批量建立用户

#!/bin/bash
. /etc/rc.d/init.d/functions
for i in `seq -w 10`
do
	user=user$i
	password=`echo $RANDOM | md5sum | cut -c 1-10`
	useradd $user  &> /dev/null
	grep $user /etc/passwd  &> /dev/null
	if [ $? -ne 0 ];then
		echo $password | passwd --stdin $user 
		action  "add $user" /bin/true
		echo "$user;$password" >> /tmp/passwd
	else
		action "add $user" /bin/false
	fi
done