k8s-前置环境

系统镜像：RedHatEnterpriseLinux [RHEL] 8 Red Hat Enterprise Linux release 8.0 (Ootpa)

关闭防火墙

# 查看防火墙状态systemctl status nginx# 停止防火墙systemctl stop nginx# 开机禁止启动systemctl disable nginx

配置yum源

# 把系统镜像挂载到/media/cdrom目录mkdir -p /media/cdrommount /dev/cdrom /media/cdrom
vim /etc/yum.repos.d/rhel8.repo[BaseOS]name=BaseOSbaseurl=file:///media/cdrom/BaseOSenabled=1gpgcheck=0[AppStream]name=AppStreambaseurl=file:///media/cdrom/AppStreamenabled=1gpgcheck=0