[OpenSIPS-Users] uac_auth to uac_registrant module
Bogdan-Andrei Iancu
bogdan at opensips.org
Wed Jul 30 15:23:53 CEST 2014
Do you still get that error ? and issues with this code ?
Regards,
Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
http://www.opensips-solutions.com
On 30.07.2014 15:39, Igor Olhovskiy wrote:
> Made it in a more accurate way:
>
> if ($(<reply>hdr(Proxy-Authenticate))) {
> $var(raw_auth) =
> $(<reply>hdr(Proxy-Authenticate));
> }
> if ($(<reply>hdr(WWW-Authenticate))) {
> $var(raw_auth) =
> $(<reply>hdr(WWW-Authenticate));
> }
> .........
>
> 30.07.14 11:42, Igor Olhovskiy написав(ла):
>> Code to get realm from failure_route is now looks like
>>
>> $var(hdr) = $(<reply>hdr(Proxy-Authenticate));
>> if ( $var(hdr) != NULL ) {
>> $var(raw_auth) = $var(hdr);
>> xlog("L_INFO", "Proxy-Auth is present");
>> }
>> #WWW is an Asterisk flavour
>> $var(hdr) = $(<reply>hdr(WWW-Authenticate));
>> if ( $var(hdr) != NULL ) {
>> $var(raw_auth) = $var(hdr);
>> xlog("L_INFO", "WWW-Auth is present");
>> }
>> $var(reg_start) = "/(.*?)realm=\"//g";
>> $var(reg_end) = "/\"(.*)//g";
>> xlog("L_INFO", "Raw data $var(raw_auth)");
>> $var(raw_auth) =
>> $(var(raw_auth){re.subst,$var(reg_start)});
>> $var(raw_auth) =
>> $(var(raw_auth){re.subst,$var(reg_end)});
>> xlog("L_INFO", "Got realm data $var(raw_auth)");
>>
>> One little problem is I have not found analog of is_set function, so
>> I get
>> WARNING:core:do_assign: no value in right expression on line
>> in console.
>>
>> 29.07.14 12:44, Bogdan-Andrei Iancu написав(ла):
>>> Hi,
>>>
>>> If you try it from a failure route, you need to do :
>>> $(<reply>hdr(Proxy-Authenticate))
>>>
>>> (see http://www.opensips.org/Documentation/Script-CoreVar-1-11)
>>>
>>> In failure route, the context is of the request message, so if you
>>> want to access the reply, you need to switch to its context.
>>>
>>> Regards,
>>> Bogdan-Andrei Iancu
>>> OpenSIPS Founder and Developer
>>> http://www.opensips-solutions.com
>>> On 29.07.2014 12:41, Igor Olhovskiy wrote:
>>>> Hi again.
>>>> Seems to be, $hdr(Proxy-Authenticate) is NULL at 401 response.
>>>>
>>>> failure_route[1] {
>>>> ...
>>>> if ( t_check_status("40[17]") ) {
>>>> ...
>>>> xlog("L_INFO", "Asterisk flavour $hdr(WWW-Authenticate), Proxy
>>>> flavour $hdr(Proxy-Authenticate)");
>>>> }
>>>> }
>>>>
>>>> becomes
>>>>
>>>> /usr/sbin/opensips[18983]: Asterisk flavour <null>, Proxy flavour
>>>> <null>
>>>>
>>>> It's logic, cause in failure_route we work with initial INVITE, but
>>>> not 401 reply. Cause, if we working with reply directly, we can't
>>>> apply uac_auth function to it.
>>>>
>>>> 28.07.14 21:10, Игорь Ольховский написав(ла):
>>>>> Hi,
>>>>>
>>>>> Many thanks on your answer, will wait for a new feature and look at $hdr var more close.
>>>>> Anyway, I have a little trouble with CSeq change (means it is need to do accurate), but for now it’s a solution.
>>>>> Many thanks again.
>>>>> 28 июля 2014, в 20:46, Bogdan-Andrei Iancu<bogdan at opensips.org> написал(а):
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> 1) on changing cseq as a simple text - this is not wise as you break the sequence of cseq number in the dialog; we are working on a feature to allow you do that in sip-wise way.
>>>>>>
>>>>>> 2) about realm, the proxy/www -Authenticate header (in the 401/407 reply) has the realm parameter; you can grab it by transformations; on $hdr(Proxy-Authenticate) apply a regexp transformation (seehttp://www.opensips.org/Documentation/Script-Tran-1-11#toc72) to get the realm param from there.
