public static async Task Copy(string bucket, string containerPrefix, string path, string location, String provider,
string bucket2, string containerPrefix2, string path2, string location2, String provider2,
int maxDegreeOfParallelism,
ILogger logger)
{
logger.LogInformation($"source {provider}@{bucket}-{location}, {containerPrefix}/{path}");
logger.LogInformation($"destination {provider2}@{bucket2}-{location2}, {containerPrefix2}/{path2}");
var container = CloudStorage.GetContainer(bucket, containerPrefix, location, provider);
var dir = container.GetDirectoryReference(path);
var basename = dir.Name;
var prefixLength = basename.Length;
var container2 = CloudStorage.GetContainer(bucket2, containerPrefix2, location2, provider2);
var dir2 = container2.GetDirectoryReference(path2);
if (!Object.ReferenceEquals(container, null))
{
CustomizedBlobContinuationToken token = null;
do
{
var lst = await dir.ListBlobsSegmentedAsync(true, BlobListingDetails.Metadata, null, token, null, null);
var opt = new ParallelOptions();
opt.MaxDegreeOfParallelism = maxDegreeOfParallelism;
foreach (var item in lst.Results)
{
var blockItem = item.ToBlockBlob();
if (!Object.ReferenceEquals(blockItem, null))
{
// No need to deal with directories.
var itemname = blockItem.Name.Substring(prefixLength);
var destItem = dir2.GetBlockBlobReference(itemname);
var bytes = await blockItem.DownloadByteArrayAsync();
await destItem.UploadFromByteArrayAsync(bytes, 0, bytes.Length);
logger.LogInformation($"Copy item {itemname}");
}
}
;
token = lst.ContinuationToken;
} while (token != null);
}
}
public static async Task List(string bucket, string containerPrefix,
string path, string location, String provider, bool bUseFlat, ILogger logger)
{
logger.LogInformation($"Listing {provider}@{bucket}-{location}, {containerPrefix}/{path}, flat = {bUseFlat}");
var container = CloudStorage.GetContainer(bucket, containerPrefix, location, provider);
var dir = container.GetDirectoryReference(path);
int cnt = 0;
int cntdir = 0;
if (!Object.ReferenceEquals(container, null))
{
CustomizedBlobContinuationToken token = null;
do
{
var lst = await dir.ListBlobsSegmentedAsync(bUseFlat, BlobListingDetails.Metadata,
null, token, null, null);
foreach (var item in lst.Results)
{
logger.LogInformation($"{item.Uri}");
var blockItem = item.ToBlockBlob();
if (!Object.ReferenceEquals(blockItem, null))
{
cnt++;
}
var dirItem = item.ToBlobDirectory();
if (!Object.ReferenceEquals(dirItem, null))
{
cntdir++;
}
}
;
token = lst.ContinuationToken;
} while (token != null);
}
logger.LogInformation($"Total files == {cnt}, dir == {cntdir}");
}
public static BlobContainer GetPrivateContainer(string location, String provider = CloudProvider.Any)
{
return(CloudStorage.GetContainer("journal", "private", location, provider));
}
/// <summary>
/// Get a azure blob container. This function should only be used by publish, as it access
/// containers of all location. To access the container of one default location, use
/// AzureAccount.Container.
/// </summary>
/// <param name="location"></param>
/// <returns></returns>
public static BlobContainer GetContainer(string location, String provider = CloudProvider.Any)
{
return(CloudStorage.GetContainer("cdn", "public", location, provider));
}