// Original Features from the .NET Sample Client implementation, not needed for this OPC UA Client
/*
* public Tree GetRootNode(LabelViewModel textInfo)
* {
* ReferenceDescriptionCollection references;
* Byte[] continuationPoint;
* Tree browserTree = new Tree();
*
* try
* {
* session.Browse(
* null,
* null,
* ObjectIds.ObjectsFolder,
* 0u,
* BrowseDirection.Forward,
* ReferenceTypeIds.HierarchicalReferences,
* true,
* 0,
* out continuationPoint,
* out references);
*
* browserTree.currentView.Add(new ListNode { id = ObjectIds.ObjectsFolder.ToString(), NodeName = "Root", children = (references?.Count != 0) });
*
* return browserTree;
* }
* catch
* {
* Disconnect(session);
* return null;
* }
* }
*
* public Tree GetChildren(string node)
* {
* ReferenceDescriptionCollection references;
* Byte[] continuationPoint;
* Tree browserTree = new Tree();
*
* try
* {
* session.Browse(
* null,
* null,
* node,
* 0u,
* BrowseDirection.Forward,
* ReferenceTypeIds.HierarchicalReferences,
* true,
* 0,
* out continuationPoint,
* out references);
*
* if (references != null)
* {
* foreach (var nodeReference in references)
* {
* ReferenceDescriptionCollection childReferences = null;
* Byte[] childContinuationPoint;
*
* session.Browse(
* null,
* null,
* ExpandedNodeId.ToNodeId(nodeReference.NodeId, session.NamespaceUris),
* 0u,
* BrowseDirection.Forward,
* ReferenceTypeIds.HierarchicalReferences,
* true,
* 0,
* out childContinuationPoint,
* out childReferences);
*
* INode currentNode = null;
* try
* {
* currentNode = session.ReadNode(ExpandedNodeId.ToNodeId(nodeReference.NodeId, session.NamespaceUris));
* }
* catch (Exception)
* {
* // skip this node
* continue;
* }
*
* byte currentNodeAccessLevel = 0;
* byte currentNodeEventNotifier = 0;
* bool currentNodeExecutable = false;
*
* VariableNode variableNode = currentNode as VariableNode;
* if (variableNode != null)
* {
* currentNodeAccessLevel = variableNode.UserAccessLevel;
* currentNodeAccessLevel = (byte)((uint)currentNodeAccessLevel & ~0x2);
* }
*
* ObjectNode objectNode = currentNode as ObjectNode;
* if (objectNode != null)
* {
* currentNodeEventNotifier = objectNode.EventNotifier;
* }
*
* ViewNode viewNode = currentNode as ViewNode;
* if (viewNode != null)
* {
* currentNodeEventNotifier = viewNode.EventNotifier;
* }
*
* MethodNode methodNode = currentNode as MethodNode;
* if (methodNode != null)
* {
* currentNodeExecutable = methodNode.UserExecutable;
* }
*
* browserTree.currentView.Add(new ListNode()
* {
* id = nodeReference.NodeId.ToString(),
* NodeName = nodeReference.DisplayName.Text.ToString(),
* nodeClass = nodeReference.NodeClass.ToString(),
* accessLevel = currentNodeAccessLevel.ToString(),
* eventNotifier = currentNodeEventNotifier.ToString(),
* executable = currentNodeExecutable.ToString(),
* children = (references?.Count != 0),
* ImageUrl = (nodeReference.NodeClass.ToString() == "Variable") ? "folderOpen.jpg" : "folder.jpg"
* });
* if (browserTree.currentView[0].ImageUrl == null)
* {
* browserTree.currentView[0].ImageUrl = "";
* }
* }
* if (browserTree.currentView.Count == 0)
* {
* INode currentNode = session.ReadNode(new NodeId(node));
*
* byte currentNodeAccessLevel = 0;
* byte currentNodeEventNotifier = 0;
* bool currentNodeExecutable = false;
*
* VariableNode variableNode = currentNode as VariableNode;
*
* if (variableNode != null)
* {
* currentNodeAccessLevel = variableNode.UserAccessLevel;
* currentNodeAccessLevel = (byte)((uint)currentNodeAccessLevel & ~0x2);
* }
