April 2018
Intermediate to advanced
250 pages
5h 42m
English
Content preview from Docker for Serverless Applications
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Invocation flows
As OpenWhisk is an event-driven platform, any kind of event fired to it could be intercepted and interpreted. However, in this example, we will show you only the event triggered by sending a direct request to the gateway.
The invocation flow starts with an invocation request in the form of an HTTP-based request and is sent to the API gateway. For example, we can use the wsk CLI to initiate this kind of request. After the API gateway receives the request, it will forward that call to a controller behind it.
One of the most important components of OpenWhisk is the controller. The controller is a component written in Scala using the infamous framework Akka and Spray to implement a set of REST APIs. The controller accepts all ...
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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.