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Diff for /pegasus/src/Pegasus/Common/MessageQueueService.cpp between version 1.120 and 1.140

version 1.120, 2006/07/11 18:39:28 version 1.140, 2008/08/19 17:20:21
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 // //
 //============================================================================== //==============================================================================
 // //
 // Author: Mike Day (mdday@us.ibm.com)  
 //  
 // Modified By:  
 //              Amit K Arora, IBM (amita@in.ibm.com) for Bug#1090,#2657  
 //              Josephine Eskaline Joyce, IBM (jojustin@in.ibm.com) for Bug#3259  
 //              Jim Wunderlich (Jim_Wunderlich@prodigy.net)  
 //  
 //%///////////////////////////////////////////////////////////////////////////// //%/////////////////////////////////////////////////////////////////////////////
  
 // #include <iostream.h>  
 #include "MessageQueueService.h" #include "MessageQueueService.h"
 #include <Pegasus/Common/Tracer.h> #include <Pegasus/Common/Tracer.h>
 #include <Pegasus/Common/MessageLoader.h> //l10n  #include <Pegasus/Common/MessageLoader.h>
  
 PEGASUS_NAMESPACE_BEGIN PEGASUS_NAMESPACE_BEGIN
  
 cimom *MessageQueueService::_meta_dispatcher = 0; cimom *MessageQueueService::_meta_dispatcher = 0;
 AtomicInt MessageQueueService::_service_count(0); AtomicInt MessageQueueService::_service_count(0);
 IDFactory MessageQueueService::_xidFactory(1);  
 Mutex MessageQueueService::_meta_dispatcher_mutex; Mutex MessageQueueService::_meta_dispatcher_mutex;
  
 static struct timeval deallocateWait = {300, 0}; static struct timeval deallocateWait = {300, 0};
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 Uint32 max_threads_per_svc_queue; Uint32 max_threads_per_svc_queue;
  
 PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL  ThreadReturnType PEGASUS_THREAD_CDECL MessageQueueService::polling_routine(
 MessageQueueService::kill_idle_threads(void *parm)      void* parm)
 {  
   
    static struct timeval now, last = {0,0};  
    gettimeofday(&now, NULL);  
    int dead_threads = 0;  
   
    if (now.tv_sec - last.tv_sec > 120)  
    {  
       gettimeofday(&last, NULL);  
       try  
       {  
          dead_threads = MessageQueueService::_thread_pool->cleanupIdleThreads();  
       }  
       catch(...)  
       {  
   
       }  
    }  
   
 #ifdef PEGASUS_POINTER_64BIT  
    return (PEGASUS_THREAD_RETURN)(Uint64)dead_threads;  
 #elif PEGASUS_PLATFORM_AIX_RS_IBMCXX  
    return (PEGASUS_THREAD_RETURN)(unsigned long)dead_threads;  
 #else  
    return (PEGASUS_THREAD_RETURN)(Uint32)dead_threads;  
 #endif  
 }  
   
 PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL MessageQueueService::polling_routine(void *parm)  
 { {
    Thread *myself = reinterpret_cast<Thread *>(parm);    Thread *myself = reinterpret_cast<Thread *>(parm);
    List<MessageQueueService, RecursiveMutex> *list =      List<MessageQueueService, Mutex> *list =
        reinterpret_cast<List<MessageQueueService, RecursiveMutex>*>(myself->get_parm());          reinterpret_cast<List<MessageQueueService, Mutex>*>(myself->get_parm());
  
    while (_stop_polling.get()  == 0)    while (_stop_polling.get()  == 0)
    {    {
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       }       }
  
       // The polling_routine thread must hold the lock on the       // The polling_routine thread must hold the lock on the
       // _polling_thread list while processing incoming messages.          // _polling_list while processing incoming messages.
       // This lock is used to give this thread ownership of       // This lock is used to give this thread ownership of
       // services on the _polling_routine list.       // services on the _polling_routine list.
  
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              if (rtn != PEGASUS_THREAD_OK )              if (rtn != PEGASUS_THREAD_OK )
              {              {
                  service->_threads--;                  service->_threads--;
                  Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,                      PEG_TRACE((TRC_MESSAGEQUEUESERVICE, Tracer::LEVEL1,
                     "Not enough threads to process this request. Skipping.");                          "Could not allocate thread for %s.  Queue has %d "
                               "messages waiting and %d threads servicing."
                  Tracer::trace(TRC_MESSAGEQUEUESERVICE, Tracer::LEVEL2,  
                     "Could not allocate thread for %s. " \  
                     "Queue has %d messages waiting and %d threads servicing." \  
                     "Skipping the service for right now. ",                     "Skipping the service for right now. ",
                     service->getQueueName(),                     service->getQueueName(),
                     service->_incoming.count(),                     service->_incoming.count(),
                     service->_threads.get());                          service->_threads.get()));
  
                  pegasus_yield();                      Threads::yield();
                  service = NULL;                  service = NULL;
               }               }
           }           }
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           }           }
       }       }
       list->unlock();       list->unlock();
   
       if (_check_idle_flag.get() != 0)  
       {  
          _check_idle_flag = 0;  
          // try to do idle thread clean up processing when system is not busy  
          // if system is busy there may not be a thread available to allocate  
          // so nothing will be done and that is OK.  
   
