Buzz Relay on Oracle Cloud Always Free

Personal Buzz Nostr relay deployed on Oracle Cloud Always Free (ARM64) behind Cloudflare Tunnel.

Relay URL: wss://buzz.YOUR-DOMAIN.com (set during deployment)

Architecture

My Mac ←→ Cloudflare (DNS + TLS + Tunnel) ←→ Oracle ARM64 VM (Docker)

• Buzz relay + PostgreSQL 17 + Redis 7 + MinIO in Docker Compose
• Cloudflare Tunnel for secure ingress (no public origin ports)
• Always Free: 2 OCPU Ampere A1, 12 GB RAM, 50 GB boot volume

Quick Reference

Action	Command (run on VM)
Status	cd /opt/buzz/deploy/compose && docker compose ps
Logs	cd /opt/buzz/deploy/compose && docker compose logs --tail=100 relay
Health	/opt/buzz-infrastructure/scripts/health-check.sh
Diagnostics	/opt/buzz-infrastructure/scripts/diagnostics.sh
Backup	/opt/buzz-infrastructure/scripts/backup.sh full
Restore test	/opt/buzz-infrastructure/scripts/restore.sh <backup.enc>
Update	/opt/buzz-infrastructure/scripts/update.sh <new-image>
Start stack	cd /opt/buzz/deploy/compose && ./run.sh start
Stop stack	cd /opt/buzz/deploy/compose && ./run.sh stop
Add member	cd /opt/buzz/deploy/compose && ./run.sh add-member <npub>
List members	cd /opt/buzz/deploy/compose && ./run.sh list-members

Directory Layout

buzz-infrastructure/
├── README.md              # This file
├── docs/
│   ├── oracle-console-walkthrough.md
│   ├── cloudflare-tunnel-walkthrough.md
│   ├── operations.md
│   ├── backup-and-restore.md
│   ├── disaster-recovery.md
│   ├── security.md
│   └── cost-controls.md
├── scripts/
│   ├── health-check.sh
│   ├── backup.sh
│   ├── restore.sh
│   ├── update.sh
│   └── diagnostics.sh
├── config/
│   ├── env.example
│   └── cloudflared-config.example.yml
├── systemd/
│   └── (if needed)
└── .gitignore

Deployment Summary

See docs/ for detailed walkthroughs of each phase.