UA-.NETStandard/SampleApplications/Samples/GDS/ClientTest/ServerConfigurationPushTestClient.cs

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 * OPC Foundation MIT License 1.00
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using Opc.Ua.Configuration;
using Opc.Ua.Gds.Client;
using System;
using System.Runtime.Serialization;
using System.Threading.Tasks;


namespace Opc.Ua.Gds.Test
{

    public class ServerConfigurationPushTestClient
    {
        public ServerPushConfigurationClient PushClient { get { return _client; } }
        public static bool AutoAccept = false;


        public ServerConfigurationPushTestClient(bool autoAccept)
        {
            AutoAccept = autoAccept;
        }

        public async Task LoadClientConfiguration()
        {
            ApplicationInstance.MessageDlg = new ApplicationMessageDlg();
            ApplicationInstance application = new ApplicationInstance
            {
                ApplicationName = "Server Configuration Push Test Client",
                ApplicationType = ApplicationType.Client,
                ConfigSectionName = "Opc.Ua.ServerConfigurationPushTestClient"
            };

            // load the application configuration.
            ApplicationConfiguration config = await application.LoadApplicationConfiguration(false);

            // check the application certificate.
            bool haveAppCertificate = await application.CheckApplicationInstanceCertificate(false, 0);
            if (!haveAppCertificate)
            {
                throw new Exception("Application instance certificate invalid!");
            }

            config.CertificateValidator.CertificateValidation += new CertificateValidationEventHandler(CertificateValidator_CertificateValidation);

            // use same server configuration for gds and push tests
            ServerConfigurationPushTestClientConfiguration clientConfiguration = application.ApplicationConfiguration.ParseExtension<ServerConfigurationPushTestClientConfiguration>();
            _client = new ServerPushConfigurationClient(application)
            {
                EndpointUrl = clientConfiguration.ServerUrl
            };

        }

        public void DisconnectClient()
        {
            Console.WriteLine("Disconnect Session. Waiting for exit...");

            if (_client != null)
            {
                ServerPushConfigurationClient pushClient = _client;
                _client = null;
                pushClient.Disconnect();
            }

        }

        private static void CertificateValidator_CertificateValidation(CertificateValidator validator, CertificateValidationEventArgs e)
        {
            if (e.Error.StatusCode == StatusCodes.BadCertificateUntrusted)
            {
                e.Accept = AutoAccept;
                if (AutoAccept)
                {
                    Console.WriteLine("Accepted Certificate: {0}", e.Certificate.Subject);
                }
                else
                {
                    Console.WriteLine("Rejected Certificate: {0}", e.Certificate.Subject);
                }
            }
        }

        private ServerPushConfigurationClient _client;

    }

    /// <summary>
    /// Stores the configuration the data access node manager.
    /// </summary>
    [DataContract(Namespace = Opc.Ua.Namespaces.OpcUaConfig)]
    public class ServerConfigurationPushTestClientConfiguration
    {
        #region Constructors
        /// <summary>
        /// The default constructor.
        /// </summary>
        public ServerConfigurationPushTestClientConfiguration()
        {
            Initialize();
        }

        /// <summary>
        /// Initializes the object during deserialization.
        /// </summary>
        [OnDeserializing()]
        private void Initialize(StreamingContext context)
        {
            Initialize();
        }

        /// <summary>
        /// Sets private members to default values.
        /// </summary>
        private void Initialize()
        {
        }
        #endregion

        #region Public
        [DataMember(Order = 1)]
        public string ServerUrl { get; set; }
        #endregion

        #region Private Members
        #endregion
    }
}