架构增加文件存储服务的支持
This commit is contained in:
18
SHH.CameraSdk/Abstractions/IStorageService.cs
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18
SHH.CameraSdk/Abstractions/IStorageService.cs
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namespace SHH.CameraSdk;
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public interface IStorageService
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{
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// 1. 基础属性:让外界知道当前是几号进程
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int ProcessId { get; }
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// 2. 设备配置相关的空架子
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Task SaveDevicesAsync(object configs); // 这里先用 object 占位,或者用您的 List<VideoSourceConfig>
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Task<object> LoadDevicesAsync();
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// 3. 系统日志相关的空架子
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Task AppendSystemLogAsync(string action, string ip, string path);
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// 4. 设备审计日志相关的空架子
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Task AppendDeviceLogAsync(long deviceId, string message);
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}
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51
SHH.CameraSdk/Core/Services/FileStorageService.cs
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51
SHH.CameraSdk/Core/Services/FileStorageService.cs
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namespace SHH.CameraSdk;
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public class FileStorageService : IStorageService
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{
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public int ProcessId { get; }
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private readonly string _basePath; // 专属数据目录
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public FileStorageService(int processId)
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{
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ProcessId = processId;
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// 核心逻辑:数据隔离
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// 1号进程 -> App_Data/Process_1/
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// 2号进程 -> App_Data/Process_2/
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_basePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "App_Data", $"Process_{processId}");
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// 既然是框架搭建,我们要确保这个目录存在,否则后面谁写谁报错
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if (!Directory.Exists(_basePath))
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{
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Directory.CreateDirectory(_basePath);
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}
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Console.WriteLine($"[Storage] 存储服务已就绪。数据隔离路径: {_basePath}");
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}
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// --- 下面是未实现的空架子 ---
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public Task SaveDevicesAsync(object configs)
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{
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// TODO: 待实现序列化写入
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return Task.CompletedTask;
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}
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public Task<object> LoadDevicesAsync()
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{
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// TODO: 待实现读取
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return Task.FromResult<object>(null);
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}
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public Task AppendSystemLogAsync(string action, string ip, string path)
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{
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// TODO: 待实现系统日志写入
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return Task.CompletedTask;
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}
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public Task AppendDeviceLogAsync(long deviceId, string message)
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{
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// TODO: 待实现设备日志写入
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return Task.CompletedTask;
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}
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}
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@@ -6,7 +6,7 @@ using Microsoft.OpenApi.Models;
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namespace SHH.CameraSdk;
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/// <summary>
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/// A 方案:标准控制台结构 (动态窗口版)
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/// A 方案:标准控制台结构 (框架搭建版:支持动态端口与依赖注入)
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/// </summary>
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public class Program
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{
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@@ -14,41 +14,65 @@ public class Program
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public static async Task Main(string[] args)
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{
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// ==============================================================================
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// 1. 基础设施初始化
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// 1. 身份识别与端口计算
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// ==============================================================================
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// 默认 1 号进程
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int processId = 1;
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// 如果命令行传了参数 (例如: dotnet run 2),则覆盖为 2 号进程
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if (args.Length > 0 && int.TryParse(args[0], out int pid))
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{
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processId = pid;
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}
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// 端口计算公式:5000 + (ID - 1)
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// ID=1 -> 5000
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// ID=2 -> 5001
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int port = 5000 + (processId - 1);
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Console.Title = $"SHH Gateway - Instance #{processId} (Port: {port})";
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Console.WriteLine($"[System] 正在初始化实例 #{processId}...");
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// ==============================================================================
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// 2. 基础设施初始化
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// ==============================================================================
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InitHardwareEnv();
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// B. 【核心】创建独立的文件存储服务 (此时只建立目录,不进行具体读写)
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IStorageService storageService = new FileStorageService(processId);
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// 核心设备管理器
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// 注意:暂时保持无参构造,后续我们在改造 CameraManager 时再注入 storageService
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using var cameraManager = new CameraManager();
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// [新增] 动态窗口管理器 (不再直接 new FrameConsumer)
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// 这是一个单例服务,负责在运行期间管理所有弹出的窗口
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// 动态窗口管理器
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var displayManager = new DisplayWindowManager();