*
* ObjectNode objectNode = currentNode as ObjectNode;
*
* if (objectNode != null)
* {
* currentNodeEventNotifier = objectNode.EventNotifier;
* }
*
* ViewNode viewNode = currentNode as ViewNode;
*
* if (viewNode != null)
* {
* currentNodeEventNotifier = viewNode.EventNotifier;
* }
*
* MethodNode methodNode = currentNode as MethodNode;
*
* if (methodNode != null )
* {
* currentNodeExecutable = methodNode.UserExecutable;
* }
*
* browserTree.currentView.Add(new ListNode()
* {
* id = node,
* NodeName = currentNode.DisplayName.Text.ToString(),
* nodeClass = currentNode.NodeClass.ToString(),
* accessLevel = currentNodeAccessLevel.ToString(),
* eventNotifier = currentNodeEventNotifier.ToString(),
* executable = currentNodeExecutable.ToString(),
* children = false,
* ImageUrl = null
* });
* }
* }
* return browserTree;
* }
* catch
* {
* Disconnect(session);
* return null;
* }
* } */
#endregion
#region custom VariableWrite Method
/// <summary>
/// Returns the ServiceResult from the ResponseHeader of the Variable Write Operation
/// </summary>
/// <param name="value">The int value that is to be written to the Node in the Server Namespace.</param>
/// <param name="nodeId">The NodeId of the Node where the value shall be written.</param>
public ResponseHeader VariableWrite(UInt16 value, string nodeId)
{
if (session != null)
{
if (session.Connected)
{
StatusCodeCollection results = null;
DiagnosticInfoCollection diagnosticInfos = null;
// create a new WriteValueCollection (needed to call the Write Mehtod of the session)
WriteValueCollection nodesToWrite = new WriteValueCollection();
nodesToWrite.Add(new WriteValue
{
// NodeId of the Node to write
NodeId = NodeId.Parse(nodeId),
// We want to write the Value of the Node
AttributeId = Attributes.Value,
Value = new DataValue()
{
WrappedValue = value
}
});
// Actually write the Data. The method session.Write returns the responseHeader of the Write request response which is passed as the return value of this Method (VariableWrite)
ResponseHeader responseHeader = session.Write(null, nodesToWrite, out results, out diagnosticInfos);
return(responseHeader);
}
else
{
return(null);
}
}
else
{
return(null);
}
}
public static async Task <DataValue[]> ReadVar(int node, string[] VarNames)
{
try
{
ReadValueId[] valuesToRead = new ReadValueId[VarNames.Length];
for (int i = 0; i < VarNames.Length; i++)
{
valuesToRead[i] = new ReadValueId
{
// you can parse the nodeId from a string.
NodeId = NodeId.Parse("ns=" + node.ToString() + ";s=" + VarNames[i]),
// variable class nodes have a Value attribute.
AttributeId = AttributeIds.Value
};
}
var readRequest = new ReadRequest
{
NodesToRead = valuesToRead
};
// send the ReadRequest to the server.
var readResult = await channel.ReadAsync(readRequest);
return(readResult.Results);
}
catch (Exception ex)
{
//await channel.AbortAsync();
return(null);
}
}
public static async Task <object> WriteVar(int node, KeyValuePair <string, object>[] ValuesToSet)
{
try
{
WriteValue[] valuesToWrite = new WriteValue[ValuesToSet.Length];
for (int i = 0; i < ValuesToSet.Length; i++)
{
valuesToWrite[i] = new WriteValue
{
// you can parse the nodeId from a string.
NodeId = NodeId.Parse("ns=" + node.ToString() + ";s=" + ValuesToSet[i].Key),
// variable class nodes have a Value attribute.
AttributeId = AttributeIds.Value,
Value = new DataValue(ValuesToSet[i].Value)
};
}
var writeRequest = new WriteRequest
{
NodesToWrite = valuesToWrite
};
// send the ReadRequest to the server.
