version 1.16, 2004/04/12 19:52:29
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version 1.37, 2005/06/04 01:20:56
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//%2003//////////////////////////////////////////////////////////////////////// |
//%2005//////////////////////////////////////////////////////////////////////// |
// | // |
// 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. |
// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.; | // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.; |
// IBM Corp.; EMC Corporation, The Open Group. | // 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: Dong Xiang, EMC Corporation (xiang_dong@emc.com) | // Author: Dong Xiang, EMC Corporation (xiang_dong@emc.com) |
// | // |
// Modified By: Dan Gorey (djgorey@us.ibm.com) | // Modified By: Dan Gorey (djgorey@us.ibm.com) |
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// Amit K Arora, IBM (amita@in.ibm.com) for PEP#183 |
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// Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com) |
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// David Dillard, VERITAS Software Corp. |
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// (david.dillard@veritas.com) |
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// Vijay Eli, IBM (vijay.eli@in.ibm.com) for bug#3425 |
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// Aruran, IBM (ashanmug@in.ibm.com) for Bug# 3604 |
// | // |
//%///////////////////////////////////////////////////////////////////////////// | //%///////////////////////////////////////////////////////////////////////////// |
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/** Return true if the server has shutdown, false otherwise. | /** Return true if the server has shutdown, false otherwise. |
*/ | */ |
Boolean terminated() { return _dieNow; }; |
Boolean terminated() const { return _dieNow; }; |
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/** Call to resume the sever. | /** Call to resume the sever. |
*/ | */ |
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*/ | */ |
void setIndicationDispatcher(CIMListenerIndicationDispatcher* dispatcher); | void setIndicationDispatcher(CIMListenerIndicationDispatcher* dispatcher); |
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/** Returns the port number being used. |
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*/ |
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Uint32 getPortNumber() const; |
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static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _listener_routine(void *param); | static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _listener_routine(void *param); |
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private: | private: |
Uint32 _portNumber; | Uint32 _portNumber; |
SSLContext* _sslContext; | SSLContext* _sslContext; |
#ifdef PEGASUS_USE_23HTTPMONITOR_CLIENT |
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Monitor* _monitor; | Monitor* _monitor; |
HTTPAcceptor* _acceptor; | HTTPAcceptor* _acceptor; |
#else |
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monitor_2* _monitor; |
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pegasus_acceptor* _acceptor; |
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#endif |
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Boolean _dieNow; | Boolean _dieNow; |
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CIMListenerService::~CIMListenerService() | CIMListenerService::~CIMListenerService() |
{ | { |
// if port is alive, clean up the port | // if port is alive, clean up the port |
//if(_sslContext!=NULL) |
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// delete _sslContext; | // delete _sslContext; |
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if(_responseEncoder!=NULL) |
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delete _responseEncoder; | delete _responseEncoder; |
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if(_requestDecoder!=NULL) |
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delete _requestDecoder; | delete _requestDecoder; |
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//if(_dispatcher!=NULL) |
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// delete _dispatcher; | // delete _dispatcher; |
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if(_monitor!=NULL) |
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delete _monitor; |
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if(_acceptor!=NULL) |
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delete _acceptor; | delete _acceptor; |
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delete _monitor; |
} | } |
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void CIMListenerService::init() | void CIMListenerService::init() |
{ | { |
PEG_METHOD_ENTER(TRC_LISTENER, "CIMListenerService::init"); | PEG_METHOD_ENTER(TRC_LISTENER, "CIMListenerService::init"); |
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#ifdef PEGASUS_USE_23HTTPMONITOR_CLIENT |
if(NULL == _monitor) _monitor = new Monitor(); |
_monitor = new Monitor(true); |
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#else |
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_monitor = new monitor_2(); |
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#endif |
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//_dispatcher = new CIMListenerIndicationDispatcher(); | //_dispatcher = new CIMListenerIndicationDispatcher(); |
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_responseEncoder = new CIMExportResponseEncoder(); |
if(NULL == _responseEncoder) _responseEncoder = new CIMExportResponseEncoder(); |
_requestDecoder = new CIMExportRequestDecoder( |
if(NULL == _requestDecoder) _requestDecoder = new CIMExportRequestDecoder( |
_dispatcher, |
_dispatcher,_responseEncoder->getQueueId()); |
_responseEncoder->getQueueId()); |
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#ifdef PEGASUS_USE_23HTTPMONITOR_CLIENT |
if(NULL == _acceptor) _acceptor = new HTTPAcceptor( |
_acceptor = new HTTPAcceptor( |
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_monitor, | _monitor, |
