feat: 增加文件检查类

Bootstrap.Admin/HealthChecks/DBHealthCheck.cs

@@ -9,7 +9,7 @@ using Task = System.Threading.Tasks.Task;
 namespace Bootstrap.Admin.HealthChecks
 {
     /// <summary>
-    /// 数据库检查
+    /// 数据库检查类
     /// </summary>
     public class DBHealthCheck : IHealthCheck
     {

Bootstrap.Admin/HealthChecks/FileHealCheck.cs

@@ -0,0 +1,44 @@
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Diagnostics.HealthChecks;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Bootstrap.Admin.HealthChecks
+{
+    /// <summary>
+    /// 文件健康检查类
+    /// </summary>
+    public class FileHealCheck : IHealthCheck
+    {
+        private readonly IHostingEnvironment _env;
+        /// <summary>
+        /// 构造函数
+        /// </summary>
+        /// <param name="env"></param>
+        public FileHealCheck(IHostingEnvironment env)
+        {
+            _env = env;
+        }
+
+        /// <summary>
+        /// 异步检查方法
+        /// </summary>
+        /// <param name="context"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public Task<HealthCheckResult> CheckHealthAsync(HealthCheckContext context, CancellationToken cancellationToken = default)
+        {
+            var file = _env.IsDevelopment() ? Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Longbow.lic") : Path.Combine(_env.ContentRootPath, "Longbow.lic");
+            var data = new Dictionary<string, object>();
+            data.Add("ContentRootPath", _env.ContentRootPath);
+            data.Add("WebRootPath", _env.WebRootPath);
+            data.Add("ApplicationName", _env.ApplicationName);
+            data.Add("EnvironmentName", _env.EnvironmentName);
+            data.Add("CheckFile", file);
+            return Task.FromResult(File.Exists(file) ? HealthCheckResult.Healthy("Ok", data) : HealthCheckResult.Unhealthy($"Missing file {file}", null, data));
+        }
+    }
+}

Bootstrap.Admin/HealthChecks/HealthChecksBuilderExtensions.cs

@@ -15,6 +15,7 @@ namespace Microsoft.Extensions.DependencyInjection
         public static IHealthChecksBuilder AddBootstrapAdminHealthChecks(this IHealthChecksBuilder builder)
         {
             builder.AddCheck<DBHealthCheck>("db");
+            builder.AddCheck<FileHealCheck>("file");
             return builder;
         }
     }