nginx + my module crashes only when ignore client abort = on

[gadh]

> Note though, that by changing headers_in structure you are 
> responsible for it's consistency.  It's usually much better idea 
> to use upstream functionality to create needed request to an 
> upstream instead (proxy_set_body, proxy_pass_headers and so on).
> 

but can i wait for the upstream to return and delay the request from passing
on to backend as i do in my subrequest ?
when i use your suggested proxy directives i have no control on that 

Gad

Posted at Nginx Forum: http://forum.nginx.org/read.php?2,237362,237485#msg-237485