          if ( _thread_pool->allocate_and_awaken(service, kill_idle_threads, &_polling_sem) != PEGASUS_THREAD_OK)  
          {  
                 Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,  
                         "Not enough threads to kill idle threads. What an irony.");  
   
                 Tracer::trace(TRC_MESSAGEQUEUESERVICE, Tracer::LEVEL2,  
                         "Could not allocate thread to kill idle threads." \  
                         "Skipping. ");  
          }  
   
   
       }       }
    }      return ThreadReturnType(0);
    myself->exit_self( (PEGASUS_THREAD_RETURN) 1 );  
    return(0);  
 } }
  
  
 Semaphore MessageQueueService::_polling_sem(0); Semaphore MessageQueueService::_polling_sem(0);
 AtomicInt MessageQueueService::_stop_polling(0); AtomicInt MessageQueueService::_stop_polling(0);
 AtomicInt MessageQueueService::_check_idle_flag(0);  
  
  
 MessageQueueService::MessageQueueService( MessageQueueService::MessageQueueService(
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      _mask(mask),      _mask(mask),
      _die(0),      _die(0),
      _threads(0),      _threads(0),
      _incoming(0),        _incoming(),
      _incoming_queue_shutdown(0)      _incoming_queue_shutdown(0)
 { {
   
    _capabilities = (capabilities | module_capabilities::async);    _capabilities = (capabilities | module_capabilities::async);
  
    _default_op_timeout.tv_sec = 30;    _default_op_timeout.tv_sec = 30;
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        max_threads_per_svc_queue = MAX_THREADS_PER_SVC_QUEUE_LIMIT;        max_threads_per_svc_queue = MAX_THREADS_PER_SVC_QUEUE_LIMIT;
    }    }
  
    Tracer::trace(TRC_MESSAGEQUEUESERVICE, Tracer::LEVEL2,      PEG_TRACE((TRC_MESSAGEQUEUESERVICE, Tracer::LEVEL3,
       "max_threads_per_svc_queue set to %u.", max_threads_per_svc_queue);         "max_threads_per_svc_queue set to %u.", max_threads_per_svc_queue));
  
    AutoMutex autoMut(_meta_dispatcher_mutex);    AutoMutex autoMut(_meta_dispatcher_mutex);
  
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       _stop_polling = 0;       _stop_polling = 0;
       PEGASUS_ASSERT(_service_count.get() == 0);       PEGASUS_ASSERT(_service_count.get() == 0);
       _meta_dispatcher = new cimom();       _meta_dispatcher = new cimom();
       if (_meta_dispatcher == NULL)  
       {  
          throw NullPointer();  
       }  
       //  _thread_pool = new ThreadPool(initial_cnt, "MessageQueueService",       //  _thread_pool = new ThreadPool(initial_cnt, "MessageQueueService",
       //   minimum_cnt, maximum_cnt, deallocateWait);       //   minimum_cnt, maximum_cnt, deallocateWait);
       //       //
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    if (false == register_service(name, _capabilities, _mask))    if (false == register_service(name, _capabilities, _mask))
    {    {
       //l10n          MessageLoaderParms parms(
       //throw BindFailedException("MessageQueueService Base Unable to register with  Meta Dispatcher");              "Common.MessageQueueService.UNABLE_TO_REGISTER",
       MessageLoaderParms parms("Common.MessageQueueService.UNABLE_TO_REGISTER",              "CIM base message queue service is unable to register with the "
          "MessageQueueService Base Unable to register with  Meta Dispatcher");                  "CIMOM dispatcher.");
           throw Exception(parms);
       throw BindFailedException(parms);  
    }    }
  
    _get_polling_list()->insert_back(this);    _get_polling_list()->insert_back(this);
   
 } }
  
  
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    while (_threads.get() > 0)    while (_threads.get() > 0)
    {    {
       pegasus_yield();          Threads::yield();
    }    }
  
    {    {
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       _stop_polling++;       _stop_polling++;
       _polling_sem.signal();       _polling_sem.signal();
       if (_polling_thread) {              if (_polling_thread)
               {
           _polling_thread->join();           _polling_thread->join();
           delete _polling_thread;           delete _polling_thread;
           _polling_thread = 0;           _polling_thread = 0;
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    // Clean up in case there are extra stuff on the queue.    // Clean up in case there are extra stuff on the queue.
   while (_incoming.count())   while (_incoming.count())
   {   {
     try {          try
           {
       delete _incoming.dequeue();       delete _incoming.dequeue();
     } catch (const ListClosed &e)          }
           catch (const ListClosed&)
     {     {
       // If the list is closed, there is nothing we can do.       // If the list is closed, there is nothing we can do.
       break;       break;
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       return;       return;
  
