January 2016
Intermediate to advanced
384 pages
8h 6m
English
book
Building Telephony Systems with OpenSIPS - Second Edition
by Flavio E. Goncalves, Flavio E Goncalves, Bogdan-Andrei Iancu
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Asynchronous support in the OpenSIPS script
The usage is quite straightforward. Let's assume that you want to use a script function that internally performs some I/O operations (such as a DB query). First of all, you need to check whether this script function supports asynchronous mode. (See the respective module documentation for this.) Then, you can just throw it in the following function call:
async(script_function(...), resume_route);
Note that resume_route has to be a simple, named script, subroute. When a function is called in the asynchronous manner, the script is immediately halted, so any code that you write after the async() call will be ignored. OpenSIPS will launch the asynchronous operation; after this, it will continue to process any ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.