public IBlobStorage CreateBlobStorage(StorageConnectionString connectionString)
{
if (connectionString.Prefix == "azure.datalake.gen1")
{
connectionString.GetRequired("account", true, out string accountName);
connectionString.GetRequired("tenantId", true, out string tenantId);
connectionString.GetRequired("principalId", true, out string principalId);
connectionString.GetRequired("principalSecret", true, out string principalSecret);
int.TryParse(connectionString.Get("listBatchSize"), out int listBatchSize);
AzureDataLakeGen1Storage client = AzureDataLakeGen1Storage.CreateByClientSecret(
accountName, tenantId, principalId, principalSecret);
if (listBatchSize != 0)
{
client.ListBatchSize = listBatchSize;
}
return(client);
}
else if (connectionString.Prefix == "azure.datalake.gen2")
{
connectionString.GetRequired("account", true, out string accountName);
if (connectionString.Parameters.ContainsKey("msi"))
{
return(AzureDataLakeStoreGen2BlobStorageProvider.CreateByManagedIdentity(accountName));
}
string key = connectionString.Get("key");
if (!string.IsNullOrWhiteSpace(key))
{
//connect with shared key
return(AzureDataLakeStoreGen2BlobStorageProvider.CreateBySharedAccessKey(accountName, key));
}
else
{
//connect with service principal
connectionString.GetRequired("tenantId", true, out string tenantId);
connectionString.GetRequired("principalId", true, out string principalId);
connectionString.GetRequired("principalSecret", true, out string principalSecret);
return(AzureDataLakeStoreGen2BlobStorageProvider.CreateByClientSecret(accountName, tenantId, principalId, principalSecret));
}
}
return(null);
}
/// <summary>
/// Creates and instance of Azure Data Lake Gen 2 Store client
/// </summary>
/// <param name="factory">Factory reference</param>
/// <param name="accountName">Data Lake account name</param>
/// <param name="listBatchSize">Batch size for list operation for this storage connection. If not set defaults to 5000.</param>
/// <returns></returns>
public static IBlobStorage AzureDataLakeGen2StoreByManagedIdentity(this IBlobStorageFactory factory,
string accountName,
int listBatchSize = 5000)
{
if (accountName == null)
{
throw new ArgumentNullException(nameof(accountName));
}
var client = AzureDataLakeStoreGen2BlobStorageProvider.CreateByManagedIdentity(accountName);
client.ListBatchSize = listBatchSize;
return(client);
}
/// <summary>
/// Creates and instance of Azure Data Lake Gen 2 Store client
/// </summary>
/// <param name="factory">Factory reference</param>
/// <param name="accountName">Data Lake account name</param>
/// <returns></returns>
public static IBlobStorage AzureDataLakeGen2StoreByManagedIdentity(this IBlobStorageFactory factory,
string accountName)
{
return(AzureDataLakeStoreGen2BlobStorageProvider.CreateByManagedIdentity(accountName));
}