On 02/15/2017 11:31 AM, Andrei Ivanov wrote:
> Hi,
> I have a requirement to check incoming requests, something that would be
> succinctly expressed this way:
>
> <Location />
> Require expr "%{REMOTE_ADDR} in %{SSL_CLIENT_SAN_IPaddr}"
> </Location>
>
> This would check that the request IP address is among the IP addresses
> in the client certificate.
>
> Unfortunately, this doesn't work:
> 1. SSL_CLIENT_SAN_IPaddr is not exposed by mod_ssl, but I've switched to
> mod_nss, which exports it
> 2. The expression evaluation engine doesn't know how to evaluate this
> kind of expression
> 3. I've tried using mod_lua for the expression, but it can't access this
> kind of environment variables (and the SSL specific only if exposed by
> mod_ssl, not other modules, like mod_nss)
Have you tried using a rewriterule hack to pass the var?
RewriteRule .* - [E=sanip:%{SSL:SSL_CLIENT_SAN_IPaddr}]
that would expose it in mod_lua as r.subprocess_env['sanip'], provided
mod_nss actually exposes it.
>
> I have ran out of ideas on what to try.
>
> Please help.
>
> Thank you.
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