Configuration improved

src/Squidex.Infrastructure.RabbitMq/RabbitMqEventConsumer.cs

@@ -21,25 +21,27 @@ namespace Squidex.Infrastructure.RabbitMq
     public sealed class RabbitMqEventConsumer : DisposableObjectBase, IExternalSystem, IEventConsumer
     {
         private readonly JsonSerializerSettings serializerSettings;
+        private readonly string eventPublisherName;
         private readonly string exchange;
-        private readonly string streamFilter;
+        private readonly string eventsFilter;
         private readonly ConnectionFactory connectionFactory;
         private readonly Lazy<IConnection> connection;
         private readonly Lazy<IModel> channel;
 
         public string Name
         {
-            get { return GetType().Name; }
+            get { return eventPublisherName; }
         }
 
-        public string StreamFilter
+        public string EventsFilter
         {
-            get { return streamFilter; }
+            get { return eventsFilter; }
         }
 
-        public RabbitMqEventConsumer(JsonSerializerSettings serializerSettings, string uri, string exchange, string streamFilter)
+        public RabbitMqEventConsumer(JsonSerializerSettings serializerSettings, string eventPublisherName, string uri, string exchange, string eventsFilter)
         {
             Guard.NotNullOrEmpty(uri, nameof(uri));
+            Guard.NotNullOrEmpty(eventPublisherName, nameof(eventPublisherName));
             Guard.NotNullOrEmpty(exchange, nameof(exchange));
             Guard.NotNull(serializerSettings, nameof(serializerSettings));
 
@@ -49,8 +51,8 @@ namespace Squidex.Infrastructure.RabbitMq
             channel = new Lazy<IModel>(() => connection.Value.CreateModel());
 
             this.exchange = exchange;
-
-            this.streamFilter = streamFilter;
+            this.eventsFilter = eventsFilter;
+            this.eventPublisherName = eventPublisherName;
             this.serializerSettings = serializerSettings;
         }
 

src/Squidex.Infrastructure/CQRS/Events/CompoundEventConsumer.cs

@@ -17,9 +17,9 @@ namespace Squidex.Infrastructure.CQRS.Events
 
         public string Name { get; }
 
-        public string StreamFilter
+        public string EventsFilter
         {
-            get { return inners.FirstOrDefault()?.StreamFilter; }
+            get { return inners.FirstOrDefault()?.EventsFilter; }
         }
 
         public CompoundEventConsumer(IEventConsumer first, params IEventConsumer[] inners)

src/Squidex.Infrastructure/CQRS/Events/EventReceiver.cs

@@ -111,7 +111,7 @@ namespace Squidex.Infrastructure.CQRS.Events
                     }
 
                     await eventStore.GetEventsAsync(se => HandleEventAsync(eventConsumer, se, consumerName), ct, 
-                        eventConsumer.StreamFilter, lastHandledEventNumber);
+                        eventConsumer.EventsFilter, lastHandledEventNumber);
                 }
                 catch (Exception ex)
                 {

src/Squidex.Infrastructure/CQRS/Events/IEventConsumer.cs

@@ -14,7 +14,7 @@ namespace Squidex.Infrastructure.CQRS.Events
     {
         string Name { get; }
 
-        string StreamFilter { get; }
+        string EventsFilter { get; }
 
         Task ClearAsync();
 

src/Squidex.Infrastructure/Singletons.cs

@@ -0,0 +1,23 @@
+// ==========================================================================
+//  Singletons.cs
+//  Squidex Headless CMS
+// ==========================================================================
+//  Copyright (c) Squidex Group
+//  All rights reserved.
+// ==========================================================================
+
+using System;
+using System.Collections.Concurrent;
+
+namespace Squidex.Infrastructure
+{
+    public static class Singletons<T>
+    {
+        private static readonly ConcurrentDictionary<string, T> instances = new ConcurrentDictionary<string, T>(StringComparer.OrdinalIgnoreCase);
+
+        public static T GetOrAdd(string key, Func<string, T> factory)
+        {
+            return instances.GetOrAdd(key, factory);
+        }
+    }
+}

src/Squidex.Read.MongoDb/Apps/MongoAppRepository_EventHandling.cs

@@ -23,7 +23,7 @@ namespace Squidex.Read.MongoDb.Apps
             get { return GetType().Name; }
         }
 
-        public string StreamFilter
+        public string EventsFilter
         {
             get { return "^app-"; }
         }

src/Squidex.Read.MongoDb/Contents/MongoContentRepository_EventHandling.cs

@@ -37,7 +37,7 @@ namespace Squidex.Read.MongoDb.Contents
             get { return GetType().Name; }
         }
 
