#IaC Fundamentals
Infrastructure as Code principles and benefits.
#What is IaC?
Infrastructure as Code (IaC) manages and provisions infrastructure through code instead of manual processes.
#Benefits
| Benefit | Description |
|---|---|
| Version Control | Track changes in git |
| Repeatability | Same config, same result |
| Automation | No manual provisioning |
| Documentation | Code is documentation |
| Testing | Validate before apply |
| Speed | Deploy in minutes |
#Approaches
| Approach | Tools | Style |
|---|---|---|
| Declarative | Terraform, CloudFormation | Describe desired state |
| Imperative | Ansible, Scripts | Describe steps |
#Tool Comparison
| Tool | Language | State | Cloud Support |
|---|---|---|---|
| Terraform | HCL | Remote | Multi-cloud |
| Pulumi | Python/JS/Go | Remote | Multi-cloud |
| CloudFormation | YAML/JSON | AWS managed | AWS only |
| Ansible | YAML | None | Multi-cloud |
[!TIP] Pro Tip: Start with Terraform - it's the industry standard!