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File: [Pegasus] / pegasus / src / Pegasus / ExportClient / CIMExportClient.cpp
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Revision: 1.43, Wed Aug 9 20:12:57 2006 UTC (17 years, 10 months ago) by mike Branch: MAIN CVS Tags: TASK-TASK-BUG4011_WinLocalConnect-branch-New-root, TASK-TASK-BUG4011_WinLocalConnect-branch-New-merged_out_to_branch, TASK-TASK-BUG4011_WinLocalConnect-branch-New-merged_out_from_trunk, TASK-TASK-BUG4011_WinLocalConnect-branch-New-merged_in_to_trunk, TASK-TASK-BUG4011_WinLocalConnect-branch-New-merged_in_from_branch, TASK-TASK-BUG4011_WinLocalConnect-branch-New-branch, TASK-PEP268_SSLClientCertificatePropagation-root, TASK-PEP268_SSLClientCertificatePropagation-merged_out_to_branch, TASK-PEP268_SSLClientCertificatePropagation-merged_out_from_trunk, TASK-PEP268_SSLClientCertificatePropagation-merged_in_to_trunk, TASK-PEP268_SSLClientCertificatePropagation-merged_in_from_branch, TASK-PEP268_SSLClientCertificatePropagation-branch, TASK-PEP267_SLPReregistrationSupport-root, TASK-PEP267_SLPReregistrationSupport-merging_out_to_branch, TASK-PEP267_SLPReregistrationSupport-merging_out_from_trunk, TASK-PEP267_SLPReregistrationSupport-merged_out_to_branch, TASK-PEP267_SLPReregistrationSupport-merged_out_from_trunk, TASK-PEP267_SLPReregistrationSupport-merged_in_to_trunk, TASK-PEP267_SLPReregistrationSupport-merged_in_from_branch, TASK-PEP267_SLPReregistrationSupport-branch, TASK-Bugs5690_3913_RemoteCMPI-root, TASK-Bugs5690_3913_RemoteCMPI-merged_out_to_branch, TASK-Bugs5690_3913_RemoteCMPI-merged_out_from_trunk, TASK-Bugs5690_3913_RemoteCMPI-merged_in_to_trunk, TASK-Bugs5690_3913_RemoteCMPI-merged_in_from_branch, TASK-Bugs5690_3913_RemoteCMPI-branch, TASK-Bug2102_RCMPIWindows-root, TASK-Bug2102_RCMPIWindows-merged_out_to_branch, TASK-Bug2102_RCMPIWindows-merged_out_from_trunk, TASK-Bug2102_RCMPIWindows-merged_in_to_trunk, TASK-Bug2102_RCMPIWindows-merged_in_from_branch, TASK-Bug2102_RCMPIWindows-branch, TASK-Bug2021_RemoteCMPIonWindows-root, TASK-Bug2021_RemoteCMPIonWindows-merged_out_to_branch, TASK-Bug2021_RemoteCMPIonWindows-merged_out_from_trunk, TASK-Bug2021_RemoteCMPIonWindows-merged_in_to_trunk, TASK-Bug2021_RemoteCMPIonWindows-merged_in_from_branch, TASK-Bug2021_RemoteCMPIonWindows-branch, TASK-Bug2021_RCMPIonWindows-root, TASK-Bug2021_RCMPIonWindows-merged_out_to_branch, TASK-Bug2021_RCMPIonWindows-merged_out_from_trunk, TASK-Bug2021_RCMPIonWindows-merged_in_to_trunk, TASK-Bug2021_RCMPIonWindows-merged_in_from_branch, TASK-Bug2021_RCMPIonWindows-branch, TASK-BUG4011_WinLocalConnect-branch-New, RELEASE_2_6_0-RC1, RELEASE_2_6_0-FC, RELEASE_2_6_0, RELEASE_2_6-root, PEP286_PRIVILEGE_SEPARATION_ROOT, PEP286_PRIVILEGE_SEPARATION_CODE_FREEZE, PEP286_PRIVILEGE_SEPARATION_BRANCH, PEP286_PRIVILEGE_SEPARATION_1 Branch point for: RELEASE_2_6-branch Changes since 1.42: +1 -1 lines BUG#: 5314 TITLE: IPC Refactoring DESCRIPTION: This patch cleans up the IPC related classes. It (1) reorganizes related classes into their own headers, (2) makes the mutex class recursive to eliminate recursive lock exclusion logic, (3) reimplements condition variables, renames dozens of global functions. |
