add azure premium file support

update bazel and fix goftm

use defaultStorageAccountKind

fix test failure

update godep license file

fix staging godeps issue

update staging godeps

fix comments, use one API call for file creation

pkg/volume/azure_file/azure_provision.go

@@ -20,7 +20,9 @@ import (
 	"fmt"
 	"strings"
 
+	"github.com/Azure/azure-sdk-for-go/services/storage/mgmt/2018-07-01/storage"
 	"github.com/golang/glog"
+
 	"k8s.io/api/core/v1"
 	"k8s.io/apimachinery/pkg/api/resource"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -38,7 +40,7 @@ var _ volume.ProvisionableVolumePlugin = &azureFilePlugin{}
 // azure cloud provider should implement it
 type azureCloudProvider interface {
 	// create a file share
-	CreateFileShare(shareName, accountName, accountType, resourceGroup, location string, requestGiB int) (string, string, error)
+	CreateFileShare(shareName, accountName, accountType, accountKind, resourceGroup, location string, requestGiB int) (string, string, error)
 	// delete a file share
 	DeleteFileShare(accountName, accountKey, shareName string) error
 	// resize a file share
@@ -171,7 +173,12 @@ func (a *azureFileProvisioner) Provision(selectedNode *v1.Node, allowedTopologie
 		return nil, fmt.Errorf("claim.Spec.Selector is not supported for dynamic provisioning on Azure file")
 	}
 
-	account, key, err := a.azureProvider.CreateFileShare(name, account, sku, resourceGroup, location, requestGiB)
+	// when use azure file premium, account kind should be specified as FileStorage
+	accountKind := string(storage.StorageV2)
+	if strings.HasPrefix(strings.ToLower(sku), "premium") {
+		accountKind = string(storage.FileStorage)
+	}
+	account, key, err := a.azureProvider.CreateFileShare(name, account, sku, accountKind, resourceGroup, location, requestGiB)
 	if err != nil {
 		return nil, err
 	}