Database Guardian pro

Proves your backups actually restore. Monitors your database

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April 24, 2026 Why your backup script is lying to you

Wrote a more complete breakdown of why I built this and how the Docker verification actually works:

https://dev.to/operadev/how-i-built-a-tool-that-actually-proves-your-backups-work-before-you-need-them-4nol

The short version: most backup scripts tell you the dump file exists. That's not the same as knowing it restores. This tool proves the difference.

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April 23, 2026 How I evolved my DB Monitor into an "Assurance System" using Docker Sandboxes (Update)

Hey everyone,

A few weeks ago I posted about my project, Database Guardian. After some intense feedback about the "Schrödinger’s Backup" problem (not knowing if a backup is valid until it's too late), I decided to go back to the drawing board.

Today I’ve officially launched the Pro Version with a "Sentinel" architecture:

  • Automatic Sandboxing: It now spins up an ephemeral Docker container for every backup to perform a real-world restore test.

  • Anti-Bit Rot: Added monthly sampling for legacy archives.

  • Visual Mastery: Rebuilt the CLI output for better clarity (check the screenshot below).

It’s been a wild ride of refactoring with AsyncIO, but the peace of mind of knowing the data is safe is worth it.

Check the live audit trail here: [Link a tu Gumroad]

Would love to hear how you guys handle backup verification. Do you trust the file size or do you actually perform test restores? 🍷🌹

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April 16, 2026 Because your database shouldn't suffer in silence.

The stage is set. The baton is raised.

In the grand symphony of software, a silent database is a tragedy. We’ve all been there: waking up to a broken service, only to realize the database crashed hours ago—and nobody told you.

I was tired of heavy, overpriced monitoring tools that felt like a chaotic noise instead of a harmonized orchestra. So, I decided to build my own sentinel.

Introducing Database Guardian Pro.

A lightweight, Docker-native sentinel designed for one thing: absolute stability. It monitors your MySQL stack and sends instant Discord alerts the moment a dissonance occurs. No bloat, no complex setups—just peace of mind.

Why join the audience?

  • 🛡️ Instant Sentinel: Real-time monitoring for your MySQL services.

  • 📢 Discord Integration: Get notified exactly where your team works.

  • 🐳 Docker-Ready: Deploy in seconds with docker-compose.

  • 🏛️ Solo Performance: Crafted with care, clean code, and zero distractions.

I built this project on my own to solve a personal frustration, and today, I’m opening the doors of the theater to all of you.

The curtain is rising. Orchestrate your stability today.

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I’ve spent too many nights wondering if my databases were performing their roles correctly, only to find out they had crashed in total silence. I was tired of heavy, overpriced monitoring tools that felt like a chaotic c