    AsyncIoctl *msg = new AsyncIoctl(    AsyncIoctl *msg = new AsyncIoctl(
       get_next_xid(),  
       0,       0,
       _queueId,       _queueId,
       _queueId,       _queueId,
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    msg->op->_state &= ~ASYNC_OPSTATE_COMPLETE;    msg->op->_state &= ~ASYNC_OPSTATE_COMPLETE;
  
    msg->op->_op_dest = this;    msg->op->_op_dest = this;
    msg->op->_request.insert_front(msg);      msg->op->_request.reset(msg);
    try {      try
      _incoming.enqueue_wait(msg->op);      {
           _incoming.enqueue(msg->op);
      _polling_sem.signal();      _polling_sem.signal();
    } catch (const ListClosed &)      }
       catch (const ListClosed&)
    {    {
         // This means the queue has already been shut-down (happens  when there         // This means the queue has already been shut-down (happens  when there
     // are two AsyncIoctrl::IO_CLOSE messages generated and one got first     // are two AsyncIoctrl::IO_CLOSE messages generated and one got first
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 } }
  
  
 PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL MessageQueueService::_req_proc(  ThreadReturnType PEGASUS_THREAD_CDECL MessageQueueService::_req_proc(
     void * parm)     void * parm)
 { {
     MessageQueueService* service =     MessageQueueService* service =
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     PEGASUS_ASSERT(service != 0);     PEGASUS_ASSERT(service != 0);
     try     try
     {     {
   
         if (service->_die.get() != 0)         if (service->_die.get() != 0)
         {         {
             service->_threads--;             service->_threads--;
             return (0);              return 0;
         }         }
         // pull messages off the incoming queue and dispatch them. then         // pull messages off the incoming queue and dispatch them. then
         // check pending messages that are non-blocking         // check pending messages that are non-blocking
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             catch (ListClosed &)             catch (ListClosed &)
             {             {
                 // ATTN: This appears to be a common loop exit path.                 // ATTN: This appears to be a common loop exit path.
                 //PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,                  //PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                 //    "Caught ListClosed exception.  Exiting _req_proc.");                 //    "Caught ListClosed exception.  Exiting _req_proc.");
                 break;                 break;
             }             }
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     }     }
     catch (const Exception& e)     catch (const Exception& e)
     {     {
         PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL1,
             String("Caught exception: \"") + e.getMessage() +             String("Caught exception: \"") + e.getMessage() +
                 "\".  Exiting _req_proc.");                 "\".  Exiting _req_proc.");
     }     }
     catch (...)     catch (...)
     {     {
         PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL1,
             "Caught unrecognized exception.  Exiting _req_proc.");             "Caught unrecognized exception.  Exiting _req_proc.");
     }     }
     service->_threads--;     service->_threads--;
     return(0);      return 0;
 } }
  
  
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 { {
    if (op->_flags & ASYNC_OPFLAGS_SAFE_CALLBACK)    if (op->_flags & ASYNC_OPFLAGS_SAFE_CALLBACK)
    {    {
           Message *msg = op->removeRequest();
       Message *msg = op->get_request();          if (msg && (msg->getMask() & MessageMask::ha_async))
       if (msg && (msg->getMask() & message_mask::ha_async))  
       {       {
          if (msg->getType() == async_messages::ASYNC_LEGACY_OP_START)              if (msg->getType() == ASYNC_ASYNC_LEGACY_OP_START)
          {          {
             AsyncLegacyOperationStart *wrapper =             AsyncLegacyOperationStart *wrapper =
                static_cast<AsyncLegacyOperationStart *>(msg);                static_cast<AsyncLegacyOperationStart *>(msg);
             msg = wrapper->get_action();             msg = wrapper->get_action();
             delete wrapper;             delete wrapper;
          }          }
          else if (msg->getType() == async_messages::ASYNC_MODULE_OP_START)              else if (msg->getType() == ASYNC_ASYNC_MODULE_OP_START)
          {          {
             AsyncModuleOperationStart *wrapper =             AsyncModuleOperationStart *wrapper =
                static_cast<AsyncModuleOperationStart *>(msg);                static_cast<AsyncModuleOperationStart *>(msg);
             msg = wrapper->get_action();             msg = wrapper->get_action();
             delete wrapper;             delete wrapper;
          }          }
          else if (msg->getType() == async_messages::ASYNC_OP_START)              else if (msg->getType() == ASYNC_ASYNC_OP_START)
          {          {
             AsyncOperationStart *wrapper =             AsyncOperationStart *wrapper =
                static_cast<AsyncOperationStart *>(msg);                static_cast<AsyncOperationStart *>(msg);
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          delete msg;          delete msg;
       }       }
  
