private void CreateEventProcessorHostClient(ref EventHubSettings eventHubSettings)
{
Trace.TraceInformation("Creating EventProcessorHost: {0}, {1}, {2}", this.Server.MachineName, eventHubSettings.name, eventHubSettings.consumerGroup);
try
{
eventHubSettings.processorHost = new EventProcessorHost(this.Server.MachineName,
eventHubSettings.name,
eventHubSettings.consumerGroup.ToLowerInvariant(),
eventHubSettings.connectionString,
eventHubSettings.storageConnectionString);
eventHubSettings.processorHostOptions = new EventProcessorOptions();
eventHubSettings.processorHostOptions.ExceptionReceived += WebSocketEventProcessor.ExceptionReceived;
eventHubSettings.processorHostOptions.InitialOffsetProvider = (partitionId) => DateTime.UtcNow;
//eventHubSettings.processorHostOptions.InitialOffsetProvider = partitionId =>
//{
// return eventHubSettings.namespaceManager.GetEventHubPartition(eventHubSettings.client.Path, partitionId).LastEnqueuedOffset;
//};
Trace.TraceInformation("Registering EventProcessor for " + eventHubSettings.name);
eventHubSettings.processorHost.RegisterEventProcessorAsync <WebSocketEventProcessor>(
eventHubSettings.processorHostOptions).Wait();
}
catch
{
Debug.Print("Error happened while trying to connect Event Hub");
}
}
private void CreateEventProcessorHostClient(ref EventHubSettings eventHubSettings)
{
Trace.TraceInformation("Creating EventProcessorHost: {0}, {1}, {2}", this.Server.MachineName, eventHubSettings.name, eventHubSettings.consumerGroup);
eventHubSettings.client = EventHubClient.CreateFromConnectionString(eventHubSettings.connectionString,
eventHubSettings.name);
// Retrieve the storage account from the connection string.
// Execute the insert operation.
// Delete and recreate the consumer group
// this allows to ensure we will start receiving only fresh messages when the site starts
try
{
foreach (ConsumerGroupDescription consumerGroupDesc in eventHubSettings.namespaceManager.GetConsumerGroups(eventHubSettings.client.Path))
{
// We remove any previously created consumergroups containing the word WebSite in the name
if (consumerGroupDesc.Name.Contains("WebSite") && !String.IsNullOrEmpty(Environment.GetEnvironmentVariable("WEBSITE_SITE_NAME")) ||
consumerGroupDesc.Name.Contains("local") && String.IsNullOrEmpty(Environment.GetEnvironmentVariable("WEBSITE_SITE_NAME")))
{
eventHubSettings.namespaceManager.DeleteConsumerGroup(eventHubSettings.name, consumerGroupDesc.Name);
}
}
}
catch
{
// Error happened while trying to delete old ConsumerGroups.
Debug.Print("Error happened while trying to delete old ConsumerGroups");
}
finally
{
// We create a new consumer group with a new mame each time to
eventHubSettings.consumerGroup += DateTime.UtcNow.Ticks.ToString();
eventHubSettings.namespaceManager.CreateConsumerGroupIfNotExists(eventHubSettings.name, eventHubSettings.consumerGroup);
}
eventHubSettings.processorHost = new EventProcessorHost(this.Server.MachineName,
eventHubSettings.client.Path,
eventHubSettings.consumerGroup.ToLowerInvariant(),
eventHubSettings.connectionString,
eventHubSettings.storageConnectionString);
eventHubSettings.processorHostOptions = new EventProcessorOptions();
eventHubSettings.processorHostOptions.ExceptionReceived += WebSocketEventProcessor.ExceptionReceived;
eventHubSettings.processorHostOptions.InitialOffsetProvider = (partitionId) => DateTime.UtcNow;
//eventHubSettings.processorHostOptions.InitialOffsetProvider = partitionId =>
//{
// return eventHubSettings.namespaceManager.GetEventHubPartition(eventHubSettings.client.Path, partitionId).LastEnqueuedOffset;
//};
Trace.TraceInformation("Registering EventProcessor for " + eventHubSettings.name);
eventHubSettings.processorHost.RegisterEventProcessorAsync <WebSocketEventProcessor>(eventHubSettings.processorHostOptions).Wait();
}
private void CreateEventProcessorHostClient(ref EventHubSettings eventHubSettings)
{
Trace.TraceInformation("Creating EventProcessorHost: {0}, {1}, {2}", this.Server.MachineName, eventHubSettings.name, eventHubSettings.consumerGroup);
try
{
eventHubSettings.client = EventHubClient.CreateFromConnectionString(eventHubSettings.connectionString,
eventHubSettings.name);
}
catch (Exception ex)
{
// Error happened while trying to delete old ConsumerGroups.
