nginx parse var in if file exist statement error?

Wed Nov 2 13:51:06 UTC 2011

Hello!

On Wed, Nov 02, 2011 at 06:09:59AM -0400, est wrote:

[...]

> So clearly somehow, nginx managed to mess HTTP headers into filename
> parser.
> 
> Can anyone help me? This is the weirdest bug I have ever encountered
> with nginx.

Valentin already replied how to do this properly.  As for the bug 
itself, it's documented here:

http://wiki.nginx.org/IfIsEvil

Maxim Dounin