609 lines
14 KiB
C++
609 lines
14 KiB
C++
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//***************************************************************************
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//
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// PMDE.CPP
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//
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// Module: HEALTHMON SERVER AGENT
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//
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// Purpose: CPolledMethodDataCollector class to do WMI instance collection.
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//
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// Copyright (c)1999 Microsoft Corporation, All Rights Reserved
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//
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//***************************************************************************
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#include "pmde.h"
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//////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CPolledMethodDataCollector::CPolledMethodDataCollector()
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{
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MY_OUTPUT(L"ENTER ***** CPolledMethodDataCollector...", 4);
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//
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// XXX
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//
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#ifdef SAVE
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m_pHMEventSink = NULL;
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#endif
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m_szObjectPath = NULL;
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m_szMethodName = NULL;
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m_deType = HM_PMDE;
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m_lNumInstancesCollected = 0;
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m_pCallResult = NULL;
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MY_OUTPUT(L"EXIT ***** CPolledMethodDataCollector...", 4);
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}
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CPolledMethodDataCollector::~CPolledMethodDataCollector()
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{
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int iSize;
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int i;
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PARSTRUCT *pparameter;
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MY_OUTPUT(L"ENTER ***** ~CPolledMethodDataCollector...", 4);
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if (m_szObjectPath)
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delete [] m_szObjectPath;
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if (m_szMethodName)
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delete [] m_szMethodName;
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iSize = m_parameterList.size();
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for (i=0; i<iSize ;i++)
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{
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MY_ASSERT(i<m_parameterList.size());
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pparameter = &m_parameterList[i];
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if (pparameter->szName)
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{
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delete [] pparameter->szName;
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}
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if (pparameter->szValue)
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{
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delete [] pparameter->szValue;
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}
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}
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EnumDone();
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MY_OUTPUT(L"EXIT ***** ~CPolledMethodDataCollector...", 4);
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}
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//
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// Load a single DataCollector, and everything under it.
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//
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HRESULT CPolledMethodDataCollector::LoadInstanceFromMOF(IWbemClassObject* pObj, CDataGroup *pParentDG, LPTSTR pszParentObjPath, BOOL bModifyPass/*FALSE*/)
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{
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BOOL bRetValue = TRUE;
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VARIANT v;
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VARIANT vValue;
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IUnknown* vUnknown;
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IWbemClassObject* pCO;
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long iLBound, iUBound;
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long lType;
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PARSTRUCT par;
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int iSize;
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long i;
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PARSTRUCT *pparameter;
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HRESULT hRetRes = S_OK;
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VariantInit(&v);
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VariantInit(&vValue);
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CThreshold* pThreshold;
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MY_OUTPUT(L"ENTER ***** CPolledMethodDataCollector::LoadInstanceFromMOF...", 4);
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iSize = m_thresholdList.size();
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for (i = 0; i < iSize ; i++)
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{
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MY_ASSERT(i<m_thresholdList.size());
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pThreshold = m_thresholdList[i];
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if (pThreshold->m_bValidLoad == FALSE)
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return WBEM_E_INVALID_OBJECT;
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}
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if (m_szObjectPath)
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{
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delete [] m_szObjectPath;
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m_szObjectPath = NULL;
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}
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if (m_szMethodName)
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{
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delete [] m_szMethodName;
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m_szMethodName = NULL;
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}
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m_lNumInstancesCollected = 0;
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iSize = m_parameterList.size();
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for (i=0; i<iSize ;i++)
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{
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MY_ASSERT(i<m_parameterList.size());
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pparameter = &m_parameterList[i];
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if (pparameter->szName)
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{
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delete [] pparameter->szName;
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}
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if (pparameter->szValue)
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{
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delete [] pparameter->szValue;
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}
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}
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m_parameterList.clear();
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//
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// Call the base class to load the common properties. Then do the specific ones.
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//
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hRetRes = CDataCollector::LoadInstanceFromMOF(pObj, pParentDG, pszParentObjPath, bModifyPass);
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK) return hRetRes;
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hRetRes = GetStrProperty(pObj, L"ObjectPath", &m_szObjectPath);
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK) goto error;
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hRetRes = GetStrProperty(pObj, L"MethodName", &m_szMethodName);
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK) goto error;
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//
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// Get the IN parameters from the Arguments property.
