private static IServiceCollection AddConfigurations(
this IServiceCollection services,
RabbitMqRegistrationOptions options
)
{
services.AddSingleton <DefaultConfigurationManager>();
services.AddSingleton(sp =>
options.Factories?.ConfigurationManager?.Invoke(sp) ??
sp.GetRequiredService <DefaultConfigurationManager>()
);
services.AddSingleton <DefaultNamingConvention>();
services.AddSingleton(sp =>
options.Factories?.NamingConvention?.Invoke(sp) ??
sp.GetRequiredService <DefaultNamingConvention>()
);
services.AddSingleton <DefaultTopologyProvider>();
services.AddSingleton(sp =>
options.Factories?.TopologyProvider?.Invoke(sp) ??
sp.GetRequiredService <DefaultTopologyProvider>()
);
services.AddSingleton <IServiceInfoAccessor, ServiceInfoAccessor>();
return(services);
}
public static IServiceCollection AddRabbitMq(
this IServiceCollection services,
Action <RabbitMqRegistrationOptions>?options = null
)
{
var middlewareRegistrator = new MiddlewareRegistrator();
services.AddSingleton <IMiddlewareRegistryAccessor>(middlewareRegistrator);
services.AddSingleton <IRuntimeMiddlewareRegistrator>(middlewareRegistrator);
services.AddSingleton <ConsumerRegistry>();
services.AddSingleton <IConsumerRegistry>(sp => sp.GetRequiredService <ConsumerRegistry>());
services.AddSingleton <IConsumerRegistryAccessor>(sp => sp.GetRequiredService <ConsumerRegistry>());
services.AddHostedService <RabbitMqSubscribersStarter>();
var subscriberRegistrator =
services.AddNamed <string, ISubscriber>(ServiceLifetime.Singleton)
.Add <DefaultSubscriber>();
var acknowledgementRegistrator =
services.AddNamed <string, IAcknowledgementBehaviour>(ServiceLifetime.Singleton)
.Add <DefaultAcknowledgementBehaviour>();
var retryDelayComputerRegistrator =
services.AddNamed <string, IRetryDelayComputer>(ServiceLifetime.Singleton)
.Add <ConstantRetryDelayComputer>(RetryPolicyType.Constant)
.Add <ExponentialRetryDelayComputer>(RetryPolicyType.Exponential)
.Add <LinearRetryDelayComputer>(RetryPolicyType.Linear);
var routeProviderRegistrator =
services.AddNamed <string, IRouteProvider>(ServiceLifetime.Singleton)
.Add <DefaultRouteProvider>();
var rabbitMqRegistrationOptions = new RabbitMqRegistrationOptions(
middlewareRegistrator,
subscriberRegistrator,
acknowledgementRegistrator,
retryDelayComputerRegistrator,
routeProviderRegistrator
);
options?.Invoke(rabbitMqRegistrationOptions);
services.AddSingleton(sp => new RabbitMqHandlerAutoRegistrator(
sp,
rabbitMqRegistrationOptions.Assemblies,
rabbitMqRegistrationOptions.TypeFilter
));
return(services
.AddConnectionServices(rabbitMqRegistrationOptions)
.AddSubscribers(rabbitMqRegistrationOptions)
.AddConfigurations(rabbitMqRegistrationOptions)
.AddSerializers(rabbitMqRegistrationOptions)
.AddPublishers(rabbitMqRegistrationOptions));
}
private static IServiceCollection AddSubscribers(
this IServiceCollection services,
RabbitMqRegistrationOptions options
)
{
services.AddSingleton <DefaultSubscriberFactory>();
services.AddSingleton(sp =>
options.Factories?.SubscriberFactory?.Invoke(sp) ??
sp.GetRequiredService <DefaultSubscriberFactory>()
);
services.AddSingleton <DefaultSubscriptionManager>();
services.AddSingleton(sp =>
options.Factories?.SubscriptionManager?.Invoke(sp) ??
sp.GetRequiredService <DefaultSubscriptionManager>()
);
services.AddSingleton <DefaultAcknowledgementBehaviourFactory>();
services.AddSingleton(sp =>
options.Factories?.AcknowledgementBehaviourFactory?.Invoke(sp) ??
sp.GetRequiredService <DefaultAcknowledgementBehaviourFactory>()
);
if (options.Factories.MessageMapper != null)
{
services.AddSingleton(options.Factories.MessageMapper);
}
services.AddSingleton <IMiddlewareExecutor, MiddlewareExecutor>();
services.AddSingleton <UniqueMessageMarker>();
services.AddSingleton(sp =>
options.Factories?.UniqueMessageMarker?.Invoke(sp) ??
sp.GetRequiredService <UniqueMessageMarker>()
);
services.AddOptions <UniqueMessagesMiddlewareSettings>()
.Configure <IConfiguration, IServiceInfoAccessor>(
(settings, configuration, serviceInfoAccessor) =>
{
var section = configuration.GetSection(
ConfigurationSectionConstants.ROOT + ":" +
nameof(UniqueMessagesMiddlewareSettings)
);
if (section.Exists())
{
section.Bind(settings);
}
settings.ServiceName = serviceInfoAccessor.ServiceInfo.ServiceName;
}
);
return(services);
}
private static IServiceCollection AddSerializers(
this IServiceCollection services,
RabbitMqRegistrationOptions options
)
{
services.AddSingleton <DefaultJsonSerializer>();
services.AddSingleton(
sp => options.Factories?.Serializer?.Invoke(sp) ??
sp.GetRequiredService <DefaultJsonSerializer>()
);
return(services);
}
private static IServiceCollection AddPublishers(
this IServiceCollection services,
RabbitMqRegistrationOptions options
)
{
services.AddSingleton <DefaultRouteProvider>();
services.AddSingleton(
sp => options.Factories?.RouteProvider?.Invoke(sp) ??
sp.GetRequiredService <DefaultRouteProvider>()
);
services.AddSingleton <IMessagePublisher, MessagePublisher>();
return(services);
}
private static IServiceCollection AddConnectionServices(
this IServiceCollection services,
RabbitMqRegistrationOptions options
)
{
services.AddSingleton <DefaultPermanentConnectionManager>();
services.AddSingleton(sp =>
options.Factories?.PermanentConnectionManager?.Invoke(sp) ??
sp.GetRequiredService <DefaultPermanentConnectionManager>()
);
services.AddSingleton <DefaultClientPropertyProvider>();
services.AddSingleton(sp =>
options.Factories?.ClientPropertyProvider?.Invoke(sp) ??
sp.GetRequiredService <DefaultClientPropertyProvider>()
);
return(services);
}