创建项目及AI生成基本代码

internal/protocol/__init__.py

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+# 协议处理模块
+# 处理与各种通信协议相关的功能

internal/protocol/base.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+"""
+协议处理基类模块
+"""
+
+import logging
+from abc import ABC, abstractmethod
+
+# 配置日志
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+
+class ProtocolHandler(ABC):
+    """协议处理基类"""
+    
+    def __init__(self, config):
+        """
+        初始化协议处理器
+        
+        Args:
+            config: 配置对象
+        """
+        self.config = config
+        self.device_manager = None
+        logger.info(f"初始化 {self.__class__.__name__}")
+    
+    @abstractmethod
+    def initialize(self):
+        """初始化协议处理器"""
+        pass
+    
+    @abstractmethod
+    def send_command(self, command, data):
+        """
+        发送命令到设备
+        
+        Args:
+            command (str): 命令类型
+            data (dict): 命令数据
+            
+        Returns:
+            dict: 命令执行结果
+        """
+        pass
+    
+    @abstractmethod
+    def receive_response(self):
+        """
+        接收设备响应
+        
+        Returns:
+            dict: 设备响应数据
+        """
+        pass

internal/protocol/coap/__init__.py

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+# CoAP协议处理模块
+# 处理受限应用协议，轻量级的RESTful协议，适用于资源受限设备

internal/protocol/lora/__init__.py

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+# LoRa协议处理模块
+# 处理LoRa物理层通信相关功能
+
+from .handler import LoRaHandler
+
+__all__ = ['LoRaHandler']

