public void SetServerStatus(ServerStatusDataType status)
{
ProductNameTextBox.Text = "---";
ProductUriTextBox.Text = "---";
ManufacturerNameTextBox.Text = "---";
SoftwareVersionTextBox.Text = "---";
BuildNumberTextBox.Text = "---";
BuildDateTextBox.Text = "---";
StartTimeTextBox.Text = "---";
CurrentTimeTextBox.Text = "---";
StateTextBox.Text = "---";
SecondsUntilShutdownTextBox.Text = "---";
ShutdownReasonTextBox.Text = "---";
if (status != null)
{
if (status.BuildInfo != null)
{
ProductNameTextBox.Text = status.BuildInfo.ProductName;
ProductUriTextBox.Text = status.BuildInfo.ProductUri;
ManufacturerNameTextBox.Text = status.BuildInfo.ManufacturerName;
SoftwareVersionTextBox.Text = status.BuildInfo.SoftwareVersion;
BuildNumberTextBox.Text = status.BuildInfo.BuildNumber;
BuildDateTextBox.Text = status.BuildInfo.BuildDate.ToLocalTime().ToString("yyyy-MM-dd");
}
StartTimeTextBox.Text = status.StartTime.ToLocalTime().ToString("yyyy-MM-dd HH:mm:ss");
CurrentTimeTextBox.Text = status.CurrentTime.ToLocalTime().ToString("yyyy-MM-dd HH:mm:ss");
SecondsUntilShutdownTextBox.Text = (status.SecondsTillShutdown > 0) ? status.SecondsTillShutdown.ToString() : "";
ShutdownReasonTextBox.Text = (status.SecondsTillShutdown > 0) ? String.Format("{0}", status.ShutdownReason) : "";
StateTextBox.Text = status.State.ToString();
}
}
private void Timer_Tick(object sender, EventArgs e)
{
try {
ServerStatusDataType status = m_server.GetStatus();
StartTimeTB.Text = Utils.Format("{0:HH:mm:ss.ff}", status.StartTime.ToLocalTime());
CurrentTimeTB.Text = Utils.Format("{0:HH:mm:ss.ff}", status.CurrentTime.ToLocalTime());
ServerStateTB.Text = Utils.Format("{0}", status.State);
} catch (Exception exception) {
HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}
public ServerStatusDataType GetServerStatus()
{
// Get the current DataValue object for the ServerStatus node
NodeId nodeId = new NodeId(Variables.Server_ServerStatus);
DataValue dataValue = _session.ReadValue(nodeId);
// Unpack the ExtensionObject that the DataValue contains, then return ServerStatusDataType object
// that represents the current server status
ExtensionObject extensionObject = (ExtensionObject)dataValue.Value;
ServerStatusDataType serverStatus = (ServerStatusDataType)extensionObject.Body;
return(serverStatus);
}
private void ReadButton_Click(object sender, EventArgs e)
{
if (_client == null)
{
// Get IP address and port
string ipAddress = IPAddressTextBox.Text;
string port = PortTextBox.Text;
_client = new OPCUAClient(ipAddress, port, _application.ApplicationConfiguration);
}
if (!_client.Connected)
{
// If the client hasn't connected something has gone wrong.
// Reset client and return
_client = null;
return;
}
// Get server status and update TextBoxes
ServerStatusDataType serverStatus = _client.GetServerStatus();
ServerStatusTextBox.Text = serverStatus.State.ToString();
ServerStartTimeTextBox.Text = serverStatus.StartTime.ToLocalTime().ToString();
CurrentServerTimeTextBox.Text = serverStatus.CurrentTime.ToLocalTime().ToString();
// Loop through each tag, get value and update row
foreach (DataRow row in _tagDataTable.Rows)
{
DataValue dataValue = _client.GetValue(row["Tag Address"].ToString(), 2);
if (dataValue == null)
{
continue;
}
row["Data Type"] = dataValue.WrappedValue.TypeInfo.ToString();
row["Value"] = dataValue.Value.ToString();
row["Timestamp"] = dataValue.SourceTimestamp.ToLocalTime().ToString();
row["Quality"] = StatusCode.IsGood(dataValue.StatusCode) ? "Good" : "Bad";
}
}
/// <summary>
/// Constructs the server.
