Ansible for DevOps
by Jeff Geerling · Jeff Geerling
Geerling's practical guide to Ansible, building from ad-hoc commands to playbooks, roles, inventories, and Vault. Working examples cover provisioning servers, deploying applications, and testing automation, so readers can manage real infrastructure declaratively rather than by hand.
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More resources on Infrastructure as Code
Crossplane Docs
Official documentation for Crossplane, the Kubernetes extension that provisions cloud infrastructure through custom resources. Covers providers, compositions, and claims, so operators can build platform APIs that developers consume with ordinary kubectl manifests.
Pulumi Fundamentals
Pulumi's official learning path for defining cloud infrastructure in general-purpose languages such as TypeScript, Python, and Go. Covers projects, stacks, and resource dependencies, ending with a deployed multi-service application.
Terraform - Beginner to Advanced
A Udemy course by Zeal Vora aimed at the HashiCorp Certified Terraform Associate exam, covering providers, state, modules, and workspaces through AWS labs. Includes practice tests matching the published exam blueprint.
terraform.io
Terraform.io is the official site for HashiCorp's Terraform, a leading Infrastructure as Code tool. It provides comprehensive documentation, tutorials, a providers/modules registry, and installation guides to help you learn, write, and deploy infrastructure as code.
Infrastructure as Code
Kief Morris's O'Reilly book on managing servers and cloud platforms as versioned code. It sets out patterns for provisioning, configuration, testing, and change pipelines, plus the team practices that keep infrastructure reproducible rather than hand-tuned.
ansible.com
Official site for Ansible, the open-source IT automation tool by Red Hat. It provides product information, comprehensive documentation, tutorials, and resources for automating configuration management, application deployment, and orchestration with Ansible Core and the Ansible Automation Platform.