Summary
This first chapter on understanding patterns of IaC and Terraform covered the key principles of IaC, such as idempotency and immutability. The chapter also discussed various patterns and practices of IaC, including source control, modules, versions, documentation, and testing. The chapter also covered security and compliance concerns, such as IAM, RBAC, secret management, security scanning, and compliance.
It also provided guidance on how to handle IaC projects and the decisions involved in starting IaC projects. Additionally, the chapter highlighted the challenges and best practices of IaC, including the importance of standardizing toolsets, naming conventions, and clear descriptions, and the need for a proper process for approvals and validation in the CI pipeline.
Overall, this chapter provided a comprehensive overview of the principles and best practices of IaC and highlighted the importance of adopting these practices to improve the agility, efficiency, and security of infrastructure management.