MicroK8s : Install2023/04/27 |
Install [MicroK8s] that is the Lightweight Kubernetes provided by Canonical.
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[1] | Install MicroK8s from Snappy. Snappy is installed and running by default on Ubuntu Server but if it's not running, Start it first by [systemctl start snapd.socket]. |
root@dlp:~# snap install microk8s --classic microk8s (1.26/stable) v1.26.3 from Canonical✓ installed |
[2] | After installing MicroK8s, it is running automatically. To stop or start it, set like follows. |
# show status root@dlp:~# microk8s status microk8s is running high-availability: no datastore master nodes: 127.0.0.1:19001 datastore standby nodes: none addons: enabled: ha-cluster # (core) Configure high availability on the current node helm # (core) Helm - the package manager for Kubernetes helm3 # (core) Helm 3 - the package manager for Kubernetes disabled: cert-manager # (core) Cloud native certificate management community # (core) The community addons repository dashboard # (core) The Kubernetes dashboard dns # (core) CoreDNS gpu # (core) Automatic enablement of Nvidia CUDA host-access # (core) Allow Pods connecting to Host services smoothly hostpath-storage # (core) Storage class; allocates storage from host directory ingress # (core) Ingress controller for external access kube-ovn # (core) An advanced network fabric for Kubernetes mayastor # (core) OpenEBS MayaStor metallb # (core) Loadbalancer for your Kubernetes cluster metrics-server # (core) K8s Metrics Server for API access to service metrics minio # (core) MinIO object storage observability # (core) A lightweight observability stack for logs, traces and metrics prometheus # (core) Prometheus operator for monitoring and logging rbac # (core) Role-Based Access Control for authorisation registry # (core) Private image registry exposed on localhost:32000 storage # (core) Alias to hostpath-storage add-on, deprecated # show config root@dlp:~# microk8s config apiVersion: v1 clusters: - cluster: certificate-authority-data: LS0tLS1CRUdJTiBDRVJUSUZJQ0FURS0tLS0... server: https://10.0.0.30:16443 name: microk8s-cluster contexts: - context: cluster: microk8s-cluster user: admin name: microk8s current-context: microk8s kind: Config preferences: {} users: - name: admin user: token: SWpKOC9XYWJaZXlOdVpZNHhRL0tpV1oyWCtEWDFZby9qQkJSQ0UrcmZYRT0Kroot@dlp:~# microk8s kubectl get all NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE service/kubernetes ClusterIP 10.152.183.1 <none> 443/TCP 2m34sroot@dlp:~# microk8s kubectl get nodes NAME STATUS ROLES AGE VERSION dlp.srv.world Ready <none> 2m55s v1.26.3 # stop MicroK8s root@dlp:~# microk8s stop Stopped.
root@dlp:~#
microk8s status microk8s is not running, try microk8s start # start MicroK8s root@dlp:~# microk8s start Started. # disable MicroK8s root@dlp:~# snap disable microk8s microk8s disabled # enable MicroK8s root@dlp:~# snap enable microk8s microk8s enabled |
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