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opc-ua certificate-based user authentication on linux

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29 Sep 2021 09:23 #10237 by support
[after an email exchange with the customer, resuming communication on the forum topic]
Hello,

thank you very much for the provided UA server access. I have added the support for X.509 certificate user authentication into QuickOPC for .NET Core/.NET 5+, and have verified that it works - under Windows. I kindly ask you to verify it under Linux, and let us know.

The support will be officially available in the next QuickOPC version, i.e. QuickOPC 2021.3, with likely release date in November 2021.
It is now, however, already available in the "preview" NuGet package, 5.62.0-rev17. Please use this package for your testing.

Best regards
The following user(s) said Thank You: dgu

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25 Sep 2021 06:52 #10233 by support
That would be great, thank you. I will send the information to the email address you used to register with the forums.

Best regards

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24 Sep 2021 17:38 #10231 by dgu
hi support, I can launch an aws lightsail instance for testing, let me know the OS, source network ip for whitelisting, and preferred means to provide you connection info.

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24 Sep 2021 12:24 #10229 by support
Hello,
thank you for your continuing interest in our products.

I have checked into the issue. The X.509 certificate token is not currently supported under .NET Core/.NET 5+ (so, this applies to Linux - but also to Windows if the project is targeting the .NET Core runtime and not .NET Framework).

But, the reason for this appears to be obsoleted. I have reviewed the code and it looks that it should not be difficult to support the X.509 certificate token under .NET Core/.NET 5+.

Unfortunately, we currently do not have a server to test this particular feature against. Would it be possible that you either provide us with the server (if it is PC-based), or privately expose its endpoint to us, for testing this out?

Best regards

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23 Sep 2021 17:39 #10228 by dgu
We are evaluating the latest version on linux using .net standard profile for certificate-based user authentication (instead of user/password). However, the exception suggests the feature is not supported yet, any plan to include it in the near future? We have licensed older version that works on windows, would consider upgrading if this is possible, thanks!

Application domain unhandled exception details:
OpcLabs.EasyOpc.UA.OperationModel.UAException: An OPC-UA operation failure with error ID 'OpcLabs.UAEngine=1' occurred, originating from 'OpcLabs.EasyOpcUA' and with depth of 2. The inner exception, of type "OpcLabs.EasyOpc.UA.Engine.UAEngineException", contains details about the problem.
---> OpcLabs.EasyOpc.UA.Engine.UAEngineException: UA SDK error (System.NotSupportedException) in 'static Session.Create'. Token info of type "OpcLabs.BaseLib.IdentityModel.User.X509CertificateTokenInfo" is not supported when creating a new OPC UA user identity for the client.
+ The client method called (or event/callback invoked) was 'ReadMultiple'.
---> System.NotSupportedException: Token info of type "OpcLabs.BaseLib.IdentityModel.User.X509CertificateTokenInfo" is not supported when creating a new OPC UA user identity for the client.
at OpcLabs.EasyOpc.UA.Sdk.Utilities.UserIdentityUtilities.CreateFromTokenInfo(TokenInfo tokenInfo)
at OpcLabs.EasyOpc.UA.Toolkit.ClientServer.UAClientSessionBase.CreateSdkUserIdentity(UserIdentity userIdentity, TokenInfoPolicy tokenInfoPolicy, TokenSelectionPolicy tokenSelectionPolicy)
at OpcLabs.EasyOpc.UA.Toolkit.ClientServer.UAClientSessionBase.SelectSdkUserIdentity(EndpointDescription sdkEndpointDescription)
at OpcLabs.EasyOpc.UA.Toolkit.ClientServer.UAClientSessionBase.CreateSdkUserIdentity(EndpointDescription sdkEndpointDescription)
at OpcLabs.EasyOpc.UA.Sdk.Shims.SessionShim.Create(ApplicationConfiguration configuration, ConfiguredEndpoint endpoint, Boolean updateBeforeConnect, Boolean checkDomain, String sessionName, UInt32 millisecondsSessionTimeout, Func`2 identityFunction, IList`1 preferredLocales, Action`2 domainCheckError, Action`1 setupSession, Action`1 setupTransportChannel)
at OpcLabs.EasyOpc.UA.Toolkit.Sdk.ToolkitSession.Create(ApplicationConfiguration configuration, ConfiguredEndpoint endpoint, Boolean updateBeforeConnect, Boolean checkDomain, String sessionName, UInt32 millisecondsSessionTimeout, Func`2 identityFunction, IList`1 preferredLocales, Action`2 domainCheckError, Action`1 setupTransportChannel, UAClientSessionBase clientSession)
--- End of inner exception stack trace ---
== Activity Trace ==
Following (3) events were gathered during the action on activity ID [12], in the order of first occurrence:
[4] SDK trace: Channel 357 in Closed state.
[4] SDK trace: CLIENTCHANNEL SOCKET CLOSED: 0166EE84, ChannelId=357
Exception: {System.AggregateException} One or more errors occurred.
Events starting with activity ID in [] may not necessarily be related to the current action.

--- End of inner exception stack trace ---
at OpcLabs.EasyOpc.UA.OperationModel.UAException.CheckSuccess(Exception exception)
at OpcLabs.EasyOpc.UA.OperationModel.UAException.CheckSuccess(OperationResult operationResult)
at OpcLabs.EasyOpc.UA.IEasyUAClientExtension.Read(IEasyUAClient client, UAReadArguments readArguments)
at OpcLabs.EasyOpc.UA.IEasyUAClientExtension.Read(IEasyUAClient client, UAEndpointDescriptor endpointDescriptor, UANodeDescriptor nodeDescriptor)
at qopc3.Program.Main(String[] args) in /home/dgu/RiderProjects/qopc3/qopc3/Program.cs:line 39

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