path: root/apache2/sites-available/php.example.com.conf

<VirtualHost *:80>
    ServerName php.example.com
    ServerAdmin webmaster@example.com
    DocumentRoot /var/www-php-app/foo

    <Location />
        DirectoryIndex index.php
        SetHandler uwsgi-handler
        uWSGISocket /run/uwsgi/app/local-php-app/socket
        uWSGImodifier1 9
    </Location>

    ErrorLog ${APACHE_LOG_DIR}/www.example.com-error.log
    CustomLog ${APACHE_LOG_DIR}/www.example.com-access.log combined
</VirtualHost>
<VirtualHost *:80>
    ServerName www.php.example.com
    ServerAlias *.php.example.com

    RedirectMatch permanent .* http://php.example.com/

    CustomLog ${APACHE_LOG_DIR}/redirect.log vhost_combined
</VirtualHost>