Introduction to Amazon EKS

Category : Kubernetes | Sub Category : Kubernetes With Java | By Prasad Bonam Last updated: 2023-11-21 13:41:46 Viewed : 224

Amazon Elastic Kubernetes Service (Amazon EKS) is a managed Kubernetes service offered by Amazon Web Services (AWS). It simplifies the process of deploying, managing, and scaling containerized applications using Kubernetes on AWS infrastructure. EKS provides a highly available, secure, and scalable Kubernetes control plane while allowing users to run their containerized applications using the same Kubernetes APIs they are familiar with.

Key features and concepts of Amazon EKS include:

1. Managed Kubernetes Control Plane:

• Amazon EKS manages the Kubernetes control plane components, including the API server, etcd, and controller nodes, ensuring high availability and reliability.

2. Kubernetes Compatibility:

• Amazon EKS is compatible with standard Kubernetes, allowing you to use existing tooling, plugins, and applications without modification.

3. Node Groups:

• EKS leverages AWS Auto Scaling groups to automatically add or remove worker nodes based on demand. Node groups can span different AWS Availability Zones for improved fault tolerance.

4. Integration with AWS Services:

• EKS integrates with various AWS services, including Elastic Load Balancing (ELB), Identity and Access Management (IAM), Amazon VPC, and AWS CloudTrail.

5. Security and Compliance:

• EKS provides built-in security features, such as AWS Identity and Access Management (IAM) for controlling access to resources, VPC isolation, and integration with AWS Key Management Service (KMS) for encryption.

6. Monitoring and Logging:

• EKS integrates with AWS CloudWatch for monitoring and AWS CloudTrail for logging. This allows you to capture and analyze data related to your EKS clusters.

7. Networking:

• EKS uses Amazon VPC for networking, allowing you to customize and control the networking environment for your Kubernetes clusters.

8. Multi-AZ Deployments:

• EKS supports deploying clusters across multiple AWS Availability Zones for enhanced fault tolerance and high availability.

9. Managed Node Groups:

• EKS offers managed node groups, which simplify the process of creating, updating, and scaling worker nodes. You can use the Amazon EKS console, AWS CLI, or AWS SDKs to create and manage these node groups.

10. EKS Anywhere:

• EKS Anywhere extends Amazon EKS to on-premises environments, allowing you to run EKS clusters on your own infrastructure using the same control plane.

11. Fargate Integration:

• EKS integrates with AWS Fargate, a serverless compute engine for containers. This allows you to run containers without managing the underlying infrastructure.

12. Managed Add-ons:

• EKS provides managed add-ons, such as the Kubernetes Dashboard, for easy cluster monitoring and management.

13. Global Reach:

• EKS supports launching clusters in various AWS regions worldwide, providing flexibility for deploying applications closer to end-users.

Getting Started with Amazon EKS:

1. Create an Amazon EKS Cluster:

   • Use the AWS Management Console, AWS CLI, or AWS CloudFormation to create an EKS cluster.

2. Configure kubectl:

   • After creating a cluster, configure kubectl to connect to your EKS cluster.

3. Launch Worker Nodes:

   • Add worker nodes to your EKS cluster using managed node groups or other deployment methods.

4. Deploy Applications:

   • Use kubectl to deploy and manage your containerized applications on the EKS cluster.

Amazon EKS simplifies the management of Kubernetes infrastructure, allowing developers to focus on building and deploy