API: set data protection storage location

Author: webprofusion-chrisc

src/Certify.Server/Certify.Server.Core/Certify.Server.Core/Startup.cs

@@ -1,5 +1,7 @@
 using System.Text;
 using Certify.Management;
+using Certify.Models;
+using Microsoft.AspNetCore.DataProtection;
 using Microsoft.AspNetCore.ResponseCompression;
 using Microsoft.AspNetCore.SignalR;
 using Microsoft.OpenApi.Models;
@@ -24,10 +26,15 @@ public void ConfigureServices(IServiceCollection services)
                 .AddSignalR()
                 .AddMessagePackProtocol();
 
-            services.AddDataProtection(a =>
-            {
-                a.ApplicationDiscriminator = "certify";
-            });
+            var appDataPath = EnvironmentUtil.CreateAppDataPath("keys");
+
+            services
+                .AddDataProtection(a =>
+                {
+                    a.ApplicationDiscriminator = "certify";
+                })
+                .PersistKeysToFileSystem(new DirectoryInfo(appDataPath));
+
             services.AddResponseCompression(opts =>
             {
                 opts.MimeTypes = ResponseCompressionDefaults.MimeTypes.Concat(new[] { "application/octet-stream", "application/json" });

src/Certify.Server/Certify.Server.HubService/Certify.Server.HubService.csproj

@@ -27,6 +27,7 @@
 
     <ItemGroup>
         <ProjectReference Include="..\..\Certify.Aspire\Certify.Aspire.ServiceDefaults\Certify.Aspire.ServiceDefaults.csproj" />
+        <ProjectReference Include="..\..\Certify.Shared\Certify.Shared.Core.csproj" />
         <ProjectReference Include="..\Certify.Server.Core\Certify.Server.Core\Certify.Server.Core.csproj">
             <PrivateAssets>all</PrivateAssets>
         </ProjectReference>

src/Certify.Server/Certify.Server.HubService/Program.cs

@@ -1,10 +1,12 @@
 using Certify.Client;
 using Certify.Management;
+using Certify.Models;
 using Certify.Server.Hub.Api.Middleware;
 using Certify.Server.Hub.Api.Services;
 using Certify.Server.Hub.Api.SignalR;
 using Certify.Server.Hub.Api.SignalR.ManagementHub;
 using Certify.Server.HubService.Services;
+using Microsoft.AspNetCore.DataProtection;
 using Microsoft.AspNetCore.Mvc.ApplicationParts;
 using Microsoft.AspNetCore.SignalR;
 using Microsoft.AspNetCore.StaticFiles;
@@ -37,6 +39,15 @@
     a.ApplicationDiscriminator = "certify";
 });
 
+var appDataPath = EnvironmentUtil.CreateAppDataPath("keys");
+
+builder.Services
+    .AddDataProtection(a =>
+    {
+        a.ApplicationDiscriminator = "certify";
+    })
+    .PersistKeysToFileSystem(new DirectoryInfo(appDataPath));
+
 builder.Services.AddResponseCompression();
 
 // Learn more about configuring OpenAPI at https://aka.ms/aspnet/openapi