ts-minecraft/README.md

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# Minecraft with Tailscale Integration
![Minecraft with Tailscale](https://www.minecraft.net/content/dam/minecraftnet/games/minecraft/logos/Global-Header_MCCB-Logo_300x51.svg "Minecraft")
This project sets up a Minecraft instance with Tailscale VPN integration using Docker Compose. It creates a secure, private network connection for your Minecraft instance using Tailscale.
## Prerequisites
- Docker and Docker Compose installed on your system
- A Tailscale account and auth key (get one from https://login.tailscale.com/admin/authkeys)
- Basic understanding of Docker and networking concepts
## Project Structure
```
ts-minecraft/
├── docker-compose.yml
├── tailscale/
│ ├── tailscale-data/ # Persistent Tailscale state
│ └── config/ # Tailscale configuration files
└── minecraft/
└── data/ # minecraft data
```
## Setup Instructions
1. **Clone the Repository**
```bash
git clone https://gitea.damconsulting.llc/DAM/ts-minecraft
cd ts-minecraft
```
2. Create Required Directories
```bash
mkdir -p tailscale/tailscale-data minecraft/data
```
3. Configure Tailscale
- Replace `{{YOUR_TAILSCALE_AUTHKEY}}` in the docker-compose.yml with your actual Tailscale auth key
- Optionally, update the file in `tailscale/config/serve.json` if you need specific Tailscale serve configurations
- CAUTION: Changing `"${TS_CERT_DOMAIN}:443": false` to `true` will expose the service to the internet
4. Configure Minecraft
- See {{service_docs}} for configuration options
5. Start the Services
```bash
docker compose up -d
```
6. Wait for Certificate to propagate [~2m]
7. Login
## Services
### minecraft-ts (Tailscale)
- Runs Tailscale VPN client
- Image: tailscale/tailscale:latest
- Container name: minecraft-ts
- Hostname: minecraft
- Requires NET_ADMIN and SYS_MODULE capabilities
- Persists state in ./tailscale/tailscale-data
- Uses configuration from ./tailscale/config
### minecraft
- Depends on minecraft-ts service
## Usage
- After starting the services your service should be available via tailnet at `https://minecraft.{{YOUR_TAILNET_DOMAIN}}.ts.net` ie `https://minecraft.tail12345.ts.net/`
- To manually get the Tailscale IP/hostname of your container:
```bash
docker logs minecraft-ts
```
Look for the Tailscale IP address in the logs.
## Optional Features
- Uncomment and adjust the ports mapping if you need direct access (without Tailscale):
```yaml
ports:
- 25565:25565
```
- Stopping the Services
```bash
docker compose down
```
## Troubleshooting
- Check container logs:
```bash
docker logs minecraft-ts
docker logs minecraft
```
- Ensure your Tailscale auth key is valid and not expired
- Verify the configuration files have proper permissions
- Make sure required directories exist before starting
## Notes
- The Minecraft service uses the Tailscale service's network stack via `network_mode: service:minecraft-ts`
- Direct port mapping is disabled by default as Tailscale handles the networking
- Services restart automatically unless explicitly stopped
- For MODS there is an AWESOME tool for modifying a minecraft docker compose deployment. https://setupmc.com/java-server/
- For more information:
- Tailscale documentation: https://tailscale.com/kb/
- Minecraft documentation: https://docker-minecraft-server.readthedocs.io/en/latest/
- Minecraft repository: https://github.com/itzg/docker-minecraft-server