zwei Lampen und Test-Werkzeug

apps/abstraction/main.py

@@ -43,6 +43,11 @@ def load_config(config_path: Path) -> dict[str, Any]:
     with open(config_path, "r") as f:
         config = yaml.safe_load(f)
     
+    # Normalize device entries: accept both 'id' and 'device_id', use 'device_id' internally
+    devices = config.get("devices", [])
+    for device in devices:
+        device["device_id"] = device.pop("device_id", device.pop("id", None))
+    
     logger.info(f"Loaded configuration from {config_path}")
     return config
 
@@ -56,16 +61,33 @@ def validate_devices(devices: list[dict[str, Any]]) -> None:
     Raises:
         ValueError: If device configuration is invalid
     """
+    required_fields = ["device_id", "type", "cap_version", "technology"]
+    
     for device in devices:
-        if "id" not in device:
+        # Check for device_id
-            raise ValueError(f"Device missing 'id': {device}")
+        if "device_id" not in device or device["device_id"] is None:
-        if "type" not in device:
+            raise ValueError(f"Device entry requires 'id' or 'device_id': {device}")
-            raise ValueError(f"Device {device['id']} missing 'type'")
+        
+        device_id = device["device_id"]
+        
+        # Check required top-level fields
+        for field in required_fields:
+            if field not in device:
+                raise ValueError(f"Device {device_id} missing '{field}'")
+        
+        # Check topics structure
         if "topics" not in device:
-            raise ValueError(f"Device {device['id']} missing 'topics'")
+            raise ValueError(f"Device {device_id} missing 'topics'")
-        if "set" not in device["topics"] or "state" not in device["topics"]:
+        
-            raise ValueError(f"Device {device['id']} missing 'topics.set' or 'topics.state'")
+        if "set" not in device["topics"]:
-    logger.info(f"Validated {len(devices)} device(s)")
+            raise ValueError(f"Device {device_id} missing 'topics.set'")
+        
+        if "state" not in device["topics"]:
+            raise ValueError(f"Device {device_id} missing 'topics.state'")
+    
+    # Log loaded devices
+    device_ids = [d["device_id"] for d in devices]
+    logger.info(f"Loaded {len(devices)} device(s): {', '.join(device_ids)}")
 
 
 async def get_redis_client(redis_url: str, max_retries: int = 5) -> aioredis.Redis:
@@ -172,7 +194,7 @@ async def mqtt_worker(config: dict[str, Any], redis_client: aioredis.Redis) -> N
     redis_config = config.get("redis", {})
     redis_channel = redis_config.get("channel", "ui:updates")
     
-    devices = {d["id"]: d for d in config.get("devices", [])}
+    devices = {d["device_id"]: d for d in config.get("devices", [])}
     
     retry_delay = 1
     max_retry_delay = 60
@@ -191,7 +213,7 @@ async def mqtt_worker(config: dict[str, Any], redis_client: aioredis.Redis) -> N
                 
                 # Subscribe to abstract SET topics for all devices
                 for device in devices.values():
-                    abstract_set_topic = f"home/{device['type']}/{device['id']}/set"
+                    abstract_set_topic = f"home/{device['type']}/{device['device_id']}/set"
                     await client.subscribe(abstract_set_topic)
                     logger.info(f"Subscribed to abstract SET: {abstract_set_topic}")
                     

apps/api/main.py

@@ -1,14 +1,17 @@
 """API main entry point."""
 
+import asyncio
 import json
 import os
 from pathlib import Path
-from typing import Any
+from typing import Any, AsyncGenerator
 
+import redis.asyncio as aioredis
 import yaml
 from aiomqtt import Client
-from fastapi import FastAPI, HTTPException, status
+from fastapi import FastAPI, HTTPException, Request, status
 from fastapi.middleware.cors import CORSMiddleware
+from fastapi.responses import StreamingResponse
 from pydantic import BaseModel, ValidationError
 
 from packages.home_capabilities import CAP_VERSION, LightState
@@ -85,7 +88,12 @@ def load_devices() -> list[dict[str, Any]]:
     with open(config_path, "r") as f:
         config = yaml.safe_load(f)
     
