[root@xuxing ~]#yum -y install expect
[root@xuxing ~]# cat 123
#!/bin/expect
spawn ssh [email protected]
expect "password:"
send "cisco\r"
interact
[root@xuxing ~]# chmod 777 123
[root@xuxing ~]#
[root@xuxing ~]#
[root@xuxing ~]# ./123
spawn ssh [email protected]
[email protected]'s password:
Last login: Fri Nov 20 04:53:03 2020 from 10.140.0.42
[root@nso ~]#
[root@nso ~]#
四个命令的解释 #
send：用于向进程发送字符串
expect：从进程接收字符串
spawn：启动新的进程
interact：允许用户交互，如果没有该命令会直接终端 session，返回之前的终端