Small fixes.

backend/src/Squidex.Infrastructure.MongoDb/EventSourcing/MongoEventStore.cs

@@ -9,6 +9,7 @@ using System.Threading;
 using System.Threading.Tasks;
 using MongoDB.Bson;
 using MongoDB.Driver;
+using MongoDB.Driver.Core.Clusters;
 using Squidex.Infrastructure.MongoDb;
 
 namespace Squidex.Infrastructure.EventSourcing
@@ -31,7 +32,7 @@ namespace Squidex.Infrastructure.EventSourcing
             get { return Collection; }
         }
 
-        public bool IsReplicaSet { get; }
+        public bool IsReplicaSet { get; private set; }
 
         public MongoEventStore(IMongoDatabase database, IEventNotifier notifier)
             : base(database)
@@ -51,9 +52,9 @@ namespace Squidex.Infrastructure.EventSourcing
             return new MongoCollectionSettings { WriteConcern = WriteConcern.WMajority };
         }
 
-        protected override Task SetupCollectionAsync(IMongoCollection<MongoEventCommit> collection, CancellationToken ct = default)
+        protected override async Task SetupCollectionAsync(IMongoCollection<MongoEventCommit> collection, CancellationToken ct = default)
         {
-            return collection.Indexes.CreateManyAsync(new[]
+            await collection.Indexes.CreateManyAsync(new[]
             {
                 new CreateIndexModel<MongoEventCommit>(
                     Index
@@ -75,6 +76,8 @@ namespace Squidex.Infrastructure.EventSourcing
                         Unique = true
                     })
             }, ct);
+
+            IsReplicaSet = Database.Client.Cluster.Description.Type == ClusterType.ReplicaSet;
         }
     }
 }

backend/src/Squidex.Infrastructure/Orleans/IBackgroundGrain.cs

@@ -7,13 +7,11 @@
 
 using System.Threading.Tasks;
 using Orleans;
-using Orleans.Concurrency;
 
 namespace Squidex.Infrastructure.Orleans
 {
     public interface IBackgroundGrain : IGrainWithStringKey
     {
-        [OneWay]
         Task ActivateAsync();
     }
 }