_requestDecoder, | _requestDecoder, |
false, | false, |
_portNumber, | _portNumber, |
_sslContext); |
_sslContext, |
#else |
false); |
_acceptor = new pegasus_acceptor(_monitor, |
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_requestDecoder, |
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false, |
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_portNumber, |
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_sslContext); |
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#endif |
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bind(); | bind(); |
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PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
} | } |
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void CIMListenerService::bind() | void CIMListenerService::bind() |
{ | { |
if(_acceptor!=NULL) | if(_acceptor!=NULL) |
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} | } |
} | } |
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void CIMListenerService::runForever() | void CIMListenerService::runForever() |
{ | { |
static int modulator = 0; | static int modulator = 0; |
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if(!_dieNow) | if(!_dieNow) |
{ | { |
#ifdef PEGASUS_USE_23HTTPMONITOR_CLIENT |
if(false == _monitor->run(500000)) |
if(false == _monitor->run(100)) |
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{ | { |
modulator++; | modulator++; |
if(!(modulator % 5000) ) |
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{ |
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try | try |
{ | { |
//MessageQueueService::_check_idle_flag = 1; | //MessageQueueService::_check_idle_flag = 1; |
//MessageQueueService::_polling_sem.signal(); | //MessageQueueService::_polling_sem.signal(); |
MessageQueueService::get_thread_pool()->kill_idle_threads(); |
MessageQueueService::get_thread_pool()->cleanupIdleThreads(); |
} | } |
catch(...) | catch(...) |
{ | { |
} | } |
} | } |
} |
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/* | /* |
if (handleShutdownSignal) | if (handleShutdownSignal) |
{ | { |
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handleShutdownSignal = false; | handleShutdownSignal = false; |
} | } |
*/ | */ |
#else |
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_monitor->run(); |
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#endif |
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} | } |
} | } |
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PEG_METHOD_ENTER(TRC_LISTENER, "CIMListenerService::shutdown()"); | PEG_METHOD_ENTER(TRC_LISTENER, "CIMListenerService::shutdown()"); |
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_dieNow = true; | _dieNow = true; |
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_monitor->tickle(); |
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PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
} | } |
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PEG_METHOD_ENTER(TRC_LISTENER, "CIMListenerService::stopClientConnection()"); | PEG_METHOD_ENTER(TRC_LISTENER, "CIMListenerService::stopClientConnection()"); |
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// tell Monitor to stop listening for client connections | // tell Monitor to stop listening for client connections |
#ifdef PEGASUS_USE_23HTTPMONITOR_CLIENT |
_monitor->stopListeningForConnections(true); |
_monitor->stopListeningForConnections(); |
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#else |
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_monitor->stop(); |
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#endif |
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// | // |
// Wait 150 milliseconds to allow time for the Monitor to stop | // Wait 150 milliseconds to allow time for the Monitor to stop |
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// for the wait here is to make sure that the Monitor entries | // for the wait here is to make sure that the Monitor entries |
// are updated before closing the connection sockets. | // are updated before closing the connection sockets. |
// | // |
pegasus_sleep(150); |
// pegasus_sleep(150); Not needed now due to the semaphore in the Monitor |
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if(_acceptor!=NULL) | if(_acceptor!=NULL) |
_acceptor->closeConnectionSocket(); | _acceptor->closeConnectionSocket(); |
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PEG_METHOD_EXIT(); | PEG_METHOD_EXIT(); |
} | } |
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Uint32 CIMListenerService::getOutstandingRequestCount() |
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{ |
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return _acceptor->getOutstandingRequestCount(); |
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} |
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CIMListenerIndicationDispatcher* CIMListenerService::getIndicationDispatcher() const | CIMListenerIndicationDispatcher* CIMListenerService::getIndicationDispatcher() const |
{ | { |
return _dispatcher; | return _dispatcher; |
} | } |
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void CIMListenerService::setIndicationDispatcher(CIMListenerIndicationDispatcher* dispatcher) | void CIMListenerService::setIndicationDispatcher(CIMListenerIndicationDispatcher* dispatcher) |
{ | { |
_dispatcher = dispatcher; | _dispatcher = dispatcher; |
} | } |
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Uint32 CIMListenerService::getPortNumber() const |
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{ |
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Uint32 portNumber = _portNumber; |
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if (( portNumber == 0 ) && ( _acceptor != 0 )) |
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{ |
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portNumber = _acceptor->getPortNumber(); |
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} |
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return(portNumber); |
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} |
