Acquiring a token for Kubernetes dashboard

If you’re ended up choosing this option to log in to your Kubernetes dashboard but don’t know how, this post helps you out with that.

 

Create a Service Account

apiVersion: v1
kind: ServiceAccount
metadata:
  name: admin-user
  namespace: kube-system

kubectl apply -f dashboard-adminuser.yml
serviceaccount/admin-user created

Create ClusterRoleBinding

apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: admin-user
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: cluster-admin
subjects:
- kind: ServiceAccount
  name: admin-user
  namespace: kube-system

kubectl apply -f admin-role-binding.yml
clusterrolebinding.rbac.authorization.k8s.io/admin-user created

Get the Access Token

kubectl -n kube-system describe secret $(kubectl -n kube-system get secret | grep admin-user | awk '{print $1}')

Name:         admin-user-token-mqgx6
Namespace:    kube-system
Labels:       
Annotations:  kubernetes.io/service-account.name: admin-user
              kubernetes.io/service-account.uid: 132a8df1-139b-4e27-85e1-eb9b6e99cd48

Type:  kubernetes.io/service-account-token

Data
====
ca.crt:     1720 bytes
namespace:  11 bytes
token:      eyJhbGciOiJSUzI1NiIsImtpZCI6ImVjQ1JBOXJEUjFLUlFKS ....

Login

Select the token option, copy the token from the terminal and paste it there: