DEV Community

Steve Mak
Steve Mak

Posted on • Edited on

Cheatsheet for Kubernetes (MiniKube & Kubectl)

MiniKube

Ref: https://kubernetes.io/docs/setup/learning-environment/minikube/

Start up a single node Kubernetes cluster

minikube start --kubernetes-version=<version> --driver=<driver_name> ------ e.g. minikube start --kubernetes-version=v1.18.0 --driver=docker Minikube supports the following drivers: --- docker, virtualbox, podman, vmwarefusion, kvm2, hyperkit, hyperv, vmware, parallels, none 
Enter fullscreen mode Exit fullscreen mode

Get the status

minikube status 
Enter fullscreen mode Exit fullscreen mode

Visit the dashboard

minikube dashboard 
Enter fullscreen mode Exit fullscreen mode

Stop a cluster

minikube stop 
Enter fullscreen mode Exit fullscreen mode

Delete a cluster

minikube delete 
Enter fullscreen mode Exit fullscreen mode

List available addons

minikube addons list 
Enter fullscreen mode Exit fullscreen mode

Enable an addon

minikube addons enable metrics-server 
Enter fullscreen mode Exit fullscreen mode

Disable an addon

minikube addons disable metrics-server 
Enter fullscreen mode Exit fullscreen mode

Proxy to a cluster service

minikube service <service_name> 
Enter fullscreen mode Exit fullscreen mode

Kubectl

Set the cluster configuration file that Kubectl should refer

kubectl config use-context minikube 
Enter fullscreen mode Exit fullscreen mode

Show the Kubernetes client and server versions

kubectl version 
Enter fullscreen mode Exit fullscreen mode

Create deployment

kubectl create deployment hello-node --image=k8s.gcr.io/echoserver:1.4 
Enter fullscreen mode Exit fullscreen mode

View deployments

kubectl get deployments 
Enter fullscreen mode Exit fullscreen mode

View pods

kubectl get pods 
Enter fullscreen mode Exit fullscreen mode

View services

kubectl get services 
Enter fullscreen mode Exit fullscreen mode

View pods and services

kubectl get pod,svc -n kube-system 
Enter fullscreen mode Exit fullscreen mode

View events

kubectl get events 
Enter fullscreen mode Exit fullscreen mode

View kubectl configuration

kubectl config view 
Enter fullscreen mode Exit fullscreen mode

Expose the pod to the public internet

kubectl expose deployment hello-node --type=LoadBalancer --port=8080 
Enter fullscreen mode Exit fullscreen mode

Delete the services

kubectl delete service hello-node 
Enter fullscreen mode Exit fullscreen mode

Delete the deployments

kubectl delete deployment hello-node 
Enter fullscreen mode Exit fullscreen mode

YAML Reference

Deployment

Example 1

apiVersion: apps/v1 kind: Deployment metadata: name: helloworld-web labels: app: helloworld-web tier: frontend spec: replicas: 2 selector: matchLabels: app: helloworld-web tier: frontend template: metadata: labels: app: helloworld-web tier: frontend spec: containers: - name: helloworld-web image: ssmak/helloworld_web:latest ports: - containerPort: 80 - containerPort: 443 
Enter fullscreen mode Exit fullscreen mode

Top comments (0)