mirror of
https://github.com/eclipse-openvehicle-api/openvehicle-api.git
synced 2026-07-02 05:35:11 +00:00
216
sdv_services/ipc_connect/client.cpp
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216
sdv_services/ipc_connect/client.cpp
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#include "client.h"
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#include <support/toml.h>
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#include <interfaces/com.h>
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#include <interfaces/ipc.h>
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#include <support/pssup.h>
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#include <interfaces/app.h>
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CRepositoryProxy::CRepositoryProxy(CClient& rClient, sdv::com::TConnectionID tConnection,
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sdv::IInterfaceAccess* pRepositoryProxy) :
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m_rClient(rClient), m_tConnection(tConnection), m_ptrRepositoryProxy(pRepositoryProxy)
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{}
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void CRepositoryProxy::DestroyObject()
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{
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// Call the client to disconnect the connection and destroy the object.
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m_rClient.Disconnect(m_tConnection);
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}
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void CClient::Initialize(const sdv::u8string& /*ssObjectConfig*/)
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{
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m_eObjectStatus = sdv::EObjectStatus::initialized;
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}
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sdv::EObjectStatus CClient::GetStatus() const
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{
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return m_eObjectStatus;
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}
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void CClient::SetOperationMode(sdv::EOperationMode eMode)
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{
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switch (eMode)
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{
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case sdv::EOperationMode::configuring:
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if (m_eObjectStatus == sdv::EObjectStatus::running || m_eObjectStatus == sdv::EObjectStatus::initialized)
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m_eObjectStatus = sdv::EObjectStatus::configuring;
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break;
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case sdv::EOperationMode::running:
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if (m_eObjectStatus == sdv::EObjectStatus::configuring || m_eObjectStatus == sdv::EObjectStatus::initialized)
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m_eObjectStatus = sdv::EObjectStatus::running;
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break;
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default:
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break;
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}
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}
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void CClient::Shutdown()
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{
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m_eObjectStatus = sdv::EObjectStatus::shutdown_in_progress;
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sdv::com::IConnectionControl* pConnectionControl = sdv::core::GetObject<sdv::com::IConnectionControl>("CommunicationControl");
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if (!pConnectionControl)
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SDV_LOG_ERROR("Failed to get communication control!");
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// Disconnect from all repositories
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std::unique_lock<std::mutex> lock(m_mtxRepositoryProxies);
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auto mapRepositoryProxiesCopy = std::move(m_mapRepositoryProxies);
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lock.unlock();
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if (pConnectionControl)
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{
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for (const auto& rvtRepository : mapRepositoryProxiesCopy)
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pConnectionControl->RemoveConnection(rvtRepository.first);
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}
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m_eObjectStatus = sdv::EObjectStatus::destruction_pending;
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}
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sdv::IInterfaceAccess* CClient::Connect(const sdv::u8string& ssConnectString)
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{
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const sdv::app::IAppContext* pContext = sdv::core::GetCore<sdv::app::IAppContext>();
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if (!pContext)
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{
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SDV_LOG_ERROR("Failed to get application context!");
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return nullptr;
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}
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sdv::com::IConnectionControl* pConnectionControl = sdv::core::GetObject<sdv::com::IConnectionControl>("CommunicationControl");
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if (!pConnectionControl)
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{
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SDV_LOG_ERROR("Failed to get communication control!");
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return nullptr;
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}
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sdv::ipc::IChannelAccess* pChannelAccess = nullptr;
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std::string ssConfig;
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try
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{
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// Determine whether the service is running as server or as client.
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sdv::toml::CTOMLParser config(ssConnectString);
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std::string ssType = config.GetDirect("Client.Type").GetValue();
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if (ssType.empty()) ssType = "Local";
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if (ssType == "Local")
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{
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uint32_t uiInstanceID = config.GetDirect("Client.Instance").GetValue();
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pChannelAccess = sdv::core::GetObject<sdv::ipc::IChannelAccess>("LocalChannelControl");
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if (!pChannelAccess)
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{
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SDV_LOG_ERROR("No local channel control or channel control not configured as client!");
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return nullptr;
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}
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ssConfig = std::string(R"code([IpcChannel]
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Name = "LISTENER_)code") + std::to_string(uiInstanceID ? uiInstanceID : pContext->GetInstanceID()) + R"code("
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)code";
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}
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else if (ssType == "Remote")
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{
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std::string ssInterface = config.GetDirect("Client.Interface").GetValue();
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uint32_t uiPort = config.GetDirect("Client.Interface").GetValue();
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if (ssInterface.empty() || !uiPort)
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{
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SDV_LOG_ERROR("Missing interface or port number to initialize a remote client!");
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return nullptr;
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}
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pChannelAccess = sdv::core::GetObject<sdv::ipc::IChannelAccess>("RemoteChannelControl");
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if (!pChannelAccess)
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{
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SDV_LOG_ERROR("No remote channel control or channel control not configured as client!");
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return nullptr;
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}
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ssConfig = R"code([IpcChannel]
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Interface = ")code" + ssInterface + R"code(
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Port = ")code" + std::to_string(uiPort) + R"code(
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)code";
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}
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else
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{
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SDV_LOG_ERROR("Invalid or missing listener configuration for listener service!");
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m_eObjectStatus = sdv::EObjectStatus::initialization_failure;
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return nullptr;
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}
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}
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catch (const sdv::toml::XTOMLParseException& rexcept)
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{
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SDV_LOG_ERROR("Invalid service configuration for listener service: ", rexcept.what(), "!");
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m_eObjectStatus = sdv::EObjectStatus::initialization_failure;
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return nullptr;
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}
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// First access the listener channel. This allows us to access the channel creation interface.
