Opc.Ua.Configuration.ApplicationInstance.AddToDiscoveryServerTrustList C# (CSharp) Method

        public static void AddToDiscoveryServerTrustList(
            X509Certificate2 certificate,
            string oldThumbprint,
            IList<X509Certificate2> issuers,
            CertificateStoreIdentifier trustedCertificateStore)
        {
            Utils.Trace(Utils.TraceMasks.Information, "Adding certificate to discovery server trust list.");

            try
            {
                string configurationPath = Utils.GetAbsoluteFilePath(@"%CommonApplicationData%\OPC Foundation\Config\Opc.Ua.DiscoveryServer.Config.xml", true, false, false);

                if (configurationPath == null)
                {
                    throw new ServiceResultException("Could not find the discovery server configuration file. Please confirm that it is installed.");
                }

                Opc.Ua.Security.SecuredApplication ldsConfiguration = new Opc.Ua.Security.SecurityConfigurationManager().ReadConfiguration(configurationPath);
                CertificateStoreIdentifier csid = Opc.Ua.Security.SecuredApplication.FromCertificateStoreIdentifier(ldsConfiguration.TrustedCertificateStore);
                AddApplicationCertificateToStore(csid, certificate, oldThumbprint);

                if (issuers != null && ldsConfiguration.IssuerCertificateStore != null)
                {
                    csid = Opc.Ua.Security.SecuredApplication.FromCertificateStoreIdentifier(ldsConfiguration.IssuerCertificateStore);
                    AddIssuerCertificatesToStore(csid, issuers);
                }

                CertificateIdentifier cid = Opc.Ua.Security.SecuredApplication.FromCertificateIdentifier(ldsConfiguration.ApplicationCertificate);
                X509Certificate2 ldsCertificate = cid.Find(false);

                // add LDS certificate to application trust list.
                if (ldsCertificate != null && trustedCertificateStore != null)
                {
                    AddApplicationCertificateToStore(csid, ldsCertificate, null);
                }
            }
            catch (Exception e)
            {
                Utils.Trace(e, "Could not add certificate to discovery server trust list.");
            }
        }