利用expect交互批量修改普通用户过期密码

因为公司接了一个密码托管的活，有10000多台机器，系统有 openSUSE，SUSE，Ubuntu，centos，Oracle-Linux，

而且什么版本都有，不给root权限，密码已经过期很多,先用expect的方式把过期密码修改完成，在进行托管

#!/bin/bash

#Author:shsnc-****

#Time:2021-5-11

#Name:for_user.sh

#Version:V1.3

#Description:This is a password check  script.

>passwd.info

>passwd.error

old_passwd=$1

new_passwd=$2

user=gziaas

# 定义并发

thread=10

fifofile="/tmp/$$.fifo"

mkfifo $fifofile

exec 8<>${fifofile}

rm -f ${fifofile}

for pid in `seq ${thread}`

do

    echo >&8

done

# 定义修改函数

function change_passwd_ssh(){

 /usr/bin/expect << EOF

       set timeout 20

       spawn /usr/bin/ssh ${user}@$ip

       expect {

           "(yes/no)?" {send "yes\r";exp_continue}

           "*assword:" {send "${old_passwd}\r";}

       }

       expect {

            "(current) UNIX password:" {send "${old_passwd}\r";}

            "Old Password:" {send "${old_passwd}\r";}

       }

       expect {

              "New *assword:" {send "${new_passwd}\r";}

              "Retype new password:" {send "$new_passwd\r";}

       }

       expect {

              "Retype new password:" {send "$new_passwd\r";}

       }

       expect {

              "Reenter New Password:" {send "$new_passwd\r";}

              "Retype new password:" {send "$new_passwd\r";}

       }

      send "exit\r"

      expect eof

EOF

}

# 脚本主体

for ip in `cat ip_list.txt`

do

    read -u 8

    {

       change_passwd_ssh $1 $2    1>>./passwd.info 2>>./passwd.error

       if [ $? -eq 0 ];then

           echo "${ip}" >>./successful.ip

       else

           echo "${ip}" >>./fail.ip

       fi

       echo >&8

    }&

done

wait

exec 8>&-

利用expect交互批量修改普通用户过期密码的相关教程结束。