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using System.Net;
using System.Text;
class Program
{
static void Main(string[] args)
{
HttpListener listener = new HttpListener();
listener.Prefixes.Add("http://localhost:8080/");
listener.Start();
Console.WriteLine("HTTP server is running on http://localhost:8080/");
Console.WriteLine("Press Ctrl+C to stop the server.");
while (true)
{
HttpListenerContext context = listener.GetContext();
ThreadPool.QueueUserWorkItem(o => HandleRequest(context));
}
}
static void HandleRequest(HttpListenerContext context)
{
HttpListenerRequest request = context.Request;
HttpListenerResponse response = context.Response;
Console.WriteLine($"Received {request.HttpMethod} request for {request.Url}");
if (request.HttpMethod == "TRACE")
{
HandleTraceMethod(request, response);
}
else
{
response.StatusCode = (int)HttpStatusCode.MethodNotAllowed;
using (StreamWriter writer = new StreamWriter(response.OutputStream))
{
writer.WriteLine("Method Not Allowed");
}
}
response.Close();
}
static void HandleTraceMethod(HttpListenerRequest request, HttpListenerResponse response)
{
response.StatusCode = (int)HttpStatusCode.OK;
response.ContentType = "message/http";
using (StreamWriter writer = new StreamWriter(response.OutputStream, Encoding.UTF8))
{
writer.WriteLine($"{request.HttpMethod} {request.Url} HTTP/{request.ProtocolVersion}");
foreach (string? header in request.Headers.AllKeys)
{
if (header == null)
{
continue;
}
writer.WriteLine($"{header}: {request.Headers[header]}");
}
writer.WriteLine();
}
}
}
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