var writeResult = await channel.WriteAsync(writeRequest);
return(writeResult);
}
catch (Exception ex)
{
//await channel.AbortAsync();
return(null);
}
}
private bool TryGetBinaryEncodingId(NodeId dataTypeId, out NodeId binaryId)
{
if (_binaryEncodings.TryGetValue(dataTypeId, out binaryId))
{
return(true);
}
// Special case for Siemens
if (_namespaceUris.Length > dataTypeId.NamespaceIndex &&
_namespaceUris[dataTypeId.NamespaceIndex] == "http://www.siemens.com/simatic-s7-opcua")
{
var idString = dataTypeId.ToString();
var binaryIdString = idString.Replace("s=DT_\"", "s=TE_\"");
if (idString != binaryIdString)
{
binaryId = NodeId.Parse(binaryIdString);
}
else
{
binaryId = null;
}
}
return(binaryId != null);
}
public async Task Read()
{
var channel = new UaTcpSessionChannel(
this.localDescription,
this.certificateStore,
new AnonymousIdentity(),
EndpointUrl,
loggerFactory: this.loggerFactory);
await channel.OpenAsync();
Console.WriteLine($"Opened session with endpoint '{channel.RemoteEndpoint.EndpointUrl}'.");
Console.WriteLine($"SecurityPolicy: '{channel.RemoteEndpoint.SecurityPolicyUri}'.");
Console.WriteLine($"SecurityMode: '{channel.RemoteEndpoint.SecurityMode}'.");
Console.WriteLine($"Activated session '{channel.SessionId}'.");
var readRequest = new ReadRequest {
NodesToRead = new[] { new ReadValueId {
NodeId = NodeId.Parse(VariableIds.Server_ServerStatus), AttributeId = AttributeIds.Value
} }
};
var readResult = await channel.ReadAsync(readRequest);
var serverStatus = readResult.Results[0].GetValueOrDefault <ServerStatusDataType>();
Console.WriteLine("Server status:");
Console.WriteLine(" ProductName: {0}", serverStatus.BuildInfo.ProductName);
Console.WriteLine(" SoftwareVersion: {0}", serverStatus.BuildInfo.SoftwareVersion);
Console.WriteLine(" ManufacturerName: {0}", serverStatus.BuildInfo.ManufacturerName);
Console.WriteLine(" State: {0}", serverStatus.State);
Console.WriteLine(" CurrentTime: {0}", serverStatus.CurrentTime);
Console.WriteLine($"Closing session '{channel.SessionId}'.");
await channel.CloseAsync();
}
public void UpdateDuplicatedNodeIdTest()
{
Mock <IAddressSpaceBuildContext> _asMock = new Mock <IAddressSpaceBuildContext>();
UANodeContext _newNode = new UANodeContext(NodeId.Parse("ns=1;i=11"), _asMock.Object);
Mock <IBuildErrorsHandling> _traceMock = new Mock <IBuildErrorsHandling>();
List <TraceMessage> _traceBuffer = new List <TraceMessage>();
_traceMock.Setup(x => x.TraceEvent(It.IsAny <TraceMessage>())).Callback <TraceMessage>(x => _traceBuffer.Add(x));
_newNode.Log = _traceMock.Object;
UAVariable _nodeFactory = new UAVariable()
{
NodeId = "ns=1;i=47",
BrowseName = "EURange",
ParentNodeId = "ns=1;i=43",
DataType = "i=884",
DisplayName = new XML.LocalizedText[] { new XML.LocalizedText()
{
Value = "EURange"
} }
};
_newNode.Update(_nodeFactory, x => Assert.Fail());
_newNode.Update(_nodeFactory, x => Assert.Fail());
Assert.AreEqual <int>(1, _traceBuffer.Count);
Assert.AreEqual <string>(_traceBuffer[0].BuildError.Identifier, BuildError.NodeIdDuplicated.Identifier);
}
internal static void GetParameters(this XML.DataTypeDefinition dataTypeDefinition, IDataTypeDefinitionFactory dataTypeDefinitionFactory, IAddressSpaceBuildContext nodeContext, Action <TraceMessage> traceEvent)
{
if (dataTypeDefinition is null)
{
return;
}
//xsd comment < !--BaseType is obsolete and no longer used.Left in for backwards compatibility. -->
//definition.BaseType = modelContext.ExportBrowseName(dataTypeDefinition.BaseType, DataTypes.BaseDataType);
dataTypeDefinitionFactory.IsOptionSet = dataTypeDefinition.IsOptionSet;
dataTypeDefinitionFactory.IsUnion = dataTypeDefinition.IsUnion;
dataTypeDefinitionFactory.Name = null; //TODO UADataType.Definition.Name wrong value #341 modelContext.ExportBrowseName( dataTypeDefinition.Name, DataTypes.BaseDataType);
dataTypeDefinitionFactory.SymbolicName = dataTypeDefinition.SymbolicName;
if (dataTypeDefinition.Field == null || dataTypeDefinition.Field.Length == 0)