-        public string StreamFilter
+        public string EventsFilter
         {
             get { return "^content-"; }
         }

src/Squidex.Read.MongoDb/History/MongoHistoryEventRepository.cs

@@ -32,7 +32,7 @@ namespace Squidex.Read.MongoDb.History
             get { return GetType().Name; }
         }
 
-        public string StreamFilter
+        public string EventsFilter
         {
             get { return "*"; }
         }

src/Squidex.Read.MongoDb/Schemas/MongoSchemaRepository_EventHandling.cs

@@ -26,7 +26,7 @@ namespace Squidex.Read.MongoDb.Schemas
             get { return GetType().Name; }
         }
 
-        public string StreamFilter
+        public string EventsFilter
         {
             get { return "^schema-"; }
         }

src/Squidex.Read/Apps/Services/Implementations/CachingAppProvider.cs

@@ -32,7 +32,7 @@ namespace Squidex.Read.Apps.Services.Implementations
             get { return GetType().Name; }
         }
 
-        public string StreamFilter
+        public string EventsFilter
         {
             get { return "*"; }
         }

src/Squidex.Read/Schemas/Services/Implementations/CachingSchemaProvider.cs

@@ -32,7 +32,7 @@ namespace Squidex.Read.Schemas.Services.Implementations
             get { return GetType().Name; }
         }
 
-        public string StreamFilter
+        public string EventsFilter
         {
             get { return "*"; }
         }

src/Squidex/Config/Domain/ClusterModule.cs

@@ -1,85 +0,0 @@
-// ==========================================================================
-//  ClusterModule.cs
-//  Squidex Headless CMS
-// ==========================================================================
-//  Copyright (c) Squidex Group
-//  All rights reserved.
-// ==========================================================================
-
-using System;
-using Autofac;
-using Microsoft.Extensions.Configuration;
-using Squidex.Infrastructure;
-using Squidex.Infrastructure.CQRS.Events;
-using Squidex.Infrastructure.Redis;
-using StackExchange.Redis;
-
-namespace Squidex.Config.Domain
-{
-    public class ClusterModule : Module
-    {
-        private IConfiguration Configuration { get; }
-
-        public ClusterModule(IConfiguration configuration)
-        {
-            Configuration = configuration;
-        }
-
-        protected override void Load(ContainerBuilder builder)
-        {
-            var handleEvents = Configuration.GetValue<bool>("squidex:handleEvents");
-
-            if (handleEvents)
-            {
-                builder.RegisterType<EventReceiver>()
-                    .AsSelf()
-                    .InstancePerDependency();
-            }
-
-            var clustererType = Configuration.GetValue<string>("squidex:clusterer:type");
-
-            if (string.IsNullOrWhiteSpace(clustererType))
-            {
-                throw new ConfigurationException("You must specify the clusterer type in the 'squidex:clusterer:type' configuration section.");
-            }
-
-            if (string.Equals(clustererType, "Redis", StringComparison.OrdinalIgnoreCase))
-            {
-                var connectionString = Configuration.GetValue<string>("squidex:clusterer:redis:connectionString");
-
-                if (string.IsNullOrWhiteSpace(connectionString))
-                {
-                    throw new ConfigurationException("You must specify the Redis connection string in the 'squidex:clusterer:redis:connectionString' configuration section.");
-                }
-
-                try
-                {
-                    var connectionMultiplexer = ConnectionMultiplexer.Connect(connectionString);
-
-                    builder.RegisterInstance(connectionMultiplexer)
-                        .As<IConnectionMultiplexer>()
-                        .SingleInstance();
-                }
-                catch (Exception ex)
-                {
-                    throw new ConfigurationException($"Redis connection failed to connect to database {connectionString}", ex);
-                }
-
-                builder.RegisterType<RedisPubSub>()
-                    .As<IPubSub>()
-                    .As<IExternalSystem>()
-                    .SingleInstance();
-            }
-            else if (string.Equals(clustererType, "None", StringComparison.OrdinalIgnoreCase))
-            {
-                builder.RegisterType<InMemoryPubSub>()
-                    .As<IPubSub>()
-                    .SingleInstance();
-            }
-            else
-            {
-                throw new ConfigurationException($"Unsupported clusterer type '{clustererType}' for key 'squidex:clusterer:type', supported: Redis, None.");
-            }
-        }
-    }
-}

