491 lines
11 KiB
C++
491 lines
11 KiB
C++
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// Consumer.cpp: implementation of the CConsumer class.
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//
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// Copyright (c)1999-20000 Microsoft Corporation, All Rights Reserved
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//////////////////////////////////////////////////////////////////////
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#define HM_AGENT_INTERVAL 1000
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#include <atlbase.h>
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#include "hmagent.h"
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#include "system.h"
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#include "Consumer.h"
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#include <process.h>
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#include "global.h"
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extern CSystem* g_pSystem;
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extern HANDLE g_hConfigLock;
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extern HANDLE g_hThrdDie;
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extern HANDLE g_hThrdDead;
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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CConsumer::CConsumer()
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{
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// one and only instance of Consumer.
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MY_OUTPUT(L"ENTER CConsumer::CConsumer()", 1);
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m_cRef = 1;
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m_uThrdId = 0;
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m_hUpdateThrdFn = NULL;
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// Set the polling interval. Default to 1 sec. if the value is invalid
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m_lAgentInterval = HM_AGENT_INTERVAL;
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// If this ever fails, the agent will not be able to do any work
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if( (m_hUpdateThrdFn =
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(HANDLE)_beginthreadex(NULL, 0, Update, this, 0, &m_uThrdId)) ==0)
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{
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OutputDebugString(L"_beginthreadex FAILED! HM agent inactive\n");
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}
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MY_ASSERT(m_hUpdateThrdFn);
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}
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CConsumer::~CConsumer()
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{
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MY_OUTPUT(L"CConsumer::~CConsumer", 1);
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if(!SetEvent(g_hThrdDie))
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{
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DWORD dwErr = GetLastError();
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MY_OUTPUT(L"SetEvent for CConsumer failed with error ",dwErr);
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}
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// *** At this point, WBEM already terminated our thread.
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}
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// Static thread fuction to update data point.
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unsigned int __stdcall CConsumer::Update(void *pv)
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{
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CConsumer* pThis = (CConsumer*)pv;
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BOOL bRet = FALSE;
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while(1)
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{
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if (WAIT_OBJECT_0 == WaitForSingleObject(g_hThrdDie, pThis->m_lAgentInterval))
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{
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MY_OUTPUT(L"CConsumer::Update()-Told to die!", 1);
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SetEvent(g_hThrdDead);
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break;
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}
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if (WaitForSingleObject(g_hConfigLock, HM_ASYNC_TIMEOUT) != WAIT_OBJECT_0)
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{
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continue;
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}
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if (!g_pSystem)
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{
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ReleaseMutex(g_hConfigLock);
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continue;
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}
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bRet = g_pSystem->OnAgentInterval();
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ReleaseMutex(g_hConfigLock);
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}
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_endthreadex(0);
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return 0;
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}
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//////////////////////////////////////////////////////////////////////
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// IUnknown Implementation
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//////////////////////////////////////////////////////////////////////
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STDMETHODIMP CConsumer::QueryInterface(REFIID riid, LPVOID* ppv)
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{
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*ppv = NULL;
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if (riid == IID_IUnknown || riid == IID_IWbemUnboundObjectSink)
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{
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*ppv = this;
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AddRef();
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return S_OK;
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}
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return E_NOINTERFACE;
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}
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STDMETHODIMP_(ULONG) CConsumer::AddRef(void)
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{
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return InterlockedIncrement((long*)&m_cRef);
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}
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STDMETHODIMP_(ULONG) CConsumer::Release(void)
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{
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return InterlockedDecrement((long*)&m_cRef);
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}
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//////////////////////////////////////////////////////////////////////
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// IWbemUnboundObjectSink Implementation
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//////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////////
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// IndicateToConsumer: Consumes following HealthMon events :
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// Timer Event, Threshold modification event(HMDataPoint),
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// and Category update event(HMStaticCatStatus).
