version 1.64.4.2, 2002/10/30 14:40:38
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version 1.88.2.1, 2005/02/17 22:40:18
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//%////-*-c++-*-//////////////////////////////////////////////////////////////// |
//%2005//////////////////////////////////////////////////////////////////////// |
// | // |
// Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Company, IBM, |
// Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development |
// The Open Group, Tivoli Systems |
// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. |
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// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.; |
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// IBM Corp.; EMC Corporation, The Open Group. |
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// Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.; |
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// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. |
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// Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.; |
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// EMC Corporation; VERITAS Software 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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// Author: Mike Day (mdday@us.ibm.com) | // Author: Mike Day (mdday@us.ibm.com) |
// | // |
// Modified By: | // Modified By: |
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// Amit K Arora, IBM (amita@in.ibm.com) for Bug#1090 |
// | // |
//%///////////////////////////////////////////////////////////////////////////// | //%///////////////////////////////////////////////////////////////////////////// |
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#include "MessageQueueService.h" | #include "MessageQueueService.h" |
#include <Pegasus/Common/Tracer.h> | #include <Pegasus/Common/Tracer.h> |
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#include <Pegasus/Common/MessageLoader.h> //l10n |
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PEGASUS_NAMESPACE_BEGIN | PEGASUS_NAMESPACE_BEGIN |
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return _thread_pool; | return _thread_pool; |
} | } |
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void unload_idle_providers(void); |
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PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL MessageQueueService::kill_idle_threads(void *parm) | PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL MessageQueueService::kill_idle_threads(void *parm) |
{ | { |
Thread *myself = reinterpret_cast<Thread *>(parm); |
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static struct timeval now, last = {0,0}; | static struct timeval now, last = {0,0}; |
gettimeofday(&now, NULL); | gettimeofday(&now, NULL); |
int dead_threads = 0; | int dead_threads = 0; |
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if( now.tv_sec - last.tv_sec > 300 ) |
if( now.tv_sec - last.tv_sec > 120 ) |
{ | { |
PEGASUS_STD(cout) << "Work Thread Pool currently has " << |
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MessageQueueService::_thread_pool->running_count() + |
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MessageQueueService::_thread_pool->pool_count() << " Threads." << PEGASUS_STD(endl); |
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gettimeofday(&last, NULL); | gettimeofday(&last, NULL); |
try | try |
{ | { |
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{ | { |
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} | } |
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} | } |
exit_thread((PEGASUS_THREAD_RETURN)dead_threads); |
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return (PEGASUS_THREAD_RETURN)dead_threads; |
#ifdef PEGASUS_POINTER_64BIT |
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return (PEGASUS_THREAD_RETURN)(Uint64)dead_threads; |
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#elif PEGASUS_PLATFORM_AIX_RS_IBMCXX |
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return (PEGASUS_THREAD_RETURN)(unsigned long)dead_threads; |
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#else |
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return (PEGASUS_THREAD_RETURN)(Uint32)dead_threads; |
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#endif |
} | } |
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void MessageQueueService::force_shutdown(void) |
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void MessageQueueService::force_shutdown(Boolean destroy_flag) |
{ | { |
PEGASUS_STD(cout) << "Forcing shutdown of CIMOM Message Router" << PEGASUS_STD(endl); |
return; |
MessageQueueService::_stop_polling = 1; |
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MessageQueueService *svc; |
#ifdef MESSAGEQUEUESERVICE_DEBUG |
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//l10n |
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MessageLoaderParms parms("Common.MessageQueueService.FORCING_SHUTDOWN", |
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"Forcing shutdown of CIMOM Message Router"); |
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PEGASUS_STD(cout) << MessageLoader::getMessage(parms) << PEGASUS_STD(endl); |
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#endif |
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MessageQueueService *svc; |
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int counter = 0; |
_polling_list.lock(); | _polling_list.lock(); |
svc = _polling_list.next(0); | svc = _polling_list.next(0); |
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while(svc != 0) | while(svc != 0) |
{ | { |
PEGASUS_STD(cout) << "Stopping " << svc->getQueueName() << PEGASUS_STD(endl); |
#ifdef MESSAGEQUEUESERVICE_DEBUG |
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//l10n - reuse same MessageLoaderParms to avoid multiple creates |