src/Squidex/Config/Domain/EventPublishersModule.cs

@@ -0,0 +1,80 @@
+// ==========================================================================
+//  RabbitMqModule.cs
+//  Squidex Headless CMS
+// ==========================================================================
+//  Copyright (c) Squidex Group
+//  All rights reserved.
+// ==========================================================================
+
+using System;
+using Autofac;
+using Microsoft.Extensions.Configuration;
+using Newtonsoft.Json;
+using Squidex.Infrastructure;
+using Squidex.Infrastructure.CQRS.Events;
+using Squidex.Infrastructure.RabbitMq;
+
+// ReSharper disable InvertIf
+
+namespace Squidex.Config.Domain
+{
+    public sealed class EventPublishersModule : Module
+    {
+        private IConfiguration Configuration { get; }
+
+        public EventPublishersModule(IConfiguration configuration)
+        {
+            Configuration = configuration;
+        }
+
+        protected override void Load(ContainerBuilder builder)
+        {
+            var eventPublishers = Configuration.GetSection("eventPublishers");
+
+            foreach (var child in eventPublishers.GetChildren())
+            {
+                var eventPublisherType = child.GetValue<string>("type");
+
+                if (string.IsNullOrWhiteSpace(eventPublisherType))
+                {
+                    throw new ConfigurationException($"Configure EventPublisher type with 'eventPublishers:{child.Key}:type'.");
+                }
+
+                var eventsFilter = Configuration.GetValue<string>("eventsFilter");
+
+                var enabled = child.GetValue<bool>("enabled");
+
+                if (string.Equals(eventPublisherType, "RabbitMq", StringComparison.OrdinalIgnoreCase))
+                {
+                    var configuration = child.GetValue<string>("configuration");
+
+                    if (string.IsNullOrWhiteSpace(configuration))
+                    {
+                        throw new ConfigurationException($"Configure EventPublisher RabbitMq configuration with 'eventPublishers:{child.Key}:configuration'.");
+                    }
+
+                    var exchange = child.GetValue<string>("exchange");
+
+                    if (string.IsNullOrWhiteSpace(exchange))
+                    {
+                        throw new ConfigurationException($"Configure EventPublisher RabbitMq exchange with 'eventPublishers:{child.Key}:configuration'.");
+                    }
+
+                    var name = $"EventPublishers_{child.Key}";
+
+                    if (enabled)
+                    {
+                        builder.Register(c => new RabbitMqEventConsumer(c.Resolve<JsonSerializerSettings>(), name, configuration, exchange, eventsFilter))
+                            .As<IEventConsumer>()
+                            .As<IExternalSystem>()
+                            .SingleInstance();
+                    }
+                }
+                else
+                {
+                    throw new ConfigurationException($"Unsupported value '{child.Key}' for 'eventPublishers:{child.Key}:type', supported: RabbitMq.");
+                }
+            }
+        }
+    }
+}

src/Squidex/Config/Domain/EventStoreModule.cs

@@ -8,17 +8,20 @@
 
 using System;
 using Autofac;
+using Autofac.Core;
 using Microsoft.Extensions.Configuration;
 using MongoDB.Driver;
-using NodaTime;
 using Squidex.Infrastructure;
 using Squidex.Infrastructure.CQRS.Events;
 using Squidex.Infrastructure.MongoDb.EventStore;
 
 namespace Squidex.Config.Domain
 {
-    public class EventStoreModule : Module
+    public sealed class EventStoreModule : Module
     {
+        private const string MongoClientRegistration = "EventStoreMongoClient";
+        private const string MongoDatabaseRegistration = "EventStoreMongoDatabase";
+
         private IConfiguration Configuration { get; }
 
         public EventStoreModule(IConfiguration configuration)
@@ -28,45 +31,55 @@ namespace Squidex.Config.Domain
 
         protected override void Load(ContainerBuilder builder)
         {
-            var storeType = Configuration.GetValue<string>("squidex:eventStore:type");
+            var consumeEvents = Configuration.GetValue<bool>("eventStore:consume");
 
-            if (string.IsNullOrWhiteSpace(storeType))
+            if (consumeEvents)
             {
-                throw new ConfigurationException("You must specify the store type in the 'squidex:eventStore:type' configuration section.");
+                builder.RegisterType<EventReceiver>()
+                    .AsSelf()
+                    .InstancePerDependency();
             }
 
-            if (string.Equals(storeType, "MongoDb", StringComparison.OrdinalIgnoreCase))
-            {
-                var databaseName = Configuration.GetValue<string>("squidex:eventStore:mongoDb:databaseName");
+            var eventStoreType = Configuration.GetValue<string>("eventStore:type");
 
-                if (string.IsNullOrWhiteSpace(databaseName))
+            if (string.IsNullOrWhiteSpace(eventStoreType))
             {
-                    throw new ConfigurationException("You must specify the MongoDB database name in the 'squidex:eventStore:mongoDb:databaseName' configuration section.");
+                throw new ConfigurationException("Configure EventStore type with 'eventStore:type'.");
             }
 
