安装kubelet

准备条件 虚拟机、安装centos、安装docker

安装docker

curl -fsSL get.docker.com -o get-docker.sh
vi get-docker.sh
sh get-docker.sh --mirror Aliyun
systemctl daemon-reload

启动、重启 关闭

systemctl start docker

systemctl restart docker

systemctl stop docker

安装kubelet

设置配置文件 跟阿里镜像仓库

cat <<EOF > /etc/yum.repos.d/kubernetes.repo
[kubernetes]
name=Kubernetes
baseurl=https://mirrors.aliyun.com/kubernetes/yum/repos/kubernetes-el7-x86_64/
enabled=1
gpgcheck=1
repo_gpgcheck=1
gpgkey=https://mirrors.aliyun.com/kubernetes/yum/doc/yum-key.gpg https://mirrors.aliyun.com/kubernetes/yum/doc/rpm-package-key.gpg
EOF

配置跟安装

setenforce 0
# 将 SELinux 设置为 permissive 模式（相当于将其禁用）
sudo setenforce 0
sudo sed -i 's/^SELINUX=enforcing$/SELINUX=permissive/' /etc/selinux/config

sudo yum install -y kubelet kubeadm kubectl --disableexcludes=kubernetes

启动

sudo systemctl enable --now kubelet

重启
systemctl restart kubelet