[Freeswitch-users] Bridge calls to Java ESL socket does not work as expected

xl127 x.liu at hw.ac.uk
Fri Oct 7 15:03:44 MSD 2011


Thanks, Anthony!

I will check David Varnes's Java ESL API again to see how to check 
number of channel opend and how to disconnect the new channel.

Yeah I will look into mod_limit as well.

Cheers,
Xing



On 06/10/11 20:20, Anthony Minessale wrote:
> don't actually hang it up just don't connect the socket or connnect it
> and disconnect it right away and the app will fail on in the
> dial-plan.
>
> again you could try mod_limit otherwise.
>
>
> On Thu, Oct 6, 2011 at 11:28 AM, xl127<x.liu at hw.ac.uk>  wrote:
>> Thanks for the suggestions!
>>
>> I thought about and tried to make my outbound socket application
>> fail e.g. by send a hangup message but it didn't work.
>>
>> What I did is that I set a public variable channelUUID with initial
>> value null in MyOutboundHandler,
>> I check if it is null in the handleConnectionResponse method. If it not
>> null, a hangup command is sent to FS.
>> But it looks like each call channel creates its own Java thread, so the
>> channelUUID is always null before the connection.
>> So my approach doesn't work.
>>
>> Any idea about checking if the remote application is answering a call?
>>
>> Thanks!
>> Xing
>>
>>
>> On 06/10/11 16:43, Anthony Minessale wrote:
>>> Really the socket app has not limit to how many simultaneous
>>> connections it can handle.
>>> You could try mod_limit, or make the remote end of you application
>>> fail when there are too many connections.
>>>
>>>
>>> On Thu, Oct 6, 2011 at 10:30 AM, xl127<x.liu at hw.ac.uk>    wrote:
>>>> Hello,
>>>>
>>>> I am trying to bridge multiple calls to multiple Java ESL outbound
>>>> socket applications.
>>>>
>>>> Basically I want to check if the first socket app is engaged then the
>>>> call should be transferred
>>>> to the second socket app and so on.
>>>>
>>>> For initial test, I tried two concurrent calls, the problem is both
>>>> calls are always answered
>>>> by the first outbound socket.
>>>>
>>>> I have following setting in the dialplan:
>>>>
>>>> <extension name="sipgateDialedIn">
>>>> <condition field="destination_number" expression="^5800$">
>>>> <action application="set" data="continue_on_fail=true"/>
>>>> <action application="set" data="hangup_after_bridge=true"/>
>>>> <action application="bridge" data="loopback/5801"/>
>>>> <action application="bridge" data="loopback/5802"/>
>>>>
>>>> <action application="set" data="tts_engine=flite"/>
>>>> <action application="set" data="tts_voice=kal"/>
>>>> <action application="speak" data="Sorry, I am busy at the moment. Please
>>>> try again later."/>
>>>> <action application="sleep" data="10"/>
>>>> <action application="hangup"/>
>>>> </condition>
>>>> </extension>
>>>>
>>>> <extension name="myOutboundESL5801">
>>>> <condition field="destination_number" expression="^5801$">
>>>> <action application="socket" data="127.0.0.1:9981 async full"/>
>>>> </condition>
>>>> </extension>
>>>>
>>>> <extension name="myOutboundESL5802">
>>>> <condition field="destination_number" expression="^5802$">
>>>> <action application="socket" data="127.0.0.1:9982 async full"/>
>>>> </condition>
>>>> </extension>
>>>>
>>>> I expect the first call to 5800 would be asnwered by extension 5801, the
>>>> second concurrent call to 5800 will be
>>>> answered by extension 5802, and the third call gets a busy message.
>>>>
>>>> I use Java ESL client-0.9.2 libraries. How do I check in the dialplan if
>>>> the socket is engaged?
>>>>
>>>> I've tried and googled a while but without success.
>>>>
>>>> Any advices please?
>>>>
>>>> Many thanks!
>>>> Xing
>>>>
>>>>
>>>>
>>>> --
>>>> Heriot-Watt University is a Scottish charity
>>>> registered under charity number SC000278.
>>>>
>>>> Heriot-Watt University is the Sunday Times
>>>> Scottish University of the Year 2011-2012
>>>>
>>>>
>>>>
>>>>
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>>>
>>
>>
>> --
>> Heriot-Watt University is a Scottish charity
>> registered under charity number SC000278.
>>
>> Heriot-Watt University is the Sunday Times
>> Scottish University of the Year 2011-2012
>>
>>
>>
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
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>
>



-- 
Heriot-Watt University is a Scottish charity
registered under charity number SC000278.

Heriot-Watt University is the Sunday Times
Scottish University of the Year 2011-2012





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