vim  ~/login.exp

#!/usr/bin/expect

if {$argc < 2} {
    #do something
    send_user "usage: $argv0 < <remote_host> <passwd>"
    exit
}

set timeout 3
set remote_host [lindex $argv 0]
set passwd [lindex $argv 1]

# 远程登录

spawn ssh kylin@${remote_host}

#yes/no

expect "*yes/no*"  {send "yes\r"}

#输入密码

expect "*assword:" {send "${passwd}\r"}

#切换root

expect "*$*" {send "sudo -i\r"}

#输入密码

expect "*assword for kylin:" {send "${passwd}\r"}

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

expect "*root@*" {send "cd /home/kylin\r"}

expect "*/home/kylin#" {send "kubectl get ns\r"}

expect "*/home/kylin#" {send "ls\r"}

interact

#expect eof

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