main.py

@@ -4,491 +4,348 @@ import fcntl
 import subprocess
 import sqlite3
 import asyncio
-import openai
+import time
 import re
-import httpx
-from google import genai
-from google.genai import types
-import json
 from fastapi import FastAPI, WebSocket, BackgroundTasks, Request, Form, WebSocketDisconnect
-from fastapi.responses import RedirectResponse
+from fastapi.responses import RedirectResponse, JSONResponse
 from fastapi.templating import Jinja2Templates
 from fastapi.staticfiles import StaticFiles
-from dotenv import load_dotenv, set_key
 
-# Lade Umgebungsvariablen aus der .env Datei
+DB_PATH = "cluster.db"
-load_dotenv()
+SSH_KEY = os.path.expanduser("~/.ssh/id_rsa")
 
 app = FastAPI()
 static_path = os.path.join(os.path.dirname(__file__), "static")
 app.mount("/static", StaticFiles(directory=static_path), name="static")
 templates = Jinja2Templates(directory="templates")
 
-SSH_KEY = os.path.expanduser("~/.ssh/id_rsa")
+# -----------------------------
-DB_PATH = "cluster.db"
+# DATABASE
-chat_history = []
+# -----------------------------
-PROMPT_FILE = "system_prompt.txt"
-ENV_FILE = os.path.join(os.path.dirname(__file__), ".env") # NEU
-# --- KI KONFIGURATION (Werte aus .env laden) ---
-AI_PROVIDER = os.getenv("AI_PROVIDER", "google").lower()
-OPENAI_API_KEY = os.getenv("OPENAI_API_KEY", "")
-GOOGLE_API_KEY = os.getenv("GOOGLE_API_KEY", "")
-OLLAMA_BASE_URL = os.getenv("OLLAMA_BASE_URL", "http://127.0.0.1:11434/v1")
 