{
return;
}
foreach (XML.DataTypeField _item in dataTypeDefinition.Field)
{
IDataTypeFieldFactory _nP = dataTypeDefinitionFactory.NewField();
_nP.Name = _item.Name;
_nP.SymbolicName = _item.SymbolicName;
_item.DisplayName.ExportLocalizedTextArray(_nP.AddDisplayName);
_nP.DataType = nodeContext.ExportBrowseName(NodeId.Parse(_item.DataType), DataTypes.BaseDataType);
_nP.ValueRank = _item.ValueRank.GetValueRank(traceEvent);
_nP.ArrayDimensions = _item.ArrayDimensions;
_nP.MaxStringLength = _item.MaxStringLength;
_item.Description.ExportLocalizedTextArray(_nP.AddDescription);
_nP.Value = _item.Value;
_nP.IsOptional = _item.IsOptional;
}
}
public void RemoveInheritedValuesTest()
{
UAVariable _derivedNode = new UAVariable()
{
NodeId = "ns=1;i=47", BrowseName = "EURange", ParentNodeId = "ns=1;i=43", DataType = "i=884",
DisplayName = new XML.LocalizedText[] { new XML.LocalizedText()
{
Value = "EURange"
} }
};
UANode _baseNode = new UAVariable()
{
NodeId = "i=17568", BrowseName = "EURange", ParentNodeId = "i=15318", DataType = "i=884",
DisplayName = new XML.LocalizedText[] { new XML.LocalizedText()
{
Value = "EURange"
} }
};
Mock <IAddressSpaceBuildContext> _asMock = new Mock <IAddressSpaceBuildContext>();
IUANodeContext _derivedNodeContext = new UANodeContext(NodeId.Parse("ns=1;i=47"), _asMock.Object);
_derivedNodeContext.Update(_derivedNode, x => Assert.Fail());
UANodeContext _baseNodeContext = new UANodeContext(NodeId.Parse("i=17568"), _asMock.Object);
_baseNodeContext.Update(_baseNode, x => Assert.Fail());
_derivedNodeContext.RemoveInheritedValues(_baseNodeContext);
Assert.AreEqual <string>("EURange", _derivedNode.BrowseName);
Assert.IsNull(_derivedNode.DataType);
Assert.IsNull(_derivedNode.Description);
}
public void ExportBrowseNameTest()
{
UANodeSet _tm = TestData.CreateNodeSetModel();
Mock <IAddressSpaceBuildContext> _asMock = new Mock <IAddressSpaceBuildContext>();
_asMock.Setup(x => x.GetNamespace(0)).Returns <ushort>(x => "tempuri.org");
UANode _nodeFactory = new UAVariable()
{
NodeId = "ns=1;i=47",
BrowseName = "EURange",
ParentNodeId = "ns=1;i=43",
DataType = "i=884",
DisplayName = new XML.LocalizedText[] { new XML.LocalizedText()
{
Value = "EURange"
} }
};
UANodeContext _node = new UANodeContext(NodeId.Parse("ns=1;i=47"), _asMock.Object);
_node.Update(_nodeFactory, x => Assert.Fail());
XmlQualifiedName _resolvedName = _node.ExportNodeBrowseName();
_asMock.Verify(x => x.GetNamespace(0), Times.Once);
Assert.IsNotNull(_resolvedName);
Assert.AreEqual <string>("tempuri.org:EURange", _resolvedName.ToString());
}
public async Task ConditionRefreshAsync()
{
var response = new CallResponse
{
Results = new CallMethodResult[]
{
new CallMethodResult
{
StatusCode = StatusCodes.BadAttributeIdInvalid
}
}
};
var channel = new TestRequestChannel(response);
var ret = await channel.ConditionRefreshAsync(subscriptionId : 100);
ret
.Should().Be((StatusCode)StatusCodes.BadAttributeIdInvalid);
channel.Request
.Should().BeEquivalentTo(new
{
MethodsToCall = new[]
{
new
{
ObjectId = NodeId.Parse(ObjectTypeIds.ConditionType),
MethodId = NodeId.Parse(MethodIds.ConditionType_ConditionRefresh),
InputArguments = new Variant[] { 100u }
}
}
});
}
private void OkBTN_Click(object sender, EventArgs e)
{
NodeId viewId = null;
try
{
viewId = NodeId.Parse(ViewIdTB.Text);
}
catch (Exception)
{
MessageBox.Show("Please enter a valid node id for the view id.", this.Text);
}
try
{
ViewDescription view = null;
if (!NodeId.IsNull(viewId) || ViewTimestampCK.Checked || ViewVersionCK.Checked)
{
view = new ViewDescription();
view.ViewId = viewId;
view.Timestamp = DateTime.MinValue;
view.ViewVersion = 0;
if (ViewTimestampCK.Checked && ViewTimestampDP.Value > ViewTimestampDP.MinDate)
{
view.Timestamp = ViewTimestampDP.Value;
}
if (ViewVersionCK.Checked)
{
view.ViewVersion = (uint)ViewVersionNC.Value;
}
}
m_browser.View = view;
m_browser.MaxReferencesReturned = (uint)MaxReferencesReturnedNC.Value;
