[Freeswitch-users] ESL asynchronous use

[Guillermo Ruiz Camauer]

There is a SESSION_HEARTBEAT event that you can monitor to see if FS has
stopped responding.  It also has a lot of other useful information.

Guillermo



On Thu, Nov 11, 2021 at 8:56 PM Telium Technical Support <support at telium.io>
wrote:

> No crash, just learning how to use the ESL.  I strongly prefer async
> design, so wondering if connect and disconnect have some sort of
> success/failure callback.
>
>
>
> Or is the only way to check success to send a command over the socket?
>
>
>
> Same with disconnect, do we need to wait for a send failure?
>
>
>
> *From:* Brian West [mailto:brian at freeswitch.com]
> *Sent:* Thursday, November 11, 2021 8:46 AM
> *To:* Telium Technical Support <support at telium.io>
> *Cc:* FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
> *Subject:* Re: [Freeswitch-users] ESL asynchronous use
>
>
>
> If you have a crash you should perform a back trace and submit an issue on
> github.
>
>
>
> /b
>
>
>
>
>
> On Wed, Nov 10, 2021 at 7:50 PM Telium Technical Support <
> support at telium.io> wrote:
>
> I’m trying to figure out asynchronous use of the ESL (from C).  If I call
> esl_connect_timeout with a timeout of 0, what happens if the connection is
> not made immediately?  Is there some callback function indicating
> success/failure?
>
>
>
> If the esl connection is lost (FreeSwitch crashes), is there a callback
> function indicating the lost connection?  Or do I need to issue a
> status/keepalive to ensure function succeeds?
>
>
>
> Looking a bit at the esl.c code I’m wondering if the above are synchronous
> only…(polling for status)
>
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-- 
Guillermo Ruiz Camauer
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