-# Modelle aus .env laden (mit Standardwerten als Fallback)
-GOOGLE_MODEL = os.getenv("GOOGLE_MODEL", "gemini-2.5-flash")
-OPENAI_MODEL = os.getenv("OPENAI_MODEL", "gpt-4o")
-OLLAMA_MODEL = os.getenv("OLLAMA_MODEL", "llama3")
-
-def get_system_prompt():
-    # 1. Node Info aus DB holen
-    conn = get_db()
-    nodes = conn.execute('SELECT * FROM nodes').fetchall()
-    conn.close()
-    
-    node_info = ""
-    for n in nodes:
-        node_info += f"- Name: {n['name']}, IP: {n['ip']}, User: {n['user']}\n"
-    
-    # 2. Versuche den Prompt aus der Datei zu laden
-    if os.path.exists(PROMPT_FILE):
-        with open(PROMPT_FILE, "r", encoding="utf-8") as f:
-            template = f.read()
-    else:
-        # Fallback falls Datei fehlt
-        template = "Du bist ein Helfer. Nodes:\n{node_info}\nNutze <EXECUTE target=\"IP\">cmd</EXECUTE>"
-        print(f"⚠️ Warnung: {PROMPT_FILE} nicht gefunden. Nutze Fallback.")
-
-    return template.replace("{node_info}", node_info)
-        
-# --- KI FUNKTIONEN ---
-
-async def get_ai_response(user_input, system_prompt):
-    global chat_history
-    
-    # 1. Die neue User-Nachricht dem Gedächtnis hinzufügen
-    chat_history.append({"role": "user", "content": user_input})
-    
-    # 2. Gedächtnis auf die letzten 30 Nachrichten begrenzen
-    chat_history = chat_history[-30:]
-    
-    ai_msg = ""
-    
-    try:
-        if AI_PROVIDER == "openai" or AI_PROVIDER == "ollama":
-            messages = [{"role": "system", "content": system_prompt}] + chat_history
-            
-            # Sicherstellen, dass die URL für Ollama korrekt endet
-            if AI_PROVIDER == "ollama":
-                url = OLLAMA_BASE_URL
-                if not url.endswith('/v1') and not url.endswith('/v1/'):
-                    url = url.rstrip('/') + '/v1'
-                key = "ollama"
-                model_to_use = OLLAMA_MODEL
-            else:
-                url = None # Benutzt Standard OpenAI URL
-                key = OPENAI_API_KEY
-                model_to_use = OPENAI_MODEL
-
-            client = openai.OpenAI(base_url=url, api_key=key)
-            response = client.chat.completions.create(
-                model=model_to_use,
-                messages=messages
-            )
-            ai_msg = response.choices[0].message.content
-            
-        elif AI_PROVIDER == "google":
-            # Für Google Gemini
-            if not GOOGLE_API_KEY:
-                return "Fehler: GOOGLE_API_KEY fehlt in der .env Datei!"
-                
-            client = genai.Client(api_key=GOOGLE_API_KEY)
-            
-            # Wir müssen unser Array in das spezielle Google-Format umwandeln
-            google_history = []
-            
-            # Alle Nachrichten AUSSER der allerletzten (die aktuelle User-Frage) in die History packen
-            for msg in chat_history[:-1]:
-                role = "user" if msg["role"] == "user" else "model"
-                google_history.append(
-                    types.Content(role=role, parts=[types.Part.from_text(text=msg["content"])])
-                )
-            
-            # Chat MIT dem übersetzten Gedächtnis starten
-            chat = client.chats.create(
-                model=GOOGLE_MODEL,
-                config=types.GenerateContentConfig(system_instruction=system_prompt),
-                history=google_history
-            )
-            
-            # Jetzt erst die neue Nachricht an den Chat mit Gedächtnis schicken
-            response = chat.send_message(user_input)
-            ai_msg = response.text
-            
-    except Exception as e:
-        ai_msg = f"Fehler bei der KI-Anfrage: {e}"
-        print(f"KI Fehler: {e}")
-
-    # 3. Die Antwort der KI ebenfalls ins Gedächtnis aufnehmen
-    chat_history.append({"role": "assistant", "content": ai_msg})
-    
-    return ai_msg
-
-# --- DATENBANK INITIALISIERUNG ---
 def init_db():
     conn = sqlite3.connect(DB_PATH)
-    conn.execute('''
+
-        CREATE TABLE IF NOT EXISTS nodes (
+    conn.execute("""
-            id INTEGER PRIMARY KEY AUTOINCREMENT, 
+    CREATE TABLE IF NOT EXISTS nodes (
-            name TEXT, 
+        id INTEGER PRIMARY KEY AUTOINCREMENT,
-            ip TEXT UNIQUE, 
+        name TEXT,
-            user TEXT, 
+        ip TEXT UNIQUE,
-            status TEXT
+        user TEXT,
-        )
+
-    ''')
+        ssh_password TEXT,
+        sudo_password TEXT,
+
+        os TEXT,
+        architecture TEXT,
+
+        docker_installed INTEGER DEFAULT 0,
+        vnc_available INTEGER DEFAULT 0,
+
+        last_seen INTEGER,
+        status TEXT
+    )
+    """)
+
     conn.commit()
     conn.close()
 
 init_db()
 
+
 def get_db():
     conn = sqlite3.connect(DB_PATH)
     conn.row_factory = sqlite3.Row
     return conn
 
