Grant Developers Access to EKS Kubernetes Cluster

Grant Developers Access to EKS Kubernetes Cluster

• A Working EKS Cluster: Check installation of an EKS Cluster.
• Working AWS CLI configuration: Install and Use AWS CLI on Linux.
• IAM User with required administrative permissions.
• Access to AWS Web Console for management. The same operations can be done fully in CLI but we'll use both.

1. How do I give access to EKS?
2. How do I provide access to other users and roles after cluster creation in Amazon EKS?
3. How do I connect to existing EKS cluster?
4. How do I add users to Kubernetes cluster?
5. How do I access my local EKS cluster?
6. How does EKS authentication work?
7. How do I add a limited access IAM user to an EKS cluster?
8. What is Awsauth?
9. How do you confirm that the ARN matches the cluster creator?
10. How can I get EKS Kubeconfig?
11. How do I get Kubeconfig?
12. How do I find my Kubeconfig?

How do I give access to EKS?

To add an IAM user or role to an Amazon EKS cluster

1. Ensure that the AWS credentials that kubectl is using are already authorized for your cluster. ...
2. Open the aws-auth ConfigMap. ...
3. Add your IAM users, roles, or AWS accounts to the configMap. ...
4. Save the file and exit your text editor.

How do I provide access to other users and roles after cluster creation in Amazon EKS?

To extend system:masters permissions to other users and roles, you must add the aws-auth ConfigMap to the configuration of the Amazon EKS cluster. The ConfigMap allows other IAM entities, such as users and roles, to access the Amazon EKS cluster.

How do I connect to existing EKS cluster?

Short description. After you create your Amazon EKS cluster, you must then configure your kubeconfig file with the AWS Command Line Interface (AWS CLI). This configuration allows you to connect to your cluster using the kubectl command line.

How do I add users to Kubernetes cluster?

Your answer

1. Install kubectl brew install kubectl.
2. Set cluster (run in directory where ca.crt is stored) kubectl config set-cluster cluster-staging \ --embed-certs=true \ --server=$endpoint \ --certificate-authority=./ca.crt.
3. Set user credentials kubectl config set-credentials alice-staging --token=$user_token.

How do I access my local EKS cluster?

Open the Amazon EKS console at https://console.aws.amazon.com/eks/home#/clusters .

1. Choose the name of the cluster to display your cluster information.
2. Choose the Configuration tab. ...
3. For Private access, choose whether to enable or disable private access for your cluster's Kubernetes API server endpoint.

How does EKS authentication work?

Amazon EKS uses one specific authentication method, an implementation of a webhook token authentication to authenticate Kube API requests. ... In short, the client sends a token (which includes the AWS IAM identity—user or role—making the API call) which is verified on the server-side by the webhook service.

How do I add a limited access IAM user to an EKS cluster?

Go to your AWS Console where you will find the IAM service listed under the “Security, Identity & Compliance” group. Inside the IAM dashboard click on the Users tab and click the “Add User” button. Create a new user and allow the user programmatic access by clicking on the "Programmatic access" checkbox.

What is Awsauth?

The aws auth method provides an automated mechanism to retrieve a Vault token for IAM principals and AWS EC2 instances.

How do you confirm that the ARN matches the cluster creator?

You're the cluster creator

1. To see the configuration of your AWS CLI user or role, run the following command: ...
2. Confirm that the ARN matches the cluster creator.
3. Update or generate the kubeconfig file using one of the following commands. ...
4. To confirm that the kubeconfig file is updated, run the following command:

How can I get EKS Kubeconfig?

Create kubeconfig automatically

1. Ensure that you have version 1.16. 156 or later of the AWS CLI installed. ...
2. Use the AWS CLI update-kubeconfig command to create or update your kubeconfig for your cluster. By default, the resulting configuration file is created at the default kubeconfig path ( . ...
3. Test your configuration.

How do I get Kubeconfig?

1. Make sure you can access the cluster.
2. Author a service account spec.
3. Create the service account.
4. Fetch the name of the secrets used by the service account.
5. Fetch the token from the secret.
6. Get the certificate info for the cluster.
7. Create a kubeconfig file.
8. Copy the file to $HOME/.kube.

How do I find my Kubeconfig?

By default, kubectl looks for a file named config in the $HOME/. kube directory. You can specify other kubeconfig files by setting the KUBECONFIG environment variable or by setting the --kubeconfig flag.