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parms.msg_id = "Common.MessageQueueService.STOPPING_SERVICE"; |
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parms.default_msg = "Stopping $0"; |
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parms.arg0 = svc->getQueueName(); |
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PEGASUS_STD(cout) << MessageLoader::getMessage(parms) << PEGASUS_STD(endl); |
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#endif |
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_polling_sem.signal(); | _polling_sem.signal(); |
svc->_shutdown_incoming_queue(); | svc->_shutdown_incoming_queue(); |
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counter++; |
_polling_sem.signal(); | _polling_sem.signal(); |
svc = _polling_list.next(svc); | svc = _polling_list.next(svc); |
} | } |
_polling_list.unlock(); | _polling_list.unlock(); |
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_polling_sem.signal(); |
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MessageQueueService::_stop_polling = 1; |
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if(destroy_flag == true) |
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{ |
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svc = _polling_list.remove_last(); |
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while(svc) |
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{ |
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delete svc; |
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svc = _polling_list.remove_last(); |
} | } |
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} |
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} |
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PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL MessageQueueService::polling_routine(void *parm) | PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL MessageQueueService::polling_routine(void *parm) |
{ | { |
Thread *myself = reinterpret_cast<Thread *>(parm); | Thread *myself = reinterpret_cast<Thread *>(parm); |
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if(_check_idle_flag.value() != 0 ) | if(_check_idle_flag.value() != 0 ) |
{ | { |
_check_idle_flag = 0; | _check_idle_flag = 0; |
Thread th(kill_idle_threads, 0, true); |
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th.run(); |
// If there are insufficent resources to run |
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// kill_idle_threads, then just return. |
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_thread_pool->allocate_and_awaken(service, kill_idle_threads); |
} | } |
} | } |
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myself->exit_self( (PEGASUS_THREAD_RETURN) 1 ); | myself->exit_self( (PEGASUS_THREAD_RETURN) 1 ); |
return(0); | return(0); |
} | } |
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_callback_ready(0), | _callback_ready(0), |
_req_thread(_req_proc, this, false), | _req_thread(_req_proc, this, false), |
_callback_thread(_callback_proc, this, false) | _callback_thread(_callback_proc, this, false) |
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{ | { |
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_capabilities = (capabilities | module_capabilities::async); | _capabilities = (capabilities | module_capabilities::async); |
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_default_op_timeout.tv_sec = 30; | _default_op_timeout.tv_sec = 30; |
_default_op_timeout.tv_usec = 100; | _default_op_timeout.tv_usec = 100; |
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_meta_dispatcher_mutex.lock(pegasus_thread_self()); |
AutoMutex autoMut(_meta_dispatcher_mutex); |
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if( _meta_dispatcher == 0 ) | if( _meta_dispatcher == 0 ) |
{ | { |
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_meta_dispatcher = new cimom(); | _meta_dispatcher = new cimom(); |
if (_meta_dispatcher == NULL ) | if (_meta_dispatcher == NULL ) |
{ | { |
_meta_dispatcher_mutex.unlock(); |
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throw NullPointer(); | throw NullPointer(); |
} | } |
_thread_pool = new ThreadPool(0, "MessageQueueService", 0, 0, | _thread_pool = new ThreadPool(0, "MessageQueueService", 0, 0, |
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_polling_thread = new Thread(polling_routine, | _polling_thread = new Thread(polling_routine, |
reinterpret_cast<void *>(&_polling_list), | reinterpret_cast<void *>(&_polling_list), |
false); | false); |
_polling_thread->run(); |
while (!_polling_thread->run()) |
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{ |
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pegasus_yield(); |
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} |
} | } |
_service_count++; | _service_count++; |
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if( false == register_service(name, _capabilities, _mask) ) | if( false == register_service(name, _capabilities, _mask) ) |
{ | { |
_meta_dispatcher_mutex.unlock(); |
//l10n |
throw UninitializedObjectException(); |
//throw BindFailedException("MessageQueueService Base Unable to register with Meta Dispatcher"); |
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MessageLoaderParms parms("Common.MessageQueueService.UNABLE_TO_REGISTER", |
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"MessageQueueService Base Unable to register with Meta Dispatcher"); |
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throw BindFailedException(parms); |
} | } |
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_polling_list.insert_last(this); | _polling_list.insert_last(this); |
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_meta_dispatcher_mutex.unlock(); |
// _meta_dispatcher_mutex.unlock(); //Bug#1090 |
// _callback_thread.run(); | // _callback_thread.run(); |
