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\r";exp_continue }
"password" { send "666666\n" } }
expect eof
EOF
done
原文：https://www.cnblogs.com/zc1741845455/p/10385145.html