SH to add apache domain to dynamic virtual hosts

add_apache_domain.sh

#!/bin/bash

run()
{
echo "Adding new apache domain"

if [ "$(id -u)" != "0" ]; then
	echo "Sorry, but this script should be executed by root only. Try: sudo ./add_apache_domain.sh"
	return
fi

echo "Please enter domain name you want to add:"
read domain_name
domain_name="${domain_name/www./}"
domain_name="${domain_name/http:\/\//}"
domain_name="${domain_name//\//}"
domain_name="${domain_name,,}" #lowercase

if [ -z "$domain_name" ]; then
	echo "No domain? Why? Ok, cya..."
	return
else
	echo "So the domain name is: $domain_name Good choice!"
	arr=(${domain_name//./ })
	username="${arr[0]}"
	if [ -z "$username" ]; then
		echo "Can not get username from it"
		return
	fi
	if getent passwd $username > /dev/null 2>&1; then
		echo "Sad. But user $username already exists. I'm too stupid script to do anything about it."
		echo "Try to add apache domain yourself please"
		return
	fi
	echo "And the username is: $username Love it!"
fi

echo "And the password is:"
read password

while [ "${#password}" -lt 6 ]; do
	echo "Oh c'mon. It's too short. I know you can do better:"
	read password
done

echo "Nice!"

echo "Ok, creating new user..."

useradd $username
echo -e "$password\n$password" | passwd $username

echo "Ok, creating htdocs directory..."
mkdir /var/www/$domain_name

echo "Ok, creating symbolic link for www alias..."
ln -s /var/www/$domain_name /var/www/www.$domain_name

echo "Is it good? Will change directory ownership now..."
chown $username:www-data /var/www/www.$domain_name

echo "And will change user home folder to that new one..."
usermod -d /var/www/$domain_name $username

echo "I'm almost there. Going to restart apache now..."
service apache2 restart

echo "Ready! Ready! Ready! But can you please check it one more time?"

}

run 

add_mysql_database.sh

#!/bin/bash

run()
{
echo "Adding new mysql database and user for it"

echo "Please enter database and username you want to add:"
read db_name
db_name="${db_name,,}" #lowercase

if [ -z "$db_name" ]; then
	echo "No database name? Why? Ok, cya..."
	return
else
	echo "So the database name is: $db_name Good choice!"
fi

echo "MySQL host:"
read dbhost
echo "MySQL root user name:"
read dbuser
echo "MySQL root password:"
read dbpassword
echo "And the password for the new user is:"
read password

while [ "${#password}" -lt 6 ]; do
	echo "Oh c'mon. It's too short. I know you can do better:"
	read password
done

echo "Nice!"

echo "Ok, creating database..."
mysql --user=$dbuser --password=$dbpassword  --host=$dbhost -e "CREATE DATABASE IF NOT EXISTS $db_name;"

echo "Ok, creating user..."
mysql --user=$dbuser --password=$dbpassword  --host=$dbhost -e "CREATE USER '$db_name'@'%' IDENTIFIED BY '$password';"

echo "Ok, grunting access..."
mysql --user=$dbuser --password=$dbpassword  --host=$dbhost -e "GRANT ALL PRIVILEGES ON $db_name.* TO '$db_name'@'%';"

echo "Looks good? And now I'm going to ask db if everything is fine..."
mysql --user=$dbuser --password=$dbpassword  --host=$dbhost -e "SHOW GRANTS FOR '$db_name'@'%';"

echo "Ready! Ready! Ready! But can you please check it one more time?"

}

run 

chmod_wordpress.sh

#!/bin/bash

run()
{
echo "Running chmod on wordpress"

if [ "$(id -u)" != "0" ]; then
        echo "Sorry, but this script should be executed by root only. Try: sudo ./chmod_wordpress.sh"
        return
fi

echo "Please enter domain name you want to chmod:"
read domain_name
domain_name="${domain_name/www./}"
domain_name="${domain_name/http:\/\//}"
domain_name="${domain_name//\//}"
domain_name="${domain_name,,}" #lowercase

if [ -z "$domain_name" ]; then
        echo "No domain? Why? Ok, cya..."
        return
else
        echo "So the domain name is: $domain_name Good choice";        
        echo "So the domain name is: $domain_name Good choice!"
        arr=(${domain_name//./ })
        username="${arr[0]}"
        echo "And the username is: $username Love it! Is it good?"
fi

read good
if [ $good == "y" ]; then
        echo "Good"

else
        echo "Bye"
        return
fi

# echo "Ok, creating htdocs directory..."
# mkdir /var/www/$domain_name

echo "Is it good? Will change directory ownership now..."
chown -R $username:$username /var/www/www.$domain_name
find /var/www/$domain_name/ -type d -exec chmod 755 {} \;
find /var/www/$domain_name/ -type f -exec chmod 644 {} \;
find /var/www/$domain_name/ -name "cache" -type d -exec chmod -R 775 {} \;
find /var/www/$domain_name/ -name "uploads" -type d -exec chmod -R 775 {} \;
find /var/www/$domain_name/ -name "w3tc-config" -type d -exec chmod -R 775 {} \;
find /var/www/$domain_name/ -name "seo_params_script" -type d -exec chmod -R 775 {} \;
find /var/www/$domain_name/seo_params_script/ -type f -exec chmod 664 {} \;
find /var/www/$domain_name/wp-content/cache/ -type f -exec chmod 664 {} \;
find /var/www/$domain_name/wp-content/uploads/ -type f -exec chmod 664 {} \;
find /var/www/$domain_name/wp-content/w3tc-config/ -type f -exec chmod 664 {} \;


echo "Ready! Ready! Ready! But can you please check it one more time?"

}

run