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// _req_thread.run(); | // _req_thread.run(); |
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MessageQueueService::~MessageQueueService(void) | MessageQueueService::~MessageQueueService(void) |
{ | { |
_die = 1; | _die = 1; |
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if (_incoming_queue_shutdown.value() == 0 ) | if (_incoming_queue_shutdown.value() == 0 ) |
{ | { |
_shutdown_incoming_queue(); | _shutdown_incoming_queue(); |
} | } |
_callback_ready.signal(); | _callback_ready.signal(); |
// _callback_thread.join(); |
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_meta_dispatcher_mutex.lock(pegasus_thread_self()); |
{ |
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AutoMutex autoMut(_meta_dispatcher_mutex); |
_service_count--; | _service_count--; |
if (_service_count.value() == 0 ) | if (_service_count.value() == 0 ) |
{ | { |
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_stop_polling++; | _stop_polling++; |
_polling_sem.signal(); | _polling_sem.signal(); |
_polling_thread->join(); | _polling_thread->join(); |
delete _polling_thread; | delete _polling_thread; |
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_polling_thread = 0; |
_meta_dispatcher->_shutdown_routed_queue(); | _meta_dispatcher->_shutdown_routed_queue(); |
delete _meta_dispatcher; | delete _meta_dispatcher; |
_meta_dispatcher = 0; | _meta_dispatcher = 0; |
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delete _thread_pool; |
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_thread_pool = 0; |
} | } |
_meta_dispatcher_mutex.unlock(); |
} // mutex unlocks here |
_polling_list.remove(this); | _polling_list.remove(this); |
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// Clean up in case there are extra stuff on the queue. |
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while (_incoming.count()) |
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{ |
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delete _incoming.remove_first(); |
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} |
} | } |
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void MessageQueueService::_shutdown_incoming_queue(void) | void MessageQueueService::_shutdown_incoming_queue(void) |
{ | { |
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if (_incoming_queue_shutdown.value() > 0 ) | if (_incoming_queue_shutdown.value() > 0 ) |
return ; | return ; |
AsyncIoctl *msg = new AsyncIoctl(get_next_xid(), | AsyncIoctl *msg = new AsyncIoctl(get_next_xid(), |
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_incoming.insert_last_wait(msg->op); | _incoming.insert_last_wait(msg->op); |
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// _req_thread.join(); |
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} | } |
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void MessageQueueService::enqueue(Message *msg) throw(IPCException) |
void MessageQueueService::enqueue(Message *msg) |
{ | { |
PEG_METHOD_ENTER(TRC_MESSAGEQUEUESERVICE, "MessageQueueService::enqueue()"); | PEG_METHOD_ENTER(TRC_MESSAGEQUEUESERVICE, "MessageQueueService::enqueue()"); |
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else | else |
{ | { |
PEGASUS_ASSERT(rq != 0 ); | PEGASUS_ASSERT(rq != 0 ); |
// ATTN: optimization |
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// << Wed Mar 6 15:00:39 2002 mdd >> |
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// put thread and queue into the asyncopnode structure. |
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// (static_cast<AsyncMessage *>(rq))->_myself = operation->_thread_ptr; |
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// (static_cast<AsyncMessage *>(rq))->_service = operation->_service_ptr; |
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// done << Tue Mar 12 14:49:07 2002 mdd >> |
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operation->unlock(); | operation->unlock(); |
_handle_async_request(static_cast<AsyncRequest *>(rq)); | _handle_async_request(static_cast<AsyncRequest *>(rq)); |
} | } |
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// 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.next(0); | Message *rq = op->_request.next(0); |
Message *rp = op->_response.next(0); | Message *rp = op->_response.next(0); |
// op->unlock(); |
op->unlock(); |
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if( (rq != 0 && (true == messageOK(rq))) || (rp != 0 && ( true == messageOK(rp) )) && | if( (rq != 0 && (true == messageOK(rq))) || (rp != 0 && ( true == messageOK(rp) )) && |
_die.value() == 0 ) | _die.value() == 0 ) |
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_polling_sem.signal(); | _polling_sem.signal(); |
return true; | return true; |
} | } |
// else |
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// { |
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// if( (rq != 0 && (true == MessageQueueService::messageOK(rq))) || |
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// (rp != 0 && ( true == MessageQueueService::messageOK(rp) )) && |
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// _die.value() == 0) |
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// { |
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// MessageQueueService::_incoming.insert_last_wait(op); |
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// return true; |
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// } |
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// } |
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return false; | return false; |
} | } |
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return true; | return true; |
} | } |
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// made pure virtual |
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// << Wed Mar 6 15:11:31 2002 mdd >> |
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// void MessageQueueService::handleEnqueue(Message *msg) |
