Basic Apache Virtualhost

Apache 2.4

<VirtualHost *:80>
    ServerName www.example.com
    ServerAlias example.com

    DocumentRoot /var/www/www.example.com/docroot
    <Directory /var/www/www.example.com/docroot>
        Options Indexes FollowSymLinks
        AllowOverride All
        Require all granted
    </Directory>

    CustomLog /var/log/apache2/www.example.com_access.log combined
    ErrorLog /var/log/apache2/www.example.com_error.log

    # Force redirect to www.example.com
    RewriteEngine on
    RewriteCond %{HTTP_HOST} !^www\.example\.com$ [NC]
    RewriteRule ^ http://www.example.com%{REQUEST_URI} [L,R=301]

    SetEnvIf X-Forwarded-Proto "^https$" HTTPS=on
</VirtualHost>

## Uncomment/configure the following VirtualHost for SSL
#<VirtualHost *:443>
#    ServerName www.example.com
#
#    SSLEngine on
#    SSLCertificateFile /etc/ssl/certs/www.example.com.pem
#    SSLCertificateKeyFile /etc/ssl/private/www.example.com.key
#
#    ProxyRequests Off
#    ProxyPreserveHost On
#    ProxyPass / http://localhost/
#    ProxyPassReverse / http://localhost/
#
#    RequestHeader set X-Forwarded-Proto "https"
#
#    Header add Strict-Transport-Security "max-age=15552000"
#</VirtualHost>

Apache 2.2

<VirtualHost *:80>
    ServerName www.example.com
    ServerAlias example.com

    DocumentRoot /var/www/www.example.com/docroot
    <Directory /var/www/www.example.com/docroot>
        Options Indexes FollowSymLinks
        AllowOverride All
        Order allow,deny
        Allow from all
    </Directory>

    CustomLog /var/log/apache2/www.example.com_access.log combined
    ErrorLog /var/log/apache2/www.example.com_error.log

    # Force redirect to www.example.com
    RewriteEngine on
    RewriteCond %{HTTP_HOST} !^www\.example\.com$ [NC]
    RewriteRule ^ http://www.example.com%{REQUEST_URI} [L,R=301]

    SetEnvIf X-Forwarded-Proto "^https$" HTTPS=on
</VirtualHost>

## Uncomment/configure the following VirtualHost for SSL
#<VirtualHost *:443>
#    ServerName www.example.com
#
#    SSLEngine on
#    SSLCertificateFile /etc/ssl/certs/www.example.com.pem
#    SSLCertificateKeyFile /etc/ssl/private/www.example.com.key
#
#    ProxyRequests Off
#    ProxyPreserveHost On
#    ProxyPass / http://localhost/
#    ProxyPassReverse / http://localhost/
#
#    RequestHeader set X-Forwarded-Proto "https"
#</VirtualHost>