kubectl configuration for EKS in AWS - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is kubectl used for in EKS?

kubectl is a command-line tool that lets you communicate with your Kubernetes cluster on EKS. You use it to deploy apps, check cluster status, and manage resources.

beginner

What AWS CLI command helps update your kubectl config for EKS?

The command aws eks update-kubeconfig --name <cluster-name> updates your local kubectl config file to connect to your EKS cluster.

beginner

Where is the kubectl configuration file stored by default?

By default, the kubectl config file is stored at ~/.kube/config on your local machine.

intermediate

Why do you need IAM permissions to configure kubectl for EKS?

IAM permissions ensure you have the right to access the EKS cluster and update the kubectl config securely. Without proper permissions, you cannot connect to the cluster.

intermediate

What does the aws eks update-kubeconfig command do behind the scenes?

It fetches the cluster endpoint and certificate data, then writes these details into your kubectl config file so you can securely connect to the cluster.

Which command updates your local kubectl config to connect to an EKS cluster?

A kubectl update config --eks my-cluster

B kubectl config set-context my-cluster

C aws eks update-kubeconfig --name my-cluster

D aws configure set eks.cluster my-cluster

The correct command is aws eks update-kubeconfig --name my-cluster. It updates your local config with the cluster details.

Where is the default location of the kubectl config file?

A ~/.kube/config

B /etc/kubernetes/config

C /usr/local/kube/config

D ~/.aws/config

The kubectl config file is stored at ~/.kube/config by default.

What AWS service manages permissions needed to access EKS clusters?

A Amazon S3

B Amazon EC2

C AWS Lambda

D AWS IAM

AWS IAM manages user permissions and access control for EKS clusters.

What information does the update-kubeconfig command add to your config file?

A Cluster endpoint and certificate data

B User passwords

C EC2 instance IDs

D S3 bucket names

The command adds the cluster endpoint and certificate data to enable secure connection.

Why is it important to have the correct IAM permissions before configuring kubectl for EKS?

A To avoid paying extra AWS fees

B To ensure secure and authorized access to the cluster

C To speed up the cluster creation

D To enable automatic backups

Correct IAM permissions ensure you can securely and properly access the EKS cluster.

Explain the steps to configure kubectl to connect to an EKS cluster.

Think about how AWS CLI helps kubectl know about your cluster.

Describe why IAM permissions are critical when setting up kubectl for EKS.

Consider security and access control in AWS.