Fix getVMManagementTypeByIPConfigurationID()

Force cache refresh for getVMManagementTypeByIPConfigurationID().
The reason is that when a new standalone VM is included in the cluster,
CCM cannot tell its VM type with stale cache.

Signed-off-by: Zhecheng Li <zhechengli@microsoft.com>

pkg/provider/azure_vmss.go

@@ -1564,7 +1564,7 @@ func (ss *ScaleSet) ensureBackendPoolDeletedFromNode(nodeName string, backendPoo
 
 // GetNodeNameByIPConfigurationID gets the node name and the VMSS name by IP configuration ID.
 func (ss *ScaleSet) GetNodeNameByIPConfigurationID(ipConfigurationID string) (string, string, error) {
-	vmManagementType, err := ss.getVMManagementTypeByIPConfigurationID(ipConfigurationID, azcache.CacheReadTypeUnsafe)
+	vmManagementType, err := ss.getVMManagementTypeByIPConfigurationID(ipConfigurationID, azcache.CacheReadTypeForceRefresh)
 	if err != nil {
 		klog.Errorf("Failed to check VM management type: %v", err)
 		return "", "", err
@@ -1915,7 +1915,7 @@ func (ss *ScaleSet) EnsureBackendPoolDeleted(service *v1.Service, backendPoolIDs
 						continue
 					}
 
-					vmManagementType, err := ss.getVMManagementTypeByIPConfigurationID(*ipConf.ID, azcache.CacheReadTypeUnsafe)
+					vmManagementType, err := ss.getVMManagementTypeByIPConfigurationID(*ipConf.ID, azcache.CacheReadTypeForceRefresh)
 					if err != nil {
 						klog.Warningf("Failed to check VM management type by ipConfigurationID %s: %v, skip it", *ipConf.ID, err)
 					}