先设置主机名
hostnamectl set-hostname k8s-1
修改/etc/hosts文件
cat /etc/hosts127.0.0.1 ??localhost localhost.localdomain localhost4 localhost4.localdomain4::1 ????????localhost localhost.localdomain localhost6 localhost6.localdomain6192.168.0.105 ???k8s-1192.168.0.106 ???k8s-2192.168.0.107 ???k8s-3
修改网络配置成静态ip,然后
service network restart
安装docker
yum install docker
验证docker version
[root@k8s-master1 ~]# service docker startRedirecting to /bin/systemctl start ?docker.service[root@k8s-master1 ~]# docker versionClient: Version: ????????1.12.6 API version: ????1.24 Package version: docker-1.12.6-61.git85d7426.el7.centos.x86_64 Go version: ?????go1.8.3 Git commit: ?????85d7426/1.12.6 Built: ??????????Tue Oct 24 15:40:21 2017 OS/Arch: ????????linux/amd64Server: Version: ????????1.12.6 API version: ????1.24 Package version: docker-1.12.6-61.git85d7426.el7.centos.x86_64 Go version: ?????go1.8.3 Git commit: ?????85d7426/1.12.6 Built: ??????????Tue Oct 24 15:40:21 2017 OS/Arch: ????????linux/amd64
开机启动
[root@k8s-master1 ~]# systemctl enable dockerCreated symlink from /etc/systemd/system/multi-user.target.wants/docker.service to /usr/lib/systemd/system/docker.service.[root@k8s-master1 ~]# systemctl start docker
Kubeadm安装Kubernetes集群环境
原文地址：http://www.cnblogs.com/ericnie/p/7749588.html