(file) Return to ProviderManagerService.cpp CVS log (file) (dir) Up to [Pegasus] / pegasus / src / Pegasus / ProviderManager2 / Attic

Diff for /pegasus/src/Pegasus/ProviderManager2/Attic/ProviderManagerService.cpp between version 1.60 and 1.75.2.2

version 1.60, 2004/10/25 18:26:00 version 1.75.2.2, 2006/04/05 19:15:15
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 //%2004////////////////////////////////////////////////////////////////////////  //%2006////////////////////////////////////////////////////////////////////////
 // //
 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
 // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
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 // IBM Corp.; EMC Corporation, The Open Group. // IBM Corp.; EMC Corporation, The Open Group.
 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.; // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
 // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
   // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
   // EMC Corporation; VERITAS Software Corporation; The Open Group.
   // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
   // EMC Corporation; Symantec Corporation; The Open Group.
 // //
 // Permission is hereby granted, free of charge, to any person obtaining a copy // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to // of this software and associated documentation files (the "Software"), to
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 //              Amit K Arora (amita@in.ibm.com) for PEP-101 //              Amit K Arora (amita@in.ibm.com) for PEP-101
 //              Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com) //              Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com)
 //              Seema Gupta (gseema@in.ibm.com for PEP135) //              Seema Gupta (gseema@in.ibm.com for PEP135)
   //              Jim Wunderlich (Jim_Wunderlich@prodigy.net)
   //              Aruran, IBM (ashanmug@in.ibm.com)for Bug# 3881
 // //
 //%///////////////////////////////////////////////////////////////////////////// //%/////////////////////////////////////////////////////////////////////////////
  
 #include "ProviderManagerService.h" #include "ProviderManagerService.h"
  
 #include <Pegasus/Common/Config.h> #include <Pegasus/Common/Config.h>
   #include <Pegasus/Common/PegasusVersion.h>
 #include <Pegasus/Common/Constants.h> #include <Pegasus/Common/Constants.h>
 #include <Pegasus/Common/CIMMessage.h> #include <Pegasus/Common/CIMMessage.h>
 #include <Pegasus/Common/Thread.h> #include <Pegasus/Common/Thread.h>
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     _unloadIdleProvidersBusy = 0;     _unloadIdleProvidersBusy = 0;
  
     // Determine whether Out-of-Process Provider support is enabled      _basicProviderManagerRouter = 0;
       _oopProviderManagerRouter = 0;
   
       // Determine which ProviderManagerRouter(s) to use
   
     ConfigManager* configManager = ConfigManager::getInstance();     ConfigManager* configManager = ConfigManager::getInstance();
     if (String::equal(      Boolean forceProviderProcesses = String::equal(
         configManager->getCurrentValue("enableProviderProcesses"), "true"))          configManager->getCurrentValue("forceProviderProcesses"), "true");
   
   #ifdef PEGASUS_DISABLE_PROV_USERCTXT
       if (forceProviderProcesses)
     {     {
         _providerManagerRouter =          _oopProviderManagerRouter = new OOPProviderManagerRouter(
             new OOPProviderManagerRouter(indicationCallback);              indicationCallback, responseChunkCallback);
     }     }
     else     else
     {     {
         _providerManagerRouter =          _basicProviderManagerRouter = new BasicProviderManagerRouter(
             new BasicProviderManagerRouter(indicationCallback);              indicationCallback, responseChunkCallback);
       }
   #else
       _oopProviderManagerRouter = new OOPProviderManagerRouter(
           indicationCallback, responseChunkCallback);
   
       if (!forceProviderProcesses)
       {
           _basicProviderManagerRouter = new BasicProviderManagerRouter(
               indicationCallback, responseChunkCallback);
     }     }
   #endif
 } }
  
