| | | 1 | | using AsyncResponse; |
| | | 2 | | using AsyncResponse.Transports.AzureServiceBus; |
| | | 3 | | using Microsoft.Extensions.DependencyInjection.Extensions; |
| | | 4 | | |
| | | 5 | | namespace Microsoft.Extensions.DependencyInjection; |
| | | 6 | | |
| | | 7 | | /// <summary>DI registration for the Azure Service Bus AsyncResponse transport.</summary> |
| | | 8 | | public static class AzureServiceBusAsyncResponseServiceCollectionExtensions |
| | | 9 | | { |
| | | 10 | | /// <summary> |
| | | 11 | | /// Registers Azure Service Bus as the worker transport and response ingress in one call: |
| | | 12 | | /// <list type="bullet"> |
| | | 13 | | /// <item><description>worker jobs are published to <see cref="AzureServiceBusAsyncResponseOptions.WorkerQueue"/>;</ |
| | | 14 | | /// <item><description>a hosted subscriber reads that worker queue and executes worker jobs;</description></item> |
| | | 15 | | /// <item><description>a hosted subscriber reads <see cref="AzureServiceBusAsyncResponseOptions.ResponseQueue"/> and |
| | | 16 | | /// </list> |
| | | 17 | | /// Azure Service Bus is a transport, not a recovery store: pair it with a channel |
| | | 18 | | /// (<c>.WithInMemoryChannel()</c> for simple apps, or a durable channel such as |
| | | 19 | | /// <c>.WithRedisChannel()</c>, <c>.WithNatsChannel()</c>, or <c>.WithPostgreSqlChannel()</c> when |
| | | 20 | | /// late responses must survive redeploys). |
| | | 21 | | /// </summary> |
| | | 22 | | public static AsyncResponseRegistrationBuilder WithAzureServiceBusTransport( |
| | | 23 | | this AsyncResponseRegistrationBuilder builder, |
| | | 24 | | Action<AzureServiceBusAsyncResponseOptions> configure) |
| | | 25 | | { |
| | 198 | 26 | | ArgumentNullException.ThrowIfNull(configure); |
| | | 27 | | |
| | 198 | 28 | | var services = builder.Services; |
| | 198 | 29 | | services.AddOptions(); |
| | 198 | 30 | | services.Configure(configure); |
| | | 31 | | |
| | 198 | 32 | | services.TryAddSingleton(AzureServiceBusClientResolver.Create); |
| | 394 | 33 | | services.TryAddSingleton(provider => new AzureServiceBusWorkerTransport( |
| | 394 | 34 | | provider.GetRequiredService<Microsoft.Extensions.Options.IOptions<AzureServiceBusAsyncResponseOptions>>(), |
| | 394 | 35 | | provider.GetRequiredService<IAzureServiceBusClient>())); |
| | 198 | 36 | | services.Replace(ServiceDescriptor.Singleton<IWorkerTransport>(provider => |
| | 394 | 37 | | provider.GetRequiredService<AzureServiceBusWorkerTransport>())); |
| | 198 | 38 | | services.Replace(ServiceDescriptor.Singleton<IAsyncResponseReplyTargetProvider, AzureServiceBusReplyTargetProvid |
| | 198 | 39 | | services.AddSingleton(provider => |
| | 198 | 40 | | { |
| | 198 | 41 | | // Resolved ack modes declared to the Core startup validator, which vetoes early ACK on |
| | 198 | 42 | | // the worker queue durable-flow wake-ups ride (see AsyncResponseStartupValidator). |
| | 198 | 43 | | var options = provider.GetRequiredService<Microsoft.Extensions.Options.IOptions<AzureServiceBusAsyncResponse |
| | 198 | 44 | | return new AsyncResponseTransportMarker(AzureServiceBusAsyncResponseOptions.TransportName) |
| | 198 | 45 | | { |
| | 198 | 46 | | WorkerSubscriberUsesEarlyAck = options.WorkerSubscriber.AckMode == AzureServiceBusAckMode.AckAfterEnqueu |
| | 198 | 47 | | WorkerAckModePath = $"{nameof(AzureServiceBusAsyncResponseOptions)}.{nameof(options.WorkerSubscriber)}.{ |
| | 198 | 48 | | ResponseSubscriberUsesEarlyAck = options.ResponseSubscriber.AckMode == AzureServiceBusAckMode.AckAfterEn |
| | 198 | 49 | | ResponseAckModePath = $"{nameof(AzureServiceBusAsyncResponseOptions)}.{nameof(options.ResponseSubscriber |
| | 198 | 50 | | }; |
| | 198 | 51 | | }); |
| | | 52 | | |
| | 198 | 53 | | services.AddHostedService<AzureServiceBusWorkerSubscriber>(); |
| | 198 | 54 | | services.AddHostedService<AzureServiceBusResponseIngressSubscriber>(); |
| | | 55 | | |
| | 198 | 56 | | return builder; |
| | | 57 | | } |
| | | 58 | | } |