       msg = op->get_response();          msg = op->removeResponse();
       if (msg && (msg->getMask() & message_mask::ha_async))          if (msg && (msg->getMask() & MessageMask::ha_async))
       {       {
          if (msg->getType() == async_messages::ASYNC_LEGACY_OP_RESULT)              if (msg->getType() == ASYNC_ASYNC_LEGACY_OP_RESULT)
          {          {
             AsyncLegacyOperationResult *wrapper =             AsyncLegacyOperationResult *wrapper =
                static_cast<AsyncLegacyOperationResult *>(msg);                static_cast<AsyncLegacyOperationResult *>(msg);
             msg = wrapper->get_result();             msg = wrapper->get_result();
             delete wrapper;             delete wrapper;
          }          }
          else if (msg->getType() == async_messages::ASYNC_MODULE_OP_RESULT)              else if (msg->getType() == ASYNC_ASYNC_MODULE_OP_RESULT)
          {          {
             AsyncModuleOperationResult *wrapper =             AsyncModuleOperationResult *wrapper =
                static_cast<AsyncModuleOperationResult *>(msg);                static_cast<AsyncModuleOperationResult *>(msg);
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       // note that _callback_node may be different from op       // note that _callback_node may be different from op
       // op->_callback_response_q is a "this" pointer we can use for       // op->_callback_response_q is a "this" pointer we can use for
       // static callback methods       // static callback methods
       op->_async_callback(op->_callback_node, op->_callback_response_q, op->_callback_ptr);          op->_async_callback(
               op->_callback_node, op->_callback_response_q, op->_callback_ptr);
    }    }
 } }
  
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 // << Tue Feb 19 14:10:38 2002 mdd >> // << Tue Feb 19 14:10:38 2002 mdd >>
       operation->lock();       operation->lock();
  
       Message *rq = operation->_request.front();          Message *rq = operation->_request.get();
  
 // optimization <<< Thu Mar  7 21:04:05 2002 mdd >>> // optimization <<< Thu Mar  7 21:04:05 2002 mdd >>>
 // move this to the bottom of the loop when the majority of // move this to the bottom of the loop when the majority of
 // messages become async messages. // messages become async messages.
  
       // divert legacy messages to handleEnqueue       // divert legacy messages to handleEnqueue
       if ((rq != 0) && (!(rq->getMask() & message_mask::ha_async)))          if ((rq != 0) && (!(rq->getMask() & MessageMask::ha_async)))
       {       {
          rq = operation->_request.remove_front() ;              operation->_request.release();
          operation->unlock();          operation->unlock();
          // delete the op node          // delete the op node
          operation->release();          operation->release();
Line 589 
Line 523 
    {    {
       req->op->processing();       req->op->processing();
  
       Uint32 type = req->getType();          MessageType type = req->getType();
       if (type == async_messages::HEARTBEAT)          if (type == ASYNC_HEARTBEAT)
          handle_heartbeat_request(req);          handle_heartbeat_request(req);
       else if (type == async_messages::IOCTL)          else if (type == ASYNC_IOCTL)
          handle_AsyncIoctl(static_cast<AsyncIoctl *>(req));          handle_AsyncIoctl(static_cast<AsyncIoctl *>(req));
       else if (type == async_messages::CIMSERVICE_START)          else if (type == ASYNC_CIMSERVICE_START)
          handle_CimServiceStart(static_cast<CimServiceStart *>(req));          handle_CimServiceStart(static_cast<CimServiceStart *>(req));
       else if (type == async_messages::CIMSERVICE_STOP)          else if (type == ASYNC_CIMSERVICE_STOP)
          handle_CimServiceStop(static_cast<CimServiceStop *>(req));          handle_CimServiceStop(static_cast<CimServiceStop *>(req));
       else if (type == async_messages::CIMSERVICE_PAUSE)          else if (type == ASYNC_CIMSERVICE_PAUSE)
          handle_CimServicePause(static_cast<CimServicePause *>(req));          handle_CimServicePause(static_cast<CimServicePause *>(req));
       else if (type == async_messages::CIMSERVICE_RESUME)          else if (type == ASYNC_CIMSERVICE_RESUME)
          handle_CimServiceResume(static_cast<CimServiceResume *>(req));          handle_CimServiceResume(static_cast<CimServiceResume *>(req));
       else if (type == async_messages::ASYNC_OP_START)          else if (type == ASYNC_ASYNC_OP_START)
          handle_AsyncOperationStart(static_cast<AsyncOperationStart *>(req));          handle_AsyncOperationStart(static_cast<AsyncOperationStart *>(req));
       else       else
       {       {
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Line 551 
    Message* request,    Message* request,
    Message* response)    Message* response)
 { {
   
   STAT_COPYDISPATCHER  
   
    PEG_METHOD_ENTER(TRC_MESSAGEQUEUESERVICE,    PEG_METHOD_ENTER(TRC_MESSAGEQUEUESERVICE,
                     "MessageQueueService::_enqueueResponse");                     "MessageQueueService::_enqueueResponse");
  
    if (request->getMask() & message_mask::ha_async)      if (request->getMask() & MessageMask::ha_async)
    {    {
       if (response->getMask() & message_mask::ha_async)          if (response->getMask() & MessageMask::ha_async)
       {       {
          _completeAsyncResponse(static_cast<AsyncRequest *>(request),              _completeAsyncResponse(
                   static_cast<AsyncRequest *>(request),
                                 static_cast<AsyncReply *>(response),                                 static_cast<AsyncReply *>(response),
                                 ASYNC_OPSTATE_COMPLETE, 0);                                 ASYNC_OPSTATE_COMPLETE, 0);
          PEG_METHOD_EXIT();          PEG_METHOD_EXIT();
Line 635 
Line 567 
       }       }
    }    }
  
    if (request->_async != 0)      AsyncRequest* asyncRequest =
           static_cast<AsyncRequest*>(request->get_async());
   
       if (asyncRequest != 0)
    {    {
       Uint32 mask = request->_async->getMask();          PEGASUS_ASSERT(asyncRequest->getMask() &
       PEGASUS_ASSERT(mask & (message_mask::ha_async | message_mask::ha_request));              (MessageMask::ha_async | MessageMask::ha_request));
   
