expect登录ssh

1、安装expect
yum install expect
2、使用

#!/usr/bin/expect
set password [lindex $argv 0]
# set password 的意思是获取第一个参数给 password
spawn ssh root@192.168.60.187 "ifconfig"


expect {


    "(yes/no)?" {


        send "yes\n"


        expect "assword:"


        send "$pasword\n"


    }


        "assword:" {


        send "$password\n"


    }


 }


 expect "#"

运行： 例如脚本名字为 t.ext
./t.ext 123456