private static TransferLocation GetSourceTransferLocation(TransferLocation dirLocation, TransferEntry entry)
{
switch (dirLocation.Type)
{
case TransferLocationType.AzureBlobDirectory:
AzureBlobDirectoryLocation azureBlobDirLocation = dirLocation as AzureBlobDirectoryLocation;
AzureBlobEntry azureBlobEntry = entry as AzureBlobEntry;
AzureBlobLocation azureBlobLocation = new AzureBlobLocation(azureBlobEntry.Blob);
azureBlobLocation.BlobRequestOptions = azureBlobDirLocation.BlobRequestOptions;
return(azureBlobLocation);
case TransferLocationType.AzureFileDirectory:
AzureFileDirectoryLocation azureFileDirLocation = dirLocation as AzureFileDirectoryLocation;
AzureFileEntry azureFileEntry = entry as AzureFileEntry;
AzureFileLocation azureFileLocation = new AzureFileLocation(azureFileEntry.File);
azureFileLocation.FileRequestOptions = azureFileDirLocation.FileRequestOptions;
return(azureFileLocation);
case TransferLocationType.LocalDirectory:
FileEntry fileEntry = entry as FileEntry;
return(new FileLocation(fileEntry.FullPath));
default:
throw new ArgumentException("TransferLocationType");
}
}
private static void UpdateCredentials(TransferLocation dirLocation, TransferLocation subLocation)
{
if (dirLocation.Type == TransferLocationType.AzureBlobDirectory)
{
AzureBlobDirectoryLocation blobDirectoryLocation = dirLocation as AzureBlobDirectoryLocation;
(subLocation as AzureBlobLocation).UpdateCredentials(blobDirectoryLocation.BlobDirectory.ServiceClient.Credentials);
}
else if (dirLocation.Type == TransferLocationType.AzureFileDirectory)
{
AzureFileDirectoryLocation fileDirectoryLocation = dirLocation as AzureFileDirectoryLocation;
(subLocation as AzureFileLocation).UpdateCredentials(fileDirectoryLocation.FileDirectory.ServiceClient.Credentials);
}
}
private TransferLocation GetDestinationTransferLocation(TransferLocation dirLocation, TransferEntry entry)
{
string destRelativePath = this.nameResolver.ResolveName(entry);
switch (dirLocation.Type)
{
case TransferLocationType.AzureBlobDirectory:
{
AzureBlobDirectoryLocation blobDirLocation = dirLocation as AzureBlobDirectoryLocation;
BlobType destBlobType = this.BlobType;
AzureBlobEntry sourceBlobEntry = entry as AzureBlobEntry;
if (sourceBlobEntry != null)
{
// if source is Azure blob storage, source and destination blob share the same blob type
destBlobType = sourceBlobEntry.Blob.BlobType;
}
CloudBlob blob = null;
switch (destBlobType)
{
case Blob.BlobType.BlockBlob:
case Blob.BlobType.Unspecified:
blob = blobDirLocation.BlobDirectory.GetBlockBlobReference(destRelativePath);
break;
case Blob.BlobType.PageBlob:
blob = blobDirLocation.BlobDirectory.GetPageBlobReference(destRelativePath);
break;
case Blob.BlobType.AppendBlob:
blob = blobDirLocation.BlobDirectory.GetAppendBlobReference(destRelativePath);
break;
}
AzureBlobLocation retLocation = new AzureBlobLocation(blob);
retLocation.BlobRequestOptions = blobDirLocation.BlobRequestOptions;
return(retLocation);
}
case TransferLocationType.AzureFileDirectory:
{
AzureFileDirectoryLocation fileDirLocation = dirLocation as AzureFileDirectoryLocation;
CloudFile file = fileDirLocation.FileDirectory.GetFileReference(destRelativePath);
CreateParentDirectoryIfNotExists(file);
AzureFileLocation retLocation = new AzureFileLocation(file);
retLocation.FileRequestOptions = fileDirLocation.FileRequestOptions;
return(retLocation);
}
case TransferLocationType.LocalDirectory:
{
DirectoryLocation localDirLocation = dirLocation as DirectoryLocation;
string path = Path.Combine(localDirLocation.DirectoryPath, destRelativePath);
CreateParentDirectoryIfNotExists(path);
return(new FileLocation(path));
}
default:
throw new ArgumentException("TransferLocationType");
}
}
/// <summary>
/// Initializes a new instance of the <see cref="AzureBlobEnumerator" /> class.
