private void HandlePOSTRequest(IStreamWrapper inputStream, IStreamWriterWrapper outputStream)
{
// this post data processing just reads everything into a memory stream.
// this is fine for smallish things, but for large stuff we should really
// hand an input stream to the request processor. However, the input stream
// we hand him needs to let him see the "end of the stream" at this content
// length, because otherwise he won't know when he's seen it all!
//Console.WriteLine("get post data start");
using (var ms = streamFactory.GetMemoryStreamWrapper())
{
if (httpHeaders.ContainsKey("Content-Length"))
{
var contentLen = Convert.ToInt32(httpHeaders["Content-Length"]);
if (contentLen > MaxPostSize)
{
throw new Exception($"POST Content-Length({contentLen}) too big for this server");
}
var buf = new byte[BufSize];
var toRead = contentLen;
while (toRead > 0)
{
//Console.WriteLine("starting Read, to_read={0}", toRead);
var numread = inputStream.Read(buf, 0, Math.Min(BufSize, toRead));
//Console.WriteLine("read finished, numread={0}", numread);
if (numread == 0)
{
if (toRead == 0)
{
break;
}
throw new Exception("client disconnected during post");
}
toRead -= numread;
ms.Write(buf, 0, numread);
}
ms.Seek(0, SeekOrigin.Begin);
}
//Console.WriteLine("get post data end");
postHandler(httpUrl, ms, outputStream);
}
}