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Chef Infrastructure Automation Cookbook by Matthias Marschall

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Distributing different files based on the target platform

If you have nodes with different operating systems such as Ubuntu and CentOS, you might want to deliver different files to each of them. There might be differences in the necessary configuration options and the like. Chef offers a way for files and templates to differentiate which version to use based on a node's platform.

Getting ready

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

How to do it...

Let's add two templates to our cookbook and see which one gets used:

  1. Edit your cookbook's default recipe:
    mma@laptop:~/chef-repo $ subl cookbooks/my_cookbook/recipes/default.rb ...

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