fix gateway cleanup

Change-Id: I95224fd22d115c4abf2eea48f7ae61f0524c62c9

Author: aojea

pkg/controller/controller.go

@@ -368,7 +368,7 @@ func cleanupLoadBalancer(lbController cloudprovider.LoadBalancer, name string) {
 
 func cleanupGateway(name string) {
 	// create fake service to pass to the cloud provider method
-	v, err := container.GetLabelValue(name, constants.LoadBalancerNameLabelKey)
+	v, err := container.GetLabelValue(name, constants.GatewayNameLabelKey)
 	if err != nil || v == "" {
 		klog.Infof("could not get the label for the loadbalancer on container %s : %v", name, err)
 		return

pkg/gateway/gateway.go

@@ -174,7 +174,7 @@ func (c *Controller) syncGateway(key string) error {
 				}
 			}
 		}
-		if !container.Exist(name) {
+		if !container.Exist(containerName) {
 			klog.V(2).Infof("creating container %s for gateway  %s/%s on cluster %s", containerName, namespace, name, c.clusterName)
 			enableTunnels := c.tunnelManager != nil || config.DefaultConfig.LoadBalancerConnectivity == config.Portmap
 			err := createGateway(c.clusterName, c.xdsLocalAddress, c.xdsLocalPort, gw, enableTunnels)