public async Task Setup()
{
this.referenceDescriptionCollection = new ReferenceDescriptionCollection()
{
new ReferenceDescription()
{
NodeId = new ExpandedNodeId(new NodeId(0))
},
new ReferenceDescription()
{
NodeId = new ExpandedNodeId(new NodeId(1))
},
new ReferenceDescription()
{
NodeId = new ExpandedNodeId(new NodeId(2))
}
};
this.statusBarViewModel = new Mock <IStatusBarControlViewModel>();
this.statusBarViewModel.Setup(x => x.Append(It.IsAny <string>(), It.IsAny <StatusBarMessageSeverity>()));
this.reconnectHandler = new Mock <IOpcSessionReconnectHandler>();
this.reconnectHandler.Setup(x => x.Activate());
this.reconnectHandler.Setup(x => x.Deactivate());
this.reconnectHandler.Setup(x => x.BeginReconnect(It.IsAny <Session>(), It.IsAny <EventHandler>(), It.IsAny <int>()));
this.sessionHandler = new Mock <IOpcSessionHandler>();
this.sessionHandler.Setup(x => x.NamespaceUris).Returns(new NamespaceTable());
this.sessionHandler.Setup(x => x.KeepAliveStopped).Returns(false);
this.sessionHandler.Setup(x => x.DefaultSubscription).Returns(new Subscription());
this.sessionHandler.Setup(x => x.AddSubscription(It.IsAny <Subscription>())).Returns(true);
this.sessionHandler.Setup(x => x.RemoveSubscription(It.IsAny <Subscription>())).Returns(true);
this.sessionHandler.Setup(x => x.ClearSubscriptions()).Returns(true);
this.sessionHandler.Setup(x => x.FetchReferences(It.IsAny <NodeId>())).Returns(this.referenceDescriptionCollection);
this.sessionHandler.Setup(x => x.SetSession(this.reconnectHandler.Object));
this.sessionHandler.Setup(x => x.SelectEndpoint(Endpoint, true, 15000)).Returns(new EndpointDescription(Endpoint));
this.sessionHandler.Setup(x => x.CallMethod(It.IsAny <NodeId>(), It.IsAny <NodeId>(), It.IsAny <object[]>())).Returns(new List <object>()
{
1
});
this.sessionHandler.Setup(x => x.Browse(It.IsAny <NodeId>(), It.IsAny <NodeId>(), It.IsAny <bool>(), It.IsAny <uint>(), out It.Ref <byte[]> .IsAny, out this.referenceDescriptionCollection));
this.sessionHandler.Setup(x => x.CreateSession(It.IsAny <ApplicationConfiguration>(), It.IsAny <ConfiguredEndpoint>(), It.IsAny <bool>(),
It.IsAny <string>(), It.IsAny <uint>(), It.IsAny <IUserIdentity>(), It.IsAny <IList <string> >())).Returns(Task.CompletedTask);
this.client = new OpcClientService(this.statusBarViewModel.Object, this.sessionHandler.Object, this.reconnectHandler.Object)
{
RefreshInterval = 1000
};
await this.client.Connect(Endpoint);
}
public async Task VerifyConnect()
{
this.client = new OpcClientService(this.statusBarViewModel.Object, this.sessionHandler.Object, this.reconnectHandler.Object)
{
RefreshInterval = 1000
};
await this.client.Connect(Endpoint);
Assert.AreEqual(OpcClientStatusCode.Connected, this.client.OpcClientStatusCode);
Assert.IsTrue(this.client.References.Count > 0);
this.sessionHandler.Setup(x => x.Browse(It.IsAny <NodeId>(), It.IsAny <NodeId>(), It.IsAny <bool>(), It.IsAny <uint>(), out It.Ref <byte[]> .IsAny, out this.referenceDescriptionCollection))
.Throws <HttpRequestException>();
Assert.ThrowsAsync <HttpRequestException>(async() => await this.client.Connect(Endpoint));
}
public static void Run(string pathToXml, string connectionString, string databaseName)
{
try
{
var _opcClient = new OpcClientService();
if (pathToXml == null || pathToXml.Length == 0)
{
throw new ArgumentException();
}
_connectionString = connectionString;
_databaseName = databaseName;
var _operations = XmlSerializer.GetOperations(pathToXml);
_operationTriggers = new Dictionary <string, OpcOperation>();
_branchs = new List <string>()
{
"plc1", "hmi_recipe"
};
_operationManager = new OperationManager(_logger);
_applicationConfiguration = _applicationConfiguration ?? _opcClient.GetApplicationConfiguration();
_applicationInstance = _applicationInstance ?? _opcClient.GetApplicationInstance(_applicationConfiguration);
_ifSertificate = _opcClient.CheckSertificate(_applicationInstance);
_endpointConfiguration = _endpointConfiguration ?? _opcClient.GetEndpointConfiguration(_applicationConfiguration);
try
{
_endpointDescription = _endpointDescription ?? _opcClient.GetEndpointDescription();
}
catch (ServiceResultException ex)
{
throw ex;
}
_configuredEndPoint = _configuredEndPoint ?? _opcClient.GetConfiguredEndpoint(_endpointDescription, _endpointConfiguration);
_session = _opcClient.GetSession(_applicationConfiguration, _configuredEndPoint);
if (!_session.Connected)
{
Thread.Sleep(10000);
return;
}
if (_session == null)
{
_session.KeepAliveInterval = 2000;
_session.KeepAlive += new KeepAliveEventHandler(Session_KeepAlive);
}
SearchDataInTree(_session, ObjectIds.ObjectsFolder);
foreach (var s in _branchs)
{
var _element = s;
SearchDataInTree(_session, new NodeId((_references.FirstOrDefault(x => 0 == string.Compare(x.DisplayName.ToString(), _element, true)).NodeId.ToString())));
}
_operationTriggers = _operationManager.GetOpcOperationCollection(_operations, _references);
var _operationsListForSubscribe = _references.FindAll(x => true == _operationTriggers.Any(z => 0 == string.Compare(z.Value.key, x.DisplayName.ToString(), true)));
var _subscription = new Subscription(_session.DefaultSubscription)
{
PublishingInterval = 1000
};
var _monitoredItems = Subscribe(_subscription, _operationsListForSubscribe);
_monitoredItems.ForEach(i => i.Notification += OnNotification);
Console.WriteLine("Step 1 - Add a list of items you wish to monitor to the subscription.");
_subscription.AddItems(_monitoredItems);
Console.WriteLine("Step 2 - Add the subscription to the session.");
_session.AddSubscription(_subscription);
_subscription.Create();
Console.WriteLine("===================//--//=========================");
Console.ReadKey(true);
}
catch (Exception ex)
{
_logger.Error(ex, "Error SearchDataInTree method: {0}", ex.Message);
}
}