Debug.Print("Error happened while creating the eventhub client: " + ex.Message);
}
try
{
//eventHubSettings.processorHost = new EventProcessorHost(this.Server.MachineName,
// eventHubSettings.client.Path,
// eventHubSettings.consumerGroup.ToLowerInvariant(),
// eventHubSettings.connectionString,
// eventHubSettings.storageConnectionString);
eventHubSettings.processorHost = new EventProcessorHost(this.Server.MachineName,
eventHubSettings.name,
eventHubSettings.consumerGroup,
eventHubSettings.connectionString,
eventHubSettings.storageConnectionString
);
//eventHubSettings.processorHostOptions = new EventProcessorOptions();
//eventHubSettings.processorHostOptions.InitialOffsetProvider = (partitionId) => DateTime.UtcNow;
//eventHubSettings.processorHostOptions.ExceptionReceived += WebSocketEventProcessor.ExceptionReceived;
Trace.TraceInformation("Registering EventProcessor for " + eventHubSettings.name);
//eventHubSettings.processorHost.RegisterEventProcessorAsync<WebSocketEventProcessor>(eventHubSettings.processorHostOptions).Wait();
eventHubSettings.processorHost.RegisterEventProcessorAsync <WebSocketEventProcessor>().Wait();
}
catch (Exception e)
{
Debug.Print("Error happened while trying to connect Event Hub: " + e.ToString());
}
}
private void CreateEventProcessorHostClient(ref EventHubSettings eventHubSettings)
{
Trace.TraceInformation("Creating EventProcessorHost: {0}, {1}, {2}", this.Server.MachineName, eventHubSettings.name, eventHubSettings.consumerGroup);
try
{
eventHubSettings.client = EventHubClient.CreateFromConnectionString(eventHubSettings.connectionString,
eventHubSettings.name);
// Delete and recreate the consumer group
// this allows to ensure we will start receiving only fresh messages when the site starts
foreach (ConsumerGroupDescription consumerGroupDesc in eventHubSettings.namespaceManager.GetConsumerGroups(eventHubSettings.client.Path))
{
// We remove any previously created consumergroups containing the word WebSite in the name
if (consumerGroupDesc.Name.ToLowerInvariant().Contains("website") && !String.IsNullOrEmpty(Environment.GetEnvironmentVariable("WEBSITE_SITE_NAME"))
|| consumerGroupDesc.Name.ToLowerInvariant().Contains("local") && String.IsNullOrEmpty(Environment.GetEnvironmentVariable("WEBSITE_SITE_NAME")))
eventHubSettings.namespaceManager.DeleteConsumerGroup(eventHubSettings.name, consumerGroupDesc.Name);
}
}
catch
{
// Error happened while trying to delete old ConsumerGroups.
Debug.Print("Error happened while trying to delete old ConsumerGroups");
}
finally
{
try
{
// We create a new consumer group with a new mame each time to
eventHubSettings.consumerGroup += DateTime.UtcNow.Ticks.ToString();
eventHubSettings.namespaceManager.CreateConsumerGroupIfNotExists(eventHubSettings.name,
eventHubSettings.consumerGroup);
}
catch(Exception ex)
{
Debug.Print("Error happened: " + ex.Message);
}
}
try
{
eventHubSettings.processorHost = new EventProcessorHost(this.Server.MachineName,
eventHubSettings.client.Path,
eventHubSettings.consumerGroup.ToLowerInvariant(),
eventHubSettings.connectionString,
eventHubSettings.storageConnectionString);
eventHubSettings.processorHostOptions = new EventProcessorOptions();
eventHubSettings.processorHostOptions.ExceptionReceived += WebSocketEventProcessor.ExceptionReceived;
eventHubSettings.processorHostOptions.InitialOffsetProvider = (partitionId) => DateTime.UtcNow;
//eventHubSettings.processorHostOptions.InitialOffsetProvider = partitionId =>
//{
// return eventHubSettings.namespaceManager.GetEventHubPartition(eventHubSettings.client.Path, partitionId).LastEnqueuedOffset;
//};
Trace.TraceInformation("Registering EventProcessor for " + eventHubSettings.name);
eventHubSettings.processorHost.RegisterEventProcessorAsync<WebSocketEventProcessor>(
eventHubSettings.processorHostOptions).Wait();
}
catch
{
Debug.Print("Error happened while trying to connect Event Hub");
}
}
private void CreateEventProcessorHostClient(ref EventHubSettings eventHubSettings)
{
Trace.TraceInformation("Creating EventProcessorHost: {0}, {1}, {2}", this.Server.MachineName, eventHubSettings.name, eventHubSettings.consumerGroup);
try
{
eventHubSettings.processorHost = new EventProcessorHost(this.Server.MachineName,