//%2006//////////////////////////////////////////////////////////////////////// // // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.; // IBM Corp.; EMC Corporation, The Open Group. // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.; // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.; // EMC Corporation; VERITAS Software Corporation; The Open Group. // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.; // EMC Corporation; Symantec Corporation; The Open Group. // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // //============================================================================== // // Author: Mike Brasher (mbrasher@bmc.com) // // Modified By: Nitin Upasani, Hewlett-Packard Company (Nitin_Upasani@hp.com) // Nag Boranna, Hewlett-Packard Company (nagaraja_boranna@hp.com) // Carol Ann Krug Graves, Hewlett-Packard Company // (carolann_graves@hp.com) // Yi Zhou, Hewlett-Packard Company (yi_zhou@hp.com) // Dan Gorey (djgorey@us.ibm.com) // Seema Gupta (gseema@in.ibm.com) for PEP135 // Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com) // Josephine Eskaline Joyce, IBM (jojustin@in.ibm.com) for PEP#101 // John Alex, IBM (johnalex@us.ibm.com) - Bug#2290 // //%///////////////////////////////////////////////////////////////////////////// #include <Pegasus/Common/Config.h> #include <Pegasus/Common/Constants.h> #include <Pegasus/Common/HTTPConnection.h> #include <Pegasus/Common/XmlWriter.h> #include <Pegasus/Common/TimeValue.h> #include <Pegasus/Common/Exception.h> #include <Pegasus/Common/PegasusVersion.h> #include "CIMExportRequestEncoder.h" #include "CIMExportResponseDecoder.h" #include "CIMExportClient.h" // l10n #include <Pegasus/Common/MessageLoader.h> #include <iostream> PEGASUS_USING_STD; PEGASUS_NAMESPACE_BEGIN CIMExportClient::CIMExportClient( Monitor* monitor, HTTPConnector* httpConnector, Uint32 timeoutMilliseconds) : MessageQueue(PEGASUS_QUEUENAME_EXPORTCLIENT), _monitor(monitor), _httpConnector(httpConnector), _httpConnection(0), _timeoutMilliseconds(timeoutMilliseconds), _connected(false), _responseDecoder(0), _requestEncoder(0) { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::CIMExportClient()"); PEG_METHOD_EXIT(); } CIMExportClient::~CIMExportClient() { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::~CIMExportClient()"); disconnect(); PEG_METHOD_EXIT(); } void CIMExportClient::_connect() { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::_connect()"); // Create response decoder: _responseDecoder = new CIMExportResponseDecoder( this, _requestEncoder, &_authenticator); // Attempt to establish a connection: try { _httpConnection = _httpConnector->connect(_connectHost, _connectPortNumber, _connectSSLContext.get(), _responseDecoder); } catch (...) { // Some possible exceptions are CannotCreateSocketException, // CannotConnectException, and InvalidLocatorException delete _responseDecoder; PEG_METHOD_EXIT(); throw; } // Create request encoder: String connectHost = _connectHost; if (connectHost.size()) { char portStr[32]; sprintf(portStr, ":%u", _connectPortNumber); connectHost.append(portStr); } _requestEncoder = new CIMExportRequestEncoder( _httpConnection, connectHost, &_authenticator); _responseDecoder->setEncoderQueue(_requestEncoder); _connected = true; _httpConnection->setSocketWriteTimeout(_timeoutMilliseconds/1000+1); PEG_METHOD_EXIT(); } void CIMExportClient::_disconnect() { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::_disconnect()"); if (_connected) { // // destroy response decoder // delete _responseDecoder; _responseDecoder = 0; // // Close the connection // if (_httpConnector) { _httpConnector->disconnect(_httpConnection); _httpConnection = 0; } // // destroy request encoder // delete _requestEncoder; _requestEncoder = 0; _connected = false; } PEG_METHOD_EXIT(); } void CIMExportClient::_reconnect() { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::_reconnect()"); _disconnect(); _authenticator.setRequestMessage(0); _connect(); PEG_METHOD_EXIT(); } void CIMExportClient::connect( const String& host, const Uint32 portNumber) { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::connect()"); // If already