[asterisk-users] Asynchronous AGI Problems (Asterisk 1.8.7.0), ubuntu-server

[Sam Govind]

Oh! I was informed that Async:AGI is an AGI that is called in from AMI. Do
tell more about it.

On Sun, Sep 25, 2011 at 5:26 PM, Mehmet Avcioglu <mehmet at activecom.net>wrote:

>
> Actually it doesn't say "AGI(async:script)" it says "AGI(async:agi)" and
> than continues further to setting up an AMI user so the script is executed
> through the manager interface?? Than it says "AGI(agi:async)".?? Well most
> importantly it says "Cons of async AGI: It is the most complex method of
> using AGI to implement." ..:) I have been interested in Async AGI as well
> and after reading your post looked into the link you provided, seems
> different than what we immediately think, a background process.
>
> Perhaps just start the script normally "AGI(script.sh)" and than inside it
> run your background process "background-script.sh > /dev/null 2>&1 <
> /dev/null &" or fork a new process, detach, run in background, etc...
>
> Hopefully somebody else can point us towards the right direction in setting
> up a real asterisk asynchronous AGI application.
>
> --
> Mehmet
>
> On Sep 25, 2011, at 2:00 AM, Randall Degges wrote:
>
> > Hi Everyone,
> >
> > I've been trying to get asynchronous AGIs working in some Asterisk code I
> have. I'm using Asterisk 1.8.7.0, and I'm very familiar with dialplan and
> AGI scripting overall. Here's my problem: I can't get Asterisk to execute
> *any* AGIs asynchronously.
> >
> > Firstly, I discovered asynchronous AGIs via "Asterisk: The Definitive
> Guide". The asynchronous AGI information I read can be found online, here:
> http://ofps.oreilly.com/titles/9780596517342/AGI.html (scroll down to the
> section titled "Async AGI--AMI Controlled AGI").
> >
> > According to the book, since Asterisk 1.6.0 the AGI dialplan application
> has been able to execute AGI scripts asynchronously, via the syntax:
> >
> > exten => s,1,AGI(async:script)
> >
> > According to the book, using the "async:" prefix should have Asterisk run
> the AGI script in the background and instantly continue executing dialplan
> code.
> >
> > So here's my Asterisk dialplan code that's being run:
> >
> > [hangup]
> > exten => s,1,AGI(async:/etc/asterisk/scripts/hangup.py)
> > exten => s,n,Return()
> >
> > Pretty simple context--essentially my AGI script just does some call
> clean up logic before a caller hangs up, talking to a few web servers and
> generating statistics for later usage. What happens when Asterisk executes
> this context, is:
> >
> > WARNING[7911]: res_agi.c:1622 launch_script: Failed to execute
> '/var/lib/asterisk/agi-bin/async:/etc/asterisk/scripts/hangup.py': File does
> not exist.
> >
> > As you can see, Asterisk is ignoring the async: directive, and treating
> it as part of the AGI script path.
> >
> > Is there anyway for me to make asynchronous AGIs work? I've tried
> searching online to no avail.
> >
> > I'd greatly appreciate any responses, thanks for your time.
> >
> > -Randall
> >
> > --
> > Randall Degges
> > http://rdegges.com/
> >
> > --
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>
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