private BlobLeaseMaintainer(IBlobServiceClientEx blobServiceClientEx, string containerName, string blobName, string leaseId, DateTime leaseAcquiredOn, int leaseDuration, Action <BlobLeaseMaintainer, AggregateException> exceptionHandler)
{
_blobServiceClientEx = blobServiceClientEx;
ContainerName = containerName;
BlobName = blobName;
LeaseId = leaseId;
LeaseAcquiredOn = leaseAcquiredOn;
LeaseDuration = leaseDuration;
TaskExceptionHandler = exceptionHandler;
CancellationTokenSource = new CancellationTokenSource();
StartMaintainingLease();
}
public static async Task <BlobLeaseMaintainer> LeaseNewOrExistingBlockBlobAndMaintainLease(IBlobServiceClientEx blobServiceClientEx, string containerName, string blobName, int leaseDuration, string proposedLeaseId = null, Action <BlobLeaseMaintainer, AggregateException> exceptionHandler = null)
{
var leaseResponse = await LeaseNewOrExistingBlockBlob(blobServiceClientEx, containerName, blobName, leaseDuration, proposedLeaseId);
return(new BlobLeaseMaintainer(blobServiceClientEx, containerName, blobName, leaseResponse.LeaseId, leaseResponse.Date, leaseDuration, exceptionHandler));
}
public static async Task <LeaseBlobAcquireResponse> LeaseNewOrExistingBlockBlob(IBlobServiceClientEx blobServiceClientEx, string containerName, string blobName, int leaseDuration, string proposedLeaseId = null)
{
try
{
return(await LeaseExistingBlockBlob(blobServiceClientEx, containerName, blobName, leaseDuration, proposedLeaseId));
}
catch (BlobNotFoundAzureException)
{
// ignore so that the blob can be created and leased below
// if we could await in here, we'd just do it in here
}
await blobServiceClientEx.PutBlockBlobAsync(containerName, blobName, new byte[] { });
return(await LeaseExistingBlockBlob(blobServiceClientEx, containerName, blobName, leaseDuration, proposedLeaseId));
}