-# --- WebSocket Manager für Logs & Chat ---
+# -----------------------------
-class ConnectionManager:
+# NODE DISCOVERY
-    def __init__(self):
+# -----------------------------
-        self.active_connections: list[WebSocket] = []
+
-    async def connect(self, websocket: WebSocket):
+async def detect_node_info(ip, user):
-        await websocket.accept()
+
-        self.active_connections.append(websocket)
+    cmds = {
-    def disconnect(self, websocket: WebSocket):
+        "os": "grep '^ID=' /etc/os-release 2>/dev/null | cut -d= -f2",
-        if websocket in self.active_connections:
+        "arch": "uname -m",
-            self.active_connections.remove(websocket)
+        "docker": "command -v docker >/dev/null 2>&1 && echo 1 || echo 0",
-    async def broadcast(self, message: str):
+        "vnc": "pgrep -f vnc >/dev/null 2>&1 && echo 1 || echo 0"
-        for connection in self.active_connections:
+    }
+
+    results = {}
+
+    for key, cmd in cmds.items():
+        ssh_cmd = f"ssh -o ConnectTimeout=3 -o StrictHostKeyChecking=no {user}@{ip} '{cmd}'"
+
+        try:
+            out = subprocess.check_output(ssh_cmd, shell=True).decode().strip()
+        except:
+            out = ""
+
+        results[key] = out
+
+    return results
+
+# -----------------------------
+# NODE MONITOR
+# -----------------------------
+
+async def node_monitor_loop():
+
+    while True:
+
+        conn = get_db()
+        nodes = conn.execute("SELECT * FROM nodes").fetchall()
+
+        for node in nodes:
+
+            ip = node["ip"]
+            user = node["user"]
+
             try:
-                await connection.send_text(message)
+
+                ssh_cmd = f"ssh -o ConnectTimeout=2 -o StrictHostKeyChecking=no {user}@{ip} 'echo online'"
+                subprocess.check_output(ssh_cmd, shell=True)
+
+                conn.execute(
+                    "UPDATE nodes SET status=?, last_seen=? WHERE id=?",
+                    ("Online", int(time.time()), node["id"])
+                )
+
             except:
-                pass
 
-manager = ConnectionManager()
+                conn.execute(
+                    "UPDATE nodes SET status=? WHERE id=?",
+                    ("Offline", node["id"])
+                )
+
+        conn.commit()
+        conn.close()
+
+        await asyncio.sleep(60)
+
+
+@app.on_event("startup")
+async def start_monitor():
+    asyncio.create_task(node_monitor_loop())
+
+# -----------------------------
+# SSH BOOTSTRAP
+# -----------------------------
+
+async def bootstrap_node(ip, user, password):
 
-# --- SSH Handshake (Nur Key kopieren) ---
-async def bootstrap_ssh_only(ip, user, password):
-    await manager.broadcast(f"🔑 Initialisiere SSH-Handshake für {ip}...")
-    # Nutzt sshpass um den Key einmalig mit Passwort zu hinterlegen
     ssh_copy_cmd = f"sshpass -p '{password}' ssh-copy-id -o StrictHostKeyChecking=no -i {SSH_KEY}.pub {user}@{ip}"
-    
+
-    process = subprocess.Popen(ssh_copy_cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True)
+    subprocess.call(ssh_copy_cmd, shell=True)
-    for line in process.stdout:
+
-        await manager.broadcast(f"SSH: {line.strip()}")
+    info = await detect_node_info(ip, user)
-    
+
     conn = get_db()
-    conn.execute('UPDATE nodes SET status = "Bereit (Kein Docker)" WHERE ip = ?', (ip,))
+
+    conn.execute(
+        """
+        UPDATE nodes
+        SET os=?, architecture=?, docker_installed=?, vnc_available=?, status=?
+        WHERE ip=?
+        """,
+        (
+            info["os"],
+            info["arch"],
+            int(info["docker"] or 0),
+            int(info["vnc"] or 0),
+            "Online",
+            ip
+        )
+    )
+
     conn.commit()
     conn.close()
-    await manager.broadcast(f"✅ Node {ip} ist verbunden. KI kann nun Befehle senden.")
 
-# --- Routen ---
+# -----------------------------
+# ROUTES
+# -----------------------------
 
 @app.get("/")
 async def index(request: Request):
+
     conn = get_db()
-    nodes = conn.execute('SELECT * FROM nodes').fetchall()
+    nodes = conn.execute("SELECT * FROM nodes").fetchall()
     conn.close()
+
     return templates.TemplateResponse("index.html", {"request": request, "nodes": nodes})
 
