private void BrowseBTN_Click(object sender, EventArgs e)
{
CertificateStoreIdentifier store = new CertificateStoreIdentifier();
store.StoreType = CertificateStoreIdentifier.DetermineStoreType(CertificateStoreControl.Text);
store.StorePath = CertificateStoreControl.Text;
store = new CertificateStoreDlg().ShowDialog(store);
if (store == null)
{
return;
}
CertificateStoreControl.Text = store.StorePath;
if (m_CertificateStoreSelected != null)
{
m_CertificateStoreSelected(this, new EventArgs());
}
}
private void BrowseBTN_Click(object sender, EventArgs e)
{
CertificateStoreIdentifier store = new CertificateStoreIdentifier();
store.StoreType = CertificateStoreType.Directory;
store.StorePath = CertificateStoreControl.Text;
store = new CertificateStoreDlg().ShowDialog(store);
if (store == null)
{
return;
}
CertificateStoreControl.Text = store.StorePath;
if (m_CertificateStoreSelected != null)
{
m_CertificateStoreSelected(this, new EventArgs());
}
}
private void MergeTrustListBTN_Click(object sender, EventArgs e)
{
try
{
// get application.
ManagedApplication application = ApplicationToManageCTRL.GetSelectedApplication();;
if (application == null)
{
return;
}
// load the configuration.
application.Reload();
CertificateStoreIdentifier store = GetDefaultStore(application, false);
// chose trust list to import.
CertificateStoreDlg dialog = new CertificateStoreDlg();
dialog.Text = "Select Certificate Trust List to use as Source";
CertificateStoreIdentifier id = dialog.ShowDialog(store);
if (id == null)
{
return;
}
if (String.Compare(application.TrustList.StorePath, id.StorePath, StringComparison.OrdinalIgnoreCase) == 0)
{
MessageBox.Show("Selected Certificate Store is already the same as the Application Trust List", "Merge Trust List", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// check for private keys.
StringBuilder buffer = new StringBuilder();
buffer.Append("This operation will add all of the certificates in the selected trust list to ");
buffer.Append("the application trust list.");
buffer.Append("\r\n");
buffer.Append("\r\n");
buffer.Append("Do you wish to proceed?\r\n");
buffer.Append("\r\n");
buffer.Append("Current Application Trust List = ");
buffer.Append(application.TrustList.ToString());
buffer.Append("\r\n");
buffer.Append("Selected Trust List = ");
buffer.Append(id.ToString());
DialogResult result = new YesNoDlg().ShowDialog(buffer.ToString(), "Merge Trust List");
if (result != DialogResult.Yes)
{
return;
}
// delete existing certificates.
ICertificateStore targetStore = application.TrustList.OpenStore();
// add the certificates.
ICertificateStore sourceStore = id.OpenStore();
foreach (X509Certificate2 certificate in sourceStore.Enumerate())
{
if (targetStore.FindByThumbprint(certificate.Thumbprint) == null)
{
targetStore.Add(new X509Certificate2(certificate.RawData));
}
}
EditTrustListBTN_Click(sender, e);
}
catch (Exception exception)
{
GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}
private void ReplaceTrustListBTN_Click(object sender, EventArgs e)
{
try
{
// get application.
ManagedApplication application = ApplicationToManageCTRL.GetSelectedApplication();;
if (application == null)
{
return;
}
// load the configuration.
application.Reload();
CertificateStoreIdentifier store = GetDefaultStore(application, false);
// chose trust list to import.
CertificateStoreDlg dialog = new CertificateStoreDlg();
dialog.Text = "Select Certificate Trust List to use as Source";
CertificateStoreIdentifier id = dialog.ShowDialog(store);
if (id == null)
{
return;
}
if (String.Compare(application.TrustList.StorePath, id.StorePath, StringComparison.OrdinalIgnoreCase) == 0)
{
MessageBox.Show("Selected Certificate Store is already the same as the Application Trust List", "Replace Trust List", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// check for private keys.