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STDMETHODIMP CConsumer::IndicateToConsumer(IWbemClassObject* pLogicalConsumer,
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LONG lNumObjects, IWbemClassObject** ppObjects)
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{
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MY_OUTPUT(L"ENTER CConsumer::IndicateToConsumer()", 1);
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HRESULT hRes = S_OK;
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// WBEM may deliver multiple events
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for (long i = 0; i < lNumObjects; i++)
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{
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hRes = ProcessEvent(ppObjects[i]);
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if (FAILED(hRes))
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{
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MY_OUTPUT2(L"CConsumer::IndicateToConsumer() Failed tp process event: 0x%08x\n",hRes,4);
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}
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} // end for loop
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if (hRes == WBEM_E_NOT_FOUND) // ok, otherwise CIMOM will reque this event
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{
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hRes = S_OK;
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}
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MY_OUTPUT(L"EXIT CConsumer::IndicateToConsumer()", 1);
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return hRes;
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}
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//////////////////////////////////////////////////////////////////////
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// CConsumer Implementation
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//////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////////
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// ProcessEvent: Processes CIMOM events
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//
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HRESULT CConsumer::ProcessEvent(IWbemClassObject* pClass)
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{
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VARIANT vDispatch;
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MY_OUTPUT(L"CConsumer::ProcessEvent()", 1);
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//
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// Decide if it is a Timer, Creation, Modification, Deletion or some type of event.
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//
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VariantInit(&vDispatch);
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HRESULT hRes = pClass->Get(L"TargetInstance", 0L, &vDispatch, 0, 0);
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switch (hRes)
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{
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case WBEM_E_NOT_FOUND:
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{
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// Timer Event
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hRes = S_OK;
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VariantClear(&vDispatch);
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break;
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}
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case WBEM_S_NO_ERROR:
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{
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IWbemClassObject* pTargetInstance = NULL;
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hRes = GetWbemClassObject(&pTargetInstance, &vDispatch);
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MY_HRESASSERT(hRes);
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if (SUCCEEDED(hRes))
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{
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hRes = ProcessModEvent(pClass, pTargetInstance);
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}
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if (pTargetInstance)
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{
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pTargetInstance->Release();
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}
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VariantClear(&vDispatch);
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break;
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}
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default:
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{
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MY_HRESASSERT(hRes);
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MY_OUTPUT2(L"CConsumer::ProcessEvent()-Unexpected Error: 0x%08x\n",hRes,4);
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break;
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}
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} // end switch
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return hRes;
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}
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/////////////////////////////////////////////////////////////////////////////
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// ProcessModEvent: Processes the inst. modification events
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//
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HRESULT CConsumer::ProcessModEvent(IWbemClassObject* pClass, IWbemClassObject* pInst)
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{
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TCHAR szParent[HM_MAX_PATH];
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TCHAR szChild[HM_MAX_PATH];
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CComVariant vInstClassName;
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CComVariant vOperationClassName;
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CComVariant vParent;
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CComVariant vChild;
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HRESULT hRes = S_OK;
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TCHAR *pszInstName = NULL;
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TCHAR *pszOperationName = NULL;
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BOOL bMod = FALSE;
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DWORD dwErr = 0;
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MY_OUTPUT(L"CConsumer::ProcessModEvent()", 1);
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// So we don't step on our toes.