>>>>>>
>>>>>> Regards,
>>>>>>
>>>>>> Bogdan-Andrei Iancu
>>>>>> OpenSIPS Founder and Developer
>>>>>> http://www.opensips-solutions.com
>>>>>>
>>>>>> On 21.07.2014 20:15, Igor Olkhovskii wrote:
>>>>>>> Made it work via modification of CSeq (remove_hf -> append_hf) and now is a question, how to get correct realm from response. OpenSIPs is very limitated to text processing....
>>>>>>>
>>>>>>> 21.07.2014 18:39, Igor Olhovskiy пишет:
>>>>>>>> Found this tread, but seems to be no luck in to work with INVITE on
>>>>>>>> Asterisk.
>>>>>>>> Is there any luck to get Asterisk auth (without touching Asterisk)
>>>>>>>>
>>>>>>>> https://www.mail-archive.com/users@lists.opensips.org/msg25236.html
>>>>>>>> On 21.07.2014 16:14, Igor Olhovskiy wrote:
>>>>>>>>> Hi!
>>>>>>>>> I'm trying to get OpenSIPS 1.11 act as registrar proxy. Means it's not
>>>>>>>>> only register on external servers, but take care of INVITE's and so.
>>>>>>>>> I've configured modules as:
>>>>>>>>>
>>>>>>>>> loadmodule "uac_auth.so"
>>>>>>>>> loadmodule "uac.so"
>>>>>>>>> loadmodule "uac_registrant.so"
>>>>>>>>> modparam("uac","restore_mode","auto")
>>>>>>>>> modparam("uac_auth","auth_realm_avp","$avp(uac_realm)")
>>>>>>>>> modparam("uac_auth","auth_username_avp","$avp(uac_username)")
>>>>>>>>> modparam("uac_auth","auth_password_avp","$avp(uac_password)")
>>>>>>>>> modparam("uac_registrant", "timer_interval", 120)
>>>>>>>>> modparam("uac_registrant", "hash_size", 2)
>>>>>>>>> modparam("uac_registrant", "db_url",
>>>>>>>>> "mysql://opensips:opensips@localhost/opensips")
>>>>>>>>>
>>>>>>>>> ....
>>>>>>>>> failure_route[1] {
>>>>>>>>> ......
>>>>>>>>> # have we already tried to authenticate?
>>>>>>>>> if (isflagset(8)) {
>>>>>>>>> xlog("L_INFO", "FAILUREROUTE_STATUS40X_SETFLAG8:
>>>>>>>>> [F=$fu R=$ru D=$du M=$rm IP=($si:$sp $Ri:$Rp) ID=$ci]");
>>>>>>>>> t_reply("503","Authentication failed");
>>>>>>>>> exit;
>>>>>>>>> }
>>>>>>>>> if (is_method("INVITE")) {
>>>>>>>>> # mark that auth was performed
>>>>>>>>> setflag(8);
>>>>>>>>> # trigger again the failure route
>>>>>>>>> t_on_failure("1");
>>>>>>>>> # repeat the request with auth response this time
>>>>>>>>> $avp(uac_realm) = $td;
>>>>>>>>> $avp(uac_username) = $fU;
>>>>>>>>> avp_db_query("SELECT password FROM registrant
>>>>>>>>> WHERE (registrar = 'sip:$avp(uac_realm)') AND ( username =
>>>>>>>>> '$avp(uac_username)')","$avp(uac_password)");
>>>>>>>>> xlog("L_INFO",
>>>>>>>>> "FAILUREROUTE_STATUS40X_UACAUTHINVITE_DEBUG_VARIABLES: AVP_UAC_REALM:
>>>>>>>>> $avp(uac_realm) AVP_UAC_USERNAME: $avp(uac_username) AVP_UAC_PASSWORD
>>>>>>>>> :$avp(uac_password)");
>>>>>>>>> uac_auth();
>>>>>>>>> t_relay();
>>>>>>>>> }
>>>>>>>>> }
>>>>>>>>> .....
>>>>>>>>> }
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> I see correct vars in debug message, but uac_auth() not to append branch
>>>>>>>>> to reply INVITE.
>>>>>>>>>
>>>>>>>>> For example, I have such string
>>>>>>>>> AVP_UAC_REALM: some-dns.example.net.ua AVP_UAC_USERNAME: 2225678
>>>>>>>>> AVP_UAC_PASSWORD :SuperStrongPassword
>>>>>>>>>
>>>>>>>>> What is wrong in this config/AVP's?
>>>>>>> _______________________________________________
>>>>>>> Users mailing list
>>>>>>> Users at lists.opensips.org
>>>>>>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>>>
>>>
>>
>
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