Where Does My Car Data Go? Self-Hosting TeslaMate on NAS with Docker & Grafana
Instead of trusting third-party cloud apps with Tesla credentials and live locations, here is how I reclaimed my data sovereignty by self-hosting Elixir-based TeslaMate on my home NAS with 8,700km of real-world telemetry.
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This article reflects personal experiences and opinions as of the date of publication.
Table of Contents
- A Computer on Wheels: Endless Telemetry Streams
- 1. Why TeslaMate Among All Open-Source Loggers?
- 2. Practical Deployment on Home NAS with Docker Compose
- Step 1. Drafting docker-compose.yml
- Step 2. Firing Up the Stack
- 3. Essential Operational & Security Checklist
- 1) Secure Tesla Token Generation & Storage
- 2) Never Port-Forward Ports to the Public Internet
- 3) Respecting Vehicle Sleep to Eliminate Vampire Drain
- 4. Peeking at Real-World Telemetry: 8,700km on Model Y
- 1) Drives Dashboard (Wh/km & Elevation Correlation)
- 2) Charges Dashboard (Tapering Curves & Efficiency Loss)
- 3) Battery Health (Degradation Tracking)
- 5. Epilogue: The Joy of Debugging Everyday Life
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