Hi,

On 07/12/2010 01:25, Rasmus Lerdorf wrote:
> I'm probably being a bit lazy here, I have only skimmed the code, but is
> there a way to bounce all original request headers through a proxy_pass
> prefixed with X-Orig-* or something like that?
>
> One reason for wanting to do this is for proxy detection. Common
> headers that are important to preserve are HTTP_X_FORWARDED, HTTP_VIA
> and HTTP_PROXY_CONNECTION.
Yes, you can use the proxy_set_header directive
(http://wiki.nginx.org/HttpProxyModule#proxy_set_header).

e.g.

proxy_set_header NAME $value;

You can obviously choose anything for NAME, including X-Orig-..., and
the values can be static strings or generated using variables.

Marcus.

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