March 2020
Intermediate to advanced
626 pages
14h 45m
English
Content preview from Mastering Service Mesh
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Blocking access to external services
We can apply rules to outgoing services through the egress gateway to enable/disable access to external services. From a security standpoint, this is a nice capability that allows us to enforce rules outside the application framework. Let's take a look:
- Change the config map for mode: ALLOW_ANY to mode: REGISTRY_ONLY:
$ kubectl -n istio-system get cm istio -o yaml | sed 's/mode: ALLOW_ANY/mode: REGISTRY_ONLY/g' | kubectl replace -n istio-system -f -configmap/istio replaced
- Now, double-check whether mode: REGISTRY_ONLY has been set:
$ kubectl -n istio-system get cm istio -o yaml | grep -m 1 -o "mode: REGISTRY_ONLY"mode: REGISTRY_ONLY
- Wait a couple of seconds for the configuration to push down to the ...
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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.