[OpenSER-Users] No NOTIFY after presence unsubscription

[Klaus Fleischmann]

Hi,
nice to here that, but is there any documentation about the trunk 
version beyond the change list?

Regards
Klaus

Anca-Maria Vamanu wrote:
> Hello,
> 
> There has been a reorganization in the trunk version for the presence 
> modules. You need to load also presence_xml. You have to make the 
> following changes. Insert ' loadmodule "presence_xml.so"  '.
> If you have set force_active , then replace the line 
> modparam("presence", "force_active", 1) with  modparam("presence_xml", 
> "force_active", 1).
> However, the reply is indeed malformed . I will fix that. Thanks.
> 
> regards,
> 
> Anca Vamanu
> 
> Michel de Boer wrote:
> 
>> Hi,
>>
>> I just checked out the sources from the trunk.
>> And the presence module does not seem to work anymore :(
>>
>> On the SUBSCRIBE (Event header set to "presence") I send, I get a 489
>> Bad Event response.
>> The SUBSCRIBE is exactly the same as the SUBSCRIBE I used with
>> version 1.2.1. There it worked.
>>
>> Furthermore, the 489 reponse is malformed. The mandatory
>> Allow-Events header is missing.
>>
>> This is what I see in the error logging:
>>
>> 7(16680) parse_headers: flags=ffffffffffffffff
>> 7(16680) PRESENCE: handle_subscribe:Missing or unsupported event header
>> field value
>>
>> Regards,
>> Michel
>>
>> Anca-Maria Vamanu wrote:
>>  
>>
>>> Hello,
>>>
>>> Indeed the module did not sent Notify messages when unsubscribing. It
>>> did, however, sent them when an initial Subscribe with expires 0 was
>>> received. I have fixed that in the latest commit.
>>> Thanks for reporting.
>>>
>>> Best regards,
>>>
>>> Anca Vamanu
>>>
>>> Michel de Boer wrote:
>>>
>>>   
>>>> Hi,
>>>>
>>>> I am currently experimenting with the presence module (openser v1.2.1).
>>>> It seems to work really fine. I only encountered a small problem.
>>>>
>>>> When my client unsubscribes from the presence event by sending a
>>>> SUBSCRIBE request with expires=0, then openser responds with a 200 OK.
>>>> After the 200 OK, I expect to receive a NOTIFY message, but openser
>>>> never sends this NOTIFY. It is this NOTIFY that should terminate
>>>> the subscription dialog through its Subscription-State header
>>>> set to "terminated".
>>>>
>>>> RFC 3856 states this:
>>>>
>>>>  The subscriber can terminate the subscription by sending a SUBSCRIBE,
>>>>  within the dialog, with an Expires header field (which indicates
>>>>  duration of the subscription) value of zero.  This causes an
>>>>  immediate termination of the subscription.  A NOTIFY request is then
>>>>  generated by the presence agent with the most recent state.
>>>>
>>>> This behavior is based on the general requirements for event handling
>>>> as defined in RFC 3265.
>>>>
>>>> Is this a bug or is there some configuration stuff that 
>>>> enables/disables
>>>> the NOTIFY for a SUBSCRIBE with epxpires=0.
>>>>
>>>> A SUBSCRIBE with expires=0 can also arrive as the initial and final
>>>> SUBSCRIBE for a subscription. In that case it will be fetching
>>>> the presence information only once. Without the NOTIFY, a fetch
>>>> does not work.
>>>>
>>>> Cheers,
>>>> Michel
>>>>
>>>>
>>>>
>>>>     
>>>
>>>   
>>
>>  
>>
> 
> 
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