-    return config.get("devices", [])
+    # Normalize device entries: accept both 'id' and 'device_id', use 'device_id' internally
+    devices = config.get("devices", [])
+    for device in devices:
+        device["device_id"] = device.pop("device_id", device.pop("id", None))
+    
+    return devices
 
 
 def get_mqtt_settings() -> tuple[str, int]:
@@ -99,6 +107,25 @@ def get_mqtt_settings() -> tuple[str, int]:
     return host, port
 
 
+def get_redis_settings() -> tuple[str, str]:
+    """Get Redis settings from configuration.
+    
+    Returns:
+        tuple: (url, channel)
+    """
+    config_path = Path(__file__).parent.parent.parent / "config" / "devices.yaml"
+    
+    if config_path.exists():
+        with open(config_path, "r") as f:
+            config = yaml.safe_load(f)
+            redis_config = config.get("redis", {})
+            url = redis_config.get("url", "redis://localhost:6379/0")
+            channel = redis_config.get("channel", "ui:updates")
+            return url, channel
+    
+    return "redis://localhost:6379/0", "ui:updates"
+
+
 async def publish_mqtt(topic: str, payload: dict[str, Any]) -> None:
     """Publish message to MQTT broker.
     
@@ -123,9 +150,9 @@ async def get_devices() -> list[DeviceInfo]:
     devices = load_devices()
     return [
         DeviceInfo(
-            device_id=device["id"],
+            device_id=device["device_id"],
             type=device["type"],
-            name=device.get("name", device["id"])
+            name=device.get("name", device["device_id"])
         )
         for device in devices
     ]
@@ -147,7 +174,7 @@ async def set_device(device_id: str, request: SetDeviceRequest) -> dict[str, str
     """
     # Load devices and check if device exists
     devices = load_devices()
-    device = next((d for d in devices if d["id"] == device_id), None)
+    device = next((d for d in devices if d["device_id"] == device_id), None)
     
     if not device:
         raise HTTPException(
@@ -182,6 +209,81 @@ async def set_device(device_id: str, request: SetDeviceRequest) -> dict[str, str
     return {"message": f"Command sent to {device_id}"}
 
 
+async def event_generator(request: Request) -> AsyncGenerator[str, None]:
+    """Generate SSE events from Redis Pub/Sub.
+    
+    Args:
+        request: FastAPI request object for disconnect detection
+        
+    Yields:
+        str: SSE formatted event strings
+    """
+    redis_url, redis_channel = get_redis_settings()
+    redis_client = await aioredis.from_url(redis_url, decode_responses=True)
+    pubsub = redis_client.pubsub()
+    
+    try:
+        await pubsub.subscribe(redis_channel)
+        
+        # Create heartbeat task
+        last_heartbeat = asyncio.get_event_loop().time()
+        
+        while True:
+            # Check if client disconnected
+            if await request.is_disconnected():
+                break
+            
+            # Get message with timeout for heartbeat
+            try:
+                message = await asyncio.wait_for(
+                    pubsub.get_message(ignore_subscribe_messages=True),
+                    timeout=1.0
+                )
+                
+                if message and message["type"] == "message":
+                    # Send data event
+                    data = message["data"]
+                    yield f"event: message\ndata: {data}\n\n"
+                    last_heartbeat = asyncio.get_event_loop().time()
+                
+            except asyncio.TimeoutError:
+                pass
+            
+            # Send heartbeat every 25 seconds
+            current_time = asyncio.get_event_loop().time()
+            if current_time - last_heartbeat >= 25:
+                yield "event: ping\ndata: heartbeat\n\n"
+                last_heartbeat = current_time
+            
+    finally:
+        await pubsub.unsubscribe(redis_channel)
+        await pubsub.close()
+        await redis_client.close()
+
+
+@app.get("/realtime")
+async def realtime_events(request: Request) -> StreamingResponse:
+    """Server-Sent Events endpoint for real-time updates.
+    
+    Args:
+        request: FastAPI request object
+        
+    Returns:
+        StreamingResponse: SSE stream of Redis messages
+    """
+    return StreamingResponse(
+        event_generator(request),
+        media_type="text/event-stream",
+        headers={
+            "Cache-Control": "no-cache",
+            "Connection": "keep-alive",
+            "X-Accel-Buffering": "no",  # Disable nginx buffering
+        }
+    )
+    
+    return {"message": f"Command sent to {device_id}"}
+
+
 def main() -> None:
     """Run the API application with uvicorn."""
     import uvicorn

apps/ui/templates/index.html

@@ -15,18 +15,20 @@
             font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
             background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
             min-height: 100vh;
-            display: flex;
+            padding: 2rem;
-            justify-content: center;
-            align-items: center;
         }
         
