public async Task InitializeAsync()
{
if (_initialized != null)
{
throw new InvalidOperationException("InitializeAsync has already been called");
}
var doesExist = await _storageFacade.DoesExistAsync(_blobName);
if (!doesExist)
{
await _storageFacade.CreateEmptyBlockBlobAsync(_blobName);
}
var leaseController = new LeaseController(_logger, _storageFacade);
var lease = await leaseController.AcquireLeaseAsync(
_blobName,
TimeSpan.FromMinutes(1));
if (lease == null)
{
throw new CosbakException($"Can't lease '{_blobName}' blob");
}
else
{
var blocks = await _storageFacade.GetBlocksAsync(_blobName);
var indexFat = blocks.Count == 0
? new IndexFat()
: await LoadFatAsync((int)blocks[0].Length);
_initialized = new Initialized(lease, indexFat);
}
}
