优化
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								schema/device_action_schema.py
									
									
									
									
									
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								schema/device_action_schema.py
									
									
									
									
									
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							| @ -0,0 +1,36 @@ | ||||
| from datetime import datetime | ||||
| from typing import Optional, List | ||||
| from pydantic import BaseModel, Field | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 请求模型(新增记录用,极简) | ||||
| # ------------------------------ | ||||
| class DeviceActionCreate(BaseModel): | ||||
|     """设备操作记录创建模型(0=离线,1=上线)""" | ||||
|     client_ip: str = Field(..., description="客户端IP") | ||||
|     action: int = Field(..., ge=0, le=1, description="操作状态(0=离线,1=上线)") | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 响应模型(单条记录) | ||||
| # ------------------------------ | ||||
| class DeviceActionResponse(BaseModel): | ||||
|     """设备操作记录响应模型(与自增表对齐)""" | ||||
|     id: int = Field(..., description="自增主键ID") | ||||
|     client_ip: Optional[str] = Field(None, description="客户端IP") | ||||
|     action: Optional[int] = Field(None, description="操作状态(0=离线,1=上线)") | ||||
|     created_at: datetime = Field(..., description="记录创建时间") | ||||
|     updated_at: datetime = Field(..., description="记录更新时间") | ||||
|  | ||||
|     # 支持从数据库结果直接转换 | ||||
|     model_config = {"from_attributes": True} | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 列表响应模型(仅含 total + device_actions) | ||||
| # ------------------------------ | ||||
| class DeviceActionListResponse(BaseModel): | ||||
|     """设备操作记录列表(仅核心返回字段)""" | ||||
|     total: int = Field(..., description="总记录数") | ||||
|     device_actions: List[DeviceActionResponse] = Field(..., description="操作记录列表") | ||||
| @ -1,4 +1,3 @@ | ||||
| import hashlib | ||||
| from datetime import datetime | ||||
| from typing import Optional, List, Dict | ||||
|  | ||||
| @ -6,42 +5,31 @@ from pydantic import BaseModel, Field | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 请求模型(前端传参校验) | ||||
| # 请求模型 | ||||
| # ------------------------------ | ||||
| class DeviceCreateRequest(BaseModel): | ||||
|     """设备流信息创建请求模型""" | ||||
|     """设备流信息创建请求模型(与数据库表字段对齐)""" | ||||
|     ip: Optional[str] = Field(..., max_length=100, description="设备IP地址") | ||||
|     hostname: Optional[str] = Field(None, max_length=100, description="设备别名") | ||||
|     params: Optional[Dict] = Field(None, description="设备详细信息") | ||||
|  | ||||
|  | ||||
| def md5_encrypt(text: str) -> str: | ||||
|     """对字符串进行MD5加密""" | ||||
|     if not text: | ||||
|         return "" | ||||
|     md5_hash = hashlib.md5() | ||||
|     md5_hash.update(text.encode('utf-8')) | ||||
|     return md5_hash.hexdigest() | ||||
|     params: Optional[Dict] = Field(None, description="设备详细信息(JSON格式)") | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 响应模型(后端返回设备数据) | ||||
| # 响应模型(后端返回数据)- 严格对齐数据库表字段 | ||||
| # ------------------------------ | ||||
| class DeviceResponse(BaseModel): | ||||
|     """设备流信息响应模型(字段与表结构完全对齐)""" | ||||
|     id: int = Field(..., description="设备ID") | ||||
|     """设备流信息响应模型(与数据库表字段完全一致)""" | ||||
|     id: int = Field(..., description="设备主键ID") | ||||
|     client_ip: Optional[str] = Field(None, max_length=100, description="设备IP地址") | ||||
|     hostname: Optional[str] = Field(None, max_length=100, description="设备别名") | ||||
|     rtmp_push_url: Optional[str] = Field(None, description="需要推送的RTMP地址") | ||||
|     live_webrtc_url: Optional[str] = Field(None, description="直播的Webrtc地址") | ||||
|     detection_webrtc_url: Optional[str] = Field(None, description="检测的Webrtc地址") | ||||
|     device_online_status: int = Field(..., description="设备在线状态(1-在线、0-离线)") | ||||
|     device_type: Optional[str] = Field(None, description="设备类型") | ||||
|     alarm_count: int = Field(..., description="报警次数") | ||||
|     params: Optional[str] = Field(None, description="设备详细信息") | ||||
|     params: Optional[str] = Field(None, description="设备详细信息(JSON字符串)") | ||||
|     created_at: datetime = Field(..., description="记录创建时间") | ||||
|     updated_at: datetime = Field(..., description="记录更新时间") | ||||
|  | ||||
|     # 支持从数据库查询结果转换 | ||||
|     # 支持从数据库查询结果直接转换 | ||||
|     model_config = {"from_attributes": True} | ||||
|  | ||||
|  | ||||
|  | ||||
							
								
								
									
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								service/device_action_service.py
									
									
									
									
									
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										119
									
								
								service/device_action_service.py
									
									
									
									
									
