Add many users in a Debian system v0.2

Sun, 13 Jan 2008 17:25:42 GMT
Create many users in a Debian system using a text file as argument


#!/bin/bash



#******************************************************************************#

# AddManyUsers-deb.sh - Create many users in a Debian system using a text file #

# 			as argument					       #

#   Copyright (C) 2008 - written by flynets - autisticiorg>   # 

#   AddManyUsers-deb is free software: you can redistribute it and/or modify   #

#   it under the terms of the GNU General Public License as published by       #

#   the Free Software Foundation, either version 3 of the License, or          #

#   any later version.							       #

#									       #

#   AddManyUsers-deb is distributed in the hope that it will be useful,	       #

#   but WITHOUT ANY WARRANTY; without even the implied warranty of             #

#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	       #

#   GNU General Public License for more details.			       #

#									       #

#   You should have received a copy of the GNU General Public License	       #

#   along with this program.  If not, see .      #

#******************************************************************************#



# Checks if you have the right privileges

if [ "$USER" = "root" ]

then



# CHANGE THIS PARAMETERS FOR A PARTICULAR USE

PERS_HOME="/home/"

PERS_SH="/bin/bash"



   # Checks if there is an argument

   [ $# -eq 0 ] && { echo >&2 ERROR: You may enter as an argument a text file containing users, one per line. ; exit 1; }

   # checks if there a regular file

   [ -f "$1" ] || { echo >&2 ERROR: The input file does not exists. ; exit 1; }

   TMPIN=$(mktemp)

   # Remove blank lines and delete duplicates 

   sed '/^$/d' "$1"| sort -g | uniq > "$TMPIN"

   

   NOW=$(date +"%Y-%m-%d-%X")

   LOGFILE="AMU-log-$NOW.log"

   

   for user in $(more "$TMPIN"); do

      # Checks if the user already exists.

      cut -d: -f1 /etc/passwd | grep "$user" > /dev/null

      OUT=$?

      if [ $OUT -eq 0 ];then

   	 echo >&2 "ERROR: User account: \"$user\" already exists."

	 echo >&2 "ERROR: User account: \"$user\" already exists." >> "$LOGFILE"

      else

	 # Create a new user

         /usr/sbin/useradd -d "$PERS_HOME""$user" -s "$PERS_SH" -m "$user"

	 # gpw must be installed on debian system

	 pass=$(gpw 1 8)

         echo $user:$pass | chpasswd

	 # save user and password in a file

	 echo -e $user"\t"$pass >> "$LOGFILE"

	 echo "The user \"$user\" has been created and has the password: $pass"

      fi

   done

   rm -f "$TMPIN"

   exit 0

else

   echo >&2 "ERROR: You must be a root user to execute this script."

   exit 1

fi
DZone Snippets: debian code

Add many users in a Debian system v0.2
