#!/usr/bin/env bash # 需要在所有的节点执行 hostnamectl set-hostname service- sed -i "/search/ a nameserver 223.5.5.5" /etc/resolv.conf echo "AllowTcpForwarding yes" >> /etc/ssh/sshd_config systemctl restart sshd cat >> /etc/hosts << EOF 134.80.124.6 master-1 134.80.124.7 master-2 134.80.124.8 master-3 134.80.124.9 worker-1 134.80.124.10 worker-2 134.80.124.11 worker-3 134.80.124.12 worker-4 134.80.124.13 worker-5 134.80.124.14 worker-6 134.80.124.15 service-1 134.80.124.16 service-2 134.80.124.17 service-3 134.80.124.18 service-4 134.80.124.19 database-1 134.80.124.20 database-2 134.80.124.21 nfs-1 134.80.124.22 nfs-2 EOF ping worker-1 yum clean all && yum makecache Pa_r8m#Ij0Io(b