logging http message in HTTP Redirect binding

[Cantor, Scott]

> I've configured a Shibboleth SP and a IdP to communicate together.
> When the SP sends an authentication request to the IdP through the HTTP
> Redirect binding, I need the IdP to log the whole http message which
> includes both the SAML authnRequest and the SP detached signature in the
> Signature parameter.

It is not possible so far as I know, outside of using the web access log.

-- Scott