This is a sample file for an Apache HTTP server running on the same machine together a Docker Server and a few web applications.

docker_virtualhosts.conf

NameVirtualHost *:80

<VirtualHost *:80>
    ServerName jenkins.gif-concretemobile.net
    ProxyRequests Off
    ProxyPass / http://127.0.0.1:8080/
    ProxyPassReverse / http://127.0.0.1:8080/
    <Location />
        Order allow,deny
        Allow from all
    </Location>
</VirtualHost>

<VirtualHost *:80>
    ServerName kanboard.gif-concretemobile.net
    ProxyRequests Off
    ProxyPass / http://127.0.0.1:8081/
    ProxyPassReverse / http://127.0.0.1:8081/
    <Location />
        Order allow,deny
        Allow from all
    </Location>
</VirtualHost>

<VirtualHost *:80>
    ServerName nexus.gif-concretemobile.net
    ProxyRequests Off
    ProxyPass / http://127.0.0.1:8082/
    ProxyPassReverse / http://127.0.0.1:8082/
    <Location />
        Order allow,deny
        Allow from all
    </Location>
</VirtualHost>

<VirtualHost *:80>
    ServerName mobrelease.gif-concretemobile.net
    RewriteEngine On
    RewriteCond %{HTTP_HOST} mobrelease.gif-concretemobile.net
    RewriteCond %{REQUEST_URI} ^/$
    RewriteRule .* /mobrelease/admin [R]
    ProxyRequests Off
    ProxyPass / http://127.0.0.1:7080/
    ProxyPassReverse / http://127.0.0.1:7080/
    <Location />
        Order allow,deny
        Allow from all
    </Location>
</VirtualHost>

<VirtualHost *:80>
    ServerName gitlab.gif-concretemobile.net
    ProxyRequests Off
    ProxyPass / http://127.0.0.1:9080/
    ProxyPassReverse / http://127.0.0.1:9080/
    <Location />
        Order allow,deny
        Allow from all
    </Location>
</VirtualHost>