internal/protocol/lora/handler.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+"""
+LoRa协议处理模块
+处理LoRa物理层通信相关功能
+支持四级结构：平台->中继->区域主控->普通设备
+"""
+
+import logging
+import time
+import random
+from ..base import ProtocolHandler
+
+# 配置日志
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+
+class LoRaHandler(ProtocolHandler):
+    """LoRa协议处理器"""
+    
+    def __init__(self, config):
+        """
+        初始化LoRa协议处理器
+        
+        Args:
+            config: 配置对象
+        """
+        super().__init__(config)
+        self.initialized = False
+        logger.info("初始化LoRa协议处理器")
+    
+    def initialize(self):
+        """初始化LoRa协议处理器"""
+        logger.info("开始初始化LoRa通信")
+        
+        # 模拟LoRa硬件初始化
+        time.sleep(0.5)
+        self.initialized = True
+        
+        # 如果启用模拟模式，初始化设备管理器
+        if self.config.simulation_enabled:
+            from internal.simulation import DeviceManager, AreaController, NormalDevice
+            self.device_manager = DeviceManager()
+            
+            # 根据配置创建模拟区域主控设备
+            controllers = {}
+            for controller_config in self.config.simulation_controllers:
+                controller = AreaController(
+                    device_id=controller_config['id'],
+                    lora_address=controller_config['lora_address'],
+                    status=controller_config.get('status', 'stopped')
+                )
+                self.device_manager.add_controller(controller)
+                controllers[controller.device_id] = controller
+            
+            # 根据配置创建模拟普通设备，并关联到区域主控
+            for device_config in self.config.simulation_devices:
+                device = NormalDevice(
+                    device_id=device_config['id'],
+                    device_type=device_config['type'],
+                    rs485_bus=device_config['rs485_bus'],
+                    rs485_address=device_config['rs485_address'],
+                    controller_id=device_config['controller_id'],
+                    status=device_config.get('status', 'stopped')
+                )
+                self.device_manager.add_device(device)
+                
+                # 将设备添加到对应的区域主控中
+                controller_id = device_config['controller_id']
+                if controller_id in controllers:
+                    controllers[controller_id].add_device(device)
+            
+            logger.info(f"模拟模式已启用，创建了 {len(controllers)} 个区域主控和 {len(self.config.simulation_devices)} 个普通设备")
+        else:
+            logger.info("真实模式，需要连接LoRa硬件")
+        
+        logger.info("LoRa协议处理器初始化完成")
+    
+    def send_command(self, command, data):
+        """
+        通过LoRa发送命令到设备
+        
+        Args:
+            command (str): 命令类型
+            data (dict): 命令数据
+            
+        Returns:
+            dict: 命令执行结果
+        """
+        if not self.initialized:
+            logger.error("LoRa协议处理器未初始化")
+            return {
+                "status": "failed",
+                "message": "LoRa协议处理器未初始化"
+            }
+        
+        logger.info(f"通过LoRa发送命令: {command}, 数据: {data}")
+        
+        # 如果启用模拟模式，直接处理命令
+        if self.config.simulation_enabled and self.device_manager:
+            result = self._handle_simulated_command(command, data)
+            logger.info(f"模拟命令处理结果: {result}")
+            return result
+        
+        # 真实模式下需要实际发送命令到LoRa设备
+        logger.info("真实模式下发送命令到LoRa设备")
+        # 这里应该是实际的LoRa通信代码
+        # 暂时返回模拟响应
+        time.sleep(0.1)  # 模拟通信延迟
+        return {
+            "status": "success" if random.choice([True, False]) else "failed",
+            "message": "命令发送成功" if random.choice([True, False]) else "命令发送失败",
+            "data": {
+                "device_id": data.get("device_id", "unknown"),
+                "timestamp": time.time()
+            }
+        }
+    
+    def receive_response(self):
+        """
+        从LoRa接收设备响应
+        
+        Returns:
+            dict: 设备响应数据
+        """
+        if not self.initialized:
+            logger.error("LoRa协议处理器未初始化")
+            return {
+                "status": "failed",
+                "message": "LoRa协议处理器未初始化"
+            }
+        
+        logger.info("从LoRa接收设备响应")
+        
+        # 如果启用模拟模式，返回模拟响应
+        if self.config.simulation_enabled and self.device_manager:
+            # 在模拟模式下，我们假设命令已经直接处理完成，不需要单独接收响应
+            logger.info("模拟模式下命令已直接处理完成")
+            return {
+                "status": "success",
+                "message": "模拟响应",
+                "data": {}
+            }
+        
+        # 真实模式下需要实际从LoRa设备接收响应
+        logger.info("真实模式下从LoRa设备接收响应")
+        # 这里应该是实际的LoRa通信代码
+        # 暂时返回模拟响应
+        time.sleep(0.1)  # 模拟通信延迟
+        return {
+            "status": "success",
+            "message": "接收响应成功",
+            "data": {
+                "response_data": "sample_data",
+                "timestamp": time.time()
+            }
+        }
+    
+    def _handle_simulated_command(self, command, data):
+        """
+        处理模拟命令
+        
+        Args:
+            command (str): 命令类型
+            data (dict): 命令数据
+            
+        Returns:
+            dict: 命令执行结果
+        """
+        logger.info(f"处理模拟命令: {command}")
+        
+        if command == "control_device":
+            device_id = data.get("device_id")
+            action = data.get("action")
+            return self.device_manager.control_device(device_id, action)
+        elif command == "query_device_status":
+            device_id = data.get("device_id")
+            return self.device_manager.query_device_status(device_id)
+        elif command == "query_all_device_status":
+            statuses = self.device_manager.query_all_device_status()
+            return {
+                "status": "success",
+                "message": "查询所有设备状态成功",
+                "data": statuses
+            }
+        else:
+            return {
+                "status": "failed",
+                "message": f"不支持的命令: {command}"
+            }

internal/protocol/lorawan/__init__.py

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+# LoRaWAN协议处理模块
+# 处理基于LoRa物理层的广域网协议功能，包括设备认证、加密和网络管理

internal/protocol/lwm2m/__init__.py

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+# LwM2M协议处理模块
+# 处理轻量级机器到机器协议，提供设备管理、固件更新等功能

internal/protocol/senml/__init__.py

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+# SenML数据格式处理模块
+# 处理传感器标记语言，标准化的传感器数据表示格式

internal/protocol/websocket/__init__.py

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+# WebSocket通信处理模块
+# 处理与猪场主控的WebSocket通信
+
+from .client import WebSocketClient
+
+__all__ = ['WebSocketClient']

