MCP Server für Claude Desktop

# 1. Python installieren
pip install mcp

# 2. Claude Desktop config
# ~/.config/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "homelab": {
      "command": "python3",
      "args": ["/path/to/server.py"]
    }
  }
}

# 1. FastMCP installieren
pip install fastmcp

# 2. server.py erstellen
from fastmcp import FastMCP
import subprocess

mcp = FastMCP("Homelab Server")

@mcp.tool()
def run_docker_command(command: str) -> str:
    """Führe Docker Commands aus"""
    result = subprocess.run(
        command.split(),
        capture_output=True,
        text=True
    )
    return result.stdout + result.stderr

@mcp.tool()  
def get_container_status() -> list:
    """Liste alle laufenden Container"""
    result = subprocess.run(
        ["docker", "ps", "--format", "{{.Names}}"],
        capture_output=True,
        text=True
    )
    return result.stdout.strip().split("
")

@mcp.tool()
def restart_service(service: str) -> str:
    """Starte einen Docker Service neu"""
    result = subprocess.run(
        ["docker-compose", "restart", service],
        capture_output=True,
        text=True
    )
    return f"Service {service} restartet"

if __name__ == "__main__":
    mcp.run(transport="stdio")

# Erwartete Claude-Antworten:

User: "Welche Container laufen gerade?"
Claude: "Ich frage mal schnell die Docker-API..."
→ nutzt get_container_status()
→ "Aktuell laufen: nginx, postgres, redis, ollama"

User: "Starte den n8n Container neu"
Claude: "Klar, einen Moment..."
→ nutzt restart_service("n8n")
→ "Done. n8n läuft wieder."