#!/bin/bash 
set -e

#Tratamento do user/group
PASSWD_FILE=/etc/passwd;
GROUP_FILE=/etc/group;
USER_PASSWD_FILE=/usr/local/etc/passwd.web;
USER_GROUP_FILE=/usr/local/etc/group.web;

# Se nao existir os arquivos de passwd/group do usuario, nao faz nada
if [[ ! -f $USER_PASSWD_FILE || ! -f $USER_GROUP_FILE ]]; then
	exit 0;
fi

if ! diff -q $USER_GROUP_FILE $GROUP_FILE; then
	cat $USER_GROUP_FILE > $GROUP_FILE;
fi

if ! diff -q $USER_PASSWD_FILE $PASSWD_FILE; then
	cat $USER_PASSWD_FILE > $PASSWD_FILE;
fi

chmod 444 $GROUP_FILE;
chmod 444 $PASSWD_FILE;