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8 Mar
min read

29 Terraform Best Practices Used By Top Performing Teams In 2024

Stay on top of the latest trends in Terraform best practices for 2024. Implement these strategies to improve your automation processes.

Jack Dwyer

Platform Engineering + DevOps

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What Is Terraform & Why Is It So Powerful?

a virtual clock with bits and bytes along with programming language - Terraform Best Practices

You may be wondering, what is Terraform? Terraform is an Infrastructure as Code (IaC) tool that allows engineers to define and provision data center infrastructure using a declarative configuration language. One of the key reasons why Terraform stands out among other IaC tools is its ability to manage a wide range of cloud providers, including AWS, Azure, Google Cloud, and more. This flexibility empowers engineering teams to maintain consistency in their infrastructure across multi-cloud environments, enabling seamless migration and scalability.

Efficient Infrastructure Tracking

Terraform's state management feature keeps track of the current state of the infrastructure, allowing for efficient updates and modifications without the need to manually track changes. This ensures that any adjustments made to the infrastructure are in line with the desired configuration, reducing the risk of configuration drift and potential errors.

Streamlining Deployments

By adopting Terraform best practices, engineering teams can leverage modules for reusable infrastructure components, improving consistency and reducing duplication. Utilizing version control systems like Git for Terraform configurations enables collaboration, versioning, and automated testing, promoting efficiency and reliability in infrastructure deployment processes.

Achieving Optimal Cloud Deployments with Zeet

Zeet helps you to get more from your cloud and Kubernetes investments by providing a comprehensive CI/CD deployment platform that streamlines the deployment process. Through Zeet, engineering teams can automate the deployment of applications, reduce deployment errors, and increase deployment frequency, ultimately enhancing productivity and accelerating time-to-market.

Contact Zeet to learn more about how Zeet helps you get seamless cloud deployments every time, and enables your team to evolve into a top-performing engineering team.

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Key Principles of Infrastructure as Code (IaC) In Terraform

python code being updated - Terraform Best Practices

Terraform, a popular Infrastructure as Code (IaC) tool, adheres to several key principles to optimize the management and provisioning of infrastructure resources. 

Declarative Configuration

Users define the desired end state of their infrastructure rather than scripting the steps to reach that state. This enables better predictability and consistency in infrastructure deployments.

Immutable Infrastructure

It advocates that infrastructure components should be treated as disposable entities. By rebuilding infrastructure from scratch rather than making changes to existing resources, Terraform ensures reliability and reproducibility. 

Version Control

Allows infrastructure configurations to be stored, reviewed and reverted using industry-standard version control systems like Git. This facilitates collaboration, auditability, and disaster recovery.

Dependency Management Principle

It automatically determines the order in which resources should be provisioned based on their dependencies. This simplifies complex infrastructure setups and avoids manual intervention. 

Resource Graph

Optimization by intelligently building a dependency graph of resources, enabling parallel resource creation where possible for efficient infrastructure deployment.

Elevate Your Cloud Deployments with Zeet

Ready to elevate your cloud deployments and unlock the full potential of your engineering team? Look no further than Zeet! Zeet helps you to get more from your cloud and Kubernetes investments and empowers your engineering team to excel as strong individual contributors through our cutting-edge CI/CD deployment platform. 

Contact Zeet today to discover how we can help you achieve seamless cloud deployments every time and transform your team into top-performing engineering experts.

Zeet Terraform and Helm Product Overview

29 Terraform Best Practices Used By Top Performing Teams In 2024

person making use of Terraform Best Practices

1. Modularize Your Terraform Code

Breaking down your infrastructure into reusable modules allows for easier management, organization, and scalability. It also promotes code reusability and reduces duplication.

2. Leverage Terraform Workspaces

Using workspaces enables the separation of state files for different environments, making it easier to manage multiple environments with the same configuration.

3. Implement Version Control

Utilize version control systems like Git to track changes, collaborate effectively, and maintain a history of your Terraform configurations.

4. Utilize Terraform Cloud or Enterprise

Terraform Cloud or Enterprise provides features like remote state management, collaboration tools, and run histories, enhancing the scalability and security of your infrastructure.

5. Apply Infrastructure as Code Principles

Writing code to define your infrastructure ensures consistency, repeatability, and automatability in your deployments.

