Basic Apache2 + Passenger Config

apache2-passenger-config

# SSL config file at /etc/apache2/sites-available/default-ssl.config
# After saving the config file, remember to enable the virtual host and restart apache
    # sudo a2ensite default-ssl
    # sudo service apache2 reload

<IfModule mod_ssl.c>
        <VirtualHost _default_:443>

                ServerAdmin email@your_domain.com
                ServerName your_domain.com # localhost:3000, etc., if using SSL in development
                ServerAlias www.your_domain.com # optional
                RailsEnv your_environment # production, staging, etc.
                PassengerRuby /path/to/ruby # e.g. /usr/local/bin/ruby
                DocumentRoot /path/to/your_app/public # must direct to the 'public' directory
                    # Examples:
                      # In production: /var/www/your_app/current/public
                      # In development using Vagrant box: /vagrant/your_app/public
                    
                SSLEngine on
                SSLCertificateFile /path/to/your_cert.crt # e.g. /etc/apache2/ssl/your_cert.crt
                SSLCertificateKeyFile /path/to/your_key.key # e.g. /etc/apache2/ssl/server.key
              
                # If using a trusted authority that provides a chain file, then add SSLCertificateChainFile
                # Comment out if using openssl, as there will not be a chain file
                SSLCertificateChainFile /path/to/your_chain_file.crt # e.g. /etc/apache2/ssl/bundle.crt

        </VirtualHost>
</IfModule>