         .container {
+            max-width: 1200px;
+            margin: 0 auto;
+        }
+        
+        header {
             background: white;
             border-radius: 16px;
             padding: 2rem;
-            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
+            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
-            max-width: 600px;
+            margin-bottom: 2rem;
-            width: 90%;
         }
         
         h1 {
@@ -34,17 +36,355 @@
             margin-bottom: 0.5rem;
         }
         
-        p {
+        .status {
+            display: inline-block;
+            padding: 0.25rem 0.75rem;
+            border-radius: 12px;
+            font-size: 0.875rem;
+            font-weight: 500;
+        }
+        
+        .status.connected {
+            background: #d4edda;
+            color: #155724;
+        }
+        
+        .status.disconnected {
+            background: #f8d7da;
+            color: #721c24;
+        }
+        
+        .devices {
+            display: grid;
+            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
+            gap: 1.5rem;
+        }
+        
+        .device-card {
+            background: white;
+            border-radius: 16px;
+            padding: 1.5rem;
+            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
+        }
+        
+        .device-header {
+            margin-bottom: 1.5rem;
+        }
+        
+        .device-name {
+            font-size: 1.5rem;
+            font-weight: 600;
+            color: #333;
+            margin-bottom: 0.25rem;
+        }
+        
+        .device-type {
+            font-size: 0.875rem;
             color: #666;
-            line-height: 1.6;
+            text-transform: uppercase;
+        }
+        
+        .device-state {
+            padding: 0.5rem 1rem;
+            background: #f8f9fa;
+            border-radius: 8px;
+            margin: 1rem 0;
+            font-family: 'Courier New', monospace;
+            font-size: 0.875rem;
+        }
+        
+        .state-label {
+            color: #666;
+            font-weight: 500;
+        }
+        
+        .state-value {
+            color: #333;
+            font-weight: 600;
+        }
+        
+        .state-value.on {
+            color: #28a745;
+        }
+        
+        .state-value.off {
+            color: #dc3545;
+        }
+        
+        .controls {
+            display: flex;
+            flex-direction: column;
+            gap: 1rem;
+        }
+        
+        .toggle-button {
+            padding: 0.75rem 1.5rem;
+            border: none;
+            border-radius: 8px;
+            font-size: 1rem;
+            font-weight: 600;
+            cursor: pointer;
+            transition: all 0.2s;
+            color: white;
+        }
+        
+        .toggle-button.on {
+            background: #28a745;
+        }
+        
+        .toggle-button.on:hover {
+            background: #218838;
+        }
+        
+        .toggle-button.off {
+            background: #6c757d;
+        }
+        
+        .toggle-button.off:hover {
+            background: #5a6268;
+        }
+        
+        .events {
+            margin-top: 2rem;
+            background: white;
+            border-radius: 16px;
+            padding: 1.5rem;
+            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
+        }
+        
+        .events h2 {
+            color: #333;
+            margin-bottom: 1rem;
+            font-size: 1.25rem;
+        }
+        
+        .event-list {
+            max-height: 300px;
+            overflow-y: auto;
+        }
+        
+        .event-item {
+            padding: 0.75rem;
+            border-left: 3px solid #667eea;
+            background: #f8f9fa;
+            margin-bottom: 0.5rem;
+            border-radius: 4px;
+            font-size: 0.875rem;
+        }
+        
+        .event-time {
+            color: #666;
+            font-size: 0.75rem;
+        }
+        
+        .event-data {
+            color: #333;
+            margin-top: 0.25rem;
+            font-family: 'Courier New', monospace;
         }
     </style>
 </head>
 <body>
     <div class="container">
-        <h1>🏠 Home Automation</h1>
+        <header>
-        <p>UI wird geladen...</p>
+            <h1>🏠 Home Automation</h1>
-        <p>API erreichbar? <a href="http://localhost:8001/health" target="_blank">API Health Check</a></p>
+            <p>Realtime Status: <span class="status disconnected" id="connection-status">Verbinde...</span></p>
+        </header>
+        
+        <div class="devices">
+            <!-- Test Lampe Card -->
+            <div class="device-card">
+                <div class="device-header">
+                    <div class="device-name">💡 Test Lampe 1</div>    
+                    <div class="device-type">Light</div>
+                </div>
+                
+                <div class="device-state">
+                    <span class="state-label">Status:</span>
+                    <span class="state-value off" id="state-test_lampe_1">off</span>
+                </div>
+                
+                <div class="controls">
+                    <button 
+                        class="toggle-button off" 
+                        id="toggle-test_lampe_1"
+                        onclick="toggleDevice('test_lampe_1')">
+                        Einschalten
+                    </button>
+                </div>
+            </div>
+            <div class="device-card">
+                <div class="device-header">
+                    <div class="device-name">💡 Test Lampe 2</div>
+                    <div class="device-type">Light</div>
+                </div>
+                
+                <div class="device-state">
+                    <span class="state-label">Status:</span>
+                    <span class="state-value off" id="state-test_lampe_2">off</span>
+                </div>
+                
+                <div class="controls">