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							| @ -0,0 +1,119 @@ | ||||
| from fastapi import APIRouter, Query | ||||
| from mysql.connector import Error as MySQLError | ||||
|  | ||||
| from ds.db import db | ||||
| from schema.device_action_schema import ( | ||||
|     DeviceActionCreate, | ||||
|     DeviceActionResponse, | ||||
|     DeviceActionListResponse | ||||
| ) | ||||
| from schema.response_schema import APIResponse | ||||
|  | ||||
|  | ||||
| # 路由配置 | ||||
| router = APIRouter( | ||||
|     prefix="/device/actions", | ||||
|     tags=["设备操作记录"] | ||||
| ) | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 内部方法:新增设备操作记录(适配id自增) | ||||
| # ------------------------------ | ||||
| def add_device_action(action_data: DeviceActionCreate) -> DeviceActionResponse: | ||||
|     """ | ||||
|     新增设备操作记录(内部方法,非接口) | ||||
|     :param action_data: 含client_ip和action(0/1) | ||||
|     :return: 新增的完整记录 | ||||
|     """ | ||||
|     conn = None | ||||
|     cursor = None | ||||
|     try: | ||||
|         conn = db.get_connection() | ||||
|         cursor = conn.cursor(dictionary=True) | ||||
|  | ||||
|         # 插入SQL(id自增,依赖数据库自动生成) | ||||
|         insert_query = """ | ||||
|             INSERT INTO device_action  | ||||
|             (client_ip, action, created_at, updated_at) | ||||
|             VALUES (%s, %s, CURRENT_TIMESTAMP, CURRENT_TIMESTAMP) | ||||
|         """ | ||||
|         cursor.execute(insert_query, ( | ||||
|             action_data.client_ip, | ||||
|             action_data.action | ||||
|         )) | ||||
|         conn.commit() | ||||
|  | ||||
|         # 获取新增记录(通过自增ID查询) | ||||
|         new_id = cursor.lastrowid | ||||
|         cursor.execute("SELECT * FROM device_action WHERE id = %s", (new_id,)) | ||||
|         new_action = cursor.fetchone() | ||||
|  | ||||
|         return DeviceActionResponse(**new_action) | ||||
|  | ||||
|     except MySQLError as e: | ||||
|         if conn: | ||||
|             conn.rollback() | ||||
|         raise Exception(f"新增记录失败:{str(e)}") from e | ||||
|     finally: | ||||
|         db.close_connection(conn, cursor) | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 接口:分页查询操作记录列表(仅返回 total + device_actions) | ||||
| # ------------------------------ | ||||
| @router.get("/list", response_model=APIResponse, summary="分页查询设备操作记录") | ||||
| async def get_device_action_list( | ||||
|         page: int = Query(1, ge=1, description="页码,默认1"), | ||||
|         page_size: int = Query(10, ge=1, le=100, description="每页条数,1-100"), | ||||
|         client_ip: str = Query(None, description="按客户端IP筛选"), | ||||
|         action: int = Query(None, ge=0, le=1, description="按状态筛选(0=离线,1=上线)") | ||||
| ): | ||||
|     conn = None | ||||
|     cursor = None | ||||
|     try: | ||||
|         conn = db.get_connection() | ||||
|         cursor = conn.cursor(dictionary=True) | ||||
|  | ||||
|         # 1. 构建筛选条件(参数化查询,避免注入) | ||||
|         where_clause = [] | ||||
|         params = [] | ||||
|         if client_ip: | ||||
|             where_clause.append("client_ip = %s") | ||||
|             params.append(client_ip) | ||||
|         if action is not None: | ||||
|             where_clause.append("action = %s") | ||||
|             params.append(action) | ||||
|  | ||||
|         # 2. 查询总记录数(用于返回 total) | ||||
|         count_sql = "SELECT COUNT(*) AS total FROM device_action" | ||||
|         if where_clause: | ||||
|             count_sql += " WHERE " + " AND ".join(where_clause) | ||||
|         cursor.execute(count_sql, params) | ||||
|         total = cursor.fetchone()["total"] | ||||
|  | ||||
|         # 3. 分页查询记录(按创建时间倒序,确保最新记录在前) | ||||
|         offset = (page - 1) * page_size | ||||
|         list_sql = "SELECT * FROM device_action" | ||||
|         if where_clause: | ||||
|             list_sql += " WHERE " + " AND ".join(where_clause) | ||||
|         list_sql += " ORDER BY created_at DESC LIMIT %s OFFSET %s" | ||||
|         params.extend([page_size, offset])  # 追加分页参数(page/page_size仅用于查询,不返回) | ||||
|  | ||||
|         cursor.execute(list_sql, params) | ||||
|         action_list = cursor.fetchall() | ||||
|  | ||||
|         # 4. 仅返回 total + device_actions | ||||
|         return APIResponse( | ||||
|             code=200, | ||||
|             message="查询成功", | ||||
|             data=DeviceActionListResponse( | ||||
|                 total=total, | ||||
|                 device_actions=[DeviceActionResponse(**item) for item in action_list] | ||||
|             ) | ||||
|         ) | ||||
|  | ||||
|     except MySQLError as e: | ||||
|         raise Exception(f"查询记录失败:{str(e)}") from e | ||||
|     finally: | ||||
|         db.close_connection(conn, cursor) | ||||
| @ -1,25 +1,11 @@ | ||||
| import json | ||||
| import threading | ||||
| import time | ||||
|  | ||||
| from fastapi import HTTPException, Query, APIRouter, Depends, Request | ||||
| from fastapi import APIRouter, Query, HTTPException | ||||
| from mysql.connector import Error as MySQLError | ||||
|  | ||||
| from ds.config import LIVE_CONFIG | ||||
| from ds.db import db | ||||
| from middle.auth_middleware import get_current_user | ||||
| # 注意:导入的Schema已更新字段 | ||||
| from schema.device_schema import ( | ||||
|     DeviceCreateRequest, | ||||
|     DeviceResponse, | ||||
|     DeviceListResponse, | ||||
|     md5_encrypt | ||||
| ) | ||||
| from schema.device_schema import DeviceCreateRequest, DeviceResponse, DeviceListResponse | ||||
| from schema.response_schema import APIResponse | ||||
| from schema.user_schema import UserResponse | ||||
|  | ||||
| # 导入之前封装的WEBRTC处理函数 | ||||
| from core.rtmp import rtmp_pull_video_stream | ||||
|  | ||||
| router = APIRouter( | ||||
|     prefix="/devices", | ||||
| @ -27,65 +13,128 @@ router = APIRouter( | ||||
| ) | ||||
|  | ||||
|  | ||||
| # 在后台线程中运行WEBRTC处理 | ||||
| def run_webrtc_processing(ip, webrtc_url): | ||||
|     try: | ||||
|         print(f"开始处理来自设备 {ip} 的WEBRTC流: {webrtc_url}") | ||||
|         rtmp_pull_video_stream(webrtc_url) | ||||
|     except Exception as e: | ||||
|         print(f"WEBRTC处理出错: {str(e)}") | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 1. 创建设备信息 | ||||
| # 内部工具方法 - 通过客户端IP增加设备报警次数 | ||||
| # ------------------------------ | ||||
| @router.post("/add", response_model=APIResponse, summary="创建设备信息") | ||||
| async def create_device(request: Request, device_data: DeviceCreateRequest): | ||||
| def increment_alarm_count_by_ip(client_ip: str) -> bool: | ||||
|     """ | ||||
|     通过客户端IP增加设备的报警次数(内部服务方法) | ||||
|  | ||||
|     :param client_ip: 客户端IP地址 | ||||
|     :return: 操作是否成功 | ||||
|     """ | ||||
|     if not client_ip: | ||||
|         raise ValueError("客户端IP不能为空") | ||||
|  | ||||
|     conn = None | ||||
|     cursor = None | ||||
|     try: | ||||
|         conn = db.get_connection() | ||||
|         cursor = conn.cursor(dictionary=True) | ||||
|  | ||||
|         # 检查设备是否存在 | ||||
|         cursor.execute("SELECT id FROM devices WHERE client_ip = %s", (client_ip,)) | ||||
|         if not cursor.fetchone(): | ||||
|             raise ValueError(f"客户端IP为 {client_ip} 的设备不存在") | ||||
|  | ||||
|         # 报警次数加1,并更新时间戳 | ||||
|         update_query = """ | ||||
