public override Collection <Attribute> GetAttributes()
{
Collection <Attribute> attributes = new Collection <Attribute>();
string eventHubName = Context.GetMetadataValue <string>("path");
if (!string.IsNullOrEmpty(eventHubName))
{
eventHubName = _nameResolver.ResolveWholeString(eventHubName);
}
string connectionString = Context.GetMetadataValue <string>("connection");
if (!string.IsNullOrEmpty(connectionString))
{
connectionString = _nameResolver.Resolve(connectionString);
}
if (Context.IsTrigger)
{
attributes.Add(new EventHubTriggerAttribute(eventHubName));
string eventProcessorHostName = Guid.NewGuid().ToString();
string storageConnectionString = _storageConnectionString;
string consumerGroup = Context.GetMetadataValue <string>("consumerGroup");
if (consumerGroup == null)
{
consumerGroup = Microsoft.ServiceBus.Messaging.EventHubConsumerGroup.DefaultGroupName;
}
var eventProcessorHost = new Microsoft.ServiceBus.Messaging.EventProcessorHost(
eventProcessorHostName,
eventHubName,
consumerGroup,
connectionString,
storageConnectionString);
_eventHubConfiguration.AddEventProcessorHost(eventHubName, eventProcessorHost);
}
else
{
attributes.Add(new EventHubAttribute(eventHubName));
var client = Microsoft.ServiceBus.Messaging.EventHubClient.CreateFromConnectionString(connectionString, eventHubName);
_eventHubConfiguration.AddEventHubClient(eventHubName, client);
}
return(attributes);
}
public override void ApplyToConfig(JobHostConfigurationBuilder configBuilder)
{
if (configBuilder == null)
{
throw new ArgumentNullException("configBuilder");
}
EventHubConfiguration eventHubConfig = configBuilder.EventHubConfiguration;
string connectionString = null;
if (!string.IsNullOrEmpty(Connection))
{
connectionString = Utility.GetAppSettingOrEnvironmentValue(Connection);
}
if (this.IsTrigger)
{
string eventProcessorHostName = Guid.NewGuid().ToString();
string storageConnectionString = configBuilder.Config.StorageConnectionString;
var eventProcessorHost = new Microsoft.ServiceBus.Messaging.EventProcessorHost(
eventProcessorHostName,
this.Path,
Microsoft.ServiceBus.Messaging.EventHubConsumerGroup.DefaultGroupName,
connectionString,
storageConnectionString);
eventHubConfig.AddEventProcessorHost(this.Path, eventProcessorHost);
}
else
{
var client = Microsoft.ServiceBus.Messaging.EventHubClient.CreateFromConnectionString(
connectionString, this.Path);
eventHubConfig.AddEventHubClient(this.Path, client);
}
}