+                    <button 
+                        class="toggle-button off" 
+                        id="toggle-test_lampe_2"
+                        onclick="toggleDevice('test_lampe_2')">
+                        Einschalten
+                    </button>
+                </div>
+            </div>
+        </div>
+        
+        <div class="events">
+            <h2>📡 Realtime Events</h2>
+            <div class="event-list" id="event-list">
+                <p style="color: #666; font-size: 0.875rem;">Warte auf Events...</p>
+            </div>
+        </div>
     </div>
+    
+    <script>
+        const API_BASE = 'http://localhost:8001';
+        let eventSource = null;
+        let currentState = {
+            'test_lampe_1': 'off',
+            'test_lampe_2': 'off'
+        };
+        
+        // Toggle device state
+        async function toggleDevice(deviceId) {
+            const newState = currentState[deviceId] === 'on' ? 'off' : 'on';
+            
+            try {
+                const response = await fetch(`${API_BASE}/devices/${deviceId}/set`, {
+                    method: 'POST',
+                    headers: {
+                        'Content-Type': 'application/json'
+                    },
+                    body: JSON.stringify({
+                        type: 'light',
+                        payload: {
+                            power: newState
+                        }
+                    })
+                });
+                
+                if (response.ok) {
+                    console.log(`Sent ${newState} command to ${deviceId}`);
+                    addEvent({
+                        action: 'command_sent',
+                        device_id: deviceId,
+                        state: newState
+                    });
+                }
+            } catch (error) {
+                console.error('Failed to toggle device:', error);
+            }
+        }
+        
+        // Update device UI
+        function updateDeviceUI(deviceId, power) {
+            currentState[deviceId] = power;
+            
+            const stateSpan = document.getElementById(`state-${deviceId}`);
+            const toggleButton = document.getElementById(`toggle-${deviceId}`);
+            
+            if (stateSpan) {
+                stateSpan.textContent = power;
+                stateSpan.className = `state-value ${power}`;
+            }
+            
+            if (toggleButton) {
+                if (power === 'on') {
+                    toggleButton.textContent = 'Ausschalten';
+                    toggleButton.className = 'toggle-button on';
+                } else {
+                    toggleButton.textContent = 'Einschalten';
+                    toggleButton.className = 'toggle-button off';
+                }
+            }
+        }
+        
+        // Add event to list
+        function addEvent(event) {
+            const eventList = document.getElementById('event-list');
+            
+            // Clear placeholder
+            if (eventList.children.length === 1 && eventList.children[0].tagName === 'P') {
+                eventList.innerHTML = '';
+            }
+            
+            const eventItem = document.createElement('div');
+            eventItem.className = 'event-item';
+            
+            const now = new Date().toLocaleTimeString('de-DE');
+            eventItem.innerHTML = `
+                <div class="event-time">${now}</div>
+                <div class="event-data">${JSON.stringify(event, null, 2)}</div>
+            `;
+            
+            eventList.insertBefore(eventItem, eventList.firstChild);
+            
+            // Keep only last 10 events
+            while (eventList.children.length > 10) {
+                eventList.removeChild(eventList.lastChild);
+            }
+        }
+        
+        // Connect to SSE
+        function connectSSE() {
+            eventSource = new EventSource(`${API_BASE}/realtime`);
+            
+            eventSource.onopen = () => {
+                console.log('SSE connected');
+                document.getElementById('connection-status').textContent = 'Verbunden';
+                document.getElementById('connection-status').className = 'status connected';
+            };
+            
+            eventSource.addEventListener('message', (e) => {
+                const data = JSON.parse(e.data);
+                console.log('SSE message:', data);
+                
+                addEvent(data);
+                
+                // Update device state
+                if (data.type === 'state' && data.device_id) {
+                    if (data.payload && data.payload.power) {
+                        updateDeviceUI(data.device_id, data.payload.power);
+                    }
+                }
+            });
+            
+            eventSource.addEventListener('ping', (e) => {
+                console.log('Heartbeat received');
+            });
+            
+            eventSource.onerror = (error) => {
+                console.error('SSE error:', error);
+                document.getElementById('connection-status').textContent = 'Getrennt';
+                document.getElementById('connection-status').className = 'status disconnected';
+                eventSource.close();
+                
+                // Reconnect after 5 seconds
+                setTimeout(connectSSE, 5000);
+            };
+        }
+        
+        // Initialize
+        connectSSE();
+        
+        // Optional: Load initial state from API
+        async function loadDevices() {
+            try {
+                const response = await fetch(`${API_BASE}/devices`);
+                const devices = await response.json();
+                console.log('Loaded devices:', devices);
+            } catch (error) {
+                console.error('Failed to load devices:', error);
+            }
+        }
+        
+        loadDevices();
+    </script>
 </body>
 </html>

