1. 사용자 추가 script
# vi adduser <- chmod 700 adduser
#!/bin/bash
# Script to add a user to Linux system
clear
if [ $(id -u) -eq 0 ]; then
echo ====================================
echo " UserAdd Process "
echo ====================================
read -p "Enter username : " username
read -s -p "Enter password : " password
egrep "^$username" /etc/passwd >/dev/null
if [ $? -eq 0 ]; then
echo "$username exists!"
exit 1
else
pass=$(perl -e 'print crypt($ARGV[0], "password")' $password)
useradd -m -p $pass $username -s /sbin/nologin
[ $? -eq 0 ] && echo "User has been added to system!" || echo "Failed to add a user!"
fi
else
echo "Only root may add a user to the system"
exit 2
fi
2. 사용자 삭제 script
# vi deluser <- chmod 700 deluser
#/bin/bash
read -p "Enter a User name to delete :" username
grep $username /etc/passwd >/dev/null
[ "$username" == "root" ] && exit 1 || :
if [ $? -eq 0 ]; then
deluser $username
echo "User $username has been deleted"
else
echo "User $username not found"
fi
덧글