public static async Task Run([TimerTrigger("0 */2 * * * *")] TimerInfo myTimer, ILogger log)
{
if (log == null)
{
throw new ArgumentNullException(nameof(log));
}
if (myTimer == null)
{
throw new ArgumentNullException(nameof(myTimer));
}
var startDateTime = DateTime.UtcNow;
log.LogInformation($"C# Timer trigger function v3 executed at: {startDateTime}. Next occurrence on {myTimer.Schedule.GetNextOccurrence(startDateTime)}.");
if (!string.IsNullOrEmpty(StartTranscriptionEnvironmentVariables.SecondaryLocale) && !StartTranscriptionEnvironmentVariables.SecondaryLocale.Equals("None", StringComparison.OrdinalIgnoreCase))
{
log.LogWarning($"Language identification is not supported for timer-based transcription creation.");
}
var receiver = new MessageReceiver(StartTranscriptionEnvironmentVariables.AzureServiceBus, "start_transcription_queue");
var validServiceBusMessages = new List <Message>();
var transcriptionHelper = new StartTranscriptionHelper(log);
var receiveFromServiceBus = true;
log.LogInformation("Pulling messages from queue...");
do
{
var messages = await receiver.ReceiveAsync(MaxMessagesPerRequest, TimeSpan.FromSeconds(30)).ConfigureAwait(false);
if (messages == null)
{
log.LogInformation("No remaining messages found in queue.");
break;
}
foreach (var message in messages)
{
await receiver.CompleteAsync(message.SystemProperties.LockToken).ConfigureAwait(false);
if (transcriptionHelper.IsValidServiceBusMessage(message))
{
validServiceBusMessages.Add(message);
}
}
if (startDateTime.AddSeconds(MessageReceiveTimeoutInSeconds) > DateTime.UtcNow)
{
log.LogInformation("Receiving messages from queue timed out.");
receiveFromServiceBus = false;
}
else if (messages.Count < MaxMessagesPerRequest)
{
log.LogInformation("Received all remaining messages from the queue.");
receiveFromServiceBus = false;
}
}while (receiveFromServiceBus);
if (!validServiceBusMessages.Any())
{
log.LogInformation("No valid messages were found in this function execution.");
return;
}
log.LogInformation($"Received {validServiceBusMessages.Count} valid messages in total from queue.");
await transcriptionHelper.StartTranscriptionsAsync(validServiceBusMessages).ConfigureAwait(false);
}
public static async Task Run([TimerTrigger("0 */2 * * * *")] TimerInfo myTimer, ILogger log)
{
if (log == null)
{
throw new ArgumentNullException(nameof(log));
}
if (myTimer == null)
{
throw new ArgumentNullException(nameof(myTimer));
}
var startDateTime = DateTime.UtcNow;
log.LogInformation($"C# Timer trigger function v3 executed at: {startDateTime}. Next occurrence on {myTimer.Schedule.GetNextOccurrence(startDateTime)}.");
if (!string.IsNullOrEmpty(StartTranscriptionEnvironmentVariables.SecondaryLocale) && !StartTranscriptionEnvironmentVariables.SecondaryLocale.Equals("None", StringComparison.OrdinalIgnoreCase))
{
log.LogWarning($"Language identification is not supported for timer-based transcription creation.");
}
var validServiceBusMessages = new List <Message>();
var transcriptionHelper = new StartTranscriptionHelper(log);
log.LogInformation("Pulling messages from queue...");
var messages = await MessageReceiverInstance.ReceiveAsync(StartTranscriptionEnvironmentVariables.MessagesPerFunctionExecution, TimeSpan.FromSeconds(MessageReceiveTimeoutInSeconds)).ConfigureAwait(false);
if (messages == null || !messages.Any())
{
log.LogInformation($"Got no messages in this iteration.");
return;
}
log.LogInformation($"Got {messages.Count} in this iteration.");
foreach (var message in messages)
{
if (message.SystemProperties.LockedUntilUtc > DateTime.UtcNow.AddSeconds(5))
{
try
{
if (transcriptionHelper.IsValidServiceBusMessage(message))
{
await MessageReceiverInstance.RenewLockAsync(message.SystemProperties.LockToken).ConfigureAwait(false);
validServiceBusMessages.Add(message);
}
else
{
await MessageReceiverInstance.CompleteAsync(message.SystemProperties.LockToken).ConfigureAwait(false);
}
}
catch (MessageLockLostException)
{
log.LogInformation($"Message lock expired for message. Ignore message in this iteration.");
}
}
}
if (!validServiceBusMessages.Any())
{
log.LogInformation("No valid messages were found in this function execution.");
return;
}
log.LogInformation($"Pulled {validServiceBusMessages.Count} valid messages from queue.");
await transcriptionHelper.StartTranscriptionsAsync(validServiceBusMessages, MessageReceiverInstance, startDateTime).ConfigureAwait(false);
}
public static async Task Run([TimerTrigger("0 */2 * * * *")] TimerInfo myTimer, ILogger log)
{
if (log == null)
{
throw new ArgumentNullException(nameof(log));
}
if (myTimer == null)
{
throw new ArgumentNullException(nameof(myTimer));
}
var startDateTime = DateTime.UtcNow;
log.LogInformation($"C# Timer trigger function v3 executed at: {startDateTime}. Next occurrence on {myTimer.Schedule.GetNextOccurrence(startDateTime)}.");
var validServiceBusMessages = new List <ServiceBusReceivedMessage>();
var transcriptionHelper = new StartTranscriptionHelper(log);
log.LogInformation("Pulling messages from queue...");
var messages = await ServiceBusReceiver.ReceiveMessagesAsync(StartTranscriptionEnvironmentVariables.MessagesPerFunctionExecution, TimeSpan.FromSeconds(MessageReceiveTimeoutInSeconds)).ConfigureAwait(false);
if (messages == null || !messages.Any())
{
log.LogInformation($"Got no messages in this iteration.");
return;
}
log.LogInformation($"Got {messages.Count} in this iteration.");
foreach (var message in messages)
{
if (message.LockedUntil > DateTime.UtcNow.AddSeconds(5))
{
try
{
if (transcriptionHelper.IsValidServiceBusMessage(message))
{
await ServiceBusReceiver.RenewMessageLockAsync(message).ConfigureAwait(false);
validServiceBusMessages.Add(message);
}
else
{
await ServiceBusReceiver.CompleteMessageAsync(message).ConfigureAwait(false);
}
}
catch (ServiceBusException ex) when(ex.Reason == ServiceBusFailureReason.MessageLockLost)
{
log.LogInformation($"Message lock expired for message. Ignore message in this iteration.");
}
}
}
if (!validServiceBusMessages.Any())
{
log.LogInformation("No valid messages were found in this function execution.");
return;
}
log.LogInformation($"Pulled {validServiceBusMessages.Count} valid messages from queue.");
await transcriptionHelper.StartTranscriptionsAsync(validServiceBusMessages, ServiceBusReceiver, startDateTime).ConfigureAwait(false);
}