config/devices.yaml

@@ -1,5 +1,4 @@
-# Device Configuration
+version: 1
-# Configuration for home automation devices
 
 mqtt:
   broker: "172.16.2.16"
@@ -14,18 +13,21 @@ redis:
   channel: "ui:updates"
 
 devices:
-  - id: "test_lampe"
+  - device_id: test_lampe_1
-    type: "light"
+    type: light
-    name: "Test Lampe"
+    cap_version: "light@1.2.0"
+    technology: zigbee2mqtt
+    features:
+      power: true
     topics:
-      set: "vendor/test_lampe/set"
+      set: "vendor/test_lampe_1/set"
-      state: "vendor/test_lampe/state"
+      state: "vendor/test_lampe_1/state"
-  #     - color
+  - device_id: test_lampe_2
-  
+    type: light
-  # - id: "light_bedroom"
+    cap_version: "light@1.2.0"
-  #   type: "light"
+    technology: zigbee2mqtt
-  #   name: "Bedroom Light"
+    features:
-  #   mqtt_topic: "home/bedroom/light"
+      power: true
-  #   capabilities:
+    topics:
-  #     - power
+      set: "vendor/test_lampe_2/set"
-  #     - brightness
+      state: "vendor/test_lampe_2/state"

pyproject.toml

@@ -20,6 +20,7 @@ aiomqtt = "^2.4.0"
 jinja2 = "^3.1.6"
 apscheduler = "^3.11.0"
 redis = "^7.0.1"
+paho-mqtt = "^2.1.0"
 
