ubuntu 20使用kubeadm安装k8s 1.26

步骤

机器:4核8G,root账号,可访问互联网

1、更新apt apt-get update
2、安装一些基本工具 apt-get install ca-certificates curl gnupg lsb-release net-tools apt-transport-https
3、ifconfig 获取ip,hostname获取主机名,若主机名不符合规范(比如有特殊字符,则使用hostnamectl set-hostname 修改)
4、更新hosts echo " " >> /etc/hosts
5、mkdir -m 0755 -p /etc/apt/keyrings
6、装证书curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
7、声明软件源echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
7、更新aptapt-get update
8、安装do

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