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// ==============================================================================
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// 2. 启动 Web 监控与诊断服务 (注入两个管理器)
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// 3. 启动 Web 监控与诊断服务 (注入服务与端口)
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// ==============================================================================
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var app = await StartWebMonitoring(cameraManager, displayManager);
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var app = await StartWebMonitoring(cameraManager, displayManager, storageService, port);
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// 启动网络哨兵 (后台 Ping)
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// 启动网络哨兵
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var sentinel = new ConnectivitySentinel(cameraManager);
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// ==============================================================================
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// 3. 业务编排:仅配置设备,不配置窗口
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// 4. 业务编排
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// ==============================================================================
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await ConfigureBusinessLogic(cameraManager);
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// ==============================================================================
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// 4. 启动引擎与交互
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// 5. 启动引擎与交互
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// ==============================================================================
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Console.WriteLine("\n[系统] 正在启动全局管理引擎...");
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await cameraManager.StartAsync();
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Console.WriteLine(">> 系统就绪。");
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Console.WriteLine(">>当前无播放窗口。请通过 Web 界面 '新增订阅' -> 模式选 'UI_Preview' 来动态打开。");
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Console.WriteLine($">> 系统就绪。Web 管理地址: http://localhost:{port}");
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Console.WriteLine($">> 数据存储路径: App_Data/Process_{processId}/");
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Console.WriteLine(">> 按 'S' 键退出...");
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// 阻塞主线程,保持程序运行
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// 阻塞主线程
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while (Console.ReadKey(true).Key != ConsoleKey.S)
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{
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Thread.Sleep(100);
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@@ -64,33 +88,43 @@ public class Program
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static void InitHardwareEnv()
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{
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Console.WriteLine("=== 工业级视频 SDK 架构测试 (V3.3 动态窗口版) ===");
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Console.WriteLine("=== 工业级视频 SDK 架构测试 (V3.5 框架版) ===");
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Console.WriteLine("[硬件] 海康驱动预热中...");
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HikNativeMethods.NET_DVR_Init();
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HikSdkManager.ForceWarmUp();
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Console.WriteLine("[硬件] 预热完成。");
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}
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// [修改] 签名增加 DisplayWindowManager 参数
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static async Task<WebApplication> StartWebMonitoring(CameraManager manager, DisplayWindowManager displayMgr)
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static async Task<WebApplication> StartWebMonitoring(
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CameraManager manager,
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DisplayWindowManager displayMgr,
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IStorageService storage, // 接收存储服务实例
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int port) // 接收动态端口
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{
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var builder = WebApplication.CreateBuilder();
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// 1. 配置 CORS
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builder.Services.AddCors(options =>
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{
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options.AddPolicy("AllowAll", policy =>
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{
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policy.AllowAnyOrigin()
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.AllowAnyHeader()
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.AllowAnyMethod();
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policy.AllowAnyOrigin().AllowAnyHeader().AllowAnyMethod();
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});
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});
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// 日志屏蔽
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builder.Logging.AddFilter("Microsoft", LogLevel.Warning);
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builder.Logging.AddFilter("System", LogLevel.Warning);
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// 2. 日志降噪
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builder.Logging.SetMinimumLevel(LogLevel.Warning);
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builder.Logging.AddFilter("Microsoft.AspNetCore.Hosting.Diagnostics", LogLevel.Warning);
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// 3. 【核心】依赖注入注册
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// 将 storageService 注册为单例,这样 UserActionFilter 和 MonitorController 就能拿到它了
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builder.Services.AddSingleton<IStorageService>(storage);
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builder.Services.AddSingleton(manager);
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builder.Services.AddSingleton(displayMgr);
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// 显式注册过滤器 (这是防止 500 错误的关键)
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builder.Services.AddScoped<UserActionFilter>();
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builder.Services.AddControllers(options =>
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{
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// 注册全局操作日志过滤器
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@@ -100,39 +134,38 @@ public class Program
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builder.Services.AddEndpointsApiExplorer();
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builder.Services.AddSwaggerGen(c =>
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{
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c.SwaggerDoc("v1", new OpenApiInfo { Title = "SHH Camera Diagnostics", Version = "v1" });
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c.SwaggerDoc("v1", new OpenApiInfo { Title = $"SHH Gateway #{processIdFromPort(port)}", Version = "v1" });
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});
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builder.Services.AddCors(o => o.AddPolicy("AllowAll", p => p.AllowAnyOrigin().AllowAnyMethod().AllowAnyHeader()));
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// [关键] 注入两个单例服务,让 Controller 能调用它们
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builder.Services.AddSingleton(manager);
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builder.Services.AddSingleton(displayMgr);
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var webApp = builder.Build();
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// 4. 配置中间件
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webApp.UseSwagger();
