[Kamailio-Users] Can't get allow_trusted to work

[Daniel-Constantin Mierla]

Hello,

On 05/26/2009 07:46 PM, Saúl Ibarra wrote:
> Hi all,
>
> I'm a little stuck here :-/ I can't get allow_trusted function from
> the premissions module to word. I'm receiving the following error:
>
> May 26 18:36:24 [18825] DBG:core:parse_msg:  method:  <PUBLISH>
> May 26 18:36:24 [18825] DBG:core:parse_msg:  uri:
> <sip:saghul at 10.69.69.1:5070>
> May 26 18:36:24 [18825] DBG:core:parse_msg:  version: <SIP/2.0>
> May 26 18:36:24 [18825] DBG:core:parse_headers: flags=2
> May 26 18:36:24 [18825] DBG:core:parse_via_param: found param type
> 232, <branch> = <z9hG4bK1f7d.e63e45e5.0>; state=16
> May 26 18:36:24 [18825] DBG:core:parse_via: end of header reached,
> state=5
> May 26 18:36:24 [18825] DBG:core:parse_headers: via found, flags=2
> May 26 18:36:24 [18825] DBG:core:parse_headers: this is the first via
> May 26 18:36:24 [18825] DBG:core:receive_msg: After parse_msg...
> May 26 18:36:24 [18825] DBG:core:receive_msg: preparing to run routing
> scripts...
> May 26 18:36:24 [18825] DBG:core:parse_headers: flags=100
> May 26 18:36:24 [18825] DBG:core:parse_via_param: found param type
> 234, <received> = <10.69.69.2>; state=6
> May 26 18:36:24 [18825] DBG:core:parse_via_param: found param type
> 235, <rport> = <5060>; state=6
> May 26 18:36:24 [18825] DBG:core:parse_via_param: found param type
> 232, <branch> = <z9hG4bKqtsklyyn>; state=16
> May 26 18:36:24 [18825] DBG:core:parse_via: end of header reached,
> state=5
> May 26 18:36:24 [18825] DBG:core:parse_headers: via found, flags=100
> May 26 18:36:24 [18825] DBG:core:parse_headers: parse_headers: this is
> the second via
> May 26 18:36:24 [18825] DBG:maxfwd:is_maxfwd_present: value = 69
> May 26 18:36:24 [18825] ERROR:permissions:allow_trusted_2: unknown
> protocol udp
>   
looks like the function accepts only upper case protocol id while the PV 
is returning lowercase, try to use transformation:

http://www.kamailio.org/dokuwiki/doku.php/transformations:devel#s.toupper

allow_trusted("$si", "$(proto{s.toupper})")

Cheers,
Daniel


>
> Configuration is realli simple:
>
> modparam("permissions", "db_url", "mysql://...")
> modparam("permissions", "db_mode", 1)
> modparam("permissions", "trusted_table", "trusted")
>
> if (!allow_trusted("$si", "$proto")) {
>       xlog("L_INFO","\n\n--NOT trusted! - $si - $proto");
>       sl_send_reply("403", "Forbidden");
>       exit;
>  }
>
> The trusted table seems OK:
>
> mysql> select * from trusted;
> +----+------------+-------+--------------+------+
> | id | src_ip     | proto | from_pattern | tag  |
> +----+------------+-------+--------------+------+
> |  1 | 10.69.69.1 | any   | NULL         | NULL |
> +----+------------+-------+--------------+------+
>
>
> What am I doing wrong?
>
>
> Thanks in advance!! Regards,
>
>
>   

-- 
Daniel-Constantin Mierla
http://www.asipto.com/