Chapter 1. Puppet Infrastructure

As a Puppet engineer, you will encounter many different problems while working with Puppet. Puppet infrastructure comprises all the components that you can use to deploy Puppet on your nodes, and may include applications such as Apache, Passenger, Puppet Server, PuppetDB, and ActiveMQ. Knowing how the infrastructure works, and how the various components fit together and function, will help you troubleshoot your issues. An important aspect of how Puppet infrastructure works is the way the various components communicate with each other. Most of the communication between the components of your Puppet infrastructure is done via an HTTP/SSL REST API. Later in this chapter, we will use this API to troubleshoot our installation. ...

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