private async Task <T> GetResponseAsync <T>(bool respondToDeviceAuthChallenge)
{
T typedResponse = default(T);
IHttpWebResponse response;
try
{
if (PlatformPlugin.HttpClientFactory.AddAdditionalHeaders)
{
IDictionary <string, string> adalIdHeaders = AdalIdHelper.GetAdalIdParameters();
foreach (KeyValuePair <string, string> kvp in adalIdHeaders)
{
this.Client.Headers[kvp.Key] = kvp.Value;
}
}
//add pkeyauth header
this.Client.Headers[DeviceAuthHeaderName] = DeviceAuthHeaderValue;
using (response = await this.Client.GetResponseAsync().ConfigureAwait(false))
{
typedResponse = EncodingHelper.DeserializeResponse <T>(response.ResponseString);
}
}
catch (HttpRequestWrapperException ex)
{
if (ex.InnerException is TaskCanceledException)
{
Resiliency = true;
PlatformPlugin.Logger.Information(this.CallState, "Network timeout - " + ex.InnerException.Message);
}
if (!this.isDeviceAuthChallenge(ex.WebResponse, respondToDeviceAuthChallenge))
{
AdalServiceException serviceEx;
if (ex.WebResponse != null)
{
TokenResponse tokenResponse = TokenResponse.CreateFromErrorResponse(ex.WebResponse);
string[] errorCodes = tokenResponse.ErrorCodes ?? new[] { ex.WebResponse.StatusCode.ToString() };
serviceEx = new AdalServiceException(tokenResponse.Error, tokenResponse.ErrorDescription,
errorCodes, ex);
if ((int)ex.WebResponse.StatusCode >= 500 && (int)ex.WebResponse.StatusCode < 600)
{
PlatformPlugin.Logger.Information(this.CallState, "HttpStatus code: " + ex.WebResponse.StatusCode + " - " + ex.InnerException.Message);
Resiliency = true;
}
}
else
{
serviceEx = new AdalServiceException(AdalError.Unknown, ex);
}
if (Resiliency)
{
if (RetryOnce)
{
await Task.Delay(DelayTimePeriodMilliSeconds).ConfigureAwait(false);
RetryOnce = false;
PlatformPlugin.Logger.Information(this.CallState, "Retrying one more time..");
return(await this.GetResponseAsync <T>(respondToDeviceAuthChallenge).ConfigureAwait(false));
}
PlatformPlugin.Logger.Information(this.CallState,
"Retry Failed - " + ex.InnerException.Message);
}
PlatformPlugin.Logger.Error(CallState, serviceEx);
throw serviceEx;
}
else
{
response = ex.WebResponse;
}
}
//check for pkeyauth challenge
if (this.isDeviceAuthChallenge(response, respondToDeviceAuthChallenge))
{
return(await HandleDeviceAuthChallenge <T>(response).ConfigureAwait(false));
}
return(typedResponse);
}
private async Task <T> GetResponseAsync <T>(string endpointType, bool respondToDeviceAuthChallenge)
{
T typedResponse = default(T);
IHttpWebResponse response;
ClientMetrics clientMetrics = new ClientMetrics();
try
{
clientMetrics.BeginClientMetricsRecord(this.CallState);
if (PlatformPlugin.HttpClientFactory.AddAdditionalHeaders)
{
Dictionary <string, string> clientMetricsHeaders = clientMetrics.GetPreviousRequestRecord(this.CallState);
foreach (KeyValuePair <string, string> kvp in clientMetricsHeaders)
{
this.Client.Headers[kvp.Key] = kvp.Value;
}
IDictionary <string, string> adalIdHeaders = AdalIdHelper.GetAdalIdParameters();
foreach (KeyValuePair <string, string> kvp in adalIdHeaders)
{
this.Client.Headers[kvp.Key] = kvp.Value;
}
}
//add pkeyauth header
this.Client.Headers[DeviceAuthHeaderName] = DeviceAuthHeaderValue;
using (response = await this.Client.GetResponseAsync())
{
typedResponse = DeserializeResponse <T>(response.ResponseStream);
clientMetrics.SetLastError(null);
}
}
catch (HttpRequestWrapperException ex)
{
if (!this.isDeviceAuthChallenge(endpointType, ex.WebResponse, respondToDeviceAuthChallenge))
{
AdalServiceException serviceEx;
if (ex.WebResponse != null)
{
TokenResponse tokenResponse = TokenResponse.CreateFromErrorResponse(ex.WebResponse);
string[] errorCodes = tokenResponse.ErrorCodes ?? new[] { ex.WebResponse.StatusCode.ToString() };
serviceEx = new AdalServiceException(tokenResponse.Error, tokenResponse.ErrorDescription,
errorCodes, ex);
}
else
{
serviceEx = new AdalServiceException(AdalError.Unknown, ex);
}
clientMetrics.SetLastError(serviceEx.ServiceErrorCodes);
PlatformPlugin.Logger.Error(CallState, serviceEx);
throw serviceEx;
}
else
{
response = ex.WebResponse;
}
}
finally
{
clientMetrics.EndClientMetricsRecord(endpointType, this.CallState);
}
//check for pkeyauth challenge
if (this.isDeviceAuthChallenge(endpointType, response, respondToDeviceAuthChallenge))
{
return(await HandleDeviceAuthChallenge <T>(endpointType, response));
}
return(typedResponse);
}