 ProviderManagerService::~ProviderManagerService(void) ProviderManagerService::~ProviderManagerService(void)
 { {
     delete _providerManagerRouter;      delete _basicProviderManagerRouter;
       delete _oopProviderManagerRouter;
     providerManagerService=NULL;     providerManagerService=NULL;
 } }
  
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         request->op->processing();         request->op->processing();
  
         _incomingQueue.enqueue(request->op);         _incomingQueue.enqueue(request->op);
           ThreadStatus rtn = PEGASUS_THREAD_OK;
          while (!_thread_pool->allocate_and_awaken(          while (( rtn =_thread_pool->allocate_and_awaken(
                      (void *)this, ProviderManagerService::handleCimOperation))                       (void *)this, ProviderManagerService::handleCimOperation)) != PEGASUS_THREAD_OK)
          {          {
               if (rtn==PEGASUS_THREAD_INSUFFICIENT_RESOURCES)
              pegasus_yield();              pegasus_yield();
               else
               {
                   Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,
                       "Not enough threads to service provider manager." );
   
                   Tracer::trace(TRC_PROVIDERMANAGER, Tracer::LEVEL2,
                       "Could not allocate thread for %s.",
                       getQueueName());
                   break;
              }
          }          }
     }     }
     else     else
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     PEG_METHOD_ENTER(TRC_PROVIDERMANAGER,     PEG_METHOD_ENTER(TRC_PROVIDERMANAGER,
         "ProviderManagerService::handleCimOperation");         "ProviderManagerService::handleCimOperation");
  
     if(arg == 0)      PEGASUS_ASSERT(arg != 0);
     {  
         // thread started with invalid argument.  
         return(PEGASUS_THREAD_RETURN(1));  
     }  
  
     // get the service from argument     // get the service from argument
     ProviderManagerService * service =     ProviderManagerService * service =
         reinterpret_cast<ProviderManagerService *>(arg);         reinterpret_cast<ProviderManagerService *>(arg);
       PEGASUS_ASSERT(service != 0);
  
       try
       {
     if(service->_incomingQueue.size() == 0)     if(service->_incomingQueue.size() == 0)
     {     {
         PEG_TRACE_STRING(TRC_PROVIDERMANAGER, Tracer::LEVEL4,              PEG_TRACE_STRING(TRC_PROVIDERMANAGER, Tracer::LEVEL2,
             "ProviderManagerService::handleCimOperation() called with no "             "ProviderManagerService::handleCimOperation() called with no "
                 "op node in queue");                 "op node in queue");
  
         PEG_METHOD_EXIT();         PEG_METHOD_EXIT();
   
         // thread started with no message in queue.  
         return(PEGASUS_THREAD_RETURN(1));         return(PEGASUS_THREAD_RETURN(1));
     }     }
  
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         return(PEGASUS_THREAD_RETURN(1));         return(PEGASUS_THREAD_RETURN(1));
     }     }
  
     AsyncRequest * request = static_cast<AsyncRequest *>(op->_request.next(0));          AsyncRequest* request =
               static_cast<AsyncRequest*>(op->_request.next(0));
  
     if ((request == 0) ||     if ((request == 0) ||
         (request->getType() != async_messages::ASYNC_LEGACY_OP_START))         (request->getType() != async_messages::ASYNC_LEGACY_OP_START))
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         return(PEGASUS_THREAD_RETURN(0));         return(PEGASUS_THREAD_RETURN(0));
     }     }
  
     try  
     {  
         Message* legacy =         Message* legacy =
             static_cast<AsyncLegacyOperationStart *>(request)->get_action();             static_cast<AsyncLegacyOperationStart *>(request)->get_action();
  
