linuxexpect批量修改主机密码

Z时代
2024-01-10
分类：综合

ip.txt

192.168.0.105123455

192.168.0.106123456

192.168.0.107123457

192.168.0.108123458

passwd.sh

#!/bin/bash
for ip in `awk"{print $1}" ip.txt`
do
  pass=`grep $ip ip.txt |awk"{print $2}"`
echo $ip $pass
  expect action.exp $ip $pass
done

action.exp

#!/bin/expect
set ip [lindex $argv 0]
set passwd [lindex $argv 1]
set timeout 30
spawn ssh root@$ip
expect {
"yes/no" {send "yes";exp_continue}
"password" {send "$passwd"}
}
expect "#"
send "echo 408950 |passwd --stdin root"
send "exit"
expect eof

使用

[root@localhost ~]# shpasswd.sh
192.168.0.105123456
spawn ssh root@192.168.0.105
root@192.168.0.105"s password:
Last login: Tue Jul  722:37:382020 from 192.168.0.104
[root@localhost ~]# echo123456 |passwd --stdin root
Changing password for user root.
passwd: all authentication tokens updated successfully.
[root@localhost ~]# exit
logout
Connection to 192.168.0.105 closed.