shell脚本批量创建删除账号

#!/bin/bash

USERS_INFO=/root/addusers.txt
USERADD=/usr/sbin/useradd
USERDEL=/usr/sbin/userdel
PASSWD=/usr/bin/passwd
CUT=/bin/cut

while read LINES
do
    USERNAME=`echo $LINES | $CUT -f1 -d' '`
    PASSWORD=`echo $LINES | $CUT -f2 -d' '`
    $USERADD $USERNAME
    if [ $? -ne 0 ]; then
        echo "$USERNAME exists, skip set;"
    else
        echo $PASSWORD | $PASSWD --stdin $USERNAME
    fi
    $USERDEL $USERNAME
    if [ $? -ne 0 ]; then
	echo "$USERNAME del fail;"
    else
	echo "$USERNAME del success;"
    fi
done < $USERS_INFO

addusers.txt内容

username001 password001

username002 password002

username003 password003

username004 password004