/// </summary>
public ServerObject(string applicationUri, NodeManager nodeManager)
{
// the namespace table is used for the namepace indexes in NodeIds and QualifiedNames
// The first index (added by default) is the UA namespace. The second is the application uri.
m_namespaceUris = new NamespaceTable();
m_namespaceUris.Append(applicationUri);
// the server table is used for the server index in remote NodeIds (a.k.a. ExpandedNodeIds)
// The first index is always the current server.
m_serverUris = new StringTable();
m_serverUris.Append(applicationUri);
m_serviceLevel = 100;
m_serverStatus = new ServerStatusDataType();
m_serverStatus.StartTime = DateTime.UtcNow;
m_serverStatus.CurrentTime = DateTime.UtcNow;
m_serverStatus.State = ServerState.Running_0;
m_serverStatus.SecondsTillShutdown = 0;
m_serverStatus.ShutdownReason = null;
m_serverStatus.BuildInfo = new BuildInfo();
m_serverStatus.BuildInfo.BuildDate = new DateTime(2008, 7, 1);
m_serverStatus.BuildInfo.SoftwareVersion = "1.00";
m_serverStatus.BuildInfo.BuildNumber = "218.0";
m_serverStatus.BuildInfo.ManufacturerName = "My Company";
m_serverStatus.BuildInfo.ProductName = "My Sample Server";
m_serverStatus.BuildInfo.ProductUri = "http://mycompany.com/MySampleServer/v1.0";
// tell the node manager to call this object whenever the value of these attributes are read.
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_NamespaceArray), GetNamespaceArray);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerArray), GetServerArray);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServiceLevel), GetServiceLevel);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerStatus), GetServerStatus);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerStatus_StartTime), GetServerStatus_StartTime);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerStatus_CurrentTime), GetServerStatus_CurrentTime);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerStatus_State), GetServerStatus_State);
}
/// <summary>
/// Constructs the server.
/// </summary>
public ServerObject(string applicationUri, NodeManager nodeManager)
{
// the namespace table is used for the namepace indexes in NodeIds and QualifiedNames
// The first index (added by default) is the UA namespace. The second is the application uri.
m_namespaceUris = new NamespaceTable();
m_namespaceUris.Append(applicationUri);
// the server table is used for the server index in remote NodeIds (a.k.a. ExpandedNodeIds)
// The first index is always the current server.
m_serverUris = new StringTable();
m_serverUris.Append(applicationUri);
m_serviceLevel = 100;
m_serverStatus = new ServerStatusDataType();
m_serverStatus.StartTime = DateTime.UtcNow;
m_serverStatus.CurrentTime = DateTime.UtcNow;
m_serverStatus.State = ServerState.Running_0;
m_serverStatus.SecondsTillShutdown = 0;
m_serverStatus.ShutdownReason = null;
m_serverStatus.BuildInfo = new BuildInfo();
m_serverStatus.BuildInfo.BuildDate = new DateTime(2008, 7, 1);
m_serverStatus.BuildInfo.SoftwareVersion = "1.00";
m_serverStatus.BuildInfo.BuildNumber = "218.0";
m_serverStatus.BuildInfo.ManufacturerName = "My Company";
m_serverStatus.BuildInfo.ProductName = "My Sample Server";
m_serverStatus.BuildInfo.ProductUri = "http://mycompany.com/MySampleServer/v1.0";
// tell the node manager to call this object whenever the value of these attributes are read.
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_NamespaceArray), GetNamespaceArray);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerArray), GetServerArray);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServiceLevel), GetServiceLevel);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerStatus), GetServerStatus);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerStatus_StartTime), GetServerStatus_StartTime);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerStatus_CurrentTime), GetServerStatus_CurrentTime);
nodeManager.SetReadValueCallback(new NodeId(Variables.Server_ServerStatus_State), GetServerStatus_State);
}
/// <summary>
/// Creates the ServerObject and attaches it to the NodeManager.
/// </summary>
private void CreateServerObject()
{
lock (m_diagnosticsNodeManager.Lock)
{
// get the server object.