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             if (msg != 0)             if (msg != 0)
             {             {
                         AcceptLanguages* langs =                  AcceptLanguageList* langs = new AcceptLanguageList(
                     new AcceptLanguages(((AcceptLanguageListContainer)msg->operationContext.get                      ((AcceptLanguageListContainer)msg->operationContext.get(
                                                                                         (AcceptLanguageListContainer::NAME)).getLanguages());                          AcceptLanguageListContainer::NAME)).getLanguages());
                 Thread::setLanguages(langs);                 Thread::setLanguages(langs);
             }             }
             else             else
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             service->handleCimRequest(op, legacy);             service->handleCimRequest(op, legacy);
         }         }
     }     }
       catch (const Exception& e)
       {
           PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "Unexpected exception in handleCimOperation: " + e.getMessage());
       }
     catch(...)     catch(...)
     {     {
         // ATTN: log error          PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "Unexpected exception in handleCimOperation.");
     }     }
  
     PEG_METHOD_EXIT();     PEG_METHOD_EXIT();
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                     "ProviderManager.ProviderManagerService.PROVIDER_BLOCKED",                     "ProviderManager.ProviderManagerService.PROVIDER_BLOCKED",
                     "provider blocked."));                     "provider blocked."));
             response = cimResponse;             response = cimResponse;
   
                STAT_COPYDISPATCHER
         }         }
         else         else
         {         {
             //             //
             // Forward the request to the appropriate ProviderManagerRouter             // Forward the request to the appropriate ProviderManagerRouter
             //             //
             response = _providerManagerRouter->processMessage(request);              response = _processMessage(request);
         }         }
     }     }
     else if (request->getType() == CIM_ENABLE_MODULE_REQUEST_MESSAGE)     else if (request->getType() == CIM_ENABLE_MODULE_REQUEST_MESSAGE)
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         try         try
         {         {
             // Forward the request to the ProviderManager             // Forward the request to the ProviderManager
             response = _providerManagerRouter->processMessage(request);              response = _processMessage(request);
  
             // If successful, update provider module status to OK             // If successful, update provider module status to OK
             // ATTN: Use CIMEnableModuleResponseMessage operationalStatus?             // ATTN: Use CIMEnableModuleResponseMessage operationalStatus?
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             }             }
  
             // Forward the request to the ProviderManager             // Forward the request to the ProviderManager
             response = _providerManagerRouter->processMessage(request);              response = _processMessage(request);
  
             // Update provider module status based on success or failure             // Update provider module status based on success or failure
             if (updateModuleStatus)             if (updateModuleStatus)
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     }     }
     else     else
     {     {
         response = _providerManagerRouter->processMessage(request);          response = _processMessage(request);
     }     }
  
     AsyncLegacyOperationResult * async_result =     AsyncLegacyOperationResult * async_result =
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     PEG_METHOD_EXIT();     PEG_METHOD_EXIT();
 } }
  
 void  void ProviderManagerService::responseChunkCallback(
 ProviderManagerService::handleCimResponse(CIMRequestMessage &request,      CIMRequestMessage* request,
                                                                                                                                                                         CIMResponseMessage &response)      CIMResponseMessage* response)
 { {
         CIMStatusCode code = CIM_ERR_SUCCESS;      PEG_METHOD_ENTER(TRC_PROVIDERMANAGER,
         String message;          "ProviderManagerService::responseChunkCallback");
  
         try         try
         {         {
                 // only incomplete messages are processed because the caller ends up                 // only incomplete messages are processed because the caller ends up
                 // sending the complete() stage                 // sending the complete() stage
                 PEGASUS_ASSERT(response.isComplete() == false);          PEGASUS_ASSERT(response->isComplete() == false);
  
                 AsyncLegacyOperationStart *requestAsync =                 AsyncLegacyOperationStart *requestAsync =
                         dynamic_cast<AsyncLegacyOperationStart *>(request._async);              dynamic_cast<AsyncLegacyOperationStart *>(request->_async);
                 PEGASUS_ASSERT(requestAsync);                 PEGASUS_ASSERT(requestAsync);
                 AsyncOpNode *op = requestAsync->op;                 AsyncOpNode *op = requestAsync->op;
                 PEGASUS_ASSERT(op);                 PEGASUS_ASSERT(op);
                 PEGASUS_ASSERT(! response._async);          PEGASUS_ASSERT(!response->_async);
                 response._async = new AsyncLegacyOperationResult          response->_async = new AsyncLegacyOperationResult(
                         (requestAsync->getKey(), requestAsync->getRouting(), op, &response);              requestAsync->getKey(), requestAsync->getRouting(), op, response);
  