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//
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VariantInit(&v);
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if ((hRetRes = pObj->Get(L"Arguments", 0L, &v, NULL, NULL)) == S_OK)
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{
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if (V_VT(&v)==VT_NULL)
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{
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// MY_ASSERT(FALSE);
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}
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else
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{
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MY_ASSERT(V_VT(&v)==(VT_UNKNOWN|VT_ARRAY));
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SafeArrayGetLBound(v.parray, 1, &iLBound);
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SafeArrayGetUBound(v.parray, 1, &iUBound);
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if ((iUBound - iLBound + 1) == 0)
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{
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MY_ASSERT(FALSE);
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}
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else
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{
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for (i = iLBound; i <= iUBound; i++)
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{
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par.szName = NULL;
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par.szValue = NULL;
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VariantInit(&vValue);
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vUnknown = NULL;
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hRetRes = SafeArrayGetElement(v.parray, &i, &vUnknown);
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK) goto error;
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pCO = (IWbemClassObject *)vUnknown;
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hRetRes = GetStrProperty(pCO, L"Name", &par.szName);
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK) goto error;
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hRetRes = GetUint32Property(pCO, L"Type", &lType);
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK) goto error;
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par.lType = lType;
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hRetRes = GetStrProperty(pCO, L"Value", &par.szValue);
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK) goto error;
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m_parameterList.push_back(par);
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VariantClear(&vValue);
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vUnknown->Release();
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}
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}
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}
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}
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else
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{
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MY_HRESASSERT(hRetRes);
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return hRetRes;
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}
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VariantClear(&v);
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MY_OUTPUT(L"EXIT ***** CPolledMethodDataCollector::LoadInstanceFromMOF...", 4);
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return S_OK;
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error:
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MY_ASSERT(FALSE);
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VariantClear(&v);
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m_bValidLoad = FALSE;
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Cleanup(FALSE);
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if (m_szObjectPath)
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{
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delete [] m_szObjectPath;
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m_szObjectPath = NULL;
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}
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if (m_szMethodName)
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{
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delete [] m_szMethodName;
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m_szMethodName = NULL;
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}
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iSize = m_parameterList.size();
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for (i=0; i<iSize ;i++)
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{
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MY_ASSERT(i<m_parameterList.size());
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pparameter = &m_parameterList[i];
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if (pparameter->szName)
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{
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delete [] pparameter->szName;
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}
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if (pparameter->szValue)
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{
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delete [] pparameter->szValue;
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}
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}
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return hRetRes;
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}
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BOOL CPolledMethodDataCollector::CollectInstance(void)
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{
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BOOL bRetValue = TRUE;
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int iSize;
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int i;
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PARSTRUCT *pparameter;
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HRESULT hRetRes = S_OK;
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VARIANT var;
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SAFEARRAY* psa = NULL;
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IWbemClassObject *pObj = NULL;
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IWbemClassObject *pClass = NULL;
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IWbemClassObject *pOutInst = NULL;
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IWbemClassObject *pInClass = NULL;
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IWbemClassObject *pInInst = NULL;
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BSTR ClassPath = NULL;
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BSTR MethodName = NULL;
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INSTSTRUCT inst;
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VariantInit(&var);
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MY_OUTPUT(L"ENTER ***** CPolledMethodDataCollector::CollectInstance...", 1);
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m_lNumInstancesCollected = 0;
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if (m_pIWbemServices == NULL)
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{
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m_ulErrorCode = HMRES_BADWMI;
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GetLatestAgentError(HMRES_BADWMI, m_szErrorDescription);
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StoreStandardProperties();
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return FALSE;
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}
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//
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// We get an instance at a time, so we can set all to not needed first,
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// then go through them, do StoreValues... and delete what is not needed.
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//
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//
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// Mark each instance, so we can tell if we still need them.
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//
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#ifdef SAVE
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iSize = m_pnList.size();
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for (i = 0; i < iSize ; i++)
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{
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MY_ASSERT(i<m_pnList.size());
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ppn = &m_pnList[i];
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jSize = ppn->instList.size();
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for (j = 0; j < jSize ; j++)
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{
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MY_ASSERT(j<ppn->instList.size());
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pinst = &ppn->instList[j];
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pinst->bNeeded = FALSE;
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}
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}
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#endif
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ClassPath = SysAllocString(m_szObjectPath);
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MY_ASSERT(ClassPath); if (!ClassPath) {hRetRes = WBEM_E_OUT_OF_MEMORY; goto error;}
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MethodName = SysAllocString(m_szMethodName);
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MY_ASSERT(MethodName); if (!MethodName) {hRetRes = WBEM_E_OUT_OF_MEMORY; goto error;}
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hRetRes = m_pIWbemServices->GetObject(ClassPath, 0, NULL, &pClass, NULL);
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if (FAILED(hRetRes) || pClass == NULL)
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{
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m_lCurrState = HM_WARNING;
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}
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK || pClass == NULL) goto error;
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// Get the input-argument class object and create an instance.
