[OpenSIPS-Users] is_contact_registered - not working as expected

[Bogdan-Andrei Iancu]

Hi Peter,

How exactly do you invoke the is_contact_registered() function (as 
params) for your script?

Regards,

Bogdan-Andrei Iancu

OpenSIPS Founder and Developer
   https://www.opensips-solutions.com
OpenSIPS Summit 2019
   https://www.opensips.org/events/Summit-2019Amsterdam/

On 8/21/19 10:34 PM, Peter Pulham wrote:
> Hi,
>
> Thanks for the input.
>
> Adding the logging of $ct before call is_contact_registered show this 
> (also added a log for when it returned false):
>
> Aug 21 19:24:52 ip-10-100-100-62 /usr/local/sbin/opensips[21114]: 
> CONTACT OF REGISTER: "Peter Pulham" <sip:5001 at y.y.y.y:49710;ob>
> Aug 21 19:24:52 ip-10-100-100-62 /usr/local/sbin/opensips[21114]: IS 
> CONTACT REGISTERED RETURNED FALSE
>
> The contact from the ul_show_contact command shows the same contact:
>
> {
>     "AOR": "5001 at domain.net <mailto:5001 at domain.net>",
>     "Contacts": [
>         {
>             "Contact": "sip:5001 at y.y.y.y:49710;ob",
>             "ContactID": "1491535901589791905",
>             "Expires": 18,
>             "Q": "",
>             "Callid": "8..5AzWHdLmUQNXHdQhwDR3qMwOGPaWH",
>             "Cseq": 56286,
>             "User-agent": "Telephone 1.4",
>             "Received": "sip:x.x.x.x:49710",
>             "State": "CS_NEW",
>             "Flags": 0,
>             "Cflags": "NAT",
>             "Socket": "udp:z.z.z.z:5060",
>             "Methods": 8063
>         }
>     ]
> }
>
> y.y.y.y is the same in the log as the mi output.
>
> Through testing, I have realised that if the contact is not NAT'd then 
> the is_contact_registered returns true.
>
> Any input appreciated.
>
> On Wed, Aug 21, 2019 at 11:56 AM Bogdan-Andrei Iancu 
> <bogdan at opensips.org <mailto:bogdan at opensips.org>> wrote:
>
>     Hi Peter,
>
>     To doublecheck, do this:
>
>     * before calling the is_contact_registered(), use xlog() to print
>     the contact you are testing (use $ct).
>
>     * before running the test, use the ul_show_contact MI function [1]
>     to print the in-memory contacts for the desired AOR.
>
>
>     [1]
>     https://opensips.org/html/docs/modules/2.4.x/usrloc.html#mi_ul_show_contact
>
>     Regards,
>
>     Bogdan-Andrei Iancu
>
>     OpenSIPS Founder and Developer
>        https://www.opensips-solutions.com
>     OpenSIPS Summit 2019
>        https://www.opensips.org/events/Summit-2019Amsterdam/
>
>     On 08/16/2019 06:38 PM, Peter Pulham wrote:
>>     Hi,
>>
>>     I am using mid_registrar to save registrations to the location table.
>>
>>     If I use is_registered - everything works as expected. So AOR
>>     matching is working.
>>
>>     However, when I use is_contact_registered - it returns false.
>>
>>     I have checked the contact header in the request against the
>>     contact value of the AOR in the db and they match (the request
>>     has a display name but I am presuming only the uri is checked.
>>
>>     The endpoint is behind NAT, but the contacts match in the db and
>>     request. Can some explain what is actually checked when using
>>     is_contact_registered?
>>
>>     Many thanks
>>
>>
>>     _______________________________________________
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>

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