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// { |
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// if ( msg ) |
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// delete msg; |
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// } |
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// made pure virtual |
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// << Wed Mar 6 15:11:56 2002 mdd >> |
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// void MessageQueueService::handleEnqueue(void) |
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// { |
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// Message *msg = dequeue(); |
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// handleEnqueue(msg); |
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// } |
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void MessageQueueService::handle_heartbeat_request(AsyncRequest *req) | void MessageQueueService::handle_heartbeat_request(AsyncRequest *req) |
{ | { |
// default action is to echo a heartbeat response | // default action is to echo a heartbeat response |
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{ | { |
case AsyncIoctl::IO_CLOSE: | case AsyncIoctl::IO_CLOSE: |
{ | { |
// save my bearings |
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// Thread *myself = req->op->_thread_ptr; |
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MessageQueueService *service = static_cast<MessageQueueService *>(req->op->_service_ptr); | MessageQueueService *service = static_cast<MessageQueueService *>(req->op->_service_ptr); |
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// respond to this message. |
#ifdef MESSAGEQUEUESERVICE_DEBUG |
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PEGASUS_STD(cout) << service->getQueueName() << " Received AsyncIoctl::IO_CLOSE " << PEGASUS_STD(endl); |
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#endif |
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// respond to this message. this is fire and forget, so we don't need to delete anything. |
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// this takes care of two problems that were being found |
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// << Thu Oct 9 10:52:48 2003 mdd >> |
_make_response(req, async_results::OK); | _make_response(req, async_results::OK); |
// ensure we do not accept any further messages | // ensure we do not accept any further messages |
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} | } |
if( operation ) | if( operation ) |
{ | { |
// operation->_thread_ptr = myself; |
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operation->_service_ptr = service; | operation->_service_ptr = service; |
service->_handle_incoming_operation(operation); | service->_handle_incoming_operation(operation); |
} | } |
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// shutdown the AsyncDQueue | // shutdown the AsyncDQueue |
service->_incoming.shutdown_queue(); | service->_incoming.shutdown_queue(); |
// exit the thread ! |
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// myself->exit_self( (PEGASUS_THREAD_RETURN) 1 ); |
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return; | return; |
} | } |
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void MessageQueueService::handle_CimServiceStart(CimServiceStart *req) | void MessageQueueService::handle_CimServiceStart(CimServiceStart *req) |
{ | { |
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#ifdef MESSAGEQUEUESERVICE_DEBUG |
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PEGASUS_STD(cout) << getQueueName() << "received START" << PEGASUS_STD(endl); |
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#endif |
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// clear the stoped bit and update | // clear the stoped bit and update |
_capabilities &= (~(module_capabilities::stopped)); | _capabilities &= (~(module_capabilities::stopped)); |
_make_response(req, async_results::OK); | _make_response(req, async_results::OK); |
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} | } |
void MessageQueueService::handle_CimServiceStop(CimServiceStop *req) | void MessageQueueService::handle_CimServiceStop(CimServiceStop *req) |
{ | { |
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#ifdef MESSAGEQUEUESERVICE_DEBUG |
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PEGASUS_STD(cout) << getQueueName() << "received STOP" << PEGASUS_STD(endl); |
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#endif |
// set the stopeed bit and update | // set the stopeed bit and update |
_capabilities |= module_capabilities::stopped; | _capabilities |= module_capabilities::stopped; |
_make_response(req, async_results::CIM_STOPPED); | _make_response(req, async_results::CIM_STOPPED); |
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Boolean destroy_op = false; | Boolean destroy_op = false; |
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if (request->op == false) |
if (request->op == 0) |
{ | { |
request->op = get_op(); | request->op = get_op(); |
request->op->_request.insert_first(request); | request->op->_request.insert_first(request); |
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Uint32 MessageQueueService::get_next_xid(void) | Uint32 MessageQueueService::get_next_xid(void) |
{ | { |
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static Mutex _monitor; |
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Uint32 value; |
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AutoMutex autoMut(_monitor); |
_xid++; | _xid++; |
return _xid.value(); |
value = _xid.value(); |
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return value; |
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} | } |
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PEGASUS_NAMESPACE_END | PEGASUS_NAMESPACE_END |