public MainForm(ApplicationInstance application)
{
InitializeComponent();
Icon = ClientUtils.GetAppIcon();
m_application = application;
// get the configuration.
m_configuration = m_application.ApplicationConfiguration.ParseExtension <GlobalDiscoveryClientConfiguration>();
// use suitable defaults if no configuration exists.
if (m_configuration == null)
{
m_configuration = new GlobalDiscoveryClientConfiguration()
{
GlobalDiscoveryServerUrl = "opc.tcp://localhost:58810/GlobalDiscoveryServer",
ExternalEditor = "notepad.exe"
};
}
m_filters = new QueryServersFilter();
m_identity = new UserIdentity();
m_gds = new GlobalDiscoveryServerMethods(m_application, m_configuration);
m_gds.KeepAlive += GdsServer_KeepAlive;
m_gds.ServerStatusChanged += GdsServer_StatusNotification;
m_lds = new LocalDiscoveryServerMethods(m_application.ApplicationConfiguration);
m_server = new ServerPushConfigurationMethods(m_application);
m_server.KeepAlive += Server_KeepAlive;
m_server.ServerStatusChanged += Server_StatusNotification;
m_server.ConnectionStatusChanged += Server_ConnectionStatusChanged;
RegistrationPanel.Initialize(m_gds, null, m_configuration);
m_application.ApplicationConfiguration.CertificateValidator.CertificateValidation += CertificateValidator_CertificateValidation;
UpdateStatus(true, DateTime.MinValue, "---");
UpdateGdsStatus(true, DateTime.MinValue, "---");
ShowPanel(Panel.None);
SelectServerButton.Enabled = false;
ServerStatusButton.Enabled = false;
CertificateButton.Enabled = false;
HttpsCertificateButton.Visible = false;
TrustListButton.Enabled = false;
HttpsTrustListButton.Visible = false;
}
public void Initialize(GlobalDiscoveryServerMethods gds, ServerPushConfigurationMethods server, RegisteredApplication application, bool isHttps)
{
m_gds = gds;
m_server = server;
m_application = application;
// display local trust list.
if (application != null)
{
m_trustListStorePath = (isHttps) ? m_application.HttpsTrustListStorePath : m_application.TrustListStorePath;
m_issuerListStorePath = (isHttps) ? m_application.HttpsIssuerListStorePath : m_application.IssuerListStorePath;
CertificateStoreControl.Initialize(m_trustListStorePath, m_issuerListStorePath, null);
MergeWithGdsButton.Enabled = !String.IsNullOrEmpty(m_trustListStorePath);
}
ApplyChangesButton.Enabled = false;
}
public async Task Initialize(
GlobalDiscoveryClientConfiguration configuration,
GlobalDiscoveryServerMethods gds,
ServerPushConfigurationMethods server,
RegisteredApplication application,
bool isHttps)
{
m_configuration = configuration;
m_gds = gds;
m_server = server;
m_application = application;
m_certificate = null;
m_certificatePassword = null;
CertificateRequestTimer.Enabled = false;
RequestProgressLabel.Visible = false;
ApplyChangesButton.Enabled = false;
CertificateControl.ShowNothing();
X509Certificate2 certificate = null;
if (!isHttps)
{
if (server.Endpoint != null && server.Endpoint.Description.ServerCertificate != null)
{
certificate = new X509Certificate2(server.Endpoint.Description.ServerCertificate);
}
else if (application != null)
{
if (!String.IsNullOrEmpty(application.CertificatePublicKeyPath))
{
string file = Utils.GetAbsoluteFilePath(application.CertificatePublicKeyPath, true, false, false);
if (file != null)
{
certificate = new X509Certificate2(file);
}
}
else if (!String.IsNullOrEmpty(application.CertificateStorePath))
{
CertificateIdentifier id = new CertificateIdentifier
{
StorePath = application.CertificateStorePath
};
id.StoreType = CertificateStoreIdentifier.DetermineStoreType(id.StorePath);
id.SubjectName = application.CertificateSubjectName.Replace("localhost", Utils.GetHostName());
certificate = await id.Find(true);
}
}
}
else
{
if (application != null)
{
if (!String.IsNullOrEmpty(application.HttpsCertificatePublicKeyPath))
{
string file = Utils.GetAbsoluteFilePath(application.HttpsCertificatePublicKeyPath, true, false, false);
if (file != null)
{
certificate = new X509Certificate2(file);
}
}
else
{
foreach (string disoveryUrl in application.DiscoveryUrl)
{
if (Uri.IsWellFormedUriString(disoveryUrl, UriKind.Absolute))
{
Uri url = new Uri(disoveryUrl);
CertificateIdentifier id = new CertificateIdentifier()
{
StoreType = CertificateStoreType.X509Store,
StorePath = "CurrentUser\\UA_MachineDefault",
SubjectName = "CN=" + url.DnsSafeHost
};
certificate = await id.Find();
}
}
}
}
}
if (certificate != null)
{
try
{
CertificateControl.Tag = certificate.Thumbprint;
}
catch (Exception)
{
MessageBox.Show(
Parent,
"The certificate does not appear to be valid. Please check configuration settings.",
Parent.Text,
MessageBoxButtons.OK,
MessageBoxIcon.Error);
certificate = null;
}
}
WarningLabel.Visible = certificate == null;
if (certificate != null)
{
m_certificate = certificate;
CertificateControl.ShowValue(null, "Application Certificate", new CertificateWrapper()
{
Certificate = certificate
}, true);
}
}
public void Initialize(ServerPushConfigurationMethods server)
{
m_server = server;
ServerBrowseControl.Initialize((server != null) ? server.Session : null, Opc.Ua.ObjectIds.ObjectsFolder, ReferenceTypeIds.HierarchicalReferences);
}