ICertificateStore targetStore = application.TrustList.OpenStore();
X509Certificate2Collection certificates = targetStore.Enumerate();
bool hasPrivateKeys = true;
StringBuilder buffer = null;
DialogResult result = DialogResult.None;
while (hasPrivateKeys)
{
hasPrivateKeys = false;
foreach (X509Certificate2 certificate in certificates)
{
if (certificate.HasPrivateKey)
{
hasPrivateKeys = true;
buffer = new StringBuilder();
buffer.Append("The application's current trust list contains certificates with private keys.\r\n");
buffer.Append("Automatically deleting these certificates could break other applications. ");
buffer.Append("\r\n");
buffer.Append("\r\n");
buffer.Append("Would you like to remove these certificates manually?\r\n");
buffer.Append("\r\n");
buffer.Append("Current Application Trust List = ");
buffer.Append(application.TrustList.ToString());
buffer.Append("\r\n");
buffer.Append("Certificate with Private Key = ");
buffer.Append(certificate.Subject);
result = new YesNoDlg().ShowDialog(buffer.ToString(), "Warning Private Keys Found");
if (result != DialogResult.Yes)
{
return;
}
new CertificateListDlg().ShowDialog(application.TrustList, false);
certificates = targetStore.Enumerate();
break;
}
}
}
buffer = new StringBuilder();
buffer.Append("This operation will delete all of the certificates in the current application trust list and ");
buffer.Append("replace them with the certificates in the selected trust list.");
buffer.Append("\r\n");
buffer.Append("\r\n");
buffer.Append("Do you wish to proceed?\r\n");
buffer.Append("\r\n");
buffer.Append("Current Application Trust List = ");
buffer.Append(application.TrustList.ToString());
buffer.Append("\r\n");
buffer.Append("Selected Trust List = ");
buffer.Append(id.ToString());
result = new YesNoDlg().ShowDialog(buffer.ToString(), "Replace Trust List");
if (result != DialogResult.Yes)
{
return;
}
// delete existing certificates.
certificates = targetStore.Enumerate();
foreach (X509Certificate2 certificate in certificates)
{
if (!certificate.HasPrivateKey)
{
targetStore.Delete(certificate.Thumbprint);
}
}
// copy the certificates.
ICertificateStore sourceStore = id.OpenStore();
foreach (X509Certificate2 certificate in sourceStore.Enumerate())
{
targetStore.Add(new X509Certificate2(certificate.RawData));
}
EditTrustListBTN_Click(sender, e);
}
catch (Exception exception)
{
GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}
/// <summary>
/// Assigns a certificate to the application.
/// </summary>
private void AssignTrustListBTN_Click(object sender, EventArgs e)
{
try
{
// get application.
ManagedApplication application = ApplicationToManageCTRL.GetSelectedApplication();;
if (application == null)
{
return;
}
// load the configuration.
application.Reload();
// can't set application certificate for non-sdk apps.
if (!application.IsSdkCompatible)
{
return;
}
CertificateStoreIdentifier store = application.TrustList;
if (store == null)
{
store = GetDefaultStore(application, false);
}
// prompt for the store to open.
store = new CertificateStoreDlg().ShowDialog(store);
if (store == null)
{
return;
}
// update the trust list.
application.Application.TrustedCertificateStore = new Opc.Ua.Security.CertificateStoreIdentifier();
application.Application.TrustedCertificateStore.StorePath = store.StorePath;
application.Application.TrustedCertificateStore.StoreType = store.StoreType;
application.Application.TrustedCertificates = new Opc.Ua.Security.CertificateList();
m_currentStore = store;
// save the configuration.
new Opc.Ua.Security.SecurityConfigurationManager().WriteConfiguration(application.Application.ConfigurationFile, application.Application);
}
catch (Exception exception)
{
GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}
private void ImportCertificateListToStoreBTN_Click(object sender, EventArgs e)
{
try
{
const string caption = "Import Certificate List";
CertificateStoreIdentifier list1 = new CertificateStoreIdentifier();
list1.StoreType = ManagedStoreCTRL.StoreType;
list1.StorePath = ManagedStoreCTRL.StorePath;
if (m_currentStore == null)
{
m_currentStore = new CertificateStoreIdentifier();
m_currentStore.StoreType = Utils.DefaultStoreType;
m_currentStore.StorePath = Utils.DefaultStorePath;
}
CertificateStoreIdentifier list2 = new CertificateStoreDlg().ShowDialog(m_currentStore);
if (list2 == null)
{
return;
}
m_currentStore = list2;
int count = 0;
ICertificateStore store1 = list1.OpenStore();
ICertificateStore store2 = list2.OpenStore();
try
{
foreach (X509Certificate2 certificate in store2.Enumerate())
{
if (store1.FindByThumbprint(certificate.Thumbprint) == null)
{
store1.Add(certificate);
count++;
}
}
}
finally
{
store1.Close();
store2.Close();
}
MessageBox.Show(
this,
count.ToString() + " certificates added.",
caption,
MessageBoxButtons.OK,
MessageBoxIcon.Information);
}
catch (Exception exception)
{
GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}
private void ImportCertificateListToTrustBTN_Click(object sender, EventArgs e)
{
try
{
const string caption = "Import Certificate List";
ManagedApplication application = ManageApplicationSecurityCTRL.GetSelectedApplication();
if (application == null)
{
return;
}
if (application.TrustList == null)
{
MessageBox.Show(application.ToString() + " does not have a trust list defined.", caption, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
if (m_currentStore == null)
{
m_currentStore = new CertificateStoreIdentifier();
m_currentStore.StoreType = Utils.DefaultStoreType;
m_currentStore.StorePath = Utils.DefaultStorePath;
}
CertificateStoreIdentifier store = new CertificateStoreDlg().ShowDialog(m_currentStore);
if (store == null)
{
return;
}
m_currentStore = store;
int count = 0;
ICertificateStore store1 = application.TrustList.OpenStore();
ICertificateStore store2 = store.OpenStore();
try
{
foreach (X509Certificate2 certificate in store2.Enumerate())
{
if (store1.FindByThumbprint(certificate.Thumbprint) == null)
{
store1.Add(certificate);
count++;
}
}
}
finally
{
store1.Close();
store2.Close();
}
MessageBox.Show(
this,
count.ToString() + " certificates added.",
caption,
MessageBoxButtons.OK,
MessageBoxIcon.Information);
}
catch (Exception exception)
{
GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}
/// <summary>
/// Browses for a certificate to import.
