Luca Berton — Page 10

Terraform with Packer - Build and Deploy Custom AMIs

Use Packer and Terraform together to build custom AMIs and deploy them. Golden image pipeline, HCP Packer integration, and automated image lifecycle.

May 1, 20262 min read

Terraform

Terraform on Ubuntu 26.04 LTS - sudo-rs, APT Rollback, and Hardened Base Images

Install and run Terraform on Ubuntu 26.04 LTS Resolute Raccoon. Covers sudo-rs as default, APT 3.2 rollback, Kernel 7.0, Wayland-only, ROCm, and building...

Apr 24, 20265 min read

DevOps

AWS CDK vs Terraform: Which IaC Tool Should You Use in 2026?

AWS CDK vs Terraform compared for 2026. Programming languages vs HCL, L2 constructs vs modules, state management, multi-cloud

Apr 13, 20264 min read

DevOps

Terraform Backend Reconfiguration Required: How to Fix

Fix the Terraform 'Backend configuration changed' error. Migrate state between backends (local to S3, S3 to S3), resolve lock conflicts

Apr 13, 20264 min read

DevOps

Terraform Provider Version Conflict: How to Fix

Fix Terraform provider version conflicts between modules, lock files, and constraint mismatches. Resolve dependency lock errors, upgrade providers safely

Apr 13, 20263 min read

DevOps

Terraform Reference to Undeclared Resource: How to Fix

Fix the Terraform 'Reference to undeclared resource' error. Causes include typos, missing resources, wrong module references, and for_each/count confusion.

Apr 13, 20263 min read

DevOps

Terraform Unsupported Argument Error: How to Fix

Fix the Terraform 'An argument named X is not expected here' error. Common causes include wrong provider version, deprecated arguments, typos

Apr 13, 20263 min read

DevOps

Install AWS CLI on Ubuntu: Step-by-Step Guide

Install AWS CLI v2 on Ubuntu 22.04 and 24.04 using the official installer, snap, or pip. Configure credentials, test with Terraform, and set up autocomplete.

Apr 13, 20263 min read