private static void TechEmpowerJsonNoIO(int numberOfRequests, int concurrentConnections)
{
foreach (var iteration in Benchmark.Iterations)
{
using (iteration.StartMeasurement())
{
RawInMemoryHttpServer.Run(numberOfRequests, concurrentConnections, s_genericRequest, (request, response) => {
var formatter = new OutputFormatter <WritableBuffer>(response, EncodingData.InvariantUtf8);
formatter.Append("HTTP/1.1 200 OK");
formatter.Append("\r\nContent-Length: 25");
formatter.Append("\r\nContent-Type: application/json");
formatter.Format("\r\nDate: {0:R}", DateTime.UtcNow);
formatter.Append("Server: System.IO.Pipelines");
formatter.Append("\r\n\r\n");
// write body
var writer = new JsonWriter <OutputFormatter <WritableBuffer> >(formatter);
writer.WriteObjectStart();
writer.WriteAttribute("message", "Hello, World!");
writer.WriteObjectEnd();
});
}
}
}
private static void TechEmpowerHelloWorldNoIO(int numberOfRequests, int concurrentConnections)
{
foreach (var iteration in Benchmark.Iterations)
{
using (iteration.StartMeasurement())
{
RawInMemoryHttpServer.Run(numberOfRequests, concurrentConnections, s_genericRequest, (request, response) => {
var formatter = new OutputFormatter <WritableBuffer>(response, EncodingData.InvariantUtf8);
formatter.Append("HTTP/1.1 200 OK");
formatter.Append("\r\nContent-Length: 13");
formatter.Append("\r\nContent-Type: text/plain");
formatter.Format("\r\nDate: {0:R}", DateTime.UtcNow);
formatter.Append("Server: System.IO.Pipelines");
formatter.Append("\r\n\r\n");
// write body
formatter.Append("Hello, World!");
});
}
}
}
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 async Task HandleConnection(IPipeConnection connection, ILoggerFactory loggerFactory)
{
var logger = loggerFactory?.CreateLogger <ServerLoop>();
var httpParser = new HttpRequestParser(loggerFactory);
var connectionId = Guid.NewGuid();
using (var lScope = logger.BeginScope("Connection started", connectionId))
{
while (true)
{
// Wait for data
var result = await connection.Input.ReadAsync();
var input = result.Buffer;
logger?.LogTrace("Http data received");
try
{
if (input.IsEmpty && result.IsCompleted)
{
logger?.LogTrace("No more data on the connection");
// No more data
break;
}
// Parse the input http request
var parseResult = httpParser.ParseRequest(ref input);
switch (parseResult)
{
case HttpRequestParser.ParseResult.Incomplete:
logger?.LogTrace("Incomplete parsed");
if (result.IsCompleted)
{
// Didn't get the whole request and the connection ended
throw new EndOfStreamException();
}
// Need more data
continue;
case HttpRequestParser.ParseResult.Complete:
logger?.LogTrace("Parsing completed");
break;
case HttpRequestParser.ParseResult.BadRequest:
logger?.LogTrace("Parsing bad request");
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();
logger?.LogTrace("Http method is {method}", httpParser.Method);
if (httpParser.Method.Length == 3 && httpParser.Method.StartsWith(_getMethod))
{
var path = httpParser.Path.GetUtf8String();
logger?.LogTrace("Path is {path}", path);
var cacheItem = _cache.GetCacheItem(path);
if (cacheItem != null)
{
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: ");
formatter.Append(cacheItem.Content.Length);
formatter.Append("\r\nContent-Type: ");
output.Write(cacheItem.ContentType);
formatter.Append("\r\n\r\n");
output.Write(cacheItem.Content);
logger?.LogTrace("Returning 200 ok {path}", path);
await output.FlushAsync();
}
else
{
var output = connection.Output.Alloc();
var formatter = new OutputFormatter <WritableBuffer>(output, EncodingData.InvariantUtf8);
formatter.Append("HTTP/1.1 404 NOT FOUND");
formatter.Append("\r\nContent-Length: 0");
formatter.Append("\r\n\r\n");
logger?.LogTrace("Returning 404 not found {path}", path);
await output.FlushAsync();
}
}
else
{
var output = connection.Output.Alloc();
var formatter = new OutputFormatter <WritableBuffer>(output, EncodingData.InvariantUtf8);
formatter.Append("HTTP/1.1 404 NOT FOUND");
formatter.Append("\r\nContent-Length: 0");
formatter.Append("\r\n\r\n");
await output.FlushAsync().GetAwaiter();
}
if (httpParser.RequestHeaders["Connection"] == "close")
