bash script for determining the kubernetes dashboard URL

dashboard_url.sh

#! /bin/bash

PORTAL_PORT=$(kubectl describe service kubernetes-dashboard --namespace=kube-system| grep -i 'NodePort:' | awk {' print $3 '} | awk -F \/ {' print $1 '})
PORTAL_NODE=$(kubectl get pods --namespace=kube-system| grep -i dashboard | awk {' print $1 '})
PORTAL_IP_ADDRESS=$(kubectl describe pod $PORTAL_NODE --namespace=kube-system| grep Node | grep '/' | awk -F \/ {' print $2 '})
echo "kubernetes dashboard URL is the following:  http://$PORTAL_IP_ADDRESS:$PORTAL_PORT/"