Enabling Nodes to Join Your Cluster

To enable nodes to join your cluster, complete the following steps:

About this task

Note: If you do not complete the following steps, Windows nodes will not join the cluster.

Procedure

  1. Download, edit, and apply the AWS IAM Authenticator configuration map. Download the following configuration map: 
    
curl -o aws-auth-cm-windows.yaml https://s3.us-west-2.amazonaws.com/amazon-eks/cloudformation/2020-10-29/aws-auth-cm-windows.yaml
  2. Open the file using your preferred text editor.
  3. Replace the ARN of instance role (not instance profile) of **Linux** node and ARN of instance role (not instance profile) of **Windows** node snippets with the NodeInstanceRole values that you recorded for your Linux and Windows nodes.
  4. Save the file.

Example

Sample file: aws-auth-cm-windows.yaml

apiVersion: v1
kind: ConfigMap
metadata:
  name: aws-auth
  namespace: kube-system
data:
  mapRoles: |
    - rolearn: arn:aws:iam::385481138434:role/HCLSW_AWS_EKS_NODEGROUP_ROLE
      username: system:node:{{EC2PrivateDNSName}}
      groups:
        - system:bootstrappers
        - system:nodes
    - rolearn: arn:aws:iam::385481138434:role/discover-windows-cluster3-stack-NodeInstanceRole-1KX4EE72IARRB
      username: system:node:{{EC2PrivateDNSName}}
      groups:
        - system:bootstrappers
        - system:nodes
        - eks:kube-proxy-windows