January 2022 Summaries

This article discusses how to use Terraform to manage AWS Lambda functions. It provides a step-by-step guide on setting up IAM roles and policies, writing the Python application, creating a ZIP file of the Python application, adding the aws_lambda_function resource, running and executing Terraform main.tf, and verifying the Lambda function from the AWS console. The article also highlights various use cases for AWS Lambda, such as event-driven applications, web and mobile backends, and machine learning and data processing.

Infrastructure as Code (IaC) can face scalability issues due to limitations in IaC code platforms and generic CI/CD solutions. These challenges include resource management, security concerns, local machine dependencies, and lack of fine-tuning capabilities. To manage IaC at scale without workarounds or manual processes, developers should consider automating the end-to-end IaC workflow, using policy as code for enforceable guardrails, collaborating across teams, and introducing resource management features. Spacelift is an example of a purpose-built orchestration and management solution for IaC that can help overcome these scalability issues by automating, auditing, securing, and continuously delivering infrastructure.