{
connection.Output.Complete();
}
httpParser.Reset();
}
finally
{
// Consume the input
connection.Input.Advance(input.Start, input.End);
}
}
}
}
protected async Task ProcessConnection(IPipeConnection 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 <WritableBufferOutput>(output.AsOutput(), 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.Advance(consumed, examined);
}
}
}
public static async Task HandleConnection(IPipelineConnection connection)
{
var httpParser = new HttpRequestParser();
while (true)
{
// Wait for data
var result = await connection.Input.ReadAsync();
var input = result.Buffer;
Console.WriteLine("Http data received");
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:
Console.WriteLine("Incomplete parsed");
if (result.IsCompleted)
{
// Didn't get the whole request and the connection ended
throw new EndOfStreamException();
}
// Need more data
continue;
case HttpRequestParser.ParseResult.Complete:
Console.WriteLine("Parsing completed");
break;
case HttpRequestParser.ParseResult.BadRequest:
Console.WriteLine("Parsing bad request");
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();
if (httpParser.Method.Length == 3 && httpParser.Method.StartsWith(_getMethod))
{
var path = httpParser.Path.GetUtf8String();
var cacheItem = _cache.GetCacheItem(path);
if (cacheItem != null)
{
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: ");
formatter.Append(cacheItem.Content.Length);
formatter.Append("\r\nContent-Type: ");
output.Write(cacheItem.ContentType);
formatter.Append("\r\n\r\n");
output.Write(cacheItem.Content);
Console.WriteLine($"{path}-HTTP / 1.1 200 OK");
await output.FlushAsync();
}
else
{
var output = connection.Output.Alloc();
var formatter = new OutputFormatter <WritableBuffer>(output, EncodingData.InvariantUtf8);
formatter.Append("HTTP/1.1 404 NOT FOUND");
formatter.Append("\r\nContent-Length: 0");
formatter.Append("\r\n\r\n");
Console.WriteLine($"{path}-HTTP / 1.1 404 NOT FOUND");
await output.FlushAsync();
}
}
else
{
var output = connection.Output.Alloc();
var formatter = new OutputFormatter <WritableBuffer>(output, EncodingData.InvariantUtf8);
formatter.Append("HTTP/1.1 404 NOT FOUND");
formatter.Append("\r\nContent-Length: 0");
formatter.Append("\r\n\r\n");
await output.FlushAsync();
}
if (httpParser.RequestHeaders["Connection"] == "close")
{
connection.Output.Complete();
}
httpParser.Reset();
}
finally
{
// Consume the input
connection.Input.Advance(input.Start, input.End);
}
}
}
public static void Run()
{
var ip = IPAddress.Any;
int port = 5000;
var thread = new UvThread();
var listener = new UvTcpListener(thread, new IPEndPoint(ip, port));
listener.OnConnection(async connection =>
{
var httpParser = new HttpRequestParser();
while (true)
{
// Wait for data
var result = await connection.Input.ReadAsync();
var input = result.Buffer;
try
{
if (input.IsEmpty && result.IsCompleted)
{
// No more data
break;
}
// Parse the input http request
var parseResult = httpParser.ParseRequest(ref input);
switch (parseResult)
{
case HttpRequestParser.ParseResult.Incomplete:
if (result.IsCompleted)
{
// Didn't get the whole request and the connection ended
throw new EndOfStreamException();
}
// Need more data
continue;
case HttpRequestParser.ParseResult.Complete:
break;
case HttpRequestParser.ParseResult.BadRequest:
throw new Exception();
default:
break;
}
// Writing directly to pooled buffers
var output = connection.Output.Alloc();
var formatter = new OutputFormatter<WritableBuffer>(output, EncodingData.InvariantUtf8);
formatter.Append("HTTP/1.1 200 OK");
formatter.Append("\r\nContent-Length: 13");
formatter.Append("\r\nContent-Type: text/plain");
formatter.Append("\r\n\r\n");
formatter.Append("Hello, World!");
await output.FlushAsync();
httpParser.Reset();
}
finally
{
// Consume the input
connection.Input.Advance(input.Start, input.End);
}
}
});
listener.StartAsync().GetAwaiter().GetResult();
Console.WriteLine($"Listening on {ip} on port {port}");
var wh = new ManualResetEventSlim();
Console.CancelKeyPress += (sender, e) =>
{
wh.Set();
};
wh.Wait();
listener.Dispose();
thread.Dispose();
}