[Freeswitch-users] Persistence BLFs (or: Dear PBX please remember the BLF state)

[Michael Collins]

Could you humor us and get sip traces of the blf working on a reboot w/
asterisk and not working with freeswitch? Put them in
pastebin.freeswitch.org and drop the link in this thread.

Thanks,
MC

On Wed, Jan 26, 2011 at 12:33 AM, Patrick Plattes <
patrick.plattes at niemann-frey.info> wrote:

> Hi List :-),
>
> I'm currently switching from Asterisk to FreeSWITCH. It's really hard
> work for an Asterisk user, but using Asterisk becomes more and more
> painful even for small installations (less than 100 sip users). I know
> FreeSWITCH is not a drop-in replacement for the Asterisk PBX, but I
> don't want to change the behaviour of the PBX for the users.
>
> It's a preconception in Germany that the American people like
> (especially for the X-mas time) kitsch. Everyone here know the
> American houses with a hole bunch of blinking lights. But those
> decorated hoses are nothing against our offices! Our phones have up to
> 136 lights (BLFs). You often have to wear sunglasses at the office ;-)
>
> A typical usage of BLFs is to check if an agent is a member of the
> queue. I've build a simple extension to add and delete a member. I can
> user "presence in" and "presence out" to enable or disable the BLF,
> but there is one big issue. After a reboot of the phone the the user
> is still a member of the queue, but the BLF is off. We are using hints
> at Asterisk to show the user if he is a member and it works even after
> a reboot - with "presence" at FreeSWITCH it works (of cause) not. Does
> anyone have an idea how to implement it?
>
> My current extension is just for testing and so I use mod_fifo. It
> shouldn't be a problem to use mod_callcenter. The phone calls
> "queue-the_name_of_the_queue-the_name_of_the_user at pbxdomain" eg.
> "queue-sales_de-1000 at freeswitch.cust"
>
> So how implement BLF persistence?
>
> Thanks,
>  Patrick
>
>
> Colourized version: http://pastebin.com/ufJ7U930
>
>
>
> <extension name="Queue Management">
>
>  <condition field="destination_number"
> expression="^queue-(\w+)-(\d+)$" break="on-false">
>   <action application="set"
> data="queue_name=${regex(${destination_number}|^queue-(\w+)-(\d+)$|$1)}"
> inline="true"/>
>   <action application="set"
> data="queue_user=${regex(${destination_number}|^queue-(\w+)-(\d+)$|$2)}"
> inline="true"/>
>  </condition>
>
>  <condition field="${fifo(list ${queue_name}@${domain_name})}"
> expression="${queue_user}">
>   <action application="answer"/>
>   <action application="set" data="result=${fifo_member(del
> ${queue_name}@${domain_name}
> {fifo_member_wait=nowait}user/${queue_user} )}"/>
>   <action application="log" data="INFO Delete FIFO agent result:
> ${result}"/>
>   <action application="log" data="INFO User Logout: ${user_name}"/>
>   <action application="sleep" data="600"/>
>   <action application="playback"
> data="ivr/ivr-you_are_now_logged_out.wav"/>
>   <action application="set" data="result=${presence(out
> queue-${queue_name}-${queue_user}@${domain_name} inuse inuse)}"/>
>   <action application="log" data="INFO Presence OUT ${result}"/>
>   <action application="hangup"/>
>
>   <anti-action application="answer"/>
>   <anti-action application="set" data="result=${fifo_member(add
> ${queue_name}@${domain_name}
> {fifo_member_wait=nowait}user/${queue_user} )}"/>
>   <anti-action application="log" data="INFO Add FIFO agent result:
> ${result}"/>
>   <anti-action application="log" data="INFO User Login: ${user_name}"/>
>   <anti-action application="sleep" data="600"/>
>   <anti-action application="playback"
> data="ivr/ivr-you_are_now_logged_in.wav"/>
>   <anti-action application="set" data="result=${presence(in
> queue-${queue_name}-${queue_user}@${domain_name} inuse inuse)}"/>
>   <anti-action application="log" data="INFO Presence IN ${result}"/>
>   <anti-action application="hangup"/>
>  </condition>
> </extension>
>
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