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From Tom Evans <>
Subject Re: [users@httpd] Reverse proxy - Getting CGI environment variable on backend server
Date Fri, 09 Apr 2010 13:34:03 GMT
On Fri, Apr 9, 2010 at 2:14 PM, Amit Panwar <> wrote:
> Hi All,
> I'm using reverse proxy to forward request to my internal apache server,
> which is working fine.
> Here is my configuration on front apache server:
>   ProxyRequests Off
>   ProxyPassInterpolateEnv On
>   ProxyPass /someapp http://internal_server/someapp interpolate
>   ProxyPassReverse /someapp http://internal_server/someapp interpolate
> I want to access the CGI environment variables on my backend servers.
> Actually I want to setup a shibboleth environment my Shibboleth Service
> provider is running on my front end apache server and shibboleth protected
> application on internal server. After authentication Server provider set
> some attributes on front end server's environment and I want those
> attributes to be accessible to my application running on backend apache
> server. So is it possible to forward some environment variable from front
> server to backend servers and if yes then how?
> Thanks in advance
> ap1285

Convert them into additional request headers:

RequestHeader set X-Shib-Attribute %{Shib-Attribute}e



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