|             UPDATE devices  | ||||
|             SET alarm_count = alarm_count + 1,  | ||||
|                 updated_at = CURRENT_TIMESTAMP  | ||||
|             WHERE client_ip = %s | ||||
|         """ | ||||
|         cursor.execute(update_query, (client_ip,)) | ||||
|         conn.commit() | ||||
|  | ||||
|         return True | ||||
|     except MySQLError as e: | ||||
|         if conn: | ||||
|             conn.rollback() | ||||
|         raise Exception(f"更新报警次数失败:{str(e)}") from e | ||||
|     finally: | ||||
|         db.close_connection(conn, cursor) | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 内部工具方法 - 通过客户端IP更新设备在线状态 | ||||
| # ------------------------------ | ||||
| def update_online_status_by_ip(client_ip: str, online_status: int) -> bool: | ||||
|     """ | ||||
|     通过客户端IP更新设备的在线状态(内部服务方法) | ||||
|  | ||||
|     :param client_ip: 客户端IP地址 | ||||
|     :param online_status: 在线状态(1-在线、0-离线) | ||||
|     :return: 操作是否成功 | ||||
|     """ | ||||
|     if not client_ip: | ||||
|         raise ValueError("客户端IP不能为空") | ||||
|  | ||||
|     # 验证状态值有效性 | ||||
|     if online_status not in (0, 1): | ||||
|         raise ValueError("在线状态必须是0(离线)或1(在线)") | ||||
|  | ||||
|     conn = None | ||||
|     cursor = None | ||||
|     try: | ||||
|         conn = db.get_connection() | ||||
|         cursor = conn.cursor(dictionary=True) | ||||
|  | ||||
|         # 检查设备是否存在 | ||||
|         cursor.execute("SELECT id FROM devices WHERE client_ip = %s", (client_ip,)) | ||||
|         if not cursor.fetchone(): | ||||
|             raise ValueError(f"客户端IP为 {client_ip} 的设备不存在") | ||||
|  | ||||
|         # 更新在线状态和时间戳 | ||||
|         update_query = """ | ||||
|             UPDATE devices  | ||||
|             SET device_online_status = %s,  | ||||
|                 updated_at = CURRENT_TIMESTAMP  | ||||
|             WHERE client_ip = %s | ||||
|         """ | ||||
|         cursor.execute(update_query, (online_status, client_ip)) | ||||
|         conn.commit() | ||||
|  | ||||
|         return True | ||||
|     except MySQLError as e: | ||||
|         if conn: | ||||
|             conn.rollback() | ||||
|         raise Exception(f"更新设备在线状态失败:{str(e)}") from e | ||||
|     finally: | ||||
|         db.close_connection(conn, cursor) | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 原有接口保持不变 | ||||
| # ------------------------------ | ||||
| @router.post("/add", response_model=APIResponse, summary="创建设备信息") | ||||
| async def create_device(device_data: DeviceCreateRequest): | ||||
|     # 原有代码保持不变 | ||||
|     conn = None | ||||
|     cursor = None | ||||
|     try: | ||||
|         conn = db.get_connection() | ||||
|         cursor = conn.cursor(dictionary=True) | ||||
|  | ||||
|         # 检查client_ip是否已存在 | ||||
|         cursor.execute("SELECT * FROM devices WHERE client_ip = %s", (device_data.ip,)) | ||||
|         existing_device = cursor.fetchone() | ||||
|         if existing_device: | ||||
|             # 设备创建成功后,在后台线程启动WEBRTC流处理 | ||||
|             threading.Thread( | ||||
|                 target=run_webrtc_processing, | ||||
|                 # args=(device_data.ip, existing_device["live_webrtc_url"]), | ||||
|                 args=(device_data.ip, existing_device["rtmp_push_url"]), | ||||
|  | ||||
|                 daemon=True  # 设为守护线程,主程序退出时自动结束 | ||||
|             ).start() | ||||
|             # IP已存在时返回该设备信息 | ||||
|             # 更新设备状态为在线 | ||||
|             update_online_status_by_ip(client_ip=device_data.ip, online_status=1) | ||||
|             # 返回信息 | ||||
|             return APIResponse( | ||||
|                 code=200, | ||||
|                 message=f"客户端IP {device_data.ip} 已存在", | ||||
|                 message=f"设备IP {device_data.ip} 已存在,返回已有设备信息", | ||||
|                 data=DeviceResponse(**existing_device) | ||||
|             ) | ||||
|  | ||||
|         # 获取RTMP URL和WEBRTC URL配置 | ||||
|         rtmp_url = str(LIVE_CONFIG.get("rtmp_url", "")) | ||||
|         webrtc_url = str(LIVE_CONFIG.get("webrtc_url", "")) | ||||
|  | ||||
|         # 将设备详细信息(params)转换为JSON字符串 | ||||
|         device_params_json = json.dumps(device_data.params) if device_data.params else None | ||||
|  | ||||
|         # 对JSON字符串进行MD5加密 | ||||
|         device_md5 = md5_encrypt(device_params_json) if device_params_json else "" | ||||
|  | ||||
|         # 解析User-Agent获取设备类型 | ||||
|         from fastapi import Request | ||||
|         request = Request(scope={"type": "http"}) | ||||
|         user_agent = request.headers.get("User-Agent", "").lower() | ||||
|  | ||||
|         # 优先处理User-Agent为default的情况 | ||||
|         if user_agent == "default": | ||||
|             # 检查params中是否存在os键 | ||||
|             if device_data.params and isinstance(device_data.params, dict) and "os" in device_data.params: | ||||
|                 device_type = device_data.params["os"] | ||||
|             else: | ||||
|                 device_type = "unknown" | ||||
|             device_type = device_data.params.get("os") if ( | ||||
|                     device_data.params and isinstance(device_data.params, dict)) else "unknown" | ||||
|         elif "windows" in user_agent: | ||||
|             device_type = "windows" | ||||
|         elif "android" in user_agent: | ||||
| @ -95,22 +144,16 @@ async def create_device(request: Request, device_data: DeviceCreateRequest): | ||||
|         else: | ||||
|             device_type = "unknown" | ||||
|  | ||||
|         # 构建完整的WEBRTC URL | ||||
|         full_webrtc_url = webrtc_url + device_md5 | ||||
|         device_params_json = json.dumps(device_data.params) if device_data.params else None | ||||
|  | ||||
|         # SQL插入语句 | ||||
|         insert_query = """ | ||||
|             INSERT INTO devices  | ||||
|             (client_ip, hostname, rtmp_push_url, live_webrtc_url, detection_webrtc_url,  | ||||
|              device_online_status, device_type, alarm_count, params) | ||||
|             VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s) | ||||
|             (client_ip, hostname, device_online_status, device_type, alarm_count, params) | ||||
|             VALUES (%s, %s, %s, %s, %s, %s) | ||||
|         """ | ||||
|         cursor.execute(insert_query, ( | ||||
|             device_data.ip, | ||||
|             device_data.hostname, | ||||
|             rtmp_url + device_md5, | ||||
|             full_webrtc_url,  # 存储完整的WEBRTC URL | ||||
|             "", | ||||
|             1, | ||||
|             device_type, | ||||
|             0, | ||||
| @ -118,28 +161,22 @@ async def create_device(request: Request, device_data: DeviceCreateRequest): | ||||
|         )) | ||||
|         conn.commit() | ||||
|  | ||||
|         # 获取刚创建的设备信息 | ||||
|         device_id = cursor.lastrowid | ||||
|         cursor.execute("SELECT * FROM devices WHERE id = %s", (device_id,)) | ||||
|         device = cursor.fetchone() | ||||
|         new_device = cursor.fetchone() | ||||
|  | ||||
|         # 设备创建成功后,在后台线程启动WEBRTC流处理 | ||||
|         threading.Thread( | ||||
|             target=run_webrtc_processing, | ||||
|             args=(device_data.ip, full_webrtc_url), | ||||
|             daemon=True  # 设为守护线程,主程序退出时自动结束 | ||||