/// </summary>
/// <param name="location">Azure blob directory location.</param>
public AzureBlobEnumerator(AzureBlobDirectoryLocation location)
{
this.location = location;
}
/// <summary>
/// Download an Azure blob directory from Azure Blob Storage.
/// </summary>
/// <param name="sourceBlobDir">The <see cref="CloudBlobDirectory"/> that is the source Azure blob directory.</param>
/// <param name="destPath">Path to the destination directory</param>
/// <param name="options">A <see cref="DownloadDirectoryOptions"/> object that specifies additional options for the operation.</param>
/// <param name="context">A <see cref="TransferContext"/> object that represents the context for the current operation.</param>
/// <param name="cancellationToken">A <see cref="CancellationToken"/> object to observe while waiting for a task to complete.</param>
/// <returns>A <see cref="Task"/> object that represents the asynchronous operation.</returns>
public static Task DownloadDirectoryAsync(CloudBlobDirectory sourceBlobDir, string destPath, DownloadDirectoryOptions options, TransferContext context, CancellationToken cancellationToken)
{
AzureBlobDirectoryLocation sourceLocation = new AzureBlobDirectoryLocation(sourceBlobDir);
DirectoryLocation destLocation = new DirectoryLocation(destPath);
AzureBlobEnumerator sourceEnumerator = new AzureBlobEnumerator(sourceLocation);
if (options != null)
{
sourceEnumerator.SearchPattern = options.SearchPattern;
sourceEnumerator.Recursive = options.Recursive;
sourceEnumerator.IncludeSnapshots = options.IncludeSnapshots;
BlobRequestOptions requestOptions = Transfer_RequestOptions.DefaultBlobRequestOptions;
requestOptions.DisableContentMD5Validation = options.DisableContentMD5Validation;
sourceLocation.BlobRequestOptions = requestOptions;
}
return DownloadDirectoryInternalAsync(sourceLocation, destLocation, sourceEnumerator, context, cancellationToken);
}
/// <summary>
/// Upload a directory to Azure Blob Storage.
/// </summary>
/// <param name="sourcePath">Path to the source directory</param>
/// <param name="destBlobDir">The <see cref="CloudBlobDirectory"/> that is the destination Azure blob directory.</param>
/// <param name="options">An <see cref="UploadDirectoryOptions"/> object that specifies additional options for the operation.</param>
/// <param name="context">A <see cref="TransferContext"/> object that represents the context for the current operation.</param>
/// <param name="cancellationToken">A <see cref="CancellationToken"/> object to observe while waiting for a task to complete.</param>
/// <returns>A <see cref="Task"/> object that represents the asynchronous operation.</returns>
public static Task UploadDirectoryAsync(string sourcePath, CloudBlobDirectory destBlobDir, UploadDirectoryOptions options, TransferContext context, CancellationToken cancellationToken)
{
DirectoryLocation sourceLocation = new DirectoryLocation(sourcePath);
AzureBlobDirectoryLocation destLocation = new AzureBlobDirectoryLocation(destBlobDir);
FileEnumerator sourceEnumerator = new FileEnumerator(sourceLocation);
if (options != null)
{
sourceEnumerator.SearchPattern = options.SearchPattern;
sourceEnumerator.Recursive = options.Recursive;
}
return UploadDirectoryInternalAsync(sourceLocation, destLocation, sourceEnumerator, options, context, cancellationToken);
}
/// <summary>
/// Copy an Azure file directory to an Azure blob directory.