ServerObjectState serverObject = m_serverObject = (ServerObjectState)m_diagnosticsNodeManager.FindPredefinedNode(
ObjectIds.Server,
typeof(ServerObjectState));
// update server capabilities.
serverObject.ServiceLevel.Value = 255;
serverObject.ServerCapabilities.LocaleIdArray.Value = m_resourceManager.GetAvailableLocales();
serverObject.ServerCapabilities.MinSupportedSampleRate.Value = 0;
serverObject.ServerCapabilities.MaxBrowseContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxBrowseContinuationPoints;
serverObject.ServerCapabilities.MaxQueryContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxQueryContinuationPoints;
serverObject.ServerCapabilities.MaxHistoryContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxHistoryContinuationPoints;
// setup callbacks for dynamic values.
serverObject.NamespaceArray.OnSimpleReadValue = OnReadNamespaceArray;
serverObject.NamespaceArray.MinimumSamplingInterval = 1000;
serverObject.ServerArray.OnSimpleReadValue = OnReadServerArray;
serverObject.ServerArray.MinimumSamplingInterval = 1000;
serverObject.ServerDiagnostics.EnabledFlag.OnSimpleReadValue = OnReadDiagnosticsEnabledFlag;
serverObject.ServerDiagnostics.EnabledFlag.MinimumSamplingInterval = 1000;
// initialize status.
ServerStatusDataType serverStatus = new ServerStatusDataType();
serverStatus.StartTime = DateTime.UtcNow;
serverStatus.CurrentTime = DateTime.UtcNow;
serverStatus.State = ServerState.Shutdown;
serverStatus.BuildInfo.ProductName = m_serverDescription.ProductName;
serverStatus.BuildInfo.ProductUri = m_serverDescription.ProductUri;
serverStatus.BuildInfo.ManufacturerName = m_serverDescription.ManufacturerName;
serverStatus.BuildInfo.SoftwareVersion = m_serverDescription.SoftwareVersion;
serverStatus.BuildInfo.BuildNumber = m_serverDescription.BuildNumber;
serverStatus.BuildInfo.BuildDate = m_serverDescription.BuildDate;
serverObject.ServerStatus.MinimumSamplingInterval = 1000;
serverObject.ServerStatus.CurrentTime.MinimumSamplingInterval = 1000;
m_serverStatus = new ServerStatusValue(
serverObject.ServerStatus,
serverStatus,
m_dataLock);
m_serverStatus.Timestamp = DateTime.UtcNow;
m_serverStatus.OnBeforeRead = OnReadServerStatus;
// initialize diagnostics.
m_serverDiagnostics = new ServerDiagnosticsSummaryDataType();
m_serverDiagnostics.ServerViewCount = 0;
m_serverDiagnostics.CurrentSessionCount = 0;
m_serverDiagnostics.CumulatedSessionCount = 0;
m_serverDiagnostics.SecurityRejectedSessionCount = 0;
m_serverDiagnostics.RejectedSessionCount = 0;
m_serverDiagnostics.SessionTimeoutCount = 0;
m_serverDiagnostics.SessionAbortCount = 0;
m_serverDiagnostics.PublishingIntervalCount = 0;
m_serverDiagnostics.CurrentSubscriptionCount = 0;
m_serverDiagnostics.CumulatedSubscriptionCount = 0;
m_serverDiagnostics.SecurityRejectedRequestsCount = 0;
m_serverDiagnostics.RejectedRequestsCount = 0;
m_diagnosticsNodeManager.CreateServerDiagnostics(
m_defaultSystemContext,
m_serverDiagnostics,
OnUpdateDiagnostics);
// set the diagnostics enabled state.
m_diagnosticsNodeManager.SetDiagnosticsEnabled(
m_defaultSystemContext,
m_configuration.ServerConfiguration.DiagnosticsEnabled);
// TBD - Load the Software Certificates.
}
}
/// <summary>
/// Creates the ServerObject and attaches it to the NodeManager.
/// </summary>
private void CreateServerObject()
{
lock (m_diagnosticsNodeManager.Lock)
{
// get the server object.
ServerObjectState serverObject = m_serverObject = (ServerObjectState)m_diagnosticsNodeManager.FindPredefinedNode(
ObjectIds.Server,
typeof(ServerObjectState));
// update server capabilities.
serverObject.ServiceLevel.Value = 255;
serverObject.ServerCapabilities.LocaleIdArray.Value = m_resourceManager.GetAvailableLocales();
serverObject.ServerCapabilities.MinSupportedSampleRate.Value = 0;
serverObject.ServerCapabilities.MaxBrowseContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxBrowseContinuationPoints;
serverObject.ServerCapabilities.MaxQueryContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxQueryContinuationPoints;
serverObject.ServerCapabilities.MaxHistoryContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxHistoryContinuationPoints;
// setup callbacks for dynamic values.
serverObject.NamespaceArray.OnSimpleReadValue = OnReadNamespaceArray;
serverObject.NamespaceArray.MinimumSamplingInterval = 1000;
serverObject.ServerArray.OnSimpleReadValue = OnReadServerArray;
serverObject.ServerArray.MinimumSamplingInterval = 1000;
serverObject.ServerDiagnostics.EnabledFlag.OnSimpleReadValue = OnReadDiagnosticsEnabledFlag;
serverObject.ServerDiagnostics.EnabledFlag.OnSimpleWriteValue = OnWriteDiagnosticsEnabledFlag;
serverObject.ServerDiagnostics.EnabledFlag.MinimumSamplingInterval = 1000;
// initialize status.