m_browser.BrowseDirection = (BrowseDirection)BrowseDirectionCB.SelectedItem;
m_browser.NodeClassMask = (int)NodeClass.View | (int)NodeClass.Object;
m_browser.ReferenceTypeId = ReferenceTypeCTRL.SelectedTypeId;
m_browser.IncludeSubtypes = IncludeSubtypesCK.Checked;
m_browser.NodeClassMask = 0;
int nodeClassMask = 0;
foreach (NodeClass nodeClass in NodeClassList.CheckedItems)
{
nodeClassMask |= (int)nodeClass;
}
m_browser.NodeClassMask = nodeClassMask;
DialogResult = DialogResult.OK;
}
catch (Exception exception)
{
GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}
public async Task Polling()
{
var channel = new UaTcpSessionChannel(
this.localDescription,
this.certificateStore,
new AnonymousIdentity(),
EndpointUrl,
loggerFactory: this.loggerFactory);
await channel.OpenAsync();
Console.WriteLine($"Opened session with endpoint '{channel.RemoteEndpoint.EndpointUrl}'.");
Console.WriteLine($"SecurityPolicy: '{channel.RemoteEndpoint.SecurityPolicyUri}'.");
Console.WriteLine($"SecurityMode: '{channel.RemoteEndpoint.SecurityMode}'.");
Console.WriteLine($"Activated session '{channel.SessionId}'.");
var readRequest = new ReadRequest {
NodesToRead = new[] { new ReadValueId {
NodeId = NodeId.Parse(VariableIds.Server_ServerStatus_CurrentTime), AttributeId = AttributeIds.Value
} }
};
for (int i = 0; i < 10; i++)
{
var readResult = await channel.ReadAsync(readRequest);
Console.WriteLine("Read {0}", readResult.Results[0].GetValueOrDefault <DateTime>());
await Task.Delay(1000);
}
Console.WriteLine($"Closing session '{channel.SessionId}'.");
await channel.CloseAsync();
}
/// <summary>
/// Invokes the method Robot1Multiply.
/// </summary>
public async void Robot1Multiply()
{
try
{
// Call the method, passing the input arguments in a Variant[].
var response = await UaTcpSessionClient.FromModel(this).CallAsync(new CallRequest
{
MethodsToCall = new[]
{
new CallMethodRequest
{
ObjectId = NodeId.Parse("ns=2;s=Robot1"),
MethodId = NodeId.Parse("ns=2;s=Robot1_Multiply"),
InputArguments = new Variant[] { this.InputA, this.InputB }
}
}
});
// When the method returns, save the output argument.
this.Result = (double)response.Results[0].OutputArguments[0];
}
catch (Exception ex)
{
Debug.WriteLine("Error calling Robot1Multiply method: {0}", ex);
}
}
public void NodeIdDictionaryTestMethod2()
{
Dictionary <string, NodeId> _dc = new Dictionary <string, NodeId>();
_dc.Add(VariableTypeIds.PropertyType.ToString(), VariableTypeIds.PropertyType);
_dc.Add(VariableTypeIds.AnalogItemType.ToString(), VariableTypeIds.AnalogItemType);
_dc.Add(VariableTypeIds.ArrayItemType.ToString(), VariableTypeIds.ArrayItemType);
_dc.Add(VariableTypeIds.BaseDataVariableType.ToString(), VariableTypeIds.BaseDataVariableType);
_dc.Add(VariableTypeIds.BaseVariableType.ToString(), VariableTypeIds.BaseVariableType);
NodeId _id = NodeId.Null;
string _ni = "g=09087e75-8e5e-499b-954f-f2a9603db28a";
Assert.IsTrue(_dc.TryGetValue(VariableTypeIds.PropertyType.ToString(), out _id));
Assert.IsFalse(_dc.TryGetValue(NodeId.Parse(_ni).ToString(), out _id));
_id = NodeId.Parse(_ni);
Assert.IsNotNull(_id);
_dc.Add(_id.ToString(), _id);
Assert.IsTrue(_dc.TryGetValue(VariableTypeIds.PropertyType.ToString(), out _id));
NodeId _nid = NodeId.Parse(_ni);
Assert.IsNotNull(_nid);
Assert.AreEqual <int>(1, _dc.Where <KeyValuePair <string, NodeId> >(x => x.Key == _nid.ToString()).Count <KeyValuePair <string, NodeId> >());
Assert.IsTrue(_dc.TryGetValue(_nid.ToString(), out _id));
Assert.IsTrue(_dc.ContainsKey(_nid.ToString()));
}
private void Update(IVariableTypeFactory nodeDesign, UAVariableType nodeSet)
{
nodeDesign.ArrayDimensions = nodeSet.ArrayDimensions.ExportString(string.Empty);
nodeDesign.DataType = AS.ExportBrowseName(NodeId.Parse(nodeSet.DataType), DataTypes.Number);
nodeDesign.DefaultValue = nodeSet.Value;
nodeDesign.ValueRank = nodeSet.ValueRank.GetValueRank(Log.TraceEvent);
}
/// <summary>
/// Converts the configured target node id into a OPC UA NodeId.