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PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL CIMListenerService::_listener_routine(void *param) | PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL CIMListenerService::_listener_routine(void *param) |
{ | { |
CIMListenerService *svc = reinterpret_cast<CIMListenerService *>(param); |
try { |
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AutoPtr<CIMListenerService> svc(reinterpret_cast<CIMListenerService *>(param)); |
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svc->init(); |
//svc->init(); bug 1394 |
while(!svc->terminated()) | while(!svc->terminated()) |
{ | { |
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#if defined(PEGASUS_PLATFORM_DARWIN_PPC_GNU) |
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pthread_testcancel(); |
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#endif |
svc->runForever(); | svc->runForever(); |
} | } |
delete svc; |
} catch (...) |
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{ |
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Tracer::trace(TRC_SERVER, Tracer::LEVEL2, |
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"Unknown exception thrown in _listener_routine."); |
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} |
return 0; | return 0; |
} | } |
static struct timeval create_time = {0, 1}; |
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static struct timeval destroy_time = {15, 0}; |
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static struct timeval deadlock_time = {0, 0}; |
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///////////////////////////////////////////////////////////////////////////// | ///////////////////////////////////////////////////////////////////////////// |
// CIMListenerRep | // CIMListenerRep |
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Boolean removeConsumer(CIMIndicationConsumer* consumer); | Boolean removeConsumer(CIMIndicationConsumer* consumer); |
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private: | private: |
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Boolean waitForPendingRequests(Uint32 shutdownTimeout); |
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Uint32 _portNumber; | Uint32 _portNumber; |
SSLContext* _sslContext; | SSLContext* _sslContext; |
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CIMListenerIndicationDispatcher* _dispatcher; | CIMListenerIndicationDispatcher* _dispatcher; |
ThreadPool* _thread_pool; | ThreadPool* _thread_pool; |
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CIMListenerService* _svc; |
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Semaphore *_listener_sem; |
}; | }; |
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CIMListenerRep::CIMListenerRep(Uint32 portNumber, SSLContext* sslContext) | CIMListenerRep::CIMListenerRep(Uint32 portNumber, SSLContext* sslContext) |
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,_sslContext(sslContext) | ,_sslContext(sslContext) |
,_dispatcher(new CIMListenerIndicationDispatcher()) | ,_dispatcher(new CIMListenerIndicationDispatcher()) |
,_thread_pool(NULL) | ,_thread_pool(NULL) |
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,_svc(NULL) |
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,_listener_sem(NULL) |
{ | { |
} | } |
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CIMListenerRep::~CIMListenerRep() | CIMListenerRep::~CIMListenerRep() |
{ | { |
// if port is alive, clean up the port | // if port is alive, clean up the port |
if(_sslContext!=NULL) |
if (_thread_pool != 0) |
delete _sslContext; |
{ |
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// Block incoming export requests and unbind the port |
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_svc->stopClientConnection(); |
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if(_dispatcher!=NULL) |
// Wait until pending export requests in the server are done. |
delete _dispatcher; |
waitForPendingRequests(10); |
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if(_thread_pool!=NULL) |
// Shutdown the CIMListenerService |
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_svc->shutdown(); |
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} |
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delete _sslContext; |
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delete _dispatcher; |
delete _thread_pool; | delete _thread_pool; |
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delete _listener_sem; |
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// don't delete _svc, this is deleted by _listener_routine |
} | } |
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Uint32 CIMListenerRep::getPortNumber() const | Uint32 CIMListenerRep::getPortNumber() const |
{ | { |
return _portNumber; |
Uint32 portNumber; |
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if ( _svc == 0 ) |
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{ |
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portNumber = _portNumber; |
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} |
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else portNumber = _svc->getPortNumber(); |
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return portNumber; |
} | } |
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SSLContext* CIMListenerRep::getSSLContext() const | SSLContext* CIMListenerRep::getSSLContext() const |
{ | { |
return _sslContext; | return _sslContext; |
} | } |
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void CIMListenerRep::setSSLContext(SSLContext* sslContext) | void CIMListenerRep::setSSLContext(SSLContext* sslContext) |
{ | { |
if(_sslContext!=NULL) |
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delete _sslContext; | delete _sslContext; |
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_sslContext = sslContext; | _sslContext = sslContext; |
} | } |
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void CIMListenerRep::start() | void CIMListenerRep::start() |
{ | { |
// spawn a thread to do this | // spawn a thread to do this |
if(_thread_pool==NULL) |
if(_thread_pool==0) |
{ | { |
_thread_pool = new ThreadPool(0, "Listener", 0, 1, |
AutoPtr<CIMListenerService> svc(new CIMListenerService(_portNumber,_sslContext)); |