eventHubSettings.name,
eventHubSettings.consumerGroup.ToLowerInvariant(),
eventHubSettings.connectionString,
eventHubSettings.storageConnectionString);
eventHubSettings.processorHostOptions = new EventProcessorOptions();
eventHubSettings.processorHostOptions.ExceptionReceived += WebSocketEventProcessor.ExceptionReceived;
eventHubSettings.processorHostOptions.InitialOffsetProvider = (partitionId) => DateTime.UtcNow;
//eventHubSettings.processorHostOptions.InitialOffsetProvider = partitionId =>
//{
// return eventHubSettings.namespaceManager.GetEventHubPartition(eventHubSettings.client.Path, partitionId).LastEnqueuedOffset;
//};
Trace.TraceInformation("Registering EventProcessor for " + eventHubSettings.name);
eventHubSettings.processorHost.RegisterEventProcessorAsync<WebSocketEventProcessor>(
eventHubSettings.processorHostOptions).Wait();
}
catch
{
Debug.Print("Error happened while trying to connect Event Hub");
}
}
private void CreateEventProcessorHostClient(ref EventHubSettings eventHubSettings)
{
Trace.TraceInformation("Creating EventProcessorHost: {0}, {1}, {2}", this.Server.MachineName, eventHubSettings.name, eventHubSettings.consumerGroup);
try
{
eventHubSettings.client = EventHubClient.CreateFromConnectionString(eventHubSettings.connectionString,
eventHubSettings.name);
// Delete and recreate the consumer group
// this allows to ensure we will start receiving only fresh messages when the site starts
foreach (ConsumerGroupDescription consumerGroupDesc in eventHubSettings.namespaceManager.GetConsumerGroups(eventHubSettings.client.Path))
{
// We remove any previously created consumergroups containing the word WebSite in the name
if (consumerGroupDesc.Name.ToLowerInvariant().Contains("website") &&
!String.IsNullOrEmpty(Environment.GetEnvironmentVariable("WEBSITE_SITE_NAME"))
||
consumerGroupDesc.Name.ToLowerInvariant().Contains("local") &&
String.IsNullOrEmpty(Environment.GetEnvironmentVariable("WEBSITE_SITE_NAME")))
{
eventHubSettings.namespaceManager.DeleteConsumerGroup(eventHubSettings.name, consumerGroupDesc.Name);
}
}
//Workaround to delete old blobs related to old consumer groups
CloudBlobContainer eventHubBlobContainer = BlobHelper.SetUpContainer(eventHubSettings.storageConnectionString, eventHubSettings.name);
string blobPerfix = String.IsNullOrEmpty(Environment.GetEnvironmentVariable("WEBSITE_SITE_NAME")) ? "local" : "website";
IEnumerable <CloudBlockBlob> oldBlobs = eventHubBlobContainer.ListBlobs(blobPerfix, true, BlobListingDetails.All).OfType <CloudBlockBlob>();
foreach (var blob in oldBlobs)
{
try
{
blob.DeleteIfExists();
}
catch (Exception)
{
Debug.Print("Error happened while trying to delete old ConsumerGroup related blob.");
}
}
}
catch
{
// Error happened while trying to delete old ConsumerGroups.
Debug.Print("Error happened while trying to delete old ConsumerGroups");
}
finally
{
try
{
// We create a new consumer group with a new mame each time to
eventHubSettings.consumerGroup += DateTime.UtcNow.Ticks.ToString();
eventHubSettings.namespaceManager.CreateConsumerGroupIfNotExists(eventHubSettings.name,
eventHubSettings.consumerGroup);
}
catch (Exception ex)
{
Debug.Print("Error happened: " + ex.Message);
}
}
try
{
eventHubSettings.processorHost = new EventProcessorHost(this.Server.MachineName,
eventHubSettings.client.Path,
eventHubSettings.consumerGroup.ToLowerInvariant(),
eventHubSettings.connectionString,
eventHubSettings.storageConnectionString);
eventHubSettings.processorHostOptions = new EventProcessorOptions();
eventHubSettings.processorHostOptions.ExceptionReceived += WebSocketEventProcessor.ExceptionReceived;
eventHubSettings.processorHostOptions.InitialOffsetProvider = (partitionId) => DateTime.UtcNow;
//eventHubSettings.processorHostOptions.InitialOffsetProvider = partitionId =>
//{
// return eventHubSettings.namespaceManager.GetEventHubPartition(eventHubSettings.client.Path, partitionId).LastEnqueuedOffset;
//};
Trace.TraceInformation("Registering EventProcessor for " + eventHubSettings.name);
eventHubSettings.processorHost.RegisterEventProcessorAsync <WebSocketEventProcessor>(
eventHubSettings.processorHostOptions).Wait();
}
catch
{
Debug.Print("Error happened while trying to connect Event Hub");
}
}