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hRetRes = pClass->GetMethod(MethodName, 0, &pInClass, NULL);
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if (FAILED(hRetRes) || pClass == NULL)
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{
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m_lCurrState = HM_WARNING;
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}
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK || pInClass == NULL) goto error;
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hRetRes = pInClass->SpawnInstance(0, &pInInst);
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MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK) goto error;
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//
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// Set the IN parameters - they are actually properties on the instance we pass in.
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// We will do error checking to make sure that there is one by that name, by seeing
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// if the Put fails.
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//
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iSize = m_parameterList.size();
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for (i=0; i<iSize ;i++)
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{
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MY_ASSERT(i<m_parameterList.size());
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pparameter = &m_parameterList[i];
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VariantInit(&var);
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if (pparameter->lType == CIM_SINT8 ||
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pparameter->lType == CIM_SINT16 ||
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pparameter->lType == CIM_CHAR16)
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{
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V_VT(&var) = VT_I2;
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V_I2(&var) = _wtol(pparameter->szValue);
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}
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else if (pparameter->lType == CIM_SINT32 ||
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pparameter->lType == CIM_UINT16 ||
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pparameter->lType == CIM_UINT32)
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{
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V_VT(&var) = VT_I4;
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V_I4(&var) = _wtol(pparameter->szValue);
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}
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else if (pparameter->lType == CIM_REAL32)
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{
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V_VT(&var) = VT_R4;
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V_R4(&var) = wcstod(pparameter->szValue, NULL);
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}
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else if (pparameter->lType == CIM_BOOLEAN)
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{
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V_VT(&var) = VT_BOOL;
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V_BOOL(&var) = (BOOL) _wtol(pparameter->szValue);
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}
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else if (pparameter->lType == CIM_SINT64 ||
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pparameter->lType == CIM_UINT64 ||
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//XXX pparameter->lType == CIM_REF ||
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pparameter->lType == CIM_STRING ||
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pparameter->lType == CIM_DATETIME)
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{
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V_VT(&var) = VT_BSTR;
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V_BSTR(&var) = SysAllocString(pparameter->szValue);
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}
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else if (pparameter->lType == CIM_REAL64)
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{
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V_VT(&var) = VT_R8;
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V_R8(&var) = wcstod(pparameter->szValue, NULL);
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}
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else if (pparameter->lType == CIM_UINT8)
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{
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V_VT(&var) = VT_UI1;
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V_UI1(&var) = (unsigned char) _wtoi(pparameter->szValue);
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}
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else
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{
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MY_ASSERT(FALSE);
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}
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|
|
hRetRes = pInInst->Put(pparameter->szName, 0, &var, 0);
|
||
|
|
MY_HRESASSERT(hRetRes);
|
||
|
|
VariantClear(&var);
|
||
|
|
if (psa != NULL)
|
||
|
|
{
|
||
|
|
SafeArrayDestroy(psa);
|
||
|
|
psa = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Call the method.
|
||
|
|
//
|
||
|
|
hRetRes = m_pIWbemServices->ExecMethod(ClassPath, MethodName, WBEM_FLAG_RETURN_IMMEDIATELY, m_pContext, pInInst, &pOutInst, &m_pCallResult);
|
||
|
|
if (hRetRes != S_OK)
|
||
|
|
{
|
||
|
|
MY_HRESASSERT(hRetRes);
|
||
|
|
MY_OUTPUT2(L"PMDE - ExecMethod Error: 0x%08x",hRetRes,4);
|
||
|
|
MY_OUTPUT2(L"m_szGUID was=%s",m_szGUID,4);
|
||
|
|
m_ulErrorCode = hRetRes;
|
||
|
|
GetLatestWMIError(HMRES_OBJECTNOTFOUND, hRetRes, m_szErrorDescription);
|
||
|
|
StoreStandardProperties();
|
||
|
|
bRetValue = FALSE;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_bKeepCollectingSemiSync = TRUE;
|
||
|
|
bRetValue = CollectInstanceSemiSync();
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Free up resources.