ServerStatusDataType serverStatus = new ServerStatusDataType();
serverStatus.StartTime = DateTime.UtcNow;
serverStatus.CurrentTime = DateTime.UtcNow;
serverStatus.State = ServerState.Shutdown;
serverStatus.BuildInfo.ProductName = m_serverDescription.ProductName;
serverStatus.BuildInfo.ProductUri = m_serverDescription.ProductUri;
serverStatus.BuildInfo.ManufacturerName = m_serverDescription.ManufacturerName;
serverStatus.BuildInfo.SoftwareVersion = m_serverDescription.SoftwareVersion;
serverStatus.BuildInfo.BuildNumber = m_serverDescription.BuildNumber;
serverStatus.BuildInfo.BuildDate = m_serverDescription.BuildDate;
serverObject.ServerStatus.MinimumSamplingInterval = 1000;
serverObject.ServerStatus.CurrentTime.MinimumSamplingInterval = 1000;
m_serverStatus = new ServerStatusValue(
serverObject.ServerStatus,
serverStatus,
m_dataLock);
m_serverStatus.Timestamp = DateTime.UtcNow;
m_serverStatus.OnBeforeRead = OnReadServerStatus;
// initialize diagnostics.
m_serverDiagnostics = new ServerDiagnosticsSummaryDataType();
m_serverDiagnostics.ServerViewCount = 0;
m_serverDiagnostics.CurrentSessionCount = 0;
m_serverDiagnostics.CumulatedSessionCount = 0;
m_serverDiagnostics.SecurityRejectedSessionCount = 0;
m_serverDiagnostics.RejectedSessionCount = 0;
m_serverDiagnostics.SessionTimeoutCount = 0;
m_serverDiagnostics.SessionAbortCount = 0;
m_serverDiagnostics.PublishingIntervalCount = 0;
m_serverDiagnostics.CurrentSubscriptionCount = 0;
m_serverDiagnostics.CumulatedSubscriptionCount = 0;
m_serverDiagnostics.SecurityRejectedRequestsCount = 0;
m_serverDiagnostics.RejectedRequestsCount = 0;
m_diagnosticsNodeManager.CreateServerDiagnostics(
m_defaultSystemContext,
m_serverDiagnostics,
OnUpdateDiagnostics);
// set the diagnostics enabled state.
m_diagnosticsNodeManager.SetDiagnosticsEnabled(
m_defaultSystemContext,
m_configuration.ServerConfiguration.DiagnosticsEnabled);
// TBD - Load the Software Certificates.
}
}
/// <summary>
/// Creates the ServerObject and attaches it to the NodeManager.
/// </summary>
private void CreateServerObject()
{
lock (m_diagnosticsNodeManager.Lock)
{
// get the server object.
ServerObjectState serverObject = m_serverObject = (ServerObjectState)m_diagnosticsNodeManager.FindPredefinedNode(
ObjectIds.Server,
typeof(ServerObjectState));
// update server capabilities.
