Ubuntu 20.04 MicroK8s

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概要

MicroK8sをインストールします。

前提条件

OS

Ubuntu 20.04を使用します。

インストール

MicroK8sをインストールします。

myadmin@ubuntu:~$ sudo snap install microk8s --classic

バージョンは下記の通りです。

myadmin@ubuntu:~$ snap list microk8s
Name      Version  Rev   Tracking     Publisher   Notes
microk8s  v1.23.5  3052  1.23/stable  canonical✓  classic

addons

MicroK8sでは、あらかじめ使用頻度の高そうなaddonが組み込まれており、簡単に有効化できます。

myadmin@ubuntu:~$ microk8s.status
microk8s is running
high-availability: no
  datastore master nodes: 127.0.0.1:19001
  datastore standby nodes: none
addons:
  enabled:
    ha-cluster           # Configure high availability on the current node
  disabled:
    ambassador           # Ambassador API Gateway and Ingress
    cilium               # SDN, fast with full network policy
    dashboard            # The Kubernetes dashboard
    dashboard-ingress    # Ingress definition for Kubernetes dashboard
    dns                  # CoreDNS
    fluentd              # Elasticsearch-Fluentd-Kibana logging and monitoring
    gpu                  # Automatic enablement of Nvidia CUDA
    helm                 # Helm 2 - the package manager for Kubernetes
    helm3                # Helm 3 - Kubernetes package manager
    host-access          # Allow Pods connecting to Host services smoothly
    inaccel              # Simplifying FPGA management in Kubernetes
    ingress              # Ingress controller for external access
    istio                # Core Istio service mesh services
    jaeger               # Kubernetes Jaeger operator with its simple config
    kata                 # Kata Containers is a secure runtime with lightweight VMS
    keda                 # Kubernetes-based Event Driven Autoscaling
    knative              # The Knative framework on Kubernetes.
    kubeflow             # Kubeflow for easy ML deployments
    linkerd              # Linkerd is a service mesh for Kubernetes and other frameworks
    metallb              # Loadbalancer for your Kubernetes cluster
    metrics-server       # K8s Metrics Server for API access to service metrics
    multus               # Multus CNI enables attaching multiple network interfaces to pods
    openebs              # OpenEBS is the open-source storage solution for Kubernetes
    openfaas             # OpenFaaS serverless framework
    portainer            # Portainer UI for your Kubernetes cluster
    prometheus           # Prometheus operator for monitoring and logging
    rbac                 # Role-Based Access Control for authorisation
    registry             # Private image registry exposed on localhost:32000
    storage              # Storage class; allocates storage from host directory
    traefik              # traefik Ingress controller for external access

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