                 // set the destination                 // set the destination
                 op->_op_dest = op->_callback_response_q;                 op->_op_dest = op->_callback_response_q;
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                 op->_async_callback(op, service, op->_callback_ptr);                 op->_async_callback(op, service, op->_callback_ptr);
         }         }
       catch(Exception &e)
       {
           PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "Exception in ProviderManagerService::responseChunkCallback: " +
                   e.getMessage() + ".  Chunk not delivered.");
       }
       catch(...)
       {
           PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "Exception in ProviderManagerService::responseChunkCallback.  "
                   "Chunk not delivered.");
       }
  
         catch(CIMException &e)      PEG_METHOD_EXIT();
   }
   
   Message* ProviderManagerService::_processMessage(CIMRequestMessage* request)
   {
       Message* response = 0;
   
       if ((request->getType() == CIM_STOP_ALL_PROVIDERS_REQUEST_MESSAGE) ||
           (request->getType() ==
               CIM_SUBSCRIPTION_INIT_COMPLETE_REQUEST_MESSAGE) ||
           (request->getType() == CIM_NOTIFY_CONFIG_CHANGE_REQUEST_MESSAGE))
         {         {
                 code = e.getCode();          if (_basicProviderManagerRouter)
                 message = e.getMessage();          {
               response = _basicProviderManagerRouter->processMessage(request);
         }         }
         catch(Exception &e)  
           if (_oopProviderManagerRouter)
           {
               // Note: These responses do not contain interesting data, so just
               // use the last one.
               if (response)
         {         {
                 code = CIM_ERR_FAILED;                  delete response;
                 message = e.getMessage();  
         }         }
         catch(...)  
               response = _oopProviderManagerRouter->processMessage(request);
           }
       }
       else
       {
           CIMInstance providerModule;
   
           if (request->getType() == CIM_ENABLE_MODULE_REQUEST_MESSAGE)
           {
               CIMEnableModuleRequestMessage* emReq =
                   dynamic_cast<CIMEnableModuleRequestMessage*>(request);
               providerModule = emReq->providerModule;
           }
           else if (request->getType() == CIM_DISABLE_MODULE_REQUEST_MESSAGE)
           {
               CIMDisableModuleRequestMessage* dmReq =
                   dynamic_cast<CIMDisableModuleRequestMessage*>(request);
               providerModule = dmReq->providerModule;
           }
           else
           {
               ProviderIdContainer pidc =
                   request->operationContext.get(ProviderIdContainer::NAME);
               providerModule = pidc.getModule();
           }
   
           Uint16 userContext = 0;
           Uint32 pos = providerModule.findProperty(
               PEGASUS_PROPERTYNAME_MODULE_USERCONTEXT);
           if (pos != PEG_NOT_FOUND)
           {
               providerModule.getProperty(pos).getValue().get(userContext);
           }
   
           // Forward the request to the appropriate ProviderManagerRouter, based
           // on the CIM Server configuration and the UserContext setting.
   