|         ).start() | ||||
|         return APIResponse( | ||||
|             code=200, | ||||
|             message="设备创建成功,已开始处理WEBRTC流", | ||||
|             data=DeviceResponse(**device) | ||||
|             message="设备创建成功", | ||||
|             data=DeviceResponse(**new_device) | ||||
|         ) | ||||
|  | ||||
|     except MySQLError as e: | ||||
|         if conn: | ||||
|             conn.rollback() | ||||
|         raise Exception(f"创建设备失败:{str(e)}") from e | ||||
|     except json.JSONDecodeError as e: | ||||
|         raise Exception(f"设备信息JSON序列化失败:{str(e)}") from e | ||||
|         raise Exception(f"设备详细信息JSON序列化失败:{str(e)}") from e | ||||
|     except Exception as e: | ||||
|         if conn: | ||||
|             conn.rollback() | ||||
| @ -148,139 +185,56 @@ async def create_device(request: Request, device_data: DeviceCreateRequest): | ||||
|         db.close_connection(conn, cursor) | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 2. 获取设备列表 | ||||
| # ------------------------------ | ||||
| @router.get("/", response_model=APIResponse, summary="获取设备列表") | ||||
| @router.get("/", response_model=APIResponse, summary="获取设备列表(支持筛选分页)") | ||||
| async def get_device_list( | ||||
|         page: int = Query(1, ge=1, description="页码"), | ||||
|         page_size: int = Query(10, ge=1, le=100, description="每页条数"), | ||||
|         device_type: str = Query(None, description="设备类型筛选"), | ||||
|         online_status: int = Query(None, ge=0, le=1, description="在线状态筛选(1-在线、0-离线)") | ||||
|         page: int = Query(1, ge=1, description="页码,默认第1页"), | ||||
|         page_size: int = Query(10, ge=1, le=100, description="每页条数,1-100之间"), | ||||
|         device_type: str = Query(None, description="按设备类型筛选"), | ||||
|         online_status: int = Query(None, ge=0, le=1, description="按在线状态筛选") | ||||
| ): | ||||
|     # 原有代码保持不变 | ||||
|     conn = None | ||||
|     cursor = None | ||||
|     try: | ||||
|         conn = db.get_connection() | ||||
|         cursor = conn.cursor(dictionary=True) | ||||
|  | ||||
|         # 构建查询条件 | ||||
|         where_clause = [] | ||||
|         params = [] | ||||
|  | ||||
|         if device_type: | ||||
|             where_clause.append("device_type = %s") | ||||
|             params.append(device_type) | ||||
|  | ||||
|         if online_status is not None: | ||||
|             where_clause.append("device_online_status = %s") | ||||
|             params.append(online_status) | ||||
|  | ||||
|         # 总条数查询 | ||||
|         count_query = "SELECT COUNT(*) as total FROM devices" | ||||
|         count_query = "SELECT COUNT(*) AS total FROM devices" | ||||
|         if where_clause: | ||||
|             count_query += " WHERE " + " AND ".join(where_clause) | ||||
|  | ||||
|         cursor.execute(count_query, params) | ||||
|         total = cursor.fetchone()["total"] | ||||
|  | ||||
|         # 分页查询(SELECT * 会自动匹配表字段、响应模型已对齐) | ||||
|         offset = (page - 1) * page_size | ||||
|         query = "SELECT * FROM devices" | ||||
|         list_query = "SELECT * FROM devices" | ||||
|         if where_clause: | ||||
|             query += " WHERE " + " AND ".join(where_clause) | ||||
|         query += " ORDER BY id DESC LIMIT %s OFFSET %s" | ||||
|             list_query += " WHERE " + " AND ".join(where_clause) | ||||
|         list_query += " ORDER BY id DESC LIMIT %s OFFSET %s" | ||||
|         params.extend([page_size, offset]) | ||||
|  | ||||
|         cursor.execute(query, params) | ||||
|         devices = cursor.fetchall() | ||||
|  | ||||
|         # 响应模型已更新为params字段、直接转换即可 | ||||
|         device_list = [DeviceResponse(**device) for device in devices] | ||||
|         cursor.execute(list_query, params) | ||||
|         device_list = cursor.fetchall() | ||||
|  | ||||
|         return APIResponse( | ||||
|             code=200, | ||||
|             message="获取设备列表成功", | ||||
|             data=DeviceListResponse(total=total, devices=device_list) | ||||
|             data=DeviceListResponse( | ||||
|                 total=total, | ||||
|                 devices=[DeviceResponse(**device) for device in device_list] | ||||
|             ) | ||||
|         ) | ||||
|  | ||||
|     except MySQLError as e: | ||||
|         raise Exception(f"获取设备列表失败:{str(e)}") from e | ||||
|     finally: | ||||
|         db.close_connection(conn, cursor) | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 3. 获取单个设备详情 | ||||
| # ------------------------------ | ||||
| @router.get("/{device_id}", response_model=APIResponse, summary="获取设备详情") | ||||
| async def get_device_detail( | ||||
|         device_id: int, | ||||
|         current_user: UserResponse = Depends(get_current_user) | ||||
| ): | ||||
|     conn = None | ||||
|     cursor = None | ||||
|     try: | ||||
|         conn = db.get_connection() | ||||
|         cursor = conn.cursor(dictionary=True) | ||||
|  | ||||
|         # 查询设备信息(SELECT * 匹配表字段) | ||||
|         query = "SELECT * FROM devices WHERE id = %s" | ||||
|         cursor.execute(query, (device_id,)) | ||||
|         device = cursor.fetchone() | ||||
|  | ||||
|         if not device: | ||||
|             raise HTTPException( | ||||
|                 status_code=404, | ||||
|                 detail=f"设备ID为 {device_id} 的设备不存在" | ||||
|             ) | ||||
|  | ||||
|         # 响应模型已更新为params字段 | ||||
|         return APIResponse( | ||||
|             code=200, | ||||
|             message="获取设备详情成功", | ||||
|             data=DeviceResponse(**device) | ||||
|         ) | ||||
|     except MySQLError as e: | ||||
|         raise Exception(f"获取设备详情失败:{str(e)}") from e | ||||
|     finally: | ||||
|         db.close_connection(conn, cursor) | ||||
|  | ||||
|  | ||||
| # ------------------------------ | ||||
| # 4. 删除设备信息 | ||||
| # ------------------------------ | ||||
| @router.delete("/{device_id}", response_model=APIResponse, summary="删除设备信息") | ||||
| async def delete_device( | ||||
|         device_id: int, | ||||
|         current_user: UserResponse = Depends(get_current_user) | ||||
| ): | ||||
|     conn = None | ||||
|     cursor = None | ||||
|     try: | ||||
|         conn = db.get_connection() | ||||
|         cursor = conn.cursor(dictionary=True) | ||||
|  | ||||
|         # 检查设备是否存在 | ||||
|         cursor.execute("SELECT id FROM devices WHERE id = %s", (device_id,)) | ||||
|         if not cursor.fetchone(): | ||||
|             raise HTTPException( | ||||
|                 status_code=404, | ||||
|                 detail=f"设备ID为 {device_id} 的设备不存在" | ||||
|             ) | ||||
|  | ||||
|         # 执行删除 | ||||
|         delete_query = "DELETE FROM devices WHERE id = %s" | ||||
|         cursor.execute(delete_query, (device_id,)) | ||||
|         conn.commit() | ||||
|  | ||||
|         return APIResponse( | ||||
|             code=200, | ||||
|             message=f"设备ID为 {device_id} 的设备已成功删除", | ||||
|             data=None | ||||
|         ) | ||||
|     except MySQLError as e: | ||||
|         if conn: | ||||
|             conn.rollback() | ||||
|         raise Exception(f"删除设备失败:{str(e)}") from e | ||||
|     finally: | ||||
|         db.close_connection(conn, cursor) | ||||
|  | ||||
							
