Add Redis Health Check

src/OrchardCore.Modules/OrchardCore.Redis/HealthChecks/Extensions/RedisHealthCheckExtensions.cs

@@ -0,0 +1,9 @@
+using OrchardCore.Redis.HealthChecks;
+
+namespace Microsoft.Extensions.DependencyInjection;
+
+public static class RedisHealthCheckExtensions
+{
+    public static IHealthChecksBuilder AddRedisCheck(this IHealthChecksBuilder healthChecksBuilder)
+        => healthChecksBuilder.AddCheck<RedisHealthCheck>("Redis Health Check");
+}

src/OrchardCore.Modules/OrchardCore.Redis/HealthChecks/RedisHealthCheck.cs

@@ -0,0 +1,31 @@
+using Microsoft.Extensions.Diagnostics.HealthChecks;
+using StackExchange.Redis;
+using System.Threading.Tasks;
+using System.Threading;
+using Microsoft.Extensions.Options;
+
+namespace OrchardCore.Redis.HealthChecks;
+
+public class RedisHealthCheck : IHealthCheck
+{
+    private readonly RedisOptions _redisOptions;
+
+    public RedisHealthCheck(IOptions<RedisOptions> redisOptions)
+    {
+        _redisOptions = redisOptions.Value;
+    }
+
+    public async Task<HealthCheckResult> CheckHealthAsync(HealthCheckContext context, CancellationToken cancellationToken = default)
+    {
+        try
+        {
+            await ConnectionMultiplexer.ConnectAsync(_redisOptions.Configuration);
+
+            return HealthCheckResult.Healthy();
+        }
+        catch
+        {
+            return HealthCheckResult.Unhealthy();
+        }
+    }
+}

src/OrchardCore.Modules/OrchardCore.Redis/Startup.cs

@@ -55,6 +55,10 @@ public override void ConfigureServices(IServiceCollection services)
             services.AddSingleton<IRedisService, RedisService>();
             services.AddSingleton<IModularTenantEvents>(sp => sp.GetRequiredService<IRedisService>());
             services.AddSingleton<IRedisDatabaseFactory, RedisDatabaseFactory>();
+
+            services
+                .AddHealthChecks()
+                .AddRedisCheck();
         }
     }