Book Image

Chef Infrastructure Automation Cookbook

By : Matthias Marschall
Book Image

Chef Infrastructure Automation Cookbook

By: Matthias Marschall

Overview of this book

Table of Contents (14 chapters)
Chef Infrastructure Automation Cookbook Second Edition
About the Author
About the Reviewers

Using search to find data bag items

You might want to execute code in your recipe multiple times—once for each data bag item, such as for each user or each HTTP end point.

You can use search to find certain data bag items and loop through search results to execute code multiple times.

Let's see how we can make our recipes more dynamic by searching for data bag items.

Getting ready

Follow the Getting ready and How to do it... (steps 1 to 4) sections in the Using data bags recipe in this chapter. You might want to add a few more HTTP end points to your data bag.

How to do it...

Let's create a recipe to search for data bag items and call the http_request resource for everyone:

  1. Edit the default recipe of my_cookbook to retrieve all HTTP hooks, which should be called by your recipe from your data bag:

    mma@laptop:~/chef-repo $ subl cookbooks/my_cookbook/recipes/default.rb
    search(:hooks, '*:*').each do |hook|
      http_request 'callback' do
        url hook['url']
  2. Upload your modified recipe to the...