								
								
									
										307
									
								
								ws/ws.py
									
									
									
									
									
								
							
							
						
						
									
										307
									
								
								ws/ws.py
									
									
									
									
									
								
							| @ -4,6 +4,9 @@ import json | ||||
| import os | ||||
| from contextlib import asynccontextmanager | ||||
| from typing import Dict, Optional, AsyncGenerator | ||||
| from service.device_service import update_online_status_by_ip, increment_alarm_count_by_ip | ||||
| from service.device_action_service import add_device_action | ||||
| from schema.device_action_schema import DeviceActionCreate | ||||
|  | ||||
| import cv2 | ||||
| import numpy as np | ||||
| @ -11,7 +14,7 @@ from fastapi import WebSocket, APIRouter, WebSocketDisconnect, FastAPI | ||||
|  | ||||
| from ocr.model_violation_detector import MultiModelViolationDetector | ||||
|  | ||||
| # 配置文件相对路径(根据实际目录结构调整) | ||||
| # 配置文件路径(建议实际部署时改为相对路径或环境变量) | ||||
| YOLO_MODEL_PATH = r"D:\Git\bin\video\ocr\models\best.pt" | ||||
| FORBIDDEN_WORDS_PATH = r"D:\Git\bin\video\ocr\forbidden_words.txt" | ||||
| OCR_CONFIG_PATH = r"D:\Git\bin\video\ocr\config\1.yaml" | ||||
| @ -26,265 +29,287 @@ detector = MultiModelViolationDetector( | ||||
|     ocr_confidence_threshold=0.5 | ||||
| ) | ||||
|  | ||||
| # -------------------------- 配置常量 -------------------------- | ||||
| # 配置常量 | ||||
| HEARTBEAT_INTERVAL = 30  # 心跳检查间隔(秒) | ||||
| HEARTBEAT_TIMEOUT = 600  # 客户端超时阈值(秒) | ||||
| WS_ENDPOINT = "/ws"  # WebSocket端点路径 | ||||
| FRAME_QUEUE_SIZE = 1  # 帧队列大小限制(保持1,确保单帧处理) | ||||
|  | ||||
| # -------------------------- 核心数据结构与全局变量 -------------------------- | ||||
| ws_router = APIRouter() | ||||
| FRAME_QUEUE_SIZE = 1  # 帧队列大小限制 | ||||
|  | ||||
|  | ||||
| # 客户端连接封装(包含帧队列) | ||||
| # 工具函数:获取格式化时间字符串(统一时间戳格式) | ||||
| def get_current_time_str() -> str: | ||||
|     return datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S") | ||||
|  | ||||
|  | ||||
| def get_current_time_file_str() -> str: | ||||
|     return datetime.datetime.now().strftime("%Y%m%d_%H%M%S_%f") | ||||
|  | ||||
|  | ||||
| # 客户端连接封装 | ||||
| class ClientConnection: | ||||
|     def __init__(self, websocket: WebSocket, client_ip: str): | ||||
|         self.websocket = websocket | ||||
|         self.client_ip = client_ip | ||||
|         self.last_heartbeat = datetime.datetime.now() | ||||
|         self.frame_queue = asyncio.Queue(maxsize=FRAME_QUEUE_SIZE)  # 帧队列,长度为1 | ||||
|         self.consumer_task: Optional[asyncio.Task] = None  # 消费者任务 | ||||
|         self.frame_queue = asyncio.Queue(maxsize=FRAME_QUEUE_SIZE) | ||||
|         self.consumer_task: Optional[asyncio.Task] = None | ||||
|  | ||||
|     # 更新心跳时间 | ||||
|     def update_heartbeat(self): | ||||
|         """更新心跳时间(客户端发送心跳时调用)""" | ||||
|         self.last_heartbeat = datetime.datetime.now() | ||||
|  | ||||
|     # 检查是否存活(超时返回False) | ||||
|     def is_alive(self) -> bool: | ||||
|         """判断客户端是否存活(心跳超时检查)""" | ||||
|         timeout = (datetime.datetime.now() - self.last_heartbeat).total_seconds() | ||||
|         return timeout < HEARTBEAT_TIMEOUT | ||||
|  | ||||
|     # 启动帧消费任务 | ||||
|     def start_consumer(self): | ||||
|         """启动帧消费任务""" | ||||
|         self.consumer_task = asyncio.create_task(self.consume_frames()) | ||||
|         return self.consumer_task | ||||
|  | ||||
|     # ---------- 新增:发送“允许发送二进制帧”的信号给客户端 ---------- | ||||
|     async def send_allow_send_frame(self): | ||||
|         """向客户端发送JSON信号,通知其可发送下一帧二进制数据""" | ||||
|     async def send_frame_permit(self): | ||||
|         """ | ||||
|         发送「帧发送许可信号」 | ||||
|         通知客户端可发送下一帧图像 | ||||
|         """ | ||||
|         try: | ||||
|             allow_msg = { | ||||
|                 "type": "allow_send_frame",  # 信号类型,与客户端约定 | ||||
|                 "timestamp": datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"), | ||||
|                 "status": "ready",  # 表示服务器已准备好接收下一帧 | ||||
|                 "client_ip": self.client_ip  # 可选:便于客户端确认自身身份 | ||||
|             frame_permit_msg = { | ||||
|                 "type": "frame", | ||||
|                 "timestamp": get_current_time_str(), | ||||
|                 "client_ip": self.client_ip | ||||
|             } | ||||
|             await self.websocket.send_json(allow_msg) | ||||
|             print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{self.client_ip}:已发送「允许发送帧」信号") | ||||
|             await self.websocket.send_json(frame_permit_msg) | ||||
|             print(f"[{get_current_time_str()}] 客户端{self.client_ip}:已发送帧发送许可信号(取帧后立即通知)") | ||||
|         except Exception as e: | ||||
|             # 发送失败大概率是客户端已断开,不影响主流程,仅日志记录 | ||||
|             print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{self.client_ip}:发送「允许发送帧」信号失败 - {str(e)}") | ||||
|             print(f"[{get_current_time_str()}] 客户端{self.client_ip}:帧许可信号发送失败 - {str(e)}") | ||||
|  | ||||
|     # 帧消费协程 | ||||
|     async def consume_frames(self) -> None: | ||||
|         """从队列中获取帧并进行处理,处理完后通知客户端可发送下一帧""" | ||||
|         """消费队列中的帧并处理(核心调整:取帧后立即发许可,再处理帧)""" | ||||
|         try: | ||||
|             while True: | ||||
|                 # 从队列获取帧数据(队列空时会阻塞,等待客户端发送) | ||||
|                 # 1. 从队列取出帧(阻塞直到有帧可用) | ||||
|                 frame_data = await self.frame_queue.get() | ||||
|  | ||||
|                 # -------------------------- 核心修改:取出帧后立即发送下一帧许可 -------------------------- | ||||
|                 await self.send_frame_permit()  # 取帧即通知客户端发下一帧,无需等处理完成 | ||||
|                 # ----------------------------------------------------------------------------------------- | ||||
|  | ||||
|                 try: | ||||
|                     # 处理帧数据 | ||||
|                     # 2. 处理取出的帧(即使处理慢,客户端也已收到许可,可提前准备下一帧) | ||||