           ConfigManager* configManager = ConfigManager::getInstance();
           Boolean forceProviderProcesses = String::equal(
               configManager->getCurrentValue("forceProviderProcesses"), "true");
   
           if (forceProviderProcesses
   #ifndef PEGASUS_DISABLE_PROV_USERCTXT
               || (userContext == PG_PROVMODULE_USERCTXT_REQUESTOR)
               || (userContext == PG_PROVMODULE_USERCTXT_DESIGNATED)
               || ((userContext == PG_PROVMODULE_USERCTXT_PRIVILEGED) &&
                   !System::isPrivilegedUser(System::getEffectiveUserName()))
   #endif
              )
           {
               response = _oopProviderManagerRouter->processMessage(request);
           }
           else
         {         {
                 code = CIM_ERR_FAILED;              response = _basicProviderManagerRouter->processMessage(request);
                 message = cimStatusCodeToString(code);          }
         }         }
  
         if (code !=  CIM_ERR_SUCCESS)      return response;
                 response.cimException = PEGASUS_CIM_EXCEPTION(code, message);  
 } }
  
 void ProviderManagerService::unloadIdleProviders() void ProviderManagerService::unloadIdleProviders()
 { {
     PEG_METHOD_ENTER(TRC_PROVIDERMANAGER,     PEG_METHOD_ENTER(TRC_PROVIDERMANAGER,
         "ProviderManagerService::unloadIdleProviders");         "ProviderManagerService::unloadIdleProviders");
       ThreadStatus rtn = PEGASUS_THREAD_OK;
     // Ensure that only one _unloadIdleProvidersHandler thread runs at a time     // Ensure that only one _unloadIdleProvidersHandler thread runs at a time
     _unloadIdleProvidersBusy++;     _unloadIdleProvidersBusy++;
     if ((_unloadIdleProvidersBusy.value() == 1) &&      if ((_unloadIdleProvidersBusy.get() == 1) &&
         (_thread_pool->allocate_and_awaken(          ((rtn = _thread_pool->allocate_and_awaken(
              (void*)this, ProviderManagerService::_unloadIdleProvidersHandler)))               (void*)this, ProviderManagerService::_unloadIdleProvidersHandler))==PEGASUS_THREAD_OK))
     {     {
         // _unloadIdleProvidersBusy is decremented in         // _unloadIdleProvidersBusy is decremented in
         // _unloadIdleProvidersHandler         // _unloadIdleProvidersHandler
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Line 720 
         // If we fail to allocate a thread, don't retry now.         // If we fail to allocate a thread, don't retry now.
         _unloadIdleProvidersBusy--;         _unloadIdleProvidersBusy--;
     }     }
       if (rtn != PEGASUS_THREAD_OK)
       {
           Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,
               "Not enough threads to unload idle providers.");
  
           Tracer::trace(TRC_PROVIDERMANAGER, Tracer::LEVEL2,
               "Could not allocate thread for %s to unload idle providers.",
               getQueueName());
       }
     PEG_METHOD_EXIT();     PEG_METHOD_EXIT();
 } }
  
Line 616 
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         ProviderManagerService* myself =         ProviderManagerService* myself =
             reinterpret_cast<ProviderManagerService*>(arg);             reinterpret_cast<ProviderManagerService*>(arg);
  
           if (myself->_basicProviderManagerRouter)
           {
         try         try
         {         {
             myself->_providerManagerRouter->unloadIdleProviders();                  myself->_basicProviderManagerRouter->unloadIdleProviders();
         }         }
         catch (...)         catch (...)
         {         {
             // Ignore errors             // Ignore errors
             PEG_TRACE_STRING(TRC_PROVIDERMANAGER, Tracer::LEVEL2,             PEG_TRACE_STRING(TRC_PROVIDERMANAGER, Tracer::LEVEL2,
                 "Unexpected exception in _unloadIdleProvidersHandler");                      "Unexpected exception from "
                           "BasicProviderManagerRouter::_unloadIdleProviders");
               }
           }
   
           if (myself->_oopProviderManagerRouter)
           {
               try
               {
                   myself->_oopProviderManagerRouter->unloadIdleProviders();
               }
               catch (...)
               {
                   // Ignore errors
                   PEG_TRACE_STRING(TRC_PROVIDERMANAGER, Tracer::LEVEL2,
                       "Unexpected exception from "
                           "OOPProviderManagerRouter::_unloadIdleProviders");
               }
         }         }
  
