private async Task HandleRequestValidationException(string correlation, RequestValidationException e)
{
_httpContextService.SetStatusCode(HttpStatusCode.NotImplemented);
_httpContextService.TryAddHeader(CorrelationHeaderKey, correlation);
if (_settings?.Gui?.EnableUserInterface == true)
{
var pageContents =
StaticResources.stub_not_configured_html_page.Replace("[ROOT_URL]", _httpContextService.RootUrl);
_httpContextService.AddHeader("Content-Type", Constants.HtmlMime);
await _httpContextService.WriteAsync(pageContents);
}
_logger.LogInformation($"Request validation exception thrown: {e.Message}");
}
/// <summary>
/// Handles the middleware.
/// </summary>
public async Task Invoke(HttpContext context)
{
if (_httpContextService.Path?.Contains("ph-api/") == true)
{
try
{
await _next(context);
}
catch (ConflictException)
{
_httpContextService.SetStatusCode(HttpStatusCode.Conflict);
}
catch (NotFoundException)
{
_httpContextService.SetStatusCode(HttpStatusCode.NotFound);
}
catch (ForbiddenException)
{
_httpContextService.SetStatusCode(HttpStatusCode.Forbidden);
}
catch (ArgumentException ex)
{
_httpContextService.SetStatusCode(HttpStatusCode.BadRequest);
_httpContextService.AddHeader("Content-Type", Constants.JsonMime);
await _httpContextService.WriteAsync(JsonConvert.SerializeObject(new[] { ex.Message }));
}
catch (ValidationException ex)
{
_httpContextService.SetStatusCode(HttpStatusCode.BadRequest);
_httpContextService.AddHeader("Content-Type", Constants.JsonMime);
await _httpContextService.WriteAsync(JsonConvert.SerializeObject(ex.ValidationErrors));
}
}
else
{
await _next(context);
}
}
/// <summary>
/// Handles the middleware.
/// </summary>
public async Task Invoke(HttpContext context)
{
if (_httpContextService.Path.Contains("ph-api/"))
{
_httpContextService.AddHeader("Access-Control-Allow-Origin", "*");
_httpContextService.AddHeader("Access-Control-Allow-Headers", "Authorization, Content-Type");
_httpContextService.AddHeader("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS");
_httpContextService.AddHeader("Cache-Control", "no-store, no-cache");
_httpContextService.AddHeader("Expires", "-1");
if (_httpContextService.GetHeaders().ContainsKey("Origin") && _httpContextService.Method.Equals("OPTIONS"))
{
_httpContextService.SetStatusCode(HttpStatusCode.OK);
}
else
{
await _next(context);
}
}
else
{
await _next(context);
}
}
// ReSharper disable once UnusedMember.Global
public async Task Invoke(HttpContext context)
{
var path = _httpContextService.Path;
if (_segmentsToIgnore.Any(s => path.Contains(s, StringComparison.OrdinalIgnoreCase)))
{
await _next(context);
return;
}
const string correlationHeaderKey = "X-HttPlaceholder-Correlation";
var correlation = Guid.NewGuid().ToString();
var requestLogger = _requestLoggerFactory.GetRequestLogger();
requestLogger.SetCorrelationId(correlation);
try
{
// Enable rewind here to be able to read the posted body multiple times.
_httpContextService.EnableRewind();
// Log the request here
requestLogger.LogRequestParameters(
_httpContextService.Method,
_httpContextService.DisplayUrl,
_httpContextService.GetBody(),
_clientDataResolver.GetClientIp(),
_httpContextService.GetHeaders());
_httpContextService.ClearResponse();
_httpContextService.TryAddHeader(correlationHeaderKey, correlation);
var response = await _stubRequestExecutor.ExecuteRequestAsync();
_httpContextService.SetStatusCode(response.StatusCode);
foreach (var(key, value) in response.Headers)
{
_httpContextService.AddHeader(key, value);
}
if (response.Body != null)
{
await _httpContextService.WriteAsync(response.Body);
}
}
catch (RequestValidationException e)
{
_httpContextService.SetStatusCode((int)HttpStatusCode.InternalServerError);
_httpContextService.TryAddHeader(correlationHeaderKey, correlation);
_logger.LogInformation($"Request validation exception thrown: {e.Message}");
}
catch (Exception e)
{
_httpContextService.SetStatusCode((int)HttpStatusCode.InternalServerError);
_httpContextService.TryAddHeader(correlationHeaderKey, correlation);
_logger.LogWarning($"Unexpected exception thrown: {e}");
}
var loggingResult = requestLogger.GetResult();
var jsonLoggingResult = JObject.FromObject(loggingResult);
var enableRequestLogging = _settings.Storage?.EnableRequestLogging ?? false;
if (enableRequestLogging)
{
_logger.LogInformation(jsonLoggingResult.ToString());
}
await _stubContext.AddRequestResultAsync(loggingResult);
// We need to map the model to a DTO here, because the frontend expected that.
await _requestNotify.NewRequestReceivedAsync(_mapper.Map <RequestResultDto>(loggingResult));
}