-                var connectionString = Configuration.GetValue<string>("squidex:eventStore:mongoDb:connectionString");
+            if (string.Equals(eventStoreType, "MongoDb", StringComparison.OrdinalIgnoreCase))
+            {
+                var configuration = Configuration.GetValue<string>("eventStore:mongoDb:configuration");
 
-                if (string.IsNullOrWhiteSpace(connectionString))
+                if (string.IsNullOrWhiteSpace(configuration))
                 {
-                    throw new ConfigurationException("You must specify the MongoDB connection string in the 'squidex:eventStore:mongoDb:connectionString' configuration section.");
+                    throw new ConfigurationException("Configure EventStore MongoDb configuration with 'eventStore:mongoDb:configuration'.");
                 }
 
-                builder.Register(c =>
+                var database = Configuration.GetValue<string>("eventStore:mongoDb:database");
+
+                if (string.IsNullOrWhiteSpace(database))
                 {
-                        var mongoDbClient = new MongoClient(connectionString);
-                        var mongoDatabase = mongoDbClient.GetDatabase(databaseName);
+                    throw new ConfigurationException("Configure EventStore MongoDb Database name with 'eventStore:mongoDb:database'.");
+                }
+
+                builder.Register(c => Singletons<IMongoClient>.GetOrAdd(configuration, s => new MongoClient(s)))
+                    .Named<IMongoClient>(MongoClientRegistration)
+                    .SingleInstance();
 
-                        var eventStore = new MongoEventStore(mongoDatabase, c.Resolve<IEventNotifier>(), c.Resolve<IClock>());
+                builder.Register(c => c.ResolveNamed<IMongoClient>(MongoClientRegistration).GetDatabase(database))
+                    .Named<IMongoDatabase>(MongoDatabaseRegistration)
+                    .SingleInstance();
 
-                        return eventStore;
-                    })
+                builder.RegisterType<MongoEventStore>()
+                    .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseRegistration))
                     .As<IExternalSystem>()
                     .As<IEventStore>()
                     .SingleInstance();
             }
             else
             {
-                throw new ConfigurationException($"Unsupported store type '{storeType}' for key 'squidex:eventStore:type', supported: MongoDb.");
+                throw new ConfigurationException($"Unsupported value '{eventStoreType}' for 'eventStore:type', supported: MongoDb.");
             }
         }
     }

src/Squidex/Config/Domain/InfrastructureModule.cs

@@ -28,7 +28,7 @@ using Squidex.Pipeline;
 
 namespace Squidex.Config.Domain
 {
-    public class InfrastructureModule : Module
+    public sealed class InfrastructureModule : Module
     {
         private IConfiguration Configuration { get; }
 
@@ -39,7 +39,7 @@ namespace Squidex.Config.Domain
 
         protected override void Load(ContainerBuilder builder)
         {
-            if (Configuration.GetValue<bool>("squidex:logging:human"))
+            if (Configuration.GetValue<bool>("logging:human"))
             {
                 builder.Register(c => new Func<IObjectWriter>(() => new JsonLogWriter(Formatting.Indented, true)))
                     .AsSelf()
@@ -52,11 +52,11 @@ namespace Squidex.Config.Domain
                     .SingleInstance();
             }
 
-            var logFile = Configuration.GetValue<string>("squidex:logging:file");
+            var loggingFile = Configuration.GetValue<string>("logging:file");
 
-            if (!string.IsNullOrWhiteSpace(logFile))
+            if (!string.IsNullOrWhiteSpace(loggingFile))
             {
-                builder.RegisterInstance(new FileChannel(logFile))
+                builder.RegisterInstance(new FileChannel(loggingFile))
                     .As<ILogChannel>()
                     .As<IExternalSystem>()
                     .SingleInstance();

