[asterisk-users] FastAGI script and DIAL execution

David Cunningham dcunningham at voisonics.com
Mon Jun 25 21:52:28 CDT 2012 

Alejandro,

Try the 'g' option to Dial():

http://www.voip-info.org/wiki/view/Asterisk+cmd+Dial

   - *g*: When the called party hangs up, continue to execute commands in
   the current context at the next priority



On 25 June 2012 20:17, Alejandro Recarey <alexrecarey at gmail.com> wrote:

> Hi all,
>
> I am trying to control the whole call using a FastAGI script. To that
> effect I launch a FastAGI script (written with asterisk-java).
>
> Basically, I want to DIAL from within the FastAGI script. When the call
> ends I want to control the hangup (if executed at the remote end), and
> depending on the cause, dial again, play a message, or hang up. This is a
> pretty standard telephony scenario. I did it before by executing the AGI,
> setting variables, calling the DIAL command from the dialplan, and then
> executing a second AGI script for the cleanup logic. However, now that I am
> using FastAGI it seems like a better idea to keep the AGI script alive
> during the duration of the call. This gives me a lot of control and
> fexibility on reporting.
>
> However, as far as I can tell, once the called party hangs up, the CDR is
> generated and posted, _even though my script is still in execution_! As you
> can see from the sample below, the called party hangs up, and dialplan
> execution starts immediately at the h extension, even though my script is
> still running. In fact, I have quite a bit of cleanup to do, adding
> variables to the CDR's, and none of them are saved! I believe this is
> because the CDR is already finised.
>
> It's like if once you call the DIAL aplication, the dialplan forks off and
> your script is running in a different place. I do not understand it. I
> assumed when I called DIAL from within a script, that the script execution
> would suspend, but be resumed once the DIAL command returned, but this is
> not what is happening.
>
> Is there any way to get that behaviour?
>
> Regards,
>
> Alex
>
>
>
> "Entering customer extension"
>    -- Executing [629999999 at customer:2] Verbose("SIP/139255423-0000004c",
> "5,"Dialed - 629999999"") in new stack
>       > "Dialed - 629999999"
>    -- Executing [629999999 at customer:3] Set("SIP/139255423-0000004c",
> "origincontext=customer") in new stack
>    -- Executing [629999999 at customer:4] Goto("SIP/139255423-0000004c",
> "transform,629999999,1") in new stack
>    -- Goto (transform,629999999,1)
>    -- Executing [629999999 at transform:1] Goto("SIP/139255423-0000004c",
> "customer,0034629999999,transform") in new stack
>    -- Goto (customer,0034629999999,5)
>    -- Executing [0034629999999 at customer:5]
> Verbose("SIP/139255423-0000004c", "5,"New dialnum - 0034629999999"") in new
> stack
>       > "New dialnum - 0034629999999"
>    -- Executing [0034629999999 at customer:6] Set("SIP/139255423-0000004c",
> "CDR(server)=7") in new stack
>    -- Executing [0034629999999 at customer:7] Set("SIP/139255423-0000004c",
> "CDR(srcip)=") in new stack
>    -- Executing [0034629999999 at customer:8] AGI("SIP/139255423-0000004c",
> "agi://localhost/auth") in new stack
> AGI Tx >> agi_network: yes
> AGI Tx >> agi_network_script: auth
> <SIP/139255423-0000004c>AGI Tx >> agi_request: agi://localhost/auth
> <SIP/139255423-0000004c>AGI Tx >> agi_channel: SIP/139255423-0000004c
