October 2020
Beginner
250 pages
6h 21m
English
Content preview from Docker Deep Dive
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10: Docker Swarm
Now that we know how to install Docker, pull images, and work with containers, the next thing we need is a way to work with things at scale. That’s where Docker Swarm comes into play.
As usual, we’ll split this chapter into the usual three parts:
- The TLDR
- The deep dive
- The commands
Docker Swarm - The TLDR
Docker Swarm is two main things:
- An enterprise-grade secure cluster of Docker hosts
- An engine for orchestrating microservices apps
On the clustering front, Swarm groups one or more Docker nodes and lets you manage them as a cluster. Out-of-the-box, you get an encrypted distributed cluster store, encrypted networks, mutual TLS, secure cluster join tokens, and a PKI that makes managing and rotating certificates a breeze. ...
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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.