src/Squidex/Config/Domain/PubSubModule.cs

@@ -0,0 +1,70 @@
+// ==========================================================================
+//  ClusterModule.cs
+//  Squidex Headless CMS
+// ==========================================================================
+//  Copyright (c) Squidex Group
+//  All rights reserved.
+// ==========================================================================
+
+using System;
+using Autofac;
+using Autofac.Core;
+using Microsoft.Extensions.Configuration;
+using Squidex.Infrastructure;
+using Squidex.Infrastructure.Redis;
+using StackExchange.Redis;
+
+namespace Squidex.Config.Domain
+{
+    public sealed class PubSubModule : Module
+    {
+        private const string RedisRegistration = "PubSubRedis";
+
+        private IConfiguration Configuration { get; }
+
+        public PubSubModule(IConfiguration configuration)
+        {
+            Configuration = configuration;
+        }
+
+        protected override void Load(ContainerBuilder builder)
+        {
+            var pubSubType = Configuration.GetValue<string>("pubSub:type");
+
+            if (string.IsNullOrWhiteSpace(pubSubType))
+            {
+                throw new ConfigurationException("Configure the PubSub type with 'pubSub:type'.");
+            }
+
+            if (string.Equals(pubSubType, "Redis", StringComparison.OrdinalIgnoreCase))
+            {
+                var configuration = Configuration.GetValue<string>("pubsub:redis:configuration");
+
+                if (string.IsNullOrWhiteSpace(configuration))
+                {
+                    throw new ConfigurationException("Configure PubSub Redis configuration with pubSub:redis:configuration'.");
+                }
+
+                builder.Register(c => Singletons<IConnectionMultiplexer>.GetOrAdd(configuration, s => ConnectionMultiplexer.Connect(s)))
+                    .Named<IConnectionMultiplexer>(RedisRegistration)
+                    .SingleInstance();
+
+                builder.RegisterType<RedisPubSub>()
+                    .WithParameter(ResolvedParameter.ForNamed<IConnectionMultiplexer>(RedisRegistration))
+                    .As<IPubSub>()
+                    .As<IExternalSystem>()
+                    .SingleInstance();
+            }
+            else if (string.Equals(pubSubType, "InMemory", StringComparison.OrdinalIgnoreCase))
+            {
+                builder.RegisterType<InMemoryPubSub>()
+                    .As<IPubSub>()
+                    .SingleInstance();
+            }
+            else
+            {
+                throw new ConfigurationException($"Unsupported value '{pubSubType}' for 'pubSub:type', supported: Redis, InMemory.");
+            }
+        }
+    }
+}

src/Squidex/Config/Domain/RabbitMqModule.cs

@@ -1,48 +0,0 @@
-// ==========================================================================
-//  RabbitMqModule.cs
-//  Squidex Headless CMS
-// ==========================================================================
-//  Copyright (c) Squidex Group
-//  All rights reserved.
-// ==========================================================================
-
-using Autofac;
-using Microsoft.Extensions.Configuration;
-using Newtonsoft.Json;
-using Squidex.Infrastructure;
-using Squidex.Infrastructure.CQRS.Events;
-using Squidex.Infrastructure.RabbitMq;
-
-// ReSharper disable InvertIf
-
-namespace Squidex.Config.Domain
-{
-    public sealed class RabbitMqModule : Module
-    {
-        private IConfiguration Configuration { get; }
-
-        public RabbitMqModule(IConfiguration configuration)
-        {
-            Configuration = configuration;
-        }
-
-        protected override void Load(ContainerBuilder builder)
-        {
-            var connectionString = Configuration.GetValue<string>("squidex:eventPublishers:rabbitMq:connectionString");
-            var exchange = Configuration.GetValue<string>("squidex:eventPublishers:rabbitMq:exchange");
-            var enabled = Configuration.GetValue<bool>("squidex:eventPublishers:rabbitMq:enabled");
-
-            if (!string.IsNullOrWhiteSpace(connectionString) &&
-                !string.IsNullOrWhiteSpace(exchange) &&
-                enabled)
-            {
-                var streamFilter = Configuration.GetValue<string>("squidex:eventPublishers:rabbitMq:streamFilter");
-
-                builder.Register(c => new RabbitMqEventConsumer(c.Resolve<JsonSerializerSettings>(), connectionString, exchange, streamFilter))
-                    .As<IEventConsumer>()
-                    .As<IExternalSystem>()
-                    .SingleInstance();
-            }
-        }
-    }
-}

src/Squidex/Config/Domain/StoreModule.cs

@@ -24,11 +24,11 @@ namespace Squidex.Config.Domain
 
         protected override void Load(ContainerBuilder builder)
         {
-            var storeType = Configuration.GetValue<string>("squidex:stores:type");
+            var storeType = Configuration.GetValue<string>("store:type");
 
             if (string.IsNullOrWhiteSpace(storeType))
             {
-                throw new ConfigurationException("You must specify the store type in the 'squidex:stores:type' configuration section.");
+                throw new ConfigurationException("Configure the Store type with 'store:type'.");
             }
 
             if (string.Equals(storeType, "MongoDB", StringComparison.OrdinalIgnoreCase))
@@ -37,7 +37,7 @@ namespace Squidex.Config.Domain
             }
             else
             {
-                throw new ConfigurationException($"Unsupported store type '{storeType}' for key 'squidex:stores:type', supported: MongoDb.");
+                throw new ConfigurationException($"Unsupported value '{storeType}' for 'stores:type', supported: MongoDb.");
             }
         }
     }

