public Lease GetLease(string pathToFile, string blobSasUri)
{
if (!string.IsNullOrWhiteSpace(blobSasUri))
{
return(BlobLease.GetLease(pathToFile, blobSasUri));
}
else
{
return(FileLease.GetLease(pathToFile));
}
}
public static BlobLease TryGetLease(string pathToFile, string blobSasUri, string leaseId = null)
{
BlobLease lease = null;
try
{
Logger.LogInfo($"Inside TryGetLease method with {pathToFile} and lease {leaseId == null}");
var blob = BlobController.GetBlobForFile(pathToFile, blobSasUri);
if (!blob.Exists())
{
// This was a path blob. We want to create a new blob to hold the lease
// Luckily for us, just uploading some text to it does the trick
blob.UploadText("LeaseHolder");
}
leaseId = string.IsNullOrEmpty(leaseId) ? Guid.NewGuid().ToString() : leaseId;
var leaseDuration = Infrastructure.Settings.LeaseDuration;
lease = new BlobLease()
{
PathBeingLeased = pathToFile,
ExpirationDate = DateTime.UtcNow + leaseDuration,
_fileBlob = blob
};
try
{
Logger.LogInfo($"Acquiring Lease");
lease.Id = blob.AcquireLease(leaseDuration, leaseId);
}
catch (StorageException ex)
{
Logger.LogErrorEvent("Got StorageException while acquiring lease", ex);
// Someone else is holding the lease
return(null);
}
}
catch (Exception ex)
{
Logger.LogErrorEvent("Failed in TryGetLease method", ex);
}
return(lease);
}
public Lease TryGetLease(string pathToFile, string blobSasUri)
{
try
{
if (!string.IsNullOrWhiteSpace(blobSasUri))
{
return(BlobLease.TryGetLease(pathToFile, blobSasUri));
}
else
{
return(FileLease.TryGetLease(pathToFile));
}
}
catch (Exception e)
{
Console.WriteLine("Could not get the lease to " + pathToFile);
Console.WriteLine(e.Message);
Console.WriteLine(e.StackTrace);
return(null);
}
}
