| | | 1 | | using AsyncResponse; |
| | | 2 | | using AsyncResponse.Channels.SqlServer; |
| | | 3 | | using Microsoft.Extensions.DependencyInjection.Extensions; |
| | | 4 | | |
| | | 5 | | namespace Microsoft.Extensions.DependencyInjection; |
| | | 6 | | |
| | | 7 | | /// <summary>DI registration for the Microsoft SQL Server-backed AsyncResponse channel package.</summary> |
| | | 8 | | public static class SqlServerAsyncResponseChannelServiceCollectionExtensions |
| | | 9 | | { |
| | | 10 | | /// <summary> |
| | | 11 | | /// Registers SQL Server as the response channel — behind |
| | | 12 | | /// <see cref="IAsyncResponsePublisher"/>, <see cref="IAsyncResponseSubscriber"/>, and |
| | | 13 | | /// <see cref="IRecoverableAsyncResponseSubscriber"/> — together with the durable SQL Server |
| | | 14 | | /// recovery-state store. Active waiters are woken by an adaptive polling sweep (tight while |
| | | 15 | | /// waiters are subscribed, backed off while idle) because SQL Server has no |
| | | 16 | | /// <c>LISTEN/NOTIFY</c>; same-process deliveries bypass the sweep entirely. Configure |
| | | 17 | | /// <see cref="SqlServerAsyncResponseChannelOptions.ConnectionString"/> with the application's |
| | | 18 | | /// SQL Server database. |
| | | 19 | | /// </summary> |
| | | 20 | | public static AsyncResponseRegistrationBuilder WithSqlServerChannel( |
| | | 21 | | this AsyncResponseRegistrationBuilder builder, |
| | | 22 | | Action<SqlServerAsyncResponseChannelOptions>? configure = null) |
| | | 23 | | { |
| | 3 | 24 | | var services = builder.Services; |
| | 3 | 25 | | services.AddOptions(); |
| | 3 | 26 | | if (configure is not null) |
| | 3 | 27 | | services.Configure(configure); |
| | | 28 | | |
| | 3 | 29 | | services.TryAddSingleton<SqlServerChannelSql>(); |
| | | 30 | | |
| | 3 | 31 | | services.TryAddSingleton<SqlServerRecoveryStateStore>(); |
| | 3 | 32 | | services.Replace(ServiceDescriptor.Singleton<IRecoveryStateStore>(provider => provider.GetRequiredService<SqlSer |
| | 3 | 33 | | services.Replace(ServiceDescriptor.Singleton<IRecoveryStateScanner>(provider => provider.GetRequiredService<SqlS |
| | | 34 | | |
| | 3 | 35 | | services.TryAddSingleton<SqlServerAsyncResponseChannel>(); |
| | 3 | 36 | | services.Replace(ServiceDescriptor.Singleton<IAsyncResponsePublisher>(provider => provider.GetRequiredService<Sq |
| | 3 | 37 | | services.Replace(ServiceDescriptor.Singleton<IRawAsyncResponsePublisher>(provider => provider.GetRequiredService |
| | 3 | 38 | | services.Replace(ServiceDescriptor.Singleton<IAsyncResponseSubscriber>(provider => provider.GetRequiredService<S |
| | 3 | 39 | | services.Replace(ServiceDescriptor.Singleton<IRecoverableAsyncResponseSubscriber>(provider => provider.GetRequir |
| | 3 | 40 | | services.Replace(ServiceDescriptor.Singleton<IActiveSubscriberProbe>(provider => provider.GetRequiredService<Sql |
| | | 41 | | |
| | 3 | 42 | | services.Replace(ServiceDescriptor.Singleton<IRecoverableAsyncResponseBuilder>(provider => new RecoverableAsyncR |
| | 3 | 43 | | provider.GetRequiredService<IRecoverableAsyncResponseSubscriber>(), |
| | 3 | 44 | | provider.GetService<IWorkerTransport>(), |
| | 3 | 45 | | provider.GetService<IAsyncResponseReplyTargetProvider>(), |
| | 3 | 46 | | provider.GetRequiredService<AsyncResponseContextPropagation>()))); |
| | 3 | 47 | | services.Replace(ServiceDescriptor.Singleton<IAsyncResponseBuilder>(provider => provider.GetRequiredService<IRec |
| | | 48 | | |
| | 3 | 49 | | services.AddSingleton(new AsyncResponseChannelMarker(SqlServerAsyncResponseChannelOptions.ChannelName)); |
| | 3 | 50 | | return builder; |
| | | 51 | | } |
| | | 52 | | } |