+
 @app.post("/add_node")
-async def add_node(background_tasks: BackgroundTasks, name: str = Form(...), ip: str = Form(...), user: str = Form(...), password: str = Form(...)):
+async def add_node(
+    background_tasks: BackgroundTasks,
+    name: str = Form(...),
+    ip: str = Form(...),
+    user: str = Form(...),
+    password: str = Form(...)
+):
+
     conn = get_db()
-    try:
+
-        conn.execute('INSERT INTO nodes (name, ip, user, status) VALUES (?, ?, ?, ?)', (name, ip, user, "Kopplung..."))
+    conn.execute(
-        conn.commit()
+        """
-        background_tasks.add_task(bootstrap_ssh_only, ip, user, password)
+        INSERT INTO nodes (name, ip, user, ssh_password, status)
-    except sqlite3.IntegrityError: pass
+        VALUES (?, ?, ?, ?, ?)
-    finally: conn.close()
+        """,
-    return RedirectResponse(url="/", status_code=303)
+        (name, ip, user, password, "Connecting")
+    )
+
+    conn.commit()
+    conn.close()
+
+    background_tasks.add_task(bootstrap_node, ip, user, password)
+
+    return RedirectResponse("/", 303)
+
 
 @app.post("/remove_node/{node_id}")
 async def remove_node(node_id: int):
+
     conn = get_db()
-    conn.execute('DELETE FROM nodes WHERE id = ?', (node_id,))
+    conn.execute("DELETE FROM nodes WHERE id=?", (node_id,))
     conn.commit()
     conn.close()
-    return RedirectResponse(url="/", status_code=303)
 
-@app.get("/api/settings")
+    return RedirectResponse("/", 303)
-async def get_settings():
-    return {
-        "provider": AI_PROVIDER,
-        "google_model": GOOGLE_MODEL,
-        "openai_model": OPENAI_MODEL,
-        "ollama_model": OLLAMA_MODEL,
-        "ollama_base_url": OLLAMA_BASE_URL # URL ans Frontend schicken
-    }
 
-@app.post("/api/settings")
-async def update_settings(request: Request):
-    # WICHTIG: OLLAMA_BASE_URL als global deklarieren
-    global AI_PROVIDER, GOOGLE_MODEL, OPENAI_MODEL, OLLAMA_MODEL, OLLAMA_BASE_URL
-    
-    data = await request.json()
-    provider = data.get("provider")
-    model = data.get("model")
-    ollama_url = data.get("ollama_base_url") # URL vom Frontend empfangen
-    
-    if provider:
-        AI_PROVIDER = provider
-        set_key(ENV_FILE, "AI_PROVIDER", provider)
-        
-    if provider == "google" and model:
-        GOOGLE_MODEL = model
-        set_key(ENV_FILE, "GOOGLE_MODEL", model)
-    elif provider == "openai" and model:
-        OPENAI_MODEL = model
-        set_key(ENV_FILE, "OPENAI_MODEL", model)
-    elif provider == "ollama" and model:
-        OLLAMA_MODEL = model
-        set_key(ENV_FILE, "OLLAMA_MODEL", model)
 
-    # Wenn eine Ollama-URL mitgeschickt wurde, speichern wir sie
+@app.get("/refresh_status/{node_id}")
-    if ollama_url:
+async def refresh_status(node_id: int):
-        OLLAMA_BASE_URL = ollama_url
-        set_key(ENV_FILE, "OLLAMA_BASE_URL", ollama_url)
 