           AsyncOpNode* op = asyncRequest->op;
  
       AsyncRequest *async = static_cast<AsyncRequest *>(request->_async);  
       AsyncOpNode *op = async->op;  
       request->_async = 0;  
       // the legacy request is going to be deleted by its handler       // the legacy request is going to be deleted by its handler
       // remove it from the op node       // remove it from the op node
  
       static_cast<AsyncLegacyOperationStart *>(async)->get_action();          static_cast<AsyncLegacyOperationStart *>(asyncRequest)->get_action();
  
       AsyncLegacyOperationResult *async_result =       AsyncLegacyOperationResult *async_result =
          new AsyncLegacyOperationResult(          new AsyncLegacyOperationResult(
             async->getKey(),  
             async->getRouting(),  
             op,             op,
             response);             response);
       _completeAsyncResponse(       _completeAsyncResponse(
          async,              asyncRequest,
          async_result,          async_result,
          ASYNC_OPSTATE_COMPLETE,          ASYNC_OPSTATE_COMPLETE,
          0);          0);
Line 666 
Line 598 
    // ensure that the destination queue is in response->dest    // ensure that the destination queue is in response->dest
    PEG_METHOD_EXIT();    PEG_METHOD_EXIT();
    return SendForget(response);    return SendForget(response);
   
 } }
  
 void MessageQueueService::_make_response(Message *req, Uint32 code) void MessageQueueService::_make_response(Message *req, Uint32 code)
Line 714 
Line 645 
       while ( (tr =_polling_thread->run()) != PEGASUS_THREAD_OK)       while ( (tr =_polling_thread->run()) != PEGASUS_THREAD_OK)
       {       {
         if (tr == PEGASUS_THREAD_INSUFFICIENT_RESOURCES)         if (tr == PEGASUS_THREAD_INSUFFICIENT_RESOURCES)
            pegasus_yield();                  Threads::yield();
         else         else
            throw Exception(MessageLoaderParms("Common.MessageQueueService.NOT_ENOUGH_THREAD",                  throw Exception(MessageLoaderParms(
                       "Common.MessageQueueService.NOT_ENOUGH_THREAD",
                         "Could not allocate thread for the polling thread."));                         "Could not allocate thread for the polling thread."));
       }       }
    }    }
 // ATTN optimization remove the message checking altogether in the base // ATTN optimization remove the message checking altogether in the base
 // << Mon Feb 18 14:02:20 2002 mdd >> // << Mon Feb 18 14:02:20 2002 mdd >>
    op->lock();    op->lock();
    Message *rq = op->_request.front();      Message *rq = op->_request.get();
    Message *rp = op->_response.front();      Message *rp = op->_response.get();
    op->unlock();    op->unlock();
  
    if ((rq != 0 && (true == messageOK(rq))) ||    if ((rq != 0 && (true == messageOK(rq))) ||
        (rp != 0 && (true == messageOK(rp))) && _die.get() == 0)        (rp != 0 && (true == messageOK(rp))) && _die.get() == 0)
    {    {
       _incoming.enqueue_wait(op);          _incoming.enqueue(op);
       _polling_sem.signal();       _polling_sem.signal();
       return true;       return true;
    }    }
Line 749 
Line 681 
    // default action is to echo a heartbeat response    // default action is to echo a heartbeat response
  
    AsyncReply *reply = new AsyncReply(    AsyncReply *reply = new AsyncReply(
       async_messages::HEARTBEAT,          ASYNC_HEARTBEAT,
       req->getKey(),  
       req->getRouting(),  
       0,       0,
       req->op,       req->op,
       async_results::OK,       async_results::OK,
Line 771 
Line 701 
    {    {
       case AsyncIoctl::IO_CLOSE:       case AsyncIoctl::IO_CLOSE:
       {       {
          MessageQueueService *service = static_cast<MessageQueueService *>(req->op->_service_ptr);              MessageQueueService *service =
                   static_cast<MessageQueueService *>(req->op->_service_ptr);
  
 #ifdef MESSAGEQUEUESERVICE_DEBUG #ifdef MESSAGEQUEUESERVICE_DEBUG
          PEGASUS_STD(cout) << service->getQueueName() << " Received AsyncIoctl::IO_CLOSE " << PEGASUS_STD(endl);              PEGASUS_STD(cout) << service->getQueueName() <<
                   " Received AsyncIoctl::IO_CLOSE " << PEGASUS_STD(endl);
 #endif #endif
  
