[Freeswitch-dev] bounty request - sofia to not route MESSAGE [was] Chat Dialplan

Tue Aug 2 07:06:58 MSD 2011

David and I have been discussing off-list, but the patch (adding all
three features) is now available on the JIRA.

On Mon, Aug 1, 2011 at 5:39 AM, david varnes <david.varnes at gmail.com> wrote:
> Hi Kurtis,
>
> Great news, thank you, you had a productive week-end!  At work
> today we were discussing next steps with our little project.  Seems
> like next step is to compile and test !
>
> After a quick skim of your patch, is it correct to conclude that you did
> not try to address #3 in the jira, ie and event on receipt of the 200
> from the MESSAGE recipient ?  Is that feasible and/or is it important
> for your project ?  If not I might ask one of our developers to make
> contact with you for suggestions to make that change as well.
>
> Again, thanks for the patch, I will post further with more results.
>
> davidv
>
> On 1 August 2011 11:48, Kurtis Heimerl <kheimerl at cs.berkeley.edu> wrote:
>> I just implemented the improvement. I've added it to the JIRA,
>> hopefully we can push it through sometime soon.
>>
>> This is two patches I have in the JIRA. Am I submitting patches
>> correctly? Is there anything I should do differently? The wiki says I
>> should put the priority at "patch", but I don't think I have
>> permission to do that.
>>
>> On Mon, Jul 18, 2011 at 2:51 PM, Kurtis Heimerl
>> <kheimerl at cs.berkeley.edu> wrote:
>>> I can tell you that I plan on implementing the change, though it's not
>>> on my critical path. I'm in the midst of getting the text dialplan
>>> part of my work going, it's the item afterwards.
>>>
>>> It doesn't look like a complicated change and Anthony was kind enough
>>> to direct me to where the code needs to go. I don't expect a lot of
>>> troubles, but we academics are notoriously unreliable.
>>>
>>> Whatever happens, I'd like to be updated as to what you folks are
>>> doing, just in case I'm beaten to the punch. I'll return the favor, of
>>> course.
>>>
>>> On Mon, Jul 18, 2011 at 7:08 AM, david varnes <david.varnes at gmail.com> wrote:
>>>> I raised a bounty jira http://jira.freeswitch.org/browse/FS-3408 which
>>>> is a request to modify the native sofia treatment of incoming MESSAGE,
>>>> and generate some events to allow alternate handling. I also added
>>>> it to the bottom of http://wiki.freeswitch.org/wiki/Bounty
>>>>
>>>> I was just reading back through the list and saw this discussion,
>>>> it seems pretty much what Kurtis was suggesting as well ?
>>>>
>>>> Given the rest of the previous thread, is this request (FS-3408) likely to
>>>> get any traction ?  Is there anything else I should/could do to get a
>>>> yes/no answer.  The reason I ask is that I have a client that would
>>>> like to use this kind of feature, and will try and do the modification
>>>> themselves if the change does not fit with FS dev direction. I think
>>>> it would be much better if the change was available in FS though.
>>>> What amount of work would it be ?
>>>>
>>>> thanks for any feedback  :-)
>>>>
>>>> davidv
>>>>
>>>>
>>>> On 7 July 2011 10:50, Kurtis Heimerl <kheimerl at cs.berkeley.edu> wrote:
>>>>> Let me repeat myself: the changes I am proposing will be backwards
>>>>> compatible. Nothing will be broken.
>>>>>
>>>>> The dialplan abstraction is tangential to this whole discussion. I can
>>>>> build a mod foo which runs the dialplan, and have all messages routed
>>>>> to it via the + mechanism. This will probably be my initial version of
>>>>> the system. I understand the work you put into this, and that your
>>>>> decisions were well-reasoned for the use cases you envisioned (e.g.,
>>>>> conference calls), but the abstraction isn't working for me. This
>>>>> system is just a piece, interoperating with a variety of other
>>>>> systems. Attaching a specific module tag, used by just one piece of
>>>>> one program, to a username in use throughout the entire system is not
>>>>> an elegant solution. This means I have to put a proxy in front of FS,
>>>>> adding this + tag to every message coming in.
>>>>>
>>>>> I'm here and open to any solutions you might have to make the existing
>>>>> solution work for me. Fundamentally, I can't just shove a +tag onto
>>>>> every incoming message in any elegant way, so far as I know. I think
>>>>> that means this entire line of reasoning is just broken for me. Don't
>>>>> get me wrong here, I would be really really happy if I didn't have to
>>>>> touch sofia to solve this, it's really hard to grok. It's also a lot
>>>>> less work for me.
>>>>>
>>>>> So far, I've proposed one alternate method for doing this. I want
>>>>> sofia to generate events and not route messages itself. Then I can
>>>>> listen to these perform whatever actions I need to. This may not work,
>>>>> and I'm open to implementing any other architectural changes you think
>>>>> would enable my use case. You're clearly the guy who knows what to do,
>>>>> and your advice is invaluable.
>>>>>
>>>>> On Wed, Jul 6, 2011 at 5:23 PM, Anthony Minessale
>>>>> <anthony.minessale at gmail.com> wrote:
>>>>>> you control the user names on your system the prefix+ string is just
>>>>>> part of the username people would talk to.
>>>>>>
>>>>>> for instance ext+ namespace is has auto presence built in so if you
>>>>>> add ext+1000 to your list it will auto advertise that it's online.
