How to setup an Apache Virtualhost as proxy


If you want to use apache to set a virtualhost and to use it as proxy, to pass one or more localhosts to internet, all you have to do is to follow few simple rules described below:

  1. create file /etc/apache2/sites-available/VIRTUALHOST_NAME.conf
  2. sudo a2ensite virtual_host_file_name
  • to disable an existing conf file sudo a2dissite virtual_host_file_name
  1. move file in /etc/apache2/sites-enabled/VIRTUALHOST_NAME.conf
  2. install ssl module sudo a2enmod ssl
  3. sudo service apache2 reload

Other commands for apache:

  • show all modules installed apache2ctl -M
  • show logs sudo systemctl status apache2.service

References

  • DESIRED_PORT: represent the port where your current local server is running (node/go/etc server)
  • URL_ADDRESS: your DNS
<VirtualHost *:80>
        #Redirect permanent / https://URL_ADDRESS
        #or
        ServerName URL_ADDRESS

        RewriteEngine on
        RewriteCond %{HTTPS} off
        RewriteRule (.*) https://%{HTTP_HOST}%{REQUEST_URI} [R=301,L]
</VirtualHost>

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

                ServerAdmin EMAIL
                ServerName URL_ADDRESS

                ProxyPreserveHost On
                ProxyPass / http://127.0.0.1:DESIRED_PORT/
                ProxyPassReverse / http://127.0.0.1:DESIRED_PORT/

                SSLEngine on
                SSLCertificateFile /home/ubuntu/certificates/certificate.crt
                SSLCertificateKeyFile /home/ubuntu/certificates/certificate.key
                SSLCertificateChainFile /home/ubuntu/certificates/certificate.ca.crt

        </VirtualHost>
</IfModule>

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