serverObject.ServiceLevel.Value = 255;
serverObject.ServerCapabilities.LocaleIdArray.Value = m_resourceManager.GetAvailableLocales();
serverObject.ServerCapabilities.ServerProfileArray.Value = m_configuration.ServerConfiguration.ServerProfileArray.ToArray();
serverObject.ServerCapabilities.MinSupportedSampleRate.Value = 0;
serverObject.ServerCapabilities.MaxBrowseContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxBrowseContinuationPoints;
serverObject.ServerCapabilities.MaxQueryContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxQueryContinuationPoints;
serverObject.ServerCapabilities.MaxHistoryContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxHistoryContinuationPoints;
serverObject.ServerCapabilities.MaxArrayLength.Value = (uint)m_configuration.TransportQuotas.MaxArrayLength;
serverObject.ServerCapabilities.MaxStringLength.Value = (uint)m_configuration.TransportQuotas.MaxStringLength;
serverObject.ServerCapabilities.MaxByteStringLength.Value = (uint)m_configuration.TransportQuotas.MaxByteStringLength;
serverObject.ServerCapabilities.OperationLimits.MaxNodesPerRead.Value = 0;
serverObject.ServerCapabilities.OperationLimits.MaxNodesPerWrite.Value = 0;
serverObject.ServerCapabilities.OperationLimits.MaxNodesPerMethodCall.Value = 1000;
serverObject.ServerCapabilities.OperationLimits.MaxNodesPerBrowse.Value = 0;
serverObject.ServerCapabilities.OperationLimits.MaxNodesPerRegisterNodes.Value = 0;
// setup callbacks for dynamic values.
serverObject.NamespaceArray.OnSimpleReadValue = OnReadNamespaceArray;
serverObject.NamespaceArray.MinimumSamplingInterval = 1000;
serverObject.ServerArray.OnSimpleReadValue = OnReadServerArray;
serverObject.ServerArray.MinimumSamplingInterval = 1000;
// dynamic change of enabledFlag is disabled to pass CTT
serverObject.ServerDiagnostics.EnabledFlag.AccessLevel = AccessLevels.CurrentRead;
serverObject.ServerDiagnostics.EnabledFlag.UserAccessLevel = AccessLevels.CurrentRead;
serverObject.ServerDiagnostics.EnabledFlag.OnSimpleReadValue = OnReadDiagnosticsEnabledFlag;
serverObject.ServerDiagnostics.EnabledFlag.OnSimpleWriteValue = OnWriteDiagnosticsEnabledFlag;
serverObject.ServerDiagnostics.EnabledFlag.MinimumSamplingInterval = 1000;
// initialize status.
ServerStatusDataType serverStatus = new ServerStatusDataType();
serverStatus.StartTime = DateTime.UtcNow;
serverStatus.CurrentTime = DateTime.UtcNow;
serverStatus.State = ServerState.Shutdown;
serverStatus.BuildInfo.ProductName = m_serverDescription.ProductName;
serverStatus.BuildInfo.ProductUri = m_serverDescription.ProductUri;
serverStatus.BuildInfo.ManufacturerName = m_serverDescription.ManufacturerName;
serverStatus.BuildInfo.SoftwareVersion = m_serverDescription.SoftwareVersion;
serverStatus.BuildInfo.BuildNumber = m_serverDescription.BuildNumber;
serverStatus.BuildInfo.BuildDate = m_serverDescription.BuildDate;
serverObject.ServerStatus.MinimumSamplingInterval = 1000;
serverObject.ServerStatus.CurrentTime.MinimumSamplingInterval = 1000;
m_serverStatus = new ServerStatusValue(
serverObject.ServerStatus,
serverStatus,
m_dataLock);
m_serverStatus.Timestamp = DateTime.UtcNow;
m_serverStatus.OnBeforeRead = OnReadServerStatus;
// initialize diagnostics.
m_serverDiagnostics = new ServerDiagnosticsSummaryDataType();
m_serverDiagnostics.ServerViewCount = 0;
m_serverDiagnostics.CurrentSessionCount = 0;
m_serverDiagnostics.CumulatedSessionCount = 0;
m_serverDiagnostics.SecurityRejectedSessionCount = 0;
m_serverDiagnostics.RejectedSessionCount = 0;
m_serverDiagnostics.SessionTimeoutCount = 0;
m_serverDiagnostics.SessionAbortCount = 0;
m_serverDiagnostics.PublishingIntervalCount = 0;
m_serverDiagnostics.CurrentSubscriptionCount = 0;
m_serverDiagnostics.CumulatedSubscriptionCount = 0;
m_serverDiagnostics.SecurityRejectedRequestsCount = 0;
m_serverDiagnostics.RejectedRequestsCount = 0;
m_diagnosticsNodeManager.CreateServerDiagnostics(
m_defaultSystemContext,
m_serverDiagnostics,
OnUpdateDiagnostics);
// set the diagnostics enabled state.
m_diagnosticsNodeManager.SetDiagnosticsEnabled(
m_defaultSystemContext,
m_configuration.ServerConfiguration.DiagnosticsEnabled);
ConfigurationNodeManager configurationNodeManager = m_diagnosticsNodeManager as ConfigurationNodeManager;
configurationNodeManager?.CreateServerConfiguration(
m_defaultSystemContext,
m_configuration);
}
}
/// <summary>
/// Creates the ServerObject and attaches it to the NodeManager.