|
||
|
|
//
|
||
|
|
SysFreeString(ClassPath);
|
||
|
|
ClassPath = NULL;
|
||
|
|
SysFreeString(MethodName);
|
||
|
|
MethodName = NULL;
|
||
|
|
pClass->Release();
|
||
|
|
pClass = NULL;
|
||
|
|
pInInst->Release();
|
||
|
|
pInInst = NULL;
|
||
|
|
pInClass->Release();
|
||
|
|
pInClass = NULL;
|
||
|
|
|
||
|
|
MY_OUTPUT(L"EXIT ***** CPolledMethodDataCollector::CollectInstance...", 1);
|
||
|
|
return bRetValue;
|
||
|
|
|
||
|
|
error:
|
||
|
|
MY_ASSERT(FALSE);
|
||
|
|
if (ClassPath)
|
||
|
|
SysFreeString(ClassPath);
|
||
|
|
if (MethodName)
|
||
|
|
SysFreeString(MethodName);
|
||
|
|
if (pClass)
|
||
|
|
pClass->Release();
|
||
|
|
if (pInInst)
|
||
|
|
pInInst->Release();
|
||
|
|
if (pInClass)
|
||
|
|
pInClass->Release();
|
||
|
|
if (psa != NULL)
|
||
|
|
SafeArrayDestroy(psa);
|
||
|
|
m_bValidLoad = FALSE;
|
||
|
|
Cleanup(FALSE);
|
||
|
|
return hRetRes;
|
||
|
|
}
|
||
|
|
|
||
|
|
BOOL CPolledMethodDataCollector::CollectInstanceSemiSync(void)
|
||
|
|
{
|
||
|
|
HRESULT hRetRes = S_OK;
|
||
|
|
IWbemClassObject *pObj = NULL;
|
||
|
|
PNSTRUCT *ppn;
|
||
|
|
INSTSTRUCT inst;
|
||
|
|
CThreshold *pThreshold;
|
||
|
|
long lStatus;
|
||
|
|
ULONG uReturned = 0;
|
||
|
|
int i, iSize;
|
||
|
|
InstIDSTRUCT InstID;
|
||
|
|
|
||
|
|
MY_OUTPUT(L"ENTER ***** CPolledMethodDataCollector::CollectInstanceSemiSync...", 1);
|
||
|
|
|
||
|
|
MY_ASSERT(m_pCallResult);
|
||
|
|
lStatus = 0;
|
||
|
|
//
|
||
|
|
// Keep trying until we get WBEM_S_NO_ERROR. Then we know the GetObject call has completed.
|
||
|
|
// hRes will contain the result of the origional GetObject call if needed.
|
||
|
|
//
|
||
|
|
hRetRes = m_pCallResult->GetCallStatus(0, &lStatus);
|
||
|
|
if (hRetRes == WBEM_S_TIMEDOUT)
|
||
|
|
{
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
else if (hRetRes == WBEM_S_NO_ERROR)
|
||
|
|
{
|
||
|
|
// Means that we have an instance
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
MY_HRESASSERT(hRetRes);
|
||
|
|
MY_OUTPUT2(L"PMDE - GetCallStatus Error: 0x%08x",hRetRes,4);
|
||
|
|
MY_OUTPUT2(L"m_szGUID was=%s",m_szGUID,4);
|
||
|
|
MY_OUTPUT2(L"ClassPath was=%s",m_szObjectPath,4);
|
||
|
|
MY_OUTPUT2(L"MethodName was=%s",m_szMethodName,4);
|
||
|
|
m_ulErrorCode = 0;
|
||
|
|
EnumDone();
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// This may mean that the call completed, and the object was not found (e.g. bad path).
|
||
|
|
//
|
||
|
|
if (lStatus != 0)
|
||
|
|
{
|
||
|
|
m_lCurrState = HM_WARNING;
|
||
|
|
m_ulErrorCode = 0;
|
||
|
|
EnumDone();
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Get the Object finaly.
|
||
|
|
//
|
||
|
|
hRetRes = m_pCallResult->GetResultObject(0, &pObj);
|
||
|
|
if (pObj == NULL)
|
||
|
|
{
|
||
|
|
//
|
||
|
|
// NULL in this case can actually happen. An example is where the
|
||
|
|
// threshold is to see if the SQL Server service is running. If it
|
||
|
|
// is not even on the machine, then we would get an error looking
|
||
|
|
// for its instance.