/// </summary>
public NodeId GetNodeIdFromId(string id)
{
String sanitizedId;
NodeId nodeId = null;
try
{
if (id.Contains("nsu="))
{
Logger.Debug($"Normalizing «{id}»...");
sanitizedId = id.Replace(" ;", ";");
ExpandedNodeId expandedNodeId = ExpandedNodeId.Parse(sanitizedId);
nodeId = new NodeId(expandedNodeId.Identifier, (ushort)_namespaceTable.GetIndex(expandedNodeId.NamespaceUri));
}
else
{
nodeId = NodeId.Parse(id);
}
}
catch (Exception e)
{
Logger.Error(e, $"The NodeId has an invalid format '{id}'!");
Environment.ExitCode = 1;
}
return(nodeId);
}
public void ConstructorNodeIdTest()
{
Mock <IAddressSpaceBuildContext> _addressSpaceMock = new Mock <IAddressSpaceBuildContext>();
UANodeContext _toTest = new UANodeContext(NodeId.Parse("ns=1;i=11"), _addressSpaceMock.Object);
Assert.IsNotNull(_toTest.BrowseName);
Assert.IsTrue(new QualifiedName() == _toTest.BrowseName);
Assert.IsFalse(_toTest.InRecursionChain);
Assert.IsFalse(_toTest.IsProperty);
Assert.IsFalse(((IUANodeBase)_toTest).IsPropertyVariableType);
Assert.IsFalse(_toTest.ModelingRule.HasValue);
Assert.IsNotNull(_toTest.NodeIdContext);
Assert.IsTrue(_toTest.NodeIdContext.ToString() == "ns=1;i=11");
Assert.IsNull(_toTest.UANode);
XML.UANode _node = UnitTest.Helpers.TestData.CreateUAObject();
int _registerReferenceCounter = 0;
_toTest.Update(_node, x => _registerReferenceCounter++);
Assert.AreEqual <int>(2, _registerReferenceCounter);
Assert.IsNotNull(_toTest.BrowseName);
Assert.AreEqual <QualifiedName>(new QualifiedName("NewUAObject", 1), _toTest.BrowseName);
Assert.IsFalse(_toTest.InRecursionChain);
Assert.IsFalse(_toTest.IsProperty);
Assert.IsFalse(((IUANodeBase)_toTest).IsPropertyVariableType);
Assert.IsFalse(_toTest.ModelingRule.HasValue);
Assert.IsNotNull(_toTest.NodeIdContext);
Assert.AreEqual <string>(_toTest.NodeIdContext.ToString(), "ns=1;i=11");
Assert.IsNotNull(_toTest.UANode);
}
private void OkBTN_Click(object sender, EventArgs e)
{
try
{
BrowsePathCollection browsePaths = new BrowsePathCollection();
BrowsePath browsePath = new BrowsePath();
browsePath.StartingNode = NodeId.Parse(StartNode.Text);
browsePath.RelativePath = Opc.Ua.RelativePath.Parse(RelativePath.Text, m_session.TypeTree);
browsePaths.Add(browsePath);
BrowsePathResultCollection results = null;
DiagnosticInfoCollection diagnosticInfos = null;
m_session.TranslateBrowsePathsToNodeIds(
null,
browsePaths,
out results,
out diagnosticInfos);
if (results != null && results.Count == 1)
{
// NodesCTRL.SetNodeList(results[0].MatchingNodeIds);
}
}
catch (Exception exception)
{
GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}
public void EqualsUAVariableTestMethod()
{
UAVariable _derivedNode = new UAVariable()
{
NodeId = "ns=1;i=47",
BrowseName = "EURange",
ParentNodeId = "ns=1;i=43",
DataType = "i=884",
DisplayName = new XML.LocalizedText[] { new XML.LocalizedText()
{
Value = "EURange"
} }
};
UANode _baseNode = new UAVariable()
{
NodeId = "i=17568",
BrowseName = "EURange",
ParentNodeId = "i=15318",
DataType = "i=884",
DisplayName = new XML.LocalizedText[] { new XML.LocalizedText()
{
Value = "EURange"
} }
};
Mock <IAddressSpaceBuildContext> _asMock = new Mock <IAddressSpaceBuildContext>();
IUANodeContext _derivedNodeContext = new UANodeContext(NodeId.Parse("ns=1;i=47"), _asMock.Object);
_derivedNodeContext.Update(_derivedNode, x => Assert.Fail());
UANodeContext _baseNodeContext = new UANodeContext(NodeId.Parse("i=17568"), _asMock.Object);
_baseNodeContext.Update(_baseNode, x => Assert.Fail());
Assert.IsTrue(_derivedNode.Equals(_baseNode));
Assert.IsTrue(_derivedNodeContext.Equals(_baseNodeContext));
}
public async Task ConfirmAsync()
{
var condition = new AcknowledgeableCondition();
var comment = new LocalizedText("Comment");
var response = new CallResponse
{
Results = new CallMethodResult[]
{
new CallMethodResult
{
StatusCode = StatusCodes.BadAttributeIdInvalid
}
}
};
var channel = new TestRequestChannel(response);
var ret = await channel.ConfirmAsync(condition, comment);
ret
.Should().Be((StatusCode)StatusCodes.BadAttributeIdInvalid);
channel.Request
.Should().BeEquivalentTo(new
{
MethodsToCall = new[]
{
new
{
ObjectId = condition.ConditionId,
MethodId = NodeId.Parse(MethodIds.AcknowledgeableConditionType_Confirm),
InputArguments = new Variant[] { condition.EventId, comment }
}
}
});
}
/// <summary>
/// Reads first/next level of tag tree.