|                     await self.process_frame(frame_data) | ||||
|                 finally: | ||||
|                     # 标记任务完成(队列计数-1,此时队列回到空状态) | ||||
|                     # 3. 标记帧任务完成(无论处理成功/失败,都需清理队列) | ||||
|                     self.frame_queue.task_done() | ||||
|                     # ---------- 修改:处理完当前帧后,立即通知客户端可发送下一帧 ---------- | ||||
|                     await self.send_allow_send_frame() | ||||
|  | ||||
|         except asyncio.CancelledError: | ||||
|             print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{self.client_ip}:帧消费任务已取消") | ||||
|             print(f"[{get_current_time_str()}] 客户端{self.client_ip}:帧消费任务已取消") | ||||
|         except Exception as e: | ||||
|             print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{self.client_ip}:帧处理错误 - {str(e)}") | ||||
|             print(f"[{get_current_time_str()}] 客户端{self.client_ip}:帧消费逻辑错误 - {str(e)}") | ||||
|  | ||||
|     async def process_frame(self, frame_data: bytes) -> None: | ||||
|         """处理单帧图像数据(原有逻辑不变)""" | ||||
|         # 将二进制数据转换为NumPy数组(uint8类型) | ||||
|         """处理单帧图像数据(检测违规后发送危险通知 + 调用违规次数加一方法)""" | ||||
|         # 二进制数据转OpenCV图像 | ||||
|         nparr = np.frombuffer(frame_data, np.uint8) | ||||
|         # 解码为图像,返回与cv2.imread相同的格式(BGR通道的ndarray) | ||||
|         img = cv2.imdecode(nparr, cv2.IMREAD_COLOR) | ||||
|         if img is None: | ||||
|             print(f"[{get_current_time_str()}] 客户端{self.client_ip}:无法解析图像数据") | ||||
|             return | ||||
|  | ||||
|         # 确保images文件夹存在 | ||||
|         if not os.path.exists('images'): | ||||
|             os.makedirs('images') | ||||
|  | ||||
|         # 生成唯一的文件名,包含时间戳和客户端IP,避免文件名冲突 | ||||
|         timestamp = datetime.datetime.now().strftime("%Y%m%d_%H%M%S_%f") | ||||
|         filename = f"images/{self.client_ip.replace('.', '_')}_{timestamp}.jpg" | ||||
|         # 确保图像保存目录存在 | ||||
|         os.makedirs('images', exist_ok=True) | ||||
|  | ||||
|         # 保存图像(按IP+时间戳命名,避免冲突) | ||||
|         filename = f"images/{self.client_ip.replace('.', '_')}_{get_current_time_file_str()}.jpg" | ||||
|         try: | ||||
|             # 保存图像到本地 | ||||
|             cv2.imwrite(filename, img) | ||||
|             print(f"[{datetime.datetime.now():%H:%M:%S}] 图像已保存至:{filename}") | ||||
|             print(f"[{get_current_time_str()}] 图像已保存至:{filename}") | ||||
|  | ||||
|             # 进行检测 | ||||
|             if img is not None: | ||||
|             # 执行违规检测 | ||||
|             has_violation, violation_type, details = detector.detect_violations(img) | ||||
|             if has_violation: | ||||
|                     print(f"检测到违规 - 类型: {violation_type}, 详情: {details}") | ||||
|                     # 发送检测结果回客户端(原有逻辑不变) | ||||
|                     await self.websocket.send_json({ | ||||
|                         "type": "detection_result", | ||||
|                         "has_violation": has_violation, | ||||
|                         "violation_type": violation_type, | ||||
|                         "details": details, | ||||
|                         "timestamp": datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S") | ||||
|                     }) | ||||
|                 else: | ||||
|                     print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{self.client_ip}:未检测到任何违规内容") | ||||
|             else: | ||||
|                 print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{self.client_ip}:无法解析图像数据") | ||||
|                 print( | ||||
|                     f"[{get_current_time_str()}] 客户端{self.client_ip}:检测到违规 - 类型: {violation_type}, 详情: {details}") | ||||
|  | ||||
|                 # 调用违规次数加一方法 | ||||
|                 try: | ||||
|                     await asyncio.to_thread(increment_alarm_count_by_ip, self.client_ip) | ||||
|                     print(f"[{get_current_time_str()}] 客户端{self.client_ip}:违规次数已+1") | ||||
|                 except Exception as e: | ||||
|             print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{self.client_ip}:图像处理错误 - {str(e)}") | ||||
|                     print(f"[{get_current_time_str()}] 客户端{self.client_ip}:违规次数更新失败 - {str(e)}") | ||||
|  | ||||
|                 # 发送「危险通知」 | ||||
|                 danger_msg = { | ||||
|                     "type": "danger", | ||||
|                     "timestamp": get_current_time_str(), | ||||
|                     "client_ip": self.client_ip | ||||
|                 } | ||||
|                 await self.websocket.send_json(danger_msg) | ||||
|             else: | ||||
|                 print(f"[{get_current_time_str()}] 客户端{self.client_ip}:未检测到违规") | ||||
|         except Exception as e: | ||||
|             print(f"[{get_current_time_str()}] 客户端{self.client_ip}:图像处理错误 - {str(e)}") | ||||
|  | ||||
|  | ||||
| # 全局连接管理(IP -> 连接实例) | ||||
| # 全局状态管理 | ||||
| connected_clients: Dict[str, ClientConnection] = {} | ||||
| # 心跳任务(全局引用,用于关闭时清理) | ||||
| heartbeat_task: Optional[asyncio.Task] = None | ||||
|  | ||||
|  | ||||
| # -------------------------- 心跳检查逻辑(原有逻辑不变) -------------------------- | ||||
| # 心跳检查(定时清理超时客户端 + 调用离线状态更新方法) | ||||
| async def heartbeat_checker(): | ||||
|     while True: | ||||
|         now = datetime.datetime.now() | ||||
|         # 1. 筛选超时客户端(避免遍历中修改字典) | ||||
|         current_time = get_current_time_str() | ||||
|         timeout_ips = [ip for ip, conn in connected_clients.items() if not conn.is_alive()] | ||||
|  | ||||
|         # 2. 处理超时连接(关闭+移除) | ||||
|         if timeout_ips: | ||||
|             print(f"[{now:%H:%M:%S}] 心跳检查:{len(timeout_ips)}个客户端超时({timeout_ips})") | ||||
|             print(f"[{current_time}] 心跳检查:{len(timeout_ips)}个客户端超时(IP:{timeout_ips})") | ||||
|             for ip in timeout_ips: | ||||
|                 try: | ||||
|                     # 取消消费者任务 | ||||
