Beispiel #1
0
            public object BeforeSendRequest(ref Message request, IClientChannel channel)
            {
                // get the request URI
                var requestUri = GetRequestUri(request);

                webRequestTracer = action.TraceWebRequest(requestUri);
                webRequestTracer.Start();

                // add Dynatrace custom header for tracing
                object httpRequestMessageObject;

                if (request.Properties.TryGetValue(HttpRequestMessageProperty.Name, out httpRequestMessageObject))
                {
                    var httpRequestMessage = httpRequestMessageObject as HttpRequestMessageProperty;

                    if (string.IsNullOrWhiteSpace(httpRequestMessage.Headers[OpenKitConstants.WEBREQUEST_TAG_HEADER]))
                    {
                        httpRequestMessage.Headers[OpenKitConstants.WEBREQUEST_TAG_HEADER] = webRequestTracer.Tag;
                    }
                }
                else
                {
                    // request properties does not contain request message properties - just for safety reasons
                    var httpRequestMessage = new HttpRequestMessageProperty();
                    httpRequestMessage.Headers.Add(OpenKitConstants.WEBREQUEST_TAG_HEADER, webRequestTracer.Tag);

                    request.Properties.Add(HttpRequestMessageProperty.Name, httpRequestMessage);
                }

                return(null);
            }
            public void AfterReceiveReply(ref Message reply, object correlationState)
            {
                if (webRequestTracer != null)
                {
                    object httpResponseMessageObject;
                    // assume HTTP OK by default
                    int responseCode = (int)HttpStatusCode.OK;
                    if (reply.Properties.TryGetValue(HttpResponseMessageProperty.Name, out httpResponseMessageObject))
                    {
                        var httpResponseMessage = httpResponseMessageObject as HttpResponseMessageProperty;
                        responseCode = (int)httpResponseMessage.StatusCode;
                    }

                    webRequestTracer.Stop(responseCode);
                    webRequestTracer = null;
                }
            }