194 lines
6.2 KiB
C#
194 lines
6.2 KiB
C#
using Microsoft.AspNetCore.Builder;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.OpenApi.Models;
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using SHH.CameraSdk; // 引用你的业务核心
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using SHH.NetMQ;
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namespace SHH.CameraService;
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public class Program
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{
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public static async Task Main(string[] args)
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{
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#region --- 1. 端口与身份计算 ---
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int processId = 1;
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// 从命令行参数解析进程ID(默认1)
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if (args.Length > 0 && int.TryParse(args[0], out int pid))
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processId = pid;
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// 计算 Web 服务端口(基础5000 + 进程ID偏移)
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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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#endregion
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#region --- 2. 硬件环境预热 (【重要】必须在一切开始前调用) ---
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InitHardwareEnv();
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#endregion
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#region --- 3. 构建 WebHost ---
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var builder = WebApplication.CreateBuilder(args);
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#region --- A. 注册 ZeroMQ 组件 (传输层) ---
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// 注册转发客户端(定向推送)
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string zmqBind = $"tcp://*:{5555 + (processId - 1)}";
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// ★★★ 新增:注册指令总线服务 ★★★
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string zmqTarget = "tcp://127.0.0.1:6000";
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// 注册转发客户端(定向推送)
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builder.Services.AddSingleton(new ForwarderClient(zmqTarget));
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// ★★★ 新增:注册指令总线服务 ★★★
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builder.Services.AddHostedService<CommandBusService>();
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// 注册分发服务器(广播)
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builder.Services.AddSingleton(new DistributorServer(zmqBind));
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#endregion
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#region --- B. 注册核心业务服务 ---
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// 注册文件存储服务(进程隔离)
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builder.Services.AddSingleton<IStorageService>(new FileStorageService(processId));
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// CameraManager 注册为单例,生命周期由 CameraEngineWorker 管理
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builder.Services.AddSingleton<CameraManager>();
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// 图像处理配置管理器(单例)
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builder.Services.AddSingleton<ProcessingConfigManager>();
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// 显示窗口管理器(单例)
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builder.Services.AddSingleton<DisplayWindowManager>();
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#endregion
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#region --- C. 注册图像处理集群 (修复版) ---
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// 说明:通过责任链模式组装 Scale → Enhance 处理流程,确保顺序执行
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// 1. 注册图像缩容集群(并行度4)
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builder.Services.AddSingleton<ImageScaleCluster>(sp =>
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{
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var configManager = sp.GetRequiredService<ProcessingConfigManager>();
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return new ImageScaleCluster(4, configManager);
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});
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// 2. 注册图像增强集群(并行度4)
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builder.Services.AddSingleton<ImageEnhanceCluster>(sp =>
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{
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var configManager = sp.GetRequiredService<ProcessingConfigManager>();
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return new ImageEnhanceCluster(4, configManager);
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});
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// 3. 注册管道配置服务(组装责任链)
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builder.Services.AddHostedService<PipelineConfigurator>();
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#endregion
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#region --- D. 注册 Web 基础服务 ---
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// 注册控制器(加载 SDK 中的 CamerasController、MonitorController)
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builder.Services.AddControllers()
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.AddApplicationPart(typeof(CamerasController).Assembly) // 加载 SDK 中的控制器
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.AddApplicationPart(typeof(MonitorController).Assembly)
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.AddControllersAsServices();
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// 注册全局操作日志过滤器(捕获 API 操作日志)
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builder.Services.AddScoped<UserActionFilter>();
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// 注册 Swagger 文档(区分实例ID)
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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
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{
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Title = $"Gateway #{processId}",
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Version = "v1"
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});
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});
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#endregion
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#region --- E. 注册后台服务 (Worker) ---
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// 1. 核心引擎工作者 (负责 StartAsync 和 ConfigureBusinessLogic)
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builder.Services.AddHostedService<CameraEngineWorker>();
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// 2.网络哨兵(负责断线重连)(监控设备断线重连,注册为单例)
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builder.Services.AddSingleton<ConnectivitySentinel>();
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// 3. ZeroMQ 桥梁服务(转发帧数据到外部系统)
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builder.Services.AddHostedService<ZeroMqBridgeService>();
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#endregion
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#region --- F. 配置 CORS(允许所有跨域请求) ---
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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().AllowAnyHeader().AllowAnyMethod();
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});
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});
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#endregion
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#endregion
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#region --- 4. 启动应用 ---
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var app = builder.Build();
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// 启用 Swagger 文档
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app.UseSwagger();
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app.UseSwaggerUI();
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// 启用 CORS 策略
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app.UseCors("AllowAll");
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// 映射控制器路由
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app.MapControllers();
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// 输出启动信息
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Console.WriteLine($"[System] 绑定 Web 端口: {port}");
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Console.WriteLine($"[System] 绑定 ZMQ 端口: {zmqBind}");
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// 启动 Web 应用
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await app.RunAsync($"http://0.0.0.0:{port}");
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#endregion
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}
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#region --- 辅助方法:硬件环境预热 ---
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/// <summary>
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/// 初始化硬件环境(海康 SDK 预热)
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/// </summary>
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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 (V3.5 框架版) ===");
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Console.WriteLine("[硬件] 海康驱动预热中...");
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try
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{
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// 初始化海康 SDK
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HikNativeMethods.NET_DVR_Init();
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// 强制预热播放库(避免首次取流延迟)
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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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catch (Exception ex)
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{
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Console.WriteLine($"[硬件] 预热失败: {ex.Message}");
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// 不抛出异常,允许程序在无 DLL 环境下调试
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}
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}
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#endregion
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} |