Mercurial > hg > orthanc
view OrthancFramework/Sources/DicomNetworking/TimeoutDicomConnectionManager.cpp @ 4792:434843934307 storage-cache
Added a StorageCache in the StorageAccessor
author | Alain Mazy <am@osimis.io> |
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date | Thu, 30 Sep 2021 12:14:19 +0200 |
parents | d9473bd5ed43 |
children | 7053502fbf97 |
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/** * Orthanc - A Lightweight, RESTful DICOM Store * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2021 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/>. **/ #include "../PrecompiledHeaders.h" #include "TimeoutDicomConnectionManager.h" #include "../Logging.h" #include "../OrthancException.h" namespace Orthanc { static boost::posix_time::ptime GetNow() { return boost::posix_time::microsec_clock::universal_time(); } TimeoutDicomConnectionManager::Lock::Lock(TimeoutDicomConnectionManager& that, const std::string& localAet, const RemoteModalityParameters& remote) : that_(that), lock_(that_.mutex_) { // Calling "Touch()" will be done by the "~Lock()" destructor that_.OpenInternal(localAet, remote); } TimeoutDicomConnectionManager::Lock::~Lock() { that_.TouchInternal(); } DicomStoreUserConnection& TimeoutDicomConnectionManager::Lock::GetConnection() { if (that_.connection_.get() == NULL) { // The allocation should have been done by "that_.Open()" in the constructor throw OrthancException(ErrorCode_InternalError); } else { return *that_.connection_; } } // Mutex must be locked void TimeoutDicomConnectionManager::TouchInternal() { lastUse_ = GetNow(); } // Mutex must be locked void TimeoutDicomConnectionManager::OpenInternal(const std::string& localAet, const RemoteModalityParameters& remote) { DicomAssociationParameters other(localAet, remote); if (connection_.get() == NULL || !connection_->GetParameters().IsEqual(other)) { connection_.reset(new DicomStoreUserConnection(other)); } } // Mutex must be locked void TimeoutDicomConnectionManager::CloseInternal() { if (connection_.get() != NULL) { CLOG(INFO, DICOM) << "Closing inactive DICOM association with modality: " << connection_->GetParameters().GetRemoteModality().GetApplicationEntityTitle(); connection_.reset(NULL); } } void TimeoutDicomConnectionManager::SetInactivityTimeout(unsigned int milliseconds) { boost::mutex::scoped_lock lock(mutex_); timeout_ = boost::posix_time::milliseconds(milliseconds); CloseInternal(); } unsigned int TimeoutDicomConnectionManager::GetInactivityTimeout() { boost::mutex::scoped_lock lock(mutex_); return static_cast<unsigned int>(timeout_.total_milliseconds()); } void TimeoutDicomConnectionManager::CloseIfInactive() { boost::mutex::scoped_lock lock(mutex_); if (connection_.get() != NULL && (GetNow() - lastUse_) >= timeout_) { CloseInternal(); } } }