-    return {"status": "success"}
-
-@app.get("/api/models")
-async def get_models(provider: str, url: str = None):
-    try:
-        models = []
-        
-        if provider == "ollama" and url:
-            # Das Backend hat keine CORS-Probleme und fragt Ollama direkt
-            clean_url = url.replace("/v1", "").rstrip("/")
-            async with httpx.AsyncClient() as client:
-                response = await client.get(f"{clean_url}/api/tags", timeout=5.0)
-                data = response.json()
-                models = [m["name"] for m in data.get("models", [])]
-                
-        elif provider == "openai":
-            if not OPENAI_API_KEY or "hier" in OPENAI_API_KEY: return {"models": []}
-            # Hier greift das Backend auf deinen OpenAI API-Key zu
-            import openai
-            client = openai.AsyncOpenAI(api_key=OPENAI_API_KEY)
-            response = await client.models.list()
-            # Nur GPT-Modelle filtern, um die Liste sauber zu halten
-            models = [m.id for m in response.data if "gpt" in m.id or "o1" in m.id]
-            models.sort()
-            
-        elif provider == "google":
-            if not GOOGLE_API_KEY:
-                return {"models": ["API-Key fehlt"]}
-            
-            client = genai.Client(api_key=GOOGLE_API_KEY)
-            models = []
-            
-            # Im neuen SDK (google-genai) heißt das Feld 'supported_actions'
-            for m in client.models.list():
-                if 'generateContent' in m.supported_actions:
-                    # Wir nehmen den Namen und entfernen das 'models/' Präfix
-                    model_name = m.name.replace("models/", "")
-                    models.append(model_name)
-            
-            models.sort()
-
-        return {"models": models}
-        
-    except Exception as e:
-        print(f"Fehler beim Abrufen der Modelle für {provider}: {str(e)}")
-        return {"models": []} # Gibt eine leere Liste zurück -> Frontend nutzt Fallback
-
-# --- WebSockets ---
-
-@app.websocket("/ws/install_logs")
-async def log_websocket(websocket: WebSocket):
-    await manager.connect(websocket)
-    try:
-        while True:
-            await websocket.receive_text()
-    except WebSocketDisconnect:
-        manager.disconnect(websocket)
-
-@app.websocket("/ws/terminal/{ip}")
-async def terminal_websocket(websocket: WebSocket, ip: str):
-    await websocket.accept()
     conn = get_db()
-    node = conn.execute('SELECT * FROM nodes WHERE ip = ?', (ip,)).fetchone()
+    node = conn.execute("SELECT * FROM nodes WHERE id=?", (node_id,)).fetchone()
+
+    if not node:
+        return JSONResponse({"status": "Unknown"})
+
+    ip = node["ip"]
+    user = node["user"]
+
+    try:
+
+        ssh_cmd = f"ssh -o ConnectTimeout=2 -o StrictHostKeyChecking=no {user}@{ip} 'echo online'"
+        subprocess.check_output(ssh_cmd, shell=True)
+
+        status = "Online"
+
+    except:
+
+        status = "Offline"
+
+    conn.execute("UPDATE nodes SET status=? WHERE id=?", (status, node_id))
+    conn.commit()
+    conn.close()
+
+    return {"status": status}
+
+# -----------------------------
+# NODE EDIT
+# -----------------------------
+
+@app.get("/node/{node_id}")
+async def get_node(node_id: int):
+
+    conn = get_db()
+    node = conn.execute("SELECT * FROM nodes WHERE id=?", (node_id,)).fetchone()
+    conn.close()
+
+    if not node:
+        return JSONResponse({})
+
+    return dict(node)
+
+
+@app.post("/update_node/{node_id}")
+async def update_node(
+    node_id: int,
+    name: str = Form(...),
+    ip: str = Form(...),
+    user: str = Form(...)
+):
+
+    conn = get_db()
+
+    conn.execute(
+        """
+        UPDATE nodes
+        SET name=?, ip=?, user=?
+        WHERE id=?
+        """,
+        (name, ip, user, node_id)
+    )
+
+    conn.commit()
+    conn.close()
+
+    return RedirectResponse("/", 303)
+
+# -----------------------------
+# TERMINAL
+# -----------------------------
+
+@app.websocket("/ws/terminal/{ip}")
+async def terminal(websocket: WebSocket, ip: str):
+
+    await websocket.accept()
+
+    conn = get_db()
+    node = conn.execute("SELECT * FROM nodes WHERE ip=?", (ip,)).fetchone()
     conn.close()
 
     if not node:
-        await websocket.send_text("\r\nFehler: Node nicht gefunden.\r\n")
         await websocket.close()
         return
 
