Linux批量添加删除用户

. /etc/init.d/functions #调用系统库
> /root/shell/user.txt #清空文件
>/root/shell/false_user.txt
for n in $(seq -w 10) #10个用户名产生
do
passwd=`echo $(date +%t%N) $RANDOM |md5sum|cut -c 3-10` #随机产生密码并截取8个
useradd zxc-$n >&/dev/null && user_status=$?
#添加用户
echo "$passwd"|passwd --stdin zxc-$n >&/dev/null && pass_status=$?
#判断是否执行成功，分别写入TXT文件中
if [ $user_status -eq 0 -a $pass_status -eq 0 ]
then
action "useradd zxc-$n" /bin/true
#调用系统库的方法
echo -e "user:\t zxc-$n passwd: \t $passwd ">>/root/shell/user.txt
else
action "useradd zxc-$n" /bin/false
echo -e "user:\t zxc-$n passwd: \t $passwd ">>/root/shell/false_user.txt
fi

done

#!/bin/bash
. /etc/init.d/functions
for n in $(seq -w 10)
do
#echo zxc-$n
userdel  zxc-$n && del_stastus=$?
if [ $del_stastus -eq 0 ]
then
action "userdel zxc-$n" /bin/true
else
action "userdel zxc-$n" /bin/false
fi
done

#!/bin/bash
. /etc/init.d/functions
> /root/shell/user.txt
>/root/shell/false_user.txt
RE=0
case "$1" in
add)
for n in $(seq -w 10)
do
passwd=`echo $(date +%t%N) $RANDOM |md5sum|cut -c 3-10`
useradd zxc-$n >&/dev/null && user_status=$?

echo "$passwd"|passwd --stdin zxc-$n >&/dev/null && pass_status=$?

if [ $user_status -eq 0 -a $pass_status -eq 0 ]
then
action "useradd zxc-$n" /bin/true
echo -e "user:\t zxc-$n passwd: \t $passwd ">>/root/shell/user.txt
else
action "useradd zxc-$n" /bin/false
echo -e "user:\t zxc-$n passwd: \t $passwd ">>/root/shell/false_user.txt
fi

done
;;
del)
for n in $(seq -w 10)
do
#echo zxc-$n
userdel  zxc-$n && del_stastus=$?
if [ $del_stastus -eq 0 ]
then
action "userdel zxc-$n" /bin/true
else
action "userdel zxc-$n" /bin/false
fi
done
;;
*)
echo "Usage:$0 {add|del}"
exit
;;
esac
exit $RE