1，集群配置增加数据保护

2，SignalR支持redis哨兵模式

Admin.NET/Admin.NET.Application/Configuration/Cache.json

@@ -17,5 +17,18 @@
       "RedisConfiguration": "127.0.0.1:6379,ssl=false,password=,defaultDatabase=5",
       "ChannelPrefix": "signalrPrefix_"
     }
+  },
+  "StackExchangeRedis": {
+    "DefaultDb": "4",
+    "EndPoints": [
+      "10.10.0.123:26379",// 哨兵端口
+      "10.10.0.124:26380",
+      "10.10.0.125:26381"
+    ],
+    "MainPrefix": "adminNet:",
+    "Password": "123456",
+    "SentinelPassword": "1qaz",
+    "ServiceName": "mymaster",
+    "SignalRChannelPrefix": "signalR:"
   }
 }

Admin.NET/Admin.NET.Core/Admin.NET.Core.csproj

@@ -40,6 +40,7 @@
     <PackageReference Include="System.Linq.Dynamic.Core" Version="1.3.5" />
     <PackageReference Include="UAParser" Version="3.1.47" />
     <PackageReference Include="Yitter.IdGenerator" Version="1.0.14" />
+    <PackageReference Include="Microsoft.AspNetCore.DataProtection.StackExchangeRedis" Version="6.0.20" />
   </ItemGroup>
 
   <ItemGroup>

Admin.NET/Admin.NET.Core/Option/StackExchangeRedisOptions.cs

@@ -0,0 +1,39 @@
+namespace Admin.NET.Core;
+
+/// <summary>
+/// StackExchangeRedisOptions 配置选项
+/// </summary>
+public sealed class StackExchangeRedisOptions : IConfigurableOptions
+{
+    /// <summary>
+    /// master名称
+    /// </summary>
+    public string ServiceName { get; set; }
+
+    /// <summary>
+    /// master访问密码
+    /// </summary>
+    public string Password { get; set; }
+
+    /// <summary>
+    /// 哨兵访问密码
+    /// </summary>
+    public string SentinelPassword { get; set; }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public List<string> EndPoints { get; set; }
+
+    public int DefaultDb { get; set; }
+
+    /// <summary>
+    /// 主前缀
+    /// </summary>
+    public string MainPrefix { get; set; }
+
+    /// <summary>
+    ///  SignalR 前缀
+    /// </summary>
+    public string SignalRChannelPrefix { get; set; }
+}

Admin.NET/Admin.NET.Web.Core/ProjectOptions.cs

@@ -47,6 +47,7 @@ public static class ProjectOptions
         services.Configure<IpRateLimitPolicies>(App.Configuration.GetSection("IpRateLimitPolicies"));
         services.Configure<ClientRateLimitOptions>(App.Configuration.GetSection("ClientRateLimiting"));
         services.Configure<ClientRateLimitPolicies>(App.Configuration.GetSection("ClientRateLimitPolicies"));
+        services.AddConfigurableOptions<StackExchangeRedisOptions>();
 
         return services;
     }

Admin.NET/Admin.NET.Web.Core/Startup.cs

@@ -24,9 +24,11 @@ using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using Newtonsoft.Json;
 using OnceMi.AspNetCore.OSS;
+using StackExchange.Redis;
 using System;
 using System.Net;
 using System.Net.Mail;
+using Microsoft.AspNetCore.DataProtection;
 
 namespace Admin.NET.Web.Core;
 
@@ -165,8 +167,29 @@ public class Startup : AppStartup
         var clusterOpt = App.GetOptions<ClusterOptions>();
         if (clusterOpt.Enabled)
         {
+            // StackExchangeRedis 缓存
+            var redisOptions = App.GetOptions<StackExchangeRedisOptions>();
+
+            // 密钥存储（数据保护）
+            var redisConfig = new ConfigurationOptions
+            {
+                AbortOnConnectFail = false,
+                ServiceName = redisOptions.ServiceName,
+                AllowAdmin = true,
+                DefaultDatabase = redisOptions.DefaultDb,
+                Password = redisOptions.Password
+            };
+            redisOptions.EndPoints.ForEach(o => redisConfig.EndPoints.Add(o));
+            var connection1 = ConnectionMultiplexer.Connect(redisConfig);
+            services.AddDataProtection()
+                .PersistKeysToStackExchangeRedis(connection1, "AdminNet:DataProtection-Keys");
+
             signalRBuilder.AddStackExchangeRedis(clusterOpt.SignalR.RedisConfiguration, options =>
                 {
+                    // 此处设置的ChannelPrefix并不会生效，如果两个不同的项目，且[程序集名+类名]一样，使用同一个redis服务，请注意修改 Hub/OnlineUserHub 的类名。
+                    // 原因请参考下边链接：
+                    // https://github.com/dotnet/aspnetcore/blob/f9121bc3e976ec40a959818451d126d5126ce868/src/SignalR/server/StackExchangeRedis/src/RedisHubLifetimeManager.cs#L74
+                    // https://github.com/dotnet/aspnetcore/blob/f9121bc3e976ec40a959818451d126d5126ce868/src/SignalR/server/StackExchangeRedis/src/Internal/RedisChannels.cs#L33
                     options.Configuration.ChannelPrefix = clusterOpt.SignalR.ChannelPrefix;
                 });
         }