 [tool.poetry.group.dev.dependencies]
 ruff = "^0.6.0"

tools/sim_test_lampe.py

@@ -0,0 +1,186 @@
+#!/usr/bin/env python3
+"""MQTT Simulator for test_lampe device.
+
+This simulator acts as a virtual light device that:
+- Subscribes to vendor/test_lampe/set
+- Maintains local state
+- Publishes state changes to vendor/test_lampe/state (retained)
+"""
+
+import json
+import logging
+import os
+import signal
+import sys
+import time
+
+import paho.mqtt.client as mqtt
+
+# Configure logging
+logging.basicConfig(
+    level=logging.INFO,
+    format="%(asctime)s - %(name)s - %(levelname)s - %(message)s"
+)
+logger = logging.getLogger(__name__)
+
+# Configuration
+BROKER_HOST = os.environ.get("MQTT_HOST", "172.16.2.16")
+BROKER_PORT = int(os.environ.get("MQTT_PORT", "1883"))
+DEVICE_ID = "test_lampe_1"
+SET_TOPIC = f"vendor/{DEVICE_ID}/set"
+STATE_TOPIC = f"vendor/{DEVICE_ID}/state"
+
+# Device state
+device_state = {
+    "power": "off",
+    "brightness": 50
+}
+
+# Global client for signal handler
+client_global = None
+
+
+def on_connect(client, userdata, flags, rc, properties=None):
+    """Callback when connected to MQTT broker.
+    
+    Args:
+        client: MQTT client instance
+        userdata: User data
+        flags: Connection flags
+        rc: Connection result code
+        properties: Connection properties (MQTT v5)
+    """
+    if rc == 0:
+        logger.info(f"Connected to MQTT broker {BROKER_HOST}:{BROKER_PORT}")
+        
+        # Subscribe to SET topic
+        client.subscribe(SET_TOPIC, qos=1)
+        logger.info(f"Subscribed to {SET_TOPIC}")
+        
+        # Publish initial state (retained)
+        publish_state(client)
+        logger.info(f"Simulator started, initial state published: {device_state}")
+    else:
+        logger.error(f"Connection failed with code {rc}")
+
+
+def on_message(client, userdata, msg):
+    """Callback when message received on subscribed topic.
+    
+    Args:
+        client: MQTT client instance
+        userdata: User data
+        msg: MQTT message
+    """
+    global device_state
+    
+    try:
+        payload = json.loads(msg.payload.decode())
+        logger.info(f"Received SET command: {payload}")
+        
+        # Update device state
+        updated = False
+        
+        if "power" in payload:
+            old_power = device_state["power"]
+            device_state["power"] = payload["power"]
+            if old_power != device_state["power"]:
+                updated = True
+                logger.info(f"Power changed: {old_power} -> {device_state['power']}")
+        
+        if "brightness" in payload:
+            old_brightness = device_state["brightness"]
+            device_state["brightness"] = int(payload["brightness"])
+            if old_brightness != device_state["brightness"]:
+                updated = True
+                logger.info(f"Brightness changed: {old_brightness} -> {device_state['brightness']}")
+        
+        # Publish updated state if changed
+        if updated:
+            publish_state(client)
+            logger.info(f"Published new state: {device_state}")
+        
+    except json.JSONDecodeError as e:
+        logger.error(f"Invalid JSON in message: {e}")
+    except Exception as e:
+        logger.error(f"Error processing message: {e}")
+
+
+def publish_state(client):
+    """Publish current device state to STATE topic.
+    
+    Args:
+        client: MQTT client instance
+    """
+    state_json = json.dumps(device_state)
+    result = client.publish(STATE_TOPIC, state_json, qos=1, retain=True)
+    
+    if result.rc == mqtt.MQTT_ERR_SUCCESS:
+        logger.debug(f"Published state to {STATE_TOPIC}: {state_json}")
+    else:
+        logger.error(f"Failed to publish state: {result.rc}")
+
+
+def signal_handler(sig, frame):
+    """Handle shutdown signals gracefully.
+    
+    Args:
+        sig: Signal number
+        frame: Current stack frame
+    """
+    logger.info(f"Received signal {sig}, shutting down...")
+    
+    if client_global:
+        # Publish offline state before disconnecting
+        offline_state = device_state.copy()
+        offline_state["power"] = "off"
+        client_global.publish(STATE_TOPIC, json.dumps(offline_state), qos=1, retain=True)
+        logger.info("Published offline state")
+        
+        client_global.disconnect()
+        client_global.loop_stop()
+    
+    sys.exit(0)
+
+
+def main():
+    """Main entry point for the simulator."""
+    global client_global
+    
+    # Setup signal handlers
+    signal.signal(signal.SIGINT, signal_handler)
+    signal.signal(signal.SIGTERM, signal_handler)
+    
+    # Create MQTT client
+    client = mqtt.Client(
+        client_id=f"simulator-{DEVICE_ID}",
+        protocol=mqtt.MQTTv5,
+        callback_api_version=mqtt.CallbackAPIVersion.VERSION2
+    )
+    client_global = client
+    
+    # Set callbacks
+    client.on_connect = on_connect
+    client.on_message = on_message
+    
+    # Connect to broker
+    logger.info(f"Connecting to MQTT broker {BROKER_HOST}:{BROKER_PORT}...")
+    
+    try:
+        client.connect(BROKER_HOST, BROKER_PORT, keepalive=60)
+        
+        # Start network loop
+        client.loop_forever()
+        
+    except KeyboardInterrupt:
+        logger.info("Interrupted by user")
+    except Exception as e:
+        logger.error(f"Error: {e}")
+    finally:
+        if client.is_connected():
+            client.disconnect()
+        client.loop_stop()
+
+
+if __name__ == "__main__":
+    main()

