shell批量添加用户

#!/bin/bash

read -t 30 -p "please input user name:" name

read -t 30 -p "please input user number:" num

read -s -t 30 -p "please input user password:" pass

echo -e "\n"

if [ ! -z "$name" -a ! -z "$num" -a ! -z "$pass" ]

    then

          y=$(echo "$num" | sed -e  's#^[0-9]##g ; s#[0-9]*$##g' )

      if [ -z "$y" ]

          then

              for (( i=1;i<=$num;i=i+1))

                 do

                    useradd "$name$i" &> /dev/null

                    echo "$pass" | passwd --stdin "$name$i" &> /dev/null

                 done

     else

         echo "你输入的是: $num"

         echo "你输入的不是纯数字 例：{111|222|333}"

     fi

fi

来源：oschina

链接：https://my.oschina.net/u/4285472/blog/4344554