/// </summary>
private void CreateServerObject()
{
lock (m_diagnosticsNodeManager.Lock)
{
// get the server object.
ServerObjectState serverObject = m_serverObject = (ServerObjectState)m_diagnosticsNodeManager.FindPredefinedNode(
ObjectIds.Server,
typeof(ServerObjectState));
// update server capabilities.
serverObject.ServiceLevel.Value = 255;
serverObject.ServerCapabilities.LocaleIdArray.Value = m_resourceManager.GetAvailableLocales();
serverObject.ServerCapabilities.ServerProfileArray.Value = m_configuration.ServerConfiguration.ServerProfileArray.ToArray();
serverObject.ServerCapabilities.MinSupportedSampleRate.Value = 0;
serverObject.ServerCapabilities.MaxBrowseContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxBrowseContinuationPoints;
serverObject.ServerCapabilities.MaxQueryContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxQueryContinuationPoints;
serverObject.ServerCapabilities.MaxHistoryContinuationPoints.Value = (ushort)m_configuration.ServerConfiguration.MaxHistoryContinuationPoints;
serverObject.ServerCapabilities.MaxArrayLength.Value = (uint)m_configuration.TransportQuotas.MaxArrayLength;
serverObject.ServerCapabilities.MaxStringLength.Value = (uint)m_configuration.TransportQuotas.MaxStringLength;
serverObject.ServerCapabilities.MaxByteStringLength.Value = (uint)m_configuration.TransportQuotas.MaxByteStringLength;
// Any operational limits Property that is provided shall have a non zero value.
var operationLimits = serverObject.ServerCapabilities.OperationLimits;
var configOperationLimits = m_configuration.ServerConfiguration.OperationLimits;
if (configOperationLimits != null)
{
operationLimits.MaxNodesPerRead = SetPropertyValue(operationLimits.MaxNodesPerRead, configOperationLimits.MaxNodesPerRead);
operationLimits.MaxNodesPerHistoryReadData = SetPropertyValue(operationLimits.MaxNodesPerHistoryReadData, configOperationLimits.MaxNodesPerHistoryReadData);
operationLimits.MaxNodesPerHistoryReadEvents = SetPropertyValue(operationLimits.MaxNodesPerHistoryReadEvents, configOperationLimits.MaxNodesPerHistoryReadEvents);
operationLimits.MaxNodesPerWrite = SetPropertyValue(operationLimits.MaxNodesPerWrite, configOperationLimits.MaxNodesPerWrite);
operationLimits.MaxNodesPerHistoryUpdateData = SetPropertyValue(operationLimits.MaxNodesPerHistoryUpdateData, configOperationLimits.MaxNodesPerHistoryUpdateData);
operationLimits.MaxNodesPerHistoryUpdateEvents = SetPropertyValue(operationLimits.MaxNodesPerHistoryUpdateEvents, configOperationLimits.MaxNodesPerHistoryUpdateEvents);
operationLimits.MaxNodesPerMethodCall = SetPropertyValue(operationLimits.MaxNodesPerMethodCall, configOperationLimits.MaxNodesPerMethodCall);
operationLimits.MaxNodesPerBrowse = SetPropertyValue(operationLimits.MaxNodesPerBrowse, configOperationLimits.MaxNodesPerBrowse);
operationLimits.MaxNodesPerRegisterNodes = SetPropertyValue(operationLimits.MaxNodesPerRegisterNodes, configOperationLimits.MaxNodesPerRegisterNodes);
operationLimits.MaxNodesPerTranslateBrowsePathsToNodeIds = SetPropertyValue(operationLimits.MaxNodesPerTranslateBrowsePathsToNodeIds, configOperationLimits.MaxNodesPerTranslateBrowsePathsToNodeIds);
operationLimits.MaxNodesPerNodeManagement = SetPropertyValue(operationLimits.MaxNodesPerNodeManagement, configOperationLimits.MaxNodesPerNodeManagement);
operationLimits.MaxMonitoredItemsPerCall = SetPropertyValue(operationLimits.MaxMonitoredItemsPerCall, configOperationLimits.MaxMonitoredItemsPerCall);
}
else
{
operationLimits.MaxNodesPerRead =
operationLimits.MaxNodesPerHistoryReadData =