src/Squidex/Config/Domain/StoreMongoDbModule.cs

@@ -34,8 +34,9 @@ namespace Squidex.Config.Domain
 {
     public class StoreMongoDbModule : Module
     {
-        private const string MongoDatabaseName = "MongoDatabaseName";
-        private const string MongoDatabaseNameContent = "MongoDatabaseNameContent";
+        private const string MongoClientRegistration = "StoreMongoClient";
+        private const string MongoDatabaseRegistration = "StoreMongoDatabaseName";
+        private const string MongoContentDatabaseRegistration = "StoreMongoDatabaseNameContent";
 
         private IConfiguration Configuration { get; }
 
@@ -46,42 +47,42 @@ namespace Squidex.Config.Domain
 
         protected override void Load(ContainerBuilder builder)
         {
-            var databaseName = Configuration.GetValue<string>("squidex:stores:mongoDb:databaseName");
+            var configuration = Configuration.GetValue<string>("store:mongoDb:configuration");
 
-            if (string.IsNullOrWhiteSpace(databaseName))
+            if (string.IsNullOrWhiteSpace(configuration))
             {
-                throw new ConfigurationException("You must specify the MongoDB database name in the 'squidex:stores:mongoDb:databaseName' configuration section.");
+                throw new ConfigurationException("Configure the Store MongoDb configuration with 'store:mongoDb:configuration'.");
             }
 
-            var connectionString = Configuration.GetValue<string>("squidex:stores:mongoDb:connectionString");
+            var database = Configuration.GetValue<string>("store:mongoDb:database");
 
-            if (string.IsNullOrWhiteSpace(connectionString))
+            if (string.IsNullOrWhiteSpace(database))
             {
-                throw new ConfigurationException("You must specify the MongoDB connection string in the 'squidex:stores:mongoDb:connectionString' configuration section.");
+                throw new ConfigurationException("Configure the Store MongoDb database with 'store:mongoDb:database'.");
             }
 
-            var databaseNameContent = Configuration.GetValue<string>("squidex:stores:mongoDb:databaseNameContent");
+            var contentDatabase = Configuration.GetValue<string>("store:mongoDb:databaseNameContent");
 
-            if (string.IsNullOrWhiteSpace(databaseNameContent))
+            if (string.IsNullOrWhiteSpace(contentDatabase))
             {
-                databaseNameContent = databaseName;
+                contentDatabase = database;
             }
 
-            builder.Register(c => new MongoClient(connectionString))
-                .As<IMongoClient>()
+            builder.Register(c => Singletons<IMongoClient>.GetOrAdd(configuration, s => new MongoClient(s)))
+                .Named<IMongoClient>(MongoClientRegistration)
                 .SingleInstance();
 
-            builder.Register(c => c.Resolve<IMongoClient>().GetDatabase(databaseName))
-                .Named<IMongoDatabase>(MongoDatabaseName)
+            builder.Register(c => c.ResolveNamed<IMongoClient>(MongoClientRegistration).GetDatabase(database))
+                .Named<IMongoDatabase>(MongoDatabaseRegistration)
                 .SingleInstance();
 
-            builder.Register(c => c.Resolve<IMongoClient>().GetDatabase(databaseNameContent))
-                .Named<IMongoDatabase>(MongoDatabaseNameContent)
+            builder.Register(c => c.ResolveNamed<IMongoClient>(MongoClientRegistration).GetDatabase(contentDatabase))
+                .Named<IMongoDatabase>(MongoContentDatabaseRegistration)
                 .SingleInstance();
 
             builder.Register<IUserStore<IdentityUser>>(c =>
                 {
-                    var usersCollection = c.ResolveNamed<IMongoDatabase>(MongoDatabaseName).GetCollection<IdentityUser>("Identity_Users");
+                    var usersCollection = c.ResolveNamed<IMongoDatabase>(MongoDatabaseRegistration).GetCollection<IdentityUser>("Identity_Users");
 
                     IndexChecks.EnsureUniqueIndexOnNormalizedEmail(usersCollection);
                     IndexChecks.EnsureUniqueIndexOnNormalizedUserName(usersCollection);
@@ -92,7 +93,7 @@ namespace Squidex.Config.Domain
 
             builder.Register<IRoleStore<IdentityRole>>(c =>
                 {
-                    var rolesCollection = c.ResolveNamed<IMongoDatabase>(MongoDatabaseName).GetCollection<IdentityRole>("Identity_Roles");
+                    var rolesCollection = c.ResolveNamed<IMongoDatabase>(MongoDatabaseRegistration).GetCollection<IdentityRole>("Identity_Roles");
 
                     IndexChecks.EnsureUniqueIndexOnNormalizedRoleName(rolesCollection);
 