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// TODO: Use named mutex to prevent multiple connections at the same time.
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// Connect to the channel.
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sdv::TObjectPtr ptrListenerEndpoint = pChannelAccess->Access(ssConfig);
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// Assign the endpoint to the communication service.
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sdv::IInterfaceAccess* pListenerProxy = nullptr;
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sdv::com::TConnectionID tListenerConnection = pConnectionControl->AssignClientEndpoint(ptrListenerEndpoint, 5000,
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pListenerProxy);
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ptrListenerEndpoint.Clear(); // Lifetime has been taken over by communication control.
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if (!tListenerConnection || !pListenerProxy)
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{
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SDV_LOG_ERROR("Could not assign the client endpoint!");
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if (tListenerConnection != sdv::com::TConnectionID{}) pConnectionControl->RemoveConnection(tListenerConnection);
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return nullptr;
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}
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sdv::TInterfaceAccessPtr ptrListenerProxy(pListenerProxy);
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// Request for a private channel
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sdv::com::IRequestChannel* pRequestChannel = ptrListenerProxy.GetInterface<sdv::com::IRequestChannel>();
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if (!pRequestChannel)
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{
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SDV_LOG_ERROR("Could not get the channel creation interface!");
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if (tListenerConnection != sdv::com::TConnectionID{}) pConnectionControl->RemoveConnection(tListenerConnection);
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return nullptr;
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}
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sdv::u8string ssConnectionString = pRequestChannel->RequestChannel("");
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// Disconnect from the listener
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if (tListenerConnection != sdv::com::TConnectionID{}) pConnectionControl->RemoveConnection(tListenerConnection);
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if (ssConnectionString.empty())
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{
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SDV_LOG_ERROR("Could not get the private channel connection information!");
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return nullptr;
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}
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// TODO: Use named mutex to prevent multiple connections at the same time.
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// Connect to the privatechannel.
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sdv::TObjectPtr ptrPrivateEndpoint = pChannelAccess->Access(ssConnectionString);
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// Get and return the proxy
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sdv::IInterfaceAccess* pPrivateProxy = nullptr;
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sdv::com::TConnectionID tPrivateConnection = pConnectionControl->AssignClientEndpoint(ptrPrivateEndpoint, 5000, pPrivateProxy);
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ptrPrivateEndpoint.Clear(); // Lifetime has been taken over by communication control.
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if (!tPrivateConnection || !pPrivateProxy)
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{
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SDV_LOG_ERROR("Could not assign the client endpoint to the private channel!");
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if (tPrivateConnection != sdv::com::TConnectionID{}) pConnectionControl->RemoveConnection(tPrivateConnection);
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return nullptr;
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}
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// Create a remote repository object
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std::unique_lock<std::mutex> lock(m_mtxRepositoryProxies);
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m_mapRepositoryProxies.try_emplace(tPrivateConnection, *this, tPrivateConnection, pPrivateProxy);
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return pPrivateProxy;
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}
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void CClient::Disconnect(sdv::com::TConnectionID tConnectionID)
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{
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// Find the connection, disconnect and remove the connection from the repository list.
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std::unique_lock<std::mutex> lock(m_mtxRepositoryProxies);
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auto itRepository = m_mapRepositoryProxies.find(tConnectionID);
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if (itRepository == m_mapRepositoryProxies.end()) return;
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// Disconnect
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sdv::com::IConnectionControl* pConnectionControl = sdv::core::GetObject<sdv::com::IConnectionControl>("CommunicationControl");
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if (!pConnectionControl)
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SDV_LOG_ERROR("Failed to get communication control!");
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else
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pConnectionControl->RemoveConnection(itRepository->first);
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// Remove entry
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m_mapRepositoryProxies.erase(itRepository);
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}
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