Install modules
yum install -y mod_ssl mod_rewrite
Enable modules
a2enmod rewrite a2enmod ssl
Method 1
using rewrite module
<VirtualHost *:80>
ServerName www.yourdomain.com
RewriteEngine On
RewriteCond %{HTTPS} !=on
RewriteRule ^/?(.*) https://%{SERVER_NAME}/$1 [R,L]
</VirtualHost>Method 2
using redirect method
<VirtualHost *:80> ServerName www.yourdomain.com Redirect permanent / https://www.yourdomain.com/ </VirtualHost>