Error from server: Get https://xx:10250/containerLogs dial tcp 10250: connect: no route to host

安装k8s教程的时候是关闭了防火墙的。但是node节点上忘记关闭防火墙了，所以访问不到。关闭防火墙就可以了

systemctl stop firewalld
systemctl disable firewalld