|
||
|
|
//
|
||
|
|
m_lCurrState = HM_WARNING;
|
||
|
|
EnumDone();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
EnumDone();
|
||
|
|
|
||
|
|
//
|
||
|
|
// Figure out the key property name to identify instances with.
|
||
|
|
//
|
||
|
|
iSize = m_instIDList.size();
|
||
|
|
if (iSize == 0)
|
||
|
|
{
|
||
|
|
// There is no key property returned!!!
|
||
|
|
InstID.szInstanceIDPropertyName = new TCHAR[7];
|
||
|
|
MY_ASSERT(InstID.szInstanceIDPropertyName); if (!InstID.szInstanceIDPropertyName) {hRetRes = WBEM_E_OUT_OF_MEMORY; goto error;}
|
||
|
|
wcscpy(InstID.szInstanceIDPropertyName , L"Method");
|
||
|
|
m_instIDList.push_back(InstID);
|
||
|
|
// Add an instance to each property name
|
||
|
|
iSize = m_pnList.size();
|
||
|
|
for (i=0; i < iSize ; i++)
|
||
|
|
{
|
||
|
|
MY_ASSERT(i<m_pnList.size());
|
||
|
|
ppn = &m_pnList[i];
|
||
|
|
inst.szInstanceID = new TCHAR[2];
|
||
|
|
MY_ASSERT(inst.szInstanceID); if (!inst.szInstanceID) {hRetRes = WBEM_E_OUT_OF_MEMORY; goto error;}
|
||
|
|
wcscpy(inst.szInstanceID, L"");
|
||
|
|
inst.szCurrValue = NULL;
|
||
|
|
ResetInst(&inst, ppn->type);
|
||
|
|
inst.bNull = FALSE;
|
||
|
|
inst.bNeeded = TRUE;
|
||
|
|
ppn->instList.push_back(inst);
|
||
|
|
}
|
||
|
|
//Also add instance for all thresholds under this DataCollector
|
||
|
|
iSize = m_thresholdList.size();
|
||
|
|
for (i=0; i < iSize ; i++)
|
||
|
|
{
|
||
|
|
MY_ASSERT(i<m_thresholdList.size());
|
||
|
|
pThreshold = m_thresholdList[i];
|
||
|
|
hRetRes = pThreshold->AddInstance(L"");
|
||
|
|
MY_HRESASSERT(hRetRes); if (hRetRes!=S_OK) goto error;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
MY_ASSERT(m_instIDList.size());
|
||
|
|
|
||
|
|
//
|
||
|
|
// Check the list of actual instances that the Data Collector is collecting.
|
||
|
|
// We keep around the latest one(s) for the DataCollector.
|
||
|
|
//
|
||
|
|
CheckActualInstanceExistance(pObj, L"");
|
||
|
|
|
||
|
|
m_lNumInstancesCollected = 1;
|
||
|
|
StoreValues(pObj, L"");
|
||
|
|
pObj->Release();
|
||
|
|
pObj = NULL;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Means that we are done.
|
||
|
|
// Won't ever get here the first time
|
||
|
|
// Add in a fake instance for the number of instances returned.
|
||
|
|
//
|
||
|
|
m_lCurrState = HM_GOOD;
|
||
|
|
m_ulErrorCode = 0;
|
||
|
|
StoreStandardProperties();
|
||
|
|
}
|
||
|
|
|
||
|
|
MY_OUTPUT(L"EXIT ***** CPolledMethodDataCollector::CollectInstanceSemiSync...", 1);
|
||
|
|
return TRUE;
|
||
|
|
|
||
|
|
error:
|
||
|
|
MY_ASSERT(FALSE);
|
||
|
|
if (pObj)
|
||
|
|
pObj->Release();
|
||
|
|
m_bValidLoad = FALSE;
|
||
|
|
Cleanup(FALSE);
|
||
|
|
return FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
BOOL CPolledMethodDataCollector::CleanupSemiSync(void)
|
||
|
|
{
|
||
|
|
if (m_pCallResult)
|
||
|
|
{
|
||
|
|
m_pCallResult->Release();
|
||
|
|
m_pCallResult = NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
m_bKeepCollectingSemiSync = FALSE;
|
||
|
|
m_lCollectionTimeOutCount = 0;
|
||
|
|
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
BOOL CPolledMethodDataCollector::EnumDone(void)
|
||
|
|
{
|
||
|
|
CleanupSemiSync();
|
||
|
|
|
||
|
|
return TRUE;
|
||
|
|
}
|