shell实现自动登录服务器

yum install expect*

自动登录脚本如下：

#! /usr/bin/expect -f

set timeout 3

spawn ssh -p 22 root@111.111.111.111

expect {

"*yes/no" {send "yes\r";exp_continue}

}

expect "*password:"

send "123456789@#\r"

expect "root@*" {send "ls /opt\r"}

expect "root@*" {send "exit\r"}

interact