/// </summary>
async Task <Tag> ReadTag(ReferenceDescription[] rds, UaTcpSessionChannel channel, Tag tag)
{
ReadValueId[] items = new ReadValueId[1];
items[0] = new ReadValueId {
NodeId = NodeId.Parse(rds.Last().NodeId.ToString()), AttributeId = AttributeIds.DataType
};
ReadRequest readRequest = new ReadRequest {
NodesToRead = items
};
ReadResponse readResponse = await channel.ReadAsync(readRequest);
if (string.IsNullOrEmpty(tag.Name))
{
tag = new Tag(rds.Take(rds.Length - 1).ToList());
}
tag.NestedName(rds.Last().DisplayName);
if (rds.Length > 2)
{
tag.Group4 = rds[1].DisplayName.ToString();
}
if (rds.Length > 1)
{
tag.Group3 = rds[0].DisplayName.ToString();
}
if (readResponse.Results[0].Value != null)
{
tag.ConversionFunction = Typ(readResponse.Results[0].Value.ToString());
}
return(tag);
}
private async void OkBTN_Click(object sender, EventArgs e)
{
NodeId viewId = null;
try
{
viewId = NodeId.Parse(ViewIdTB.Text);
}
catch (Exception)
{
MessageDlg dialog = new MessageDlg("Please enter a valid node id for the view id.");
await dialog.ShowAsync();
}
try
{
ViewDescription view = null;
if (!NodeId.IsNull(viewId) || ((bool)ViewTimestampCK.IsChecked || (bool)ViewVersionCK.IsChecked))
{
view = new ViewDescription();
view.ViewId = viewId;
view.Timestamp = DateTime.MinValue;
view.ViewVersion = 0;
if ((bool)ViewTimestampCK.IsChecked && (ViewTimestampDP.Date > ViewTimestampDP.MinYear))
{
view.Timestamp = Convert.ToDateTime(ViewTimestampDP.Date);
}
if ((bool)ViewVersionCK.IsChecked)
{
view.ViewVersion = (uint)ViewVersionNC.Value;
}
}
m_browser.View = view;
m_browser.MaxReferencesReturned = (uint)MaxReferencesReturnedNC.Value;
m_browser.BrowseDirection = (BrowseDirection)BrowseDirectionCB.SelectedItem;
m_browser.NodeClassMask = (int)NodeClass.View | (int)NodeClass.Object;
m_browser.ReferenceTypeId = ReferenceTypeCTRL.SelectedTypeId;
m_browser.IncludeSubtypes = (bool)IncludeSubtypesCK.IsChecked;
m_browser.NodeClassMask = 0;
int nodeClassMask = 0;
foreach (NodeClass nodeClass in NodeClassList.Items)
{
nodeClassMask |= (int)nodeClass;
}
m_browser.NodeClassMask = nodeClassMask;
}
catch (Exception exception)
{
GuiUtils.HandleException(String.Empty, GuiUtils.CallerName(), exception);
}
}
public async Task SessionTimeoutCausesFault()
{
// discover available endpoints of server.