@@ -105,25 +106,25 @@ namespace Squidex.Config.Domain
                 .InstancePerLifetimeScope();
 
             builder.RegisterType<MongoPersistedGrantStore>()
-                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseName))
+                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseRegistration))
                 .As<IPersistedGrantStore>()
                 .SingleInstance();
 
             builder.RegisterType<MongoEventConsumerInfoRepository>()
-                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseName))
+                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseRegistration))
                 .As<IEventConsumerInfoRepository>()
                 .AsSelf()
                 .SingleInstance();
 
             builder.RegisterType<MongoContentRepository>()
-                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseNameContent))
+                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoContentDatabaseRegistration))
                 .As<IContentRepository>()
                 .As<IEventConsumer>()
                 .AsSelf()
                 .SingleInstance();
 
             builder.RegisterType<MongoHistoryEventRepository>()
-                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseName))
+                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseRegistration))
                 .As<IHistoryEventRepository>()
                 .As<IEventConsumer>()
                 .As<IExternalSystem>()
@@ -131,14 +132,14 @@ namespace Squidex.Config.Domain
                 .SingleInstance();
 
             builder.RegisterType<MongoSchemaRepository>()
-                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseName))
+                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseRegistration))
                 .As<ISchemaRepository>()
                 .As<IExternalSystem>()
                 .AsSelf()
                 .SingleInstance();
 
             builder.RegisterType<MongoAppRepository>()
-                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseName))
+                .WithParameter(ResolvedParameter.ForNamed<IMongoDatabase>(MongoDatabaseRegistration))
                 .As<IAppRepository>()
                 .As<IEventConsumer>()
                 .As<IExternalSystem>()

src/Squidex/Config/Identity/IdentityServices.cs

@@ -1,4 +1,5 @@
-// ==========================================================================
+
+// ==========================================================================
 //  IdentityServices.cs
 //  Squidex Headless CMS
 // ==========================================================================
@@ -30,29 +31,40 @@ namespace Squidex.Config.Identity
         {
             var dataProtection = services.AddDataProtection().SetApplicationName("Squidex");
 
-            var clustererType = configuration.GetValue<string>("squidex:clusterer:type");
+            var keyStoreType = configuration.GetValue<string>("identity:keysStore:type");
+
+            if (string.IsNullOrWhiteSpace(keyStoreType))
+            {
+                throw new ConfigurationException("Configure KeyStore type with 'identity:keysStore:type'.");
+            }
 
-            if (clustererType.Equals("redis", StringComparison.OrdinalIgnoreCase))
+            if (string.Equals(keyStoreType, "Redis", StringComparison.OrdinalIgnoreCase))
             {
-                var connectionString = configuration.GetValue<string>("squidex:clusterer:redis:connectionString");
+                var redisConfiguration = configuration.GetValue<string>("identity:keysStore:redis:configuration");
 
-                if (string.IsNullOrWhiteSpace(connectionString))
+                if (string.IsNullOrWhiteSpace(redisConfiguration))
                 {
-                    throw new ConfigurationException("You must specify the Redis connection string in the 'squidex:clusterer:redis:connectionString' configuration section.");
+                    throw new ConfigurationException("Configure KeyStore Redis configuration with 'identity:keysStore:redis:configuration'.");
                 }
                 
-                var connectionMultiplexer = ConnectionMultiplexer.Connect(connectionString);
+                var connectionMultiplexer = Singletons<ConnectionMultiplexer>.GetOrAdd(redisConfiguration, s => ConnectionMultiplexer.Connect(s));
 
                 dataProtection.PersistKeysToRedis(connectionMultiplexer);
             }
-            else
+            else if (string.Equals(keyStoreType, "Folder", StringComparison.OrdinalIgnoreCase))
             {
-                var keysFolder = configuration.GetValue<string>("squidex:identity:keysFolder");
+                var folderPath = configuration.GetValue<string>("identity:keysStore:folder:path");
 
-                if (!string.IsNullOrWhiteSpace(keysFolder))
+                if (string.IsNullOrWhiteSpace(folderPath))
                 {
-                    dataProtection.PersistKeysToFileSystem(new DirectoryInfo(keysFolder));
+                    throw new ConfigurationException("Configure KeyStore Folder path with 'identity:keysStore:folder:path'.");
                 }
+
+                dataProtection.PersistKeysToFileSystem(new DirectoryInfo(folderPath));
+            }
+            else if (!string.Equals(keyStoreType, "InMemory", StringComparison.OrdinalIgnoreCase))
+            {
+                throw new ConfigurationException($"Unsupported value '{keyStoreType}' for 'identity:keysStore:type', supported: Redis, Folder, InMemory.");
             }
 
             return services;

src/Squidex/Config/MyUrlsOptions.cs

@@ -7,6 +7,7 @@
 // ==========================================================================
 
 using System;
+using Squidex.Infrastructure;
 
