|
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using Aspire.Azure.Messaging.EventHubs;
using Azure.Core.Extensions;
using Azure.Messaging.EventHubs.Consumer;
using Microsoft.Extensions.Azure;
using Microsoft.Extensions.Configuration;
namespace Microsoft.Extensions.Hosting;
internal sealed class EventHubConsumerClientComponent : EventHubsComponent<AzureMessagingEventHubsConsumerSettings, EventHubConsumerClient, EventHubConsumerClientOptions>
{
// cannot be in base class as source generator chokes on generic placeholders
protected override void BindClientOptionsToConfiguration(IAzureClientBuilder<EventHubConsumerClient, EventHubConsumerClientOptions> clientBuilder, IConfiguration configuration)
{
#pragma warning disable IDE0200 // Remove unnecessary lambda expression - needed so the ConfigBinder Source Generator works
clientBuilder.ConfigureOptions(options => configuration.Bind(options));
#pragma warning restore IDE0200
}
protected override void BindSettingsToConfiguration(AzureMessagingEventHubsConsumerSettings settings, IConfiguration config)
{
config.Bind(settings);
}
protected override IAzureClientBuilder<EventHubConsumerClient, EventHubConsumerClientOptions> AddClient(
AzureClientFactoryBuilder azureFactoryBuilder, AzureMessagingEventHubsConsumerSettings settings,
string connectionName, string configurationSectionName)
{
return ((IAzureClientFactoryBuilderWithCredential)azureFactoryBuilder).RegisterClientFactory<EventHubConsumerClient, EventHubConsumerClientOptions>((options, cred) =>
{
// ensure that the connection string or namespace+eventhubname is provided
EnsureConnectionStringOrNamespaceProvided(settings, connectionName, configurationSectionName);
var consumerGroup = settings.ConsumerGroup ?? EventHubConsumerClient.DefaultConsumerGroupName;
// If no connection is provided use TokenCredential
if (string.IsNullOrEmpty(settings.ConnectionString))
{
return new EventHubConsumerClient(consumerGroup, settings.FullyQualifiedNamespace, settings.EventHubName, cred, options);
}
// If no specific EventHubName is provided, it has to be in the connection string
if (string.IsNullOrEmpty(settings.EventHubName))
{
return new EventHubConsumerClient(consumerGroup, settings.ConnectionString, options);
}
return new EventHubConsumerClient(consumerGroup, settings.ConnectionString, settings.EventHubName, options);
}, requiresCredential: false);
}
}
|