[Serusers] how can I look up the username in the location table?

Klaus Darilion klaus.mailinglists at pernau.at
Mon Mar 14 09:53:51 CET 2005


Hi Dana!

Also take a look at the following paramaters and fucntions from the 
registrar module:
desc_time_order (integer)
append_branches (integer)
registered(domain)

regards,
Klaus

PS: Please always send emails to the mailing list

Dana Olson wrote:

> Thanks for your reply. I wasn't sure about the URI and the To/From
> thing. I looked at the packet and when you register, the username is
> in both To and From. I guess I mistook the URI for that or something.
> Thanks for your clarification on that.
> 
> I'm trying to limit the number of people using each username to a
> single person at a time. I read the mailing list of people trying to
> do this before me, and everyone, including Jiri, didn't understand why
> someone would want this.
> 
> Well, I have a bunch inbound agents logging into my SER proxy with
> softphones, receiving calls from an AudioCodes Mediant 2000 (T1 <->
> SIP) that is getting calls from an Avaya PBX. These inbound calls have
> to go to whoever is logged in as that agent name, and only to them. We
> can't have multiple people logged into the same name, because each
> name corresponds to a certain phone number on the Avaya PBX. I hope
> this makes sense. It's not really a normal SIP application in this
> sense, which is why I need to remove the ability of a normal SIP
> application.
> 
> I'm using the latest stable release of SER, and can't be putting
> anything less into production. I know that the next release has the
> max_contacts option, but until it goes stable, I don't have a green
> light to use it.
> 
> I'll look into the avpops module, as I haven't really heard of it until now.
> 
> --
> Dana
> 
> 
> 
> On Fri, 11 Mar 2005 09:00:36 +0100, Klaus Darilion
> <klaus.mailinglists at pernau.at> wrote:
> 
>>Hi!
>>
>>Lookup takes the request URI und looks up the location table. In
>>REGISTER messages, the address-of-record is in the To: header.
>>Therefore, lookup() will fail always.
>>
>>Maybe you can overcome this by copying the To: URI into an AVP and then
>>copying this AVP into the request URI. (avpops module).
>>
>>Btw: Why do you need this feature?
>>
>>regards,
>>klaus
>>
>>Dana Olson wrote:
>>
>>>I want to look up the username in the location table during the
>>>method==register if block.
>>>
>>>The reason I wish to do this is to see if there is another location
>>>currently registered in the database for this particular username. How
>>>can I do this? Do I have to use exec_msg() or exec_dset(), or does
>>>lookup() work?
>>>
>>>I've tried lookup("location") but it failed to work, it seems.
>>>
>>>Can anyone help me out? Here is the block of code that I'm trying to use:
>>>
>>>        if (method=="REGISTER") {
>>>                if (!search("^Expires: 0")) {
>>>                        if (lookup("location")) {
>>>                                sl_send_reply("200","Another registration.");
>>>                        } else {
>>>                                sl_send_reply("200", "First registration.");
>>>                        }
>>>                } else {
>>>                        sl_send_reply("200", "Unregistration.");
>>>                }
>>>                save_noreply("location");
>>>                break;
>>>        }
>>>
>>>Note that it is sending the proper replies for "First registrations"
>>>and "Unregistrations," but not for "Another registrations."
>>>
>>>Thanks in advance,
>>>
>>>Dana
>>>
>>>_______________________________________________
>>>Serusers mailing list
>>>serusers at lists.iptel.org
>>>http://lists.iptel.org/mailman/listinfo/serusers
>>>
>>>
>>
>>
> 
> 




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