Create apache virtual host on Ubuntu and create entry in hosts file

create-vhosts.sh

#! /bin/sh
if [ "$(id -u)" -ne "0" ] ; then
    echo "This script must be run as root"
else
    if [ -z "$2" ] ; then
        echo Usage ./create-vhost.sh [full path to site root directory] [url of vhost without http://]
        exit 1;
    else

        DIRECTORY=$1;
        DOMAINNAME=$2;
        # Create directory
        mkdir -p $DIRECTORY
        # Set permissions
        chmod 0755 $DIRECTORY -R
        chown www-data:www-data $DIRECTORY -R
        # Create vhosts file
        echo "NameVirtualHost *
    <VirtualHost *>
        ServerName $DOMAINNAME
        DocumentRoot $DIRECTORY
    </VirtualHost>" > /etc/apache2/sites-available/$DOMAINNAME
        # Enable site
        a2ensite $DOMAINNAME
        # Restart apache
        apache2ctl restart
        # Add to hosts file
        echo "# $DOMAINNAME" >> /etc/hosts
        echo "127.0.0.1 $DOMAINNAME" >> /etc/hosts
    fi  
fi