public async IAsyncEnumerable <PartitionSnapshot> LoadSnapshotsAsync()
{
const string ignoreContainerName = "nosqlsnapshots";
await foreach (var container in _storageAccount.GetListOfContainersAsync())
{
if (container.Name == ignoreContainerName)
{
continue;
}
await foreach (var blockBlob in container.GetListOfBlobsAsync())
{
var memoryStream = new MemoryStream();
await blockBlob.DownloadToStreamAsync(memoryStream);
var snapshot = new PartitionSnapshot
{
TableName = container.Name,
PartitionKey = blockBlob.Name.Base64ToString(),
Snapshot = memoryStream.ToArray()
};
yield return(snapshot);
Console.WriteLine("Loaded snapshot: " + snapshot);
}
}
}
public async Task LoadSnapshotsAsync(Action <IEnumerable <string> > tablesCallback, Action <PartitionSnapshot> callbackPartitionSnapshot)
{
const string ignoreContainerName = "nosqlsnapshots";
var containers = await _storageAccount.GetListOfContainersAsync();
tablesCallback(containers.Select(itm => itm.Name).Where(name => name != ignoreContainerName));
foreach (var container in containers.Where(c => c.Name != ignoreContainerName))
{
await foreach (var blockBlob in container.GetListOfBlobsAsync())
{
var memoryStream = new MemoryStream();
await blockBlob.DownloadToStreamAsync(memoryStream);
var snapshot = new PartitionSnapshot
{
TableName = container.Name,
PartitionKey = blockBlob.Name.Base64ToString(),
Snapshot = memoryStream.ToArray()
};
callbackPartitionSnapshot(snapshot);
Console.WriteLine("Loaded snapshot: " + snapshot);
}
}
}
public async IAsyncEnumerable <ITableLoader> LoadTablesAsync()
{
await foreach (var container in _storageAccount.GetListOfContainersAsync())
{
if (container.Name == SystemFileNames.SystemContainerName)
{
continue;
}
var tableMetadata = await TableMetadataSaver.GetTableMetadataAsync(container);
var loader = new AzurePartitionsLoader(container, tableMetadata.Persist);
yield return(loader);
}
}
