index.md

Infrastructure as code (IaC)

Infrastructure as code (IaC) is a type of IT setup wherein developers or operations teams automatically manage and provision the technology stack for an application through software, rather than using a manual process to configure discrete hardware devices and operating systems.

Duration

3 hours

Covered topics

• Imperative scripting & declarative definitions
• Immutable & mutable infrastructure
• Developer environment with Vagrant
• Provisioning with Ansible

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Labs

1. Part 1 - Using Vagrant with Shell Provisioner
2. Part 2 - GitLab installation using Vagrant and Ansible Provisioner

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Homework

1. Make GitLab healthcheck

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Resources

References:

• Vagrant Documentation
• How Ansible Works

Videos:

• What is Infrastructure as Code?
• What is Ansible In Under 3 Minutes
• 002 Installing Ansible
• How Ansible works
• Ansible: quick start video
• Découvrir Ansible : outils d'orchestration et d'automatisation - ep01