarks:
// None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CTaskGatherClusterInfo::QueryInterface(
REFIID riidIn
, LPVOID * ppvOut
)
{
TraceQIFunc( riidIn, ppvOut );
HRESULT hr = S_OK;
//
// Validate arguments.
//
Assert( ppvOut != NULL );
if ( ppvOut == NULL )
{
hr = THR( E_POINTER );
goto Cleanup;
}
//
// Handle known interfaces.
//
if ( IsEqualIID( riidIn, IID_IUnknown ) )
{
*ppvOut = static_cast< ITaskGatherClusterInfo * >( this );
} // if: IUnknown
else if ( IsEqualIID( riidIn, IID_IDoTask ) )
{
*ppvOut = TraceInterface( __THISCLASS__, IDoTask, this, 0 );
} // else if: IDoTask
else if ( IsEqualIID( riidIn, IID_ITaskGatherClusterInfo ) )
{
*ppvOut = TraceInterface( __THISCLASS__, ITaskGatherClusterInfo, this, 0 );
} // else if: IClusCfgManagedResourceInfo
else
{
*ppvOut = NULL;
hr = E_NOINTERFACE;
}
//
// Add a reference to the interface if successful.
//
if ( SUCCEEDED( hr ) )
{
((IUnknown *) *ppvOut)->AddRef();
} // if: success
Cleanup:
QIRETURN_IGNORESTDMARSHALLING( hr, riidIn );
} //*** CTaskGatherClusterInfo::QueryInterface
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP_(ULONG)
// CTaskGatherClusterInfo::AddRef
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP_( ULONG )
CTaskGatherClusterInfo::AddRef( void )
{
TraceFunc( "[IUnknown]" );
InterlockedIncrement( &m_cRef );
CRETURN( m_cRef );
} //*** CTaskGatherClusterInfo::AddRef
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP_(ULONG)
// CTaskGatherClusterInfo::Release
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP_( ULONG )
CTaskGatherClusterInfo::Release( void )
{
TraceFunc( "[IUnknown]" );
LONG cRef;
cRef = InterlockedDecrement( &m_cRef );
if ( cRef == 0 )
{
TraceDo( delete this );
}
CRETURN( cRef );
} //*** CTaskGatherClusterInfo::Release
// ************************************************************************
//
// IDoTask / ITaskGatherClusterInfo
//
// ************************************************************************
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CTaskGatherClusterInfo::BeginTask( void );
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CTaskGatherClusterInfo::BeginTask( void )
{
TraceFunc( "[IDoTask]" );
HRESULT hr;
IServiceProvider * psp = NULL;
IUnknown * punk = NULL;
IObjectManager * pom = NULL;
IConnectionManager * pcm = NULL;
IConnectionPointContainer * pcpc = NULL;
IConnectionPoint * pcp = NULL;
INotifyUI * pnui = NULL;
IClusCfgNodeInfo * pccni = NULL;
IClusCfgServer * pccs = NULL;
IGatherData * pgd = NULL;
IClusCfgClusterInfo * pccci = NULL;
TraceInitializeThread( L"TaskGatherClusterInfo" );
//
// Collect the manager we need to complete this task.
//
hr = THR( CoCreateInstance( CLSID_ServiceManager,
NULL,
CLSCTX_INPROC_SERVER,
TypeSafeParams( IServiceProvider, &psp )
) );
if ( FAILED( hr ) )
goto Cleanup;
hr = THR( psp->TypeSafeQS( CLSID_ObjectManager, IObjectManager, &pom ) );
if ( FAILED( hr ) )
goto Cleanup;
hr = THR( psp->TypeSafeQS( CLSID_ClusterConnectionManager, IConnectionManager, &pcm ) );
if ( FAILED( hr ) )
goto Cleanup;
hr = THR( psp->TypeSafeQS( CLSID_NotificationManager, IConnectionPointContainer, &pcpc ) );
if ( FAILED( hr ) )
goto Cleanup;
hr = THR( pcpc->FindConnectionPoint( IID_INotifyUI, &pcp ) );
if ( FAILED( hr ) )
goto Cleanup;
pcp = TraceInterface( L"CTaskGatherClusterInfo!IConnectionPoint", IConnectionPoint, pcp, 1 );
hr = THR( pcp->TypeSafeQI( INotifyUI, &pnui ) );
if ( FAILED( hr ) )
goto Cleanup;
//pnui = TraceInterface( L"CTaskGatherClusterInfo!INotifyUI", INotifyUI, pnui, 1 );
psp->Release();
psp = NULL;
if ( m_fStop == TRUE )
{
goto Cleanup;
} // if:
//
// Ask the Connection Manager for a connection to the object.
//
// don't wrap - this can fail.
hr = pcm->GetConnectionToObject( m_cookie, &punk );
//
// This means the cluster has not been created yet.
//
if ( hr == HR_S_RPC_S_SERVER_UNAVAILABLE )
{
goto ReportStatus;
}
// HR_S_RPC_S_CLUSTER_NODE_DOWN
else if ( FAILED( hr ) )
{
THR( hr );
goto ReportStatus;
}
hr = THR( punk->TypeSafeQI( IClusCfgServer, &pccs ) );
if ( FAILED( hr ) )
goto Cleanup;
punk->Release();
punk = NULL;
if ( m_fStop == TRUE )
{
goto Cleanup;
} // if:
//
// Get the Node information.