tools/test_config_loader.py

@@ -0,0 +1,253 @@
+#!/usr/bin/env python3
+"""Test configuration loader with different YAML formats."""
+
+import sys
+import tempfile
+from pathlib import Path
+
+# Add parent directory to path
+sys.path.insert(0, str(Path(__file__).parent.parent))
+
+from apps.abstraction.main import load_config, validate_devices
+
+
+def test_device_id_format():
+    """Test YAML with 'device_id' key."""
+    yaml_content = """version: 1
+
+mqtt:
+  broker: "172.16.2.16"
+  port: 1883
+  client_id: "test"
+
+redis:
+  url: "redis://localhost:6379/8"
+  channel: "ui:updates"
+
+devices:
+  - device_id: test_lampe
+    type: light
+    cap_version: "light@1.2.0"
+    technology: zigbee2mqtt
+    features:
+      power: true
+    topics:
+      set: "vendor/test_lampe/set"
+      state: "vendor/test_lampe/state"
+"""
+    
+    with tempfile.NamedTemporaryFile(mode='w', suffix='.yaml', delete=False) as f:
+        f.write(yaml_content)
+        temp_path = Path(f.name)
+    
+    try:
+        config = load_config(temp_path)
+        devices = config.get("devices", [])
+        validate_devices(devices)
+        print("✓ Test 1 passed: YAML with 'device_id' loaded successfully")
+        print(f"  Device ID: {devices[0]['device_id']}")
+        return True
+    except Exception as e:
+        print(f"✗ Test 1 failed: {e}")
+        return False
+    finally:
+        temp_path.unlink()
+
+
+def test_id_format():
+    """Test YAML with 'id' key (legacy format)."""
+    yaml_content = """version: 1
+
+mqtt:
+  broker: "172.16.2.16"
+  port: 1883
+  client_id: "test"
+
+redis:
+  url: "redis://localhost:6379/8"
+  channel: "ui:updates"
+
+devices:
+  - id: test_lampe
+    type: light
+    cap_version: "light@1.2.0"
+    technology: zigbee2mqtt
+    features:
+      power: true
+    topics:
+      set: "vendor/test_lampe/set"
+      state: "vendor/test_lampe/state"
+"""
+    
+    with tempfile.NamedTemporaryFile(mode='w', suffix='.yaml', delete=False) as f:
+        f.write(yaml_content)
+        temp_path = Path(f.name)
+    
+    try:
+        config = load_config(temp_path)
+        devices = config.get("devices", [])
+        validate_devices(devices)
+        print("✓ Test 2 passed: YAML with 'id' loaded successfully")
+        print(f"  Device ID: {devices[0]['device_id']}")
+        return True
+    except Exception as e:
+        print(f"✗ Test 2 failed: {e}")
+        return False
+    finally:
+        temp_path.unlink()
+
+
+def test_missing_id():
+    """Test YAML without 'id' or 'device_id' key."""
+    yaml_content = """version: 1
+
+mqtt:
+  broker: "172.16.2.16"
+  port: 1883
+
+devices:
+  - type: light
+    cap_version: "light@1.2.0"
+    technology: zigbee2mqtt
+    topics:
+      set: "vendor/test_lampe/set"
+      state: "vendor/test_lampe/state"
+"""
+    
+    with tempfile.NamedTemporaryFile(mode='w', suffix='.yaml', delete=False) as f:
+        f.write(yaml_content)
+        temp_path = Path(f.name)
+    
+    try:
+        config = load_config(temp_path)
+        devices = config.get("devices", [])
+        validate_devices(devices)
+        print("✗ Test 3 failed: Should have raised ValueError for missing device_id")
+        return False
+    except ValueError as e:
+        if "requires 'id' or 'device_id'" in str(e):
+            print(f"✓ Test 3 passed: Correct error for missing device_id")
