Puppet presentation from the Munich Linuxstammtisch on 25th November 2014. A quick overview why you should use puppet and how it works.

1. Automate all the things! (with Puppet)
Martin Zehetmayer Linux Stammtisch 25.11.2014, November 25, 2014

2. Who am I?
Martin Zehetmayer (that's me!)
Puppeteer since 2009
Linux & Open Source since 1996
RHCA and a few other things.
Visit me at
Xing (https://www.xing.com/pro

3. le/Martin Zehetmayer)
Github (http://github.com/angrox)
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4. On a shell not far from here ...
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5. ... the servers look like this
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6. Why is this a fail?
Over time all servers are dierent.
Not reproduceable.
Does not scale.
Adminstrators hell!
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7. But ... there is a solution!
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8. Puppet Con

9. guration Management
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10. What is Puppet?
Puppet is a con

11. guration management system
that allows you to de

12. ne the state of your IT
infrastructure, then automatically enforces the
correct state.
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13. Again, why do I need a Con

14. guration Management?
Scalability ++
Security ++
Auditability ++
Reuseability ++
Agility ++
Cost Reduction
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15. Architectural Overview
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16. How Puppet works
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17. Puppet Data
ow
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18. How to make the initial shell script better
Remember that?
Make it reproducable and enforce it:
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19. And why Puppet?
There are a lot of con

20. guration management tools:
SaltStack
Puppet
Chef
CFengine
Ansible
Why not using another one instead of puppet?
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21. Why Puppet? (The Answers)
Advantages:
Easy to learn
Quick implementation
Broad Ecosystem from Puppetlabs
Integration in a lot of third party tools
Runs on all major Linux Distrubtions, *IXes and Windows
Most popular con

22. guration management
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23. Puppet Ecosystem
MCollective Server Orchestration
PuppetDB
Puppet Dashboard/Explorer/Board
Puppet Enterprise
... and a big big community!
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24. Conclusion
With Puppet you have
More time for more important tasks
Ensured state of your environment
Reproduction of con

25. guration items
Automation of everyday tasks
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26. Thanks! Any questions?
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