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A Lambda layer is a distribution mechanism for libraries, custom runtimes, or other dependencies required in the AWS Lambda functions. Cloud engineers can manage and reuse these libraries and dependencies across multiple functions by packaging them into a layer. By the end of this note, you will learn how to create a Lambda layer for … Continue reading Create AWS Lambda Layer using Docker, Terraform and GitHub Actions
In this note, I discuss creating an Amazon RDS for PostgreSQL DB using Terraform and securely automating the provisioning process using GitHub Actions. By the end of this note, you will learn about the underlying architectural dependencies and specific properties needed to create a secure RDS for PostgreSQL DB using Terraform. Per AWS-Docs, Amazon Relational … Continue reading Create Amazon RDS for PostgreSQL DB using Terraform and GitHub Actions
Amazon CloudWatch is a monitoring and observability service that Amazon Web Services (AWS) provides. It monitors log files, collects and tracks metrics, sets alarms, and triggers actions to help AWS users ensure the health and performance of their applications and infrastructure resources. CloudWatch integrates with various AWS services, such as Amazon EC2, to provide comprehensive … Continue reading Install and configure CloudWatch Logs agent on Amazon EC2 instance for Windows using user data
This is the first part of an umbrella note in which I describe how to create and deploy an Amazon ECS service using Terraform and GitHub Actions. The cloud engineering team must provision particular AWS cloud services before hosting a container in Amazon ECS. In this note, I list all the required AWS services, their … Continue reading Create infrastructure to host an Amazon ECS Service using Terraform
In the past, I've written a note explaining the process of deploying the Terraform IaC configuration into an AWS account using GitHub Actions. In this note, I extend that functionality and deploy the same Terraform IaC configuration across multiple AWS accounts using Terragrunt and GitHub Actions. Before we delve deeper, let me briefly explain the … Continue reading Deploy Across AWS Accounts Like a Pro: Terragrunt, Terraform, and GitHub Actions
In this note, I create a highly available environment using Amazon EC2 instances spread over multiple availability zones attached to an application load balancer. I also have a link to my GitHub repository with the code. In the past, I wrote a note on how to toggle traffic between three EC2 instances in three availability … Continue reading Add an application load balancer to Amazon EC2 instances in a private subnet
There are two broad aspects to running a successful business. These are (a) creating a product that generates revenue and (b) managing the product cost that is lower than the revenue. E.g., if the product generates $100 in revenue and costs $90, then the business can survive because it is generating a 10% profit margin. … Continue reading Estimate AWS Cloud resource cost with Infracost, Terraform, and GitHub Actions
A little while back, I encountered an exciting use case requiring me to use GitHub Actions secrets. The use case was to create an AWS Secrets Manager secret resource using Terraform in a CI/CD pipeline. An AWS Secrets Manager secret is a resource to store secure credentials. In the past, I created an AWS Secrets … Continue reading Create AWS Secrets Manager secret using Terraform secure variables and GitHub Actions secrets
Terraform enables developers to create cloud resources via a few lines of code. Hence, these developers must write code that is easy to understand and follows security best practices. Moreover, following best practices becomes a habit if there is a system to keep that in check. Checkov is a proven static analysis tool that checks for standard best practices in your … Continue reading Automate Terraform configuration scan with Checkov and GitHub Actions
GitHub Actions is a CI/CD tool that can automate the provisioning of AWS resources using Terraform. Previously, I wrote a detailed post explaining the concepts associated with using Terraform to create an application load balancer that you can read here -add an application load balancer to Amazon EC2 using Terraform. In this note, I further … Continue reading CI-CD with Terraform and GitHub Actions to deploy to AWS