Infrastructure as Code Pipeline: Architecture with Terraform, GitHub Actions, and OCI Always Free Resources

ihanyouqing#gmail.com (#->@) (Youqing Han) — Fri, 22 Aug 2025 00:00:00 +0000

This article demonstrates a production-ready Infrastructure as Code pipeline that leverages OCI’s Always Free tier resources, making it perfect for learning, development, and small-scale production workloads.

Introduction

Infrastructure as Code (IaC) has revolutionized how we manage cloud infrastructure. By treating infrastructure configuration as code, we gain version control, automated deployments, consistency, and reproducibility. In this article, I’ll walk you through building a complete IaC pipeline using Terraform, GitHub Actions, and Oracle Cloud Infrastructure (OCI) Always Free resources.

DevOps Best Practices for 2024

ihanyouqing#gmail.com (#->@) (Youqing Han) — Thu, 22 Aug 2024 00:00:00 +0000

Introduction

DevOps has evolved significantly over the past decade, and 2024 brings new challenges and opportunities for DevOps engineers. In this comprehensive guide, we’ll explore the essential practices and tools that every DevOps engineer should master.

Infrastructure as Code (IaC)

Infrastructure as Code has become the standard for managing cloud infrastructure. Here are the key tools and practices:

Terraform Best Practices

# Example Terraform configuration
terraform {
  required_version = ">= 1.0"
  required_providers {
    aws = {
      source  = "hashicorp/aws"
      version = "~> 5.0"
    }
  }
}

resource "aws_vpc" "main" {
  cidr_block           = "10.0.0.0/16"
  enable_dns_hostnames = true
  enable_dns_support   = true

  tags = {
    Name = "main-vpc"
    Environment = "production"
  }
}

Key Benefits of IaC

Version Control: Track infrastructure changes in Git
Consistency: Eliminate configuration drift
Automation: Deploy infrastructure automatically
Documentation: Code serves as documentation

Container Orchestration with Kubernetes

Kubernetes has become the de facto standard for container orchestration. Here are some best practices:

Ci-Cd on Youqing Han - DevOps Engineer

Infrastructure as Code Pipeline: Architecture with Terraform, GitHub Actions, and OCI Always Free Resources

Introduction

DevOps Best Practices for 2024

Introduction

Infrastructure as Code (IaC)

Terraform Best Practices

Key Benefits of IaC

Container Orchestration with Kubernetes