118 lines
4.5 KiB
C#
118 lines
4.5 KiB
C#
using Hangfire;
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using Hangfire.MySql;
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using HangfireBasicAuthenticationFilter;
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using MAX.Core.Interfaces;
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using MAX.Framework.Interfaces;
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using Microsoft.AspNetCore.Builder;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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using MySql.Data.MySqlClient;
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using Store.Modules.CloudProduct.Services;
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namespace Store.Modules.CloudProduct
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{
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public class CloudProductModule : IModule
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{
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/// <summary>
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/// 本模块自己的配置文件
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/// </summary>
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public const string ConfigurationFileName = "appsettings.CloudProduct.json";
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public int Priority => IntPriority.Normal;
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/// <summary>
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/// 服务注册阶段（builder.Build() 之前）：这里只能拿到容器和配置，碰不到 app
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/// </summary>
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public void AddModule(IHostApplicationBuilder host)
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{
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IServiceCollection services = host.Services;
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IConfigurationManager configuration = host.Configuration;
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if (!string.IsNullOrWhiteSpace(ConfigurationFileName))
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{
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string path = Path.IsPathRooted(ConfigurationFileName)? ConfigurationFileName: Path.Combine(AppContext.BaseDirectory, ConfigurationFileName);
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configuration.AddJsonFile(path, optional: false, reloadOnChange: true);
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}
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//// 本模块的配置节（Search / RawData / Indexing / Delete）都在模块自己的配置文件里，
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//// 关键项缺失直接报错，避免 OpenSearch 地址为空、原始数据写到意外目录之类的隐性故障
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RequireConfiguration(configuration, "Search:Url");
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RequireConfiguration(configuration, "Search:IndexName");
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RequireConfiguration(configuration, "RawData:Path");
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// ===== Hangfire 后台定时任务（商品分词同步） =====
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var hangfireConnection = configuration.GetConnectionString("DefaultConnection")
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?? throw new InvalidOperationException("缺少配置 ConnectionStrings:DefaultConnection，CloudProduct 模块的 Hangfire 无法启动。");
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// AllowUserVariables=true：Hangfire.MySqlStorage 的建表/查询语句依赖用户变量
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var connectionStringBuilder = new MySqlConnectionStringBuilder(hangfireConnection)
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{
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AllowUserVariables = true
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};
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services.AddHangfire(config => config
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.SetDataCompatibilityLevel(CompatibilityLevel.Version_180)
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.UseSimpleAssemblyNameTypeSerializer()
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.UseRecommendedSerializerSettings()
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.UseStorage(new MySqlStorage(connectionStringBuilder.ConnectionString, new MySqlStorageOptions() { TablesPrefix = "Hangfire_" })));
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services.AddHangfireServer();
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services.AddTransient<GoodsIndexJob>();
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}
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/// <summary>
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/// 管道装配阶段（builder.Build() 之后、app.Run() 之前）：这里可以挂中间件、解析容器里的服务
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/// </summary>
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public void UseModule(IApplicationBuilder app)
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{
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try
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{
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var Configuration = app.ApplicationServices.GetService<IConfiguration>()!;
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// Hangfire 后台任务看板（默认地址 /hangfire）
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app.UseHangfireDashboard("/hangfire", new DashboardOptions
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{
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Authorization = new[]
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{
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new HangfireCustomBasicAuthenticationFilter(){
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User = Configuration.GetValue<string>("Hangfire:Dashboard:User") ?? "admin",
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Pass = Configuration.GetValue<string>("Hangfire:Dashboard:Pass") ?? "1234560"
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}
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}
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});
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// 注册定时任务：把未同步（IndexStatus=0）的商品写入 OpenSearch 分词索引
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var cron = Configuration.GetValue<string>("Indexing:Cron") ?? "*/5 * * * *";
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// 用容器里的 IRecurringJobManager，而不是静态 RecurringJob：
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// AddHangfire 只把 JobStorage 注册进容器（没有设置 JobStorage.Current），静态 API 在 Build() 之后调用会直接抛异常。
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app.ApplicationServices.GetRequiredService<IRecurringJobManager>().AddOrUpdate<GoodsIndexJob>(
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"goods-index-pending",
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job => job.ProcessPendingAsync(),
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cron);
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}
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catch (Exception ex)
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{
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// 数据库不可用/表未初始化时避免阻断应用启动（看板与定时任务都会连库），恢复后重启即可重新装配
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Console.WriteLine("[Hangfire] 看板/定时任务装配失败: " + ex.Message);
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}
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}
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/// <summary>
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/// 校验模块配置项存在（值来自模块自己的 <see cref="ConfigurationFileName"/>）
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/// </summary>
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private static void RequireConfiguration(IConfiguration configuration, string key)
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{
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if (string.IsNullOrWhiteSpace(configuration.GetValue<string>(key)))
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{
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throw new InvalidOperationException($"缺少配置 {key}，请检查模块配置文件 {ConfigurationFileName}。");
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}
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}
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}
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}
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