October 2018
Intermediate to advanced
982 pages
23h 29m
English
book
Developing Java Applications with Spring and Spring Boot
by Claudio Eduardo de Oliveira, Greg L. Turnquist, Alex Antonov
Content preview from Developing Java Applications with Spring and Spring Boot
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Securing WebSockets
So far, we have secured the chat service and the images service.
Or have we?
Well, we configured chat as the Gateway API for our microservices using Spring Cloud Gateway. To do that, we made it the sole source of HTTP session creation. Given that the session details were also included in forwarded web requests, our Gateway API is nicely buttoned up.
However, the chat microservice's critical function is brokering WebSocket messages. And we haven't lifted a finger to secure that component. Time to roll up our sleeves and get to work.
Since our WebSocket handlers are stream oriented, we merely need to slip in a parent class that authorizes things when the WebSocket session is configured, as follows:
abstract class AuthorizedWebSocketHandler ...
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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.