1 files changed, 36 insertions, 0 deletions
diff --git a/Jellyfin.Server/Filters/RetryOnTemporarilyUnavailableFilter.cs b/Jellyfin.Server/Filters/RetryOnTemporarilyUnavailableFilter.cs
new file mode 100644
index 000000000..fef5577a1
--- /dev/null
+++ b/Jellyfin.Server/Filters/RetryOnTemporarilyUnavailableFilter.cs
@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.Net.Http.Headers;
+using Microsoft.OpenApi.Models;
+using Swashbuckle.AspNetCore.SwaggerGen;
+
+namespace Jellyfin.Server.Filters;
+
+internal class RetryOnTemporarilyUnavailableFilter : IOperationFilter
+{
+    public void Apply(OpenApiOperation operation, OperationFilterContext context)
+    {
+        operation.Responses.Add("503", new OpenApiResponse()
+        {
+            Description = "The server is currently starting or is temporarily not available.",
+            Headers = new Dictionary<string, OpenApiHeader>()
+            {
+                {
+                    "Retry-After",
+                    new() { AllowEmptyValue = true, Required = false, Description = "A hint for when to retry the operation in full seconds." }
+                },
+                {
+                    "Message",
+                    new() { AllowEmptyValue = true, Required = false, Description = "A short plain-text reason why the server is not available." }
+                }
+            },
+            Content = new Dictionary<string, OpenApiMediaType>()
+            {
+                {
+                    "text/html",
+                    new OpenApiMediaType()
+                }
+            }
+        });
+    }
+}