>>>>>>
>>>>>> conf+ goes to the conference.
>>>>>>
>>>>>> conf+888 at server.com will go to FS on server.com and route the chat
>>>>>> messages to the mod_conference.
>>>>>>
>>>>>> so basically you are proposing to try to modify sofia and break the
>>>>>> other stuff  because you do not like the prefix string on the user
>>>>>> names but its designed to allow you to cross connect protocols, eg
>>>>>> mod_sofia has sip+ registered and mod_dingaling has jingle+ so you can
>>>>>> use jabber to pass sip+user at domain.com to your buddy list and have it
>>>>>> report accurate presence.
>>>>>>
>>>>>> Basically you make a new module called mod_foo and register the foo namespace.
>>>>>> Then on your clients you subscribe to foo+1000 at server.com for instance.
>>>>>> Chat messages to that foo namespace will arrive in your code and you
>>>>>> have the option to reply to them completely agnostic of the protocol
>>>>>> sip, jabber etc.
>>>>>>
>>>>>> You seem to be asking for advice but then ignoring it coming from the
>>>>>> author of all of the above who spent many man hours solving this
>>>>>> problem so it would be abstract.  so I'm lost for what else to tell
>>>>>> you.
>>>>>>
>>>>>> Maybe we can confirm that you are simply taken aback by the idea of
>>>>>> starting all your usernames with foo+ and simply propose to unravel
>>>>>> everything in pursuit of removing it?
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Wed, Jul 6, 2011 at 6:14 PM, Kurtis Heimerl <kheimerl at cs.berkeley.edu> wrote:
>>>>>>> Nope, normal SIP MESSAGE events, no invites.
>>>>>>>
>>>>>>> I just need an easy place where an app can look up some variables in
>>>>>>> the directory, check presence information, and start a call based on
>>>>>>> an incoming chat event. I also need a system that interops with
>>>>>>> existing SIP chat services. I don't think the +routing does these for
>>>>>>> me.
>>>>>>>
>>>>>>> On Wed, Jul 6, 2011 at 8:46 AM, Anthony Minessale
>>>>>>> <anthony.minessale at gmail.com> wrote:
>>>>>>>> Are we talking about that ridiculous new chat concept in SIP where it
>>>>>>>> uses INVITES and dialogs?
>>>>>>>>
>>>>>>>>
>>>>>>>> On Wed, Jul 6, 2011 at 12:56 AM, Kurtis Heimerl
>>>>>>>> <kheimerl at cs.berkeley.edu> wrote:
>>>>>>>>> I think I understand it. Basically, a client can prepend a +code that
>>>>>>>>> causes the message to be routed to a specific module. I don't think
>>>>>>>>> that fulfills my requirements. This is fine for basic routing, but
>>>>>>>>> it's not a very good programmable environment for chat applications,
>>>>>>>>> unless I'm missing something, which is always possible.
>>>>>>>>>
>>>>>>>>> If I am, can you direct me to anything that explains it in a little
>>>>>>>>> more depth than your email?
>>>>>>>>>
>>>>>>>>> On Tue, Jul 5, 2011 at 10:49 PM, Anthony Minessale
>>>>>>>>> <anthony.minessale at gmail.com> wrote:
>>>>>>>>>> Read my response and my mod conference example again.
>>>>>>>>>> You can register a chat callback from any module bound to a particular
>>>>>>>>>> namespace.......
>>>>>>>>>>
>>>>>>>>>> On Jul 6, 2011 12:35 AM, "Michael Collins" <msc at freeswitch.org> wrote:
>>>>>>>>>>> On Tue, Jul 5, 2011 at 10:20 PM, Kurtis Heimerl
>>>>>>>>>>> <kheimerl at cs.berkeley.edu>wrote:
>>>>>>>>>>>
>>>>>>>>>>>> I don't think so. I set the ESL to log all events (/event all) from
>>>>>>>>>>>> the command line and received no events when sofia received SIMPLE
>>>>>>>>>>>> messages. Is that a bug? I had assumed it's intentional.
>>>>>>>>>>>>
>>>>>>>>>>> I'm 99% sure that those messages never make it up into FS from Sofia. I'd
>>>>>>>>>>> go
>>>>>>>>>>> look into the code but Sofia is really scary and there's no amount of
>>>>>>>>>>> Scooby
>>>>>>>>>>> Snacks you could give me to convince me to wander into that creepy old
>>>>>>>>>>> code.
>>>>>>>>>>> :)
>>>>>>>>>>> -MC
>>>>>>>>>>
>>>>>>>>>> _______________________________________________
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>>>>>>>>>>
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>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>> _______________________________________________
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>>>>>>>>>
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>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Anthony Minessale II
>>>>>>>>
>>>>>>>> FreeSWITCH http://www.freeswitch.org/
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>>>>>>>>
>>>>>>>> AIM: anthm
>>>>>>>> MSN:anthony_minessale at hotmail.com
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>>>>>>>>
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>>>>>>>>
>>>>>>>> _______________________________________________
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>>>>>>>
>>>>>>> _______________________________________________
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>>>>>>>
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>>>>>>
>>>>>> --
>>>>>> Anthony Minessale II
>>>>>>
>>>>
>>>> --
>>>> david varnes
>>>>
>>>> e: david.varnes at gmail.com
>>>>
>>>> _______________________________________________
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>>>
>>
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>
>
>
> --
> david varnes
>
> e: david.varnes at gmail.com
> p: +61 404 925 633
>
> _______________________________________________
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