public void CorrectlyDecryptsAString()
{
var encrypted = AES_256_CBC.Encrypt("TheValueToEncrypt", _password, _iv);
var decryptedValue = AES_256_CBC.Decrypt(encrypted, _password);
Assert.AreEqual(decryptedValue, "TheValueToEncrypt");
}
private async Task RetrieveConfiguration()
{
var accessToken = await GetAccessToken();
var authorizationHeader = Authorization.GenerateAuthorizationHeader(_config, _configurationPath, "get");
var uri = string.Format("{0}{1}", _config.Uri, _configurationPath);
var request = (HttpWebRequest)WebRequest.Create(uri);
request.Method = "GET";
request.Accept = "application/json";
request.ContentType = "application/json";
request.Headers.Add("Authorization", authorizationHeader);
request.Headers.Add("x-access-token", accessToken);
request.Timeout = _config.RequestTimeout.HasValue ? _config.RequestTimeout.Value : Timeout;
await Task.Run(async() =>
{
try
{
using (var response = (HttpWebResponse)request.GetResponse())
{
if (response.StatusCode == HttpStatusCode.OK)
{
Stream responseStream = response.GetResponseStream();
var body = new StreamReader(responseStream).ReadToEnd();
var searchFor = "\"configuration\":";
var startIndex = body.IndexOf(searchFor);
var endIndex = body.IndexOf("],", startIndex + 1);
var originalEncryptedConfigurationBody = body.Substring(startIndex, (endIndex - startIndex) + 1);
var encryptedConfigurationBody = originalEncryptedConfigurationBody.Substring(searchFor.Length).Trim();
var encryptedConfigurationBodyAsArray = DeserializeObject <string[]>(encryptedConfigurationBody);
var decryptedConfigurationBody = AES_256_CBC.Decrypt(encryptedConfigurationBodyAsArray, _config.ConfigEncryptionKey);
body = body.Replace(originalEncryptedConfigurationBody, searchFor + decryptedConfigurationBody);
var configurationResponse = DeserializeObject <ConfigurationResponse>(body);
var currentConfiguration = new Dictionary <string, string>();
for (var i = 0; i < configurationResponse.configuration.Length; i++)
{
var item = configurationResponse.configuration[i];
if (!item.encrypted)
{
currentConfiguration.Add(item.key, item.value[0]);
continue;
}
item.value = new string[] { AES_256_CBC.Decrypt(item.value, _config.ConfigEncryptionKey) };
currentConfiguration.Add(item.key, item.value[0]);
}
_currentAppVersion = configurationResponse.appVersion;
_currentEnvironment = configurationResponse.environment;
_currentConfigurationId = configurationResponse.configurationId;
_currentVersionHash = configurationResponse.configurationHash;
_currentConfiguration = currentConfiguration;
_initialized = true;
if (_config.Retrieved != null)
{
await Task.Run(_config.Retrieved);
}
return;
}
throw new Exception(string.Format("HttpStatusCode: {0} was returned", response.StatusCode));
}
}
catch (Exception ex)
{
throw new Exception("An error occurred while trying to refresh the configuration", ex);
}
});
}