connected, bail out! if (_connected) { PEG_METHOD_EXIT(); throw AlreadyConnectedException(); } // // If the host is empty, set hostName to "localhost" // String hostName = host; if (host == String::EMPTY) { hostName = "localhost"; } // // Set authentication information // _authenticator.clear(); _connectSSLContext.reset(0); _connectHost = hostName; _connectPortNumber = portNumber; _connect(); PEG_METHOD_EXIT(); } void CIMExportClient::connect( const String& host, const Uint32 portNumber, const SSLContext& sslContext) { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::connect()"); // If already connected, bail out! if (_connected) { PEG_METHOD_EXIT(); throw AlreadyConnectedException(); } // // If the host is empty, set hostName to "localhost" // String hostName = host; if (host == String::EMPTY) { hostName = "localhost"; } // // Set authentication information // _authenticator.clear(); _connectSSLContext.reset(new SSLContext(sslContext)); _connectHost = hostName; _connectPortNumber = portNumber; try { _connect(); } catch (...) { _connectSSLContext.reset(); PEG_METHOD_EXIT(); throw; } PEG_METHOD_EXIT(); } void CIMExportClient::disconnect() { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::disconnect()"); _disconnect(); _authenticator.clear(); _connectSSLContext.reset(); PEG_METHOD_EXIT(); } void CIMExportClient::exportIndication( const String& url, const CIMInstance& instanceName, const ContentLanguageList& contentLanguages) { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::exportIndication()"); try { // encode request // l10n CIMRequestMessage* request = new CIMExportIndicationRequestMessage( String::EMPTY, url, instanceName, QueueIdStack(), String::EMPTY, String::EMPTY); request->operationContext.set (ContentLanguageListContainer(contentLanguages)); Message* message = _doRequest(request, CIM_EXPORT_INDICATION_RESPONSE_MESSAGE); CIMExportIndicationResponseMessage* response = (CIMExportIndicationResponseMessage*)message; AutoPtr<CIMExportIndicationResponseMessage> ap(response); } catch (const Exception & e) { PEG_TRACE_STRING (TRC_DISCARDED_DATA, Tracer::LEVEL4, "Failed to export indication: " + e.getMessage ()); throw; } catch (...) { PEG_TRACE_STRING (TRC_DISCARDED_DATA, Tracer::LEVEL4, "Failed to export indication"); throw; } PEG_METHOD_EXIT(); } Message* CIMExportClient::_doRequest( CIMRequestMessage * request, const Uint32 expectedResponseMessageType ) { PEG_METHOD_ENTER (TRC_EXPORT_CLIENT, "CIMExportClient::_doRequest()"); if (!_connected) { delete request; PEG_METHOD_EXIT(); throw NotConnectedException(); } String messageId = XmlWriter::getNextMessageId(); const_cast<String &>(request->messageId) = messageId; _authenticator.setRequestMessage(0); // ATTN-RK-P2-20020416: We should probably clear out the queue first. PEGASUS_ASSERT(getCount() == 0); // Shouldn't be any messages in our queue // // Set HTTP method in request to POST // request->setHttpMethod (HTTP_METHOD__POST); _requestEncoder->enqueue(request); Uint64 startMilliseconds = TimeValue::getCurrentTime().toMilliseconds(); Uint64 nowMilliseconds = startMilliseconds; Uint64 stopMilliseconds = nowMilliseconds + _timeoutMilliseconds; while (nowMilliseconds < stopMilliseconds) { // // Wait until the timeout expires or an event occurs: // _monitor->run(Uint32(stopMilliseconds - nowMilliseconds)); // // Check to see if incoming queue has a message // Message* response = dequeue(); if (response) { // Shouldn't be any more messages in our queue PEGASUS_ASSERT(getCount() == 0); // // Future: If M-POST is used and HTTP response is 501 Not // Implemented or 510 Not Extended, retry with POST method // // // Reconnect to reset the connection // if Server response