写一个脚本把某个脚本或文件同时执行多台机器

首先安装好expoect，yum -y install expect

#!/bin/bash

for i in 192.168.30.{22..23}

do

/usr/bin/expect <<-EOF

spawn scp /root/99.sh root@$i:/root

expect

         {

          “yes/no" { send "yes ";exp_continue }

          "password" { send "666666 " } }

expect eof

EOF

done