/// <summary>Registers the type mappings with the Unity container.</summary>
/// <param name="container">The unity container to configure.</param>
/// <remarks>There is no need to register concrete types such as controllers or API controllers (unless you want to
/// change the defaults), as Unity allows resolving a concrete type even if it was not previously registered.</remarks>
public static void RegisterTypes(IUnityContainer container)
{
var baseConfig = EventStoreConfig.GetConfig();
var promotionsConfig = new DummyEventStoreConfig(DbManager.FixedConnectionstring, baseConfig);
var user1Config = new DummyEventStoreConfig(DbManager.FixedConnectionstring, baseConfig);
var user2Config = new DummyEventStoreConfig(DbManager.FixedConnectionstring, baseConfig);
//SingleMicroserviceInitializer.Run(
// container, () => MicroserviceFactory<UserManagement, UserManagementHandler>
// .CreateEventProcessorWithApp<UserAppService>(container, userConfig),
// !_isConsoleApp);
MultiMicroserviceInitializer.Run(container, () =>
{
var services = new List <IMicroservice>();
UserContainer1 = ContainerFactory.ResolveDependenciesForNewChildContainer(container);
services.Add(MicroserviceFactory <UserManagement, UserManagementHandler>
.CreateEventProcessorWithApp <UserAppService>("user1", "user1_app", UserContainer1, user1Config, plugin,
SetupInMemoryPersistence <UserManagement>));
UserContainer2 = ContainerFactory.ResolveDependenciesForNewChildContainer(container);
services.Add(MicroserviceFactory <UserManagement, UserManagementHandler>
.CreateEventProcessorWithApp <UserAppService>("user2", "user2_app", UserContainer2, user2Config, plugin,
SetupInMemoryPersistence <UserManagement>));
PromotionsContainer = ContainerFactory.ResolveDependenciesForNewChildContainer(container);
services.Add(MicroserviceFactory <Promotions, PromotionsHandler> .
CreateEventProcessor("promo", PromotionsContainer, promotionsConfig, plugin,
SetupInMemoryPersistence <Promotions>));
return(services);
}, false, Program.VerboseIsEnabled);
}
public MongoEventStore(IMongoClient mongoClient, EventStoreConfig eventStoreConfig)
{
_mongoClient = mongoClient;
_db = _mongoClient.GetDatabase("DomainEvents");
_collection = _db.GetCollection <Event>("Events");
_config = eventStoreConfig;
}
/// <summary>Registers the type mappings with the Unity container.</summary>
/// <param name="container">The unity container to configure.</param>
/// <remarks>There is no need to register concrete types such as controllers or API controllers (unless you want to
/// change the defaults), as Unity allows resolving a concrete type even if it was not previously registered.</remarks>
public static void RegisterTypes(IUnityContainer container)
{
var baseConfig = EventStoreConfig.GetConfig();
var promotionsConfig = new DummyEventStoreConfig(DbManager.FixedConnectionstring, baseConfig);
var user1Config = new DummyEventStoreConfig(DbManager.FixedConnectionstring, baseConfig);
var user2Config = new DummyEventStoreConfig(DbManager.FixedConnectionstring, baseConfig);
StatsMonitor = new StatsMonitor();
EventSystem.Create(
MicroserviceFactory <UserManagement, UserManagementHandler>
.CreateEventProcessor("user1", user1Config, null, plugin, persistIncomingEvents, false,
SetupInMemoryPersistence <UserManagement>),
MicroserviceFactory <UserManagement, UserManagementHandler>
.CreateEventProcessor("user2", user2Config, null, plugin, persistIncomingEvents, false,
SetupInMemoryPersistence <UserManagement>),
MicroserviceFactory <Promotions, PromotionsHandler> .
CreateEventProcessor("promo", promotionsConfig, null, plugin, persistIncomingEvents, false,
SetupInMemoryPersistence <Promotions>,
(consumer, serializer, payload) =>
{
var e = serializer.Deserialize <IEvent>(payload);
if (e is FreePointsRewardedToUser)
{
return(false);
}
return(true);
}));
}
public void ConfigureServices(IServiceCollection services)
{
services.AddSwaggerGenNewtonsoftSupport();
services.AddSwaggerGen(o =>
{
var appXmlName = AppDomain.CurrentDomain.FriendlyName + ".xml";
var xmlPath = Path.Combine(AppContext.BaseDirectory, appXmlName);
o.IncludeXmlComments(xmlPath);
});
var rabbitConfig = new RabbitMqConfig()
{
UserName = "******",
Password = "******",
Host = "localhost",
Port = 5672,
VirtualHost = "/",
Exchange = "test"
};
services.AddSingleton(rabbitConfig);
services.AddSingleton <IRabbitConnectionWrapper, RabbitConnectionWrapper>();
services.AddRabbitMq(typeof(AppleCreatedEventHandler).Assembly);
services.AddCommandHandlers(typeof(AppleCommandHandlers).Assembly);
services.AddInternalEventHandlers(typeof(AppleCommandHandlers).Assembly,
typeof(AppleReadModel).Assembly);
services.AddInternalEventPublisher();
services.AddCommandSender();
var eventStoreConfig = new EventStoreConfig();
Configuration.GetSection(nameof(EventStoreConfig)).Bind(eventStoreConfig);
var mongoConfig = new MongoConfig();
Configuration.GetSection(nameof(MongoConfig)).Bind(mongoConfig);
services.AddSingleton <IEventProducer, RabbitMqProducer>();
services.AddEventStoreConfig(eventStoreConfig);
