public async Task HandlePacket(TcpClient Client, FastcgiPacket Packet)
{
if (FastcgiServerClientHandlerAsync.FastcgiServerAsync.Debug)
{
await Console.Out.WriteLineAsync(String.Format("HandlePacket"));
}
var Content = Packet.Content.Array;
var ContentLength = Content.Length;
switch (Packet.Type)
{
case Fastcgi.PacketType.FCGI_BEGIN_REQUEST:
var Role = (Fastcgi.Role)(Content[0] | (Content[1] << 8));
var Flags = (Fastcgi.Flags)(Content[2]);
break;
case Fastcgi.PacketType.FCGI_PARAMS:
if (Content.Length == 0)
{
ParamsStream.Position = 0;
FastcgiRequestAsync.Params = new Dictionary<string, string>();
while (ParamsStream.Position < ParamsStream.Length)
{
int KeyLength = ReadVariable(ParamsStream);
int ValueLength = ReadVariable(ParamsStream);
var Key = ParamsStream.ReadString(KeyLength, Encoding.UTF8);
var Value = ParamsStream.ReadString(ValueLength, Encoding.UTF8);
FastcgiRequestAsync.Params[Key] = Value;
}
//Request.ParamsStream.Finalized = true;
}
else
{
ParamsStream.Write(Content, 0, ContentLength);
}
break;
case Fastcgi.PacketType.FCGI_STDIN:
if (Content.Length == 0)
{
FastcgiRequestAsync.StdinStream.Position = 0;
Exception Exception = null;
var Stopwatch = new Stopwatch();
Stopwatch.Start();
try
{
await FastcgiServerClientHandlerAsync.FastcgiServerAsync.HandleRequestAsync(this.FastcgiRequestAsync, this.FastcgiResponseAsync);
}
catch (Exception _Exception)
{
Exception = _Exception;
}
Stopwatch.Stop();
if (Exception != null)
{
var StreamWriter = new StreamWriter(FastcgiResponseAsync.StderrStream);
StreamWriter.WriteLine(String.Format("{0}", Exception));
StreamWriter.Flush();
}
var HeaderPlusOutputStream = new MemoryStream();
var HeaderStream = new MemoryStream();
var HeaderStreamWriter = new StreamWriter(HeaderStream);
HeaderStreamWriter.AutoFlush = true;
FastcgiResponseAsync.Headers.Add("Content-Type", "text/html");
FastcgiResponseAsync.Headers.Add("X-Time", Stopwatch.Elapsed.ToString());
foreach (var Header in FastcgiResponseAsync.Headers.Headers)
{
HeaderStreamWriter.Write("{0}: {1}\r\n", Header.Key, Header.Value);
}
HeaderStreamWriter.Write("\r\n");
HeaderStream.Position = 0;
HeaderStream.CopyToFast(HeaderPlusOutputStream);
FastcgiResponseAsync.StdoutStream.Position = 0;
FastcgiResponseAsync.StdoutStream.CopyToFast(HeaderPlusOutputStream);
HeaderPlusOutputStream.Position = 0;
await FastcgiPacket.WriteMemoryStreamToAsync(RequestId: RequestId, PacketType: Fastcgi.PacketType.FCGI_STDOUT, From: HeaderPlusOutputStream, ClientStream: ClientStream);
await FastcgiPacket.WriteMemoryStreamToAsync(RequestId: RequestId, PacketType: Fastcgi.PacketType.FCGI_STDERR, From: FastcgiResponseAsync.StderrStream, ClientStream: ClientStream);
await new FastcgiPacket() { Type = Fastcgi.PacketType.FCGI_STDOUT, RequestId = RequestId, Content = new ArraySegment<byte>() }.WriteToAsync(ClientStream);
await new FastcgiPacket() { Type = Fastcgi.PacketType.FCGI_STDERR, RequestId = RequestId, Content = new ArraySegment<byte>() }.WriteToAsync(ClientStream);
await new FastcgiPacket() { Type = Fastcgi.PacketType.FCGI_END_REQUEST, RequestId = RequestId, Content = new ArraySegment<byte>(new byte[] { 0, 0, 0, 0, (byte)Fastcgi.ProtocolStatus.FCGI_REQUEST_COMPLETE }) }.WriteToAsync(ClientStream);
//await ClientStream.FlushAsync();
ClientStream.Close();
}
else
{
await FastcgiRequestAsync.StdinStream.WriteAsync(Content, 0, ContentLength);
}
break;
default:
Console.Error.WriteLine("Unhandled packet type: '" + Packet.Type + "'");
Client.Close();
//throw (new Exception("Unhandled packet type: '" + Type + "'"));
break;
}
}
}