[SR-Users] Inserting local path into shared USRLOC table.

[Marrold]

msg_apply_changes()  worked nicely, thanks guys

On Wed, Oct 11, 2017 at 10:45 AM, Charles Chance <
charles.chance at sipcentric.com> wrote:

> Hello,
>
>
> On 11 Oct 2017 10:16 a.m., "Daniel Tryba" <d.tryba at pocos.nl> wrote:
>
> On Tue, Oct 10, 2017 at 11:36:56PM +0100, Marrold wrote:
> > I've included add_path_received() in my REGISTRAR routing block, however
> I
> > see 'Path: [not set]' in the USRLOC table.
> >
> > Is it possible to force the insertion of the local proxy into the path
> > field?
>
> Like Daniel already mentioned, add the header and msg_apply_changes()
> For example:
> https://lists.kamailio.org//pipermail/sr-users/2015-April/087872.html
>
> > One additional question, in the case of NAT keepalives, is it possible to
> > only send these from the proxy the received the register request?
>
> I decided to not use kamailio itself for sending these OPTIONS but to
> use a simple script that queries the database and simply opens a
> connection to the local kamailio. Mainly because I needed to monitor
> some UAC and alert when it wasn't reachable (even though it is present
> in location). In your case select the approriate UACs on Path.
>
>   while($location=mysql_fetch_assoc($res))
>   {
>     usleep(1000);
>     $branch=uniqid();
>     $send[$location['id']]=0;
>     $dst=preg_replace('/.*@([^;]+);.*/',"$1",$location['path']);
>     $dst=explode(':',$dst);
>     if(count($dst)<2)
>     {
>       $dst[1]=5060;
>     }
>     $str=<<<EOS
> OPTIONS {$location['contact']} SIP/2.0\r
> Via: SIP/2.0/UDP 127.0.1.1:$listenport;branch=$branch;rport;alias\r
> Route: {$location['path']}\r
> From: sip:pinger at localhost;tag={$location['ruid']}\r
> To: {$location['contact']}\r
> Call-ID: {$location['id']}-$listenport-$uid at localhost\r
> CSeq: 1 OPTIONS\r
> Content-Length: 0\r
> \r
>
> EOS;
>     socket_sendto($sock,$str,strlen($str),MSG_EOR,$dst[0],$dst[1]);
>
>
>
> Just to add, another option is to use the nat_traversal module:
> https://kamailio.org/docs/modules/stable/modules/nat_traversal.html. We
> use it for this very reason.
>
> Cheers,
>
> Charles
>
>
> Sipcentric Ltd. Company registered in England & Wales no. 7365592. Registered
> office: Faraday Wharf, Innovation Birmingham Campus, Holt Street,
> Birmingham Science Park, Birmingham B7 4BB.
>
> _______________________________________________
> Kamailio (SER) - Users Mailing List
> sr-users at lists.kamailio.org
> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.kamailio.org/pipermail/sr-users/attachments/20171012/dda1e34f/attachment.html>