/// </summary>
private void ImportApplicationCertificateBTN_Click(object sender, EventArgs e)
{
try
{
// get application.
ManagedApplication application = ApplicationToManageCTRL.GetSelectedApplication();;
if (application == null)
{
return;
}
// load the configuration.
application.Reload();
// can't set application certificate for non-sdk apps.
if (!application.IsSdkCompatible)
{
return;
}
// set current directory.
if (m_currentDirectory == null)
{
m_currentDirectory = Utils.GetAbsoluteDirectoryPath("%CommonApplicationData%\\OPC Foundation\\CertificateStores\\MachineDefault", false, false);
}
if (m_currentDirectory == null)
{
m_currentDirectory = new FileInfo(Application.ExecutablePath).DirectoryName;
}
// open file dialog.
OpenFileDialog dialog = new OpenFileDialog();
dialog.CheckFileExists = true;
dialog.CheckPathExists = true;
dialog.DefaultExt = ".pfx";
dialog.Filter = "PKCS#12 Files (*.pfx)|*.pfx|All Files (*.*)|*.*";
dialog.Multiselect = false;
dialog.ValidateNames = true;
dialog.Title = "Open Application Certificate File";
dialog.FileName = null;
dialog.InitialDirectory = m_currentDirectory;
dialog.RestoreDirectory = true;
if (dialog.ShowDialog() != DialogResult.OK)
{
return;
}
FileInfo fileInfo = new FileInfo(dialog.FileName);
m_currentDirectory = fileInfo.Directory.FullName;
CertificateStoreIdentifier store = GetDefaultStore(application, true);
// prompt for the store to import into.
store = new CertificateStoreDlg().ShowDialog(store);
if (store == null)
{
return;
}
m_currentStore = store;
string password = String.Empty;
X509Certificate2 certificate = null;
do
{
try
{
// load the certificate.
certificate = new X509Certificate2(
fileInfo.FullName,
password,
X509KeyStorageFlags.Exportable | X509KeyStorageFlags.MachineKeySet);
if (!certificate.HasPrivateKey)
{
MessageBox.Show("Certificate does not have a private key.", "Import Certificate", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
// import certificate.
ICertificateStore physicalStore = store.OpenStore();
physicalStore.Add(certificate);
physicalStore.Close();
break;
}
catch (System.Security.Cryptography.CryptographicException exception)
{
// prompt for password.
password = new PasswordDlg().ShowDialog(password, exception.Message);
if (password == null)
{
return;
}
}
}
while (true);
UpdateApplicationCertificate(application.Application, store, certificate);
}
catch (Exception exception)
{
GuiUtils.HandleException(this.Text, MethodBase.GetCurrentMethod(), exception);
}
}
private void TrustListBTN_Click(object sender, EventArgs e)
{
try
{
// determine default store.
CertificateStoreIdentifier store = new CertificateStoreIdentifier();
if (m_trustList != null)
{
store.StoreType = m_trustList.StoreType;
store.StorePath = m_trustList.StorePath;
}
else
{
store.StoreType = Utils.DefaultStoreType;
store.StorePath = Utils.DefaultStorePath;
}
// select store.
CertificateStoreIdentifier trustList = new CertificateStoreDlg().ShowDialog(store);
if (trustList != null)
{
m_trustList = trustList;
TrustListTB.Text = m_trustList.ToString();
}
}
catch (Exception exception)
{
GuiUtils.HandleException(this.Text, System.Reflection.MethodBase.GetCurrentMethod(), exception);
}
}