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Mastering SaltStack

You're reading from   Mastering SaltStack Use Salt to the fullest

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Product type Paperback
Published in Nov 2016
Publisher Packt
ISBN-13 9781786467393
Length 378 pages
Edition 2nd Edition
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Author (1):
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Joseph Hall Joseph Hall
Author Profile Icon Joseph Hall
Joseph Hall
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Toc

Table of Contents (14) Chapters Close

Preface 1. Essentials Revisited FREE CHAPTER 2. Diving into Salt Internals 3. Managing States 4. Exploring Salt SSH 5. Managing Tasks Asynchronously 6. Taking Advantage of Salt Information Systems 7. Taking Salt Cloud to the Next Level 8. Using Salt with REST 9. Understanding the RAET and TCP Transports 10. Strategies for Scaling 11. Monitoring with Salt 12. Exploring Best Practices 13. Troubleshooting Problems

Using SDB with Salt Cloud


Salt's simple database system was originally designed with a single idea in mind: to keep passwords out of Salt Cloud configuration files. Of course, they were immediately added to other configuration files as well, but that doesn't diminish their use here.

The classic examples of using SDB to store usernames and passwords still apply, of course:

my-provider: 
  username: sdb://myetcd/username 
  password: sdb://myetcd/password 

But the new env SDB driver will prove valuable to a number of cloud users who make use of environment variables to store their authentication information.

Using SDB with OpenStack

OpenStack users have been making use of environment variables for years to store their personal cloud configuration. It is very common to set up a shell script that exports OpenStack variables to be used with the standard OpenStack commands. One such script might look like this:

export OS_USERNAME=larry 
export OS_PASSWORD=123pass 
export OS_TENANT_NAME...
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