|                     if connected_clients[ip].consumer_task and not connected_clients[ip].consumer_task.done(): | ||||
|                         connected_clients[ip].consumer_task.cancel() | ||||
|                     await connected_clients[ip].websocket.close(code=1008, reason="心跳超时") | ||||
|                     conn = connected_clients[ip] | ||||
|                     if conn.consumer_task and not conn.consumer_task.done(): | ||||
|                         conn.consumer_task.cancel() | ||||
|                     await conn.websocket.close(code=1008, reason="心跳超时") | ||||
|  | ||||
|                     # 超时设为离线并记录 | ||||
|                     try: | ||||
|                         await asyncio.to_thread(update_online_status_by_ip, ip, 0) | ||||
|                         action_data = DeviceActionCreate(client_ip=ip, action=0) | ||||
|                         await asyncio.to_thread(add_device_action, action_data) | ||||
|                         print(f"[{current_time}] 客户端{ip}:已标记为离线并记录操作") | ||||
|                     except Exception as e: | ||||
|                         print(f"[{current_time}] 客户端{ip}:离线状态更新失败 - {str(e)}") | ||||
|                 finally: | ||||
|                     connected_clients.pop(ip, None) | ||||
|         else: | ||||
|             print(f"[{now:%H:%M:%S}] 心跳检查:{len(connected_clients)}个客户端在线,无超时") | ||||
|             print(f"[{current_time}] 心跳检查:{len(connected_clients)}个客户端在线") | ||||
|  | ||||
|         # 3. 等待下一轮检查 | ||||
|         await asyncio.sleep(HEARTBEAT_INTERVAL) | ||||
|  | ||||
|  | ||||
| # -------------------------- 应用生命周期(原有逻辑不变) -------------------------- | ||||
| # 应用生命周期管理 | ||||
| @asynccontextmanager | ||||
| async def lifespan(app: FastAPI): | ||||
|     global heartbeat_task | ||||
|     # 启动心跳任务 | ||||
|     heartbeat_task = asyncio.create_task(heartbeat_checker()) | ||||
|     print(f"[{datetime.datetime.now():%H:%M:%S}] 心跳任务启动(ID:{id(heartbeat_task)})") | ||||
|     print(f"[{get_current_time_str()}] 全局心跳检查任务启动(任务ID:{id(heartbeat_task)})") | ||||
|     yield | ||||
|     # 关闭时取消心跳任务 | ||||
|     if heartbeat_task and not heartbeat_task.done(): | ||||
|         heartbeat_task.cancel() | ||||
|         try: | ||||
|             await heartbeat_task | ||||
|             print(f"[{datetime.datetime.now():%H:%M:%S}] 心跳任务已取消") | ||||
|             print(f"[{get_current_time_str()}] 全局心跳检查任务已取消") | ||||
|         except asyncio.CancelledError: | ||||
|             pass | ||||
|  | ||||
|  | ||||
| # -------------------------- 消息处理(文本/心跳逻辑不变,二进制逻辑保留) -------------------------- | ||||
| async def send_heartbeat_ack(client_ip: str): | ||||
|     """回复心跳确认(原有逻辑不变)""" | ||||
|     if client_ip not in connected_clients: | ||||
|         return False | ||||
| # 消息处理工具函数 | ||||
| async def send_heartbeat_ack(conn: ClientConnection): | ||||
|     try: | ||||
|         ack = { | ||||
|             "timestamp": datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"), | ||||
|             "type": "heartbeat" | ||||
|         heartbeat_ack_msg = { | ||||
|             "type": "heart", | ||||
|             "timestamp": get_current_time_str(), | ||||
|             "client_ip": conn.client_ip | ||||
|         } | ||||
|         await connected_clients[client_ip].websocket.send_json(ack) | ||||
|         await conn.websocket.send_json(heartbeat_ack_msg) | ||||
|         print(f"[{get_current_time_str()}] 客户端{conn.client_ip}:已发送心跳确认") | ||||
|         return True | ||||
|     except Exception: | ||||
|         connected_clients.pop(client_ip, None) | ||||
|     except Exception as e: | ||||
|         connected_clients.pop(conn.client_ip, None) | ||||
|         print(f"[{get_current_time_str()}] 客户端{conn.client_ip}:心跳确认发送失败 - {str(e)}") | ||||
|         return False | ||||
|  | ||||
|  | ||||
| async def handle_text_msg(client_ip: str, text: str, conn: ClientConnection): | ||||
|     """处理文本消息(核心:心跳+JSON解析,原有逻辑不变)""" | ||||
| async def handle_text_msg(conn: ClientConnection, text: str): | ||||
|     try: | ||||
|         msg = json.loads(text) | ||||
|         # 仅处理心跳类型消息 | ||||
|         if msg.get("type") == "heartbeat": | ||||
|         if msg.get("type") == "heart": | ||||
|             conn.update_heartbeat() | ||||
|             await send_heartbeat_ack(client_ip) | ||||
|             await send_heartbeat_ack(conn) | ||||
|         else: | ||||
|             print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{client_ip}:收到文本消息:{msg}") | ||||
|             print(f"[{get_current_time_str()}] 客户端{conn.client_ip}:未知文本消息类型({msg.get('type')})") | ||||
|     except json.JSONDecodeError: | ||||
|         print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{client_ip}:无效JSON消息") | ||||
|         print(f"[{get_current_time_str()}] 客户端{conn.client_ip}:无效JSON文本消息") | ||||
|  | ||||
|  | ||||
| async def handle_binary_msg(client_ip: str, data: bytes): | ||||
|     """处理二进制消息(原有逻辑不变,因客户端仅在收到允许信号后发送,队列不会满)""" | ||||
|     if client_ip not in connected_clients: | ||||
|         print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{client_ip}:连接不存在,丢弃{len(data)}字节数据") | ||||
|         return | ||||
|  | ||||
|     conn = connected_clients[client_ip] | ||||
|  | ||||
|     # 检查队列是否已满(理论上不会触发,因客户端按信号发送) | ||||
|     if conn.frame_queue.full(): | ||||
|         print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{client_ip}:队列已满,丢弃{len(data)}字节数据") | ||||
|         return | ||||
|  | ||||
|     # 队列未满,添加帧到队列 | ||||
| async def handle_binary_msg(conn: ClientConnection, data: bytes): | ||||
|     try: | ||||
|         conn.frame_queue.put_nowait(data) | ||||
|         print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{client_ip}:已接收{len(data)}字节二进制数据,加入队列") | ||||
|         print(f"[{get_current_time_str()}] 客户端{conn.client_ip}:图像数据({len(data)}字节)已加入队列") | ||||
|     except asyncio.QueueFull: | ||||
