linux中批量添加用户

linux中批量添加用户

#!/bin/bash

addgroup_fun()

{

     local Group_id=$1 Group_name=$2

         if  ! groupadd -g Group_id  Group_name >/dev/null

          echo "Add group fail $Group_name"

         fi

         return 0

}

adduser_fun()

{

  local User_id=$1 Group_id=$2 Home_dir=$3 User_name=$4

  if ! useradd  -u  $User_id   -g   $Group_id   -d   $Home_dir   $User_name >/dev/null

     echo "Add user fail $User_name"

   fi

     return 0

}

create_home_dir_fun()

{

   local Home_dir=$1

 if [ ! -d  $Home_dir ]; then

      mkdir -p  $( dirname $Home_dir ) >/dev/null 2>&1

 fi

     return 0

}

while read line

do

    for i in username groupname uid gid homedir passwd

     do

               n=1

               eval ${i}=$(  echo $line | cut -d, -f$n   )

               eval echo -n $i "=" \$$i

               n=$((  $n+1 ))

     done

addgroup_fun $gid  $groupname && create_home_dir_fun $homedir && adduser_fun $uid $gid $homedir $username && echo $passwd | passwd --stdin $username 

     done <./userlist.list