rancher 部署k8s

yum install -y yum-utils   device-mapper-persistent-data   lvm2
curl -o /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
yum-config-manager     --add-repo     https://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

yum list docker-ce --showduplicates | sort -r
 yum install -y docker-ce-19.03.9-3.el7

 

$ sudo yum install docker-ce-<VERSION_STRING> docker-ce-cli-<VERSION_STRING> containerd.io

 

$ sudo systemctl start docker

通过运行 hello-world 镜像来验证是否正确安装了 Docker Engine-Community 。

$ sudo docker run hello-world

 mkdir -p /etc/docker
[root@rancher ~]# cat /etc/docker/daemon.json
{
 "registry-mirrors": ["https://v16stybc.mirror.aliyuncs.com"],
 "exec-opts": ["native.cgroupdriver=systemd"]
}


[root@rancher ~]# cat /etc/hosts
127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4
::1         localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168.30.109   rancher
192.168.30.117   master01
192.168.30.118   node01
192.168.30.119   node02
192.168.30.120   node03

 

timedatectl set-timezone Asia/Shanghai
ntpdate ntp1.aliyun.com

关闭交换分区

sed -i.bak '/swap/s/^/#/' /etc/fstab

swapoff -a

docker pull rancher/rancher:v2.5.2-linux-amd64
docker images
 mkdir -p /mnt/rancher_data
docker run -d --privileged -p 80:80 -p 443:443 -v /mnt/rancher_data:/var/lib/rancher --restart=always --name rancher-v2.5.2 rancher/rancher:v2.5.2-linux-amd64  

docker ps

登入 rancher  https://192.168.30.109/dashboard/auth/login