#!/bin/bash set -euo pipefail apiserver="__API_SERVER__" sudo kubeadm init \ --kubernetes-version 1.21.10 \ --control-plane-endpoint "${apiserver}:6443" \ --upload-certs \ --service-cidr=10.96.0.0/12 \ --pod-network-cidr=10.244.0.0/16 mkdir -p $HOME/.kube sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config sudo chown $(id -u):$(id -g) $HOME/.kube/config if [ $(grep -c "kubectl completion bash" /root/.bashrc) -eq 0 ];then cat <