Category: puppet automation

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DevOps Series – Automation with puppet – Part7

Puppet Hardware Requirements Puppet client is very lightweight and can be installed on most systems. Puppet server, on the other hand, is heavyweight and has restrictions on the hardware on which it can run effectively. The minimum requirement as of this writing is a dual-core processor...

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Devops series – Automation with Puppet – Part1

 Overview If you are managing more than a dozen Linux systems, configuration management is a must. Without configuration management, updating system configuration files and deploying applications can become very challenging. This crash course is about using Puppet configuration management software to deploy and support Linux systems in...

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DevOps Series – Automation with Puppet – Part2

What Is Configuration Management? Configuration management is a broad term, that relates to products and software. In the information technology/ operations world, configuration management can imply OS configuration, application management and deployment, and product management. Configuration management can be defined as the process that maintains consistency...

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DevOps Series – Automation with Puppet – Part3

Puppet – Commercial Versus Open Source Puppet has an enterprise version that costs money, and a free version. A few differences between them are outlined in below table Feature Open source Enterprise Puppet Console graphical user interface No Yes Puppet?supported modules No Yes Role-based access control...

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DevOps Series – Automation with puppet – Part4

Understatanding Puppet Manifests Puppet instructions or programs are called manifests. Manifests are generally stored in files with the .pp extension. We learned about resources earlier and manifests are actions with resources. Below code shows a manifest that can be used to add a file to a system...

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DevOps Series – Automation with Puppet – Part5

Understanding Puppet Modules Modules are directories that contain configuration information. Modules have predefined structures. An example module is openssh, which not only installs OpenSSH on a client, but also configures it. Modules can be shared easily with others. Numerous modules are available on Puppet Forge (https://forge.puppetlabs.com/)....

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