[OpenSIPS-Users] [OpenSIPS-Devel] [NEW] Dialog replication using a new core interface

[Nick Khamis]

What needs to be considered in terms of security?

Nick.

On 7/31/13, Bogdan-Andrei Iancu <bogdan at opensips.org> wrote:
> Hi Ryan,
>
> This has nothing to do with dialog pining or accounting - the new
> interface allows OpenSIPS to replicate the dialog state to another
> OpenSIPS instance. If I misunderstood you, please rephrase :)
>
> Regards,
>
> Bogdan-Andrei Iancu
> OpenSIPS Founder and Developer
> http://www.opensips-solutions.com
>
>
> On 07/29/2013 08:20 PM, Ryan Bullock wrote:
>> This is pretty exciting!
>>
>> What are the plans for how this will work with features such as dialog
>> pinging and accounting?
>>
>> Regards,
>>
>> Ryan
>>
>>
>> On Mon, Jul 29, 2013 at 9:46 AM, Bogdan-Andrei Iancu
>> <bogdan at opensips.org <mailto:bogdan at opensips.org>> wrote:
>>
>>     In long term we plan to use the BIN interface to replicate even
>>     more internal data between multiple OpenSIPS instances, like doing
>>     registration replication (instead of doing it from script via
>>     SIP). Theoretically it may be used for replicating even
>>     transaction state between 2 OpenSIPS instances - imagine having a
>>     call ringing on instance A and being accepted on instance B (after
>>     a failover) - 0% losses !
>>
>>     Aside realtime data replication, the BIN interface is to be used
>>     also for exchanging any other type of information between OpenSIPS
>>     instances, like federating multiple instances.
>>
>>     The main advantages of the BIN interface over the MI interface :
>>         - BIN is binary encoded so much faster (as performance)
>>         - BIN interface has both sender and receiver in OpenSIPS (MI
>>     has only the receiver)
>>         - MI is for external usage, while BIN is internal
>>     (opensips2opensips)
>>
>>     Regards,
>>
>>     Bogdan-Andrei Iancu
>>     OpenSIPS Founder and Developer
>>     http://www.opensips-solutions.com
>>
>>
>>     On 07/29/2013 06:22 PM, Liviu Chircu wrote:
>>>     Hello all,
>>>
>>>     OpenSIPS just got better with a /new core interface/ and a /new
>>>     failover mechanism/!
>>>
>>>     The purpose of the new *Binary Internal Interface *is to offer a
>>>     fast and efficient communication channel between OpenSIPS
>>>     instances. OpenSIPS modules can now use this core interface to
>>>     send/receive packets with specific information. A common usage
>>>     case for this feature would be data replication between a primary
>>>     instance and a backup one.
>>>
>>>     This is especially useful in scenarios with OpenSIPS instances
>>>     which handle large amounts of concurrent calls, so that failover
>>>     through a database backend is not feasible anymore due to the
>>>     significant time required in order to load the needed tables.
>>>
>>>     As an example of using the interface, the dialog module now
>>>     offers the possibility of *replicating dialogs* to another
>>>     instance. The script writer may now configure a set of proxies
>>>     which will receive dialog-related events: /creation/,
>>>     /confirmation/ and /deletion/, all in /realtime/. These messages
>>>     are compact and they are sent over UDP. The dialog module now
>>>     also exports several new statistics which show the total
>>>     sent/received replication packets.
>>>
>>>     Configuring UDP listeners for the new interface is trivial and
>>>     explained in the OpenSIPS manuals [1].
>>>
>>>     [1]: http://www.opensips.org/Documentation/Interface-Binary
>>>
>>>     Best regards,
>>>     --
>>>     Liviu Chircu
>>>     OpenSIPS Developer
>>>     http://www.opensips-solutions.com
>>>
>>>
>>>
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>>>     Users at lists.opensips.org <mailto:Users at lists.opensips.org>
>>>     http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>
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>>
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