Sign In Start Free Trial
Account

Add to playlist

Create a Playlist

Modal Close icon
You need to login to use this feature.
  • Book Overview & Buying Chef Infrastructure Automation Cookbook Second Edition
  • Table Of Contents Toc
  • Feedback & Rating feedback
Chef Infrastructure Automation Cookbook Second Edition

Chef Infrastructure Automation Cookbook Second Edition

By : Marschall
3.7 (6)
close
close
Chef Infrastructure Automation Cookbook Second Edition

Chef Infrastructure Automation Cookbook Second Edition

3.7 (6)
By: Marschall

Overview of this book

This book is for system engineers and administrators who have a fundamental understanding of information management systems and infrastructure. It helps if you've already played around with Chef; however, this book covers all the important topics you will need to know. If you don't want to dig through a whole book before you can get started, this book is for you, as it features a set of independent recipes you can try out immediately.
Table of Contents (9 chapters)
close
close
8
Index

Setting the environment variables

You might have experienced this: you try out a command on your node's shell and it works perfectly. Now, you try to execute the very same command from within your Chef recipe but it fails. One reason may be that there are certain environment variables set in your shell, which are not set during the Chef run. You might have set them manually or in your shell start up scripts—it does not really matter. You'll need to set them again in your recipe.

In this section, you will see how to set environment variables needed during a Chef run.

Getting ready

Make sure you have a cookbook called my_cookbook, and that the run_list of your node includes my_cookbook, as described in the Creating and using cookbooks recipe in Chapter 1, Chef Infrastructure.

How to do it...

Let's see how we can set environment variables from within Chef recipes:

  1. Set an environment variable to be used during the Chef client run:
    mma@laptop:~/chef-repo $ subl cookbooks/my_cookbook...

Unlock full access

Continue reading for free

A Packt free trial gives you instant online access to our library of over 7000 practical eBooks and videos, constantly updated with the latest in tech

Create a Note

Modal Close icon
You need to login to use this feature.
notes
bookmark search playlist font-size

Change the font size

margin-width

Change margin width

day-mode

Change background colour

Close icon Search
Country selected

Close icon Your notes and bookmarks

Delete Bookmark

Modal Close icon
Are you sure you want to delete it?
Cancel
Yes, Delete

Delete Note

Modal Close icon
Are you sure you want to delete it?
Cancel
Yes, Delete

Edit Note

Modal Close icon
Write a note (max 255 characters)
Cancel
Update Note

Confirmation

Modal Close icon
claim successful

Buy this book with your credits?

Modal Close icon
Are you sure you want to buy this book with one of your credits?
Close
YES, BUY