private ServiceBusEventConsumerHost(ServiceBusEventConsumerHostOptions consumerHostOptions, string subscriptionName, SubscriptionClient subscriptionClient, ManagementClient managementClient, ILogger logger)
: base(logger)
{
Guard.NotNullOrWhitespace(subscriptionName, nameof(subscriptionName));
Guard.NotNull(consumerHostOptions, nameof(consumerHostOptions));
Guard.NotNull(subscriptionClient, nameof(subscriptionClient));
Guard.NotNull(managementClient, nameof(managementClient));
TopicPath = consumerHostOptions.TopicPath;
SubscriptionName = subscriptionName;
_subscriptionBehavior = consumerHostOptions.SubscriptionBehavior;
_subscriptionClient = subscriptionClient;
_managementClient = managementClient;
}
/// <summary>
/// Start receiving traffic
/// </summary>
/// <param name="consumerHostOptions">
/// Configuration options that indicate what Service Bus entities to use and how they should behave
/// </param>
/// <param name="logger">Logger to use for writing event information for received events</param>
public static async Task <ServiceBusEventConsumerHost> Start(ServiceBusEventConsumerHostOptions consumerHostOptions, ILogger logger)
{
Guard.NotNull(consumerHostOptions, nameof(consumerHostOptions));
Guard.NotNull(logger, nameof(logger));
logger.LogInformation("Starting Service Bus event consumer host");
var managementClient = new ManagementClient(consumerHostOptions.ConnectionString);
var subscriptionName = $"Test-{Guid.NewGuid().ToString()}";
await CreateSubscriptionAsync(consumerHostOptions.TopicPath, managementClient, subscriptionName).ConfigureAwait(continueOnCapturedContext: false);
logger.LogInformation("Created subscription '{subscription}' on topic '{topic}'", subscriptionName, consumerHostOptions.TopicPath);
var subscriptionClient = new SubscriptionClient(consumerHostOptions.ConnectionString, consumerHostOptions.TopicPath, subscriptionName);
StartMessagePump(subscriptionClient, logger);
logger.LogInformation("Message pump started on '{SubscriptionName}' (topic '{TopicPath}' for endpoint '{ServiceBusEndpoint}')", subscriptionName, consumerHostOptions.TopicPath, subscriptionClient.ServiceBusConnection?.Endpoint?.AbsoluteUri);
return(new ServiceBusEventConsumerHost(consumerHostOptions, subscriptionName, subscriptionClient, managementClient, logger));
}
