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Deploy Ruby on Rails on a VPS
TL;DR
Deploying Ruby on Rails on a VPS involves integrating multiple components like a Ruby runtime, database, and reverse proxy. This guide details the setup process, emphasizing the importance of managing interactions between these components to avoid common pitfalls.
✦ Why It Matters
Create a non-root deploy user and secure your SSH access today to enhance your server's security.
Key Takeaways
- Start with a fresh Ubuntu 24.04 image for optimal support.
- Always create a non-root user for application deployment.
- Secure SSH by disabling password authentication and root login.
- Understand the interactions between components to prevent failures.
Full Summary
Deploying a Ruby on Rails application on a Virtual Private Server (VPS) requires more than just running a rails server; it involves configuring an entire stack that includes an operating system, Ruby runtime, PostgreSQL database, and more. The guide recommends starting with a fresh Ubuntu 24.04 image for its extensive package support and Rails documentation.
Key steps include creating a non-root deploy user, securing SSH access, and configuring essential services like Nginx for reverse proxying and Puma as the application server. The author highlights that the real challenges arise from the interactions between these components, which can lead to subtle failures.
By following the outlined commands and understanding the trade-offs, developers can effectively manage their Rails deployment.