+            print(f"  Error: {e}")
+            return True
+        else:
+            print(f"✗ Test 3 failed: Wrong error message: {e}")
+            return False
+    except Exception as e:
+        print(f"✗ Test 3 failed: Unexpected error: {e}")
+        return False
+    finally:
+        temp_path.unlink()
+
+
+def test_missing_topics_set():
+    """Test YAML without 'topics.set'."""
+    yaml_content = """version: 1
+
+mqtt:
+  broker: "172.16.2.16"
+  port: 1883
+
+devices:
+  - device_id: test_lampe
+    type: light
+    cap_version: "light@1.2.0"
+    technology: zigbee2mqtt
+    topics:
+      state: "vendor/test_lampe/state"
+"""
+    
+    with tempfile.NamedTemporaryFile(mode='w', suffix='.yaml', delete=False) as f:
+        f.write(yaml_content)
+        temp_path = Path(f.name)
+    
+    try:
+        config = load_config(temp_path)
+        devices = config.get("devices", [])
+        validate_devices(devices)
+        print("✗ Test 4 failed: Should have raised ValueError for missing topics.set")
+        return False
+    except ValueError as e:
+        if "missing 'topics.set'" in str(e):
+            print(f"✓ Test 4 passed: Correct error for missing topics.set")
+            print(f"  Error: {e}")
+            return True
+        else:
+            print(f"✗ Test 4 failed: Wrong error message: {e}")
+            return False
+    except Exception as e:
+        print(f"✗ Test 4 failed: Unexpected error: {e}")
+        return False
+    finally:
+        temp_path.unlink()
+
+
+def test_missing_topics_state():
+    """Test YAML without 'topics.state'."""
+    yaml_content = """version: 1
+
+mqtt:
+  broker: "172.16.2.16"
+  port: 1883
+
+devices:
+  - device_id: test_lampe
+    type: light
+    cap_version: "light@1.2.0"
+    technology: zigbee2mqtt
+    topics:
+      set: "vendor/test_lampe/set"
+"""
+    
+    with tempfile.NamedTemporaryFile(mode='w', suffix='.yaml', delete=False) as f:
+        f.write(yaml_content)
+        temp_path = Path(f.name)
+    
+    try:
+        config = load_config(temp_path)
+        devices = config.get("devices", [])
+        validate_devices(devices)
+        print("✗ Test 5 failed: Should have raised ValueError for missing topics.state")
+        return False
+    except ValueError as e:
+        if "missing 'topics.state'" in str(e):
+            print(f"✓ Test 5 passed: Correct error for missing topics.state")
+            print(f"  Error: {e}")
+            return True
+        else:
+            print(f"✗ Test 5 failed: Wrong error message: {e}")
+            return False
+    except Exception as e:
+        print(f"✗ Test 5 failed: Unexpected error: {e}")
+        return False
+    finally:
+        temp_path.unlink()
+
+
+def main():
+    """Run all tests."""
+    print("Testing Configuration Loader")
+    print("=" * 60)
+    
+    tests = [
+        test_device_id_format,
+        test_id_format,
+        test_missing_id,
+        test_missing_topics_set,
+        test_missing_topics_state,
+    ]
+    
+    results = []
+    for test in tests:
+        results.append(test())
+        print()
+    
+    print("=" * 60)
+    passed = sum(results)
+    total = len(results)
+    print(f"Results: {passed}/{total} tests passed")
+    
+    return 0 if all(results) else 1
+
+
+if __name__ == "__main__":
+    sys.exit(main())