          // respond to this message. this is fire and forget, so we don't need to delete anything.              // respond to this message. this is fire and forget, so we
               // don't need to delete anything.
          // this takes care of two problems that were being found          // this takes care of two problems that were being found
          // << Thu Oct  9 10:52:48 2003 mdd >>          // << Thu Oct  9 10:52:48 2003 mdd >>
           _make_response(req, async_results::OK);           _make_response(req, async_results::OK);
Line 811 
Line 744 
          } // message processing loop          } // message processing loop
  
          // shutdown the AsyncQueue          // shutdown the AsyncQueue
          service->_incoming.shutdown_queue();              service->_incoming.close();
          return;          return;
       }       }
  
Line 822 
Line 755 
  
 void MessageQueueService::handle_CimServiceStart(CimServiceStart *req) void MessageQueueService::handle_CimServiceStart(CimServiceStart *req)
 { {
   
 #ifdef MESSAGEQUEUESERVICE_DEBUG #ifdef MESSAGEQUEUESERVICE_DEBUG
    PEGASUS_STD(cout) << getQueueName() << "received START" << PEGASUS_STD(endl);      PEGASUS_STD(cout) << getQueueName() << "received START" <<
           PEGASUS_STD(endl);
 #endif #endif
  
    // clear the stoped bit and update    // clear the stoped bit and update
Line 832 
Line 765 
    _make_response(req, async_results::OK);    _make_response(req, async_results::OK);
    // now tell the meta dispatcher we are stopped    // now tell the meta dispatcher we are stopped
    update_service(_capabilities, _mask);    update_service(_capabilities, _mask);
   
 } }
   
 void MessageQueueService::handle_CimServiceStop(CimServiceStop *req) void MessageQueueService::handle_CimServiceStop(CimServiceStop *req)
 { {
 #ifdef MESSAGEQUEUESERVICE_DEBUG #ifdef MESSAGEQUEUESERVICE_DEBUG
Line 871 
Line 804 
  
 void MessageQueueService::handle_AsyncOperationResult(AsyncOperationResult *req) void MessageQueueService::handle_AsyncOperationResult(AsyncOperationResult *req)
 { {
    ;  
 } }
  
  
 void MessageQueueService::handle_AsyncLegacyOperationStart(AsyncLegacyOperationStart *req)  void MessageQueueService::handle_AsyncLegacyOperationStart(
       AsyncLegacyOperationStart* req)
 { {
    // remove the legacy message from the request and enqueue it to its destination      // remove the legacy message from the request and enqueue it to its
       // destination
    Uint32 result = async_results::CIM_NAK;    Uint32 result = async_results::CIM_NAK;
  
    Message *legacy = req->_act;    Message *legacy = req->_act;
Line 888 
Line 822 
       {       {
          if (queue->isAsync() == true)          if (queue->isAsync() == true)
          {          {
             (static_cast<MessageQueueService *>(queue))->handleEnqueue(legacy);                  (static_cast<MessageQueueService *>(queue))->handleEnqueue(
                       legacy);
          }          }
          else          else
          {          {
Line 902 
Line 837 
    _make_response(req, result);    _make_response(req, result);
 } }
  
 void MessageQueueService::handle_AsyncLegacyOperationResult(AsyncLegacyOperationResult *rep)  void MessageQueueService::handle_AsyncLegacyOperationResult(
       AsyncLegacyOperationResult* rep)
 { {
    ;  
 } }
  
 AsyncOpNode *MessageQueueService::get_op() AsyncOpNode *MessageQueueService::get_op()
Line 919 
Line 854 
  
 void MessageQueueService::return_op(AsyncOpNode *op) void MessageQueueService::return_op(AsyncOpNode *op)
 { {
    PEGASUS_ASSERT(op->read_state() & ASYNC_OPSTATE_RELEASED);      PEGASUS_ASSERT(op->_state & ASYNC_OPSTATE_RELEASED);
    delete op;    delete op;
 } }
  
  
 Boolean MessageQueueService::ForwardOp(  
     AsyncOpNode *op,  
     Uint32 destination)  
 {  
    PEGASUS_ASSERT(op != 0);  
    op->lock();  
    op->_op_dest = MessageQueue::lookup(destination);  
    op->_flags |= (ASYNC_OPFLAGS_FIRE_AND_FORGET | ASYNC_OPFLAGS_FORWARD);  
    op->_flags &= ~(ASYNC_OPFLAGS_CALLBACK);  
    op->unlock();  
    if (op->_op_dest == 0)  
       return false;  
   
    return  _meta_dispatcher->route_async(op);  
 }  
   
   
 Boolean MessageQueueService::SendAsync( Boolean MessageQueueService::SendAsync(
     AsyncOpNode *op,     AsyncOpNode *op,
     Uint32 destination,     Uint32 destination,
Line 953 
Line 871 
    // get the queue handle for the destination    // get the queue handle for the destination
  
