问备份ADLS gen2

EN

  public async Task<string> CopyBlobDirectoryAsync(BlobConfiguration sourceBlobConfiguration, BlobConfiguration destBlobConfiguration, string blobDirectoryName)
    {
        CloudBlobDirectory sourceBlobDir = await GetCloudBlobDirectoryAsync(sourceBlobConfiguration.ConnectionString, sourceBlobConfiguration.ContainerName, blobDirectoryName);

        CloudBlobDirectory destBlobDir = await GetCloudBlobDirectoryAsync(destBlobConfiguration.ConnectionString, destBlobConfiguration.ContainerName, destBlobConfiguration.BlobDirectoryPath + "/" + blobDirectoryName);

        // You can also replace the source directory with a CloudFileDirectory instance to copy data from Azure File Storage. If so:
        //   1. If recursive is set to true, SearchPattern is not supported. Data movement library simply transfer all azure files
        //      under the source CloudFileDirectory and its sub-directories.
        CopyDirectoryOptions options = new CopyDirectoryOptions()
        {
            Recursive = true
        };

        DirectoryTransferContext context = new DirectoryTransferContext();
        context.FileTransferred += FileTransferredCallback;
        context.FileFailed += FileFailedCallback;
        context.FileSkipped += FileSkippedCallback;

        // Create CancellationTokenSource used to cancel the transfer
        CancellationTokenSource cancellationSource = new CancellationTokenSource();

        TransferStatus trasferStatus = await TransferManager.CopyDirectoryAsync(sourceBlobDir, destBlobDir, CopyMethod.ServiceSideAsyncCopy, options, context, cancellationSource.Token);

        return TransferStatusToString(blobDirectoryName, trasferStatus);
    }