protected async Task ProcessConnection(IDuplexPipe connection) { var httpParser = new HttpRequestParser(); while (true) { // Wait for data var result = await connection.Input.ReadAsync(); var input = result.Buffer; var consumed = input.Start; var examined = input.Start; try { if (input.IsEmpty && result.IsCompleted) { // No more data break; } // Parse the input http request var parseResult = httpParser.ParseRequest(input, out consumed, out examined); switch (parseResult) { case HttpRequestParser.ParseResult.Incomplete: if (result.IsCompleted) { // Didn't get the whole request and the connection ended throw new EndOfStreamException(); } // Need more data continue; case HttpRequestParser.ParseResult.Complete: break; case HttpRequestParser.ParseResult.BadRequest: throw new Exception(); default: break; } // Writing directly to pooled buffers var output = connection.Output; var formatter = new BufferWriterFormatter <PipeWriter>(output, SymbolTable.InvariantUtf8); formatter.Append("HTTP/1.1 200 OK"); formatter.Append("\r\nContent-Length: 13"); formatter.Append("\r\nContent-Type: text/plain"); formatter.Append("\r\n\r\n"); formatter.Append("Hello, World!"); await output.FlushAsync(); httpParser.Reset(); } finally { // Consume the input connection.Input.AdvanceTo(consumed, examined); } } }
public static void Run() { var ip = IPAddress.Any; int port = 5000; var thread = new UvThread(); var listener = new UvTcpListener(thread, new IPEndPoint(ip, port)); listener.OnConnection(async connection => { var httpParser = new HttpRequestParser(); while (true) { // Wait for data var result = await connection.Input.ReadAsync(); var input = result.Buffer; var consumed = input.Start; var examined = input.Start; try { if (input.IsEmpty && result.IsCompleted) { // No more data break; } // Parse the input http request var parseResult = httpParser.ParseRequest(input, out consumed, out examined); switch (parseResult) { case HttpRequestParser.ParseResult.Incomplete: if (result.IsCompleted) { // Didn't get the whole request and the connection ended throw new EndOfStreamException(); } // Need more data continue; case HttpRequestParser.ParseResult.Complete: break; case HttpRequestParser.ParseResult.BadRequest: throw new Exception(); default: break; } // Writing directly to pooled buffers var output = connection.Output.Alloc(); var formatter = new OutputFormatter <WritableBuffer>(output, TextEncoder.Utf8); formatter.Append("HTTP/1.1 200 OK"); formatter.Append("\r\nContent-Length: 13"); formatter.Append("\r\nContent-Type: text/plain"); formatter.Append("\r\n\r\n"); formatter.Append("Hello, World!"); await output.FlushAsync(); httpParser.Reset(); } finally { // Consume the input connection.Input.Advance(consumed, examined); } } }); listener.StartAsync().GetAwaiter().GetResult(); Console.WriteLine($"Listening on {ip} on port {port}"); var wh = new ManualResetEventSlim(); Console.CancelKeyPress += (sender, e) => { wh.Set(); }; wh.Wait(); listener.Dispose(); thread.Dispose(); }
public static void Run() { var ip = IPAddress.Any; int port = 5000; var thread = new UvThread(); var listener = new UvTcpListener(thread, new IPEndPoint(ip, port)); listener.OnConnection(async connection => { var httpParser = new HttpRequestParser(); while (true) { // Wait for data var result = await connection.Input.ReadAsync(); var input = result.Buffer; try { if (input.IsEmpty && result.IsCompleted) { // No more data break; } // Parse the input http request var parseResult = httpParser.ParseRequest(ref input); switch (parseResult) { case HttpRequestParser.ParseResult.Incomplete: if (result.IsCompleted) { // Didn't get the whole request and the connection ended throw new EndOfStreamException(); } // Need more data continue; case HttpRequestParser.ParseResult.Complete: break; case HttpRequestParser.ParseResult.BadRequest: throw new Exception(); default: break; } // Writing directly to pooled buffers var output = connection.Output.Alloc(); var formatter = new OutputFormatter<WritableBuffer>(output, EncodingData.InvariantUtf8); formatter.Append("HTTP/1.1 200 OK"); formatter.Append("\r\nContent-Length: 13"); formatter.Append("\r\nContent-Type: text/plain"); formatter.Append("\r\n\r\n"); formatter.Append("Hello, World!"); await output.FlushAsync(); httpParser.Reset(); } finally { // Consume the input connection.Input.Advance(input.Start, input.End); } } }); listener.StartAsync().GetAwaiter().GetResult(); Console.WriteLine($"Listening on {ip} on port {port}"); var wh = new ManualResetEventSlim(); Console.CancelKeyPress += (sender, e) => { wh.Set(); }; wh.Wait(); listener.Dispose(); thread.Dispose(); }