. /etc/os-release
color () {
RES_COL=60
MOVE_TO_COL="echo -en \\033[${RES_COL}G"
SETCOLOR_SUCCESS="echo -en \\033[1;32m"
SETCOLOR_FAILURE="echo -en \\033[1;31m"
SETCOLOR_WARNING="echo -en \\033[1;33m"
SETCOLOR_NORMAL="echo -en \E[0m"
echo -n "$1" && $MOVE_TO_COL
echo -n "["
if [ $2 = "success" -o $2 = "0" ] ;then
${SETCOLOR_SUCCESS}
echo -n $" OK "
elif [ $2 = "failure" -o $2 = "1" ] ;then
${SETCOLOR_FAILURE}
echo -n $"FAILED"
else
${SETCOLOR_WARNING}
echo -n $"WARNING"
fi
${SETCOLOR_NORMAL}
echo -n "]"
echo
}
install_kubernetes_ubuntu_master1(){
echo -e "\e[1;32m更换apt源\e[0m"
cat > /etc/apt/sources.list <<EOF
deb https://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb-src https://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb-src https://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb-src https://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
# deb https://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
# deb-src https://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
deb https://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
deb-src https://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
EOF
echo -e "\e[1;32m关闭swap\e[0m"
swapoff -a
echo -e "\e[1;32m关闭防火墙\e[0m"
ufw disable
sudo apt-get update
echo -e "\e[1;32m安装必要的一些系统工具\e[0m"
sudo apt-get -y install apt-transport-https ca-certificates curl software-properties-common
echo -e "\e[1;32m更新并安装Docker-io\e[0m"
apt update && apt -y install docker.io
[ $? -eq 0 ] && color "成功 " 0 || color "失败 " 1
echo -e "\e[1;32m配置docker镜像加速\e[0m"
cat > /etc/docker/daemon.json <<EOF
{
"registry-mirrors": [
"https://docker.mirrors.ustc.edu.cn",
"https://hub-mirror.c.163.com",
"https://reg-mirror.qiniu.com",
"https://registry.docker-cn.com"
],
"exec-opts": ["native.cgroupdriver=systemd"],
"log-driver": "json-file",
"log-opts": {
"max-size": "200m"
},
"storage-driver": "overlay2"
}
EOF
[ $? -eq 0 ] && color "成功 " 0 || color "失败 " 1
echo -e "\e[1;32m加载docker配置并重启服务\e[0m"
systemctl daemon-reload && systemctl restart docker.service
echo -e "\e[1;32m在各个节点安装工具kubelet、kubeadm和kubectl\e[0m"
curl https://mirrors.aliyun.com/kubernetes/apt/doc/apt-key.gpg | apt-key add -
cat >/etc/apt/sources.list.d/kubernetes.list <<EOF
deb https://mirrors.aliyun.com/kubernetes/apt/ kubernetes-xenial main
EOF
apt-get update && apt install -y kubeadm=1.22.7-00 kubelet=1.22.7-00 kubectl=1.22.7-00
[ $? -eq 0 ] && color "成功 " 0 || color "失败 " 1
cat > /etc/default/kubelet <<EOF
KUBELET_EXTRA_ARGS="--fail-swap-on=false"
EOF
systemctl daemon-reload && systemctl restart kubelet
echo -e "\e[1;32m master节点执行\e[0m\n"
echo -e "\e[1;31mkubeadm init --kubernetes-version=v1.22.7 --image-repository=registry.aliyuncs.com/google_containers --pod-network-cidr=10.24.0.0/16 --ignore-preflight-errors=Swap\e[0m"
echo -e "\e[1;32mcurl https://projectcalico.docs.tigera.io/archive/v3.24/manifests/calico.yaml -O\e[0m"
echo -e "\e[1;31mkubectl apply -f calico.yaml\e[0m"
}
reset_kubenetes(){
kubeadm reset
rm -rf /etc/kubernetes/ /var/lib/kubelet/
}