Access to Kuberntes dashboard public ip

1. install kuberntes dashboard

   kubectl apply -f https://raw.githubusercontent.com/kubernetes/dashboard/v1.10.1/src/deploy/recommended/kubernetes-dashboard.yaml

2. Edit kubernetes service

   kubectl -n kube-system edit service kubernetes-dashboard

   # Please edit the object below. Lines beginning with a '#' will be ignored,
   # and an empty file will abort the edit. If an error occurs while saving this file will be
   # reopened with the relevant failures.
   #
   apiVersion: v1
   kind: Service
   metadata:
     annotations:
       kubectl.kubernetes.io/last-applied-configuration: |
         {"apiVersion":"v1","kind":"Service","metadata":{"annotations":{},"labels":{"k8s-app":"kubernetes-dashboard"},"name":"kubernetes-dashboard","namespace":"kube-system"},"spec":{"ports":[{"port":443,"targetPort":8443}],"selector":{"k8s-app":"kubernetes-dashboard"}}}
     creationTimestamp: "2019-11-12T08:28:58Z"
     labels:
       k8s-app: kubernetes-dashboard
     name: kubernetes-dashboard
     namespace: kube-system
     resourceVersion: "16616648"
     selfLink: /api/v1/namespaces/kube-system/services/kubernetes-dashboard
     uid: ***
   
   spec:
     clusterIP: ****
   
     externalTrafficPolicy: Cluster
     ports:
     - nodePort: 31025
       port: 443
       protocol: TCP
       targetPort: 8443
     selector:
       k8s-app: kubernetes-dashboard
     sessionAffinity: None
     type: NodePort # change ClusterIp to NodePort
   
   status:
     loadBalancer: {}
    

3. Now you can open this link in your browser

   https://master_server_ip:node_port_ip
   

4. Login to kuberntes with Token

   1. Find kubernetes dashboard token secret

    kubectl get secret -n kube-system
    
   output:
   .
   .
   .
    kubernetes-dashboard-token-vdh5j
   .
   .
   .

   2. Copy token

      sudo kubectl describe secret -n kube-system kubernetes-dashboard-token-vdh5j
        #output
       Name: kubernetes-dashboard-token-vdh5j
       Namespace: kube-system
       Labels: <none>
       Annotations: kubernetes.io/service-account.name: kubernetes- dashboard
       kubernetes.io/service-account.uid: 1332793e-f1d2-438a-af36-34a49c6b9bba
       Type: kubernetes.io/service-account-token
       Data
       ====
       ca.crt: 1025 bytes
       namespace: 11 bytes
       token: ******

   Now you can login to your dashboard and enjoy!