-    # Pseudo-Terminal für interaktive SSH-Session
     master_fd, slave_fd = pty.openpty()
+
     proc = await asyncio.create_subprocess_exec(
-        "ssh", "-o", "StrictHostKeyChecking=no", "-t", f"{node['user']}@{ip}",
+        "ssh",
-        stdin=slave_fd, stdout=slave_fd, stderr=slave_fd
+        "-o",
+        "StrictHostKeyChecking=no",
+        "-t",
+        f"{node['user']}@{ip}",
+        stdin=slave_fd,
+        stdout=slave_fd,
+        stderr=slave_fd
     )
 
     async def pty_to_ws():
-        # Setzt den Master-FD auf non-blocking
+
         fl = fcntl.fcntl(master_fd, fcntl.F_GETFL)
         fcntl.fcntl(master_fd, fcntl.F_SETFL, fl | os.O_NONBLOCK)
-        try:
+
-            while True:
+        while True:
-                await asyncio.sleep(0.01)
+
-                try:
+            await asyncio.sleep(0.01)
-                    data = os.read(master_fd, 1024).decode(errors='ignore')
+
-                    if data:
+            try:
-                        await websocket.send_text(data)
+                data = os.read(master_fd, 1024).decode(errors="ignore")
-                except BlockingIOError:
+
-                    continue
+                if data:
-        except Exception: pass
+                    await websocket.send_text(data)
+
+            except:
+                pass
 
     async def ws_to_pty():
+
         try:
             while True:
+
                 data = await websocket.receive_text()
                 os.write(master_fd, data.encode())
-        except Exception: pass
 
-    try:
+        except:
-        await asyncio.gather(pty_to_ws(), ws_to_pty())
+            pass
-    finally:
-        if proc.returncode is None: proc.terminate()
-        os.close(master_fd)
-        os.close(slave_fd)
 
