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Today we’re going to install Ruby on Rails using RVM (the Ruby Version Manager) onto a CentOS 8 server. Let’s start by defining a few terms and definitions we will be using during the process.
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What is Discourse?
Discourse is modern forum software that can be easily installed on your Ubuntu-based Liquid Web VPS or Dedicated server to create a vibrant community-driven discussion board. Some of the more popular companies using Discourse to power their communities are New Relic, Cloudflare, and Docker.
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Ruby on Rails has of this writing released patches for a critical security vulnerability affecting nearly all versions of Rails. It is critical that your Rails applications be updated to one of the following versions:
If you have a cPanel server, make sure you have cPanel’s daily updates running. cPanel versions 22.214.171.124, 126.96.36.199, 188.8.131.52, and 184.108.40.206 include the updated versions of Rails. If you are running Rails on a core-managed server, you will need to update Rails yourself. Here’s how.
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