[Freeswitch-users] ESL connection lost to FS

[Deepika Yadav]

Hi Neil,

Just a guess, shouldn't you put a significant sleep before
"c.disconnect()". Since the previous command starts background api, it
would be appropriate to introduce some time gap before disconnecting ESL.

Regards,
Deepika
PhD Scholar
IIIT Delhi <http://iiitd.ac.in/>, India
Webpage: https://deepikay.wixsite.com/deepika

On Mon, Apr 22, 2019 at 9:37 PM Neil Patel <neilp at cs.stanford.edu> wrote:

> Hi Brian,
>
> Sorry, I didn't give enough context.
>
> The code below is for the origination of calls, which we are doing through
> ESL and where the connection is being unexpectedly dropped, or even if not
> dropped, no record of the origination appears in either FS logs or CDR.
>
> CDRs are being generated to sqlite and we are reading them from there
> asynchronously.
>
> Also forgot to link the documentation that suggests building from source
> is the way, it's here
> <https://freeswitch.org/confluence/display/FREESWITCH/Python+ESL>
>
> On Mon, Apr 22, 2019 at 6:25 PM Brian West <brian at freeswitch.com> wrote:
>
>> You're doing the CDR collection inline or what are you speaking of
>> exactly?
>>
>> On Mon, Apr 22, 2019 at 2:29 AM Neil Patel <neilp at cs.stanford.edu> wrote:
>>
>>> Hi all, I have a fresh server running FS 1.8 from package on Debian 9.
>>> It runs a python app connecting to FS using ESL that executes this code per
>>> call attempt:
>>>
>>> c = ESLconnection(str(settings.ESL_HOSTNAME), str(settings.ESL_PORT),
>>> str(settings.ESL_PASSWORD))
>>> if not c.connected():
>>>     abort()
>>> dial_command = "originate …"
>>> ev = c.api("bgapi", str(dial_command))
>>> c.disconnect()
>>> if ev:
>>>     result = ev.serialize()
>>>     logger.debug('API result = {}'.format(result))
>>>
>>>
>>> When we ran 350K call test, 70K calls got to this code and failed the
>>> final if condition, meaning ev was None. No CDR generated.
>>>
>>> This is totally an unexpected error case for us after tens of millions
>>> of calls over last 3 years on our other servers. Any idea why this is
>>> happening? The only difference I can see is we’ve not seen this issue on FS
>>> 1.6 (built from source), so maybe it’s introduced in 1.8 (run from
>>> package)? FYI we've built pyESL from source, which is what's recommended
>>> here. Any chance there is an incompatibility between pyESL built from
>>> source and FS 1.8 installed from package?
>>>
>>> Thanks,
>>> Neil
>>>
>>> This question reproduced from Slack
>>> <https://signalwire-community.slack.com/archives/CDC8H14PN/p1555508784091900>
>>> where I didn't get a response
>>>
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>>
>>
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>>
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>>
>> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
>> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
>> services.
>> Build your next product on our scalable cloud platform.
>>
>> Join our online community to chat in real time
>> https://signalwire.community
>>
>> Professional FreeSWITCH Services
>> sales at freeswitch.com
>> https://freeswitch.com
>>
>> Official FreeSWITCH Sites
>> https://freeswitch.com/oss
>> https://freeswitch.org/confluence
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>>
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>
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
> services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time
> https://signalwire.community
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> https://freeswitch.com



-- 
Regards,
Deepika
PhD Scholar
IIIT Delhi <http://iiitd.ac.in/>, India
Webpage: https://deepikay.wixsite.com/deepika
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