|         print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{client_ip}:队列突然满了,丢弃{len(data)}字节数据") | ||||
|         print(f"[{get_current_time_str()}] 客户端{conn.client_ip}:帧队列已满,丢弃当前图像数据") | ||||
|  | ||||
|  | ||||
| # WebSocket路由配置 | ||||
| ws_router = APIRouter() | ||||
|  | ||||
|  | ||||
| # -------------------------- WebSocket核心端点(修改连接初始化逻辑) -------------------------- | ||||
| @ws_router.websocket(WS_ENDPOINT) | ||||
| async def websocket_endpoint(websocket: WebSocket): | ||||
|     # 接受连接 + 获取客户端IP | ||||
|     await websocket.accept() | ||||
|     client_ip = websocket.client.host if websocket.client else "unknown" | ||||
|     now = datetime.datetime.now() | ||||
|     print(f"[{now:%H:%M:%S}] 客户端{client_ip}:连接成功") | ||||
|     client_ip = websocket.client.host if websocket.client else "unknown_ip" | ||||
|     current_time = get_current_time_str() | ||||
|     print(f"[{current_time}] 客户端{client_ip}:WebSocket连接已建立") | ||||
|  | ||||
|     is_online_updated = False | ||||
|  | ||||
|     consumer_task = None | ||||
|     try: | ||||
|         # 处理重复连接(关闭旧连接) | ||||
|         # 处理重复连接 | ||||
|         if client_ip in connected_clients: | ||||
|             # 取消旧连接的消费者任务 | ||||
|             if connected_clients[client_ip].consumer_task and not connected_clients[client_ip].consumer_task.done(): | ||||
|                 connected_clients[client_ip].consumer_task.cancel() | ||||
|             await connected_clients[client_ip].websocket.close(code=1008, reason="同一IP新连接") | ||||
|             old_conn = connected_clients[client_ip] | ||||
|             if old_conn.consumer_task and not old_conn.consumer_task.done(): | ||||
|                 old_conn.consumer_task.cancel() | ||||
|             await old_conn.websocket.close(code=1008, reason="同一IP新连接建立") | ||||
|             connected_clients.pop(client_ip) | ||||
|             print(f"[{now:%H:%M:%S}] 客户端{client_ip}:关闭旧连接") | ||||
|             print(f"[{current_time}] 客户端{client_ip}:已关闭旧连接") | ||||
|  | ||||
|         # 注册新连接 | ||||
|         new_conn = ClientConnection(websocket, client_ip) | ||||
|         connected_clients[client_ip] = new_conn | ||||
|         new_conn.start_consumer() | ||||
|         # 初始许可:连接建立后立即发一次,让客户端知道可发第一帧(后续靠取帧后自动发) | ||||
|         await new_conn.send_frame_permit() | ||||
|  | ||||
|         # 启动帧消费任务 | ||||
|         consumer_task = new_conn.start_consumer() | ||||
|         # ---------- 修改:客户端刚连接时,队列空,立即发送「允许发送帧」信号 ---------- | ||||
|         await new_conn.send_allow_send_frame() | ||||
|         print(f"[{now:%H:%M:%S}] 客户端{client_ip}:注册成功,已启动帧消费任务,当前在线{len(connected_clients)}个") | ||||
|         # 标记上线并记录 | ||||
|         try: | ||||
|             await asyncio.to_thread(update_online_status_by_ip, client_ip, 1) | ||||
|             action_data = DeviceActionCreate(client_ip=client_ip, action=1) | ||||
|             await asyncio.to_thread(add_device_action, action_data) | ||||
|             print(f"[{current_time}] 客户端{client_ip}:已标记为在线并记录操作") | ||||
|             is_online_updated = True | ||||
|         except Exception as e: | ||||
|             print(f"[{current_time}] 客户端{client_ip}:上线状态更新失败 - {str(e)}") | ||||
|  | ||||
|         # 循环接收消息(原有逻辑不变) | ||||
|         print(f"[{current_time}] 客户端{client_ip}:新连接注册成功,在线数:{len(connected_clients)}") | ||||
|  | ||||
|         # 消息循环 | ||||
|         while True: | ||||
|             data = await websocket.receive() | ||||
|             if "text" in data: | ||||
|                 await handle_text_msg(client_ip, data["text"], new_conn) | ||||
|                 await handle_text_msg(new_conn, data["text"]) | ||||
|             elif "bytes" in data: | ||||
|                 await handle_binary_msg(client_ip, data["bytes"]) | ||||
|                 await handle_binary_msg(new_conn, data["bytes"]) | ||||
|  | ||||
|     # 异常处理(断开/错误) | ||||
|     except WebSocketDisconnect as e: | ||||
|         print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{client_ip}:主动断开(代码:{e.code})") | ||||
|         print(f"[{get_current_time_str()}] 客户端{client_ip}:主动断开连接(代码:{e.code})") | ||||
|     except Exception as e: | ||||
|         print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{client_ip}:连接异常({str(e)[:50]})") | ||||
|         print(f"[{get_current_time_str()}] 客户端{client_ip}:连接异常 - {str(e)[:50]}") | ||||
|     finally: | ||||
|         # 清理连接和任务 | ||||
|         # 清理资源并标记离线 | ||||
|         if client_ip in connected_clients: | ||||
|             # 取消消费者任务 | ||||
|             if connected_clients[client_ip].consumer_task and not connected_clients[client_ip].consumer_task.done(): | ||||
|                 connected_clients[client_ip].consumer_task.cancel() | ||||
|             conn = connected_clients[client_ip] | ||||
|             if conn.consumer_task and not conn.consumer_task.done(): | ||||
|                 conn.consumer_task.cancel() | ||||
|  | ||||
|             # 主动/异常断开时标记离线 | ||||
|             if is_online_updated: | ||||
|                 try: | ||||
|                     await asyncio.to_thread(update_online_status_by_ip, client_ip, 0) | ||||
|                     action_data = DeviceActionCreate(client_ip=client_ip, action=0) | ||||
|                     await asyncio.to_thread(add_device_action, action_data) | ||||
|                     print(f"[{get_current_time_str()}] 客户端{client_ip}:断开后已标记为离线") | ||||
|                 except Exception as e: | ||||
|                     print(f"[{get_current_time_str()}] 客户端{client_ip}:断开后离线更新失败 - {str(e)}") | ||||
|  | ||||
|             connected_clients.pop(client_ip, None) | ||||
|         print(f"[{datetime.datetime.now():%H:%M:%S}] 客户端{client_ip}:连接已清理,当前在线{len(connected_clients)}个") | ||||
|         print(f"[{get_current_time_str()}] 客户端{client_ip}:资源已清理,在线数:{len(connected_clients)}") | ||||
|  | ||||
		Reference in New Issue
	
	Block a user
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