[OpenSIPS-Users] Limiting calls from users in prepaid scenerio

[Aft nix]

On Fri, Jun 8, 2012 at 10:41 PM, Bogdan-Andrei Iancu
<bogdan at opensips.org> wrote:
> Hi Aft,
>
> What you have to do is to actually use the dialog profile, to limit the
> number of ongoing calls per customer. For this, take a look at:
>    http://www.opensips.org/Resources/DocsTutConcurrentCalls
>

Hi Bogdan,

Thanks a lot for this link. I will put it up for a test and post
further update. I didn't know it could be done with dialog module
alone, as we thought it was not a common practice.
Thanks again.

Cheers.
> Regards,
>
> Bogdan-Andrei Iancu
> OpenSIPS Founder and Developer
> http://www.opensips-solutions.com
>
>
>
> On 06/05/2012 12:17 PM, Aft nix wrote:
>>
>> -----BEGIN PGP SIGNED MESSAGE-----
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>> Hi all,
>>
>> We are thinking about launching a different "usage policy". The usage
>> policy will be prepaid in some sense.
>> but instead of limiting "number of minutes" we are thinking about
>> limiting "number of calls".
>>
>> That means if you pay this X amount of doller, you can make Y amount
>> of calls. calls can last whatever the
>> user wants given that its under 1 hr.
>>
>> I've seen how to limit concurrent calls using SER, but the usage i
>> have described, is not seen by me.
>>
>> So please help me out with this thing.
>>
>> My initial understanding about how it can be done :
>>
>> 1) when a dialog is confirmed with ACK(we have both callid, from tag,
>> to tag), we can make an entry to the database
>> by increasing "number of calls" field by one.
>>
>> 2) A field in database will be used as flag for usage limit. when
>> "number of calls" exceeds the usage limit, it will flag it
>> as "finished usage limit".
>>
>> 3) when a INVITE arrives, a check will be made with $fU against DB.
>>
>> With this framework in mind,  I have read "db_mysql" module. And to my
>> surprise, no direct the database
>> functions are not exported to the cfg.
>>
>> I don't know if any module in kamailio exports mysql_queury() to cfg,
>> which i need for my purpose.
>>
>> And may be there is some built in module which provides a higher level
>> layer which will enable myself achieving
>> my goal.
>>
>> If in the end i need "exported" mysql functions, then i can develop it
>> myself.
>>
>> So which way i should go?
>>
>> Thanks in advance
>>
>> - --
>> - -aft
>>
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-- 
-aft