[PATCH] http_geo_module: warn when using a variable as the value

[Maxim Dounin]

Hello!

On Thu, Dec 17, 2015 at 01:47:50PM +0000, Daniel K. wrote:

> On 12/17/2015 12:44 PM, Maxim Dounin wrote:
> > On Wed, Dec 16, 2015 at 11:13:16PM +0000, Daniel K. wrote:
> >> Warn when using a variable as the data value in geo blocks
> >>
> >> Since the geo module does not expand variables, warn when a variable is
> >> used as the data value;
> > 
> > As the geo module is currently probably the only way to insert 
> > plain '$' into a place which expands variables, I'm not sure if 
> > it's a good idea to add such a patch, at least before we'll 
> > resolve the '$' escaping issue.
> 
> It was just showing a warning to the possibly unsuspecting user, nothing
> else.
> 
> Valentin suggested to add variable support. From your comment I take it
> that variable support is not wanted, at least not yet, until a machanism
> to escape '$' is implemented?

Yes, we'll have to introduce '$' escaping before (or at least 
at the same time) adding variables support to geo.

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