 namespace Squidex.Config
 {
@@ -18,6 +19,11 @@ namespace Squidex.Config
 
         public string BuildUrl(string path, bool trailingSlash = true)
         {
+            if (string.IsNullOrWhiteSpace(BaseUrl))
+            {
+                throw new ConfigurationException("Configure BaseUrl with 'urls:baseUrl'.");
+            }
+
             var url = $"{BaseUrl.TrimEnd('/')}/{path.Trim('/')}";
 
             if (trailingSlash &&

src/Squidex/Startup.cs

@@ -51,7 +51,7 @@ namespace Squidex
                 .SetBasePath(env.ContentRootPath)
                 .AddJsonFile("appsettings.json", true, true)
                 .AddJsonFile($"appsettings.{env.EnvironmentName}.json", true)
-                .AddEnvironmentVariables();
+                .AddEnvironmentVariables("SQUIDEX__");
 
             Configuration = builder.Build();
         }
@@ -71,16 +71,16 @@ namespace Squidex
             services.AddRouting();
 
             services.Configure<MyUrlsOptions>(
-                Configuration.GetSection("squidex:urls"));
+                Configuration.GetSection("urls"));
             services.Configure<MyIdentityOptions>(
-                Configuration.GetSection("squidex:identity"));
+                Configuration.GetSection("identity"));
 
             var builder = new ContainerBuilder();
             builder.Populate(services);
-            builder.RegisterModule(new ClusterModule(Configuration));
+            builder.RegisterModule(new EventPublishersModule(Configuration));
             builder.RegisterModule(new EventStoreModule(Configuration));
             builder.RegisterModule(new InfrastructureModule(Configuration));
-            builder.RegisterModule(new RabbitMqModule(Configuration));
+            builder.RegisterModule(new PubSubModule(Configuration));
             builder.RegisterModule(new ReadModule(Configuration));
             builder.RegisterModule(new StoreModule(Configuration));
             builder.RegisterModule(new WebModule(Configuration));

src/Squidex/appsettings.json

@@ -1,45 +1,53 @@
 {
-  "squidex": {
   "urls": {
     "baseUrl": "http://localhost:5000"
   },
   "logging": {
     "human": false 
   },
-    "clusterer": {
-      "type": "none",
+  "pubSub": {
+    "type": "InMemory",
     "redis": {
-        "connectionString": "localhost:6379,resolveDns=1"
+      "configuration": "localhost:6379,resolveDns=1"
     }
   },
   "eventStore": {
-      "type": "mongoDb",
+    "type": "MongoDb",
     "mongoDb": {
-        "connectionString": "mongodb://localhost",
-        "databaseName": "Squidex"
-      }
+      "configuration": "mongodb://localhost",
+      "database": "Squidex"
+    },
+    "consume": true
   },
   "eventPublishers": {
-      "rabbitMq": {
-        "connectionString": "amqp://guest:guest@localhost/",
+    "allToRabbitMq": {
+      "type": "RabbitMq",
+      "configuration": "amqp://guest:guest@localhost/",
       "exchange": "squidex",
       "enabled": false,
-        "streamFilter": "*"
+      "eventsFilter": "*"
     } 
   }, 
-    "stores": {
-      "type": "mongoDb",
+  "store": {
+    "type": "MongoDb",
     "mongoDb": {
-        "connectionString": "mongodb://localhost",
-        "databaseName": "Squidex",
-        "databaseNameContent": "SquidexContent"
+      "configuration": "mongodb://localhost",
+      "contentDatabase": "SquidexContent",
+      "database": "Squidex"
     }
   },
   "identity": {
     "googleClient": "1006817248705-t3lb3ge808m9am4t7upqth79hulk456l.apps.googleusercontent.com",
     "googleSecret": "QsEi-fHqkGw2_PjJmtNHf2wg",
-      "lockAutomatically": true 
+    "lockAutomatically": true,
+    "keysStore": {
+      "type": "InMemory",
+      "redis": {
+        "configuration": "localhost:6379,resolveDns=1"
       },
-    "handleEvents": true
+      "folder": {
+        "path": "keys"
+      }
+    } 
   }
 }

tests/Squidex.Infrastructure.Tests/CQRS/Events/CompoundEventConsumerTests.cs

@@ -47,11 +47,11 @@ namespace Squidex.Infrastructure.CQRS.Events
         {
             const string filter = "my-inner-filter";
 
-            consumer1.Setup(x => x.StreamFilter).Returns(filter);
+            consumer1.Setup(x => x.EventsFilter).Returns(filter);
 
             var sut = new CompoundEventConsumer(consumer1.Object, consumer2.Object);
 
-            Assert.Equal(filter, sut.StreamFilter);
+            Assert.Equal(filter, sut.EventsFilter);
         }
 
         [Fact]