-# --- WEBSOCKET CHAT UPDATE ---
+    await asyncio.gather(pty_to_ws(), ws_to_pty())
-
-@app.websocket("/ws/chat")
-async def chat_endpoint(websocket: WebSocket):
-    await websocket.accept()
-
-    # Check ob Key vorhanden ist
-    if AI_PROVIDER == "google" and not GOOGLE_API_KEY:
-        await websocket.send_text("⚠️ **Konfigurationsfehler:** Kein GOOGLE_API_KEY in der `.env` gefunden!")
-    elif AI_PROVIDER == "openai" and not OPENAI_API_KEY:
-        await websocket.send_text("⚠️ **Konfigurationsfehler:** Kein OPENAI_API_KEY in der `.env` gefunden!")
-
-    try:
-        while True:
-            user_msg = await websocket.receive_text()
-            sys_prompt = get_system_prompt()
-            ai_response = await get_ai_response(user_msg, sys_prompt)
-            
-            # Befehle extrahieren
-            commands_to_run = re.findall(r'<EXECUTE target="(.*?)">(.*?)</EXECUTE>', ai_response, re.IGNORECASE | re.DOTALL)
-            clean_chat_msg = re.sub(r'<EXECUTE.*?>.*?</EXECUTE>', '', ai_response, flags=re.IGNORECASE | re.DOTALL).strip()
-            
-            if clean_chat_msg:
-                await websocket.send_text(clean_chat_msg)
-            
-            if commands_to_run:
-                # Liste für alle laufenden Tasks erstellen
-                tasks = []
-                for target_ip, cmd in commands_to_run:
-                    conn = get_db()
-                    node = conn.execute('SELECT * FROM nodes WHERE ip = ? OR name = ?', (target_ip.strip(), target_ip.strip())).fetchone()
-                    conn.close()
-                    
-                    if node:
-                        # Wir erstellen den Task, starten ihn aber noch nicht separat
-                        tasks.append(run_remote_task(node['ip'], node['user'], cmd.strip(), "KI-Kommando"))
-                
-                if tasks:
-                    # Dem Nutzer im Chat kurz Bescheid geben
-                    await websocket.send_text("ℹ️ *Warte auf Rückmeldungen der Nodes...*")
-                    
-                    # Jetzt werden alle SSH-Befehle gleichzeitig gestartet und abgewartet
-                    await asyncio.gather(*tasks)
-                    
-                    # Sobald asyncio.gather fertig ist, geht es hier weiter mit dem Follow-up:
-                    follow_up_prompt = "Die Befehle wurden ausgeführt. Bitte fasse die Ergebnisse kurz zusammen."
-                    ai_summary = await get_ai_response(follow_up_prompt, sys_prompt)
-                    
-                    await websocket.send_text("--- Ergebnis-Zusammenfassung ---")
-                    await websocket.send_text(ai_summary)
-
-    except Exception as e:
-        print(f"Chat Fehler: {e}")
-
-async def run_remote_task(ip, user, cmd, task_name):
-    global chat_history # Zugriff auf das Gedächtnis der KI
-    
-    await manager.broadcast(f"🚀 KI-Task gestartet: {cmd} auf {ip}")
-    
-    ssh_cmd = f"ssh -o StrictHostKeyChecking=no {user}@{ip} '{cmd}'"
-    
-    process = await asyncio.create_subprocess_shell(
-        ssh_cmd,
-        stdout=asyncio.subprocess.PIPE,
-        stderr=asyncio.subprocess.STDOUT
-    )
-    
-    # Hier speichern wir die komplette Terminal-Ausgabe
-    full_output = ""
-    
-    while True:
-        line = await process.stdout.readline()
-        if not line:
-            break
-        decoded_line = line.decode('utf-8', errors='ignore').strip()
-        if decoded_line:
-            await manager.broadcast(f"🛠️ {decoded_line}")
-            full_output += decoded_line + "\n"
-            # Gib dem Event-Loop kurz Zeit, andere Tasks (wie WebSockets) zu bedienen
-            await asyncio.sleep(0.001)
-            
-    await process.wait()
-    
-    # --- NEU: Feedback an die KI ---
-    # Wir bereiten den Bericht vor
-    if not full_output.strip():
-        full_output = "Befehl wurde ohne Ausgabe ausgeführt (Exit Code 0)."
-        
-    system_report = f"[SYSTEM-RÜCKMELDUNG] Der Befehl '{cmd}' auf Node {ip} wurde beendet. Ausgabe des Terminals:\n{full_output}"
-    
-    # Wir schmuggeln den Bericht als "User"-Nachricht in den Verlauf,
-    # damit die KI beim nächsten Mal weiß, was passiert ist.
-    chat_history.append({"role": "user", "content": system_report})
-    # -------------------------------
-    
-    if "docker" in cmd.lower() and "install" in cmd.lower():
-        # Kleiner Bonus: Nur updaten, wenn wirklich installiert wird
-        await manager.broadcast(f"✨ Bitte aktualisiere den Status für {ip} manuell über das Refresh-Icon.")
-        
-    await manager.broadcast(f"✅ Befehl auf {ip} abgeschlossen.")
-    
-# --- Neuer Endpunkt: Manueller Refresh-Check ---
-@app.get("/refresh_status/{node_id}")
-async def refresh_status(node_id: int):
-    conn = get_db()
-    node = conn.execute('SELECT * FROM nodes WHERE id = ?', (node_id,)).fetchone()
-    
-    if node:
-        # Kurzer Check via SSH, ob Docker antwortet
-        check_cmd = "command -v docker >/dev/null 2>&1 && echo 'Docker Aktiv' || echo 'Bereit (Kein Docker)'"
-        ssh_cmd = f"ssh -o StrictHostKeyChecking=no -o ConnectTimeout=2 {node['user']}@{node['ip']} \"{check_cmd}\""
-        try:
-            # Wir führen den Befehl aus
-            new_status = subprocess.check_output(ssh_cmd, shell=True).decode().strip()
-        except Exception:
-            new_status = "Offline/Fehler"
-            
-        conn.execute('UPDATE nodes SET status = ? WHERE id = ?', (new_status, node_id))
-        conn.commit()
-        conn.close()
-        return {"status": new_status} # Wir senden nur den Status zurück
-    
-    conn.close()
-    return {"status": "Unbekannt"}
 
 if __name__ == "__main__":
+
     import uvicorn
-    uvicorn.run(app, host="0.0.0.0", port=8000)
+
+    uvicorn.run(app, host="0.0.0.0", port=8000)