Infrastructure testing with Terratest or InSpec
Why Choose This Project?
In cloud-native DevOps, infrastructure automation ensures scalability and repeatability. However, without testing, infrastructure changes can cause outages or misconfigurations. Infrastructure testing with Terratest (Go-based) or InSpec (Ruby-based) allows teams to validate IaC deployments, security compliance, and configurations before production rollout. This project strengthens DevOps pipelines with continuous validation of infrastructure.
What You Get
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Automated infrastructure validation for AWS/Azure/GCP.
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Compliance and security checks (firewall rules, encryption, IAM).
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Unit tests for IaC (Terraform/CloudFormation/ARM templates).
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Integration with CI/CD pipelines for pre-deployment validation.
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Improved reliability and confidence in infrastructure changes.
Key Features
| Feature | Description |
|---|---|
| IaC Testing with Terratest | Validate Terraform/CloudFormation/ARM templates by deploying and testing resources programmatically. |
| Compliance Auditing with InSpec | Enforce security baselines (e.g., CIS Benchmarks, HIPAA, GDPR) across infrastructure. |
| Automated Rollback Detection | Fail CI/CD pipelines if infrastructure does not meet expected requirements. |
| Multi-Cloud Support | Run tests across AWS, Azure, and GCP. |
| Security Validation | Validate encryption (S3, EBS, RDS), IAM roles, security groups, and network restrictions. |
| Pipeline Integration | Add testing stages in Jenkins, GitHub Actions, or GitLab CI/CD. |
Technology Stack
Infrastructure Layer
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Terraform / CloudFormation / ARM templates – IaC definitions.
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Kubernetes / Docker – optional container orchestration testing.
Testing Layer
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Terratest (Go) – Infrastructure testing framework for IaC validation.
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InSpec (Ruby) – Compliance-as-code framework for audits.
CI/CD & Automation
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Jenkins / GitHub Actions / GitLab CI/CD – pipeline automation.
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Ansible – optional configuration validation.
Monitoring & Logging
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Prometheus / Grafana – visibility into infrastructure tests.
Working Flow
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Developer commits IaC changes (Terraform/CloudFormation/ARM).
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CI/CD pipeline triggers infrastructure testing.
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Terratest deploys test infrastructure in a sandbox environment.
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Tests validate resource availability (e.g., VPC, EC2, DB).
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InSpec runs compliance scans (firewalls, IAM roles, encryption).
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Pass/Fail feedback returned to the CI/CD pipeline.
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If tests pass → changes proceed to staging/production.
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If tests fail → pipeline halts with detailed error reports.
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Logs & reports stored in ELK/Grafana dashboards for analysis.
Main Modules
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Test Infrastructure Setup – Deploys temporary infra for validation.
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IaC Validation – Verifies Terraform/CloudFormation/ARM outputs.
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Security & Compliance Testing – Checks encryption, IAM, CIS compliance.
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Pipeline Integration – Automates testing in CI/CD workflows.
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Reporting Dashboard – Centralized view of test results.
Security Features
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Enforces compliance frameworks (CIS, PCI-DSS, HIPAA, GDPR).
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Ensures least-privilege IAM roles.
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Validates encryption at rest & transit.
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Detects open ports and misconfigured firewalls.
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Prevents non-compliant resources from reaching production.