    op->lock();    op->lock();
    op->_op_dest = MessageQueue::lookup(destination); // destination of this message      // destination of this message
       op->_op_dest = MessageQueue::lookup(destination);
    op->_flags |= ASYNC_OPFLAGS_CALLBACK;    op->_flags |= ASYNC_OPFLAGS_CALLBACK;
    op->_flags &= ~(ASYNC_OPFLAGS_FIRE_AND_FORGET);    op->_flags &= ~(ASYNC_OPFLAGS_FIRE_AND_FORGET);
    // initialize the callback data    // initialize the callback data
    op->_async_callback = callback;   // callback function to be executed by recpt. of response      // callback function to be executed by recpt. of response
    op->_callback_node = op;          // the op node      op->_async_callback = callback;
    op->_callback_response_q = callback_response_q;  // the queue that will receive the response      // the op node
    op->_callback_ptr = callback_ptr;   // user data for callback      op->_callback_node = op;
    op->_callback_request_q = this;     // I am the originator of this request      // the queue that will receive the response
       op->_callback_response_q = callback_response_q;
       // user data for callback
       op->_callback_ptr = callback_ptr;
       // I am the originator of this request
       op->_callback_request_q = this;
  
    op->unlock();    op->unlock();
    if (op->_op_dest == 0)    if (op->_op_dest == 0)
Line 999 
Line 923 
    op->_callback_parameter = parameter;    op->_callback_parameter = parameter;
    op->_callback_response_q = this;    op->_callback_response_q = this;
  
    if (!(msg->getMask() & message_mask::ha_async))      if (!(msg->getMask() & MessageMask::ha_async))
    {    {
       AsyncLegacyOperationStart *wrapper = new AsyncLegacyOperationStart(       AsyncLegacyOperationStart *wrapper = new AsyncLegacyOperationStart(
          get_next_xid(),  
          op,          op,
          destination,          destination,
          msg,          msg,
Line 1010 
Line 933 
    }    }
    else    else
    {    {
       op->_request.insert_front(msg);          op->_request.reset(msg);
       (static_cast<AsyncMessage *>(msg))->op = op;       (static_cast<AsyncMessage *>(msg))->op = op;
    }    }
    return _meta_dispatcher->route_async(op);    return _meta_dispatcher->route_async(op);
Line 1022 
Line 945 
    AsyncOpNode *op = 0;    AsyncOpNode *op = 0;
    Uint32 mask = msg->getMask();    Uint32 mask = msg->getMask();
  
    if (mask & message_mask::ha_async)      if (mask & MessageMask::ha_async)
    {    {
       op = (static_cast<AsyncMessage *>(msg))->op ;       op = (static_cast<AsyncMessage *>(msg))->op ;
    }    }
Line 1030 
Line 953 
    if (op == 0)    if (op == 0)
    {    {
       op = get_op();       op = get_op();
       op->_request.insert_front(msg);          op->_request.reset(msg);
       if (mask & message_mask::ha_async)          if (mask & MessageMask::ha_async)
       {       {
          (static_cast<AsyncMessage *>(msg))->op = op;          (static_cast<AsyncMessage *>(msg))->op = op;
       }       }
Line 1063 
Line 986 
    if (request->op == 0)    if (request->op == 0)
    {    {
       request->op = get_op();       request->op = get_op();
       request->op->_request.insert_front(request);          request->op->_request.reset(request);
       destroy_op = true;       destroy_op = true;
    }    }
  
Line 1078 
Line 1001 
  
    request->op->_client_sem.wait();    request->op->_client_sem.wait();
  
    request->op->lock();      AsyncReply* rpl = static_cast<AsyncReply *>(request->op->removeResponse());
    AsyncReply * rpl = static_cast<AsyncReply *>(request->op->_response.remove_front());  
    rpl->op = 0;    rpl->op = 0;
    request->op->unlock();  
  
    if (destroy_op == true)    if (destroy_op == true)
    {    {
       request->op->lock();       request->op->lock();
       request->op->_request.remove(request);          request->op->_request.release();
       request->op->_state |= ASYNC_OPSTATE_RELEASED;       request->op->_state |= ASYNC_OPSTATE_RELEASED;
       request->op->unlock();       request->op->unlock();
       return_op(request->op);       return_op(request->op);
Line 1102 
Line 1023 
     Uint32 mask)     Uint32 mask)
 { {
    RegisterCimService *msg = new RegisterCimService(    RegisterCimService *msg = new RegisterCimService(
       get_next_xid(),  
       0,       0,
       true,       true,
       name,       name,
Line 1116 
Line 1036 
  
    if (reply != 0)    if (reply != 0)
    {    {
       if (reply->getMask() & message_mask::ha_async)          if (reply->getMask() & MessageMask::ha_async)
       {       {
          if (reply->getMask() & message_mask::ha_reply)              if (reply->getMask() & MessageMask::ha_reply)
          {          {
             if (reply->result == async_results::OK ||             if (reply->result == async_results::OK ||
                 reply->result == async_results::MODULE_ALREADY_REGISTERED)                 reply->result == async_results::MODULE_ALREADY_REGISTERED)
Line 1137 
Line 1057 
 Boolean MessageQueueService::update_service(Uint32 capabilities, Uint32 mask) Boolean MessageQueueService::update_service(Uint32 capabilities, Uint32 mask)
 { {
    UpdateCimService *msg = new UpdateCimService(    UpdateCimService *msg = new UpdateCimService(
       get_next_xid(),  
       0,       0,
       true,       true,
       _queueId,       _queueId,
Line 1148 
Line 1067 
    AsyncMessage *reply = SendWait(msg);    AsyncMessage *reply = SendWait(msg);
    if (reply)    if (reply)
    {    {
       if (reply->getMask() & message_mask::ha_async)          if (reply->getMask() & MessageMask::ha_async)
       {       {
          if (reply->getMask() & message_mask::ha_reply)              if (reply->getMask() & MessageMask::ha_reply)
          {          {
             if (static_cast<AsyncReply *>(reply)->result == async_results::OK)                  if (static_cast<AsyncReply *>(reply)->result ==
                           async_results::OK)
             {             {
                registered = true;                registered = true;
             }             }
Line 1167 
Line 1087 
  
