public static async Task OutgoingWebRequestAsync()
{
var request = new MyCustomHttpRequest("https://www.example.com:8080/api/auth/user?group=42&location=Linz", "GET");
request.Headers["Accept"] = "application/json; q=1.0, application/xml; q=0.8";
request.Headers["Accept-Charset"] = "utf-8";
request.Headers["Cache-Control"] = "no-cache,no-store,must-revalidate";
request.Headers["X-MyRequestHeader"] = "MyRequestValue";
IOutgoingWebRequestTracer tracer = SampleApplication.OneAgentSdk.TraceOutgoingWebRequest(request.Url, request.Method);
foreach (KeyValuePair <string, string> header in request.Headers)
{
tracer.AddRequestHeader(header.Key, header.Value);
}
// start tracer and send request
await tracer.TraceAsync(async() =>
{
// add the Dynatrace tag or W3C Trace Context (based on your configuration) to request headers to allow
// the agent in the web server to link the request together for end-to-end tracing
tracer.InjectTracingHeaders((key, value, carrier) => carrier[key] = value, request.Headers); // Option 2: passing a stateless implementation, which gets 'request.Headers' passed as 'carrier'
MyCustomHttpResponse response = await request.ExecuteAsync();
tracer.SetStatusCode(response.StatusCode);
foreach (KeyValuePair <string, string> header in response.Headers)
{
tracer.AddResponseHeader(header.Key, header.Value);
}
});
}
public static async Task OutgoingWebRequestAsync()
{
var request = new MyCustomHttpRequest("https://www.example.com:8080/api/auth/user?group=42&location=Linz", "GET");
request.Headers["Accept"] = "application/json; q=1.0, application/xml; q=0.8";
request.Headers["Accept-Charset"] = "utf-8";
request.Headers["Cache-Control"] = "no-cache,no-store,must-revalidate";
request.Headers["X-MyRequestHeader"] = "MyRequestValue";
IOutgoingWebRequestTracer tracer = SampleApplication.OneAgentSdk.TraceOutgoingWebRequest(request.Url, request.Method);
foreach (KeyValuePair <string, string> header in request.Headers)
{
tracer.AddRequestHeader(header.Key, header.Value);
}
// start tracer and send request
await tracer.TraceAsync(async() =>
{
// set the Dynatrace tracing header to allow linking the request on the server
request.Headers[OneAgentSdkConstants.DYNATRACE_HTTP_HEADERNAME] = tracer.GetDynatraceStringTag();
MyCustomHttpResponse response = await request.ExecuteAsync();
tracer.SetStatusCode(response.StatusCode);
foreach (KeyValuePair <string, string> header in response.Headers)
{
tracer.AddResponseHeader(header.Key, header.Value);
}
});
}
private static MyCustomHttpResponse HandleIncomingWebRequest(MyCustomHttpRequest request, bool sendOutgoingRequest = false)
{
// create web application info object describing our web service
IWebApplicationInfo webAppInfo = SampleApplication.OneAgentSdk
.CreateWebApplicationInfo("WebShopProduction", "AuthenticationService", "/api/auth");
IIncomingWebRequestTracer tracer = SampleApplication.OneAgentSdk
.TraceIncomingWebRequest(webAppInfo, request.Url, request.Method);
tracer.SetRemoteAddress(request.RemoteClientAddress);
// adding all request headers ensures that tracing headers required
// for end-to-end linking of requests are provided to the SDK
foreach (KeyValuePair <string, string> header in request.Headers)
{
tracer.AddRequestHeader(header.Key, header.Value);
}
foreach (KeyValuePair <string, string> param in request.PostParameters)
{
tracer.AddParameter(param.Key, param.Value);
}
// start tracer
return(tracer.Trace(() =>
{
// send a nested outgoing request for demonstration
if (sendOutgoingRequest)
{
MyCustomHttpRequest outgoingRequest = new MyCustomHttpRequest("https://www.example.com:8081/api/auditlog", "POST");
IOutgoingWebRequestTracer outgoingTracer = SampleApplication.OneAgentSdk.TraceOutgoingWebRequest(outgoingRequest.Url, outgoingRequest.Method);
outgoingTracer.Trace(() =>
{
outgoingTracer.InjectTracingHeaders((name, value) => outgoingRequest.Headers[name] = value);
MyCustomHttpResponse incomingResponse = outgoingRequest.Execute();
outgoingTracer.SetStatusCode(incomingResponse.StatusCode);
});
}
var response = new MyCustomHttpResponse();
// handle request and build response ...
foreach (KeyValuePair <string, string> header in response.Headers)
{
tracer.AddResponseHeader(header.Key, header.Value);
}
tracer.SetStatusCode(response.StatusCode);
return response;
}));
}
public static void LinkedOutgoingIncomingWebRequest()
{
var request = new MyCustomHttpRequest("https://www.example.com:8080/api/auth/user?group=42&location=Linz", "GET");
request.Headers["Accept"] = "application/json; q=1.0, application/xml; q=0.8";
request.Headers["Accept-Charset"] = "utf-8";
request.Headers["Cache-Control"] = "no-cache,no-store,must-revalidate";
IOutgoingWebRequestTracer tracer = SampleApplication.OneAgentSdk.TraceOutgoingWebRequest(request.Url, request.Method);
foreach (KeyValuePair <string, string> header in request.Headers)
{
tracer.AddRequestHeader(header.Key, header.Value);
}
// start tracer and send request
tracer.Trace(() =>
{
// add the Dynatrace tag or W3C Trace Context (based on your configuration) to request headers to allow
// the agent in the web server to link the request together for end-to-end tracing
tracer.InjectTracingHeaders((key, value) => request.Headers[key] = value); // Option 1: passing a stateful lambda, directly accessing 'request.Headers'
MyCustomHttpResponse response = null;
// represents server side processing
Thread server = new Thread(() =>
{
response = HandleIncomingWebRequest(request);
});
server.Start();
server.Join(); // sync request, wait for result
tracer.SetStatusCode(response.StatusCode);
foreach (KeyValuePair <string, string> header in response.Headers)
{
tracer.AddResponseHeader(header.Key, header.Value);
}
});
}
public static void LinkedOutgoingIncomingWebRequest()
{
var request = new MyCustomHttpRequest("https://www.example.com:8080/api/auth/user?group=42&location=Linz", "GET");
request.Headers["Accept"] = "application/json; q=1.0, application/xml; q=0.8";
request.Headers["Accept-Charset"] = "utf-8";
request.Headers["Cache-Control"] = "no-cache,no-store,must-revalidate";
IOutgoingWebRequestTracer tracer = SampleApplication.OneAgentSdk.TraceOutgoingWebRequest(request.Url, request.Method);
foreach (KeyValuePair <string, string> header in request.Headers)
{
tracer.AddRequestHeader(header.Key, header.Value);
}
// start tracer and send request
tracer.Trace(() =>
{
// set the Dynatrace tracing header to allow linking the request on the server
request.Headers[OneAgentSdkConstants.DYNATRACE_HTTP_HEADERNAME] = tracer.GetDynatraceStringTag();
MyCustomHttpResponse response = null;
// represents server side processing
Thread server = new Thread(() =>
{
response = HandleIncomingWebRequest(request);
});
server.Start();
server.Join(); // sync request, wait for result
tracer.SetStatusCode(response.StatusCode);
foreach (KeyValuePair <string, string> header in response.Headers)
{
tracer.AddResponseHeader(header.Key, header.Value);
}
});
}