contained a Connection: Close Header // if (response->getCloseConnect() == true){ _reconnect(); response->setCloseConnect(false); } if (response->getType() == CLIENT_EXCEPTION_MESSAGE) { Exception* clientException = ((ClientExceptionMessage*)response)->clientException; delete response; PEG_TRACE_STRING(TRC_EXPORT_CLIENT, Tracer::LEVEL4, "Client Exception Message received."); AutoPtr<Exception> d(clientException); // // Determine and throw the specific class of client exception // CIMClientMalformedHTTPException* malformedHTTPException = dynamic_cast<CIMClientMalformedHTTPException*>( clientException); if (malformedHTTPException) { PEG_METHOD_EXIT(); throw *malformedHTTPException; } CIMClientHTTPErrorException* httpErrorException = dynamic_cast<CIMClientHTTPErrorException*>( clientException); if (httpErrorException) { PEG_METHOD_EXIT(); throw *httpErrorException; } CIMClientXmlException* xmlException = dynamic_cast<CIMClientXmlException*>(clientException); if (xmlException) { PEG_METHOD_EXIT(); throw *xmlException; } CIMClientResponseException* responseException = dynamic_cast<CIMClientResponseException*>(clientException); if (responseException) { PEG_METHOD_EXIT(); throw *responseException; } PEG_METHOD_EXIT(); throw *clientException; } else if (response->getType() == expectedResponseMessageType) { PEG_TRACE_STRING(TRC_EXPORT_CLIENT, Tracer::LEVEL4, "Received expected indication response message."); CIMResponseMessage* cimResponse = (CIMResponseMessage*)response; if (cimResponse->messageId != messageId) { // l10n // CIMClientResponseException responseException( // String("Mismatched response message ID: Got \"") + // cimResponse->messageId + "\", expected \"" + // messageId + "\"."); MessageLoaderParms mlParms("ExportClient.CIMExportClient.MISMATCHED_RESPONSE_ID", "Mismatched response message ID: Got \"$0\", expected \"$1\".", cimResponse->messageId, messageId); String mlString(MessageLoader::getMessage(mlParms)); CIMClientResponseException responseException(mlString); delete response; PEG_METHOD_EXIT(); throw responseException; } if (cimResponse->cimException.getCode() != CIM_ERR_SUCCESS) { PEG_TRACE_STRING(TRC_EXPORT_CLIENT, Tracer::LEVEL4, "Received indication failure message."); CIMException cimException( cimResponse->cimException.getCode(), cimResponse->cimException.getMessage()); delete response; PEG_METHOD_EXIT(); throw cimException; } PEG_METHOD_EXIT(); return response; } else if (dynamic_cast<CIMRequestMessage*>(response) != 0) { // Respond to an authentication challenge _requestEncoder->enqueue(response); nowMilliseconds = TimeValue::getCurrentTime().toMilliseconds(); stopMilliseconds = nowMilliseconds + _timeoutMilliseconds; continue; } else { // l10n // CIMClientResponseException responseException( // "Mismatched response message type."); MessageLoaderParms mlParms("ExportClient.CIMExportClient.MISMATCHED_RESPONSE", "Mismatched response message type."); String mlString(MessageLoader::getMessage(mlParms)); CIMClientResponseException responseException(mlString); delete response; PEG_TRACE_STRING(TRC_EXPORT_CLIENT, Tracer::LEVEL4, mlString); PEG_METHOD_EXIT(); throw responseException; } } nowMilliseconds = TimeValue::getCurrentTime().toMilliseconds(); Threads::yield(); } // // Reconnect to reset the connection (disregard late response) // try { PEG_TRACE_STRING(TRC_EXPORT_CLIENT, Tracer::LEVEL4, "Doing a _reconnect()..."); _reconnect(); } catch (...) { } PEG_TRACE_STRING(TRC_EXPORT_CLIENT, Tracer::LEVEL4, "Connection to the listener timed out."); PEG_METHOD_EXIT(); // // Throw timed out exception: // throw ConnectionTimeoutException(); } PEGASUS_NAMESPACE_END
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