         myself->_unloadIdleProvidersBusy--;         myself->_unloadIdleProvidersBusy--;
Line 706 
Line 852 
                 AcceptLanguageListContainer cntr = request->operationContext.get(AcceptLanguageListContainer::NAME);                 AcceptLanguageListContainer cntr = request->operationContext.get(AcceptLanguageListContainer::NAME);
         }catch(const Exception &)         }catch(const Exception &)
         {         {
                 request->operationContext.insert(AcceptLanguageListContainer(AcceptLanguages::EMPTY));          request->operationContext.insert(AcceptLanguageListContainer(AcceptLanguageList()));
         }         }
  
         if (_indicationServiceQueueId == PEG_NOT_FOUND)         if (_indicationServiceQueueId == PEG_NOT_FOUND)
Line 732 
Line 878 
         _indicationServiceQueueId);         _indicationServiceQueueId);
  
     providerManagerService->SendForget(asyncRequest);     providerManagerService->SendForget(asyncRequest);
   
   
   
   
   #ifdef PEGASUS_INDICATIONS_Q_THRESHOLD
   
       // See Comments in config.mak asociated with
       //  PEGASUS_INDICATIONS_Q_THRESHOLD
       //
       // if INDICATIONS_Q_STALL THRESHOLD is gt 0
       // then if there are over INDICATIONS_Q_STALL_THRESHOLD
       //           indications in the queue
       //      then force this provider to sleep until the queue count
       //      is lower than INDICATIONS_Q_RESUME_THRESHOLD
   
   static Mutex   indicationThresholdReportedLock;
   static Boolean indicationThresholdReported = false;
   
   #define INDICATIONS_Q_STALL_THRESHOLD PEGASUS_INDICATIONS_Q_THRESHOLD
   #define INDICATIONS_Q_RESUME_THRESHOLD (int)(PEGASUS_INDICATIONS_Q_THRESHOLD*.90)
   #define INDICATIONS_Q_STALL_DURATION 250 // milli-seconds
   
       MessageQueue * indicationsQueue = MessageQueue::lookup(_indicationServiceQueueId);
   
       if (((MessageQueueService *)indicationsQueue)->getIncomingCount() > INDICATIONS_Q_STALL_THRESHOLD)
       {
           AutoMutex indicationThresholdReportedAutoMutex(indicationThresholdReportedLock);
           if (!indicationThresholdReported)
           {
               indicationThresholdReported = true;
               indicationThresholdReportedAutoMutex.unlock();
   
               // make log entry to record que max exceeded
   
               Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::INFORMATION,
                   "Indication generation stalled: maximum queue count ($0) exceeded.",
                   INDICATIONS_Q_STALL_THRESHOLD);
           }
           else
           {
               indicationThresholdReportedAutoMutex.unlock();
           }
   
           while (((MessageQueueService *)indicationsQueue)->getIncomingCount() > INDICATIONS_Q_RESUME_THRESHOLD)
           {
               pegasus_sleep(INDICATIONS_Q_STALL_DURATION);
           }
   
           AutoMutex indicationThresholdReportedAutoMutex1(indicationThresholdReportedLock);
           //        indicationThresholdReportedLock.lock(pegasus_thread_self());
           if(indicationThresholdReported)
           {
               indicationThresholdReported = false;
               indicationThresholdReportedAutoMutex1.unlock();
   
               Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::INFORMATION,
                     "Indication generation resumed: current queue count = $0",
                     ((MessageQueueService *)indicationsQueue)->getIncomingCount() );
   
           }
           else
           {
               indicationThresholdReportedAutoMutex1.unlock();
           }
       }
   #endif /* INDICATIONS_Q_STALL_THRESHOLD */
   
 } }
  
 PEGASUS_NAMESPACE_END PEGASUS_NAMESPACE_END

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  Added in v.1.75.2.2
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