services.AddMongoDb(mongoConfig);
services.ConfigureMongoEventStore();
services.ConfigureRepositories();
var ravenSettings = new RavenSettings();
Configuration.GetSection(nameof(RavenSettings)).Bind(ravenSettings);
services.AddSingleton(ravenSettings);
services.AddRavenDb(ravenSettings);
services.AddQueryHandlers(typeof(AppleReadModel).Assembly);
services.AddQueryProcessor();
services
.AddTransient <IReadModelRepository <AppleReadModel, string>,
RavenReadModelRepository <AppleReadModel, string> >();
services.AddControllers().AddNewtonsoftJson(o =>
{
o.SerializerSettings.ConstructorHandling = ConstructorHandling.AllowNonPublicDefaultConstructor;
});
}
internal static IEventStoreConfig ResolveConfig(IEventStoreConfig providedConfig)
{
try
{
return(providedConfig != null ? providedConfig : EventStoreConfig.GetConfig());
}
catch (ArgumentNullException)
{
return(new HardcodedEventStoreConfig());
}
}
static EquinoxContext ConfigureStore()
{
#if (cosmos || eventStore)
// This is the allocation limit passed internally to a System.Caching.MemoryCache instance
// The primary objects held in the cache are the Folded State of Event-sourced aggregates
// see https://docs.microsoft.com/en-us/dotnet/framework/performance/caching-in-net-framework-applications for more information
var cacheMb = 50;
#endif
#if eventStore
// EVENTSTORE: see https://eventstore.org/
// Requires a Commercial HA Cluster, which can be simulated by 1) installing the OSS Edition from Choocolatey 2) running it in cluster mode
// # requires admin privilege
// cinst eventstore-oss -y # where cinst is an invocation of the Chocolatey Package Installer on Windows
// # run as a single-node cluster to allow connection logic to use cluster mode as for a commercial cluster
// & $env:ProgramData\chocolatey\bin\EventStore.ClusterNode.exe --gossip-on-single-node --discover-via-dns 0 --ext-http-port=30778
var esConfig = new EventStoreConfig("localhost", "admin", "changeit", cacheMb);
return(new EventStoreContext(esConfig));
#endif
#if cosmos
// AZURE COSMOSDB: Events are stored in an Azure CosmosDb Account (using the SQL API)
// Provisioning Steps:
// 1) Set the 3x environment variables EQUINOX_COSMOS_CONNECTION, EQUINOX_COSMOS_DATABASE, EQUINOX_COSMOS_COLLECTION
// 2) Provision a collection using the following command sequence:
// dotnet tool install -g Equinox.Cli
// Equinox.Cli init -ru 1000 cosmos -s $env:EQUINOX_COSMOS_CONNECTION -d $env:EQUINOX_COSMOS_DATABASE -c $env:EQUINOX_COSMOS_COLLECTION
const string connVar = "EQUINOX_COSMOS_CONNECTION";
var conn = Environment.GetEnvironmentVariable(connVar);
const string dbVar = "EQUINOX_COSMOS_DATABASE";
var db = Environment.GetEnvironmentVariable(dbVar);
const string collVar = "EQUINOX_COSMOS_COLLECTION";
var coll = Environment.GetEnvironmentVariable(collVar);
if (conn == null || db == null || coll == null)
{
throw new Exception(
$"Event Storage subsystem requires the following Environment Variables to be specified: {connVar} {dbVar}, {collVar}");
}
var connMode = Equinox.Cosmos.ConnectionMode.DirectTcp;
var config = new CosmosConfig(connMode, conn, db, coll, cacheMb);
return(new CosmosContext(config));
#endif
#if (!cosmos && !eventStore)
return(new MemoryStoreContext(new Equinox.MemoryStore.VolatileStore()));
#endif
#if (!memoryStore && !cosmos && !eventStore)
//return new MemoryStoreContext(new Equinox.MemoryStore.VolatileStore());
#endif
}
/// <inheritdoc/>
public void Provide(IBindingProviderBuilder builder)
{
var mongoConnectionString = Environment.GetEnvironmentVariable("MONGO");
var client = new MongoClient(mongoConnectionString);
var database = client.GetDatabase("CI_EventStore");
var eventStoreConfig = new EventStoreConfig(database, Dolittle.Logging.Logger.Internal);
builder.Bind <EventStoreConfig>().To(eventStoreConfig);
builder.Bind <IEventStore>().To <Dolittle.Runtime.Events.Store.MongoDB.EventStore>();
builder.Bind <Dolittle.ReadModels.MongoDB.Configuration>().To(new Dolittle.ReadModels.MongoDB.Configuration
{
Url = mongoConnectionString,
UseSSL = false,
DefaultDatabase = "CI_Read"
});
builder.Bind(typeof(IReadModelRepositoryFor <>)).To(typeof(ReadModelRepositoryFor <>));
}
public EventStoreConnectionWrapper(EventStoreConfig config)
{
Configuration = config;
Connection = EventStoreConnection.Create(Configuration.ConnectionString);
Connection.ConnectAsync().GetAwaiter().GetResult();
}
/// <summary>
/// Add mongoDb implementation of IEventStore
/// </summary>
/// <param name="services"></param>
/// <param name="mongoConfig"></param>
/// <param name="eventStoreConfig"></param>
/// <returns></returns>
public static IServiceCollection AddMongoDbEventStore(this IServiceCollection services,
MongoConfig mongoConfig, EventStoreConfig eventStoreConfig)
{
BsonSerializer.RegisterSerializationProvider(new CustomSerializationProvider());
services.AddSingleton(mongoConfig)
.AddSingleton(eventStoreConfig)
.AddSingleton <IMongoConnectionWrapper, MongoConnectionWrapper>()
.RegisterStores(false);
return(services);
}
