安装docker
此步骤请自我查询安装教程
添加阿里云yum软件源
cat > /etc/yum.repos.d/kubernetes.repo << EOF
[kubernetes]
name=Kubernetes
baseurl=https://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64
enabled=1
gpgcheck=0
repo_gpgcheck=0
gpgkey=https://mirrors.aliyun.com/kubernetes/yum/doc/yum-key.gpg https://mirrors.aliyun.com/kubernetes/yum/doc/rpm-package-key.gpg
EOF
安装kubeadm,kubelet和kubectl
(由于版本跟新频繁，指定版本号部署）：
yum install -y kubelet-1.23.0 kubeadm-1.23.0 kubectl-1.23.0 //安装
systemctl enable kubelet //设置开机启动
在master主机上部署k8s-master
kubeadm init
--apiserver-advertise-address=192.168.178.171
--image-repository registry.aliyuncs.com/google_containers
--kubernetes-version v1.23.0
--service-cidr=10.96.0.0/12
--pod-network-cidr=10.244.0.0/16
--ignore-preflight-errors=all