MicroK8s : Enable Dashboard2021/08/30 |
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To enable Dashboard on MicroK8s Cluster, Configure like follows.
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| [1] | Enable Dashboard add-on on primary Node. |
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root@dlp:~# microk8s enable dashboard dns Enabling Kubernetes Dashboard Enabling Metrics-Server clusterrole.rbac.authorization.k8s.io/system:aggregated-metrics-reader created clusterrolebinding.rbac.authorization.k8s.io/metrics-server:system:auth-delegator created rolebinding.rbac.authorization.k8s.io/metrics-server-auth-reader created ..... ..... In an RBAC enabled setup (microk8s enable RBAC) you need to create a user with restricted permissions as shown in: https://github.com/kubernetes/dashboard/blob/master/docs/user/access-control/creating-sample-user.md Enabling DNS Applying manifest serviceaccount/coredns created configmap/coredns created deployment.apps/coredns created service/kube-dns created clusterrole.rbac.authorization.k8s.io/coredns created clusterrolebinding.rbac.authorization.k8s.io/coredns created Restarting kubelet Adding argument --cluster-domain to nodes. Adding argument --cluster-domain to nodes. Adding argument --cluster-dns to nodes. Adding argument --cluster-dns to nodes. Restarting nodes. Restarting nodes. DNS is enabledroot@dlp:~# microk8s kubectl get services -n kube-system NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE metrics-server ClusterIP 10.152.183.37 <none> 443/TCP 59s kubernetes-dashboard ClusterIP 10.152.183.29 <none> 443/TCP 48s dashboard-metrics-scraper ClusterIP 10.152.183.107 <none> 8000/TCP 48s kube-dns ClusterIP 10.152.183.10 <none> 53/UDP,53/TCP,9153/TCP 47s # confirm security token # it is the second column value on [token:] line root@dlp:~# microk8s kubectl -n kube-system describe secret $(microk8s kubectl -n kube-system get secret | grep default-token | awk '{print $1}')
Name: default-token-nbfzr
Namespace: kube-system
Labels: <none>
Annotations: kubernetes.io/service-account.name: default
kubernetes.io/service-account.uid: d850e0c3-cb67-4302-a274-60b263e.....
Type: kubernetes.io/service-account-token
Data
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namespace: 11 bytes
token: eyJhbGciOiJSUzI1NiIsImtpZCI6Ik5LT05xcUhJckpkRnpXcWNiWDk0STBzNnQyY2J3.....
ca.crt: 1123 bytes
# set port-forwarding to enable external access root@dlp:~# microk8s kubectl port-forward -n kube-system service/kubernetes-dashboard --address 0.0.0.0 10443:443 Forwarding from 0.0.0.0:10443 -> 8443 |
| [2] | Access to [https://(MicroK8s primary node's Hostname or IP address):10443/] with an web browser on any Client computer in local network. Copy and paste the security token you confirmed on [1] to [Enter token] section and Click [Sing In] button. |
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| [3] | After successfully authenticated, MicroK8s Cluster Dashboard is displayed. |
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