private static void VerifyKeyIsNull(string serviceName, string accountName)
{
if (MacKeyChain.RetrieveKey(serviceName, accountName) != null)
{
#pragma warning disable CA2201 // Do not raise reserved exception types
throw new Exception(string.Format(CultureInfo.CurrentCulture, "key exists when it shouldn't be. keychainData=\"{0}\"", Encoding.UTF8.GetString(MacKeyChain.RetrieveKey(serviceName, accountName))));
#pragma warning restore CA2201 // Do not raise reserved exception types
}
}
public byte[] Read()
{
_logger.LogInformation("ReadDataCore");
_logger.LogInformation($"ReadDataCore, Before reading from mac keychain");
byte[] fileData = MacKeyChain.RetrieveKey(_keyChainServiceName, _keyChainAccountName, _logger);
_logger.LogInformation($"ReadDataCore, read '{fileData?.Length}' bytes from the keychain");
return(fileData);
}
private static void VerifyKey(string serviceName, string accountName, string expectedData)
{
string keychainData = Encoding.UTF8.GetString(MacKeyChain.RetrieveKey(serviceName, accountName));
if (!keychainData.Equals(expectedData))
{
#pragma warning disable CA2201 // Do not raise reserved exception types
throw new Exception(string.Format(CultureInfo.CurrentCulture, "keychainData=\"{0}\" doesn't match expected data=\"{1}\"", keychainData, expectedData));
#pragma warning restore CA2201 // Do not raise reserved exception types
}
}
private byte[] ReadDataCore()
{
_logger.TraceEvent(TraceEventType.Information, /*id*/ 0, "ReadDataCore");
byte[] fileData = null;
bool cacheFileExists = File.Exists(CacheFilePath);
_logger.TraceEvent(TraceEventType.Information, /*id*/ 0, $"ReadDataCore Cache file exists '{cacheFileExists}'");
if (SharedUtilities.IsWindowsPlatform())
{
if (cacheFileExists)
{
TryProcessFile(() =>
{
fileData = File.ReadAllBytes(CacheFilePath);
_logger.TraceEvent(TraceEventType.Information, /*id*/ 0, $"ReadDataCore, read '{fileData.Length}' bytes from the file");
});
}
}
else if (SharedUtilities.IsMacPlatform())
{
_logger.TraceEvent(TraceEventType.Information, /*id*/ 0, $"ReadDataCore, Before reading from mac keychain");
fileData = MacKeyChain.RetrieveKey(_creationProperties.MacKeyChainServiceName, _creationProperties.MacKeyChainAccountName, _logger);
_logger.TraceEvent(TraceEventType.Information, /*id*/ 0, $"ReadDataCore, read '{fileData?.Length}' bytes from the keychain");
}
else if (SharedUtilities.IsLinuxPlatform())
{
_logger.TraceEvent(TraceEventType.Information, /*id*/ 0, $"ReadDataCore, Before reading from linux keyring");
IntPtr error = IntPtr.Zero;
string secret = Libsecret.secret_password_lookup_sync(
schema: GetLibsecretSchema(),
cancellable: IntPtr.Zero,
error: out error,
attribute1Type: _creationProperties.KeyringAttribute1.Key,
attribute1Value: _creationProperties.KeyringAttribute1.Value,
attribute2Type: _creationProperties.KeyringAttribute2.Key,
attribute2Value: _creationProperties.KeyringAttribute2.Value,
end: IntPtr.Zero);
if (error != IntPtr.Zero)
{
try
{
GError err = (GError)Marshal.PtrToStructure(error, typeof(GError));
_logger.TraceEvent(TraceEventType.Error, /*id*/ 0, $"An error was encountered while reading secret from keyring in the {nameof(MsalCacheStorage)} domain:'{err.Domain}' code:'{err.Code}' message:'{err.Message}'");
}
catch (Exception e)
{
_logger.TraceEvent(TraceEventType.Error, /*id*/ 0, $"An exception was encountered while processing libsecret error information during reading in the {nameof(MsalCacheStorage)} ex:'{e}'");
}
}
else if (string.IsNullOrEmpty(secret))
{
_logger.TraceEvent(TraceEventType.Error, /*id*/ 0, "No matching secret found in the keyring");
}
else
{
_logger.TraceEvent(TraceEventType.Information, /*id*/ 0, "Base64 decoding the secret string");
fileData = Convert.FromBase64String(secret);
_logger.TraceEvent(TraceEventType.Information, /*id*/ 0, $"ReadDataCore, read '{fileData?.Length}' bytes from the keyring");
}
}
else
{
_logger.TraceEvent(TraceEventType.Error, /*id*/ 0, "Platform not supported");
throw new PlatformNotSupportedException();
}
return(fileData);
}