var getEndpointsRequest = new GetEndpointsRequest
{
EndpointUrl = EndpointUrl,
ProfileUris = new[] { TransportProfileUris.UaTcpTransport }
};
Console.WriteLine($"Discovering endpoints of '{getEndpointsRequest.EndpointUrl}'.");
var getEndpointsResponse = await UaTcpDiscoveryService.GetEndpointsAsync(getEndpointsRequest);
var selectedEndpoint = getEndpointsResponse.Endpoints.OrderBy(e => e.SecurityLevel).Last();
var selectedTokenType = selectedEndpoint.UserIdentityTokens[0].TokenType;
IUserIdentity selectedUserIdentity;
switch (selectedTokenType)
{
case UserTokenType.UserName:
selectedUserIdentity = new UserNameIdentity("root", "secret");
break;
default:
selectedUserIdentity = new AnonymousIdentity();
break;
}
var channel = new UaTcpSessionChannel(
this.localDescription,
this.certificateStore,
selectedUserIdentity,
selectedEndpoint,
loggerFactory: this.loggerFactory,
options: new UaTcpSessionChannelOptions {
SessionTimeout = 10000
});
await channel.OpenAsync();
Console.WriteLine($"Opened session with endpoint '{channel.RemoteEndpoint.EndpointUrl}'.");
Console.WriteLine($"SecurityPolicy: '{channel.RemoteEndpoint.SecurityPolicyUri}'.");
Console.WriteLine($"SecurityMode: '{channel.RemoteEndpoint.SecurityMode}'.");
Console.WriteLine($"Activated session '{channel.SessionId}'.");
// server should close session due to inactivity
await Task.Delay(20000);
// should throw exception
var readRequest = new ReadRequest {
NodesToRead = new[] { new ReadValueId {
NodeId = NodeId.Parse(VariableIds.Server_ServerStatus_CurrentTime), AttributeId = AttributeIds.Value
} }
};
await channel.ReadAsync(readRequest);
Console.WriteLine($"Closing session '{channel.SessionId}'.");
await channel.CloseAsync();
}
public void CalculateNodeReferencesNullFactoryTest()
{
Mock <IAddressSpaceBuildContext> _addressSpaceMock = new Mock <IAddressSpaceBuildContext>();
Mock <IValidator> _validatorMoc = new Mock <IValidator>();
IUANodeBase _first = new UANodeContext(NodeId.Parse("ns=1;i=11"), _addressSpaceMock.Object);
_first.CalculateNodeReferences(null, _validatorMoc.Object);
}
public void CalculateNodeReferencesValidatorIsNullTest()
{
Mock <IAddressSpaceBuildContext> _addressSpaceMock = new Mock <IAddressSpaceBuildContext>();
Mock <INodeFactory> _mockNodeFactory = new Mock <INodeFactory>();
IUANodeBase _first = new UANodeContext(NodeId.Parse("ns=1;i=11"), _addressSpaceMock.Object);
_first.CalculateNodeReferences(_mockNodeFactory.Object, null);
}
private UANodeContext NewNode(UANode newNode)
{
UANodeContext _newNode = new UANodeContext(NodeId.Parse(newNode.NodeId), this);
_newNode.Update(newNode, x => { m_References.Add(x.Key, x); });
Add2mNodesDictionary(_newNode);
return(_newNode);
}
/// <summary>
/// Finishes a drag and drop action whereas this control is used as target.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
private void MonitoredItems_DragDrop(object sender, DragEventArgs e)
{
// Retrieve the event data and create the according nodeid.
String sNodeId = (String)e.Data.GetData(typeof(System.String));
NodeId nodeId = NodeId.Parse(sNodeId);
addMonitoredItem(nodeId);
}
private NodeId ParseNodeId(string txt)
{
if (_alias.TryGetValue(txt, out var nodeId))
{
return(nodeId);
}
return(NodeId.Parse(txt));
}
private bool TryGetForwardId(NodeId nodeId, out NodeId forwardId)
{
var curId = nodeId;
while (_parentIds.TryGetValue(curId, out var parentId))
{
curId = parentId;
}
if (curId.NamespaceIndex != 0 || curId.IdType != IdType.Numeric)
{
forwardId = null;
return(false);
}
switch ((uint)curId.Identifier)
{
case 290: // Duration
forwardId = NodeId.Parse(DataTypeIds.Double);
return(true);
case 294:
forwardId = NodeId.Parse(DataTypeIds.DateTime);
return(true);
case BooleanNumber:
case SByteNumber:
case ByteNumber:
case Int16Number:
case UInt16Number:
case Int32Number:
case UInt32Number:
case Int64Number:
case UInt64Number:
case FloatNumber:
case DoubleNumber:
case StringNumber:
case DateTimeNumber:
case GuidNumber:
case ByteStringNumber:
case XmlElementNumber:
case NodeIdNumber:
case ExpandedNodeIdNumber:
case StatusCodeNumber:
case QualifiedNameNumber:
case LocalizedTextNumber:
case DataValueNumber:
case BaseDataTypeNumber:
case DiagnosticInfoNumber:
forwardId = curId;
return(forwardId != nodeId);
}
forwardId = null;
return(false);
}
public void EncodeNodeId(string id)
{
var input = NodeId.Parse(id);
var expected = Opc.Ua.NodeId.Parse(id);
EncodeDecode(
e => e.WriteNodeId(null, input),
d => d.ReadNodeId(null))
.Should().Be(expected);
}