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webApp.UseSwaggerUI(c => c.SwaggerEndpoint("/swagger/v1/swagger.json", "Diagnostics V1"));
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webApp.UseCors("AllowAll");
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webApp.MapControllers();
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_ = webApp.RunAsync("http://0.0.0.0:5000");
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Console.WriteLine("[Web] 监控API已启动: http://localhost:5000");
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// 5. 启动监听 (使用动态端口)
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_ = webApp.RunAsync($"http://0.0.0.0:{port}");
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Console.WriteLine($"[Web] 监控API已启动: http://localhost:{port}");
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return webApp;
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}
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// [修改] 移除 FrameConsumer 参数,不再进行硬编码订阅
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// 辅助方法:从端口反推 ID,仅用于 Swagger 标题显示
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static int processIdFromPort(int port) => port - 5000 + 1;
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static async Task ConfigureBusinessLogic(CameraManager manager)
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{
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// 1. 仅添加设备配置
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// 1. 添加测试设备
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var config = new VideoSourceConfig
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{
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Id = 101,
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Brand = DeviceBrand.HikVision,
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IpAddress = "172.16.41.206",
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IpAddress = "192.168.5.9",
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Port = 8000,
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Username = "admin",
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Password = "abcd1234",
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Password = "RRYFOA",
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StreamType = 0
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};
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manager.AddDevice(config);
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@@ -148,8 +181,5 @@ public class Program
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StreamType = 0
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};
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manager.AddDevice(config2);
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// 注意:此处不再调用 Register 或 Subscribe
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// 所有的播放请求都将由 WebAPI 收到前端指令后,调用 DisplayWindowManager 来动态发起
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}
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}
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@@ -2,34 +2,49 @@
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namespace SHH.CameraSdk;
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/// <summary>
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/// 全局用户操作过滤器
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/// 作用:拦截所有 API 请求,记录关键操作(如新增、删除、修改设备)
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/// 优化:使用依赖注入 (DI) 获取存储服务,避免直接文件 IO 导致的锁冲突
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/// </summary>
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public class UserActionFilter : IActionFilter
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{
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// 静态锁,防止多线程同时写文件报错
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private static readonly object _logLock = new object();
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private readonly IStorageService _storage;
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// 【关键点】构造函数注入
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// ASP.NET Core 会自动把我们在 Program.cs 中注册的 IStorageService 实例传进来
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public UserActionFilter(IStorageService storage)
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{
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_storage = storage;
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}
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/// <summary>
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/// Action 执行【后】触发
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/// </summary>
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public void OnActionExecuted(ActionExecutedContext context)
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{
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// 只记录非 GET 请求(即修改性质的操作)
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if (context.HttpContext.Request.Method != "GET")
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// 1. 获取请求的基本信息
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var method = context.HttpContext.Request.Method;
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var path = context.HttpContext.Request.Path;
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// 2. 过滤逻辑:为了防止日志爆炸,我们通常只记录非 GET 请求
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// (例如:只记录 POST/PUT/DELETE 等修改性操作)
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if (method != "GET")
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{
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try
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{
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var user = context.HttpContext.Connection.RemoteIpAddress?.ToString() ?? "Unknown";
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var path = context.HttpContext.Request.Path;
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var method = context.HttpContext.Request.Method;
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var time = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
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var ip = context.HttpContext.Connection.RemoteIpAddress?.ToString() ?? "Unknown";
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var logLine = $"{time} | IP: {user} | {method} {path}";
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lock (_logLock)
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{
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// 追加写入到运行目录下的 user_actions.log
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File.AppendAllText("user_actions.log", logLine + Environment.NewLine);
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}
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}
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catch { /* 忽略日志写入错误,不要影响业务 */ }
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// 3. 调用存储服务写入日志
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// 注意:这里我们不等待任务完成 (Fire-and-Forget),以免日志写入拖慢 API 响应速度
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// 因为 _storage.AppendSystemLogAsync 内部目前是空实现(Task.CompletedTask),所以这里绝对不会卡顿
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_ = _storage.AppendSystemLogAsync(method, ip, path);
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}
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}
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public void OnActionExecuting(ActionExecutingContext context) { }
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/// <summary>
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/// Action 执行【前】触发 (此处不需要处理)
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/// </summary>
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public void OnActionExecuting(ActionExecutingContext context)
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{
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// Do nothing
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}
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}
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