[OpenSIPS-Users] mid_registrar not updating exipres when receiving 200 ok

[Dominic]

Thanks for the reply Liviu, let me know if I can do anything to help, this
is a dev environment so I can try anything on it if it can be usefull.

Dominic

On Thu, Sep 20, 2018 at 10:11 AM Liviu Chircu <liviu at opensips.org> wrote:

> Hi Dominic,
>
> The 200 OK returned by OpenSIPS should definitely contain a 120s expiry
> time.  Thanks for the detailed explanation - I will look into this asap.
>
> Best regards,
>
> Liviu Chircu
> OpenSIPS Developerhttp://www.opensips-solutions.com
>
> On 20.09.2018 16:29, Dominic wrote:
>
> Hi all, I have the following setup:
> -sip device is registering to OpenSIPS setup as a mid_registrar who then
> fowards registers to asterisk once they are authenticated
> -OpenSIPS is setup in contact throttling mode with outgoing expires set to
> 3600 sec.
>
> The scenario I came accross is the following:
>
>               "Registration - OpenSips mid_registrar"
>
>        ┌─┐
>        ║"│
>        └┬┘
>        ┌┼┐
>         │                       ┌────────┐                   ┌────────┐
>        ┌┴┐                      │OpenSips│                   │Asterisk│
>       Alice                     └────────┘                   └────────┘
>         │REGISTER (expires 3600 sec)│                            │
>         │───────────────────────────>                            │
>         │                           │                            │
>         │     401 Unauthorized      │                            │
>         │<───────────────────────────                            │
>         │                           │                            │
>         │REGISTER (expires 3600 sec)│                            │
>         │───────────────────────────>                            │
>         │                           │                            │
>         │                           │ REGISTER (expires 3600 sec)│
>         │                           │ ───────────────────────────>
>         │                           │                            │
>         │                           │  200 OK (expires 120 sec)  │
>         │                           │ <───────────────────────────
>         │                           │                            │
>         │ 200 OK (expires 3600 sec) │                            │
>         │<───────────────────────────                            │
>         │                           │                            │
>         │                           │                            │
>         │                           │                            │
>         │                           │                            │
>       Alice                     ┌────────┐                   ┌────────┐
>        ┌─┐                      │OpenSips│                   │Asterisk│
>        ║"│                      └────────┘                   └────────┘
>        └┬┘
>        ┌┼┐
>         │
>        ┌┴┐
>
>
> 1-the sip device sends a REGISTER to OpenSIPS (expires 3600)
> 2-OpenSIPS authentifies the REGISTER and sends back challenge to the sip
> device
> 3-sip devices sends authenticated REGISTER to OpenSIPS, here the expires
> would normally be changed to 3600 but in this case it was already set at
> 3600.
> 4-Asterisk receives the REGISTER, alters the expires to 120secs and
> replies 200 ok to OpenSIPS
> 5-OpenSIPS forwards the 200 ok but with 3600 sec expires.
>
> My Questions is:
> I was expecting OpenSIPS to automatically update the expires in it's
> usrloc to 120 seconds and send 120 sec in its 200 ok. Should I be doing
> something in a return route for the REGISTERs in order to update that and
> send the correct value or should opensips be doing that automatically?
> Currently I am calling mid_registrar_save("location") when I receive the
> REGISTER but doing nothing when I receive the 200 ok.
>
> Thanks in advance
> Dominic
>
>
>
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