operationLimits.MaxNodesPerHistoryReadEvents =
operationLimits.MaxNodesPerWrite =
operationLimits.MaxNodesPerHistoryUpdateData =
operationLimits.MaxNodesPerHistoryUpdateEvents =
operationLimits.MaxNodesPerMethodCall =
operationLimits.MaxNodesPerBrowse =
operationLimits.MaxNodesPerRegisterNodes =
operationLimits.MaxNodesPerTranslateBrowsePathsToNodeIds =
operationLimits.MaxNodesPerNodeManagement =
operationLimits.MaxMonitoredItemsPerCall = null;
}
// setup PublishSubscribe Status State value
PubSubState pubSubState = PubSubState.Disabled;
var default_PubSubState = (BaseVariableState)m_diagnosticsNodeManager.FindPredefinedNode(
VariableIds.PublishSubscribe_Status_State,
typeof(BaseVariableState));
default_PubSubState.Value = pubSubState;
// setup value for SupportedTransportProfiles
var default_SupportedTransportProfiles = (BaseVariableState)m_diagnosticsNodeManager.FindPredefinedNode(
VariableIds.PublishSubscribe_SupportedTransportProfiles,
typeof(BaseVariableState));
default_SupportedTransportProfiles.Value = "uadp";
// setup callbacks for dynamic values.
serverObject.NamespaceArray.OnSimpleReadValue = OnReadNamespaceArray;
serverObject.NamespaceArray.MinimumSamplingInterval = 1000;
serverObject.ServerArray.OnSimpleReadValue = OnReadServerArray;
serverObject.ServerArray.MinimumSamplingInterval = 1000;
// dynamic change of enabledFlag is disabled to pass CTT
serverObject.ServerDiagnostics.EnabledFlag.AccessLevel = AccessLevels.CurrentRead;
serverObject.ServerDiagnostics.EnabledFlag.UserAccessLevel = AccessLevels.CurrentRead;
serverObject.ServerDiagnostics.EnabledFlag.OnSimpleReadValue = OnReadDiagnosticsEnabledFlag;
serverObject.ServerDiagnostics.EnabledFlag.OnSimpleWriteValue = OnWriteDiagnosticsEnabledFlag;
serverObject.ServerDiagnostics.EnabledFlag.MinimumSamplingInterval = 1000;
// initialize status.
ServerStatusDataType serverStatus = new ServerStatusDataType();
serverStatus.StartTime = DateTime.UtcNow;
serverStatus.CurrentTime = DateTime.UtcNow;
serverStatus.State = ServerState.Shutdown;
serverStatus.BuildInfo.ProductName = m_serverDescription.ProductName;
serverStatus.BuildInfo.ProductUri = m_serverDescription.ProductUri;
serverStatus.BuildInfo.ManufacturerName = m_serverDescription.ManufacturerName;
serverStatus.BuildInfo.SoftwareVersion = m_serverDescription.SoftwareVersion;
serverStatus.BuildInfo.BuildNumber = m_serverDescription.BuildNumber;
serverStatus.BuildInfo.BuildDate = m_serverDescription.BuildDate;
serverObject.ServerStatus.MinimumSamplingInterval = 1000;
serverObject.ServerStatus.CurrentTime.MinimumSamplingInterval = 1000;
m_serverStatus = new ServerStatusValue(
serverObject.ServerStatus,
serverStatus,
m_dataLock);
m_serverStatus.Timestamp = DateTime.UtcNow;
m_serverStatus.OnBeforeRead = OnReadServerStatus;
// initialize diagnostics.
m_serverDiagnostics = new ServerDiagnosticsSummaryDataType();
m_serverDiagnostics.ServerViewCount = 0;
m_serverDiagnostics.CurrentSessionCount = 0;
m_serverDiagnostics.CumulatedSessionCount = 0;
m_serverDiagnostics.SecurityRejectedSessionCount = 0;
m_serverDiagnostics.RejectedSessionCount = 0;
m_serverDiagnostics.SessionTimeoutCount = 0;
m_serverDiagnostics.SessionAbortCount = 0;
m_serverDiagnostics.PublishingIntervalCount = 0;
m_serverDiagnostics.CurrentSubscriptionCount = 0;
m_serverDiagnostics.CumulatedSubscriptionCount = 0;
m_serverDiagnostics.SecurityRejectedRequestsCount = 0;
m_serverDiagnostics.RejectedRequestsCount = 0;
m_diagnosticsNodeManager.CreateServerDiagnostics(
m_defaultSystemContext,
m_serverDiagnostics,
OnUpdateDiagnostics);
// set the diagnostics enabled state.
