Fix subnet annotation checking for Azure internal loadbalancer

2019-02-25 14:48:53 +08:00
parent 139a13d312
commit 8d0c5d9727
2 changed files with 66 additions and 1 deletions
--- a/pkg/cloudprovider/providers/azure/azure_loadbalancer.go
+++ b/pkg/cloudprovider/providers/azure/azure_loadbalancer.go
@@ -1538,7 +1538,7 @@ func requiresInternalLoadBalancer(service *v1.Service) bool {

 func subnet(service *v1.Service) *string {
 	if requiresInternalLoadBalancer(service) {
-		if l, found := service.Annotations[ServiceAnnotationLoadBalancerInternalSubnet]; found {
+		if l, found := service.Annotations[ServiceAnnotationLoadBalancerInternalSubnet]; found && strings.TrimSpace(l) != "" {
 			return &l
 		}
 	}