fix: change disk client API version for Azure Stack

staging/src/k8s.io/legacy-cloud-providers/azure/clients/diskclient/azure_diskclient.go

@@ -22,6 +22,7 @@ import (
 	"context"
 	"fmt"
 	"net/http"
+	"strings"
 	"time"
 
 	"github.com/Azure/azure-sdk-for-go/services/compute/mgmt/2019-12-01/compute"
@@ -57,7 +58,11 @@ type Client struct {
 func New(config *azclients.ClientConfig) *Client {
 	baseURI := config.ResourceManagerEndpoint
 	authorizer := config.Authorizer
-	armClient := armclient.New(authorizer, baseURI, config.UserAgent, APIVersion, config.Location, config.Backoff)
+	apiVersion := APIVersion
+	if strings.EqualFold(config.CloudName, AzureStackCloudName) {
+		apiVersion = AzureStackCloudAPIVersion
+	}
+	armClient := armclient.New(authorizer, baseURI, config.UserAgent, apiVersion, config.Location, config.Backoff)
 	rateLimiterReader, rateLimiterWriter := azclients.NewRateLimiter(config.RateLimitConfig)
 
 	klog.V(2).Infof("Azure DisksClient (read ops) using rate limit config: QPS=%g, bucket=%d",

staging/src/k8s.io/legacy-cloud-providers/azure/clients/diskclient/interface.go

@@ -28,6 +28,10 @@ import (
 const (
 	// APIVersion is the API version for compute.
 	APIVersion = "2019-11-01"
+	// AzureStackCloudAPIVersion is the API version for Azure Stack
+	AzureStackCloudAPIVersion = "2019-07-01"
+	// AzureStackCloudName is the cloud name of Azure Stack
+	AzureStackCloudName = "AZURESTACKCLOUD"
 )
 
 // Interface is the client interface for Disks.