[sr-dev] where is s proxy_challenge function?

[Juha Heinanen]

Jan Janak writes:

> It has been obsoleted because all the function did was to send a reply
> with digest challenge included. We achieve the same in the
> configuration file with a combination of append_to_reply and sl_reply:
> 
> if (!proxy_authenticate("$fd.digest_realm", "credentials")) {
>   if ($? == -2) {
>     sl_reply("500", "Internal Server Error");
>   } else if ($? == -3) {
>     sl_reply("400", "Bad Request");
>   } else {
>     if (defined $digest_challenge && $digest_challenge != "") {
>       append_to_reply("%$digest_challenge");
>     }
>     sl_reply("407", "Proxy Authentication Required");
>   }
>   drop;
> }

jan,

thanks for the explanation.  what value should i give to
$digest_challenge variable so that proper Proxy-Authenticate header is
included in the reply?

-- juha