> <SIP/139255423-0000004c>AGI Tx >> agi_language: es
> <SIP/139255423-0000004c>AGI Tx >> agi_type: SIP
> <SIP/139255423-0000004c>AGI Tx >> agi_uniqueid: 1340616655.76
> <SIP/139255423-0000004c>AGI Tx >> agi_version: 10.5.0
> <SIP/139255423-0000004c>AGI Tx >> agi_callerid: 139255
> <SIP/139255423-0000004c>AGI Tx >> agi_calleridname: unknown
> <SIP/139255423-0000004c>AGI Tx >> agi_callingpres: 0
> <SIP/139255423-0000004c>AGI Tx >> agi_callingani2: 0
> <SIP/139255423-0000004c>AGI Tx >> agi_callington: 0
> <SIP/139255423-0000004c>AGI Tx >> agi_callingtns: 0
> <SIP/139255423-0000004c>AGI Tx >> agi_dnid: 629999999
> <SIP/139255423-0000004c>AGI Tx >> agi_rdnis: unknown
> <SIP/139255423-0000004c>AGI Tx >> agi_context: customer
> <SIP/139255423-0000004c>AGI Tx >> agi_extension: 0034629999999
> <SIP/139255423-0000004c>AGI Tx >> agi_priority: 8
> <SIP/139255423-0000004c>AGI Tx >> agi_enhanced: 0.0
> <SIP/139255423-0000004c>AGI Tx >> agi_accountcode: 704741
> <SIP/139255423-0000004c>AGI Tx >> agi_threadid: 1104279872
> <SIP/139255423-0000004c>AGI Tx >>
> <SIP/139255423-0000004c>AGI Rx << GET VARIABLE "CDR(src)"
> <SIP/139255423-0000004c>AGI Tx >> 200 result=1 (139255423)
> <SIP/139255423-0000004c>AGI Rx << SET VARIABLE "CDR(accountcode)" "704741"
> <SIP/139255423-0000004c>AGI Tx >> 200 result=1
> <SIP/139255423-0000004c>AGI Rx << SET VARIABLE "CDR(dest_id)" "507"
> <SIP/139255423-0000004c>AGI Tx >> 200 result=1
> <SIP/139255423-0000004c>AGI Rx << SET VARIABLE "CDR(routeplan)" "11261"
> <SIP/139255423-0000004c>AGI Tx >> 200 result=1
> <SIP/139255423-0000004c>AGI Rx << SET VARIABLE "CDR(carrier)" "69"
> <SIP/139255423-0000004c>AGI Tx >> 200 result=1
> <SIP/139255423-0000004c>AGI Rx << EXEC "Dial" "SIP/100034629999999 at x.x.x.x
> "
>    -- AGI Script Executing Application: (Dial) Options:
> (SIP/100034629999999 at x.x.x.x)
>  == Using SIP RTP CoS mark 5
>    -- Called SIP/100034629999999 at 193.17.66.71
>    -- SIP/193.17.66.71-0000004d is making progress passing it to
> SIP/139255423-0000004c
>    -- SIP/193.17.66.71-0000004d is ringing
>    -- SIP/193.17.66.71-0000004d is making progress passing it to
> SIP/139255423-0000004c
>    -- SIP/193.17.66.71-0000004d answered SIP/139255423-0000004c
>    -- Executing [h at customer:1] Set("SIP/139255423-0000004c",
> "CDR(q931)=16") in new stack
>    -- Executing [h at customer:2] Set("SIP/139255423-0000004c",
> "CDR(userfield)={"agi":"","a-leg-id":"2118d872-305e-4bb4-8c47-30e1514cb934","b-leg-id":"36b232e73ac326bd0407b1594627c589 at y.y.y.y:5060"}")
> in new stack
> <SIP/139255423-0000004c>AGI Tx >> 200 result=-1
> <SIP/139255423-0000004c>AGI Tx >> HANGUP
> <SIP/139255423-0000004c>AGI Rx << GET VARIABLE "HANGUPCAUSE"
> <SIP/139255423-0000004c>AGI Tx >> 200 result=1 (16)
> <SIP/139255423-0000004c>AGI Rx << GET VARIABLE "Q16"
> <SIP/139255423-0000004c>AGI Tx >> 200 result=1 (0)
> <SIP/139255423-0000004c>AGI Rx << SET VARIABLE "AJ_AGISTATUS" "SUCCESS"
> <SIP/139255423-0000004c>AGI Tx >> 200 result=1
>    -- <SIP/139255423-0000004c>AGI Script agi://localhost/auth completed,
> returning 4
> <SIP/139255423-0000004c>AGI Tx >> HANGUP
>  == Spawn extension (customer, 0034629999999, 8) exited non-zero on
> 'SIP/139255423-0000004c'
>
> --
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-- 
David Cunningham, Voisonics
http://voisonics.com/
US toll-free: +1 888 842 2720
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