版本

Kubernetes官网

Kind官网

Kind版本对应关系说明

安装启动

kubectl

下载对应版本

$ curl -LO "https://dl.k8s.io/release/v1.20.0/bin/darwin/amd64/kubectl"

添加可执行权限

$ chmod +x ./kubectl 
 

将二进制文件移动到系统目录

$ sudo mv ./kubectl /usr/local/bin/kubectl
$ sudo chown root: /usr/local/bin/kubectl

Kind

通过go安装

$ go install sigs.k8s.io/kind@v0.12.0

本机启动集群

$ kind create cluster
Creating cluster "kind" ...
  Ensuring node image (kindest/node:v1.23.4)
  Preparing nodes 
  Writing configuration 
  Starting control-plane 
  Installing CNI 
  Installing StorageClass 
Set kubectl context to "kind-kind"
You can now use your cluster with:

kubectl cluster-info --context kind-kind

Have a question, bug, or feature request? Let us know! https://kind.sigs.k8s.io/#community 

查看信息

$ kubectl cluster-info --context kind-kind
Kubernetes control plane is running at https://127.0.0.1:63736
CoreDNS is running at https://127.0.0.1:63736/api/v1/namespaces/kube-system/services/kube-dns:dns/proxy

To further debug and diagnose cluster problems, use 'kubectl cluster-info dump'.

通过kubectl命令行查看kind启动服务端的版本信息

$ kubectl version
Client Version: version.Info{Major:"1", Minor:"20", GitVersion:"v1.20.0", GitCommit:"af46c47ce925f4c4ad5cc8d1fca46c7b77d13b38", GitTreeState:"clean", BuildDate:"2020-12-08T17:59:43Z", GoVersion:"go1.15.5", Compiler:"gc", Platform:"darwin/amd64"}
Server Version: version.Info{Major:"1", Minor:"23", GitVersion:"v1.23.4", GitCommit:"e6c093d87ea4cbb530a7b2ae91e54c0842d8308a", GitTreeState:"clean", BuildDate:"2022-03-06T21:32:53Z", GoVersion:"go1.17.7", Compiler:"gc", Platform:"linux/amd64"}

常用命令

申请配置，创建或更新资源

$ kubectl apply -f user.config.yaml

查看服务

$ kubectl get svc

查看服务详情

kubectl describe service {$serverName}

查看部署

$ kubectl get deployments

查看pods

$ kubectl get pods

查看 pods 详情

$ kubectl describe pod {$podName}

调整副本数

$ kubectl scale --replicas=3 user.deployment.yaml

删除pod

$ kubectl delete pod {$podName}

查看日志

$ kubectl logs -f {$podName}

集群连接

本地集群连接

通过kind获取本地集群配置输出到指定的目录中

$ kind get kubeconfig > ~/Work/K8s/king.config

通过vs code Set Kubeconfig 连接本地 kind

远程集群连接

通过命令设置配置

# 设置变量
$ export KUBECONFIG=~/Work/K8s/king.config

# 查看集群状态
$ kubectl cluster-info

# 清除配置
$ unset KUBECONFIG