m_diagnosticsNodeManager.SetDiagnosticsEnabled(
m_defaultSystemContext,
m_configuration.ServerConfiguration.DiagnosticsEnabled);
ConfigurationNodeManager configurationNodeManager = m_diagnosticsNodeManager as ConfigurationNodeManager;
configurationNodeManager?.CreateServerConfiguration(
m_defaultSystemContext,
m_configuration);
}
}
/// <summary>
/// Tests the session keep alive when there are no errors.
/// </summary>
private bool DoKeepAliveTest()
{
bool success = true;
double increment = MaxProgress / 3;
double position = 0;
m_keepAliveCount = 0;
int currentKeepAlive = Session.KeepAliveInterval;
List <Subscription> subscriptions = new List <Subscription>();
KeepAliveEventHandler handler = new KeepAliveEventHandler(Session_KeepAlive);
try
{
Session.KeepAlive += handler;
// add several subscriptions with long publish intervals.
for (int publishingInterval = 10000; publishingInterval <= 20000; publishingInterval += 1000)
{
Subscription subscription = new Subscription();
subscription.MaxMessageCount = 100;
subscription.LifetimeCount = 100;
subscription.KeepAliveCount = 10;
subscription.PublishingEnabled = true;
subscription.PublishingInterval = publishingInterval;
MonitoredItem monitoredItem = new MonitoredItem();
monitoredItem.StartNodeId = VariableIds.Server_ServerStatus_CurrentTime;
monitoredItem.AttributeId = Attributes.Value;
monitoredItem.SamplingInterval = -1;
monitoredItem.QueueSize = 0;
monitoredItem.DiscardOldest = true;
subscription.AddItem(monitoredItem);
Session.AddSubscription(subscription);
subscription.Create();
subscriptions.Add(subscription);
}
// get a value to read.
ReadValueId nodeToRead = new ReadValueId();
nodeToRead.NodeId = VariableIds.Server_ServerStatus;
nodeToRead.AttributeId = Attributes.Value;
ReadValueIdCollection nodesToRead = new ReadValueIdCollection();
nodesToRead.Add(nodeToRead);
int testDuration = 5000;
// make sure the keep alives come at the expected rate.
for (int keepAliveInterval = 500; keepAliveInterval < 2000; keepAliveInterval += 500)
{
m_keepAliveCount = 0;
DateTime start = DateTime.UtcNow;
DataValueCollection results = null;
DiagnosticInfoCollection diagnosticsInfos = null;
Session.Read(
null,
0,
TimestampsToReturn.Neither,
nodesToRead,
out results,
out diagnosticsInfos);
ClientBase.ValidateResponse(results, nodesToRead);
ClientBase.ValidateDiagnosticInfos(diagnosticsInfos, nodesToRead);
ServerStatusDataType status = ExtensionObject.ToEncodeable(results[0].Value as ExtensionObject) as ServerStatusDataType;
if (status == null)
{
Log("Server did not return a valid ServerStatusDataType structure. Value={0}, Status={1}", results[0].WrappedValue, results[0].StatusCode);
return(false);
}
if ((DateTime.UtcNow - start).TotalSeconds > 1)
{
Log("Unexpected delay reading the ServerStatus structure. Delay={0}s", (DateTime.UtcNow - start).TotalSeconds);
return(false);
}
Log("Setting keep alive interval to {0}ms.", keepAliveInterval);
Session.KeepAliveInterval = keepAliveInterval;
if (m_errorEvent.WaitOne(testDuration, false))
{
Log("Unexpected error waiting for session keep alives. {0}", m_error.ToLongString());
return(false);
}
if (m_keepAliveCount < testDuration / keepAliveInterval)
{
Log("Missing session keep alives. Expected={0}, Actual={1}", testDuration / keepAliveInterval, m_keepAliveCount);
return(false);
}
Log("{0} keep alives received in {1}ms.", m_keepAliveCount, testDuration);
position += increment;
ReportProgress(position);
}
ReportProgress(MaxProgress);
}
finally
{
Session.RemoveSubscriptions(subscriptions);
Session.KeepAliveInterval = currentKeepAlive;
Session.KeepAlive -= handler;
}
return(success);
}