create_time, destroy_time, deadlock_time); |
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CIMListenerService* svc = new CIMListenerService(_portNumber,_sslContext); |
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svc->setIndicationDispatcher(_dispatcher); | svc->setIndicationDispatcher(_dispatcher); |
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svc->init(); |
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_thread_pool->allocate_and_awaken(svc,CIMListenerService::_listener_routine); |
struct timeval deallocateWait = {15, 0}; |
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AutoPtr<ThreadPool> threadPool(new ThreadPool(0, "Listener", 0, 1, deallocateWait)); |
Logger::put(Logger::STANDARD_LOG,System::CIMLISTENER, |
AutoPtr<Semaphore> sem(new Semaphore(0)); |
Logger::INFORMATION, |
threadPool->allocate_and_awaken(svc.get(), CIMListenerService::_listener_routine, sem.get()); |
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Logger::put(Logger::STANDARD_LOG,System::CIMLISTENER, Logger::INFORMATION, |
"CIMListener started"); | "CIMListener started"); |
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PEGASUS_STD(cerr) << "CIMlistener started" << PEGASUS_STD(endl); | PEGASUS_STD(cerr) << "CIMlistener started" << PEGASUS_STD(endl); |
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_svc = svc.release(); |
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_thread_pool = threadPool.release(); |
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_listener_sem = sem.release(); |
} | } |
} | } |
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void CIMListenerRep::stop() | void CIMListenerRep::stop() |
{ | { |
if(_thread_pool!=NULL) | if(_thread_pool!=NULL) |
{ // stop the thread |
{ |
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// |
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// Graceful shutdown of the listener service |
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// |
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// Block incoming export requests and unbind the port |
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_svc->stopClientConnection(); |
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// Wait until pending export requests in the server are done. |
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waitForPendingRequests(10); |
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// Shutdown the CIMListenerService |
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_svc->shutdown(); |
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// Wait for the _listener_routine thread to exit. |
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// The thread could be delivering an export, so give it 3sec. |
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// Note that _listener_routine deletes the CIMListenerService, |
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// so no need to delete _svc. |
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try |
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{ |
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_listener_sem->time_wait(3000); |
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} |
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catch (const TimeOut &) |
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{ |
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// No need to do anything, the thread pool will be deleted below |
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// to cancel the _listener_routine thread if it is still running. |
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} |
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delete _listener_sem; |
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_listener_sem = NULL; |
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// Delete the thread pool. This cancels the listener thread if it is still |
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// running. |
delete _thread_pool; | delete _thread_pool; |
_thread_pool = NULL; | _thread_pool = NULL; |
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return _dispatcher->removeConsumer(consumer); | return _dispatcher->removeConsumer(consumer); |
} | } |
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Boolean CIMListenerRep::waitForPendingRequests(Uint32 shutdownTimeout) |
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{ |
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// Wait for 10 sec max |
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Uint32 reqCount; |
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Uint32 countDown = shutdownTimeout * 10; |
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for (; countDown > 0; countDown--) |
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{ |
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reqCount = _svc->getOutstandingRequestCount(); |
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if (reqCount > 0) |
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pegasus_sleep(100); |
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else |
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return true; |
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} |
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return false; |
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} |
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///////////////////////////////////////////////////////////////////////////// | ///////////////////////////////////////////////////////////////////////////// |
// CIMListener | // CIMListener |
///////////////////////////////////////////////////////////////////////////// | ///////////////////////////////////////////////////////////////////////////// |
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static_cast<CIMListenerRep*>(_rep)->stop(); | static_cast<CIMListenerRep*>(_rep)->stop(); |
} | } |
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Boolean CIMListener::isAlive() |
Boolean CIMListener::isAlive() const |
{ | { |
return static_cast<CIMListenerRep*>(_rep)->isAlive(); | return static_cast<CIMListenerRep*>(_rep)->isAlive(); |
} | } |