public async Task Invoke(HttpContext httpContext, IServiceProvider serviceProvider) { Console.WriteLine($"Request for {httpContext.Request.Path} received ({httpContext.Request.ContentLength ?? 0} bytes)"); if (httpContext.Request.Path.Equals(_endpointPath, StringComparison.Ordinal)) { var requestMessage = _messageEncoder.ReadMessage(httpContext.Request.Body, 0x10000, httpContext.Request.ContentType); // TODO : Get requested action and invoke var soapAction = httpContext.Request.Headers["SOAPAction"].ToString().Trim('\"'); if (!string.IsNullOrEmpty(soapAction)) { requestMessage.Headers.Action = soapAction; } var operation = _service.Operations.Where(o => o.SoapAction.Equals(requestMessage.Headers.Action, StringComparison.Ordinal)).FirstOrDefault(); if (operation == null) { throw new InvalidOperationException($"No operation found for specified action: {requestMessage.Headers.Action}"); } // Get service type var serviceInstance = serviceProvider.GetService(_service.ServiceType); // Get operation arguments from message var arguments = GetRequestArguments(requestMessage, operation); // Invoke Operation method var responseObject = operation.DispatchMethod.Invoke(serviceInstance, arguments.ToArray()); // Create response message var resultName = operation.DispatchMethod.ReturnParameter.GetCustomAttribute <MessageParameterAttribute>()?.Name ?? operation.Name + "Result"; // system reflection var bodyWriter = new ServiceBodyWriter(operation.Contract.Namespace, operation.Name + "Response", resultName, responseObject); responseMessage = Message.CreateMessage(_messageEncoder.MessageVersion, operation.ReplyAction, bodyWriter); httpContext.Response.ContentType = httpContext.Request.ContentType; // _messageEncoder.ContentType; httpContext.Response.Headers["SOAPAction"] = responseMessage.Headers.Action; _messageEncoder.WriteMessage(responseMessage, httpContext.Response.Body); } else { await _next(httpContext); } }
private void HandleSOAPResponse() { // Create response message string resultName = _operationDescription.DispatchMethod.ReturnParameter .GetCustomAttribute <MessageParameterAttribute>()?.Name ?? $"{_operationDescription.Name}Result"; ServiceBodyWriter bodyWriter = new ServiceBodyWriter( _operationDescription.Contract.Namespace, $"{_operationDescription.Name}Response", resultName, _responseObject); Message responseMsg = Message.CreateMessage( _msgEncoder.MessageVersion, _operationDescription.ReplyAction, bodyWriter); _httpContext.Response.ContentType = _httpContext.Request.ContentType; _httpContext.Response.Headers["SOAPAction"] = responseMsg.Headers.Action; _msgEncoder.WriteMessage(responseMsg, _httpContext.Response.Body); }
private async Task <Message> ProcessOperation(HttpContext httpContext, IServiceProvider serviceProvider) { Message responseMessage; //Reload the body to ensure we have the full message using (var reader = new StreamReader(httpContext.Request.Body)) { var body = await reader.ReadToEndAsync(); var requestData = Encoding.UTF8.GetBytes(body); httpContext.Request.Body = new MemoryStream(requestData); } //Return metadata if no request if (httpContext.Request.Body.Length == 0) { return(ProcessMeta(httpContext)); } //Get the message var requestMessage = _messageEncoder.ReadMessage(httpContext.Request.Body, 0x10000, httpContext.Request.ContentType); var soapAction = (httpContext.Request.Headers["SOAPAction"].FirstOrDefault() ?? requestMessage.GetReaderAtBodyContents().LocalName).Trim('\"'); if (!string.IsNullOrEmpty(soapAction)) { requestMessage.Headers.Action = soapAction; } var operation = _service.Operations.FirstOrDefault(o => o.SoapAction.Equals(soapAction, StringComparison.Ordinal) || o.Name.Equals(soapAction, StringComparison.Ordinal)); if (operation == null) { throw new InvalidOperationException($"No operation found for specified action: {requestMessage.Headers.Action}"); } _logger.LogInformation($"Request for operation {operation.Contract.Name}.{operation.Name} received"); try { //Create an instance of the service class var serviceInstance = serviceProvider.GetRequiredService(_service.ServiceType); var headerProperty = _service.ServiceType.GetProperty("MessageHeaders"); if (headerProperty != null && headerProperty.PropertyType.IsInstanceOfType(requestMessage.Headers)) { headerProperty.SetValue(serviceInstance, requestMessage.Headers); } // Get operation arguments from message var outArgs = new Dictionary <string, object>(); var arguments = GetRequestArguments(requestMessage, operation, ref outArgs); var allArgs = arguments.Concat(outArgs.Values).ToArray(); // Invoke Operation method var responseObject = operation.DispatchMethod.Invoke(serviceInstance, allArgs); if (operation.DispatchMethod.ReturnType.IsConstructedGenericType && operation.DispatchMethod.ReturnType.GetGenericTypeDefinition() == typeof(Task <>)) { var responseTask = (Task)responseObject; await responseTask; responseObject = responseTask.GetType().GetProperty("Result").GetValue(responseTask); } var i = arguments.Length; var resultOutDictionary = new Dictionary <string, object>(); foreach (var outArg in outArgs) { resultOutDictionary[outArg.Key] = allArgs[i]; i++; } // Create response message var resultName = operation.DispatchMethod.ReturnParameter.GetCustomAttribute <MessageParameterAttribute>()?.Name ?? operation.Name + "Result"; var bodyWriter = new ServiceBodyWriter(_serializer, operation.Contract.Namespace, operation.Name + "Response", resultName, responseObject, resultOutDictionary); responseMessage = Message.CreateMessage(_messageEncoder.MessageVersion, null, bodyWriter); responseMessage = new CustomMessage(responseMessage); httpContext.Response.ContentType = httpContext.Request.ContentType; httpContext.Response.Headers["SOAPAction"] = responseMessage.Headers.Action; _messageEncoder.WriteMessage(responseMessage, httpContext.Response.Body); } catch (Exception exception) { _logger.LogWarning(0, exception, exception.Message); responseMessage = WriteErrorResponseMessage(exception, StatusCodes.Status500InternalServerError, serviceProvider, httpContext); } return(responseMessage); }