June 2014
Intermediate to advanced
328 pages
7h 26m
English
Content preview from Extending PuppetBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Puppet in action
Client-server communication is done using REST-like API calls on an SSL socket; basically, it's all HTTPS traffic from clients to the server's port 8140/TCP.
The first time we execute Puppet on a node, its x509 certificates are created and placed in ssldir, and then the Puppet Master is contacted in order to retrieve the node's catalog.
On the Puppet Master, unless we have autosign enabled, we must manually sign the client's certificates using the cert subcommand:
puppet cert list # List the unsigned clients certificates puppet cert list --all # List all certificates puppet cert sign <certname> # Sign the given certificate
Once the node's certificate has been recognized as valid and been signed, a trust relationship is created, ...
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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.
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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.