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
Get the status
minikube status
Visit the dashboard
minikube dashboard
Stop a cluster
minikube stop
Delete a cluster
minikube delete
List available addons
minikube addons list
Enable an addon
minikube addons enable metrics-server
Disable an addon
minikube addons disable metrics-server
Proxy to a cluster service
minikube service <service_name>
Kubectl
Set the cluster configuration file that Kubectl should refer
kubectl config use-context minikube
Show the Kubernetes client and server versions
kubectl version
Create deployment
kubectl create deployment hello-node --image=k8s.gcr.io/echoserver:1.4
View deployments
kubectl get deployments
View pods
kubectl get pods
View services
kubectl get services
View pods and services
kubectl get pod,svc -n kube-system
View events
kubectl get events
View kubectl configuration
kubectl config view
Expose the pod to the public internet
kubectl expose deployment hello-node --type=LoadBalancer --port=8080
Delete the services
kubectl delete service hello-node
Delete the deployments
kubectl delete deployment hello-node
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
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