 Boolean MessageQueueService::deregister_service() Boolean MessageQueueService::deregister_service()
 { {
   
    _meta_dispatcher->deregister_module(_queueId);    _meta_dispatcher->deregister_module(_queueId);
    return true;    return true;
 } }
Line 1187 
Line 1106 
    results->clear();    results->clear();
  
    FindServiceQueue *req = new FindServiceQueue(    FindServiceQueue *req = new FindServiceQueue(
       get_next_xid(),  
       0,       0,
       _queueId,       _queueId,
       true,       true,
Line 1200 
Line 1118 
    AsyncMessage *reply = SendWait(req);    AsyncMessage *reply = SendWait(req);
    if (reply)    if (reply)
    {    {
       if (reply->getMask() & message_mask::ha_async)          if (reply->getMask() & MessageMask::ha_async)
       {       {
          if (reply->getMask() & message_mask::ha_reply)              if (reply->getMask() & MessageMask::ha_reply)
          {          {
             if (reply->getType() == async_messages::FIND_SERVICE_Q_RESULT)                  if (reply->getType() == ASYNC_FIND_SERVICE_Q_RESULT)
             {             {
                if ((static_cast<FindServiceQueueResult *>(reply))->result == async_results::OK)                      if ((static_cast<FindServiceQueueResult*>(reply))->result ==
                   *results = (static_cast<FindServiceQueueResult *>(reply))->qids;                              async_results::OK)
                           *results =
                               (static_cast<FindServiceQueueResult*>(reply))->qids;
             }             }
          }          }
       }       }
       delete reply;       delete reply;
    }    }
    delete req;    delete req;
    return ;  
 } }
  
 void MessageQueueService::enumerate_service(Uint32 queue, message_module *result)  void MessageQueueService::enumerate_service(
       Uint32 queue,
       message_module* result)
 { {
    if (result == 0)    if (result == 0)
    {    {
Line 1225 
Line 1146 
    }    }
  
    EnumerateService *req = new EnumerateService(    EnumerateService *req = new EnumerateService(
       get_next_xid(),  
       0,       0,
       _queueId,       _queueId,
       true,       true,
Line 1237 
Line 1157 
    {    {
       Boolean found = false;       Boolean found = false;
  
       if (reply->getMask() & message_mask::ha_async)          if (reply->getMask() & MessageMask::ha_async)
       {       {
          if (reply->getMask() & message_mask::ha_reply)              if (reply->getMask() & MessageMask::ha_reply)
          {          {
             if (reply->getType() == async_messages::ENUMERATE_SERVICE_RESULT)                  if (reply->getType() == ASYNC_ENUMERATE_SERVICE_RESULT)
             {             {
                if ((static_cast<EnumerateServiceResponse *>(reply))->result == async_results::OK)                      if ((static_cast<EnumerateServiceResponse*>(reply))->
                               result == async_results::OK)
                {                {
                   if (found == false)                   if (found == false)
                   {                   {
                      found = true;                      found = true;
  
                      result->put_name((static_cast<EnumerateServiceResponse *>(reply))->name);                              result->put_name((static_cast<
                      result->put_capabilities((static_cast<EnumerateServiceResponse *>(reply))->capabilities);                                  EnumerateServiceResponse*>(reply))->name);
                      result->put_mask((static_cast<EnumerateServiceResponse *>(reply))->mask);                              result->put_capabilities((static_cast<
                      result->put_queue((static_cast<EnumerateServiceResponse *>(reply))->qid);                                  EnumerateServiceResponse*>(reply))->
                                       capabilities);
                               result->put_mask((static_cast<
                                   EnumerateServiceResponse*>(reply))->mask);
                               result->put_queue((static_cast<
                                   EnumerateServiceResponse*>(reply))->qid);
                   }                   }
                }                }
             }             }
Line 1261 
Line 1187 
       delete reply;       delete reply;
    }    }
    delete req;    delete req;
   
    return;  
 }  
   
 Uint32 MessageQueueService::get_next_xid()  
 {  
     return _xidFactory.getID();  
 } }
  
 MessageQueueService::PollingList* MessageQueueService::_get_polling_list() MessageQueueService::PollingList* MessageQueueService::_get_polling_list()

Legend:
Removed from v.1.120  
changed lines
  Added in v.1.140
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