how to add eks console user

kubectl edit cm -n kube-system aws-auth, if not exist cm, create nodegroup.

mapUsers: |
  - userarn: arn:aws-cn:iam::123456789:user/chenshi
    username: admin
    groups:
      - system:masters

reference:

https://docs.aws.amazon.com/eks/latest/userguide/add-user-role.html