[SR-Users] Timeout Handling (update)

[Al S]

Thank you.

> To: sr-users at lists.sip-router.org
> From: abalashov at evaristesys.com
> Date: Mon, 28 Mar 2016 15:27:14 -0400
> Subject: Re: [SR-Users] Timeout Handling (update)
> 
> Hello,
> 
> You cannot handle SIP eventualities by checking the return value of 
> t_relay(); a call to t_relay() will almost always succeed immediately, 
> unless there is an a priori failure out of hand (e.g. cannot send from 
> socket, DNS lookup failure, etc.).
> 
> Instead, you must do this in a failure_route:
> 
> route {
>     ...
>     t_on_failure("FAILURE_ROUTE");
> 
>     if(!t_relay())
>        sl_reply_error();
> }
> 
> failure_route[FAILURE_ROUTE] {
>     if(t_is_canceled())
>        exit;
> 
>     if(t_branch_timeout()) {
>        # Handle your timeout case here.
> 
>        $ru = new value etc.
> 
>        t_relay();
>        exit;
>     }
> }
> 
> 
> -- 
> Alex Balashov | Principal | Evariste Systems LLC
> 1447 Peachtree Street NE, Suite 700
> Atlanta, GA 30309
> United States
> 
> Tel: +1-800-250-5920 (toll-free) / +1-678-954-0671 (direct)
> Web: http://www.evaristesys.com/, http://www.csrpswitch.com/
> 
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