expect

环境:CentOS7

1.yum安装expect命令

#1.yum安装expect命令(也顺便会安装tcl命令,无需单独安装)
yum install expect -y 即可

2.编写shell脚本

#!/usr/bin/expect
set ip 192.168.0.105
set pass admin
set timeout 30
spawn ssh root@$ip
expect {
        "(yes/no)" {send "yes\r"; exp_continue}
        "password:" {send "$pass\r"}
}
expect "root@*"  {send "df -h\r"}
expect "root@*"  {send "exit\r"}
expect eof

3.执行

#3.执行(不要使用sh test.sh方式)
chmod +x test.sh
./test.sh

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