/// </summary>
/// <param name="sourceFileDir">The <see cref="CloudFileDirectory"/> that is the source Azure file directory.</param>
/// <param name="destBlobDir">The <see cref="CloudBlobDirectory"/> that is the destination Azure blob directory.</param>
/// <param name="isServiceCopy">A flag indicating whether the copy is service-side asynchronous copy or not.
/// If this flag is set to true, service-side asychronous copy will be used; if this flag is set to false,
/// file is downloaded from source first, then uploaded to destination.</param>
/// <param name="options">A <see cref="CopyDirectoryOptions"/> object that specifies additional options for the operation.</param>
/// <param name="context">A <see cref="TransferContext"/> object that represents the context for the current operation.</param>
/// <param name="cancellationToken">A <see cref="CancellationToken"/> object to observe while waiting for a task to complete.</param>
/// <returns>A <see cref="Task"/> object that represents the asynchronous operation.</returns>
public static Task CopyDirectoryAsync(CloudFileDirectory sourceFileDir, CloudBlobDirectory destBlobDir, bool isServiceCopy, CopyDirectoryOptions options, TransferContext context, CancellationToken cancellationToken)
{
AzureFileDirectoryLocation sourceLocation = new AzureFileDirectoryLocation(sourceFileDir);
AzureBlobDirectoryLocation destLocation = new AzureBlobDirectoryLocation(destBlobDir);
AzureFileEnumerator sourceEnumerator = new AzureFileEnumerator(sourceLocation);
if (options != null)
{
TransferManager.CheckSearchPatternOfAzureFileSource(options);
sourceEnumerator.SearchPattern = options.SearchPattern;
sourceEnumerator.Recursive = options.Recursive;
}
return CopyDirectoryInternalAsync(sourceLocation, destLocation, isServiceCopy, sourceEnumerator, options, context, cancellationToken);
}
/// <summary>
/// Copy an Azure blob directory to another Azure blob directory.
/// </summary>
/// <param name="sourceBlobDir">The <see cref="CloudBlobDirectory"/> that is the source Azure blob directory.</param>
/// <param name="destBlobDir">The <see cref="CloudBlobDirectory"/> that is the destination Azure blob directory.</param>
/// <param name="isServiceCopy">A flag indicating whether the copy is service-side asynchronous copy or not.
/// If this flag is set to true, service-side asychronous copy will be used; if this flag is set to false,
/// file is downloaded from source first, then uploaded to destination.</param>
/// <param name="options">A <see cref="CopyDirectoryOptions"/> object that specifies additional options for the operation.</param>
/// <param name="context">A <see cref="TransferContext"/> object that represents the context for the current operation.</param>
/// <param name="cancellationToken">A <see cref="CancellationToken"/> object to observe while waiting for a task to complete.</param>
/// <returns>A <see cref="Task"/> object that represents the asynchronous operation.</returns>
public static Task CopyDirectoryAsync(CloudBlobDirectory sourceBlobDir, CloudBlobDirectory destBlobDir, bool isServiceCopy, CopyDirectoryOptions options, TransferContext context, CancellationToken cancellationToken)
{
AzureBlobDirectoryLocation sourceLocation = new AzureBlobDirectoryLocation(sourceBlobDir);
AzureBlobDirectoryLocation destLocation = new AzureBlobDirectoryLocation(destBlobDir);
AzureBlobEnumerator sourceEnumerator = new AzureBlobEnumerator(sourceLocation);
if (options != null)
{
sourceEnumerator.SearchPattern = options.SearchPattern;
sourceEnumerator.Recursive = options.Recursive;
sourceEnumerator.IncludeSnapshots = options.IncludeSnapshots;
}
return CopyDirectoryInternalAsync(sourceLocation, destLocation, isServiceCopy, sourceEnumerator, options, context, cancellationToken);
}