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Synapsis/docker/README.md
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# Synapsis Docker Deployment
Production Docker deployment using pre-built images from GitHub Container Registry.
---
## 🚀 Quick Start
```bash
mkdir -p /opt/synapsis && cd /opt/synapsis
curl -O https://raw.githubusercontent.com/cyph3rasi/synapsis/main/docker-compose.yml
curl -O https://raw.githubusercontent.com/cyph3rasi/synapsis/main/docker/Caddyfile
curl -O https://raw.githubusercontent.com/cyph3rasi/synapsis/main/docker/.env.example
cp .env.example .env
nano .env # Add your domain and secrets
docker compose up -d
```
Your node is live at `https://your-domain.com` with automatic SSL.
---
## 📋 What You Need
| Requirement | Details |
|-------------|---------|
| **Server** | 2GB RAM, 2 CPU cores, 20GB SSD (minimum) |
| **Domain** | A domain or subdomain pointing to your server |
| **Docker** | Version 24.0+ with Docker Compose 2.20+ |
**Install Docker (Ubuntu/Debian):**
```bash
curl -fsSL https://get.docker.com | sh
sudo usermod -aG docker $USER
newgrp docker
```
---
## ⚙️ Configuration
Edit `.env` and set these required values:
| Variable | What to put |
|----------|-------------|
| `DOMAIN` | Your domain (e.g., `synapsis.example.com`) |
| `DB_PASSWORD` | Strong password for PostgreSQL |
| `AUTH_SECRET` | Run: `openssl rand -hex 32` |
| `ADMIN_EMAILS` | Your email address |
**Port Configuration:**
- `PORT=auto` (default) — Automatically finds an available port between 3000-3020
- `PORT=3000` — Use a specific port instead
---
## 🔄 Updates
```bash
cd /opt/synapsis
docker compose pull && docker compose up -d
```
---
## 🛠️ Common Commands
```bash
# View logs
docker compose logs -f app
# Restart services
docker compose restart app
# Stop everything
docker compose down
# Database backup
docker compose exec postgres pg_dump -U synapsis synapsis > backup.sql
# Access database
docker compose exec postgres psql -U synapsis -d synapsis
```
---
## 🔍 Troubleshooting
### Container won't start
```bash
docker compose config # Validate config
docker compose logs app --tail=50 # Check errors
```
### Port already in use
`PORT=auto` (default) automatically finds an available port. If you set a specific port that's taken:
```bash
# Check what's using the port
sudo netstat -tlnp | grep :3000
# Switch back to auto or choose a different port
# Edit .env: PORT=auto
```
### Database connection failed
```bash
# Check database health
docker compose ps
# Verify environment variables loaded
docker compose exec app env | grep DATABASE
```
### SSL certificate issues
```bash
# Check Caddy logs
docker compose logs caddy
# Test Caddy config
docker compose exec caddy caddy validate --config /etc/caddy/Caddyfile
```
### Image pull fails
```bash
# Verify image exists
docker pull ghcr.io/cyph3rasi/synapsis:latest
# Check available tags at:
# https://github.com/cyph3rasi/synapsis/pkgs/container/synapsis
```
---
## 💾 Backup Strategy
Create `/opt/synapsis/backup.sh`:
```bash
#!/bin/bash
BACKUP_DIR="/var/backups/synapsis"
DATE=$(date +%Y%m%d_%H%M%S)
mkdir -p $BACKUP_DIR
# Database backup
docker compose exec -T postgres pg_dump -U synapsis synapsis > "$BACKUP_DIR/db_$DATE.sql"
echo "✅ Backup complete: $DATE"
```
Schedule daily backups:
```bash
chmod +x /opt/synapsis/backup.sh
echo "0 2 * * * /opt/synapsis/backup.sh" | sudo crontab -
```
---
## 🏗️ Building from Source
To build locally instead of using pre-built images:
```bash
git clone https://github.com/cyph3rasi/synapsis.git
cd synapsis/docker
docker compose -f docker-compose.build.yml up -d --build
```
---
For full documentation, visit [docs.synapsis.social](https://docs.synapsis.social)