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From Micha Lenk <>
Subject Re: How to do a sub-request from input filter?
Date Wed, 27 Apr 2011 17:54:30 GMT
Hi Graham,

On Wed, Apr 27, 2011 at 07:44:05PM +0200, Graham Leggett wrote:
> On 27 Apr 2011, at 7:07 PM, Micha Lenk wrote:
> >I am using Apache as a reverse proxy to forward requests to a backend web
> >server protected by some self-written Apache modules. Now I would like to
> >do a sub-request to a different location from within an input filter.
> >
> >What is the easiest way to achieve this? Reading Nick Kew's excellent
> >Apache Modules Book I've found the function ap_internal_redirect(), but
> >does this function also work from an input filter? Currently I doubt it
> >because the first line of the HTTP request for the backend web server is
> >built very early in ap_proxy_http_request(), apparently before running
> >the input filters...
> >Do you have any better suggestion?
> >
> >What else should I keep in mind in this situation?
> It depends, do you want the subrequest to replace the main request?
> Or do you want the subrequest to happen, and then for the main
> request to continue as it was before?

I want the subrequest to replace the main request.


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