The Amazon Elastic Kubernetes Service (EKS) is the AWS service an abstracted infrastructure requirement for deploying, managing, and scaling DIGIT on AWS.

Prerequisites

• AWS account with the IAM permissions listed on the EKS module documentation

• AWS CLI configured

• AWS IAM Authenticator

• kubectl

Set up and initialize your Terraform workspace

‌Clone the following repository:

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In here, you will find three modules used to provision a EKS cluster, RDS, and Storage.

Kubernetes module:

• VPC Resources:

  • VPC

  • Subnets

  • Internet Gateway

  • Route Table

• EKS Cluster Resources:

  • IAM Role to allow EKS service to manage other AWS services

  • EC2 Security Group to allow networking traffic with EKS cluster

  • EKS Cluster

• EKS Worker Nodes Resources:

  • IAM role allowing Kubernetes actions to access other AWS services

  • EC2 Security Group to allow networking traffic

  • Data source to fetch latest EKS worker AMI

  • AutoScaling Launch Configuration to configure worker instances

  • AutoScaling Group to launch worker instances

Database Module:

Configuration in this directory creates set of RDS resources including DB instance, DB subnet group and DB parameter group.

Storage Module:

Configuration in this directory creates EBS volume and attach it together.

Set up an environment

Here, you will find five files used to provision a VPC, security groups, iam users, storages, EKS cluster, s3 bucket. The final product should be similar to this:

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