private void btnExport_Click(object sender, EventArgs e)
{
// get container to export
string container = ChooseKeyProviderForm.GetKeyProvider(this, "Choose an RSA Key Container to Export", CryptoAPI.GetKeyContainerNames());
if (String.IsNullOrEmpty(container))
{
return;
}
// get file name
SaveFileDialog save = new SaveFileDialog();
save.Title = "Choose a File for RSA Key Container Export";
save.Filter = "XML File (.xml)|*.xml";
save.OverwritePrompt = true;
save.ShowHelp = false;
if (save.ShowDialog(this) != DialogResult.OK)
{
return;
}
string fileName = save.FileName;
if (String.IsNullOrEmpty(fileName))
{
return;
}
// export
string output = Program.RunTask("-px \"{0}\" \"{1}\" -pri", container, fileName);
Program.ShowMessageBox(this, output);
}
string GetKeyProvider(IWin32Window window)
{
// get key providers from config file
XmlDocument xmld = new XmlDocument();
xmld.Load(ConfigFilePath);
XmlNodeList providers = xmld.SelectNodes("configuration/configProtectedData/providers/add[@name]");
// if none found, show error
if (providers == null || providers.Count == 0)
{
MessageBox.Show(window, "No providers found in configProtectedData section of " + ConfigFilePath, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(null);
}
// if one found, return it
if (providers.Count == 1)
{
return(providers[0].Attributes["name"].Value);
}
// handle multiple key providers
List <string> providerKeys = new List <string>();
foreach (XmlNode item in providers)
{
providerKeys.Add(item.Attributes["name"].Value);
}
return(ChooseKeyProviderForm.GetKeyProvider(window, ConfigFilePath, SectionName, providerKeys));
}
public static string GetKeyProvider(IWin32Window window, string prompt, IEnumerable <string> providers)
{
// build window
var form = new ChooseKeyProviderForm(prompt, providers);
// show window
if (form.ShowDialog(window) == DialogResult.OK)
{
return(form.cbProviders.SelectedItem.ToString());
}
return(null);
}
private void btnPermission_Click(object sender, EventArgs e)
{
// get container to grant on
string container = ChooseKeyProviderForm.GetKeyProvider(this, "Choose an RSA Key Container to Grant Permissions For", CryptoAPI.GetKeyContainerNames());
if (String.IsNullOrEmpty(container))
{
return;
}
// get user name to grant to
string user = GetStringForm.Prompt(this, "Enter User Name", "Enter the Windows user to grant access to. (Usually 'NT AUTHORITY\\NETWORK SERVICE' in IIS versions before 7.5 and 'APPPOOL\\YourAppPoolName' in IIS versions 7.5 and later.)");
if (String.IsNullOrEmpty(user))
{
return;
}
// grant
string output = Program.RunTask("-pa \"{0}\" \"{1}\"", container, user);
Program.ShowMessageBox(this, output);
}
private void btnConfig_Click(object sender, EventArgs e)
{
// get file name
OpenFileDialog open = new OpenFileDialog();
open.Title = "Choose a web.config File to add RSA Key Container to";
open.Filter = "config File (.config)|*.config";
open.ShowHelp = false;
if (open.ShowDialog(this) != DialogResult.OK)
{
return;
}
string fileName = open.FileName;
if (String.IsNullOrEmpty(fileName))
{
return;
}
// get container to grant on
string container = ChooseKeyProviderForm.GetKeyProvider(this, "Choose an RSA Key Container to Add", CryptoAPI.GetKeyContainerNames());
if (String.IsNullOrEmpty(container))
{
return;
}
// open config file
try
{
// load file
XmlDocument xmld = new XmlDocument();
xmld.Load(fileName);
// ensure not already present
string xpath = String.Format("/configuration/configProtectedData/providers/add[@keyContainerName='{0}']", container);
XmlNode node = xmld.SelectSingleNode(xpath);
if (node != null)
{
MessageBox.Show(this, String.Format("RSA Key Container {0} was already configured in {1}.", container, fileName),
"Already Configured", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
// create node
node = xmld.CreateNode(XmlNodeType.Element, "add", "");
AppendAttribute(node, "name", container + "Provider");
AppendAttribute(node, "type", String.Format(
"System.Configuration.RsaProtectedConfigurationProvider, System.Configuration, Version={0}, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL",
ConfigurationManager.AppSettings["SystemConfigurationVersion"] ?? "4.0.0.0"));
AppendAttribute(node, "keyContainerName", container);
AppendAttribute(node, "useMachineContainer", "true");
GetKeyProvidersNode(xmld).AppendChild(node);
// save updated XML
xmld.Save(fileName);
// update user
MessageBox.Show(this, String.Format("RSA Key Container {0} configured in {1}.", container, fileName),
"Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception ex)
{
// show error
MessageBox.Show(this, ex.Message, "An Error Occurred", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