6. Use Terraform State Files Wisely

Properly manage your state files to prevent conflicts and enable secure collaboration among team members working on the same infrastructure.

7. Implement Terraform Backends

Leverage remote backends to store your state files securely, enabling seamless collaboration and preventing state file loss.

8. Tag Your Resources

Use tags for resources to enhance visibility, cost management, and organization within your cloud environment.

9. Employ Secure Coding Practices

Follow security best practices when writing Terraform code to protect sensitive information and prevent security vulnerabilities.

10. Implement Continuous Integration

Integrate Terraform with CI/CD pipelines to automate testing, validation, and deployment processes, ensuring smooth and efficient infrastructure changes.

11. Use Terraform Variables

Leverage variables in your Terraform configurations to enhance flexibility, manage configurations efficiently, and promote reuse.

12. Implement Infrastructure Testing

Incorporate automated tests to validate your infrastructure code, ensuring reliability and consistency in your deployments.

13. Document Your Infrastructure

Maintain clear and up-to-date documentation for your Terraform code to improve collaboration, troubleshooting, and onboarding processes.

14. Monitor Your Infrastructure

Implement monitoring solutions to track the performance, availability, and health of your infrastructure resources provisioned through Terraform.

15. Employ Terraform Providers

Utilize Terraform providers to interact with different cloud providers, services, and APIs, enabling seamless integration and management of diverse resources.

16. Practice Immutable Infrastructure

Adopt immutable infrastructure patterns to promote consistency, predictability, and simplified management of your infrastructure.

17. Utilize Terraform Modules

Leverage pre-built modules to accelerate development, encourage best practices, and ensure consistency in your infrastructure deployments.

18. Enable State Locking

Implement state locking mechanisms to prevent concurrent operations that could lead to conflicts or inconsistencies in your Terraform deployments.

19. Optimize Resource Provisioning

Fine-tune your resource configurations to optimize costs, enhance performance, and ensure efficient resource utilization in your infrastructure.

20. Implement Secrets Management

Securely manage and store sensitive information such as API keys, passwords, and certificates using dedicated secrets management tools or services.

21. Employ Workflows with Terraform Pipelines

Define workflows in Terraform pipelines to orchestrate complex deployment processes, promote collaboration, and streamline infrastructure changes.

22. Monitor and Review Changes

Regularly review Terraform changes, monitor infrastructure modifications, and conduct code reviews to maintain quality, security, and compliance in your configurations.

23. Implement Dependency Management

Manage dependencies between Terraform modules and resources effectively to ensure proper sequencing, avoid circular dependencies, and maintain consistency in your deployments.

24. Implement Rollback Strategies

Define rollback strategies and mechanisms to revert changes in case of failures or unexpected issues during infrastructure deployments.

25. Opt for Remote Execution

Use remote execution modes in Terraform to run operations on cloud resources, improving performance, scalability, and resource utilization.

26. Practice Environment Isolation

Isolate environments to prevent changes in one environment from affecting others, ensuring a higher level of stability and security in your infrastructure.

27. Utilize Terraform Graph

Leverage the Terraform graph feature to visualize resource dependencies, identify potential issues, and optimize your infrastructure configurations.

28. Implement Backup and Restore Procedures

Establish backup and restore procedures for your Terraform state files to prevent data loss, enable recovery, and maintain data integrity.

29. Stay Informed with Terraform Updates

Regularly keep abreast of Terraform updates, new features, and best practices to leverage the latest advancements and enhancements in your infrastructure deployments.

Get Seamless Cloud Deployments

Zeet helps you to get more from your cloud and Kubernetes investments and helps your engineering team become strong individual contributors through our CI/CD deployment platform. 

Contact Zeet to learn more about how Zeet help you get seamless cloud deployments every time, and helps your team to become a top-performing engineering team.

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Zeet is a game-changer for organizations looking to optimize their cloud and Kubernetes investments. By leveraging Zeet's CI/CD deployment platform, your engineering team can effortlessly achieve top-tier performance. Zeet empowers individual contributors within your team, nurturing a culture of strong, skilled professionals. 

With Zeet, you can wave goodbye to deployment headaches and welcome seamless cloud deployments every time. Reach out to Zeet today to unlock the full potential of your cloud infrastructure and watch as your team excels in delivering projects efficiently and effectively.

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