Welcome! Log In Create A New Profile

Advanced

Re: [PATCH] SPDY/3.1 protocol implementation

Maxim Dounin
January 28, 2014 05:06AM
Hello!

On Mon, Jan 27, 2014 at 03:42:26PM -0800, Piotr Sikora wrote:

> Hey Valentin,
>
> > Current receiving flow control implementation is pretty simple and effective:
> > we allow browser to send as much data as it wants. That's why it is hardcoded
> > to the maximum value.
> >
> > (...)
> >
> > No, it's actually browser's will to properly prioritize POST requests.
>
> But now you're relying on the browser to do the right thing vs forcing
> the correct behavior via SPDY's flow control.
>
> > The receiving flow control has two uses for server:
>
> I'd argue that making sure that requests are multiplexed is also a
> valid use case ;)
>
> In any case, I'd prefer if this would be configureable value.
>
> Also, it seems that we should be forcing minimum value for the
> client's window size, otherwise client can set window size to 2 bytes
> and make nginx return thousands of DATA frames and use way too many
> resources to serve a small static page (same is true for Google's &
> Twitter's web servers). This could be a huge (D)DoS-vector.

It's believed that SPDY is a huge DDoS vector by itself.

--
Maxim Dounin
http://nginx.org/

_______________________________________________
nginx-devel mailing list
nginx-devel@nginx.org
http://mailman.nginx.org/mailman/listinfo/nginx-devel
Subject Author Views Posted

[PATCH] SPDY/3.1 protocol implementation

Valentin V. Bartenev 1145 January 27, 2014 03:04PM

Re: [PATCH] SPDY/3.1 protocol implementation

Jim Popovitch 489 January 27, 2014 04:14PM

Re: [PATCH] SPDY/3.1 protocol implementation

Piotr Sikora 531 January 27, 2014 04:54PM

Re: [PATCH] SPDY/3.1 protocol implementation

Valentin V. Bartenev 495 January 27, 2014 05:38PM

Re: [PATCH] SPDY/3.1 protocol implementation

Valentin V. Bartenev 403 January 27, 2014 06:22PM

Re: [PATCH] SPDY/3.1 protocol implementation

Piotr Sikora 517 January 27, 2014 06:44PM

Re: [PATCH] SPDY/3.1 protocol implementation

Piotr Sikora 561 January 27, 2014 07:32PM

Re: [PATCH] SPDY/3.1 protocol implementation

Valentin V. Bartenev 475 January 27, 2014 07:34PM

Re: [PATCH] SPDY/3.1 protocol implementation

Piotr Sikora 543 January 27, 2014 10:06PM

Re: [PATCH] SPDY/3.1 protocol implementation

Maxim Dounin 794 January 28, 2014 05:06AM

Re: [PATCH] SPDY/3.1 protocol implementation

Alex 518 January 27, 2014 09:12PM



Sorry, you do not have permission to post/reply in this forum.

Online Users

Guests: 318
Record Number of Users: 8 on April 13, 2023
Record Number of Guests: 500 on July 15, 2024
Powered by nginx      Powered by FreeBSD      PHP Powered      Powered by MariaDB      ipv6 ready