//
hr = THR( pccs->GetClusterNodeInfo( &pccni ) );
if ( FAILED( hr ) )
goto ReportStatus;
//
// See if the node is a member of a cluster.
//
hr = STHR( pccni->IsMemberOfCluster() );
if ( FAILED( hr ) )
goto ReportStatus;
//
// If it is not a cluster, then there is nothing to do the "default"
// configuration will do.
//
if ( hr == S_FALSE )
{
hr = S_OK;
goto ReportStatus;
}
if ( m_fStop == TRUE )
{
goto Cleanup;
} // if:
//
// Ask the Node for the Cluster Information.
//
hr = THR( pccni->GetClusterConfigInfo( &pccci ) );
if ( FAILED( hr ) )
goto ReportStatus;
//
// Ask the Object Manager to retrieve the data format to store the information.
//
Assert( punk == NULL );
hr = THR( pom->GetObject( DFGUID_ClusterConfigurationInfo, m_cookie, &punk ) );
if ( FAILED( hr ) )
goto ReportStatus;
hr = THR( punk->TypeSafeQI( IGatherData, &pgd ) );
if ( FAILED( hr ) )
goto ReportStatus;
//
// Start sucking.
//
hr = THR( pgd->Gather( NULL, pccci ) );
//
// Update the status. Ignore the error (if any).
//
ReportStatus:
if ( pom != NULL )
{
HRESULT hr2;
IUnknown * punkTemp = NULL;
hr2 = THR( pom->GetObject( DFGUID_StandardInfo,
m_cookie,
&punkTemp
) );
if ( SUCCEEDED( hr2 ) )
{
IStandardInfo * psi;
hr2 = THR( punkTemp->TypeSafeQI( IStandardInfo, &psi ) );
punkTemp->Release();
punkTemp = NULL;
if ( SUCCEEDED( hr2 ) )
{
hr2 = THR( psi->SetStatus( hr ) );
psi->Release();
}
}
} // if: ( pom != NULL )
if ( pnui != NULL )
{
THR( pnui->ObjectChanged( m_cookie ) );
}
Cleanup:
if ( psp != NULL )
{
psp->Release();
}
if ( pcm != NULL )
{
pcm->Release();
}
if ( pccs != NULL )
{
pccs->Release();
}
if ( pccni != NULL )
{
pccni->Release();
}
if ( punk != NULL )
{
punk->Release();
}
if ( pom != NULL )
{
HRESULT hr2;
IUnknown * punkTemp = NULL;
hr2 = THR( pom->GetObject( DFGUID_StandardInfo,
m_cookieCompletion,
&punkTemp
) );
if ( SUCCEEDED( hr2 ) )
{
IStandardInfo * psi;
hr2 = THR( punkTemp->TypeSafeQI( IStandardInfo, &psi ) );
punkTemp->Release();
punkTemp = NULL;
if ( SUCCEEDED( hr2 ) )
{
hr2 = THR( psi->SetStatus( hr ) );
psi->Release();
}
}
pom->Release();
} // if: ( pom != NULL )
if ( pgd != NULL )
{
pgd->Release();
}
if ( pccci != NULL )
{
pccci->Release();
}
if ( pcp != NULL )
{
pcp->Release();
}
if ( pcpc != NULL )
{
pcpc->Release();
}
if ( pnui !=NULL )
{
if ( m_cookieCompletion != 0 )
{
hr = THR( pnui->ObjectChanged( m_cookieCompletion ) );
} // if:
pnui->Release();
} // if:
LogMsg( L"[MT] [CTaskGatherClusterInfo] exiting task. The task was%ws cancelled.", m_fStop == FALSE ? L" not" : L"" );
HRETURN( hr );
} //*** CTaskGatherClusterInfo::BeginTask
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CTaskGatherClusterInfo::StopTask( void )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CTaskGatherClusterInfo::StopTask( void )
{
TraceFunc( "[IDoTask]" );
HRESULT hr = S_OK;
m_fStop = TRUE;
LogMsg( L"[MT] [CTaskGatherClusterInfo] is being stopped." );
HRETURN( hr );
} //*** StopTask
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CTaskGatherClusterInfo::SetCookie(
// OBJECTCOOKIE cookieIn
// )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CTaskGatherClusterInfo::SetCookie(
OBJECTCOOKIE cookieIn
)
{
TraceFunc( "[ITaskGatherClusterInfo]" );
HRESULT hr = S_OK;
m_cookie = cookieIn;
HRETURN( hr );
} //*** SetCookie
//////////////////////////////////////////////////////////////////////////////
//
// STDMETHODIMP
// CTaskGatherClusterInfo::SetCompletionCookie(
// OBJECTCOOKIE cookieIn
// )
//
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CTaskGatherClusterInfo::SetCompletionCookie(
OBJECTCOOKIE cookieIn
)
{
TraceFunc( "" );
HRESULT hr = S_OK;
m_cookieCompletion = cookieIn;
HRETURN( hr );
} //*** CTaskGatherClusterInfo::SetGatherPunk