[OpenSIPS-Users] Registrar Module + GRUU + Multiple Instances: Causes Infinite Loop

[Vlad Paiu]

Hello Tolga,

Thank you very much for the patch.
I have committed it on OpenSIPS 1.8, 1.9 and trunk.

Best Regards,
Vlad

Pe 4/27/2013 2:41 AM, Tolga Tarhan a scris:
> Hello,
>
> When using the registrar module with GRUU-enabled clients, where 
> multiple clients with different sip.instance identifiers register for 
> the same AOR, an infinite loop is encountered in lookup.c while 
> attempting to resolve a temporary GRUU.
>
> In the 1.9.0 source, the problem is in modules/registrar/lookup.c 
> between lines 165 and 174, in while(it). Since the "it" pointer is 
> never advanced to the next item in the list, it's possible (likely) 
> that we'll just get stuck in this while loop forever when there's more 
> than one sip instance registered.
>
> I've created and verified a patch for this problem. It can be found 
> here: 
> http://netbrains-misc.s3.amazonaws.com/opensips/opensips-fix-register-lookup-gruu.patch
>
> Please let me know if there's something else I need to do to get the 
> patch accepted upstream.
>
> Thanks,
> Tolga Tarhan
>
>
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