internal/protocol/websocket/client.py

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+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+"""
+WebSocket客户端模块
+用于与平台建立WebSocket连接并处理通信
+"""
+
+import asyncio
+import json
+import logging
+import websockets
+from datetime import datetime
+from urllib.parse import urlencode
+
+from config import config
+
+# 配置日志
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+
+class WebSocketClient:
+    """WebSocket客户端类"""
+    
+    def __init__(self, relay_service):
+        """
+        初始化WebSocket客户端
+        
+        Args:
+            relay_service: 中继器服务实例
+        """
+        self.relay_service = relay_service
+        self.device_id = config._config.get('relay', {}).get('device_id', '1')
+        self.host = config._config.get('websocket', {}).get('host', 'localhost')
+        self.port = config._config.get('websocket', {}).get('port', 8086)
+        self.timeout = config._config.get('websocket', {}).get('timeout', 5)
+        self.websocket = None
+        self.connected = False
+        self.running = False
+        
+        logger.info(f"初始化WebSocket客户端: device_id={self.device_id}, host={self.host}, port={self.port}")
+    
+    async def connect(self):
+        """建立WebSocket连接"""
+        try:
+            # 构建连接URL
+            params = urlencode({'device_id': self.device_id})
+            uri = f"ws://{self.host}:{self.port}/ws/device?{params}"
+            
+            logger.info(f"正在连接到平台: {uri}")
+            
+            # 建立WebSocket连接（移除了timeout参数以兼容新版本websockets库）
+            self.websocket = await websockets.connect(uri)
+            self.connected = True
+            self.running = True
+            
+            logger.info("成功连接到平台")
+            return True
+            
+        except Exception as e:
+            logger.error(f"连接平台失败: {e}")
+            self.connected = False
+            return False
+    
+    async def disconnect(self):
+        """断开WebSocket连接"""
+        logger.info("断开WebSocket连接")
+        self.running = False
+        
+        if self.websocket:
+            await self.websocket.close()
+            self.websocket = None
+            
+        self.connected = False
+        logger.info("WebSocket连接已断开")
+    
+    async def send_message(self, message):
+        """
+        发送消息到平台
+        
+        Args:
+            message (dict): 要发送的消息
+        """
+        if not self.connected or not self.websocket:
+            logger.warning("WebSocket未连接，无法发送消息")
+            return False
+        
+        try:
+            message_str = json.dumps(message, ensure_ascii=False)
+            await self.websocket.send(message_str)
+            logger.debug(f"发送消息到平台: {message_str}")
+            return True
+        except Exception as e:
+            logger.error(f"发送消息失败: {e}")
+            return False
+    
+    async def listen(self):
+        """监听平台消息"""
+        if not self.connected or not self.websocket:
+            logger.error("WebSocket未连接，无法监听消息")
+            return
+        
+        logger.info("开始监听平台消息")
+        
+        try:
+            async for message in self.websocket:
+                try:
+                    # 解析收到的消息
+                    message_data = json.loads(message)
+                    logger.info(f"收到平台消息: {message_data}")
+                    
+                    # 将消息传递给中继器服务处理
+                    self.relay_service.handle_platform_command(message)
+                    
+                except json.JSONDecodeError as e:
+                    logger.error(f"解析平台消息失败: {e}")
+                except Exception as e:
+                    logger.error(f"处理平台消息时发生错误: {e}")
+                    
+        except websockets.exceptions.ConnectionClosed:
+            logger.warning("WebSocket连接已关闭")
+            self.connected = False
+        except Exception as e:
+            logger.error(f"监听平台消息时发生错误: {e}")
+            self.connected = False
+    
+    async def send_heartbeat(self):
+        """发送心跳消息"""
+        if not self.connected:
+            return False
+        
+        heartbeat_msg = {
+            "type": "heartbeat",
+            "device_id": self.device_id,
+            "timestamp": datetime.utcnow().isoformat() + 'Z'
+        }
+        
+        return await self.send_message(heartbeat_msg)
+    
+    def is_connected(self):
+        """检查是否已连接"""
+        return self.connected