windows-nt/Source/XPSP1/NT/base/cluster/mgmt/cluscfg/evictcleanup/evictcleanup.h
2020-09-26 16:20:57 +08:00

155 lines
4.9 KiB
C++

//////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000-2001 Microsoft Corporation
//
// Module Name:
// EvictCleanup.h
//
// Description:
// This file contains the declaration of the CEvictCleanup
// class. This class handles is used to clean up a node after it has been
// evicted from a cluster.
//
// Documentation:
// TODO: fill in pointer to external documentation
//
// Implementation Files:
// EvictCleanup.cpp
//
// Maintained By:
// Galen Barbee (GalenB) 04-AUG-2000
//
//////////////////////////////////////////////////////////////////////////////
// Make sure that this file is included only once per compile path.
#pragma once
//////////////////////////////////////////////////////////////////////////////
// Include Files
//////////////////////////////////////////////////////////////////////////////
// For IUnknown
#include <unknwn.h>
// For IClusCfgEvictCleanup
#include <ClusCfgServer.h>
// For ILogger
#include <ClusCfgClient.h>
//////////////////////////////////////////////////////////////////////////////
//++
//
// class CEvictCleanup
//
// Description:
// This class handles is used to clean up a node after it has been
// evicted from a cluster.
//
//--
//////////////////////////////////////////////////////////////////////////////
class CEvictCleanup
: public IClusCfgEvictCleanup
, public IClusCfgCallback
{
private:
//////////////////////////////////////////////////////////////////////////
// Private data
//////////////////////////////////////////////////////////////////////////
// IUnknown
LONG m_cRef; // Reference counter.
// IClusCfgCallback
BSTR m_bstrNodeName; // Name of the local node.
ILogger * m_plLogger; // ILogger for doing logging.
//////////////////////////////////////////////////////////////////////////
// Private member functions
//////////////////////////////////////////////////////////////////////////
// Second phase of a two phase constructor.
HRESULT
HrInit( void );
// Instruct the SCM to stop a service
DWORD
DwStopService(
const WCHAR * pcszServiceNameIn
, ULONG ulQueryIntervalMilliSecIn = 500
, ULONG cQueryCountIn = 10
);
// Wrap logging to the logger object.
void
LogMsg( LPCWSTR pszLogMsgIn, ... );
//
// Private constructors, destructor and assignment operator.
// All of these methods are private for two reasons:
// 1. Lifetimes of objects of this class are controlled by S_HrCreateInstance and Release.
// 2. Copying of an object of this class is prohibited.
//
// Default constructor.
CEvictCleanup( void );
// Destructor.
~CEvictCleanup( void );
// Copy constructor.
CEvictCleanup( const CEvictCleanup & );
// Assignment operator.
CEvictCleanup & operator =( const CEvictCleanup & );
public:
//////////////////////////////////////////////////////////////////////////
// IUnknown methods
//////////////////////////////////////////////////////////////////////////
STDMETHOD( QueryInterface )( REFIID riid, void ** ppvObject );
STDMETHOD_( ULONG, AddRef )( void );
STDMETHOD_( ULONG, Release )( void );
//////////////////////////////////////////////////////////////////////////
// IClusCfgEvictCleanup methods
//////////////////////////////////////////////////////////////////////////
// Performs the clean up actions on the local node after it has been
// evicted from a cluster
STDMETHOD( CleanupLocalNode )( DWORD dwDelayIn );
// Performs the clean up actions on a remote node after it has been
// evicted from a cluster
STDMETHOD( CleanupRemoteNode )( const WCHAR * pcszEvictedNodeNameIn, DWORD dwDelayIn );
//////////////////////////////////////////////////////////////////////////
// IClusCfgCallback methods
//////////////////////////////////////////////////////////////////////////
STDMETHOD( SendStatusReport )(
LPCWSTR pcszNodeNameIn
, CLSID clsidTaskMajorIn
, CLSID clsidTaskMinorIn
, ULONG ulMinIn
, ULONG ulMaxIn
, ULONG ulCurrentIn
, HRESULT hrStatusIn
, LPCWSTR pcszDescriptionIn
, FILETIME * pftTimeIn
, LPCWSTR pcszReference
);
//////////////////////////////////////////////////////////////////////////
// Other public methods
//////////////////////////////////////////////////////////////////////////
// Create an instance of this class.
static HRESULT S_HrCreateInstance( IUnknown ** ppunkOut );
}; //*** class CEvictCleanup