private async Task EnsureLoggersAsync(CancellationToken cancellationToken)
{
if (_loggersSet)
{
return;
}
IStorageAccount dashboardAccount = await _storageAccountProvider.GetDashboardAccountAsync(cancellationToken);
IFunctionInstanceLogger functionLogger = new FunctionInstanceLogger(_loggerFactory);
if (dashboardAccount != null)
{
// Create logging against a live Azure account.
IStorageBlobClient dashboardBlobClient = dashboardAccount.CreateBlobClient();
IPersistentQueueWriter <PersistentQueueMessage> queueWriter = new PersistentQueueWriter <PersistentQueueMessage>(dashboardBlobClient);
PersistentQueueLogger queueLogger = new PersistentQueueLogger(queueWriter);
_hostInstanceLogger = queueLogger;
_functionInstanceLogger = new CompositeFunctionInstanceLogger(queueLogger, functionLogger);
_functionOutputLogger = new BlobFunctionOutputLogger(dashboardBlobClient);
}
else
{
// No auxillary logging. Logging interfaces are nops or in-memory.
_hostInstanceLogger = new NullHostInstanceLogger();
_functionInstanceLogger = functionLogger;
_functionOutputLogger = new ConsoleFunctionOutputLogger();
}
_loggersSet = true;
}
private void EnsureLoggers()
{
if (_loggersSet)
{
return;
}
IFunctionInstanceLogger functionLogger = new FunctionInstanceLogger(_loggerFactory);
if (_storageAccountProvider.Dashboard != null)
{
var dashboardAccount = _storageAccountProvider.GetDashboardStorageAccount();
// Create logging against a live Azure account.
var dashboardBlobClient = dashboardAccount.CreateCloudBlobClient();
IPersistentQueueWriter <PersistentQueueMessage> queueWriter = new PersistentQueueWriter <PersistentQueueMessage>(dashboardBlobClient);
PersistentQueueLogger queueLogger = new PersistentQueueLogger(queueWriter);
_hostInstanceLogger = queueLogger;
_functionInstanceLogger = new CompositeFunctionInstanceLogger(queueLogger, functionLogger);
_functionOutputLogger = new BlobFunctionOutputLogger(dashboardBlobClient);
}
else
{
// No auxillary logging. Logging interfaces are nops or in-memory.
_hostInstanceLogger = new NullHostInstanceLogger();
_functionInstanceLogger = functionLogger;
_functionOutputLogger = new ConsoleFunctionOutputLogger();
}
_loggersSet = true;
}