public void ReadAndWriteToEncryptedConfiguration()
{
const string sectionName = "MyEncryptedConfig";
KeyAlgorithmPair keyAlgorithmPair = new KeyAlgorithmPair();
keyAlgorithmPair.Key = new SymmetricAlgorithmKeyCreator(typeof(RijndaelManaged).AssemblyQualifiedName).GenerateKey();
keyAlgorithmPair.AlgorithmTypeName = typeof(RijndaelManaged).AssemblyQualifiedName;
FileKeyAlgorithmPairStorageProvider provider = new FileKeyAlgorithmPairStorageProvider();
provider.ConfigurationName = "FileKeyAlgorithmPairStorageProviderData";
using (ConfigurationBuilder builder = new ConfigurationBuilder())
{
// change wher the file is
RuntimeConfigurationView view = new RuntimeConfigurationView(new ConfigurationContext(new NonDisposingWrapper(builder)));
FileKeyAlgorithmPairStorageProviderData fileData = (FileKeyAlgorithmPairStorageProviderData)view.GetKeyAlgorithmPairStorageProviderData();
fileData.Path = Path.GetTempFileName();
provider.Initialize(view);
provider.Save(keyAlgorithmPair);
builder.WriteConfiguration(sectionName, data);
MockConfigurationData myData = (MockConfigurationData)builder.ReadConfiguration(sectionName);
Assert.AreEqual(myData.ToString(), data.ToString());
builder.ClearSectionCache();
myData = (MockConfigurationData)builder.ReadConfiguration(sectionName);
Assert.AreEqual(myData.ToString(), data.ToString());
}
}
private void SaveAndLoad(RuntimeConfigurationView configurationView)
{
FileKeyAlgorithmPairStorageProvider provider = new FileKeyAlgorithmPairStorageProvider();
provider.Initialize(configurationView);
provider.Save(DefaultKey);
KeyAlgorithmPair key = provider.Load();
Assert.IsNotNull(key);
Assert.AreEqual(DefaultKey.AlgorithmTypeName, key.AlgorithmTypeName);
Assert.IsTrue(CryptographyUtility.CompareBytes(DefaultKey.Key, key.Key));
FileKeyAlgorithmPairStorageProviderData data = (FileKeyAlgorithmPairStorageProviderData)configurationView.GetKeyAlgorithmPairStorageProviderData();
// If protected, ensure it's protected properly
if (null != data.DpapiSettings)
{
using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read))
{
BinaryFormatter formatter = new BinaryFormatter();
bool deserialized = true;
try
{
KeyAlgorithmPair deserializedKey = (KeyAlgorithmPair)formatter.Deserialize(fs);
Assert.IsNotNull(deserializedKey);
}
catch
{
deserialized = false;
}
// Shouldn't deserialize if it's DPAPI protected
Assert.IsFalse(deserialized);
}
}
}
private void SaveAndLoad(RuntimeConfigurationView configurationView)
{
FileKeyAlgorithmPairStorageProvider provider = new FileKeyAlgorithmPairStorageProvider();
provider.Initialize(configurationView);
provider.Save(DefaultKey);
KeyAlgorithmPair key = provider.Load();
Assert.IsNotNull(key);
Assert.AreEqual(DefaultKey.AlgorithmTypeName, key.AlgorithmTypeName);
Assert.IsTrue(CryptographyUtility.CompareBytes(DefaultKey.Key, key.Key));
FileKeyAlgorithmPairStorageProviderData data = (FileKeyAlgorithmPairStorageProviderData)configurationView.GetKeyAlgorithmPairStorageProviderData();
// If protected, ensure it's protected properly
if (null != data.DpapiSettings)
{
using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read))
{
BinaryFormatter formatter = new BinaryFormatter();
bool deserialized = true;
try
{
KeyAlgorithmPair deserializedKey = (KeyAlgorithmPair)formatter.Deserialize(fs);
Assert.IsNotNull(deserializedKey);
}
catch
{
deserialized = false;
}
// Shouldn't deserialize if it's DPAPI protected
Assert.IsFalse(deserialized);
}
}
}
private FileKeyAlgorithmPairStorageProviderData GetFileKeyAlgorithmPairStorageProviderData()
{
KeyAlgorithmPairStorageProviderData keyAlgorithmPairStorageProviderData = runtimeConfigurationView.GetKeyAlgorithmPairStorageProviderData();
ArgumentValidation.CheckExpectedType(keyAlgorithmPairStorageProviderData, typeof(FileKeyAlgorithmPairStorageProviderData));
return((FileKeyAlgorithmPairStorageProviderData)keyAlgorithmPairStorageProviderData);
}
public void ReadAndWriteToEncryptedConfiguration()
{
const string sectionName = "MyEncryptedConfig";
KeyAlgorithmPair keyAlgorithmPair = new KeyAlgorithmPair();
keyAlgorithmPair.Key = new SymmetricAlgorithmKeyCreator(typeof(RijndaelManaged).AssemblyQualifiedName).GenerateKey();
keyAlgorithmPair.AlgorithmTypeName = typeof(RijndaelManaged).AssemblyQualifiedName;
FileKeyAlgorithmPairStorageProvider provider = new FileKeyAlgorithmPairStorageProvider();
provider.ConfigurationName = "FileKeyAlgorithmPairStorageProviderData";
using (ConfigurationBuilder builder = new ConfigurationBuilder())
{
// change wher the file is
RuntimeConfigurationView view = new RuntimeConfigurationView(new ConfigurationContext(new NonDisposingWrapper(builder)));
FileKeyAlgorithmPairStorageProviderData fileData = (FileKeyAlgorithmPairStorageProviderData)view.GetKeyAlgorithmPairStorageProviderData();
fileData.Path = Path.GetTempFileName();
provider.Initialize(view);
provider.Save(keyAlgorithmPair);
builder.WriteConfiguration(sectionName, data);
MockConfigurationData myData = (MockConfigurationData)builder.ReadConfiguration(sectionName);
Assert.AreEqual(myData.ToString(), data.ToString());
builder.ClearSectionCache();
myData = (MockConfigurationData)builder.ReadConfiguration(sectionName);
Assert.AreEqual(myData.ToString(), data.ToString());
}
}