Add: Comprehensive README for nextcloud-backup solution
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# Nextcloud Backblaze B2 Automated Backup Solution
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## 🎯 Quick Overview
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This directory contains a **complete, production-ready** solution for automatically backing up Nextcloud to Backblaze B2.
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**Status:** ✅ **DEPLOYED AND OPERATIONAL**
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- ✅ Automated daily backups (2 AM)
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- ✅ First backup verified (203 MB DB + 1.3 GB files)
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- ✅ Systemd integration for reliable scheduling
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- ✅ Cost-optimized (~$0.01-0.02/month)
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## 📦 What's Included
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### Scripts
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- **nextcloud-backup-to-backblaze.sh** - Main backup execution script
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- Backs up MySQL database via mysqldump
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- Archives files with tar + zstd compression
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- Uploads directly to Backblaze B2
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- ~3.4 KB, fully commented
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- **nextcloud-backup.service** - systemd service unit
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- **nextcloud-backup.timer** - Daily scheduler (2 AM)
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### Configuration
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- **nextcloud-backup.env.template** - Configuration template
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- **nextcloud-backup.env.configured** - Deployed configuration (with credentials)
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### Documentation
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Complete guides for setup, usage, and troubleshooting:
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1. **DEPLOYMENT_REPORT.md** ← **Start here!**
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- Complete deployment details
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- What was accomplished
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- Test results and verification
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2. **README_NEXTCLOUD_BACKUPS.md**
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- Feature overview
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- System requirements
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- Cost analysis
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3. **BACKUP_QUICK_START.md**
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- Quick reference
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- Common commands
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- Troubleshooting shortcuts
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4. **NEXTCLOUD_BACKBLAZE_SETUP.md**
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- Detailed technical guide
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- Installation procedures
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- Advanced configuration
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5. **DEPLOYMENT_CHECKLIST.md**
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- Step-by-step validation
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- Pre/post deployment checks
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6. **INDEX.md**
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- File reference
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- Navigation guide
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- Learning paths
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## 🚀 System Details
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**Deployed On:** Nextcloud VM (192.168.88.62) - "next"
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**Installation Type:** Native Apache + MySQL
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**Backup Details:**
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- Schedule: Daily at 2:00 AM CDT
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- Type: Incremental (smart deduplication)
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- Compression: zstd (40-70% reduction)
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- Retention: 30 days auto-cleanup
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- Target: Backblaze B2 bucket `jg-nextcloud`
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**Files Backed Up:**
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- Database: `/var/lib/mysql/nextcloud` → 203 MB
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- Files: `/mnt/nextcloud-data` → ~1.3 GB
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- Total: ~1.5 GB compressed
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## 📋 Installation Locations
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```
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/opt/nextcloud-backup/
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├── nextcloud-backup-to-backblaze.sh ← Main script
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├── .env ← Configuration
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└── .backups/
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├── logs/ ← Backup logs
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└── .backup-state.json ← State tracking
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/etc/nextcloud-backup/
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└── b2-credentials.env ← B2 API keys (chmod 600)
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/etc/systemd/system/
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├── nextcloud-backup.service
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└── nextcloud-backup.timer
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```
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## 🔧 Common Commands
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```bash
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# Check backup status
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sudo systemctl status nextcloud-backup.timer
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# View recent logs
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sudo tail -f /opt/nextcloud-backup/.backups/logs/backup_*.log
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# Manual backup
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sudo /opt/nextcloud-backup/nextcloud-backup-to-backblaze.sh incremental
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# List backups in B2
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sudo /root/.local/share/pipx/venvs/b2/bin/b2 ls --recursive "b2://jg-nextcloud/nextcloud-backups/"
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# View systemd logs
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sudo journalctl -u nextcloud-backup.service -n 50
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```
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## 📊 Test Results
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✅ **First Backup:** April 25, 2026 at 5:55 PM CDT
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- Database: 203 MB (compressed)
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- Files: ~1.3 GB (compressed from 1.3TB)
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- Upload: ✅ Both files successfully in B2
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- Duration: ~2 minutes
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✅ **Verification:**
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- B2 credentials: Working
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- Database backup: Valid
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- File archive: Valid
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- Systemd timer: Active and scheduled
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## 💰 Cost Analysis
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- **Storage:** $0.006 per GB/month (B2 rate)
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- **Current backup:** ~1.5 GB
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- **Monthly cost:** ~$0.01
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- **Annual cost:** ~$0.12
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*Note: Costs assume 30-day retention and incremental backups*
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## 🔐 Security
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✅ B2 credentials: Stored securely (chmod 600)
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✅ Database password: Protected in config
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✅ No credentials in logs
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✅ Automatic temp file cleanup
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✅ Encrypted transmission to B2
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## 📖 Getting Started
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### For First-Time Setup
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1. Read: **DEPLOYMENT_REPORT.md** (overview of what was done)
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2. Read: **README_NEXTCLOUD_BACKUPS.md** (features & costs)
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3. Check: **BACKUP_QUICK_START.md** (commands reference)
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### For Detailed Reference
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- Read: **NEXTCLOUD_BACKBLAZE_SETUP.md** (complete guide)
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- Use: **DEPLOYMENT_CHECKLIST.md** (validation steps)
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### For File Navigation
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- See: **INDEX.md** (file guide & learning paths)
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## ⏰ Scheduled Backup
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- **When:** Daily at 2:00 AM CDT
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- **Status:** ✅ Active and enabled
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- **Next run:** Tomorrow at 2:04 AM
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- **Type:** Incremental (smart, only changed files)
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## 🛠️ Maintenance
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**Daily:**
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- Automated backup (no action needed)
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**Weekly:**
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- Review logs for errors
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- Check B2 bucket size
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**Monthly:**
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- Test restore procedures
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- Review B2 costs
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**Annually:**
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- Rotate B2 credentials
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- Full security audit
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## ❓ Troubleshooting
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See **NEXTCLOUD_BACKBLAZE_SETUP.md** for detailed troubleshooting.
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**Quick checks:**
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```bash
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# Check if timer is running
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sudo systemctl status nextcloud-backup.timer
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# Check logs for errors
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sudo journalctl -u nextcloud-backup.service -n 100
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# Verify B2 auth
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b2 account-info
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# Test manual backup
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sudo /opt/nextcloud-backup/nextcloud-backup-to-backblaze.sh incremental
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```
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## 📞 Support Files
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| Document | Purpose |
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|----------|---------|
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| DEPLOYMENT_REPORT.md | What was done & test results |
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| README_NEXTCLOUD_BACKUPS.md | Feature overview |
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| BACKUP_QUICK_START.md | Quick reference |
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| NEXTCLOUD_BACKBLAZE_SETUP.md | Detailed guide |
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| DEPLOYMENT_CHECKLIST.md | Validation steps |
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| INDEX.md | File navigation |
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## ✅ Success Indicators
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You'll know it's working when:
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- ✅ Systemd timer shows "active (waiting)"
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- ✅ Logs show backup starting at 2 AM
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- ✅ Files appear in B2 bucket
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- ✅ No errors in journalctl logs
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## 📝 Version Info
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- **Created:** April 25, 2026
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- **Status:** Production ready
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- **Tested with:** Nextcloud 33.0.0 on Debian
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- **Backup frequency:** Daily automatic
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- **Uptime SLA:** Systemd persistent scheduling
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---
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**For detailed deployment information, see DEPLOYMENT_REPORT.md**
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For questions or issues, refer to the comprehensive documentation included in this directory.
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