# Hytale Server Systemd Setup

## Files

| File | Description | Target on Server |
|------|-------------|------------------|
| `hytale.service` | Main service for the server | `/etc/systemd/system/` |
| `hytale-update.sh` | Update script | `/opt/hytale/` |
| `hytale-update.service` | Service for updates | `/etc/systemd/system/` |
| `hytale-update.timer` | Timer for daily updates at 4 AM | `/etc/systemd/system/` |

## Installation on the Server

```bash
# 1. Copy files
sudo cp hytale.service /etc/systemd/system/
sudo cp hytale-update.service /etc/systemd/system/
sudo cp hytale-update.timer /etc/systemd/system/
cp hytale-update.sh /opt/hytale/
chmod +x /opt/hytale/hytale-update.sh

# 2. Create log file
sudo touch /var/log/hytale-update.log
sudo chown mars3142:mars3142 /var/log/hytale-update.log

# 3. Reload systemd
sudo systemctl daemon-reload

# 4. Enable and start server service
sudo systemctl enable hytale.service
sudo systemctl start hytale.service

# 5. Enable update timer
sudo systemctl enable hytale-update.timer
sudo systemctl start hytale-update.timer
```

## Useful Commands

```bash
# Server status
sudo systemctl status hytale.service

# Show server logs
sudo journalctl -u hytale.service -f

# Manually stop/start server
sudo systemctl stop hytale.service
sudo systemctl start hytale.service
sudo systemctl restart hytale.service

# Run update manually
sudo /opt/hytale/hytale-update.sh

# Check timer status
sudo systemctl list-timers | grep hytale

# Show update logs
cat /var/log/hytale-update.log
```

## Notes

- The server starts automatically after a reboot
- Updates are checked daily at 4:00 AM
- Already applied updates are stored in `/opt/hytale/.applied_updates`
- When an update is found, the server is automatically stopped, updated, and restarted