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dwErr = WaitForSingleObject(g_hConfigLock, HM_ASYNC_TIMEOUT);
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if(dwErr != WAIT_OBJECT_0)
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{
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if(dwErr = WAIT_TIMEOUT)
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{
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TRACE_MUTEX(L"TIMEOUT MUTEX");
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return WBEM_S_TIMEDOUT;
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}
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else
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{
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MY_OUTPUT(L"WaitForSingleObject on Mutex failed",4);
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return WBEM_E_FAILED;
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}
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}
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if (!g_pSystem)
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{
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ReleaseMutex(g_hConfigLock);
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return hRes;
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}
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hRes = pInst->Get(L"__CLASS", 0L, &vInstClassName, 0L, 0L);
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if (FAILED(hRes))
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{
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MY_HRESASSERT(hRes);
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MY_OUTPUT(L"CConsumer::ValidateModEvent()-Unexpected Error!", 4);
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ReleaseMutex(g_hConfigLock);
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return hRes;
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}
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hRes = pClass->Get(L"__CLASS", 0L, &vOperationClassName, 0L, 0L);
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if (FAILED(hRes))
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{
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MY_HRESASSERT(hRes);
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MY_OUTPUT(L"CConsumer::ValidateModEvent()-Unexpected Error!", 4);
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ReleaseMutex(g_hConfigLock);
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return hRes;
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}
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pszInstName = V_BSTR(&vInstClassName);
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pszOperationName = V_BSTR(&vOperationClassName);
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MY_ASSERT(wcslen(pszInstName) > HM_PREFIX_LEN);
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if(wcscmp(pszOperationName, HM_MOD_CLASS_NAME)==0)
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{
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bMod = TRUE;
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}
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else
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{
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bMod = FALSE;
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}
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try
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{
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if (!wcscmp(L"SystemConfiguration", pszInstName+HM_PREFIX_LEN))
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{
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if (bMod)
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{
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hRes = g_pSystem->ModSystem(pInst);
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}
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else
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{
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//XXXSend out a CRITICAL MESSAGE, Tell them they need to re-install the agent
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MY_ASSERT(FALSE);
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hRes = S_FALSE;
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}
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}
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else if (!wcscmp(L"DataGroupConfiguration", pszInstName+HM_PREFIX_LEN))
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{
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if (bMod)
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{
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hRes = g_pSystem->ModDataGroup(pInst);
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}
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else
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{
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MY_ASSERT(FALSE);
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hRes = S_FALSE;
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}
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}
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else if (!wcscmp(L"PolledGetObjectDataCollectorConfiguration", pszInstName+HM_PREFIX_LEN))
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{
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if (bMod)
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{
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hRes = g_pSystem->ModDataCollector(pInst);
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}
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else
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{
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MY_ASSERT(FALSE);
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hRes = S_FALSE;
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}
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}
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else if (!wcscmp(L"PolledMethodDataCollectorConfiguration", pszInstName+HM_PREFIX_LEN))
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{
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if (bMod)
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{
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hRes = g_pSystem->ModDataCollector(pInst);
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}
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else
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{
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MY_ASSERT(FALSE);
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hRes = S_FALSE;
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}
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}
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else if (!wcscmp(L"PolledQueryDataCollectorConfiguration", pszInstName+HM_PREFIX_LEN))
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{
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if (bMod)
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{
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hRes = g_pSystem->ModDataCollector(pInst);
