private void OnTokenManagerStatusUpdateEvent(TokenManagerStatusUpdateEventArgs args)
{
if (TokenManagerStatusUpdateEvent != null)
{
TokenManagerStatusUpdateEvent.Invoke(this, args);
}
}
private Token Authenticate(OAuthCredentials credentials)
{
if (credentials == null)
{
throw new AuthFailedException("Missing credentials");
}
SecucardTrace.Info("Authenticate credentials: {0}", credentials.ToString());
var pollInterval = 0;
var timeout = DateTime.Now;
var devicesCredentials = credentials as DeviceCredentials;
var isDeviceAuth = (devicesCredentials != null);
DeviceAuthCode codes = null;
// if DeviceAuth then get codes an pass to app thru event. Further action required by client
if (isDeviceAuth)
{
codes = _rest.GetDeviceAuthCode(devicesCredentials.ClientId, devicesCredentials.ClientSecret, devicesCredentials.DeviceId);
if (TokenManagerStatusUpdateEvent != null)
{
TokenManagerStatusUpdateEvent.Invoke(this,
new TokenManagerStatusUpdateEventArgs
{
DeviceAuthCodes = codes,
Status = AuthStatusEnum.Pending
});
}
SecucardTrace.Info("Retrieved codes for device auth: {0}, now polling for auth.", codes);
// set poll timeout, either by config or by expire time of code
var t = codes.ExpiresIn;
if (t <= 0 || _config.AuthWaitTimeoutSec < t)
{
t = _config.AuthWaitTimeoutSec;
}
timeout = DateTime.Now.AddSeconds(t * 1000);
pollInterval = codes.Interval;
if (pollInterval <= 0)
{
pollInterval = 5; // poll default 5s
}
devicesCredentials.DeviceCode = codes.DeviceCode;
devicesCredentials.DeviceId = null; // device id must be empty for next auth. step!
}
do
{
Token token = null;
if (isDeviceAuth)
{
// in case of device auth, check for cancel and delay polling
if (CancelAuthFlag)
{
throw new AuthCanceledException("Authorization canceled by request.");
}
Thread.Sleep(pollInterval * 1000);
token = _rest.ObtainAuthToken(codes.DeviceCode, devicesCredentials.ClientId,
devicesCredentials.ClientSecret);
if (token == null) // auth not completed yet
{
OnTokenManagerStatusUpdateEvent(new TokenManagerStatusUpdateEventArgs
{
DeviceAuthCodes = codes,
Status = AuthStatusEnum.Pending
});
}
}
else
{
var clientCredentials = credentials as ClientCredentials;
if (clientCredentials != null)
{
token = _rest.GetToken(clientCredentials.ClientId, clientCredentials.ClientSecret);
}
}
if (token != null)
{
return(token);
}
} while (DateTime.Now < timeout);
if (isDeviceAuth)
{
throw new AuthTimeoutException();
}
throw new System.Exception("Unexpected failure of authentication.");
}
