Access to memcache variable in module

[Maxim Dounin]

Hello!

On Tue, Mar 20, 2012 at 11:34:57AM +0000, Adelino Monteiro wrote:

> Hello,
> 
> This maybe a stupidly simple question but I haven't found an answer yet.
> I have a working nginx module where I process one of the http variabels
> using ngx_http_arg function ngxinx provides.
> What I'm doing know is to have this same http variable being searching in
> memcache and if found I want to pass that value to my module.
> 
> What would be the correct way to achieve this?

The ngx_http_subrequest() function with 
NGX_HTTP_SUBREQUEST_IN_MEMORY flag should do the trick.  Take a 
look at ngx_http_ssi_filter_module.c for an example.

Maxim Dounin