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}
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else
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{
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MY_ASSERT(FALSE);
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hRes = S_FALSE;
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}
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}
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else if (!wcscmp(L"EventQueryDataCollectorConfiguration", pszInstName+HM_PREFIX_LEN))
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{
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if (bMod)
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{
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hRes = g_pSystem->ModDataCollector(pInst);
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}
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else
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{
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MY_ASSERT(FALSE);
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hRes = S_FALSE;
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}
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}
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else if (!wcscmp(L"ThresholdConfiguration", pszInstName+HM_PREFIX_LEN))
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{
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if (bMod)
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{
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hRes = g_pSystem->ModThreshold(pInst);
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}
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else
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{
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MY_ASSERT(FALSE);
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hRes = S_FALSE;
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}
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}
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else if (!wcscmp(L"ActionConfiguration", pszInstName+HM_PREFIX_LEN))
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{
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if (bMod)
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{
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hRes = g_pSystem->ModAction(pInst);
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}
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else if (!wcscmp(L"__InstanceCreationEvent", pszOperationName))
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{
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hRes = g_pSystem->CreateAction(pInst);
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}
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else
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{
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MY_ASSERT(FALSE);
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hRes = S_FALSE;
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}
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}
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else if (!wcscmp(L"ConfigurationActionAssociation", pszInstName+HM_PREFIX_LEN))
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{
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if (bMod)
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{
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g_pSystem->ModActionAssociation(pInst);
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}
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else if (!wcscmp(L"__InstanceCreationEvent", pszOperationName))
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{
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g_pSystem->CreateActionAssociation(pInst);
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}
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else if (!wcscmp(L"__InstanceDeletionEvent", pszOperationName))
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{
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//XXX g_pSystem->DeleteActionAssociation(pInst);
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}
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else
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{
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||
|
|
MY_ASSERT(FALSE);
|
||
|
|
hRes = S_FALSE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (!wcscmp(L"ConfigurationAssociation", pszInstName+HM_PREFIX_LEN))
|
||
|
|
{
|
||
|
|
if (!wcscmp(L"__InstanceCreationEvent", pszOperationName))
|
||
|
|
{
|
||
|
|
|
||
|
|
hRes = pInst->Get(L"ParentPath", 0L, &vParent, 0L, 0L);
|
||
|
|
if (FAILED(hRes))
|
||
|
|
{
|
||
|
|
MY_HRESASSERT(hRes);
|
||
|
|
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
|
||
|
|
hRes = pInst->Get(L"ChildPath", 0L, &vChild, 0L, 0L);
|
||
|
|
if (FAILED(hRes))
|
||
|
|
{
|
||
|
|
MY_HRESASSERT(hRes);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
wcscpy(szParent, V_BSTR(&vParent));
|
||
|
|
wcscpy(szChild, V_BSTR(&vChild));
|
||
|
|
if (wcsstr(szParent, L"MicrosoftHM_SystemConfiguration") &&
|
||
|
|
wcsstr(szChild, L"MicrosoftHM_DataGroupConfiguration"))
|
||
|
|
{
|
||
|
|
hRes = g_pSystem->CreateSystemDataGroupAssociation(pInst);
|
||
|
|
}
|
||
|
|
else if (wcsstr(szParent, L"MicrosoftHM_DataGroupConfiguration") &&
|
||
|
|
wcsstr(szChild, L"MicrosoftHM_DataGroupConfiguration"))
|
||
|
|
{
|
||
|
|
hRes = g_pSystem->CreateDataGroupDataGroupAssociation(pInst);
|
||
|
|
}
|
||
|
|
else if (wcsstr(szParent, L"MicrosoftHM_DataGroupConfiguration") &&
|
||
|
|
(wcsstr(szChild, L"MicrosoftHM_DataCollectorConfiguration") ||
|
||
|
|
wcsstr(szChild, L"MicrosoftHM_PolledGetObjectDataCollectorConfiguration") ||
|
||
|
|
wcsstr(szChild, L"MicrosoftHM_PolledMethodDataCollectorConfiguration") ||
|
||
|
|
wcsstr(szChild, L"MicrosoftHM_PolledQueryDataCollectorConfiguration") ||
|
||
|
|
wcsstr(szChild, L"MicrosoftHM_EventQueryDataCollectorConfiguration")
|
||
|
|
))
|
||
|
|
{
|
||
|
|
hRes = g_pSystem->CreateDataGroupDataCollectorAssociation(pInst);
|
||
|
|
}
|
||
|
|
else if ((wcsstr(szParent, L"MicrosoftHM_DataCollectorConfiguration") ||
|
||
|
|
wcsstr(szParent, L"MicrosoftHM_PolledGetObjectDataCollectorConfiguration") ||
|
||
|
|
wcsstr(szParent, L"MicrosoftHM_PolledMethodDataCollectorConfiguration") ||
|
||
|
|
wcsstr(szParent, L"MicrosoftHM_PolledQueryDataCollectorConfiguration") ||
|
||
|
|
wcsstr(szParent, L"MicrosoftHM_EventQueryDataCollectorConfiguration")
|
||
|
|
) &&
|
||
|
|
wcsstr(szChild, L"MicrosoftHM_ThresholdConfiguration"))
|
||
|
|
{
|
||
|
|
hRes = g_pSystem->CreateDataCollectorThresholdAssociation(pInst);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
MY_ASSERT(FALSE);
|
||
|
|
hRes = S_FALSE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
MY_ASSERT(FALSE);
|
||
|
|
hRes = S_FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
catch (...)
|
||
|
|
{
|
||
|
|
MY_ASSERT(FALSE);
|
||
|
|
hRes = S_FALSE;
|
||
|
|
}
|
||
|
|
|
||
|
|
ReleaseMutex(g_hConfigLock);
|
||
|
|
|
||
|
|
MY_OUTPUT(L"EXIT CConsumer::ProcessModEvent()", 1);
|
||
|
|
return hRes;
|
||
|
|
}
|