使用sshpass同时更新一台ubuntu和一台CentOS教程
1.在ubuntu上安装sshpass
sudo apt install sshpass
2.分别在两台的root路径下放上升级脚本:
cent:/root/upgrade.sh
#!/bin/bash
yum -y update
ubuntu:/root/upgrade.sh
#!/bin/bash
apt -y update
apt -y upgrade
apt autoclean
apt autoremove
3.当前用户目录下创建remoteIP.cfg 写下两台主机的IP
4.当前用户目录下创建uniupgrade.sh
#!/bin/bash
password=214748--hw
user=root
for ip in $(cat /home/alfred/remoteIP.cfg)
do
sshpass -p $password ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null $user@$ip './upgrade.sh > upgrade.log 2>&1'
done
5.执行sudo ./uniuprade.sh