K3S-在线安装

官方GitHub：https://github.com/k3s-io/k3s (opens new window)

# 服务器

192.168.213.201：Server
192.168.213.202：Agent
192.168.213.203：Rancher

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# 安装-K3S

# 安装docker

yum remove -y docker docker-io docker-selinux python-docer-py
yum -y install yum-utils
yum-config-manager   --add-repo   http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
yum -y install docker-ce 
systemctl start docker
systemctl enable docker
systemctl status docker

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# Server安装

hostnamectl set-hostname master-201
curl -sfL https://get.k3s.io | sh -s - server --docker

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查看token

cat /var/lib/rancher/k3s/server/node-token

# agent安装

hostnamectl set-hostname agent-202
curl -sfL https://get.k3s.io | INSTALL_K3S_MIRROR=cn K3S_URL=https://${server_ip}:6443 K3S_TOKEN=${node_token} sh -s - --docker

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# 查看状态

systemctl status k3s

# 查看节点

kubectl get nodes

# 安装Rancher

# 安装docker

不再描述

# 放开防火墙

systemctl stop firewalld
systemctl disable firewalld
setenforce 0
sed -i "s/SELINUX=enforcing/SELINUX=disabled/g" /etc/selinux/config
swapoff -a
yes | cp /etc/fstab /etc/fstab_bak
cat /etc/fstab_bak |grep -v swap > /etc/fstab
sed -i "s#^net.ipv4.ip_forward.*#net.ipv4.ip_forward=1#g"  /etc/sysctl.conf
sed -i "s#^net.bridge.bridge-nf-call-ip6tables.*#net.bridge.bridge-nf-call-ip6tables=1#g"  /etc/sysctl.conf
sed -i "s#^net.bridge.bridge-nf-call-iptables.*#net.bridge.bridge-nf-call-iptables=1#g"  /etc/sysctl.conf
echo "net.ipv4.ip_forward = 1" >> /etc/sysctl.conf
echo "net.bridge.bridge-nf-call-ip6tables = 1" >> /etc/sysctl.conf
echo "net.bridge.bridge-nf-call-iptables = 1" >> /etc/sysctl.conf
sysctl -p

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# 重启docker

不再描述

# 使用docker启动

docker run -d -v /data/docker/rancher-server/var/lib/rancher/:/var/lib/rancher/ --restart=unless-stopped --privileged --name rancher-server -p 8082:80 -p 8443:443 rancher/rancher:stable