Hello Justin,

Thanks for all your help - I managed to find and fix the bug - please update from GIT and try again.

Best regards,

Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
http://www.opensips-solutions.com

On 25.03.2014 21:31, Justin Zondagh wrote:
Hi Bogdan,

I placed the LM_DBG as follows

        if ( is_script_func_used("uac_auth", -1) ) {
/* load the UAC_AUTH API as uac_auth() is invoked from script */
if(load_uac_auth_api(&uac_auth_api)<0){
LM_ERR("can't load UAC_AUTH API, needed for uac_auth()\n");
                        goto error;
                }

                LM_DBG("Loaded uac_auth api as found in script");
        }

But nothing appears in the log on init.



I'm using the uac_auth() in a failure route



failure_route[ip_auth_fail]
{

        if (t_check_status("401")) {
                xlog("L_INFO","[$ci] Got 401 from Proxy\n");

avp_db_query("select password from registrant where username = '$(avp(authuser){s.escape.common})'","$avp(authpass)");

                $avp(authrealm) = "";

                $avp(www) = $(<reply>hdr(WWW-Authenticate));
                avp_subst("$avp(www)", "/Digest\s//");

                #Get the realm from the www-auth header
                $var(numkvp) = $(avp(www){csv.count});
                $var(i) = 0;
                while($var(i) < $var(numkvp)) {

                        $var(temp) = $(avp(www){s.select,$var(i),,});

                        if ($var(temp) =~ "realm.*") {
                                $avp(authrealm) = $var(temp);
avp_subst("$avp(authrealm)","/(realm=\")(.*)(\")/\2/");
                                #$avp(authrealm) := "asterisk";
                        }

                        $var(i) = $var(i) + 1;
                }

xlog("L_INFO","[$ci] authrealm is [$avp(authrealm)], authuser is [$avp(authuser)], authpass is [$avp(authpass)]\n");

#No need for loop prevention as Proxy sends 183 early media recording saying password is wrong, then sends 603

                if (uac_auth()) {
xlog("L_INFO","[$ci] Built auth, sending back to Proxy\n");

                        t_on_failure("ip_auth_fail");

# the $du should really be uri as specified in Record-Route in 401, but using reply's source IP for now
                        $du = "sip:" + $(<reply>si) + ":5060";

xlog("L_INFO", "[$ci] Sending request with Auth header to [$du]\n");
                        t_relay();

                }
        }

        if (t_was_cancelled()) {
                exit;
        }

}



*
*
*Justin Zondagh
*[email protected] <mailto:[email protected]>

Cape Town | South Africa
skype: jrzondagh
m: +27 72 598 4887 | f: +27 86 546 1405
uk:**+44 20 328 99610


On Tue, Mar 25, 2014 at 7:28 PM, Bogdan-Andrei Iancu <[email protected] <mailto:[email protected]>> wrote:

    Hello Justin,

    In the 1.10 code, in the UAC module, in the mod_init function, the
    binding to UAC AUTH module is to be done. See line 171 in
    modules/uac/uac.c


        if ( is_script_func_used("uac_auth", -1) ) {
            /* load the UAC_AUTH API as uac_auth() is invoked from
    script */
            if(load_uac_auth_api(&uac_auth_api)<0){
                LM_ERR("can't load UAC_AUTH API, needed for
    uac_auth()\n");
                goto error;
            }
        }


    Maybe the is_script_func_used() doesn't trigger properly there -
    in what kind of route are you using the uac_auth() function ?
    Could you place a LM_DBG() in that 'if' statement to see if it
    goes in there ?

    Thank and regards,

    Bogdan-Andrei Iancu
    OpenSIPS Founder and Developer
    http://www.opensips-solutions.com

    On 25.03.2014 14:28, Justin Zondagh wrote:
    Hi Bogdan,

    I have found and fixed the bug. The uac_auth_api wasn't being
    loaded before being called as you suspected.

    I added this code

    if(load_uac_auth_api(&uac_auth_api) < 0){
                    LM_INFO("Error loading uac_auth_api");
                    goto error;
            }


    before calling the API on the next line:

            crd = uac_auth_api._lookup_realm( &auth->realm );


    Seems to work now...

    How do we commit this to code base?

    Regards,
    Justin


    *
    *
    *Justin Zondagh
    *[email protected] <mailto:[email protected]>

    Cape Town | South Africa
    skype: jrzondagh
    m: +27 72 598 4887 <tel:%2B27%2072%20598%204887> | f: +27 86 546
    1405 <tel:%2B27%2086%20546%201405>
    uk:**+44 20 328 99610 <tel:%2B44%2020%20328%2099610>


    On Tue, Mar 25, 2014 at 10:18 AM, Justin Zondagh
    <[email protected] <mailto:[email protected]>> wrote:

        They were the wrong way round, but swapped them and seems to
        have the same issue:




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