protected IResourceInformationService TryGetResourceInformationService(RootDescriptor rootDescriptor) { DeviceConnection connection; using (_networkTracker.SharedControlPointData.Lock.EnterRead()) { object service; if (rootDescriptor.SSDPRootEntry.ClientProperties.TryGetValue(KEY_RESOURCE_INFORMATION_SERVICE, out service)) { return(service as IResourceInformationService); } } DeviceDescriptor rootDevice = DeviceDescriptor.CreateRootDeviceDescriptor(rootDescriptor); DeviceDescriptor frontendServerDevice = rootDevice.FindFirstDevice( UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE_VERSION) ?? rootDevice.FindFirstDevice(UPnPTypesAndIds.FRONTEND_SERVER_DEVICE_TYPE, UPnPTypesAndIds.FRONTEND_SERVER_DEVICE_TYPE_VERSION); if (frontendServerDevice == null) { return(null); } string deviceUuid = frontendServerDevice.DeviceUUID; try { connection = _controlPoint.Connect(rootDescriptor, deviceUuid, UPnPExtendedDataTypes.ResolveDataType); } catch (Exception e) { ServiceRegistration.Get <ILogger>().Warn("Error connecting to UPnP MP2 device '{0}'", e, deviceUuid); return(null); } try { CpService rasStub = connection.Device.FindServiceByServiceId(UPnPTypesAndIds.RESOURCE_INFORMATION_SERVICE_ID); if (rasStub == null) { throw new InvalidDataException("ResourceAccess service not found in device '{0}'", deviceUuid); } IResourceInformationService ris = new UPnPResourceInformationServiceProxy(rasStub); using (_networkTracker.SharedControlPointData.Lock.EnterWrite()) rootDescriptor.SSDPRootEntry.ClientProperties[KEY_RESOURCE_INFORMATION_SERVICE] = ris; return(ris); } catch (Exception e) { ServiceRegistration.Get <ILogger>().Warn("Error connecting to services of UPnP MP2 device '{0}'", e, deviceUuid); _controlPoint.Disconnect(deviceUuid); return(null); } }
public static ServerDescriptor GetMPBackendServerDescriptor(RootDescriptor uPnPRootDescriptor) { DeviceDescriptor rootDescriptor = DeviceDescriptor.CreateRootDeviceDescriptor(uPnPRootDescriptor); if (rootDescriptor == null) { return(null); } DeviceDescriptor serverDeviceDescriptor = rootDescriptor.FindFirstDevice( UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE_VERSION); return(serverDeviceDescriptor == null ? null : new ServerDescriptor(serverDeviceDescriptor)); }
protected void TryConnect(RootDescriptor rootDescriptor) { DeviceConnection connection; string deviceUuid; lock (_networkTracker.SharedControlPointData.SyncObj) { if (_connection != null) { return; } DeviceDescriptor rootDeviceDescriptor = DeviceDescriptor.CreateRootDeviceDescriptor(rootDescriptor); DeviceDescriptor backendServerDescriptor = rootDeviceDescriptor.FindFirstDevice( UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE_VERSION); if (backendServerDescriptor == null) { return; } deviceUuid = backendServerDescriptor.DeviceUUID; string friendlyName = backendServerDescriptor.FriendlyName; SystemName system = new SystemName(new Uri(rootDescriptor.SSDPRootEntry.PreferredLink.DescriptionLocation).Host); if (deviceUuid == _homeServerSystemId) { ServiceRegistration.Get <ILogger>().Debug("UPnPClientControlPoint: Found MP2 home server '{0}' (system ID '{1}') at host '{2}' (IP address: '{3}')", friendlyName, deviceUuid, system.HostName, system.Address); } else { ServiceRegistration.Get <ILogger>().Debug("UPnPClientControlPoint: Found foreign MP2 server '{0}' (system ID '{1}') at host '{2}' (IP address: '{3}')", friendlyName, deviceUuid, system.HostName, system.Address); return; } try { connection = _connection = _controlPoint.Connect(rootDescriptor, deviceUuid, UPnPExtendedDataTypes.ResolveDataType); } catch (Exception e) { ServiceRegistration.Get <ILogger>().Warn("UPnPClientControlPoint: Error connecting to UPnP MP2 backend server '{0}'", e, deviceUuid); return; } } connection.DeviceDisconnected += OnUPnPDeviceDisconnected; try { CpService cdsStub = connection.Device.FindServiceByServiceId(UPnPTypesAndIds.CONTENT_DIRECTORY_SERVICE_ID); if (cdsStub == null) { throw new InvalidDataException("ContentDirectory service not found in device '{0}' of type '{1}:{2}'", deviceUuid, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE_VERSION); } CpService risStub = connection.Device.FindServiceByServiceId(UPnPTypesAndIds.RESOURCE_INFORMATION_SERVICE_ID); if (risStub == null) { throw new InvalidDataException("ResourceAccess service not found in device '{0}' of type '{1}:{2}'", deviceUuid, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE_VERSION); } CpService scsStub = connection.Device.FindServiceByServiceId(UPnPTypesAndIds.SERVER_CONTROLLER_SERVICE_ID); if (scsStub == null) { throw new InvalidDataException("ServerController service not found in device '{0}' of type '{1}:{2}'", deviceUuid, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE_VERSION); } CpService updmStub = connection.Device.FindServiceByServiceId(UPnPTypesAndIds.USER_PROFILE_DATA_MANAGEMENT_SERVICE_ID); if (updmStub == null) { throw new InvalidDataException("UserProfileDataManagement service not found in device '{0}' of type '{1}:{2}'", deviceUuid, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE, UPnPTypesAndIds.BACKEND_SERVER_DEVICE_TYPE_VERSION); } lock (_networkTracker.SharedControlPointData.SyncObj) { _contentDirectoryService = new UPnPContentDirectoryServiceProxy(cdsStub); _resourceInformationService = new UPnPResourceInformationServiceProxy(risStub); _serverControllerService = new UPnPServerControllerServiceProxy(scsStub); _userProfileDataManagementService = new UPnPUserProfileDataManagementServiceProxy(updmStub); } ICollection <UPnPServiceProxyBase> additionalServices = new List <UPnPServiceProxyBase>(); foreach (AdditionalServiceRegisterDlgt additionalServiceRegistration in _additionalServiceRegistrations) { try { additionalServices.Add(additionalServiceRegistration(connection)); } catch (Exception e) { ServiceRegistration.Get <ILogger>().Warn("UPnPClientControlPoint: Error registering user service for UPnP MP2 backend server '{0}'", e, deviceUuid); } } lock (_networkTracker.SharedControlPointData.SyncObj) _additionalServices = additionalServices; } catch (Exception e) { ServiceRegistration.Get <ILogger>().Warn("UPnPClientControlPoint: Error connecting to services of UPnP MP2 backend server '{0}'", e, deviceUuid); connection.DeviceDisconnected -= OnUPnPDeviceDisconnected; _controlPoint.Disconnect(deviceUuid); return; } InvokeBackendServerDeviceConnected(connection); }