[OIDC] Add flight for using federated credentials (#10262)

Author: joelverhagen

src/AccountDeleter/EmptyFeatureFlagService.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using NuGet.Services.Entities;
@@ -323,5 +323,10 @@ public bool IsAdvancedFrameworkFilteringEnabled(User user)
         {
             throw new NotImplementedException();
         }
+
+        public bool CanUseFederatedCredentials(User user)
+        {
+            throw new NotImplementedException();
+        }
     }
 }

src/GitHubVulnerabilities2Db/Fakes/FakeFeatureFlagService.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
@@ -324,5 +324,10 @@ public bool IsAdvancedFrameworkFilteringEnabled(User user)
         {
             throw new NotImplementedException();
         }
+
+        public bool CanUseFederatedCredentials(User user)
+        {
+            throw new NotImplementedException();
+        }
     }
 }

src/NuGetGallery.Services/Configuration/FeatureFlagService.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
@@ -63,6 +63,7 @@ public class FeatureFlagService : IFeatureFlagService
         private const string FrameworkFilteringFeatureName = GalleryPrefix + "FrameworkFiltering";
         private const string DisplayTfmBadgesFeatureName = GalleryPrefix + "DisplayTfmBadges";
         private const string AdvancedFrameworkFilteringFeatureName = GalleryPrefix + "AdvancedFrameworkFiltering";
+        private const string FederatedCredentialsFeatureName = GalleryPrefix + "FederatedCredentials";
 
         private const string ODataV1GetAllNonHijackedFeatureName = GalleryPrefix + "ODataV1GetAllNonHijacked";
         private const string ODataV1GetAllCountNonHijackedFeatureName = GalleryPrefix + "ODataV1GetAllCountNonHijacked";
@@ -120,7 +121,7 @@ public bool IsPackagesAtomFeedEnabled()
         /// <summary>
         /// The number of versions a package needs to have before it should be flighted using <see cref="ManageDeprecationForManyVersionsFeatureName"/> instead of <see cref="ManageDeprecationFeatureName"/>.
         /// </summary>
-        private const int _manageDeprecationForManyVersionsThreshold = 500;
+        private const int ManageDeprecationForManyVersionsThreshold = 500;
 
         public bool IsManageDeprecationEnabled(User user, PackageRegistration registration)
         {
@@ -144,7 +145,7 @@ public bool IsManageDeprecationEnabled(User user, IEnumerable<Package> allVersio
                 return false;
             }
 
-            return allVersions.Count() < _manageDeprecationForManyVersionsThreshold
+            return allVersions.Count() < ManageDeprecationForManyVersionsThreshold
                 || _client.IsEnabled(ManageDeprecationForManyVersionsFeatureName, user, defaultValue: true);
         }
 
@@ -421,5 +422,10 @@ public bool IsAdvancedFrameworkFilteringEnabled(User user)
         {
             return _client.IsEnabled(AdvancedFrameworkFilteringFeatureName, user, defaultValue: false);
         }
+
+        public bool CanUseFederatedCredentials(User user)
+        {
+            return _client.IsEnabled(FederatedCredentialsFeatureName, user, defaultValue: false);
+        }
     }
 }

src/NuGetGallery.Services/Configuration/IFeatureFlagService.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System.Collections.Generic;
@@ -342,5 +342,10 @@ public interface IFeatureFlagService
         /// Whether or not to allow filtering by frameworks on NuGet.org search
         /// </summary>
         bool IsAdvancedFrameworkFilteringEnabled(User user);
+
+        /// <summary>
+        /// Whether or not the user specified in a package owner scope can use federated credentials.
+        /// </summary>
+        bool CanUseFederatedCredentials(User user);
     }
 }

src/NuGetGallery/App_Data/Files/Content/flags.json

@@ -145,6 +145,12 @@
       "SiteAdmins": false,
       "Accounts": [],
       "Domains": []
+    },
+    "NuGetGallery.FederatedCredentials": {
+      "All": true,
+      "SiteAdmins": false,
+      "Accounts": [],
+      "Domains": []
     }
   }
-}
+}

src/VerifyMicrosoftPackage/Fakes/FakeFeatureFlagService.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
@@ -135,5 +135,7 @@ public class FakeFeatureFlagService : IFeatureFlagService
         public bool IsDisplayTfmBadgesEnabled(User user) => throw new NotImplementedException();
 
         public bool IsAdvancedFrameworkFilteringEnabled(User user) => throw new NotImplementedException();
+
+        public bool CanUseFederatedCredentials(User user) => throw new NotImplementedException();
     }
 }